CN219835069U - Efficient water changing device for culturing Ruditapes philippinarum larvae - Google Patents

Abstract

The utility model relates to the technical field of aquaculture equipment, in particular to a high-efficiency water changing device for culturing young clams and shellfishes, which comprises an upper section pipe, a sealing layer, a pipe hoop, a middle section pipe, a lower section pipe, a pool bottom water outlet and a seedling pool bottom, wherein the middle section pipe is positioned below the upper section pipe, the lower section pipe is positioned below the middle section pipe, the pipe hoop is fixedly arranged above the outer part of the lower section pipe, the sealing layer is fixedly arranged on the inner wall of the pipe hoop, the upper section pipe is movably arranged inside the pipe hoop, and the middle section pipe is movably arranged inside the pipe hoop. This water change device is cultivateed to high-efficient Philippine clam young shellfish can satisfy the individual demands of different displacement, based on the upper and middle, the lower section pipe free combination of different quantity, not co-altitude, adjustable whole height, and then satisfies different displacement demands, can carry out a plurality of cultivation ponds drainage simultaneously, and manual work and time cost reduce by a wide margin, promote work efficiency.

Description

Efficient water changing device for culturing Ruditapes philippinarum larvae

Technical Field

The utility model relates to the technical field of aquaculture equipment, in particular to a high-efficiency water changing device for culturing young Philippine clams.

Background

The artificial breeding of the fries is a main way for solving the problem of fries required by the Philippine clams breeding, and in the artificial breeding process of the fries, indoor artificial breeding is a primary link and is subjected to the stages of spawning, hatching and floating larva breeding of the fries to submergence attachment and juvenile mollusk breeding. The cultivation of the strong young shellfish is an ultimate goal of indoor offspring seed artificial breeding, and the achievement of the goal lays a solid foundation for obtaining high-quality offspring seeds for cultivation in the subsequent outdoor intermediate breeding.

CN201510348936.8 discloses a large-scale cultivation method for Ruditapes philippinarum seedlings, which belongs to the field of aquaculture, and is characterized by comprising the following steps: blowing sand and sterilizing in a reclamation area, selecting parents, hastening spawning, cultivating planktonic larvae, cultivating attached young shellfish, harvesting sand grain seedlings and the like. By adopting the technical method, 5000-12000 ten thousand grains (1.5-4 m in shell length) of Ruditapes philippinarum sand grain seedlings can be cultivated per mu. The technology provided by the utility model can be popularized and applied in coasts in China, realizes large-scale and industrialized production of Philippine clam seedlings, and provides seedling guarantee for the development of Philippine clam cultivation industry. The utility model has simple operation and easy popularization.

CN202020838605.9 relates to a device for improving the efficiency of the young Philippines clams to wash the seedlings, which comprises a supporting rack, a water tank is arranged on the supporting rack, a water outlet is arranged at the lower part of the water tank, a mesh screen driven by a driving mechanism to realize transverse reciprocating swing is arranged in the water tank, a water inlet tank is arranged at the upper side of one end of the water tank, and a water outlet positioned above the mesh screen is arranged at the lower part of the water inlet tank. The device is convenient for seedling raising and washing operation, greatly saves labor cost and improves seedling raising production efficiency.

The young Bei Ying creeping crawl, the energy required for growth is more than planktonic larvae, the quantity of the fed unicellular algae baits cultivated in the stage is greatly increased, the water exchange quantity during the cultivation of the young shellfish is one of effective technical measures for ensuring good water quality environment and timely removing residual baits and excretions, and the daily water exchange quantity and the daily water exchange frequency are at least doubled compared with those in the planktonic cultivation stage, and the water exchange quantity is about 1/2-9/10 of that of the water for seedling culture.

In the water changing operation at this stage, a siphon method or direct bottom valve opening is generally adopted for water changing, and both the two modes need to be operated by workers in a drainage ditch of a seedling workshop, the links are complicated, and the number of manpower and the working time required by the increase of the seedling water body are greatly increased; in order to prevent the juvenile mollusk from losing caused by water change, the juvenile mollusk discharged along the siphon pipe or the bottom valve water outlet needs to be collected manually by a nylon net bag, and the process is extremely easy to cause great mechanical damage to the juvenile mollusk.

