CN113475454B

CN113475454B - Impeller aerator for fishpond

Info

Publication number: CN113475454B
Application number: CN202110849114.3A
Authority: CN
Inventors: 孔炜伦
Original assignee: Hunan Yutianxia Agricultural Technology Co ltd
Current assignee: Hunan Yutianxia Agricultural Technology Co ltd
Priority date: 2021-07-27
Filing date: 2021-07-27
Publication date: 2023-05-09
Anticipated expiration: 2041-07-27
Also published as: CN113475454A

Abstract

The invention relates to the technical field of cultivation equipment, and discloses an impeller type aerator for a fish pond, wherein a forward and reverse rotation motor is fixedly arranged in a driving box, a rotating sleeve is movably arranged in the bottom of the driving box, an extending shaft is fixedly arranged in the middle of the rotating sleeve, an impeller is movably sleeved on the outer ring of the middle of the extending shaft, a connecting ring sleeve sleeved between the rotating sleeve and the extending shaft is fixedly connected with the inner ring of the top of the impeller, a driving shaft extending into an inner cavity of the extending shaft is fixedly connected with the bottom of the forward and reverse rotation motor, a movable ventilation block is movably arranged in the middle of the inner cavity of the extending shaft, a threaded sleeve shaft meshed with the inner wall of the extending shaft is fixedly connected with the top of the movable ventilation block, a first ratchet wheel is fixedly arranged on the outer ring of the top of the driving shaft, an air cavity is formed in the rotating sleeve, and the oxygenation effect of the aerator is improved through the forward and reverse rotation and the extending shaft, and oxygenation efficiency can also be improved by utilizing different oxygenation modes.

Description

Impeller aerator for fishpond

Technical Field

The invention relates to the technical field of cultivation equipment, in particular to an impeller aerator for a fish pond.

Background

Once the situation of oxygen deficiency in water is encountered in fish pond culture, a lot of fish death will be caused, at this moment, the oxygenation needs to be carried out to the water in the fish pond, the conventional oxygenation mode is an aerator, wherein the impeller aerator is a very common one, the impeller is driven by the motor to rotate, the water in the fish pond is lifted upwards along the periphery to make full contact with air when the impeller rotates, the continuous impeller rotation carries out full oxygenation to the water in the fish pond, and the aerator has a simple structure, but also has certain defects:

1. when the impeller type aerator is used for aeration, the impeller type aerator floats on the water surface to work, and the heights of the impeller and the floating ball are almost equal, so that the aeration effect of the impeller type aerator is only that of the surface part of the water body when the impeller type aerator is used, the impeller type aerator cannot be continuously used in a deeper water area, the use of the impeller type aerator is limited, or the aeration mode of the impeller type aerator is unsuitable for deep aeration, and a plurality of aerators are needed to be used together for a fish pond, so that the use is troublesome and wasteful;

2. the impeller aerator rotates the water in the fishpond by utilizing the rotation of the impeller and throws the water out in a divergent way to make the water fully contact with the air, but in use, the impeller continuously rotates, the use area of the impeller aerator is fixed, so that the water in the part which can not be fully pumped up in the same area is aerated, the water near the impeller is repeatedly aerated due to the influence of turbulence caused by the continuous rotation of the impeller, the water-changing time is not reserved for a water area, the rotation of the impeller is just performed at the same height, the aeration water area is limited, and the effect is not very good.

Disclosure of Invention

Aiming at the defects of the background technology, the invention provides the impeller type aerator for the fishpond, which has the advantages of good aeration effect and high applicability and solves the problems of the background technology.

