CN213427808U

CN213427808U - Fish food transfer domestication device

Info

Publication number: CN213427808U
Application number: CN202022204262.3U
Authority: CN
Inventors: 王娜; 孟一耕; 李文雯; 戴媛媛; 王永辰; 董玉波; 刘健; 王健; 张韦; 吴会民; 缴建华; 刘克明
Original assignee: Tianjin city aquatic product research institute
Current assignee: Tianjin city aquatic product research institute
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2021-06-15
Anticipated expiration: 2030-09-30

Abstract

The utility model relates to a fish are changeed and are eaten domestication device, the on-line screen storage device comprises a base, be provided with fodder ratio mechanism, defeated material mechanism and throw material mechanism on the base respectively, fodder ratio mechanism still is provided with the material sucking pump with defeated material mechanism, it links to each other with fodder ratio mechanism and defeated material mechanism respectively through defeated material hose to inhale material pump both ends, defeated material mechanism is throwing material mechanism directly over through defeated material frame setting, still be provided with motor and air pump on the base, the output of motor passes through the steel wire line and throws the material mechanism and link to each other, it still links to each other with the air pump through the trachea to throw the material mechanism. The feed conveying mechanism conveys the feed of the feed proportioning mechanism to the feeding mechanism at fixed points through the suction pump, and the feeding mechanism realizes feeding to the fishpond through the motor and the air pump. The utility model discloses simplify and feed the work, save human physical power and feed the time, make the homogeneity that the fish fodder fell into the fish pond improve simultaneously, the fish fodder volume of feeding obtains effectively the accuse, improves practicality and reliability.

Description

Fish food transfer domestication device

Technical Field

The utility model belongs to the technical field of aquaculture, a change and eat domestication technique is related to, especially a fish changes to eat domestication device.

Background

China is the first aquaculture country in the world, and the yield of fishes is steadily increased. Therefore, the blossoming of the fry market in China is promoted. Since natural baits of fishes are not artificially mixed feed and the acquisition cost of the natural baits of fishes is high, the fishes need to be domesticated and fed with the artificial mixed feed to reduce the feeding cost. In the fry domestication process, a plurality of problems need to be solved, such as fry centralization, uniform bait sprinkling, manual operation and the like. If concentrate on a box with a net with a fish fry in, natural bait will not obtain make full use of in the pond, take place a series of health problems easily under the high density moreover, current aquaculture feeds and all needs the manual work to snatch the fish fodder and waves to spill and feed in addition, and the fish fodder is fed work and is loaded down with trivial details, and human physical demands is great, and the time of feeding is longer, and the homogeneity that the fish fodder spilled into in the fish pond is relatively poor simultaneously, and the fish fodder is fed the volume and can't be accurate to the accuse, leads to practicality and reliability relatively poor. Therefore, a food transferring domestication device which has the advantages of uniform fish feeding, simple feeding and accurate head and tail amount control is urgently needed.

The following patent documents relevant to the present application are found by search, and the specific contents are as follows:

1. the utility model provides a fish fodder feeding device (CN109548732A), includes the barrel, the surface of barrel is provided with a plurality of edible holes, the inside two vertical storage casees that are provided with of barrel, vertical storage case outer wall is provided with a plurality of through-holes, and the rear side of every vertical storage case is connected with a rotatory flexible arm, and two rotatory flexible arms link to each other with a rotation axis simultaneously, the rotation axis bottom is connected with the seal box, be provided with the motor in the seal box. After the operator puts into the aquatic with the barrel, open motor switch, the rotation axis begins to rotate, and the fish that will be located vertical storage case is eaten and is relied on rotatory centrifugal force to throw out vertical storage case, and then passes out the edible hole and enter into the aquatic, can play the effect of evenly shedding the fish and eating.

2. A fry food transferring device (CN208891481U) comprises a filter vat and a conveying device, wherein the conveying device comprises a water pump, a water pipe, a water spraying pipe and a water control valve which are sequentially connected, the filter vat is arranged at one end of a pond, the water pump is arranged in the filter vat, the water spraying pipe is connected with the water spraying pipe through the water pipe, and the water control valve is arranged at the connection part of the water pipe and the water spraying pipe; the filter vat is the cone structure, the bottom face of filter vat is sealing structure, the top face of filter vat is opening structure, the top face that filters to lead to sets up on the pond surface of water, the bucket wall upside of filter vat is seal structure, a plurality of fine and close filtration pores have been seted up to the bucket wall downside of filter vat, the diameter of filtration pore is less than the diameter after artificial bait melts. The utility model provides a fry change to eat the problem that the domestication in-process fry was concentrated to make the natural bait in the pond can make full use of, reduce the cost of raising of fry.

