CN219352798U - Aerator for freshwater aquaculture - Google Patents

Abstract

The utility model discloses an aerator for freshwater aquaculture, which comprises a shell, wherein a floating head is fixedly arranged above the shell, a driving motor is arranged in the shell, one end of the driving motor is movably connected with a transmission rod, one side of the transmission rod is penetrated by a fixing bolt, and one end of the fixing bolt is movably connected with a water-avoiding disc; this aerator that freshwater aquaculture used, through fixing bolt, keep away water tray, flexible cover, telescopic link and chassis's setting, when using the device to carry out freshwater oxygenation, keep away the water tray and can block the splash that comes from the impeller excitation for driving motor, thereby avoid driving motor because splash produces the phenomenon of making damp, moreover because the freshwater aquaculture place of different degree of depth, the rotten water degree of depth of bottom is different, the impeller only stirs at the freshwater surface, can't drive the rotten water of bottom and accomplish oxygenation work, can freely adjust through flexible cover and telescopic link and drive the chassis and descend, let the impeller reach suitable degree of depth.

Description

Aerator for freshwater aquaculture

Technical Field

The utility model relates to the technical field related to freshwater aquaculture, in particular to an aerator for freshwater aquaculture.

Background

Freshwater aquaculture refers to the production of fish, shrimp, crab, shellfish and the like and aquatic economic plants which are fed and bred by utilizing brackish water in ponds, reservoirs, lakes, rivers and other inland water areas, and is an important component part of inland aquaculture, the bred object is mainly fish, the bred shrimps are macrobrachium rosenbergii, large shrimps and the like, the bred crabs are mainly river crabs, and the Chinese freshwater aquaculture fish mainly comprises: the oxygen-increasing machine is a machine commonly applied to fishery breeding industry, and has the main effects of increasing the oxygen content in water to ensure that fishes in water cannot be anoxic, and simultaneously can inhibit the growth of anaerobic bacteria in water and prevent the degradation of pond water from threatening the living environment of the fishes.

In the prior art of Chinese patent publication No. CN213281183U, an aerator comprises a blasting mechanism and a floating body, wherein the blasting mechanism comprises a plurality of chambers which are detachably connected along the front and rear directions, the front wall and the rear wall of each chamber are provided with openings which are communicated with each other, the floating body is a hollow sphere and fixedly connected with the blasting mechanism, the number of the floating bodies is three, the floating bodies are uniformly distributed around the blasting mechanism, the floating body is fixedly connected with an anchor point through a pull rope, an impeller is arranged in each chamber, an impeller wheel shaft in the rear end chamber is fixedly connected with a rotating shaft of a motor, two impeller wheel shafts in adjacent chambers are detachably connected, and each chamber is provided with a drainage channel which guides airflow thrown out when the impeller rotates to the opening of the rear wall, so that the novel aerator has the beneficial effects that: the corroded cavity can be replaced in a targeted manner, so that the maintenance cost is reduced, and the cavity can be flexibly modified according to actual conditions, so that different wind pressure and wind speed requirements are met, and the application range is wider; however, in the use process of the aerator, as the driving motor drives the impeller to rotate so as to excite water spray and oxygen in the air to neutralize and complete the aeration work, the water spray excited by the rapid rotation of the impeller can influence the normal work of the motor, and if the rotating depth of the impeller is shallower, the bottom water corrosion cannot be excited to delay the aeration work of freshwater aquaculture, so that the aerator for freshwater aquaculture needs to be provided.

Disclosure of Invention

The utility model aims to provide an aerator for freshwater aquaculture, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an aerator for freshwater aquaculture, includes the casing, the top fixed mounting of casing has the floating head, the inside of casing is provided with driving motor, driving motor's one end swing joint has the transfer line, one side of transfer line runs through there is fixing bolt, fixing bolt's one end swing joint has the water repellent dish, the bottom fixed mounting of water repellent dish has the flexible cover, the inside swing joint of flexible cover has the telescopic link, one side fixed mounting of casing has the movable sleeve, the inside swing joint of movable sleeve has the connecting rod, the one end fixed mounting of connecting rod has the fixed block.

Preferably, the water-avoiding disc is in threaded connection with the transmission rod through a fixing bolt, and the fixing bolt is symmetrically arranged on the central axis of the water-avoiding disc.

Preferably, a chassis is fixedly arranged at one end of the telescopic rod, a movable bolt penetrates through one side of the chassis, and an impeller is movably connected to one end of the movable bolt.

Preferably, the impellers are in threaded connection with the chassis through movable bolts, and the impellers are distributed on the chassis at equal intervals.

Preferably, a thread groove is formed in the bottom surface of the fixing block, a threaded rod is movably connected in the thread groove, and a floating ball is fixedly installed at one end of the threaded rod.

