CN220068581U - Shipborne negative pressure type automatic fish egg and fry collecting device - Google Patents

Abstract

The utility model discloses a shipborne negative pressure type automatic collection device for fish eggs and fish fries, which consists of a motor, a motor support, a water pump, a controller, a collection barrel end cover, a collection barrel, a filter screen, a collection barrel support, an upper liquid level sensor, a lower liquid level sensor, a water purifying barrel, a first water pipe, a first electromagnetic valve, a second water pipe, a second electromagnetic valve, a third water pipe, a third electromagnetic valve, a rough filtration collection port, a fourth water pipe, a fourth electromagnetic valve, an exhaust pipe, an exhaust electromagnetic valve, a drain pipe, a drain electromagnetic valve, a fish eggs and fish fries collection pipe, a fifth electromagnetic valve and a fish eggs and fish fries collection box; the controller controls the opening and closing of each electromagnetic valve according to signals transmitted by the upper liquid level sensor and the lower liquid level sensor, so that the collecting barrel automatically completes the functions of collecting the fish eggs and the fish fries and automatically draining water.

Description

Shipborne negative pressure type automatic fish egg and fry collecting device

Technical Field

The utility model relates to the technical field of fish culture, in particular to a shipborne negative pressure automatic fish egg and fry collecting device.

Background

In fishery, the collection technology of fish eggs and fries plays an important role, and the development and application of the technology aim to improve the cultivation yield and protect aquatic organism resources. Generally speaking, fish spawn in shallow water areas, river bottom or lake bottom pebbles, sand and stone substrates or pasture and water areas in fresh water areas, and collection of fish fries can be carried out by artificial planting or natural collection, and in artificial collection, the fish fries are captured regularly and then placed in a culture pond for cultivation; natural collection relies on natural resources to collect fish fries from water areas such as rivers, lakes, oceans and the like. In either way, the quantity and quality of the fries need to be controlled to ensure the success of the farming process.

At present, various problems exist when the devices such as trawl, screen and water pump are adopted to collect the fish eggs and the fish fries, such as low fishing efficiency, high loss rate, limited fishing range, large influence on environment and the like. These problems make it difficult for conventional devices to meet the needs of large-scale fishery farming. Therefore, development of a novel automatic collection device for fish eggs and fries is needed to improve the fishing efficiency, reduce the loss rate, expand the fishing range and reduce the influence on the environment.

Disclosure of Invention

In order to solve the problems of low fishing efficiency, high loss rate, limited fishing range and the like caused by the traditional fish egg and fry collecting device and realize the automatic collection function of the fish egg and fry, the utility model provides the shipborne negative pressure type automatic fish egg and fry collecting device and method.

The utility model provides a shipborne negative pressure type automatic fish egg and fry collecting device, which comprises a motor, a motor support, a water pump, a controller, a collecting barrel end cover, a collecting barrel, a filtering net cover, a collecting barrel support, an upper liquid level sensor, a lower liquid level sensor, a water purifying barrel, a first water pipe, a first electromagnetic valve, a second water pipe, a second electromagnetic valve, a third water pipe, a third electromagnetic valve, a rough filtering collecting port, a fourth water pipe, a fourth electromagnetic valve, an exhaust pipe, an exhaust electromagnetic valve, a drain pipe, a drain electromagnetic valve, a fish egg and fry collecting pipe, a fifth electromagnetic valve and a fish egg and fry collecting box; the motor is arranged on the motor support, and the output shaft end of the motor is connected with the water pump; the water pump is fixedly and hermetically connected with the end cover of the collecting barrel and the collecting barrel through a second water pipe and a third water pipe respectively; the controller is used for controlling the operation of the motor and the opening and closing states of the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve, the fourth electromagnetic valve, the exhaust electromagnetic valve, the drainage electromagnetic valve and the fifth electromagnetic valve according to the information of the upper liquid level sensor and the lower liquid level sensor;