Disclosure of Invention

(one) solving the technical problems

The utility model aims to provide a high-efficiency Philippine clam juvenile mollusk cultivation water changing device, which aims to solve the problems that in the background art, a siphon method or a direct bottom valve opening water changing mode is required to be used by workers in a seedling workshop drainage ditch, the links are complicated, the number of workers and the working time required by the increase of a seedling water body are greatly increased, juvenile mollusks caused by water changing are prevented from losing, the juvenile mollusks discharged along a siphon pipe or a bottom valve drainage port are required to be collected manually, and the juvenile mollusks are extremely easy to cause great mechanical damage.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high-efficient Philippine clam young shellfish cultivates water changing device, includes upper segment pipe, sealing layer, ferrule, middle segment pipe, hypomere pipe, bottom of the pool outlet and grows seedlings the bottom of the pool, the middle segment pipe is located the below of upper segment pipe, hypomere pipe is located the below of middle segment pipe, ferrule fixed mounting is in the outside top of hypomere pipe, sealing layer fixed mounting is at the inner wall of ferrule, upper segment pipe movable mounting is in the inside of ferrule, middle segment pipe movable mounting is in the inside of ferrule, hypomere pipe movable mounting is in the inside of ferrule, the bottom of the pool is located the below of hypomere pipe, the bottom of the pool outlet is fixed to be set up the upper end at the bottom of the pool of growing seedlings, through setting up upper segment pipe, middle segment pipe and hypomere pipe to guarantee that young shellfish is not run off because of getting into the bottom of the pool outlet, only dismantle the combination of middle segment pipe and upper segment pipe according to the displacement.

Preferably, the sealing layer is attached to the middle section pipe, the sealing layer is attached to the upper section pipe, and when water is required to be discharged, a water discharge valve outside the seedling raising pond is opened, and water in the pond is automatically discharged through the device.

Preferably, the heights of the upper section pipe, the middle section pipe and the lower section pipe are respectively 20cm to 35cm, and different combination schemes of the upper section pipe, the middle section pipe and the lower section pipe can be selected according to different drainage amounts.

Preferably, the upper port of the lower pipe is at least 5cm higher than the highest point of the bottom of the cultivation pool, and in the cultivation pool with the water outlet at the bottom of the pool at the lowest point of the bottom of the pool and about 10 degrees different from the highest point of the bottom of the pool, for example, the water depth is 1.2 m, and the height of the 3 pipes can be selected to be equal and are all 25 cm in specification for combined use.

Preferably, the upper pipe is matched with the pipe hoop, and the middle pipe is matched with the pipe hoop.

Preferably, the number of the pipe hoops is two, and the number of the sealing layers is two.

Compared with the prior art, the utility model has the beneficial effects that:

1. the efficient water changing device for cultivating the young clams of the Philippines can meet individual requirements of different drainage amounts, can adjust the whole height based on free combination of upper, middle and lower sections of pipes with different amounts and different heights, further meets the requirements of different drainage amounts, can drain water from a plurality of cultivation ponds at the same time, greatly reduces labor and time cost, and improves working efficiency;

2. the efficient water changing device for cultivating the juvenile mollusks of the Philippines effectively reduces the loss and mechanical damage of the juvenile mollusks caused by water changing, and the lowest water outlet of the integral device is higher than the highest point of the bottom of the pond, so that the juvenile mollusks creeping at the bottom of the pond can be prevented from being discharged along with the water to a great extent, and the mechanical damage of the juvenile mollusks can be effectively reduced;

3. the efficient water changing device for cultivating the young clams is convenient and energy-saving in practical application, the main body of the efficient water changing device is cylindrical, convenient to connect and simple to operate, the efficient water changing device can be directly inserted into a drain pipe orifice at the bottom of a pond in use, the efficient water changing device can be independently used, water is discharged in the form of an overflow pipe by utilizing water pressure, electricity is not needed, the energy consumption of indoor cultivation is reduced, the effect is obvious in practical production, and the efficient water changing device is convenient to popularize;

4. the efficient Philippine clam juvenile mollusk culturing water changing device is safe in material, convenient to kill, low in material price, firm and durable, simple in assembling and disassembling process, and convenient to clean and kill after use, and the material used by the whole device does not have adverse effect on the quality of seedling water.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic top view of a pipe clamp and seal layer according to the present utility model;

FIG. 3 is a schematic diagram of a specific embodiment of the present utility model.