3. A fish feed quantitative discharging and feeding device (CN209950133U) for aquaculture comprises a fish feed box, wherein a first cavity is arranged in the fish feed box, and the top end of the first cavity is communicated with a feeding port; the automatic feeding device further comprises a material pouring box, a cover plate, a material guide pipe, a first rotating shaft, a first belt pulley, a second rotating shaft, a second belt pulley, a belt, a first motor, a first speed reducer, a third rotating shaft and a coupler.

Through the contrast of technical characteristics, above-mentioned patent literature of disclosing with the utility model discloses a technical structure is inequality, can not influence the creativity and the novelty of the utility model application.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's weak point, provide a simplify and feed work, save human physical power and feed the time, make the homogeneity that the fish fodder fell into the fish pond improve simultaneously, the fish fodder is fed the volume and is effectively controlled, improves the fish of practicality and reliability and changes to eat and tame the device.

The utility model provides a its technical problem take following technical scheme to realize:

a fish food transferring domestication device comprises a base, a feed proportioning mechanism, a material sucking pump, a material conveying mechanism and a material feeding mechanism, wherein the upper surface of the base is respectively provided with the feed proportioning mechanism, the material conveying mechanism and the material feeding mechanism, the base between the feed proportioning mechanism and the material conveying mechanism is also provided with the material sucking pump, two ends of the material sucking pump are respectively connected with the feed proportioning mechanism and the material conveying mechanism through a material conveying hose, the material conveying mechanism is arranged right above the material feeding mechanism through a material conveying rack, the material conveying mechanism conveys the feed of the feed proportioning mechanism to the material feeding mechanism through the material sucking pump, the base is also provided with a motor and an air pump, the output end of the motor is coaxially and fixedly provided with a wire reel, the material feeding mechanism is connected with the wire reel of the motor through a steel wire line, the material feeding mechanism is also connected with the air pump through an air pipe, the motor and the air pump are driven, the feeding mechanism can feed materials to the fishpond.

And, fodder ratio mechanism includes ratio jar, ration jar and artifical fodder holding vessel, ratio jar one side is provided with the ration jar, ratio jar opposite side top is provided with artifical fodder holding vessel, the internal portion of ratio jar of artifical fodder holding vessel below is provided with the storage cavity, and the blanking passageway with artifical fodder holding vessel bottom intercommunication is seted up at storage cavity top, and storage cavity one side is provided with the internal portion's of intercommunication ratio jar feedstock channel, is provided with the pushing equipment of help feeding in the storage cavity.

And, defeated material mechanism is including carrying frame, cylinder and transport head, carry the rack-mount on the base, carry the frame to include roof and support column, the support column is all installed in roof lower surface four corners, a cylinder is still installed at roof lower surface middle part, the telescopic link tip coaxial arrangement of cylinder has a transport head, the transport head is an arc structure, just the transport head lower surface equipartition interval is equipped with the choke plug admittedly, every choke plug middle part all has the material conveying mouth, every material conveying mouth all links to each other with feed proportioning mechanism through defeated material hose.

The feeding mechanism comprises an installation shaft seat, a feeding device and a spring, the installation shaft seat is installed on the base, the installation shaft seat corresponds to the center of a conveying head of the conveying mechanism, the feeding device is hinged on the installation shaft seat through a rotating shaft, one end of the feeding device is open, the cross section of the feeding device is of a fan-shaped structure, a plurality of partition plates are uniformly and fixedly arranged in the feeding device at intervals, the partitions divide the interior of the feeding device into a plurality of feeding channels, an air inlet pipe is fixedly arranged at the end part of each feeding channel, the air inlet pipe is fixedly installed at the included angle part of the interior of the feeding device, air outlets are uniformly formed in the air inlet pipe corresponding to the position of each feeding channel, the other side of the air inlet pipe is fixedly connected with the rotating shaft through a connecting pipe, one end of the rotating shaft is blocked; one end of the spring is fixedly installed on the base, the other end of the spring is installed on one side of the open end of the feeder, a pull ring is fixedly installed on the other side of the open end of the feeder, a steel wire is arranged on the pull ring, and the other end of the steel wire is wound on the motor wire spool.