The invention provides the following technical scheme: the utility model provides an impeller formula oxygen-increasing machine for fish pond, includes the drive case, the air inlet has been seted up at the top of drive case, the fixed ring piece that bottom fixed mounting of drive case had, the even fixedly connected with floater in outside of fixed ring piece, the inside fixedly mounted of drive case has positive and negative rotation motor, the inside movable mounting of drive case bottom has the commentaries on classics cover, fixed mounting has mechanical seal between commentaries on classics cover and the drive case inner chamber, the middle part fixed mounting who changes the cover has the extension axle, the bottom outer lane of extension axle is spherically and has seted up the gas outlet on its surface, the middle part outer lane activity of extension axle has cup jointed the impeller, the top inner circle fixedly connected with of impeller cup joints the go-between cover and extension axle, be located the go-between outer lane position fixedly connected with bellows of go-between impeller top and change cover bottom surface, the bottom fixedly connected with that stretches into the drive axle of extension axle inner chamber, the fixed mounting of bottom position of extension axle inner chamber has the fixed vent piece, the movable vent piece has the movable vent piece between the middle part of extension axle inner wall of extension axle, the inside thread of extension axle and the inner wall of extension axle is just cup jointed at the inside thread groove of screw thread.

Preferably, the top outer ring of the driving shaft is fixedly provided with a first ratchet wheel, the top inner ring of the rotating sleeve is movably provided with a pawl matched with the first ratchet wheel, the outer ring of the sleeved part of the rotating sleeve and the fixed ring block is fixedly provided with a second ratchet wheel matched with the inside of the fixed ring block, the inside of the rotating sleeve is provided with an air cavity, the inside of the air cavity is movably sleeved with a piston with the bottom fixedly connected with the connecting ring sleeve, the bottom inner ring of the rotating sleeve is provided with a limit groove matched with the connecting ring sleeve, the outer ring of the extending shaft is positioned at the bottom of the impeller and is fixedly provided with a limit ring, the top wall of the air cavity is fixedly provided with a first one-way valve, the top side wall of the extending shaft is fixedly provided with a second one-way valve communicated with the air cavity, and a reset spring is fixedly connected between the fixed vent block and the movable vent block.

Preferably, the air outlets are distributed at the lower half part of the spheroid and are internally treated by adopting a one-way valve structure, the fixed ventilation block and the movable ventilation block can only allow air to pass through from the top to the bottom, and one half of the ventilation groove is sleeved with the driving shaft and the other half of the ventilation groove is reserved.

Preferably, the forward and reverse rotation motor drives the driving shaft to rotate in a forward rotation manner and drives the rotating sleeve to rotate in a reverse rotation manner, and the second ratchet wheel limits the rotating sleeve to rotate in a forward rotation manner.

Preferably, the air inlet speed of the first one-way valve is greater than that of the second one-way valve, the air inlet pressure of the first one-way valve is greater than that of the second one-way valve, and the elastic force of the return spring is greater than the vertical spiral resistance between the threaded sleeve shaft and the inside of the extension shaft.

The invention has the following beneficial effects:

1. through having set up the extension axle and being located the drive box bottom and having seted up the pore in its inside, compared with prior art, utilize on the structure basis of drive box bottom increase extension axle and guarantee its length, thereby can push the bottom with the air through the inside realization air of extension axle when the motor drives the drive shaft and rotate and discharge and fully contact increase oxygen content with water from the venthole, simultaneously still be provided with the impeller at the outer lane of extension axle and control its rotation when reversing through the motor, oxygen-increasing when having guaranteed the depth water level in to the pond, increased its applicable waters scope.

2. Through having set up the commentaries on classics cover and cup jointed the impeller that the go-between drove in the bottom of changeing the cover, compared with prior art, utilize the positive and negative rotation of positive and negative rotation motor to realize earlier to the oxygenation of extension axle bottom, the rising of impeller is realized through changeing the inside gas supplementation of cover and extension axle, then it rotates and keep the inside air inlet of air cavity when pivoted to drive the impeller through the reversal of motor, thereby realized moving down in the aquatic when impeller pivoted, can throw out the abundant in the air of water in the waters and fully contact with the air, improve the effect of oxygenation, the effect of the exhaust of the rotatory up-and-down motion of utilization impeller and extension axle has still improved the efficiency of oxygenation simultaneously.

