CN214801790U - Live fish sucking, catching and conveying device based on low pressure - Google Patents
Live fish sucking, catching and conveying device based on low pressure Download PDFInfo
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- CN214801790U CN214801790U CN202121183488.8U CN202121183488U CN214801790U CN 214801790 U CN214801790 U CN 214801790U CN 202121183488 U CN202121183488 U CN 202121183488U CN 214801790 U CN214801790 U CN 214801790U
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Abstract
The utility model relates to a conveyor is inhaled to live fish based on low pressure, including breeding pond, water ring vacuum pump and a jar body, be provided with switching-over valve subassembly and control panel on the water ring vacuum pump, water ring vacuum pump is through the pipeline of giving vent to anger and a jar body coupling, jar internal plate level gauge that turns over that is provided with of jar, fish pipeline and pipeline are inhaled in the both ends of the jar body are connected respectively, and the jar body is advancing, the delivery port is installed the import respectively and is clapped door and export and clap the door, it stretches into in breeding the pond to inhale the fish pipeline, the discrete buffering equalizer of fish water is installed to pipeline's delivery port, switching-over valve subassembly and plate level gauge electric connection turn over. The utility model discloses can realize that fry under little space low level and the low vacuum is inhaled and catch, carry appointed distance and appointed height with fry softly, realize the harmless collection and the transport of live fish, prepare in earlier stage for the operation of breeding on next step.
Description
Technical Field
The utility model relates to a live fish inhales and catches conveyor based on low pressure belongs to the live fish and collects and carry technical field.
Background
With the rapid development of intensive aquaculture engineering technology, the aquaculture industry is continuously developing towards refinement. In the industrial culture process, a series of operations such as grading, vaccine injection, catching, transferring and the like need to be carried out on the fishes in different culture periods, and a fish sucking pump needs to be used for collecting and conveying the live fishes. The fish pump is roughly divided into a jet type, a centrifugal type, a vacuum type and the like according to the working principle, wherein the jet type fish pump has the advantages of simple structure, relatively low cost, relatively small damage rate, easy cavitation generation, large processing difficulty and low energy conversion efficiency, and is generally applied to large-scale net cage culture; the centrifugal fish suction pump drives blades in the centrifugal pump body to rotate at a high speed to form negative pressure for sucking fish, has high energy conversion efficiency, can suck and catch heavier individual adult fish, but has larger damage to the fish body and higher death rate under the action of high-speed rotation of the blades, and is not suitable for the industrial culture stage; domestic current pot-type vacuum fish pump all adopts high-order vacuum suction, and the mode of zero pressure release live fish because the internal vacuum degree of jar is great during the suction, and the fry is viscus impaired easily, influences growth and leads to death even, is unfavorable for breed operation on next step, and the research focus all on suction efficiency, and the damage research to the fry is not enough. Although the foreign vacuum fish pump is mature, the vacuum fish pump is mainly applied to the ocean rapid and efficient fishing. Therefore, the existing fish suction pumps are not suitable for fishery industrial culture limited by height and occupied area.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a live fish inhales catches conveyor based on low pressure is provided, can realize that the fry under little space low level and the low vacuum is inhaled and catches, carries appointed distance and appointed height softly with the fry through the malleation, realizes the harmless collection and the transport of live fish.
In order to solve the above problem, the utility model discloses a technical scheme as follows:
a live fish sucking, catching and conveying device based on low pressure comprises a culture pond, a water ring vacuum pump and a tank body, wherein the water ring vacuum pump is provided with a reversing valve component and a control panel and is connected with the tank body through an air inlet pipeline and an air outlet pipeline,
the fish tank is characterized in that a turnover plate type liquid level meter is arranged in the tank body, two ends of the tank body are respectively connected with a fish sucking pipeline and a conveying pipeline, an inlet flap valve and an outlet flap valve are respectively arranged at a water inlet and a water outlet of the tank body, the fish sucking pipeline extends into a culture pond, the water outlet of the conveying pipeline is connected with a fish water dispersion buffer balancer, and the reversing valve assembly is electrically connected with the turnover plate type liquid level meter.
