CN215756847U

CN215756847U - Accurate water filtration disinfecting equipment of fish seedling

Info

Publication number: CN215756847U
Application number: CN202120726096.5U
Authority: CN
Inventors: 高滨; 王得宾; 盛宝利; 郑龙华; 史春芳; 吕建国; 郭福元; 石磊
Original assignee: Yantai Jinghai Marine Fishery Co ltd
Current assignee: Yantai Jinghai Marine Fishery Co ltd
Priority date: 2021-04-10
Filing date: 2021-04-10
Publication date: 2022-02-08
Anticipated expiration: 2031-04-10

Abstract

The utility model discloses precise water filtering and disinfecting equipment for fish seedling culture, which consists of a precise filtering system and an ultraviolet disinfecting system, wherein the precise filtering system comprises a water inlet valve, a filtering water inlet pipeline, a precise water filter and a filtering water outlet pipeline, and the ultraviolet disinfecting system comprises a disinfecting water inlet pipeline, an ultraviolet disinfector and a disinfecting water outlet pipeline. The precise water filtering and disinfecting equipment for fish seedling culture provided by the utility model is based on secondary filtering after filtering by the sand filter tank or the sand filter tank, has a simple structure and strong practicability, can more efficiently filter unfiltered tiny particles and silt in the culture water body, can effectively reduce COD (chemical oxygen demand) and bacterial load of the culture water body by disinfecting the water body through ultraviolet rays, and can effectively improve the hatchability and survival rate in the seedling culture process, thereby improving the quality of seawater seedling culture.

Description

Accurate water filtration disinfecting equipment of fish seedling

Technical Field

The utility model relates to the technical field of aquaculture, in particular to precise water filtering and sterilizing equipment for fish seedling culture.

Background

The research of marine fish fry breeding in China starts in the 50 s, and the 80 s make breakthrough progress in marine fish fry breeding in China so far, so that a large amount of high-quality fish fries are provided for aquaculture in China.

Most of seawater seedling water needs to be taken from open sea, and the seawater is required to be not accompanied by impurities and silt, so that bacteria and germs are few.

The existing filtration is mainly carried out through a sand filter or a glass fiber reinforced plastic sand filter tank, some seedling raising factories simultaneously use the sand filter and the sand filter tank for filtration, and the two principles are that impurities in water are filtered through stones and sand with different particle sizes. However, when the open sea water is particularly turbid, the filtering effect is reduced, and particularly when heavy metal ions in the open sea water exceed the standard, the conditions of water for seedling cultivation cannot be met after the open sea water is filtered by the sand filter tank and the sand filter tank, and in addition, the sand filter tank or the glass fiber reinforced plastic sand filter tank cannot sterilize the open sea water; in the process of breeding marine fishes, the water consumption in the early stage is less, and in order to improve the hatchability of fish eggs, improve the opening rate of seedlings and reduce the distortion rate, high-quality culture seawater is needed, so that the precise seawater filtering and disinfecting are needed to be further carried out after the filtration in the sand filter tank and the sand filter tank, and therefore, the utility model provides the precise water filtering and disinfecting equipment for breeding the marine fishes.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problems in the prior art, the utility model provides a precise water filtering and disinfecting device for fish seedling culture.

The technical scheme adopted by the utility model for solving the technical problems is as follows: a precise seawater filtering and sterilizing device for fish seedling culture comprises a precise filtering system and an ultraviolet sterilizing system.