In the figure: 1. an upper pipe section; 2. a sealing layer; 3. a pipe clamp; 4. a middle section tube; 5. a lower pipe section; 6. a pool bottom water outlet; 7. the bottom of the seedling raising pool.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: a high-efficiency water changing device for culturing Philippine clams and young shellfish comprises an upper section pipe 1, a sealing layer 2, a pipe hoop 3, a middle section pipe 4, a lower section pipe 5, a pond bottom water outlet 6 and a seedling pond bottom 7, wherein the middle section pipe 4 is positioned below the upper section pipe 1, the lower section pipe 5 is positioned below the middle section pipe 4, the pipe hoop 3 is fixedly arranged above the outer part of the lower section pipe 5, the sealing layer 2 is fixedly arranged on the inner wall of the pipe hoop 3, the upper section pipe 1 is movably arranged inside the pipe hoop 3, the middle section pipe 4 is movably arranged inside the pipe hoop 3, the lower section pipe 5 is movably arranged inside the pipe hoop 3, the seedling pond bottom 7 is positioned below the lower section pipe 5, the pond bottom water outlet 6 is fixedly arranged at the upper end of the seedling pond bottom 7, by arranging the upper section pipe 1, the middle section pipe 4 and the lower section pipe 5, the pipe and the pipe hoop 3 are made of polyethylene, the sealing layer 2 is made of alkali-resistant silica gel or the like, the upper pipe 1 and the middle pipe 4 are respectively inserted into the pipe hoop 3 of the middle pipe 4 and the lower pipe 5, so that tight sleeve connection of the three pipes is realized, the non-pipe hoop 3 end of the lower pipe 5 is aligned and inserted into a drain pipe orifice (the outer diameter of the lower pipe and the drain pipe orifice can be tightly connected in standard size), after the pipe and the pipe hoop are properly installed, the upper port (namely the port of the pipe hoop 3) of the lower pipe 5 is inspected and ensured to be at least 5cm higher than the highest point of the bottom of a cultivation pool, the device is installed just before the floating larvae are submerged into young shellfish, then the young shellfish is not pulled out (so as to ensure that the young shellfish is not lost due to entering the drain port 6 of the bottom of the pool), and the disassembly and combination of the middle pipe 4 and the upper pipe 1 are only carried out according to the drainage.

Sealing layer 2 is laminated mutually with middle section pipe 4, and sealing layer 2 is laminated mutually with upper segment pipe 1, when needing the drainage, opens the outside drain valve in pond of growing seedlings, and the pond water flows through this device automatic discharge.

The heights of the upper section pipe 1, the middle section pipe 4 and the lower section pipe 5 are respectively 20cm to 35cm, and the combination schemes of the upper section pipe 1, the middle section pipe 4 and the lower section pipe 5 can be selected according to different drainage amounts.

The upper port of the lower pipe 5 is at least 5cm higher than the highest point of the bottom of the cultivation pool, and in the cultivation pool with the bottom water outlet 6 at the lowest point of the bottom of the pool and about 10 degrees different from the highest point of the bottom of the pool, for example, the water depth is 1.2 m, and 3 sections of pipes can be selected to have the same height and are all 25 cm specification for combined use.

The upper pipe 1 is matched with the pipe hoop 3, and the middle pipe 4 is matched with the pipe hoop 3.

The number of the pipe hoops 3 is two, and the number of the sealing layers 2 is two.