And, pushing equipment includes vertical push pedal, and the push pedal is located the opposite side of relative blanking passageway, and push pedal one side surface is connected with the horizontally push rod, and the ratio jar is stretched out to the push rod end, the push rod is hollow pole, and the one end that the push rod is located the storage cavity is provided with the nozzle, and the one end that the push rod is located the outside of ratio jar is provided with the gasbag.

And an electronic scale is arranged at the bottom of the storage cavity, and an LED display screen electrically connected with the electronic scale is arranged on the side surface of the proportioning tank.

And, the ration jar mainly comprises jar body, piston, lead screw and handle, and the jar body is equipped with the scale mark through welded mode fixed mounting on the lateral wall of ratio jar on the lateral wall of the jar body, and the inside slidable mounting of the jar body has the piston, and the top surface of piston is rotated with the bottom of lead screw and is connected, and the top of lead screw stretches out jar body top welding and has the handle, and lead screw and jar body threaded connection have been seted up at the top of the jar body and have been arranged the oar material mouth, arrange the oar material mouth and the one end fixed connection of connecting pipe, be provided with the valve on the connecting pipe, the frozen piece feed inlet of wheel worm is seted up to jar body upper surface, is.

And a discharge hole is formed at the bottom of the proportioning tank, an openable first feed inlet is further formed in one side of the top of the proportioning tank, and the first feed inlet is used for feeding living natural feed-rotifer.

The utility model has the advantages that:

1. the utility model discloses simplify and feed the work, save human physical power and feed the time, make the homogeneity that the fish fodder fell into the fish pond improve simultaneously, the fish fodder volume of feeding obtains effectively the accuse, improves practicality and reliability.

2. The utility model discloses a setting of ratio jar, make artificial bait and natural bait can fully fuse, and can not take place the dispersion after fusing, through the transport of inhaling the material pump, and through the even specific area that sprays in the pond of the fish material that the feeder will be proportioned, make the fry can concentrate in specific region, improve the fry success rate of changeing the food, artifical fodder utilizes the electronic scale simultaneously, the quality of the artifical fodder of collecting in weighing the storage cavity that can be accurate, and present through the LED display screen in real time, make operating personnel can be according to the quality of fixed artifical fodder, through the accurate natural bait's of weighing required density volume of ration jar.

3. The utility model discloses a set up the feeder that the cross-section is fan-shaped structure to combine mechanical spring pulling force air pump thrust, make the fish material in the feeder can spill to the pond and feed.

Drawings

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

fig. 2 is a diagram of the feeding state of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments, which are illustrative, not restrictive, and the scope of the invention should not be limited thereto.

A fish food transferring domestication device comprises a base 1, a feed proportioning mechanism, a conveying mechanism and a feeding mechanism, wherein the upper surface of the base is respectively provided with the feed proportioning mechanism, the conveying mechanism and the feeding mechanism, a suction pump 18 is further arranged on the base between the feed proportioning mechanism and the conveying mechanism, two ends of the suction pump are respectively connected with the feed proportioning mechanism and the conveying mechanism through a conveying hose 20, the conveying mechanism is arranged right above the feeding mechanism through a conveying rack 23, the conveying mechanism conveys feed of the feed proportioning mechanism to the feeding mechanism through the suction pump at a fixed point, the base is further provided with a motor 19 and an air pump 22, the output end of the motor is coaxially and fixedly provided with a wire reel 21, the feeding mechanism is connected with the wire reel of the motor through a steel wire line, the feeding mechanism is further connected with the air pump through an air pipe 33, a driving motor and the air pump, the feeding mechanism can feed materials to the fishpond.

