CN114467831B

CN114467831B - Aquaculture is with fish tank that has oxygenation function

Info

Publication number: CN114467831B
Application number: CN202210133019.8A
Authority: CN
Inventors: 刘继平
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-02-14
Filing date: 2022-02-14
Publication date: 2023-03-21
Anticipated expiration: 2042-02-14
Also published as: CN114467831A

Abstract

The invention relates to the technical field of fish tanks, and particularly discloses a fish tank with an oxygen increasing function for aquaculture, which comprises a tank body, wherein an oxygen increasing device is arranged in the tank body; the oxygenation device comprises a gauze which is arranged in the groove body in a sliding manner, a moving mechanism which is arranged on the groove body, a rotating mechanism which is arranged on one side of the gauze and an oxygenation mechanism which is arranged in the groove body; the tank body comprises an accommodating tank and a water tank; the holding tank and the water tank are separated by a gauze; the moving mechanism is connected with the gauze and is used for driving the gauze to move along the length direction of the groove body; the rotating mechanism is arranged on one side of the gauze. According to the invention, the moving mechanism drives the gauze to move, so that the fry in the tank body is driven to one position, and the rotating mechanism of the gauze, which is far away from one side of the fry, is used for stirring water in the water tank, so that the fluidity of the water is improved, the water in the water tank is oxygenated, and the damage to the fry is reduced, and the oxygenation is efficiently carried out on the water in the tank body.

Description

Aquaculture is with fish tank that has oxygenation function

Technical Field

The invention relates to the technical field of fish tanks, in particular to a fish tank with an oxygen increasing function for aquaculture.

Background

Aquaculture is the production activity of breeding, cultivating and harvesting aquatic animals and plants under artificial control. The aquaculture also comprises fish culture, wherein the oxygen content in the fish culture tank has great influence on the food intake, feed digestion and absorption and fish growth of the fish, so the automatic oxygenation in the fish culture tank is very important for the fishery culture.

In view of the above-mentioned related technologies, the inventor of the present application finds that at least the following technical problems exist in the process of implementing the technical solution of the invention in the embodiment of the present application: the current fish culture tank usually needs to increase the water of rabbling mechanism in to the fish pond and stirs, increases the mobility of water and carries out oxygenation, but can exert an influence to the fry in the fish pond when often stiring the water in the fish pond.

Disclosure of Invention

The embodiment of the application makes the fry produce the problem of damage easily when having solved among the prior art through rabbling mechanism to the water in the fish bowl stir oxygenation through providing an aquaculture with fish bowl that has the oxygenation function, has realized effectively separating the fry when stirring through the water of rabbling mechanism in to the fish bowl, improves fish culture quality.

The embodiment of the application provides a fish tank with an oxygen increasing function for aquaculture, which comprises a tank body, wherein an oxygen increasing device is arranged in the tank body; the oxygenation device comprises a gauze which is arranged in the groove body in a sliding manner, a moving mechanism which is arranged on the groove body, a rotating mechanism which is arranged on one side of the gauze and an oxygenation mechanism which is arranged in the groove body; the tank body comprises an accommodating tank and a water tank; the accommodating groove and the water tank are separated by the gauze; the moving mechanism is connected with the gauze and is used for driving the gauze to move along the length direction of the groove body; the rotating mechanism is arranged on one side of the gauze.

Further, the bottom of the accommodating groove is lower than the bottom of the water tank.

Furthermore, two opposite side walls of the groove body are provided with sliding grooves; the sliding groove is arranged along the length direction of the groove body; the moving mechanism comprises a lead screw rotatably arranged in the chute, a thread seat in threaded connection with the lead screw, and a motor arranged at one end of the groove body; the screw rod is arranged along the length direction of the sliding groove; one side of the threaded seat is fixedly connected with the gauze; the motor is a forward and reverse rotating motor, and an output shaft of the motor is connected with the end part of one lead screw and used for driving the lead screw to rotate.