the collecting barrel is fixedly arranged on the collecting barrel support through bolts, the collecting barrel and the collecting barrel end cover are fixedly and hermetically connected through bolts, four holes are formed in the side face and the barrel bottom of the collecting barrel, and are respectively a roe fry collecting port, a water filling port, an air outlet and a fourth water pumping port, and the four holes are respectively used for connecting the roe fry collecting pipe, a second water pipe, an exhaust pipe and a fourth water pipe; the central hole of the end cover of the collecting barrel is connected with a third water pipe; the filter screen cover is fixed and connected with the end cover of the collecting barrel in a sealing way through bolts, and can be installed in different types according to the sizes of fish eggs and fish fries; the upper liquid level sensor and the lower liquid level sensor are stuck and fixed at the bottom of the collecting barrel, and are mainly used for sensing the water level height inside the collecting barrel;

the first water pipe, the second water pipe, the third water pipe, the fourth water pipe, the exhaust pipe, the drain pipe and the fish egg fry collecting pipe are respectively provided with a first electromagnetic valve, a second electromagnetic valve, a third electromagnetic valve, a fourth electromagnetic valve, an exhaust electromagnetic valve, a drain electromagnetic valve and a fifth electromagnetic valve, and the electromagnetic valves are controlled by the controller 4; the water pump is driven by a motor to operate, the water inlet of the water pump is communicated with the first water pipe 12 and the third water pipe, and the water outlet of the water pump is communicated with the second water pipe and the drain pipe; the rough filtration collecting port is connected to the fourth water pipe and is mainly used for collecting river water with fish eggs and fish fries and filtering larger sundries in the river water;

the working process of the shipborne negative pressure type automatic fish egg and fry collecting device comprises the following specific steps:

step 1: the controller controls the motor to operate and controls all the electromagnetic valves to be in a closed state;

step 2: the lower liquid level sensor detects the water level information in the collecting barrel at first, if the water level in the collecting barrel is detected to be higher than the position of the lower liquid level sensor, the steps are executed to drain and collect the fish eggs and the fish fries; otherwise, when the water level is sensed to be lower than the position of the lower liquid level sensor, the controller controls the first electromagnetic valve, the second electromagnetic valve and the exhaust electromagnetic valve to be opened, controls other electromagnetic valves to be closed, pumps water along the first water pipe, water in the purified water bucket enters from the first water pipe and passes through the second water pipe to be injected into the collecting barrel until the liquid level in the collecting barrel rises to the sensing position of the upper liquid level sensor, and step 3 is executed;

step 3: the controller controls the opening of the third electromagnetic valve, the fourth electromagnetic valve and the drainage electromagnetic valve, controls the closing of the other electromagnetic valves, pumps water along the third water pipe, pumps water in the collecting barrel out of the third water pipe, and discharges the water through the drainage pipe by the water pump; as the water level in the collecting barrel is reduced, the internal pressure of the collecting barrel is negative pressure relative to the external environment pressure, so that river water is pumped into the collecting barrel through the fourth water pipe, the roe fries are collected by the rough filtering collecting port and sucked into the collecting barrel through the fourth water pipe, sundries such as weeds are filtered outside by the rough filtering collecting port, and the collected roe fries are filtered in a crack between the collecting barrel and the filtering net cover by the filtering net cover;

step 4: when the liquid level in the collecting barrel is lower than the sensing position of the lower liquid level sensor, the controller controls the first electromagnetic valve, the second electromagnetic valve and the exhaust electromagnetic valve to be opened, controls other electromagnetic valves to be closed, pumps water along the first water pipe, water in the purified water barrel enters from the first water pipe, passes through the water pump and is injected into the collecting barrel through the second water pipe;

step 5: when a certain collecting time is reached, the controller controls the motor to be closed, controls the exhaust electromagnetic valve and the fifth electromagnetic valve to be opened, controls the other electromagnetic valves to be closed, and the fish roe and fish fry flow out through the fish roe and fish fry collecting pipe so as to achieve the purpose of collecting the fish roe and fish fry.

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

the shipborne negative pressure type automatic collection device for the fish eggs and the fish fries can realize automatic collection and shipborne collection, and the loss rate of the fish eggs and the fish fries is reduced through negative pressure collection.