The precise filtering system comprises a water inlet valve, a filtering water inlet pipeline, a precise water filter and a filtering water outlet pipeline, and the ultraviolet disinfection system comprises a disinfection water inlet pipeline, an ultraviolet disinfector and a disinfection water outlet pipeline; the water inlet filtering pipeline comprises a main filtering water inlet pipeline and a secondary filtering water inlet pipeline, wherein a water inlet valve is connected with the front end of the main filtering water inlet pipeline, the rear end of the main filtering water inlet pipeline is blocked by a pipe plug, the main filtering water inlet pipeline is averagely divided into four sections, each two sections are connected through a tee joint, the reducing diameter of the tee joint is connected with the secondary filtering water inlet pipeline through a PVC pipe and a tee joint, the front end of the secondary filtering water inlet pipeline is blocked by the pipe plug, the rear end of the secondary filtering water inlet pipeline is connected with a ball valve for drainage and water diversion, the secondary filtering water inlet pipeline is averagely divided into N +1 sections, each two sections are connected through a tee joint, and the reducing diameter of the tee joint is connected with the front end of a base water inlet of one precision water filter through the PVC pipe; the number of the precise water filters is N, each precise water filter comprises a base, a plastic transparent cover and a cotton filter element, the bases are all provided with a water inlet and a water outlet, the front ends of the water inlets are opened at one side of the bases, the opening direction is parallel to the bases, the opening direction of the rear end of the water inlet is vertical to the base and is positioned in the center of the base, and has a 3cm convex pipe wall, the rear end of the water outlet is positioned at the opposite side of the opening of the water inlet, the direction is parallel to the base, the front end of the water outlet is positioned between the edge of the base and the rear end of the water inlet, the direction is vertical to the base, the protruding pipe wall at the rear end of the water inlet is connected with the middle of the cotton filter element in a hollow mode, the cotton filter element covers the front end of the water outlet of the base, a twisting wire is arranged on the base, and the plastic transparent cover is connected with the base through the twisting wire; the sewer pipeline of straining includes sewer inferior pipeline and sewer trunk line of straining, sewer inferior pipeline both ends of straining dies with the shutoff, sewer inferior pipeline of straining evenly divide into 11 sections, connects through different tee bend between per two sections, different tee bend reducing with the delivery port of base passes through the PVC union coupling, it dies to strain sewer trunk line front end with the shutoff, strain sewer trunk line rear end with the disinfection inlet channel communicates with each other, sewer trunk line of straining evenly divide into 4 sections, through different tee junction between per two sections, different tee junction reducing pass through PVC pipe, tee bend and sewer inferior pipe connection of straining.

The ultraviolet disinfection system comprises a disinfection water inlet pipeline, an ultraviolet disinfector and a disinfection water outlet pipeline, wherein the ultraviolet disinfector comprises a PVC pipe cavity, a pipe sleeve, an ultraviolet lamp tube, a ballast and an ultraviolet lamp control cabinet, the disinfection water inlet pipeline is communicated with the filtering water outlet main pipeline, a blow-off valve is arranged at the rear end of the disinfection water inlet pipeline, the disinfection water inlet pipeline is averagely divided into N +1 sections, every two sections of the disinfection water inlet pipeline are connected through a different tee joint, the reducing diameter of the different tee joint passes through the PVC pipe and the tee joint to be connected with the PVC pipe cavity, the PVC pipe cavity is a PVC pipe with the length of 100cm and the diameter of 50mm, the bottom end of the PVC pipe cavity is blocked by a pipe plug, the top end of the PVC pipe cavity is a reducing pipe with the diameter of 50mm and the diameter of 25mm, the end opening of the reducing pipe is provided with the diameter of 25mm, the position close to 20cm at two ends of the PVC pipe cavity is respectively provided with a tee joint, the top end of the disinfection water inlet pipeline is connected with the disinfection water outlet pipeline, the ultraviolet lamp control cabinet is characterized in that the lamp tube sleeve is inserted into the PVC tube cavity through a reducing tube at the upper end of the PVC tube cavity, the lamp tube sleeve is fixed with a rubber pad for the reducing tube at the upper end of the PVC tube cavity, the ultraviolet lamp tubes are inserted into the lamp tube sleeve, an ultraviolet lamp control switch is arranged on each ultraviolet lamp tube and is electrically connected with a ballast, the ultraviolet lamp control cabinet is a 300 x 400mm electric box, a main switch is arranged in the ultraviolet lamp control cabinet and is electrically connected with each ultraviolet lamp control switch, and an indicator lamp is arranged outside the ultraviolet lamp control cabinet and is electrically connected with the ultraviolet lamp control switches and used for indicating whether the ultraviolet lamps operate or not.

Compared with the prior art, the utility model has the following beneficial technical effects,

the precise water filtering and disinfecting equipment for fish seedling culture provided by the utility model is based on secondary filtering after filtering by the sand filter tank or the sand filter tank, has a simple structure and strong practicability, can more efficiently filter unfiltered tiny particles and silt in the culture water body, can effectively reduce COD (chemical oxygen demand) and bacterial load of the culture water body by disinfecting the water body through ultraviolet rays, and can effectively improve the hatchability and survival rate in the seedling culture process, thereby improving the quality of seawater seedling culture.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic top view of the present invention;

FIG. 2 is a side view of the present invention after installation;

fig. 3 is a front view of the present invention after installation.