Drawings

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

FIG. 2 is a partial cross-sectional view of the entire structure of the present invention;

FIG. 3 is a top cross-sectional view of the rotor of the present invention;

FIG. 4 is a cross-sectional view of the middle of the rotor sleeve of the present invention;

fig. 5 is an enlarged view at a in fig. 2.

In the figure: 1. a drive box; 101. an air inlet; 2. a fixed ring block; 3. a floating ball; 4. a rotating sleeve; 401. an air cavity; 402. a limit groove; 5. an elongate shaft; 501. an air outlet; 6. an impeller; 7. a bellows; 8. mechanical sealing; 9. a forward and reverse rotation motor; 10. a drive shaft; 11. a first ratchet; 12. a connecting ring sleeve; 13. a piston; 14. a limiting ring; 15. a pawl; 16. fixing an air block; 17. a movable ventilation block; 18. a threaded sleeve shaft; 1801. a vent groove; 19. a first one-way valve; 20. a second one-way valve; 21. a second ratchet; 22. and a return spring.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-5, an impeller aerator for a fish pond comprises a driving box 1, an air inlet 101 is formed at the top of the driving box 1, a fixed ring block 2 fixedly installed at the bottom of the driving box 1, floating balls 3 uniformly and fixedly connected to the outer side of the fixed ring block 2, a forward and reverse motor 9 fixedly installed inside the driving box 1, a rotating sleeve 4 movably installed inside the bottom of the driving box 1, a mechanical seal 8 fixedly installed between the rotating sleeve 4 and the inner cavity of the driving box 1, an extending shaft 5 fixedly installed in the middle of the rotating sleeve 4, an air outlet 501 formed on the surface of the outer ring of the bottom of the extending shaft 5, an impeller 6 movably sleeved on the outer ring of the middle of the extending shaft 5, a connecting ring sleeve 12 sleeved between the rotating sleeve 4 and the extending shaft 5 fixedly connected with the inner ring at the top of the impeller 6, a corrugated pipe 7 fixedly connected with the outer ring of the connecting ring sleeve 12 between the top of the impeller 6 and the bottom of the rotating sleeve 4, the bottom of the forward and backward rotating motor 9 is fixedly connected with a driving shaft 10 extending into the inner cavity of the extension shaft 5, a fixed ventilation block 16 is fixedly arranged at the bottom of the inner cavity of the extension shaft 5, a movable ventilation block 17 is movably arranged at the middle part of the inner cavity of the extension shaft 5, a thread sleeve shaft 18 meshed with the inner wall of the extension shaft 5 is fixedly connected at the top of the movable ventilation block 17, a ventilation slot 1801 is arranged at the middle part of the thread sleeve shaft 18, the bottom of the driving shaft 10 is just sheathed in the ventilation slot 1801, a first ratchet wheel 11 is fixedly arranged at the outer ring of the top of the driving shaft 10, a pawl 15 matched with the first ratchet wheel 11 is movably arranged at the inner ring of the top of the rotating sleeve 4, a second ratchet wheel 21 matched with the inner part of the fixed ring block 2 is fixedly arranged at the outer ring of the sleeve 4 and the fixed ring 2, an air cavity 401 is arranged at the inner part of the rotating sleeve 4, a piston 13 with the bottom fixedly connected with the connecting ring sleeve 12 is movably sheathed in the air cavity 401, the limiting groove 402 matched with the connecting ring sleeve 12 is formed in the inner ring at the bottom of the rotating sleeve 4, the limiting ring 14 is fixedly mounted at the bottom of the impeller 6 on the outer ring of the extension shaft 5, the first one-way valve 19 is fixedly mounted on the top wall of the air cavity 401, the second one-way valve 20 communicated with the air cavity 401 is fixedly mounted on the side wall of the top of the extension shaft 5, the reset spring 22 is fixedly connected between the fixed ventilation block 16 and the movable ventilation block 17, air inlet control is realized through the one-way valve, timely air supplement after air exhaust is completed is guaranteed, and reset is further needed.