Further, the rotating mechanism comprises a connecting frame arranged on one side of the gauze, a rotating shaft rotatably arranged on the connecting frame, and a stirring part arranged on the rotating shaft; the connecting frames are arranged at the positions, close to the two sides, of the gauze; a plurality of stirring parts are arranged at intervals along the length direction of the rotating shaft; the stirring part comprises a plurality of stirring rods arranged along the circumferential direction of the rotating shaft.

Furthermore, both ends of the rotating shaft penetrate through the connecting frame and are fixedly provided with driving gears; the driving gear is rotationally connected in the sliding chute; a driving rack is arranged at the top of the sliding groove; the driving rack is arranged along the length direction of the sliding chute; the driving gears are meshed with the corresponding driving racks.

Further, the oxygen increasing mechanism comprises an oxygen box arranged in the tank body, an oxygen increasing machine arranged outside the tank body and an expansion pipe arranged in the tank body; the oxygen increasing machine is communicated with the oxygen box through a connecting pipe; one end of the telescopic pipe is communicated with the aerator, and the other end of the telescopic pipe is sealed; the upper surface of the telescopic pipe is provided with a plurality of fine holes.

Furthermore, the telescopic pipe is an elastic folding telescopic pipe; the other end of the extension tube is fixedly connected with the gauze.

Furthermore, the telescopic pipes are arranged along the width direction of the groove body at intervals.

Furthermore, the water tank is connected with the bottom of the accommodating tank through an inclined plane; a blocking net is arranged in the accommodating tank; the upper surface of the barrier net is aligned with the lower surface of the inclined surface.

Further, a discharge hole is formed in one side, away from the water tank, of the accommodating tank; one side of the discharge hole is provided with a plugging mechanism; the plugging mechanism comprises a plugging strip movably inserted in the discharge port, a sealing plate arranged on one side of the plugging strip and a driving cylinder arranged outside the groove body; one side of the sealing plate is attached to the outer side of the discharge hole; and a piston rod of the driving cylinder extends along the length direction of the groove body and is fixedly connected with the sealing plate.

The technical scheme provided in the embodiment of the application at least has the following technical effects or advantages:

1. owing to adopted the gauze structure of removal, so can be when needs carry out the oxygenation to the fish pond, drive the gauze through moving mechanism and remove to the direction that is close to cell body one end, assemble the fry in the holding tank, restart slewing mechanism stirs the water in the basin, improve the oxygen content of water in the basin, effectively solved among the prior art and stirred the problem that makes the fry produce the damage when oxygenating through the water of rabbling mechanism in to the fish pond easily, realized effectively separating the fry when stirring the water of fish pond through the rabbling mechanism, improve fish culture quality.

2. Owing to adopted slewing mechanism, so can when the gauze removes, impel the fry to assemble in the holding tank, and slewing mechanism can mix the water in the basin in one side, under the condition that can not harm grow seedlings, effectively carries out the oxygenation to the water in the basin to when the gauze removed, can start slewing mechanism and rotate, and then conveniently drive slewing mechanism, effective energy saving realizes the oxygenation action to in the basin.

3. Owing to adopted oxygenation mechanism, so can be when drive screen impels the fry to a department, can stretch flexible pipe through the screen for flexible pipe is flare-outed, and the pore that is located on flexible pipe can be opened, carries out the oxygen suppliment to the oxygen box in through the oxygen-increasing machine, makes oxygen can get into flexible pipe and flow to the water of basin in from the pore, further carries out the oxygenation in the basin, improves the oxygen content of the water in the basin.

Drawings

Fig. 1 is a schematic structural view of the whole in the embodiment of the present application;

FIG. 2 is a schematic view illustrating an installation position of an oxygen increasing device according to an embodiment of the present application;

FIG. 3 is a schematic view of the installation position of the lead screw in the embodiment of the present application;

FIG. 4 is an enlarged schematic view at A in FIG. 3;

FIG. 5 is an enlarged schematic view at B of FIG. 1;