The feed proportioning mechanism comprises a proportioning tank 11, a proportioning tank 5 and an artificial feed storage tank, wherein the proportioning tank is arranged on one side of the proportioning tank, the artificial feed storage tank is arranged on the other side of the proportioning tank, the artificial feed storage tank comprises a storage tank body 13 and a tank cover 12 hinged on the upper part of the storage tank body, a storage cavity is arranged in the proportioning tank body below the artificial feed storage tank, a blanking channel communicated with the bottom of the artificial feed storage tank is arranged at the top of the storage cavity, a valve 14 is also arranged at the channel, a feeding channel communicated with the interior of the proportioning tank body is arranged on one side of the storage cavity, a pushing mechanism for assisting feeding is arranged in the storage cavity, the pushing mechanism comprises a vertical push plate 15, the push plate is arranged on the other side opposite to the blanking channel, a horizontal push rod is connected to the surface on one side of the push plate, the tail end of the, the artificial feed falls into the feeding channel and then enters the proportioning tank, so that the residue of artificial feed particles is prevented, the adding amount of the artificial feed is ensured, the push rod is a hollow rod, one end of the push rod, which is positioned in the storage cavity, is provided with a nozzle, one end of the push rod, which is positioned outside the proportioning tank, is provided with an air bag 17, the air bag is used for enabling the nozzle to spray air, and then the air bag is used for blowing the storage cavity, so that the artificial feed particles in the storage cavity can completely enter the proportioning tank through the feeding channel, the artificial feed particles are further prevented from remaining in the storage cavity, and the accuracy of the proportioned fish; the electronic scale 16 is arranged at the bottom of the storage cavity, the LED display screen electrically connected with the electronic scale is arranged on the side surface of the proportioning tank, the electronic scale can accurately weigh the mass of the artificial feed collected in the storage cavity and display the mass of the artificial feed through the LED display screen in real time, so that an operator can accurately weigh the required amount of the natural fish feeding rotifers through the quantifying tank according to the mass of the artificial feed;

the quantitative tank mainly comprises a tank body, a piston 2, a screw rod 3 and a handle 7, wherein the tank body is fixedly arranged on the side wall of the proportioning tank in a welding mode, scale marks are arranged on the side wall of the tank body, the piston is slidably arranged in the tank body, the top surface of the piston is rotatably connected with the bottom end of the screw rod, the top end of the screw rod extends out of the upper part of the tank body and is welded with the handle, the screw rod is in threaded connection with the tank body, the top of the tank body is provided with a pulp discharge port which is fixedly connected with one end of a connecting pipe 8, the connecting pipe is provided with a valve 9, the upper surface of the tank body is provided with a rotifer freezing block feeding port, an openable top cover 6 is arranged on the rotifer freezing block feeding port, when the quantitative tank is used, frozen rotifer is put into the tank body through the rotifer freezing block feeding port, the inner wall, the rotifer freezing block is quickly dissolved, a valve on the connecting pipe is opened, then the handle is rotated, the handle drives the screw rod to rotate, the screw rod and the tank body are interacted, so that the piston is driven to slide along the inner wall of the tank body, the melted and watered frozen rotifers in the tank body are discharged into the proportioning tank through the connecting pipe, the rotifers discharged into the proportioning tank are conveniently quantified through the scale marks arranged on the tank body, the precision of food transferring training is improved, and the domestication efficiency is improved;

the proportioning tank is hinged with a stirring paddle in the middle, a discharge port is formed in the bottom of the proportioning tank, a material conveying hose is arranged at the discharge port, one side of the top of the proportioning tank is also provided with an openable first feed port 10, and the first feed port is used for feeding living natural feed-rotifer;

the feeding mechanism comprises a conveying rack 23, an air cylinder 24 and a conveying head 25, the conveying rack is mounted on a base and comprises a top plate and supporting columns, the supporting columns are mounted at four corners of the lower surface of the top plate, the air cylinder is further mounted in the middle of the lower surface of the top plate, the end portion of a telescopic rod of the air cylinder is coaxially mounted with the conveying head, the conveying head is of an arc-shaped structure, plugging heads 26 are fixedly mounted on the lower surface of the conveying head at intervals, a feeding port 27 is formed in the middle of each plugging head, and each feeding port is connected with the feed proportioning mechanism through a feeding hose;

the feeding mechanism comprises an installation shaft seat 32, a feeding device 28 and a spring 30, the installation shaft seat is installed on a base, the installation shaft seat corresponds to the center of a conveying head of the conveying mechanism, the feeding device is hinged on the installation shaft seat through a rotating shaft, one end of the feeding device is open, the cross section of the feeding device is of a fan-shaped structure, a plurality of partition plates are uniformly and fixedly arranged in the feeding device at intervals, the partitions divide the interior of the feeding device into a plurality of feeding channels 29, an air inlet pipe 31 is fixedly arranged at the end part of each feeding channel, the air inlet pipe is fixedly installed at the included angle of the interior of the feeding device, air outlets are uniformly formed in the air inlet pipe corresponding to each feeding channel, the other side of the air inlet pipe is fixedly connected with the rotating shaft through a connecting pipe, one end of the rotating shaft is blocked, and the; the fish bait feeder is characterized in that one end of the spring is fixedly mounted on the base, the other end of the spring is mounted on one side of an opening end of the feeder, a pull ring is fixedly mounted on the other side of the opening end of the feeder, a steel wire is arranged on the pull ring, the other end of the steel wire is wound on a motor wire spool, a driving motor drives the feeder to realize positioning rotation around an installation shaft seat, and when the fish bait is required to be fed, the feeder is matched with the tension of the spring and the gas thrust of the gas pump, so that the fish bait in the feeder is sprayed to.