Preferably, the floating ball is movably connected with the fixed block through a threaded rod, and the center line of the thread groove is matched with the center line of the threaded rod.

Preferably, a hanging ring is fixedly arranged at the bottom of the floating ball, a hook is movably connected to one side of the hanging ring, and a positioning block is fixedly arranged at one end of the hook.

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

1. according to the aerator for freshwater aquaculture, through the arrangement of the fixing bolts, the water-avoiding disc, the telescopic sleeves, the telescopic rods and the chassis, when the device is used for freshwater oxygenation, the water-avoiding disc can block splash from the impeller for the driving motor, so that the phenomenon that the driving motor generates damp because of splash is avoided, moreover, as freshwater aquaculture places with different depths, the bottom humic water depths are different, the impeller can not drive the bottom humic water to finish oxygenation when being stirred on the freshwater surface, the chassis can be driven to descend through the telescopic sleeves and the telescopic rods, the impeller can reach proper depth, and the bottom humic water is excited in the deep water to finish freshwater aquaculture oxygenation;

2. according to the aerator for freshwater aquaculture, through the arrangement of the movable sleeve, the connecting rod, the floating ball, the hanging ring, the hanging hook and the positioning block, when the device is used for freshwater oxygenation, the driving motor drives the impeller to rotate, so that the problem that a worker needs to repeatedly adjust the device because the impeller rotates to deviate from the current oxygenation position is solved, the positioning block is hung below the floating ball, the stability of the whole device in water is enhanced by means of gravity, the situation that the device plays a role in positioning in water along with wave and current is avoided, the impeller rotates to deviate from the current oxygenation position is avoided, and the length of the movable sleeve and the connecting rod is adjusted, so that the floating ball can be assisted to strengthen the stability of the device in water;

3. the utility model provides an aerator that freshwater aquaculture used, through chassis, movable bolt, impeller, fixed block, thread groove and threaded rod's setting, after using the device to carry out freshwater oxygenation a period, can change or maintain through movable bolt free disassembly impeller if breaking down, thread groove and threaded rod overall structure are succinct, also make things convenient for the maintenance personal to dismantle the floater and change and maintain, the cooperation is used like this and is let the device break down if need not whole change, can maintain or change the part that corresponds the trouble as required and can save cost of maintenance.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of a driving rod according to the present utility model;

FIG. 3 is a schematic view of the chassis of the present utility model;

FIG. 4 is a schematic structural view of a floating ball according to the present utility model;

fig. 5 is a schematic structural view of the positioning block according to the present utility model.

In the figure: 1. a housing; 2. a floating head; 3. a driving motor; 4. a transmission rod; 5. a fixing bolt; 6. a water-repellent tray; 7. a telescopic sleeve; 8. a telescopic rod; 9. a chassis; 10. a movable bolt; 11. an impeller; 12. a movable sleeve; 13. a connecting rod; 14. a fixed block; 15. a thread groove; 16. a threaded rod; 17. a floating ball; 18. hanging rings; 19. a hook; 20. and (5) positioning blocks.

Detailed Description

The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present utility model provides the following technical solutions: the utility model provides an aerator for freshwater aquaculture, which comprises a housin 1, the top fixed mounting of casing 1 has the floating head 2, the inside of casing 1 is provided with driving motor 3, driving motor 3's one end swing joint has transfer line 4, one side of transfer line 4 runs through there is fixing bolt 5, fixing bolt 5's one end swing joint has the water-repellent dish 6, the bottom fixed mounting of water-repellent dish 6 has flexible cover 7, flexible cover 7's inside swing joint has telescopic link 8, one side fixed mounting of casing 1 has movable cover 12, movable cover 12's inside swing joint has connecting rod 13, connecting rod 13's one end fixed mounting has fixed block 14.

In this embodiment, the water-avoiding disc 6 is in threaded connection with the driving rod 4 through the fixing bolt 5, the fixing bolt 5 is symmetrically arranged with the central axis of the water-avoiding disc 6, and when the impeller 11 excites water spray, the water spray is effectively prevented from splashing from the driving rod 4 to the driving motor 3 to cause short circuit.

In this embodiment, a chassis 9 is fixedly installed at one end of a telescopic rod 8, a movable bolt 10 penetrates through one side of the chassis 9, an impeller 11 is movably connected to one end of the movable bolt 10, the chassis 9 is driven to descend through free adjustment of a telescopic sleeve 7 and the telescopic rod 8, the impeller 11 reaches a proper depth, and the bottom putrescence water is excited in the deep water to complete fresh water culture oxygenation.