FIG. 6 is an enlarged schematic view at C of FIG. 2;

in the figure: 1. a base; 11. a lead-out slot; 2. a trough body; 21. a chute; 22. accommodating grooves; 23. a water tank; 24. a water inlet pipe; 25. blocking; 26. a discharge port; 3. an oxygenation device; 31. a screen; 311. a baffle plate; 4. a moving mechanism; 41. a lead screw; 42. a threaded seat; 43. a motor; 44. a grooved wheel; 45. a driving wheel; 46. a synchronous belt; 47. a drive plate; 48. a round pin; 5. a rotating mechanism; 51. a connecting frame; 52. a rotating shaft; 53. a stirring section; 531. a stirring rod; 532. a medicine containing box; 54. a drive gear; 55. a drive rack; 6. an oxygenation mechanism; 61. an oxygen tank; 611. a groove; 62. an aerator; 63. a telescopic pipe; 64. an air outlet; 65. fine pores; 7. a plugging mechanism; 71. a plugging strip; 72. a sealing plate; 73. the cylinder is driven.

Detailed Description

The embodiment of the application discloses provides an aquaculture is with fish tank that has oxygenation function, remove through 4 drive gauze 31 of moving mechanism, impel the fry in the cell body 2 to a department, and the slewing mechanism 5 of keeping away from fry one side through gauze 31 stirs the water in the basin 23, improve the mobility of water, and then carry out the oxygenation for the water in the basin 23, the problem of making the fry produce the damage easily when stirring the oxygenation through the water of rabbling mechanism in to the fish tank among the prior art has effectively been solved, realized effectively separating the fry when stirring the water in the fish tank through the rabbling mechanism, improve fish culture quality.

In order to better understand the technical solution, the technical solution will be described in detail with reference to the drawings and the specific embodiments.

Referring to fig. 1, a fish tank with oxygenation function for aquaculture, includes base 1, cell body 2, and base 1 is cuboid platelike, and cell body 2 fixed mounting sets up on base 1 and along base 1's length direction, installs oxygenation device 3 in the cell body 2, increases oxygen content for the water in the cell body 2 through oxygenation device 3.

Referring to fig. 1 and 2, the oxygenation device 3 includes a gauze 31, a moving mechanism 4, a rotating mechanism 5, and an oxygenation mechanism 6, sliding grooves 21 are respectively provided on two opposite side walls of the tank body 2, the sliding grooves 21 are arranged along the length direction of the tank body 2, and the sliding grooves 21 are close to the top of the tank body 2. Cell body 2 includes holding tank 22 and basin 23, and holding tank 22 and basin 23 separate through gauze 31, and holding tank 22 is used for providing the place for the fry when impelling the fry, and basin 23 is located one side that holding tank 22 was kept away from to gauze 31 for the convenience carries out oxygenation for the water in whole cell body 2. The bottom of the holding tank 22 is lower than the bottom of the water tank 23, and when the fry is urged into the holding tank 22, that is, when the length of the holding tank 22 is reduced, more fries can be held. One side fixed mounting at cell body 2 has inlet tube 24, and inlet tube 24 communicates in with basin 23, and inlet tube 24 department installs the valve, conveniently in time for changing water in the cell body 2, when needs change water, can drive gauze 31 to the one side that is close to holding tank 22 to lay the one deck film on gauze 31, emit the water in the basin 23, and change, tear the film again. Two sides of the gauze 31 are respectively connected with two opposite inner side walls of the tank body 2 in a sliding manner, a baffle 311 is fixed at the bottom of the gauze 31, the baffle 311 is in sliding fit with the bottom of the tank body 2, and two sides of the baffle 311 are flush with two sides of the gauze 31. When the drive gauze 31 moves, the baffle 311 that can install through gauze 31 bottom collects the bottom of the impurity propelling movement to holding tank 22 that the bottom subsided in the cell body 2, and the centralized processing impurity of being convenient for improves the quality of the water in the cell body 2. Moving mechanism 4 installs on cell body 2, and be connected with gauze 31, drive gauze 31 removes along the length direction of cell body 2, and then can impel the fry in the cell body 2 to one side of cell body 2, slewing mechanism 5 installs in one side of gauze 31, install the opposite side of placing the fry in gauze 31 and cell body 2, a water for mixxing in cell body 2, increase the oxygen of the water in cell body 2, oxygenation mechanism 6 installs in cell body 2, can further improve the oxygen of the water in cell body 2, provide good growing environment for fish culture.