The air outlets 501 are all distributed at the lower half part of the spheroid and are internally treated by adopting a one-way valve structure, air pressed down from the extension shaft 5 can be discharged into deep water of the fish pond by utilizing the air outlets 501, meanwhile, the water can be prevented from entering the extension shaft 5 to cause blockage, the sprayed air acts on the bottom to be more beneficial to the full contact of the air and the water, the fixed air block 16 and the movable air block 17 only can allow air to pass through from the top to the bottom, half of the air grooves 1801 are reserved with the driving shaft 10 in a sleeving way, the screw sleeve shaft 18 can be driven to downwards press the movable air block 17 when the driving shaft 10 is rotated so as to further discharge the air from the air outlets 501 at the bottom of the extension shaft 5, then the movable air block 17 is lifted up under the action of the reset spring 22 to ensure that the air is filled between the two air blocks, and the air grooves 1801 are used for providing ventilation, so that the screw sleeve shaft 18 can be driven to rotate to realize the effect of sliding up and down.

Wherein, forward and backward rotation motor 9 forward rotates drive shaft 10 and reverse rotation drive change cover 4 rotation, second ratchet 21 restriction changes cover 4 forward rotation, drive the rotation of drive shaft 10 and change the rotation of cover 4 through forward and backward rotation motor 9, and guaranteed can not drive change cover 4 rotation and only can increase the oxygen content of bottom water through movable ventilation block 17 downwardly pressing air when forward rotation, it can lift the water with the abundant contact of air to drive the rotation of cover 4 when reversing and guaranteed impeller 6 together, and still can move down when rotating and play better water-throwing effect, second ratchet 21 plays spacing effect simultaneously, avoid taking place the exhaust effect that slightly forward rotation influences elongation axle 5 because the effect of friction force drives change cover 4.

The air inlet speed of the first one-way valve 19 is greater than that of the second one-way valve 20, the air inlet pressure of the first one-way valve 19 is greater than that of the second one-way valve 20, the elastic force of the return spring 22 is greater than the vertical spiral resistance between the threaded sleeve shaft 18 and the inside of the elongated shaft 5, the air in the air cavity 401 is supplemented into the inner cavity of the elongated shaft 5 through the second one-way valve 20 after the elongated shaft 5 discharges air downwards, then the air cavity 401 is supplemented with air through the first one-way valve 19, the air is supplemented into the elongated shaft 5, and meanwhile, the movable ventilation block 17 is jacked up under the action of the return spring 22 and drives the threaded sleeve shaft 18 to ascend together, so that the normal rotation operation after convenience is realized.

