Facility breeding device for ovogenesis freshwater snail fries

Abstract

The utility model discloses a facility breeding device for ovolive freshwater snail fries, which belongs to the field of freshwater snail culture facilities in aquaculture and comprises a snail seed placing basket, a tail water collecting barrel, a snail seedling collecting bag and an algae culture barrel. The lower part downwards sprays to the snail seed placing frame through a water suction pump, a vertical water pipe, a horizontal water inlet pipe and water inlet holes which are formed at equal intervals; a water quality monitor is additionally arranged below the right side in the aquarium, and the water quality index of the water body in the aquarium is maintained within a set range through a control panel and manual intervention measures; a snail seedling outlet and a filter screen are arranged below the left front side of the aquarium, snail seedlings are discharged into a snail seedling collecting pipe in a flushing water mode and enter a tail water collecting barrel, and a snail seedling collecting bag is arranged in the snail seedling collecting barrel; the tail water enters the water purifier from a water outlet in the lower side of the tail water collecting barrel, and is supplied to the algae culture barrel after being purified; and a timer and a water flow control valve are additionally arranged in the middle of the algae culture barrel.

Description

TECHNICAL FIELD

[0001] The utility model provides a kind of oviparous freshwater snail seedling facility breeding device, can be used to pond, reservoir, water channel or rice field fish ditch all species of feeding ring edge snail and round field snail, belong to freshwater snail cultivation facilities in aquaculture field. BACKGROUND

[0002] In recent years, the fast development of Guangxi Zhuang Autonomous Region Snail Noodle has become a new industry chain with output value exceeding 10 billion yuan, and its products are sold to 20 countries and regions. Snail, as the core raw material of the industry and the soul of high soup boiling, is also a hot-selling food in night snack stalls and physical stores, with annual consumption exceeding 1.5 million tons. However, the current national snail cultivation output is only more than 90,000 tons, which cannot meet market demand. Therefore, strengthening artificial snail breeding in the future will be an inevitable trend.

[0003] At present, the "breeding and raising in one" mode commonly used by breeders is to directly release snail seeds during cultivation, without separately collecting snail seedlings, and the seeds and seedlings grow together in the same pool. This will cause the following problems during cultivation: first, inbreeding phenomenon is frequent, causing degeneration of germplasm; second, commercial snails of different sizes grow asynchronously, and artificial snail picking costs are high; third, seedling stage mortality is high, and yield is low; fourth, market seedling production and supply are still in the blank. The main oviparous freshwater economic snails cultivated on the market are ring edge snails and round field snails, but there is no related seedling facility breeding facility.

[0004] Therefore, how to design a kind of oviparous freshwater snail seedling facility breeding device becomes a technical problem to be solved by the technical personnel in the field. CONTENT OF THE UTILITY MODEL

[0005] In view of the above technical problems of the prior art, the utility model solves the technical problems of inbreeding causing degeneration of germplasm, commercial snails of different sizes growing asynchronously, high mortality and low yield of seedlings, etc.

[0006] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0007] The application relates to a kind of oviparous freshwater snail seedling facilities breeding device, including water quality monitor, snail seed placement basket, control panel, snail seedling collection pipe, tail water collection barrel, snail seedling collection bag, water purifier, algae culture barrel, water pump and timer.Spiral seed placement basket is placed on the aquarium, and is sprayed downward to the spiral seed placement basket through water pump, vertical water pipe, horizontal water inlet pipe and equidistantly opened water inlet hole;water quality monitor is installed on the right side of the aquarium, and the water quality index in the aquarium is maintained in the set range through control panel and artificial intervention measures;the snail seedling discharge port is arranged on the left front side of the aquarium, and a filter screen is arranged, the snail seedling is discharged into the snail seedling collection pipe by flushing water, and enters the tail water collection barrel, and the snail seedling collection bag is arranged in the tail water collection barrel;the tail water is discharged from the lower side of the tail water collection barrel into the water purifier, and the water purifier supplies water to the algae culture barrel after water purification;the other end of the algae culture barrel is connected with the water pump, and the timer and the water flow control valve are arranged in the middle.

[0008] Preferably, the snail seedling collection pipe is parallel to the bottom of the aquarium, and the bottom of the aquarium is inclined downward by 5 degrees to facilitate the discharge of the snail seedling.

[0009] Preferably, the mesh diameter of the snail seed placement basket is 1-2 cm, the mesh diameter of the filter screen of the snail seedling discharge port is 1-2 cm, and the mesh of the snail seedling collection bag is 20 mesh.