Referring to fig. 2 and 3, the water tank 23 is in engagement with the bottom of the receiving groove 22 via an inclined surface, and a barrier net 25 is fixedly mounted in the receiving groove 22, and the upper surface of the barrier net 25 is aligned with the lower surface of the inclined surface. The middle part of the one end of spout 21 and inclined plane aligns for gauze 31 can push the holding tank 22 in along basin 23 when removing to holding tank 22, can be used for leaking impurity to holding tank 22's bottom in the impurity that is located basin 23 bottom completely, and block 25 separates fry and impurity, is favorable to water purification, and the fry is located the position of block 25 top. The discharge port 26 is arranged on one side, far away from the water tank 23, of the accommodating tank 22, the plugging mechanism 7 is installed on one side of the discharge port 26, and is used for regularly cleaning impurities at the bottom of the accommodating tank 22, the plugging mechanism 7 comprises a plugging strip 71, a sealing plate 72 and a driving cylinder 73, the plugging strip 71 is movably inserted into the discharge port 26 and is used for sealing the discharge port 26, and water loss in the tank body 2 is effectively reduced, the sealing plate 72 is fixedly installed on one side, far away from the tank body 2, of the plugging strip 71, the area of the sealing plate 72 is larger than that of the discharge port 26, so that the sealing plate 72 is tightly attached to the end portion of the tank body 2 and performs secondary sealing on the discharge port 26, the sealing performance of the discharge port 26 is improved, the driving cylinders 73 are provided with two driving cylinders 73 and are located on two opposite sides of the tank body 2, piston rods of the two driving cylinders 73 can extend along the length direction of the tank body 2, and are respectively fixedly connected with the end portions of the corresponding sealing plate 72, the piston rods of the two driving cylinders 73, the discharge port 26 can be opened by starting the driving cylinders 73, specifically, the bottom of the accommodating tank 22 is obliquely arranged, and the accommodating tank 22 is higher than the height, and is higher than the height, that one side, which is far away from one side, which is close to the water tank 23, and is convenient for cleaning impurities at one side of the accommodating tank 22. The leading-out groove 11 is formed in one side, located on the groove body 2, of the base 1, the leading-out groove 11 is aligned with the discharge hole 26, and impurities led out of the groove body 2 can be collected in a centralized mode.

Referring to fig. 3 and 4, the moving mechanism 4 includes a screw 41, screw sockets 42, and a motor 43, the screw 41 is rotatably connected in the chute 21, and a length direction of the screw 41 is consistent with a length direction of the chute 21, both sides of the screen 31 are fixedly connected with the screw sockets 42, the screw sockets 42 are screwed on the screw 41, the motor 43 is a forward and backward rotation motor 43, the motor 43 is fixedly mounted at one end of the trough body 2 and located at one end of the trough 23 away from the accommodating slot 22, end portions of the two screw 41 penetrate through an end portion of the trough body 2 and are fixedly mounted with the sheave 44, an end face of the trough body 2 and located below the sheave 44 are rotatably connected with the driving wheel 45, a synchronous belt 46 is sleeved on the two driving wheels 45, a dial 47 is fixedly mounted on one side of the driving wheel 45 close to the trough body 2, a round pin 48 is fixedly mounted on the dial 47, the two sheaves 44 respectively correspond to the two dials 47, and the round pin 48 is in plug-in fit with the sheave 44, an output shaft of the motor 43 is fixedly connected with a center of one driving wheel 45, the driving wheel 45 to rotate the dial 47, the round pin 48 stirs the dial 47 to rotate, so that the round pin 48 stirs the round pin 41 to intermittently drives the rotation, thereby intermittently driving the ends of the screen 31 to drive the ends of the sheave 31 to prevent the screen 31 from moving fast and to increase the length of the screen 21.

