CN220654477U

CN220654477U - Impeller aerator

Info

Publication number: CN220654477U
Application number: CN202321979756.6U
Authority: CN
Inventors: 陶齐雄; 林叙彬; 邱锦辉; 黄志生; 梁洪国; 陶丽; 龙秀玲; 李桂生
Original assignee: Guangdong Henggang Intelligent Equipment Technology Co ltd
Current assignee: Guangdong Henggang Intelligent Equipment Technology Co ltd
Priority date: 2023-07-26
Filing date: 2023-07-26
Publication date: 2024-03-26
Anticipated expiration: 2033-07-26

Abstract

The utility model discloses an impeller aerator, which comprises a fixing mechanism and a rotating mechanism, wherein the fixing mechanism comprises a mounting frame, a motor arranged on the mounting frame and a suspension assembly connected with the mounting frame; the rotating mechanism comprises a planetary gear reduction box and an impeller, the planetary gear reduction box comprises a shell, a planet carrier arranged in the shell and a main shaft rotationally connected with the planet carrier, the planet carrier is fixedly connected with the mounting frame, the main shaft is connected with an output shaft of the motor, the main shaft drives the shell to rotate through a gear set, and the impeller is fixedly connected with the bottom of the shell. The reduction gearbox adopts a planetary gear reduction gearbox and has the advantages of small volume, light weight, high efficiency, small vibration, low noise, good sealing performance and the like. The shell of the planetary gear reduction box and the impeller synchronously rotate, so that the rotation inertia and the rotation kinetic energy of the impeller are increased, the water surface is enabled to excite larger water leaps and wave flowers, and the optimal emergency oxygenation effect is achieved. Therefore, the defects of high power consumption and high working noise of the aerator adopting the traditional reduction gearbox are overcome.

Description

Impeller aerator

Technical Field

The utility model relates to the field of oxygen-increasing machines, in particular to an impeller-type oxygen-increasing machine.

Background

The working principle of the impeller aerator is that an impeller immersed in water is driven by a motor to rotate, so that oxygen in air is rapidly supplemented into an anoxic aquaculture water body, and the dissolved oxygen in water is increased. The speed reducing box of the aerator in the prior art is a heavy cast iron box body, the motor and the supporting rods are all fixed on the shell of the speed reducing box body, each bolt on the speed reducing box body is easy to loosen during working, and the energy consumption is high during working and running; the traditional reduction gearbox adopts an eccentric gear structure, the gear clearance is large, the friction force between gears is large, the gears are easy to wear, the aerator consumes electricity greatly, the noise generated by the operation of the machine is large, and the growth of cultured fishes is influenced; moreover, the lubrication oil in the reduction gearbox is required to be frequently checked and the reduction gearbox oil is required to be replaced, the reduction gearbox oil is easy to deteriorate, the phenomenon that the reduction gearbox oil cannot reach the specified oil level can not be met, the lubrication requirement can not be met, and the sealing gasket of the reduction gearbox body is easy to damage, so that the oil leakage phenomenon is caused.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the impeller aerator, which can reduce the electricity consumption, save the electricity charge, has light total weight, improves the rotating speed of the impeller and achieves better aeration effect.

The technical scheme adopted for solving the technical problems is as follows:

an impeller aerator, comprising:

the fixing mechanism comprises a mounting frame, a motor arranged on the mounting frame and a suspension assembly connected with the mounting frame;

the rotating mechanism comprises a planetary gear reduction box and an impeller, wherein the planetary gear reduction box comprises a shell, a planet carrier arranged in the shell and a main shaft rotationally connected with the planet carrier, the planet carrier is fixedly connected with the mounting frame, the main shaft is connected with an output shaft of the motor, the main shaft drives the shell to rotate through a gear set, and the impeller is fixedly connected with the bottom of the shell.

The impeller type aerator provided by the embodiment of the utility model has at least the following beneficial effects: the reduction gearbox adopts a planetary gear reduction gearbox and has the advantages of small volume, light weight, high efficiency, small vibration, low noise, good sealing performance and the like. In addition, the reduction gearbox does not need to be added with lubricating oil of the reduction gearbox, so that daily maintenance for replacing gear oil is omitted, and oil pollution on the culture water surface is reduced. The shell of the planetary gear reduction box and the impeller synchronously rotate, so that the rotation inertia and the rotation kinetic energy of the impeller are increased, the water surface is enabled to excite larger water leaps and wave flowers, and the optimal emergency oxygenation effect is achieved. Therefore, the defects of high power consumption and high working noise of the aerator adopting the traditional reduction gearbox are overcome.

According to some embodiments of the utility model, the gear set comprises a sun gear arranged on the main shaft, a planetary gear rotatably arranged on the planetary carrier, the inner side wall of the housing is provided with inner teeth, the sun gear is meshed with the planetary gear, and the planetary gear is meshed with the inner teeth.