The utility model discloses specific use:

the utility model discloses when carrying out fish and changeing food domestication process, carry out the ratio fodder according to the required proportion of changeing the food of the fish of breed, at first pour into original artifical fodder granule in artifical fodder holding vessel, this granule is small, then will freeze the wheel worm through wheel worm freezing piece feed inlet to the jar of quantitative jar is internal, cover the top cap, start the heating inside lining, make wheel worm freezing piece dissolve fast, open the valve on the connecting pipe simultaneously, then rotate the handle, the handle drives the lead screw and rotates, lead screw and jar body interact, thereby drive the piston and slide along the inner wall of jar body, the freezing wheel worm of companion water that will dissolve in the jar body discharges into the ratio jar through the connecting pipe, be convenient for carry out the ration to the wheel worm that discharges into in the ratio jar through the scale mark that sets up on the jar body, after the volume of discharging required wheel worm, open the valve of artifical fodder holding vessel lower part again, the artificial feed is discharged onto an electronic scale of the storage cavity, the artificial feed is pushed into the proportioning tank through the material pushing mechanism, the stirring paddle is started, natural rotifers and artificial feed particles are stirred, when the feed thrower is ready to load feed, the drive motor rotates to enable the feed thrower to rotate 45 degrees, the opening of the feed thrower faces upwards and is aligned to a material conveying head of the material conveying mechanism, then a clinker head is pressed downwards, a blocking head blocks a feed feeding channel, the material suction pump is started at the moment, the proportioned feed in the proportioning tank is positioned and conveyed into the feed feeding channel in the feed thrower through the material conveying mechanism, after the feed is conveyed, the material suction pump is closed, the material conveying head is lifted upwards, the drive motor drives the feed thrower to rotate to the pond, and meanwhile, the air pump is started, so that fish feed in the feed thrower is thrown to the pond in a parabolic mode, and.

The utility model discloses a setting of ratio jar, make artificial bait and natural bait can fully fuse, and can not take place the dispersion after fusing, through the transport of inhaling the material pump, and through the even specific area that sprays in the pond of the fish material that the feeder will be proportioned, make the fry can concentrate in specific region, improve the fry success rate of changeing the food, artifical fodder utilizes the electronic scale simultaneously, the quality of the artifical fodder of collecting in weighing the storage cavity that can be accurate, and present through the LED display screen in real time, make operating personnel can be according to the quality of fixed artifical fodder, through the accurate natural bait's of weighing required density volume of ration jar.

The utility model discloses a set up the feeder that the cross-section is fan-shaped structure to combine mechanical spring pulling force air pump thrust, make the fish material in the feeder can spill to the pond and feed.

Although the embodiments of the present invention and the accompanying drawings are disclosed for illustrative purposes, those skilled in the art will appreciate that: various substitutions, changes and modifications are possible without departing from the spirit and scope of the present invention and the appended claims, and therefore, the scope of the present invention is not limited to the disclosure of the embodiments and the accompanying drawings.

Claims

1. The utility model provides a fish are changeed to eat and are tamed device which characterized in that: comprises a base, a feed proportioning mechanism, a suction pump, a material conveying mechanism and a feeding mechanism, wherein the upper surface of the base is respectively provided with the feed proportioning mechanism, the material conveying mechanism and the feeding mechanism, a suction pump is arranged on the base between the feed proportioning mechanism and the material conveying mechanism, two ends of the suction pump are respectively connected with the feed proportioning mechanism and the material conveying mechanism through material conveying hoses, the feeding mechanism is arranged right above the feeding mechanism through a feeding frame, the feeding mechanism conveys the feed of the feed proportioning mechanism to the feeding mechanism at a fixed point through a suction pump, the base is also provided with a motor and an air pump, the output end of the motor is coaxially and fixedly provided with a wire spool, the feeding mechanism is connected with a wire spool of the motor through a steel wire, the feeding mechanism is connected with the air pump through an air pipe, and the air pump and the driving motor drive the feeding mechanism to feed materials to the fishpond.