Referring to fig. 3 and 5, the rotating mechanism 5 is located in the water tank 23, the rotating mechanism 5 includes two connecting frames 51, a rotating shaft 52 and a stirring portion 53, the two connecting frames 51 are respectively fixed at positions of the gauze 31 close to two sides, two ends of the rotating shaft 52 are rotatably connected with the two connecting frames 51, the length direction of the rotating shaft 52 is consistent with the width direction of the tank body 2, the stirring portion 53 is fixedly installed on the rotating shaft 52, the rotating shaft 52 rotates to drive the stirring portion 53 to rotate, and water in the tank body 2 is stirred. Stirring portion 53 is provided with a plurality ofly along the length direction interval of pivot 52, stirring portion 53 includes a plurality of puddlers 531 that arrange along pivot 52 circumference, there is the flat flourishing medicine box 532 at the tip fixed mounting of puddler 531, one side of flourishing medicine box 532 is uncovered structure, and the one side shaping of flourishing medicine box 532 principle puddler 531 has the inclined plane, the width at the bottom of the flourishing medicine box 532 box is less than flourishing medicine box 532 open-ended width, when the puddler 531 drives flourishing medicine box 532 and stretches into the aquatic, can reduce the resistance. The chemical oxygen increasing agent for increasing oxygen content is installed in the medicine containing box 532, and specifically, the chemical oxygen increasing agent is preferably calcium peroxide, hydrogen peroxide and the like. Both ends of the rotating shaft 52 penetrate through the connecting frame 51 and are fixedly provided with the driving gear 54, the driving gear 54 is rotatably connected in the sliding chute 21, the top of the sliding chute 21 is fixedly provided with the driving rack 55, the driving rack 55 is arranged along the length direction of the sliding chute 21, the driving gear 54 is meshed with the corresponding driving rack 55, and the threaded seats 42 at both sides of the gauze 31 are positioned below the driving rack 55 and are arranged at intervals with the driving rack 55. The lower end surface of the driving rack 55 is higher than the upper surface of the screw 41, so that the driving gauze 31 does not interfere with the rotation of the stirring part 53 when moving, and the oxygen increasing action is smoother. When the driving gauze 31 moves, the rotating shaft 52 can be driven to move along the length direction of the tank body 2, in the moving process of the rotating shaft 52, the rotating shaft 52 rotates ceaselessly due to the action of the driving rack 55 and the driving gear 54, water in the water tank 23 is stirred, and in addition, the chemical oxygen increasing agent in the medicine containing box 532 contacts with the water, so that the oxygen content in the water is further improved.

Referring to fig. 2 and 6, the oxygenation mechanism 6 includes an oxygen tank 61, an aerator 62, an extension pipe 63, the oxygen tank 61 is fixedly installed at an end of the water tank 23 far away from the holding tank 22, and is arranged along a width direction of the water tank 23, the height of the oxygen tank 61 is lower than that of the tank body 2, when the driving gauze 31 is close to the oxygen tank 61, the rotation mechanism 5 can be located above the oxygen tank 61, the lower surface of the rotation mechanism 5 is arranged at an interval with the upper surface of the oxygen tank 61, the aerator 62 is fixedly installed at the outer side of the tank body 2, an outlet of the aerator 62 is communicated with the oxygen tank 61 through a connecting pipe, so as to supply oxygen to the oxygen tank 61 in time, an air outlet 64 is installed at one side of the tank body 2 far away from the aerator 62, a check valve is installed at the air outlet 64, the air outlet can ventilate the oxygen tank 61 through the aerator 62, so that the air pressure in the oxygen tank 61 reaches the opening pressure of the check valve, so that the oxygen purity in the oxygen tank 61 is higher, and the oxygenation effect is better. The plurality of the telescopic pipes 63 are arranged at intervals along the width direction of the tank body 2, the telescopic pipes 63 are elastic folding telescopic pipes 63, specifically, the telescopic pipes 63 are preferably corrugated pipes, a plurality of fine holes 65 are formed in the upper surface of the telescopic pipes 63, and the fine holes 65 are arranged at intervals along the length direction of the telescopic pipes 63. A plurality of recesses 611 have been seted up in one side that oxygen case 61 is close to gauze 31, be convenient for hold flexible pipe 63 when flexible pipe 63 is folding, reduce oxygenation device 3's area, when not carrying out oxygenation in the cell body 2, gauze 31 is close to oxygen case 61 department, flexible pipe 63 is folding and hold to the recess 611 in, the length of basin 23 is far less than the length of holding tank 22, make the fry have great activity space, and oxygenation device 3 all is located one side that gauze 31 is close to basin 23, when flexible pipe 63 is folding, make pore 65 blockked up, gauze 31 laminates with one side of oxygen case 61, seal recess 611, reduce the loss of water. One end of the telescopic tube 63 is communicated with the inside of the oxygen box 61, the other end of the telescopic tube 63 is sealed, and the other end of the telescopic tube 63 is fixedly connected with a baffle 311 arranged at the bottom of the gauze 31. Move through gauze 31 to drive the extension of flexible pipe 63 gradually, when gauze 31 moved spout 21 and kept away from the tip of oxygen case 61, flexible pipe 63 expanded to the longest length, and made the pore 65 of folding department all open, carried out the oxygen suppliment in to oxygen case 61 through opening oxygen-increasing machine 62, made oxygen flow to in the basin 23 through the pore 65 of flexible pipe 63 upper surface, carried out the oxygenation to the water in the basin 23.