Further, it still includes the frame, water ring vacuum pump and jar body are installed on the frame, the gyro wheel is installed to the bottom of frame.
Furthermore, one end of the fish sucking pipeline extending into the culture pond is provided with a horn-shaped fish sucking port.
Further, the fish water dispersion buffer balancer comprises an outer ring enclosing plate and an inner ring enclosing plate, the outer ring enclosing plate is connected with the inner ring enclosing plate through a bottom plate, a sliding groove is formed in the bottom of the inner ring enclosing plate, a water outlet is formed in the inner side of the sliding groove, the outer side of the sliding groove extends towards the lower oblique direction, and a water inlet is formed in the bottom plate.
Furthermore, the upper end of the inner ring coaming is of a hollow structure.
Further, the fish water dispersion buffer balancer is installed on the support frame.
The working principle of the utility model is that, because the pumping of the water ring vacuum pump and the gas outlet are connected with the tank body through the pipeline, when the tank body reaches the set vacuum degree, fish and water in the culture pond are sucked into the tank body through the fish sucking pipeline. When the liquid level in the tank body reaches a set height, the reversing valve obtains an upper liquid level signal to turn, the air outlet of the water ring vacuum pump is communicated with the tank body, the positive pressure in the tank body reaches a specified pressure value, the flap valve at the outlet of the water outlet of the tank body is forced to open, fish and water are simultaneously discharged to a specified height through the pipeline, and when the fish water in the tank body is exhausted, the reversing valve obtains a lower liquid level signal to turn again to perform suction and discharge in the next period. The water ring vacuum pump realizes alternation of positive pressure and negative pressure in the tank body through the reversing valve, controls the pressure in the tank body through the electromagnetic valve, realizes stepless regulation of the pressure in the tank body, ensures that the fry can be sucked and caught and conveyed under the pressure of the lowest escape speed of the fry, ensures that live fishes can be sucked and caught from the lower position in the culture pond and conveyed at proper positions, and uniformly disperses the next stage through the structure of the fish water dispersion buffer balancer.
Compared with the prior art, the beneficial effects of the utility model reside in that:
1. the utility model discloses can realize that fry under little space low level and the low vacuum is inhaled and catches, be applicable to the fishery batch production breed mechanization live fish that receives height, occupation of land restriction and inhale and send, also be applicable to the direct gentle and agreeable transfer to live fish carriage of living fish that inhales simultaneously and transport, realized inhaling the ultralow damage of catching, carrying and transporting live fish and transported with the assigned position, prepared earlier stage for breed operation on next step.
2. In the utility model, the volume of the tank body is 0.22m3The power is 3.75kw, the inner diameter of the conveying pipeline is 89mm, and live fish transfer can be carried out on fry with the body width within 50 mm. The experimental results show that: the device can realize low-vacuum lossless suction and catching of tilapia and weever fries at a distance of 0-2m, and lossless conveying of the tilapia and weever fries to a designated height of 0-2m at a low positive pressure, the surface scar area of the fries after the test is 1.24%, only 1 fish die after temporary culture for three days, and ultralow damage to suction, catching and conveying of live fish is realized.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of the present invention.
Fig. 2 is a schematic view of the connection between the water ring vacuum pump and the tank body according to the present invention.
Fig. 3 is a schematic structural view of the fish water dispersing and buffering balancer of the present invention.
Fig. 4 is a schematic structural view of another angle of the fish water dispersing and buffering balancer of the present invention.
Fig. 5 is a top view of the fish water dispersing and buffering balancer of the present invention.
Fig. 6 is a schematic view of the installation of the fish water dispersing and buffering balancer of the present invention.