Drawings

FIG. 1 is a schematic structural view of a shipborne negative pressure type automatic fish egg and fry collecting device in the utility model;

FIG. 2 is a control schematic diagram of the shipborne negative pressure type automatic fish egg and fry collecting device in the utility model;

FIG. 3 is an exploded view of the end cap, filter screen and collector of the present utility model;

FIG. 4 is a front view of the automatic collection device for shipborne negative pressure type fish eggs and fries in the utility model;

FIG. 5 is a side view of the automatic collection device for shipborne negative pressure type fish eggs and fries in the utility model;

FIG. 6 is a top view of the automatic collection device for shipborne negative pressure type fish eggs and fries in the utility model;

FIG. 7 is a flow chart of the automatic collection device for shipborne negative pressure type fish eggs and fries;

in the figure, 1, a motor; 2. a motor support; 3. a water pump; 4. a controller; 5. a collecting barrel end cover; 6. a collecting barrel; 6-1, collecting fish roe and fish fry; 6-2, a water injection port; 6-3, an exhaust port; 6-4, a fourth water pumping port; 7. filtering the net cover; 8. a collecting barrel support; 9. an upper liquid level sensor; 10. a lower liquid level sensor; 11. a water purifying barrel; 12. a first water pipe; 13. a first electromagnetic valve; 14. a second water pipe; 15. A second electromagnetic valve; 16. a third water pipe; 17. a third electromagnetic valve; 18. a rough filtration collection port; 19. a fourth water pipe; 20. a fourth electromagnetic valve; 21. an exhaust pipe; 22. an exhaust electromagnetic valve; 23. a drain pipe; 24. a drainage electromagnetic valve; 25. collecting the fish roe and fry; 26. a fifth electromagnetic valve; 27. and a fish egg and fry collecting box.

Description of the embodiments

The following describes the specific details of the present utility model and embodiments thereof in further detail with reference to the accompanying drawings.

Referring to fig. 1, 2 and 3, the automatic collection device for the shipborne negative pressure type fish eggs and fish fries comprises a motor 1, a motor support 2, a water pump 3, a controller 4, a collection barrel end cover 5, a collection barrel 6, a filter screen 7, a collection barrel support 8, an upper liquid level sensor 9, a lower liquid level sensor 10, a water purification barrel 11, a first water pipe 12, a first electromagnetic valve 13, a second water pipe 14, a second electromagnetic valve 15, a third water pipe 16, a third electromagnetic valve 17, a rough filtration collection port 18, a fourth water pipe 19, a fourth electromagnetic valve 20, an exhaust pipe 21, an exhaust electromagnetic valve 22, a drain pipe 23, a drain electromagnetic valve 24, a fish eggs and fish fry collection pipe 25, a fifth electromagnetic valve 26 and a fish eggs and fish fry collection box 27; the motor 1 is arranged on the motor support 2, and the output shaft end of the motor 1 is connected with the water pump 3; the water pump 3 is fixedly and hermetically connected with the collecting barrel end cover 5 and the collecting barrel 6 through a second water pipe 14 and a third water pipe 16 respectively; the controller 4 mainly controls the operation of the motor 1 according to the information of the upper liquid level sensor 9 and the lower liquid level sensor 10, and the opening and closing states of the first electromagnetic valve 13, the second electromagnetic valve 15, the third electromagnetic valve 17, the fourth electromagnetic valve 20, the exhaust electromagnetic valve 22, the drainage electromagnetic valve 24 and the fifth electromagnetic valve 26.

Referring to fig. 1 and 3, the collecting barrel 6 is fixedly mounted on the collecting barrel support 8 through bolts, the collecting barrel 6 is fixedly and hermetically connected with the collecting barrel end cover 5 through bolts, four holes are formed in the side surface and the barrel bottom of the collecting barrel 6, namely a spawn fry collecting port 6-1, a water injection port 6-2, an air exhaust port 6-3 and a fourth water pumping port 6-4, and the four holes are respectively used for connecting a spawn fry collecting pipe 19, a second water pipe 8, an exhaust pipe 15 and a fourth water pipe 6; the central hole of the collecting barrel end cover 5 is connected with a third water pipe 16; the filter screen 7 is fixed and connected with the collecting barrel end cover 5 in a sealing way through bolts, and the filter screen 7 can be installed according to different types selected by the sizes of fish eggs and fish fries; the upper liquid level sensor 9 and the lower liquid level sensor 10 are stuck and fixed at the bottom of the collecting barrel 6, and the upper liquid level sensor 9 and the lower liquid level sensor 10 are mainly used for sensing the water level height inside the collecting barrel 6.