The working principle of the embodiment of the application is as follows: when the water in the trough body 2 needs to be oxygenated, the motor 43 is started firstly, the driving wheel 45 is driven to rotate through the motor 43, under the action of the synchronous belt 46, two driving plates 47 on one side of the driving wheel 45 are enabled to rotate, the grooved wheel 44 is driven to rotate through a round pin 48 on the driving plate 47, the grooved wheel 44 rotates intermittently, the grooved wheel 44 is fixedly connected with the end part of the lead screw 41, the lead screw 41 rotates intermittently, the gauze 31 connected with the lead screw 41 moves intermittently in the direction close to the accommodating groove 22 along the trough body 2, and then the fry is urged to the accommodating groove 22 stably and safely, so that the fry is gathered together.

When gauze 31 removes, can drive slewing mechanism 5 and mix the water in the basin 23, slewing mechanism 5 stirs along the length direction of cell body 2, can improve the oxygen content of the water in the basin 23 greatly to, can not cause harm to the fry. When the gauze 31 moves to the end of the chute 21 close to the holding tank 22, the extension tube 63 is stretched to the longest length, and the oxygen increasing machine 62 is started to supply oxygen into the oxygen tank 61, so that the oxygen can flow into the water in the water tank 23 from the fine hole 65, and the oxygen content of the water in the water tank 23 is further increased.

The above description is only for the preferred embodiment of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can substitute or change the technical solution and its concept of the present application within the technical scope disclosed in the present application, and shall be covered by the scope of the present application.

Claims

1. A fish tank with an oxygen increasing function for aquaculture comprises a tank body (2), and is characterized in that an oxygen increasing device (3) is arranged in the tank body (2); the oxygenation device (3) comprises a gauze (31) arranged in the groove body (2) in a sliding manner, a moving mechanism (4) arranged on the groove body (2), a rotating mechanism (5) arranged on one side of the gauze (31), and an oxygenation mechanism (6) arranged in the groove body (2); the trough body (2) comprises an accommodating groove (22) and a water trough (23); the accommodating groove (22) and the water tank (23) are separated by the gauze (31); the moving mechanism (4) is connected with the gauze (31) and is used for driving the gauze (31) to move along the length direction of the groove body (2); the rotating mechanism (5) is arranged on one side of the gauze (31);