[0010] Preferably, the water quality monitor, the control panel, the water purifier and the timer are purchased from the market.

[0011] Method for using: 7 days before using the equipment, cultivate diatom or green algae and the like algae which are preferred by snails in the algae culture box;then close the snail seedling discharge port switch, open the water inlet pipe, the water flow control valve and the water pump;then put the snail seeds with uniform specifications, no damage and vitality into the snail seed placement basket, wherein the ring snail seed is greater than or equal to 3 g, the density is 100 per square meter, and the male to female ratio is 4:1;the round field snail seed is greater than or equal to 20 g, the density is 20 per square meter, and the male to female ratio is 1.5:1.At the same time, open the water quality monitor and the control panel, detect the water body in real time, and maintain the temperature in the range of 25-28 DEG C, the dissolved oxygen in the range of 5.0-5.5 mg / l, and the algae abundance in the range of 30000 to 50000 cells / ml through artificial intervention measures.The snail seeds are cultivated for 7 days, and the number of snail seeds is checked, when the number of snail seeds is greater than or equal to 30 per square meter, the snail seedling discharge port switch is opened, the snail seedling is washed by water flow, and the snail seedling enters the snail seedling collection pipe, and then flows to the snail seedling collection bag, and the snail seedling is collected and moved to the middle culture area for further cultivation.

[0012] Beneficial effects

[0013] The utility model has the following advantages:

[0014] 1. Environmental control: The facility breeding device can provide stable water temperature, salinity, dissolved oxygen, and other water quality conditions, creating an optimal environment for snail growth, thereby improving the survival rate and growth rate of seedlings;

[0015] 2. Yield improvement: Through large-scale and systematic management, the production scale and efficiency of snail seedlings can be significantly improved to meet market demand;

[0016] 3. Disease management: Facility breeding can reduce the impact of external environmental factors and reduce the spread and occurrence of diseases, thereby improving the health of snails and breeding benefits;

[0017] 4. Resource conservation: Facility breeding can achieve the recycling of water resources and feed, reducing production costs and improving economic efficiency;

[0018] 5. Diversified breeding: Facilities can support the simultaneous breeding and breeding of multiple ovoviviparous freshwater economic snails, enhancing the flexibility and adaptability of breeding;

[0019] 6. Technology integration: Modern facilities are usually equipped with advanced monitoring equipment and automation systems, which help to monitor and manage key parameters such as water quality and temperature in real time, improve management efficiency, and reduce labor costs;

[0020] 7. Market competitiveness: The seedlings produced by facility breeding are of higher and more uniform quality, which can improve market competitiveness and meet high-standard market demand. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 The utility model relates to seedling facility breeding device.

[0022] Among them, 1, water inlet pipe, 2, water inlet hole, 3, water level control hole, 4, water quality monitor, 5, snail seedling basket, 6, control panel, 7, snail seedling outlet, 8, snail seedling collection pipe, 9, tail water collection barrel, 10, snail seedling collection bag, 11, water purifier, 12, algal culture barrel, 13, water pump, 14, timer, 15, water flow control valve, 16, snail seedling outlet switch, 17, aquarium. DETAILED DESCRIPTION

[0023] The following examples are given and the utility model is specifically described. The disclosed implementation mode can be considered as an example in all aspects, and is not limited. The scope of the utility model is not limited by the following implementation mode description, but only by the scope of the claims, and includes all modifications within the scope of the claims.

[0024] Unless otherwise defined, all terms used in the description employed herein have the same meaning as commonly understood by one of ordinary skill in the art. It will be apparent to those skilled in the art that various modifications and variations can be made to the present application without departing from the spirit or scope of the application. Thus, it is intended that the present application cover modifications and variations of this application provided they come within the scope of the appended claims and their equivalents.

[0025] The device for breeding of the egg-laying freshwater snail seedling facility includes a water quality monitor 4, a snail seed placing basket 5, a control panel 6, a snail seedling collecting pipe 8, a tail water collecting barrel 9, a snail seedling collecting bag 10, a water purifier 11, an algae culture barrel 12, a water pump 13 and a timer 14. The snail seed placing basket 5 is placed on the aquarium 17, and is sprayed downward through the water pump 13, a vertical water pipe, a horizontal water inlet pipe 1 and equidistantly arranged water inlet holes 2. The water quality monitor 4 is arranged at the right lower side of the aquarium, and the water quality index in the aquarium is maintained within a set range through the control panel 6 and manual intervention measures. The snail seedling discharge outlet 7 is arranged at the left front lower side of the aquarium and is provided with a filter screen, and the snail seedling is discharged into the snail seedling collecting pipe 8 through the flushing water mode, enters the tail water collecting barrel 9 and is provided with the snail seedling collecting bag 10. The tail water is discharged from the lower side of the tail water collecting barrel 9 into the water purifier 11, and is supplied to the algae culture barrel 12 after water purification. The other end of the algae culture barrel 12 is connected with the water pump 13, and the timer 14 and a water flow control valve 15 are arranged in the middle.