Referring to fig. 1 and 3, the first water pipe 12, the second water pipe 14, the third water pipe 16, the fourth water pipe 19, the exhaust pipe 21, the drain pipe 23 and the fish fry collecting pipe 25 are respectively provided with a first electromagnetic valve 13, a second electromagnetic valve 15, a third electromagnetic valve 17, a fourth electromagnetic valve 20, an exhaust electromagnetic valve 22, a drain electromagnetic valve 24 and a fifth electromagnetic valve 26, which are controlled by the controller 4; the water pump 3 is driven by the motor 1 to run, the water inlet of the water pump 3 is communicated with the first water pipe 12 and the third water pipe 16, and the water outlet of the water pump 3 is communicated with the second water pipe 14 and the drain pipe 23; the rough filtration collecting port 18 is connected to a fourth water pipe 19 and is mainly used for collecting river water with fish eggs and fish fries and filtering larger impurities in the river water.

Referring to fig. 1, 2, 3 and 6, the working process of the shipborne negative pressure type automatic fish egg and fry collecting device comprises the following specific steps:

step 1: the controller 4 controls the motor 1 to operate and controls all the electromagnetic valves to be in a closed state;

step 2: the lower liquid level sensor 10 firstly detects the water level information in the collecting barrel 6, and if the water level in the collecting barrel 6 is detected to be higher than the position of the lower liquid level sensor 10, the step 3 is executed to drain and collect the fish eggs and the fries; otherwise, when the water level is sensed to be lower than the position of the lower liquid level sensor 10, the controller 4 controls the first electromagnetic valve 13, the second electromagnetic valve 15 and the exhaust electromagnetic valve 22 to be opened, controls other electromagnetic valves to be closed, pumps water from the water pump 3 along the first water pipe 12, water in the water purifying barrel 11 enters from the first water pipe 12, passes through the water pump 3 and is injected into the collecting barrel 6 through the second water pipe 14 until the liquid level in the collecting barrel 6 rises to the sensing position of the upper liquid level sensor 9, and then the step 3 is executed;

step 3: the controller 4 controls the opening of the third electromagnetic valve 17, the fourth electromagnetic valve 20 and the drainage electromagnetic valve 24, controls the closing of the other electromagnetic valves, pumps water along the third water pipe 16 by the water pump 3, pumps water in the collecting barrel 6 by the third water pipe 16, and discharges the water through the drainage pipe 23 by the water pump 3; as the water level in the collecting tank 6 decreases, the internal pressure of the collecting tank 6 is negative pressure with respect to the external environmental pressure, so that the fourth water pipe 19 pumps river water to the collecting tank 6, the fish roe and fry are collected by the rough filtration collecting port 18 and sucked into the collecting tank 6 through the fourth water pipe 19, sundries such as weeds and the like are filtered outside by the rough filtration collecting port, and the collected fish roe and fry are filtered in the seams between the collecting tank 6 and the filter screen 7 by the filter screen 7;

step 4: when the liquid level in the collecting barrel 6 is lower than the sensing position of the lower liquid level sensor 10, the controller 4 controls the first electromagnetic valve 13, the second electromagnetic valve 15 and the exhaust electromagnetic valve 22 to be opened, controls other electromagnetic valves to be closed, pumps water along the first water pipe 12 by the water pump 3, and water in the water purifying barrel 11 enters from the first water pipe 12 and is injected into the collecting barrel 6 through the second water pipe 14 by the water pump 3;

step 5: when a certain collecting time is reached, the controller 4 controls the motor 1 to be closed, controls the exhaust electromagnetic valve 22 and the fifth electromagnetic valve 26 to be opened, controls the other electromagnetic valves to be closed, and the fish roe and fry flow out through the fish roe and fry collecting pipe 25 so as to achieve the purpose of collecting the fish roe and fry.