In this embodiment, the impeller 11 is in threaded connection with the chassis 9 through the movable bolt 10, the impellers 11 are distributed on the chassis 9 at equal intervals, and when the impeller 11 fails in long-term use, the impeller 11 can be freely detached through the movable bolt 10 for replacement or maintenance.

In this embodiment, the bottom surface of the fixed block 14 is provided with a thread groove 15, the inside of the thread groove 15 is movably connected with a threaded rod 16, one end of the threaded rod 16 is fixedly provided with a floating ball 17, and the floating ball 17 provides buoyancy for the device on the water surface, so that the problem that the driving motor 3 on the device directly falls into the water is avoided.

In this embodiment, the floating ball 17 is movably connected with the fixed block 14 through the threaded rod 16, the center line of the threaded groove 15 is matched with the center line of the threaded rod 16, the whole structure of the threaded groove 15 and the threaded rod 16 is simple, and the floating ball 17 is convenient for maintenance personnel to detach for replacement and maintenance.

In this embodiment, the bottom of the floating ball 17 is fixedly provided with the hanging ring 18, one side of the hanging ring 18 is movably connected with the hanging hook 19, one end of the hanging hook 19 is fixedly provided with the positioning block 20, the positioning block 20 is hung below the floating ball 17, the stability of the whole device in water is enhanced by gravity, and the situation that the device is positioned in water under the condition of wave-by-wave flow is avoided.

Working principle: firstly, an external power supply is connected, the length of a chassis 9 is adjusted according to the fresh water position and depth to be oxygenated through a telescopic sleeve 7 and a telescopic rod 8, then a positioning block 20 is hung on a hanging ring 18 through a hanging hook 19, then the length of a movable sleeve 12 and a connecting rod 13 are adjusted, after preparation work is completed, the device is placed on the water surface to be oxygenated, the whole gravity of a floating ball 17 is reinforced by the positioning block 20, the situation that the device generates a random progressive flow in the working process is avoided, then a switch of a driving motor 3 is turned on, the driving motor 3 drives an impeller 11 to rotate to lift water bloom through a transmission rod 4, the water bloom splashes into the mid-air from two sides of the water-repellent disc 6, the water bloom falls into water again in the mid-air and after oxygenation work on fresh water is completed, so that repeated movement is continuously performed on the fresh water, when the water bloom is stirred up by the impeller 11, the problem that the water bloom splashes onto the driving motor 3 from the transmission rod 4 is effectively solved, finally, after the whole fresh water oxygenation work is completed according to the operation, a switch of the driving motor 3 is turned off, the device can be turned off, and the external power supply can be driven for a long term without using the device, wherein the external power supply can be used for driving 3: YE2-132S-4, thus completing the use process of the aerator for freshwater aquaculture.

Although embodiments of the present utility model 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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides an aerator for freshwater aquaculture, includes casing (1), its characterized in that: the utility model discloses a water-proof device for the water-proof device, including casing (1), driving motor (3), fixing bolt (5), telescopic cover (7)'s inside swing joint has telescopic link (8), one side fixed mounting of casing (1) has movable sleeve (12), movable sleeve (12)'s inside swing joint has connecting rod (13), connecting rod (13)'s one end fixed mounting has fixed block (14).

2. The aerator for freshwater aquaculture according to claim 1, wherein the water-avoiding disc (6) is in threaded connection with the transmission rod (4) through a fixing bolt (5), and the fixing bolt (5) is symmetrically arranged with the central axis of the water-avoiding disc (6).

3. The aerator for freshwater aquaculture according to claim 1, wherein one end of the telescopic rod (8) is fixedly provided with a chassis (9), one side of the chassis (9) is penetrated by a movable bolt (10), and one end of the movable bolt (10) is movably connected with an impeller (11).

4. An aerator for freshwater aquaculture according to claim 3, wherein the impellers (11) are in threaded connection with the chassis (9) by means of movable bolts (10), and the impellers (11) are distributed on the chassis (9) at equal intervals.

5. The aerator for freshwater aquaculture according to claim 1, wherein a thread groove (15) is formed on the bottom surface of the fixed block (14), a threaded rod (16) is movably connected inside the thread groove (15), and a floating ball (17) is fixedly arranged at one end of the threaded rod (16).

6. The aerator for freshwater aquaculture according to claim 5, wherein the floating ball (17) is movably connected with the fixed block (14) through a threaded rod (16), and the center line of the threaded groove (15) is matched with the center line of the threaded rod (16).

7. The aerator for freshwater aquaculture according to claim 5, wherein a hanging ring (18) is fixedly arranged at the bottom of the floating ball (17), one side of the hanging ring (18) is movably connected with a hook (19), and one end of the hook (19) is fixedly provided with a positioning block (20).