Fig. 7 is a left side view of fig. 6.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific embodiments. The objects, aspects and advantages of the present invention will become more apparent from the following description. It should be understood that the described embodiments are presently preferred, but not all embodiments of the invention.
Referring to fig. 1 and 2, the live fish sucking, catching and conveying device based on low pressure comprises a culture water tank 1, a water ring vacuum pump 8 and a tank body 9, wherein a reversing valve assembly 7 and a control panel 10 are arranged on the water ring vacuum pump 8, and the water ring vacuum pump 8 is connected with the tank body 9 through an air inlet and outlet pipeline 6.
The fish tank is characterized in that a flap type liquid level meter 4 is arranged in the tank body 9, two ends of the tank body 9 are respectively connected with a fish sucking pipeline 3 and a conveying pipeline 12, an inlet flap valve 5 and an outlet flap valve 11 are respectively arranged at a water inlet and a water outlet of the tank body 9, the fish sucking pipeline 3 extends into the culture pond 1, and the water outlet of the conveying pipeline 12 is connected with a fish water dispersion buffer balancer 13. One end of the fish sucking pipeline 3 extending into the culture pond 1 is provided with a horn-shaped fish sucking port 2, so that the fish to be collected can be sucked and caught conveniently. The control panel 10 is used for setting the high and low liquid levels of the turning plate type liquid level meter 4, and the reversing valve assembly 7 is electrically connected with the turning plate type liquid level meter 4.
The water ring vacuum pump realizes alternation of positive pressure and negative pressure in the tank body through the reversing valve, controls the pressure in the tank body through the electromagnetic valve, realizes stepless regulation of the pressure in the tank body, ensures that the fry can be sucked and caught and conveyed under the pressure of the lowest escape speed of the fry, ensures that live fishes can be sucked and caught from the lower position in the culture pond and conveyed at a proper position, and uniformly disperses the next stage through the fish water dispersion buffer balancer.
Preferably, the utility model discloses still include frame 14, water ring vacuum pump 8 and jar body 9 are installed on frame 14, gyro wheel 15 is installed to the bottom of frame 14, is convenient for whole device's removal.
With reference to fig. 3 to 5, the fish water dispersing, buffering and balancing device 13 includes an outer ring surrounding plate 13-1 and an inner ring surrounding plate 13-2, the outer ring surrounding plate 13-1 and the inner ring surrounding plate 13-2 are connected through a bottom plate 13-4, a chute 13d is disposed at the bottom of the inner ring surrounding plate 13-2, the outer side of the chute 13d extends from inside to outside to an inclined lower side, a water outlet 13b and a water replenishing port 13c are disposed at the inner side of the chute 13d, the water outlet 13b is used for being connected with the conveying pipeline 12, a water inlet 13a is disposed on the bottom plate 13-4, and the sucked and caught fish fry enter the chute 13d through the water outlet 13b from the conveying pipeline 12. The upper end of the inner ring coaming 13-2 is of a hollow structure, so that water flow at the water inlet can conveniently enter the sliding groove 13d from the hollow part. Referring to fig. 6 and 7, in order to transport the fry to a designated position, a fish water dispersion buffer balancer 13 may be installed on the support frame 16. When the amount of water flowing into the chute 13d from the delivery pipe 12 is too small, water can be replenished through the water inlet 13 a. In order to prevent the fry from being dehydrated, the fry can be replenished with culture water through the water replenishing port 13 c.