The working principle is that the forward and backward rotation motor 9 is started to work, the driving shaft 10 is driven to rotate forward firstly, the driving shaft 10 drives the thread sleeve shaft 18 to rotate, the thread sleeve shaft 18 moves downwards along the inner ring of the extension shaft 5, the movable ventilation block 17 is driven to downwards press air so that the air is extruded to the bottommost part through the fixed ventilation block 16, and finally the air is discharged to the deep water of the fish pond from the air outlet 501 to be fully contacted, the air in the air cavity 401 is supplemented by the second one-way valve 20 when the air in the extension shaft 5 is extruded downwards, the air in the air cavity 401 is reduced so that the piston 13 rises upwards to a certain height, the impeller 6 is also driven to rise to a certain height by the connecting ring sleeve 12, the forward and backward rotation motor 9 stops rotating when the rotation is to the maximum position, namely the thread sleeve shaft 18 is not moving downwards, then, under the action of the return spring 22, the movable ventilation block 17 is pushed upwards, the threaded sleeve shaft 18 is turned back along the original path, after a period of time, when the threaded sleeve shaft 18 rises to the highest position and the negative pressure triggering the air inlet of the first one-way valve 19 is reached in the air cavity 401, the forward and reverse rotation motor 9 starts to start reversing, the rotating sleeve 4 is driven to rotate through the first ratchet wheel 11 during reversing, the rotating sleeve 4 drives the impeller 6 to rotate through the connecting ring sleeve 12 movably sleeved in the inner part, and meanwhile, the air is continuously filled in the air cavity 401 to enable the connecting ring sleeve 12 to move downwards, and at the moment, the impeller 6 rotates and moves downwards, so that the rotation under the water area at the top is realized, the better water throwing effect is achieved, and the oxygenation effect is improved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an impeller formula aerator for pond, includes drive box (1), its characterized in that: the utility model discloses a motor, including driving case (1), fixed ring piece (2) that the top of driving case (1) was seted up, fixed ring piece (2) that the bottom fixed mounting of driving case (1) had, evenly fixedly connected with floater (3) in the outside of fixed ring piece (2), driving case (1) inside fixed mounting has just reversing motor (9), the inside movable mounting of driving case (1) bottom has change cover (4), change between cover (4) and driving case (1) inner chamber and have fixed mounting mechanical seal (8), change the middle part fixed mounting of cover (4) have extension axle (5), the bottom outer lane of extension axle (5) is spherically and has seted up gas outlet (501) at its surface, the middle part outer lane activity of extension axle (5) cup joints impeller (6), the top inner circle fixedly connected with cup joints between change cover (4) and extension axle (5) and connect ring cover (12), be located between impeller (6) top and change cover (4) bottom surface and be located and change ring cover (12) position fixedly connected with bellows motor (7), the bottom of extension axle (5) is connected with extension axle (16) bottom fixed connection to the extension axle (5), the middle part movable mounting of extension axle (5) inner chamber has movable vent block (17), the top fixedly connected with of movable vent block (17) with extension axle (5) inner wall engaged screw thread sleeve axle (18), ventilation slot (1801) are seted up at the middle part of screw thread sleeve axle (18) and the bottom of drive shaft (10) cup joints in ventilation slot (1801) is inside just, the top outer lane fixed mounting of drive shaft (10) has first ratchet (11), the top inner circle movable mounting of change cover (4) has pawl (15) with first ratchet (11) complex, change cover (4) and fixed ring piece (2) cup joint department outer lane fixed mounting have with fixed ring piece (2) inside complex second ratchet (21), air cavity (401) have been seted up to the inside of change cover (4), the inside movable piston (13) of cup jointing bottom and connecting ring cover (12) fixed connection of change cover (4) bottom inner circle has spacing groove (402) with connecting ring cover (12), change cover (4) bottom inner circle movable mounting has with first ratchet (21), change cover (4) cup joints department outer lane fixed mounting has one-way valve (19) top wall (6), the utility model discloses a high-speed air pump for the automobile, including extension axle (5) and fixed air vent (16) and movable air vent (17), the top lateral wall fixed mounting of extension axle (5) has second check valve (20) of intercommunication air cavity (401), fixedly connected with reset spring (22) between fixed air vent (16) and movable air vent (17), positive and negative rotation motor (9) are rotated drive shaft (10) and are rotated cover (4) in the reverse rotation drive, second ratchet (21) restriction is rotated cover (4) forward rotation, gas outlet (501) all distributes in the lower half of spheroid and adopts the check valve structure to handle inside, fixed air vent (16) and movable air vent (17) can only supply gas to pass through from the top to the bottom, half of air vent (1801) cup joints with drive shaft (10) and reserves out, the air intake velocity of first check valve (19) is greater than second check valve (20), the air intake pressure of first check valve (19) is greater than second check valve (20), the elasticity of reset spring (22) is greater than the vertical helical resistance between screw thread cover axle (18) and the extension axle (5) inside.