Working principle: when the device is used, the upper section pipe 1 and the middle section pipe 4 are respectively inserted into the pipe hoops 3 of the middle section pipe 4 and the lower section pipe 5 to realize tight sleeve connection of the three sections of pipes, then the non-pipe hoops 3 end of the lower section pipe 5 are aligned to be inserted into a drain pipe orifice of a pool bottom (the outer diameter of the lower pipe with standard size can be tightly connected with the drain pipe orifice), after the device is properly installed, the upper port (i.e. the pipe hoops 3 port) of the lower section pipe 5 is inspected to be ensured to be at least 5cm higher than the highest point of the bottom of a cultivation pool, the device is installed just before the floating larvae are about to be submerged into young shellfish, the device is not pulled out (so as to ensure that the young shellfish is not lost due to entering a drain outlet), the disassembly combination of the middle section pipe 4 and the upper section pipe 1 is only according to the drain amount, when the drain valve outside the seedling pool is needed, water in the pool flows through the device to be automatically drained, different combination schemes can be selected, the drain water in the pool is positioned at the lowest point of the pool bottom and 10 DEG of the pool bottom of the drain outlet, if the drain pipe depth is 1.2 m, the 3 sections of the drain pipe is 5cm, the drain pipe height is selected to be 25 cm, and the drain pipe specification is equal, and the drain pipe length is about to be exposed; if the overlapping height of the joint of each section of pipe is ignored, the joint of 3 sections of pipes is about 60 cm higher than the lowest point of the bottom of the tank after being combined, at the moment, 3 sections of pipes are selected for connection and use, and 50% of water can be discharged after an external drain valve is opened; 2 sections of pipes (lower section pipe 5 and middle section pipe 4) are selected for connection and use, and about 70% of water can be discharged; only the lower pipe 5 is used, and the water can be discharged by 90%, which is close to the whole amount.

Finally, it should be noted that the above description is only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and that the simple modification and equivalent substitution of the technical solution of the present utility model can be made by those skilled in the art without departing from the spirit and scope of the technical solution of the present utility model.

Claims (6)

1. The utility model provides a high-efficient Philippine clam young shellfish cultivates water changing device, includes upper segment pipe (1), sealing layer (2), ferrule (3), middle section pipe (4), hypomere pipe (5), bottom of the pool outlet (6) and educates seedling pool bottom (7), its characterized in that: the utility model provides a seedling raising device, including upper segment pipe (1), lower segment pipe (5), pipe hoop (3), sealing layer (2), upper segment pipe (1) movable mounting is in the below of pipe hoop (3), lower segment pipe (5) are located the below of middle segment pipe (4), pipe hoop (3) fixed mounting is in the outside top of middle segment pipe (4), pipe hoop (3) fixed mounting is in the inner wall of pipe hoop (3), upper segment pipe (1) movable mounting is in the inside of pipe hoop (3), inside pipe hoop (3) movable mounting is in pipe hoop (4), seedling raising bottom of the pool (7) are located the below of lower segment pipe (5), bottom of the pool outlet (6) fixed setting is in the upper end of seedling raising bottom of the pool (7).

2. The efficient philippine juvenile mollusk culture water changing device according to claim 1, wherein: the sealing layer (2) is attached to the middle-section pipe (4), and the sealing layer (2) is attached to the upper-section pipe (1).

3. The efficient philippine juvenile mollusk culture water changing device according to claim 2, wherein: the heights of the upper section pipe (1), the middle section pipe (4) and the lower section pipe (5) are respectively 20cm-35cm.

4. A high efficiency philippine juvenile mollusk culture water changing device as defined in claim 3, wherein: the upper port of the lower pipe (5) is at least 5cm higher than the highest point of the bottom of the cultivation pool.

5. The efficient philippine juvenile mollusk culture water changing device according to claim 4, wherein: the upper pipe (1) is matched with the pipe hoop (3), and the middle pipe (4) is matched with the pipe hoop (3).

6. The efficient philippine juvenile mollusk culture water changing device according to claim 5, wherein: the number of the pipe hoops (3) is two, and the number of the sealing layers (2) is two.