The utility model discloses an operating principle is, operation such as grading, transportation, bacterin injection of the live fish in the intensification cultivation cycle all need carry out harmless collection to the shoal of fish, the utility model relates to a front process of this type of operation, the shoal of fish of treating the collection of fish of inhaling of accessible tubaeform inhales and catches. Firstly, a fish school in a culture pond is subjected to purse net to keep the density of the fish school in a larger range, a bell mouth at an inlet end is extended into the fish school, and because the air pumping port and the air outlet of the water ring vacuum pump are connected with the tank body through pipelines, when the vacuum degree in the tank body reaches a set vacuum degree, fish and water in the culture pond are simultaneously sucked into the tank body through a fish sucking pipeline. When the liquid level in the tank body reaches a set height, the reversing valve obtains an upper liquid level signal to turn, the air outlet of the water ring vacuum pump is communicated with the tank body, the positive pressure in the tank body reaches a specified pressure value, the flap valve at the outlet of the water outlet of the tank body is forced to open, fish and water are simultaneously discharged to a specified height through the pipeline, and when the fish water in the tank body is exhausted, the reversing valve obtains a lower liquid level signal to turn again to perform suction and discharge in the next period.
The above description is only for the purpose of illustration of the preferred embodiments of the present invention, and it is not intended to limit the scope of the present invention, and it is obvious that any person skilled in the art can easily conceive of alterations and modifications to obtain other embodiments based on the above embodiments, and these should be covered by the scope of the present invention.
Claims (6)
1. The utility model provides a live fish suction-catching conveyor based on low pressure which characterized in that:
comprises a culture water pool, a water ring vacuum pump and a tank body, wherein the water ring vacuum pump is provided with a reversing valve component and a control panel, the water ring vacuum pump is connected with the tank body through an air inlet pipeline and an air outlet pipeline,
the fish tank is characterized in that a turnover plate type liquid level meter is arranged in the tank body, two ends of the tank body are respectively connected with a fish sucking pipeline and a conveying pipeline, an inlet flap valve and an outlet flap valve are respectively arranged at a water inlet and a water outlet of the tank body, the fish sucking pipeline extends into a culture pond, the water outlet of the conveying pipeline is connected with a fish water dispersion buffer balancer, and the reversing valve assembly is electrically connected with the turnover plate type liquid level meter.
2. The live fish sucking, catching and transporting device based on low pressure as claimed in claim 1, characterized in that:
the water-ring vacuum pump and the tank body are arranged on the frame, and the bottom of the frame is provided with rollers.
3. The live fish sucking, catching and transporting device based on low pressure as claimed in claim 1, characterized in that:
one end of the fish sucking pipeline extending into the culture pond is provided with a horn-shaped fish sucking opening.
4. The live fish sucking, catching and transporting device based on low pressure as claimed in claim 1, characterized in that:
the fish water dispersing buffer balancer comprises an outer ring enclosing plate and an inner ring enclosing plate, the outer ring enclosing plate is connected with the inner ring enclosing plate through a bottom plate, a sliding groove is formed in the bottom of the inner ring enclosing plate, a water outlet is formed in the inner side of the sliding groove, the outer side of the sliding groove extends towards the lower oblique direction, and a water inlet is formed in the bottom plate.
5. The live fish sucking, catching and conveying device based on low pressure as claimed in claim 4, characterized in that:
the upper end of the inner ring coaming is of a hollow structure.
6. The live fish sucking, catching and transporting device based on low pressure as claimed in claim 1, characterized in that:
the fish water dispersion buffer balancer is arranged on the support frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121183488.8U CN214801790U (en) | 2021-05-28 | 2021-05-28 | Live fish sucking, catching and conveying device based on low pressure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121183488.8U CN214801790U (en) | 2021-05-28 | 2021-05-28 | Live fish sucking, catching and conveying device based on low pressure |
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| CN214801790U true CN214801790U (en) | 2021-11-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115486406A (en) * | 2022-11-03 | 2022-12-20 | 湖北海洋工程装备研究院有限公司 | Transport ship for feed and live fish |
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2021
- 2021-05-28 CN CN202121183488.8U patent/CN214801790U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115486406A (en) * | 2022-11-03 | 2022-12-20 | 湖北海洋工程装备研究院有限公司 | Transport ship for feed and live fish |
| CN115486406B (en) * | 2022-11-03 | 2024-01-16 | 湖北海洋工程装备研究院有限公司 | Transport ship for feed and live fish |
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