In the figure, 1, a water inlet valve, 2, a filtering water inlet pipeline, 3, a precision water filter, 4, a filtering water outlet pipeline, 5, a disinfecting water inlet pipeline, 6, an ultraviolet disinfector, 7, an ultraviolet lamp control cabinet, 8, a disinfecting water outlet pipeline, 9, a filtering water secondary pipeline, 10, a plastic transparent cover, 11, a cotton filter element, 12, a base, 13, a filtering water main pipeline, 14, a PVC pipe cavity, 15, a lamp tube sleeve, 16, an ultraviolet lamp tube, 17, a ballast, 18, a filtering water inlet main pipeline and 19, a filtering water inlet secondary pipeline.

Detailed Description

In order to make the technical solutions of the present invention better understood, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

A precise seawater filtering and disinfecting device for fish seedling culture comprises a precise filtering system and an ultraviolet disinfecting system, wherein the precise filtering system comprises a water inlet valve 1, a filtering water inlet pipeline 2, a precise water filter 3 and a filtering water outlet pipeline 4, and the ultraviolet disinfecting system comprises a disinfecting water inlet pipeline 5, an ultraviolet disinfector 6 and a disinfecting water outlet pipeline 8; the filtering water inlet pipeline 2 comprises a filtering water inlet main pipeline 18 with the diameter of 125 mm and a filtering water inlet secondary pipeline 19 with the diameter of 63mm, the water inlet valve 1 is connected with the front end of the filtering water inlet main pipeline 18, the rear end of the filtering water inlet main pipeline 18 is blocked by a pipe plug, the filtering water inlet main pipeline 18 is averagely divided into four sections, each two sections are connected by a different tee joint, the diameter of the different tee joint is changed by a PVC pipe and a tee joint to be connected with the filtering water inlet secondary pipeline 19, the front end of the filtering water inlet secondary pipeline 19 is blocked by the pipe plug, the rear end of the filtering water inlet secondary pipeline 19 is connected with a ball valve for drainage and water diversion, the filtering water inlet secondary pipeline 19 is averagely divided into 11 sections, each two sections are connected by the different tee joint, and the diameter of the different tee joint is connected with the front end of a water inlet of a base 12 of the precision water filter 3 by the PVC pipe; the number of the precise water filters 3 is 10, each precise water filter 3 comprises a base 12, a plastic transparent cover 10 and a cotton filter element 11, a water inlet and a water outlet are arranged on the base 12, the front end of the water inlet is opened on one side of the base 12, the opening direction is parallel to the base 12, the opening direction of the rear end of the water inlet is perpendicular to the base 12, the rear end of the water outlet is positioned at the central position of the base 12 and is provided with a 3cm convex pipe wall, the rear end of the water outlet is positioned on the opposite side of the opening of the water inlet, the direction is parallel to the base 12, the front end of the water outlet is positioned between the edge of the base 12 and the rear end of the water inlet, the direction is perpendicular to the base 12, the convex pipe wall of the rear end of the water inlet is connected with the middle of the cotton filter element 11 in a hollow