2. The fish food transfer acclimatization device according to claim 1, wherein: feed proportioning mechanism includes ratio jar, ration jar and artifical fodder holding vessel, ratio jar one side is provided with the ration jar, ratio jar opposite side top is provided with artifical fodder holding vessel, the internal portion of ratio jar of artifical fodder holding vessel below is provided with the storage chamber, and the blanking passageway with artifical fodder holding vessel bottom intercommunication is seted up at storage chamber top, and storage chamber one side is provided with the internal portion's of intercommunication ratio feedstock channel, is provided with the pushing equipment of help feeding in the storage chamber.

3. The fish food transfer acclimatization device according to claim 1, wherein: defeated material mechanism is including carrying frame, cylinder and transport head, carry the rack-mount on the base, carry the frame to include roof and support column, the support column is all installed in roof lower surface four corners, a cylinder is still installed at roof lower surface middle part, the telescopic link tip coaxial arrangement of cylinder has a transport head, the transport head is an arc structure, just the transport head lower surface equipartition interval is equipped with the jam head admittedly, every jam head middle part all has the material conveying mouth, every material conveying mouth all links to each other with fodder proportioning mechanism through defeated material hose.

4. The fish food transfer acclimatization device according to claim 1, wherein: the feeding mechanism comprises an installation shaft seat, a feeding device and a spring, the installation shaft seat is installed on a base, the installation shaft seat corresponds to the center of a conveying head of the feeding mechanism, the feeding device is hinged on the installation shaft seat through a rotating shaft, one end of the feeding device is open, the cross section of the feeding device is of a fan-shaped structure, a plurality of partition plates are fixedly arranged in the feeding device at intervals, the partitions divide the interior of the feeding device into a plurality of feeding channels, an air inlet pipe is fixedly arranged at the end part of each feeding channel, the air inlet pipe is fixedly installed at the included angle part of the interior of the feeding device, air outlets are uniformly formed in the air inlet pipe corresponding to the position of each feeding channel, the other side of the air inlet pipe is fixedly connected with the rotating shaft through a connecting pipe, one end of the rotating shaft is blocked; one end of the spring is fixedly installed on the base, the other end of the spring is installed on one side of the open end of the feeder, a pull ring is fixedly installed on the other side of the open end of the feeder, a steel wire is arranged on the pull ring, and the other end of the steel wire is wound on the motor wire spool.

5. The fish food transfer acclimatization device according to claim 2, wherein: the material pushing mechanism comprises a vertical push plate, the push plate is located on the other side of the relative blanking channel, a horizontal push rod is connected to the surface of one side of the push plate, the tail end of the push rod extends out of the proportioning tank, the push rod is a hollow rod, a nozzle is arranged at one end, located in the material storage cavity, of the push rod, and an air bag is arranged at one end, located outside the proportioning tank, of the push rod.

6. The fish food transfer acclimatization device according to claim 2, wherein: an electronic scale is arranged at the bottom of the storage cavity, and an LED display screen electrically connected with the electronic scale is arranged on the side face of the proportioning tank.

7. The fish food transfer acclimatization device according to claim 2, wherein: quantitative jar mainly comprises jar body, piston, lead screw and handle, and jar body is equipped with the scale mark through welded mode fixed mounting on the lateral wall of ratio jar on the lateral wall of jar body, and the inside slidable mounting of jar body has the piston, and the top surface of piston is rotated with the bottom of lead screw and is connected, and the top of lead screw stretches out jar body top welding and has the handle, and lead screw and jar body threaded connection have been seted up at the top of jar body and have been arranged the oar mouth, arrange the oar mouth and the one end fixed connection of connecting pipe, be provided with the valve on the connecting pipe, jar body upper surface is seted up the frozen piece feed inlet of rotifer, is provided with the top cap that can open.

8. The fish food transfer acclimatization device according to claim 2, wherein: the proportioning tank is characterized in that a discharge port is formed in the bottom of the proportioning tank, an openable first feed port is further arranged on one side of the top of the proportioning tank, and the first feed port is used for feeding living natural feed-rotifer.