The foregoing is only a preferred embodiment of the utility model, it being noted that: it will be apparent to those skilled in the art that several modifications can be made without departing from the principles of the utility model, and such modifications should also be considered as within the scope of the utility model.

Claims (3)

1. The automatic collection device for the shipborne negative pressure type fish eggs and fish fries is characterized by comprising a motor (1), a motor support (2), a water pump (3), a controller (4), a collection barrel end cover (5), a collection barrel (6), a filter screen (7), a collection barrel support (8), an upper liquid level sensor (9), a lower liquid level sensor (10), a water purification barrel (11), a first water pipe (12), a first electromagnetic valve (13), a second water pipe (14), a second electromagnetic valve (15), a third water pipe (16), a third electromagnetic valve (17), a rough filtration collection port (18), a fourth water pipe (19), a fourth electromagnetic valve (20), an exhaust pipe (21), an exhaust electromagnetic valve (22), a drain pipe (23), a drain electromagnetic valve (24), a fish eggs and fish fry collection pipe (25), a fifth electromagnetic valve (26) and a fish eggs and fish fry collection box (27); the motor (1) is arranged on the motor support (2), and the output shaft end of the motor (1) is connected with the water pump (3); the water pump (3) is fixedly and hermetically connected with the collecting barrel end cover (5) and the collecting barrel (6) through a second water pipe (14) and a third water pipe (16) respectively; the controller (4) mainly controls the operation of the motor (1) and the opening and closing states of the first electromagnetic valve (13), the second electromagnetic valve (15), the third electromagnetic valve (17), the fourth electromagnetic valve (20), the exhaust electromagnetic valve (22), the drainage electromagnetic valve (24) and the fifth electromagnetic valve (26) according to the information of the upper liquid level sensor (9) and the lower liquid level sensor (10).

2. The shipborne negative pressure type automatic collection device for fish eggs and fries according to claim 1, wherein the collection barrel (6) is fixedly arranged on the collection barrel support (8) through bolts, the collection barrel (6) is fixedly and hermetically connected with the collection barrel end cover (5) through bolts, four holes are respectively formed in the side face and the barrel bottom of the collection barrel (6), namely a fish egg and fry collection port (6-1), a water injection port (6-2), an exhaust port (6-3) and a fourth water pumping port (6-4), and the four holes are respectively used for connecting a fish egg and fry collection pipe (25), a second water pipe (14), an exhaust pipe (21) and a fourth water pipe (19); the central hole of the collecting barrel end cover (5) is connected with a third water pipe (16); the filter screen cover (7) is fixed and connected with the collecting barrel end cover (5) in a sealing way through bolts, and the filter screen cover (7) is installed by selecting different types according to the sizes of fish eggs and fish fries; the upper liquid level sensor (9) and the lower liquid level sensor (10) are fixedly adhered to the bottom of the collecting barrel (6), and the upper liquid level sensor (9) and the lower liquid level sensor (10) are mainly used for sensing the water level height inside the collecting barrel (6).

3. The automatic collection device for the shipborne negative pressure type fish eggs and fish fries according to claim 1, wherein a first electromagnetic valve (13), a second electromagnetic valve (15), a third electromagnetic valve (17), a fourth electromagnetic valve (20), an exhaust electromagnetic valve (22), a drainage electromagnetic valve (24) and a fifth electromagnetic valve (26) are respectively arranged on the first water pipe (12), the second water pipe (14), the third water pipe (16), the fourth water pipe (19), the exhaust pipe (21), the drain pipe (23) and the fish eggs and fish fry collecting pipe (25), and are controlled by the controller (4); the water pump (3) is driven to run by the motor (1), the water inlet of the water pump (3) is communicated with the first water pipe (12) and the third water pipe (16), and the water outlet of the water pump (3) is communicated with the second water pipe (14) and the water drain pipe (23); the rough filtration collecting port (18) is connected to a fourth water pipe (19) and is mainly used for collecting river water with fish eggs and fries and filtering larger impurities in the river water.