two opposite side walls of the groove body (2) are provided with sliding grooves (21); the sliding groove (21) is arranged along the length direction of the groove body (2); the moving mechanism (4) comprises a lead screw (41) rotatably arranged in the sliding chute (21), a threaded seat (42) in threaded connection with the lead screw (41), and a motor (43) arranged at one end of the tank body (2); the lead screw (41) is arranged along the length direction of the sliding chute (21); one side of the threaded seat (42) is fixedly connected with the gauze (31); the motor (43) is a forward and reverse rotation motor (43), and an output shaft of the motor (43) is connected with the end part of one lead screw (41) and used for driving the lead screw (41) to rotate; the end parts of the two lead screws (41) penetrate through the end part of the tank body (2) and are fixedly provided with grooved wheels (44), the end surfaces of the tank body (2) and below the grooved wheels (44) are respectively and rotatably connected with driving wheels (45), synchronous belts (46) are sleeved on the two driving wheels (45), one side, close to the tank body (2), of each driving wheel (45) is fixedly provided with a driving plate (47), a round pin (48) is fixedly arranged on each driving plate (47), the two grooved wheels (44) respectively correspond to the two driving plates (47), the round pins (48) are in inserted fit with the grooved wheels (44), and an output shaft of the motor (43) is fixedly connected with the center of one driving wheel (45);

the rotating mechanism (5) comprises a connecting frame (51) arranged on one side of the gauze (31), a rotating shaft (52) rotatably arranged on the connecting frame (51), and a stirring part (53) arranged on the rotating shaft (52); the connecting frames (51) are arranged at the positions, close to the two sides, of the gauze (31); a plurality of stirring parts (53) are arranged at intervals along the length direction of the rotating shaft (52); the stirring part (53) comprises a plurality of stirring rods (531) arranged along the circumferential direction of the rotating shaft (52); the end part of the stirring rod (531) is fixedly provided with a flat medicine containing box (532) filled with a chemical oxygen increasing agent, and one side of the medicine containing box (532) is of an open structure.

2. The fish tank with oxygen increasing function for aquaculture of claim 1, wherein the bottom of the holding tank (22) is lower than the bottom of the water tank (23).

3. The fish tank with the oxygen increasing function for the aquaculture as claimed in claim 1, wherein both ends of the rotating shaft (52) penetrate through the connecting frame (51) and are fixedly provided with the driving gear (54); the driving gear (54) is rotationally connected in the sliding chute (21); a driving rack (55) is arranged at the top of the sliding chute (21); the driving rack (55) is arranged along the length direction of the sliding chute (21); the driving gears (54) are meshed with the corresponding driving racks (55).

4. The fish tank with the oxygen increasing function for aquaculture as claimed in claim 1, wherein the oxygen increasing mechanism (6) comprises an oxygen tank (61) arranged in the tank body (2), an oxygen increasing machine (62) arranged outside the tank body (2), and an expansion pipe (63) arranged in the tank body (2); the oxygen increasing machine (62) is communicated with the oxygen box (61) through a connecting pipe; one end of the telescopic pipe (63) is communicated with the aerator (62), and the other end of the telescopic pipe (63) is sealed; the upper surface of the telescopic pipe (63) is provided with a plurality of fine holes (65).

5. A fish tank with oxygen increasing function for aquaculture according to claim 4, characterized in that the telescopic tube (63) is an elastic folding telescopic tube (63); the other end of the telescopic pipe (63) is fixedly connected with the gauze (31).

6. The fish tank with the oxygen increasing function for the aquaculture as claimed in claim 4, wherein a plurality of the telescopic pipes (63) are arranged at intervals along the width direction of the tank body (2).

7. The fish tank with oxygen increasing function for aquaculture of claim 2, wherein the water tank (23) is connected with the bottom of the holding tank (22) by an inclined surface; a blocking net (25) is arranged in the accommodating groove (22); the upper surface of the barrier net (25) is aligned with the lower surface of the inclined surface.

8. The fish tank with the oxygen increasing function for aquaculture of claim 7, wherein the holding tank (22) is provided with a discharge port (26) at a side away from the water tank (23); a plugging mechanism (7) is arranged on one side of the discharge hole (26); the plugging mechanism (7) comprises a plugging strip (71) movably inserted in the discharge hole (26), a sealing plate (72) arranged on one side of the plugging strip (71), and a driving cylinder (73) arranged outside the tank body (2); one side of the sealing plate (72) is attached to the outer side of the discharge hole (26); and a piston rod of the driving cylinder (73) extends along the length direction of the groove body (2) and is fixedly connected with the sealing plate (72).