manner, the cotton core of the cotton filter element 11 covers the front end of the water outlet of the base 12, and a twisting wire is arranged on the base 12, the plastic transparent cover 10 is connected with the base 12 through a twisted wire; the filtered water outlet pipeline 4 comprises a filtered water outlet secondary pipeline 9 with the diameter of 63mm and a filtered water outlet main pipeline 13 with the diameter of 125 mm, two ends of the filtered water outlet secondary pipeline 9 are blocked by pipe plugs, the filtered water outlet secondary pipeline 9 is averagely divided into 11 sections, each two sections are connected through a tee, the reducing diameter of the tee is connected with the water outlet of the base 12 through a PVC pipe, the front end of the filtered water outlet main pipeline 13 is blocked by a pipe plug, the rear end of the filtered water outlet main pipeline 13 is communicated with the disinfection water inlet pipeline 5, the filtered water outlet main pipeline 13 is averagely divided into four sections, each two sections are connected through a tee, and the reducing diameter of the tee is connected with the filtered water outlet secondary pipeline 9 through a PVC pipe and a tee; the ultraviolet disinfection system comprises a disinfection water inlet pipeline 5, an ultraviolet disinfector 6 and a disinfection water outlet pipeline 8, wherein the ultraviolet disinfector 6 comprises a PVC pipe cavity 14, a pipe sleeve 15, an ultraviolet lamp tube 16, a ballast 17 and an ultraviolet lamp control cabinet 7, the disinfection water inlet pipeline 5 is communicated with the filtered water main pipeline 13, a blow-off valve is arranged at the rear end of the disinfection water inlet pipeline 5, the disinfection water inlet pipeline 5 is averagely divided into 11 sections, each two sections are connected through a tee joint, the diameter of the tee joint is changed to be connected with the PVC pipe cavity 14 through a PVC pipe and the tee joint, the PVC pipe cavity 14 is a PVC pipe with the length of 100cm and the diameter of 50mm, the bottom end of the PVC pipe cavity 14 is blocked by a pipe, the top end of the PVC pipe cavity 14 is a reducer with the diameter of 50mm and the diameter of 25mm, the end of the PVC pipe cavity is opened, a tee joint is respectively arranged at the position which is close to 20cm of the two ends, and the tee joint at the top end is connected with the disinfection water inlet pipeline 5, the three-way pipe at the bottom end is connected with the disinfection water outlet pipeline 8, the lamp tube sleeve 15 is inserted into the PVC tube cavity 14 through the reducing pipe at the upper end, the lamp tube sleeve 15 and the reducing pipe at the upper end of the PVC tube cavity 14 are fixed by a rubber pad, the ultraviolet lamp tube 16 is inserted into the lamp tube sleeve 15, an ultraviolet lamp control switch is arranged on each ultraviolet lamp tube 16, the ultraviolet lamp control switch is electrically connected with a ballast 17, the ultraviolet lamp control cabinet 7 is a 300 x 400mm electric box, a main switch is arranged in the ultraviolet lamp control cabinet 7 and is electrically connected with each ultraviolet lamp control switch, an indicator lamp is arranged outside the ultraviolet lamp control cabinet 7 and is electrically connected with the ultraviolet lamp control switch, and the indicator lamp is used for indicating whether the ultraviolet lamp runs or not.