[0026] Preferably, the snail seedling collecting pipe 8 is parallel to the bottom of the aquarium, and the bottom of the aquarium 17 is inclined downward by 5 degrees to facilitate the discharge of the snail seedling.

[0027] Preferably, the mesh diameter of the snail seed placing basket 5 is 1-2 cm, the mesh diameter of the filter screen of the snail seedling discharge outlet 7 is 1-2 cm, and the mesh of the snail seedling collecting bag 10 is 20 mesh.

[0028] Preferably, the water quality monitor 4, the control panel 6, the water purifier 11 and the timer 14 are purchased from the market water products.

[0029] Use method: before using the device, first cultivate the diatoms, green algae and other algae that snails like to eat in the algae incubator 12 for 7 days in advance; then close the snail outlet switch 16, open the water inlet pipe 1, water flow control valve 15 and water pump 13; then put the snail seeds with uniform specifications, no damage and vitality into the snail seed placing basket 5, among which the Bellamya spiralis seeds are greater than or equal to 3g, the density of the seeds is 100 per square meter, and the ratio of male to female is 4:1; the round pond snail seeds are greater than or equal to 20g, the density of the seeds is 20 per square meter, and the ratio of male to female is 1.5:1. At the same time, open the water quality monitor 4 and control panel 6 to detect the water body in real time, and maintain the temperature in the range of 25-28℃, the dissolved oxygen in the range of 5.0-5.5mg / l, and the algae abundance in the range of 30000 to 50000 cells / ml through artificial intervention measures. During the cultivation period, set the timer 14 to realize the timed and quantitative feeding of algae, and the specific requirements are 5 times per day and 2 hours per time. After 7 days of cultivation, check the seedling quantity, and when the snail seedlings reach more than 30 per square meter, open the snail outlet switch 16, flush the snail seedlings with water flow to make them enter the snail collection pipe 8, and then flow to the snail collection bag 10 to collect the snail seedlings and move them to the middle cultivation area for further cultivation.

Claims

1. An apparatus for the facility breeding of hatchlings of oviparous freshwater snails, characterized in that: The water quality monitor (4), the screw seed placing basket (5), the control panel (6), the screw seed collecting pipe (8), the tail water collecting barrel (9), the screw seed collecting bag (10), the water purifier (11), the algae culture barrel (12), the water pump (13) and the timer (14) are arranged on the aquarium (17), the screw seed placing basket (5) is placed on the aquarium (17), the water pump (13), the vertical water pipe and the horizontal water inlet pipe (1) and the equidistantly arranged water inlet holes (2) are arranged below the aquarium (17) and spray water to the screw seed placing basket (5); the water quality monitor (4) is arranged on the right side of the aquarium (17), the water quality index of the water in the aquarium (17) is maintained in the set range through the control panel (6) and manual intervention measures; the screw seed discharging port (7) is arranged on the left side of the aquarium (17), the filter screen is arranged on the screw seed discharging port (7), the screw seed is discharged into the screw seed collecting pipe (8) through the flushing water mode, enters the tail water collecting barrel (9) and the screw seed collecting bag (10) is arranged in the tail water collecting barrel (9); the tail water is discharged from the lower side of the tail water collecting barrel (9) into the water purifier (11), the water purifier (11) supplies water to the algae culture barrel (12) after water purification; the other end of the algae culture barrel (12) is connected with the water pump (13), the timer (14) and the water flow control valve (15) are arranged in the middle of the algae culture barrel (12).

2. The device for artificial propagation of the seed of oviparous freshwater snails according to claim 1, characterized in that: The screw seed collecting pipe (8) is parallel to the bottom of the aquarium (17), the bottom of the aquarium (17) is inclined downward by 5 degrees, so that the screw seed is conveniently discharged.

3. The device for artificial propagation of the seed of oviparous freshwater snails according to claim 1, characterized in that: The mesh diameter of the screw seed placing basket (5) is 1-2 cm, the mesh diameter of the filter screen of the screw seed discharging port (7) is 1-2 cm and the mesh of the screw seed collecting bag (10) is 20 meshes.

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