Further, the filtering water secondary pipeline 9, the filtering water main pipeline 13, the filtering water inlet main pipeline 18 and the filtering water secondary pipeline 19 are all made of PVC materials.

When the seawater desalination device works, the water inlet valve 1 is connected with a sand filter tank water outlet pipeline, the water inlet valve 1 is opened, seawater enters the water inlet pipeline 2 and flows to the precision water filter 3, the seawater is filtered by the cotton filter element 11 in the precision water filter 3, the seawater enters the filtered water outlet pipeline 4 and flows to the disinfection water inlet pipeline 5, the seawater further flows into the ultraviolet disinfector 6, after a control switch in the ultraviolet lamp control cabinet 7 is opened, ultraviolet light is emitted by the ultraviolet lamp tube 16 to disinfect and disinfect the seawater in the PVC pipe cavity 14, and the disinfected seawater flows into the seedling raising pond from the disinfection water outlet pipeline 8.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the scope of the present invention is defined by the claims. Various modifications and equivalents may be made by those skilled in the art within the spirit and scope of the present invention, and such modifications and equivalents should also be considered as falling within the scope of the present invention.

Claims

1. The utility model provides a fish precision water filtration disinfecting equipment that grows seedlings comprises precision filtration system and ultraviolet disinfection system two parts, precision filtration system includes inlet valve (1), filters inlet channel (2), precision water filter (3), filters outlet conduit (4), the ultraviolet disinfection system is including disinfection inlet channel (5), ultraviolet disinfector (6), disinfection outlet conduit (8), its characterized in that: the filtering water inlet pipeline (2) comprises a filtering water inlet main pipeline (18) and a filtering water inlet secondary pipeline (19), the water inlet valve (1) is connected with the front end of the filtering water inlet main pipeline (18), the rear end of the filtering water inlet main pipeline (18) is blocked by a pipe plug, the filtering water inlet main pipeline (18) is averagely divided into a plurality of sections, each two sections are connected through a different tee joint, the diameter of the different tee joint is reduced and is connected with the filtering water inlet secondary pipeline (19) through a PVC pipe and a tee joint, the front end of the filtering water inlet secondary pipeline (19) is blocked by the pipe plug, the rear end of the filtering water inlet secondary pipeline (19) is connected with a ball valve, and the filtering water inlet secondary pipeline (19) is connected with the water inlet of the precision water filter (3) through the different tee joint and the PVC pipe; the filtering water outlet pipeline (4) comprises a filtering water secondary pipeline (9) and a filtering water main pipeline (13), two ends of the filtering water secondary pipeline (9) are blocked by pipe plugs, the filtering water secondary pipeline (9) is averagely divided into 11 sections, each two sections are connected through a different tee joint, the reducing diameter of the different tee joint is connected with a water outlet of the base (12) through a PVC pipe, the front end of the filtering water main pipeline (13) is blocked by the pipe plug, the rear end of the filtering water main pipeline (13) is communicated with the disinfecting water inlet pipeline, the filtering water main pipeline (13) is averagely divided into four sections, the two sections are connected through the different tee joint, and the reducing diameter of the different tee joint is connected with the filtering water secondary pipeline (9) through the PVC pipe and the tee joint; the ultraviolet sterilizer (6) comprises a PVC pipe cavity (14), a lamp tube sleeve (15), an ultraviolet lamp tube (16), a ballast (17) and an ultraviolet lamp control cabinet (7).

2. The fish seedling raising precision water filtering and sterilizing equipment as claimed in claim 1, wherein a plurality of precision water filters (3) can be arranged according to the requirement of aquaculture water, the upper end of each precision water filter (3) is provided with a plastic transparent cover (10), the lower end of each precision water filter is provided with a base (12), a cotton filter element (11) is arranged in each precision water filter, and the base (12) is provided with a water inlet and a water outlet.

3. The fish seedling raising precision water filtering and disinfecting device as claimed in claim 1, wherein a plurality of ultraviolet disinfectors (6) are arranged according to the requirement of the culture water amount, the bottom ends of PVC pipe cavities (14) in the ultraviolet disinfectors (6) are blocked by pipe plugs, the upper ends of the PVC pipe cavities (14) are connected with reducer pipes, 20cm positions of the PVC pipe cavities (14) close to two ends are respectively provided with a tee joint, the tee joint at the upper end is connected with the disinfecting water inlet pipeline (5), and the tee joint at the bottom end is connected with the disinfecting water outlet pipeline (8); the ultraviolet lamp tube is characterized in that the lamp tube sleeve (15) is inserted into the PVC tube cavity (14) through the reducing tube at the upper end of the PVC tube cavity (14), the joint of the lamp tube sleeve (15) and the reducing tube at the upper end of the PVC tube cavity (14) is fixed through a rubber pad, the ultraviolet lamp tube (16) is inserted into the lamp tube sleeve (15), the ultraviolet lamp tube (16) is electrically connected with the ballast (17), and each ultraviolet lamp tube (16) is provided with an ultraviolet lamp control switch.

4. The fish fry raising precision water filtering and sterilizing device as claimed in claim 3, wherein the PVC pipe cavity (14) is a PVC pipe with a length of 100cm and a diameter of 50 mm.

5. The fish fry precision water filtering and sterilizing device as claimed in claim 3, wherein the reducing pipe is a reducing pipe with a diameter of 50mm to 25 mm.

6. The fish seedling raising precision water filtering and sterilizing equipment as claimed in any one of claims 1 to 5, wherein a main switch is arranged inside the ultraviolet lamp control cabinet (7), the main switch is electrically connected with the ultraviolet lamp control switch, the ultraviolet lamp control switch is connected with the ballast (17) through a sheath wire, an indicator lamp is arranged outside the ultraviolet lamp control cabinet (7), and the indicator lamp is electrically connected with the ultraviolet lamp control switch.

7. The fish fry precision water filtering and sterilizing device as claimed in claim 6, wherein the ultraviolet lamp control cabinet (7) is a 300 x 400mm electric box.