The beneficial effects are that: the gear set is arranged in such a way, and the sun wheel and the planet wheel can be driven to rotate through the rotation of the main shaft, so that the shell is driven to rotate.

According to some embodiments of the utility model, the planet wheels are provided with 3, and the 3 planet wheels are uniformly arranged along the circumferential direction of the planet carrier.

The beneficial effects are that: the 3 planet gears are arranged in this way, so that the shell can be stably driven to rotate.

According to some embodiments of the utility model, the planet carrier comprises an upper carrier, a lower carrier, a planet axle connecting the upper carrier and the lower carrier, the planet axle being for mounting the planet wheels.

The beneficial effects are that: the planet carrier is favorable for installing the planet gears, and is convenient to maintain.

According to some embodiments of the utility model, a bearing is provided between the housing and the planet carrier.

The beneficial effects are that: and a bearing is arranged between the shell and the planet carrier to ensure that the shell rotates smoothly, thereby being beneficial to the work of the planetary gear reduction box.

According to some embodiments of the utility model, the spindle is coupled to an output shaft of the motor via a coupling.

The beneficial effects are that: the spindle is connected with the output shaft of the motor through the coupling, so that the assembly and disassembly are facilitated, and the maintenance is convenient.

According to some embodiments of the utility model, the mounting frame comprises a disc part and a convex part uniformly arranged on the circumference of the disc part, wherein the disc part is used for mounting the motor and the planet carrier, and the convex part is used for connecting a suspension assembly.

The beneficial effects are that: the suspension assembly is balanced in stress on the mounting frame by the arrangement, and the motor is ensured to be stabilized above the water surface.

According to some embodiments of the utility model, the suspension assembly comprises a suspension ball, a support rod connecting the suspension ball and the protrusion.

The beneficial effects are that: the suspension assembly is reliable in structure, convenient to assemble and disassemble and good in buoyancy.

According to some embodiments of the utility model, the housing comprises an upper end cap, a mounting ring, and a lower end cap, the upper end cap, the mounting ring, and the lower end cap being connected by bolts.

The beneficial effects are that: the housing is thus provided to facilitate assembly of the planetary reduction gearbox.

According to some embodiments of the utility model, the housing and the gear set are made of 20Cr alloy material.

The beneficial effects are that: the 20Cr alloy material is adopted, so that the weight of the planetary gear reduction box is reduced, the gear set has high-hardness and high-precision tooth surfaces, and the service life of the planetary gear reduction box is greatly prolonged.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic diagram of an embodiment of the present utility model;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is an internal schematic view of the planetary gear reduction box of FIG. 1;

FIG. 4 is a schematic diagram of the installation of the gear set of FIG. 3.

Reference numerals: the suspension assembly comprises a mounting frame 100, a motor 110, a suspension assembly 120, a planetary gear reduction box 130, an impeller 140, a housing 150, a planet carrier 160, a main shaft 170, a sun gear 180, planet gears 190, inner teeth 200, an upper carrier 210, a lower carrier 220, a planet shaft 230, a bearing 240, a coupling 250, a disc part 260, a convex part 270, a suspension ball 280, a support rod 290, an upper end cover 300, a lower end cover 310, bolts 320 and a mounting ring 330.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

An impeller aerator is described in detail below with reference to fig. 1-4 in one particular embodiment. It is to be understood that the following description is exemplary only and is not intended to limit the utility model in any way.

As shown in fig. 1-3, an impeller aerator, comprising: a fixing mechanism and a rotating mechanism.

The fixing mechanism comprises a mounting frame 100, a motor 110 arranged on the mounting frame 100 and a suspension assembly 120 connected with the mounting frame 100; the rotating mechanism comprises a planetary gear reduction box 130 and an impeller 140, wherein the planetary gear reduction box 130 comprises a shell 150, a planet carrier 160 arranged in the shell 150 and a main shaft 170 rotationally connected with the planet carrier 160, the planet carrier 160 is fixedly connected with the mounting frame 100, the main shaft 170 is connected with an output shaft of the motor 110, the main shaft 170 drives the shell 150 to rotate through a gear set, and the impeller 140 is fixedly connected with the bottom of the shell 150. The reduction gearbox adopts the planetary gear reduction gearbox 130, and has the advantages of small volume, light weight, high efficiency, small vibration, low noise, good sealing performance and the like. In addition, the reduction gearbox does not need to be added with lubricating oil of the reduction gearbox, so that daily maintenance for replacing gear oil is omitted, and oil pollution on the culture water surface is reduced. The outer shell 150 of the planetary gear reduction box 130 and the impeller 140 rotate synchronously, so that the rotation inertia and the rotation kinetic energy of the impeller 140 are increased, and the water surface is enabled to excite larger water leaps and spray, so that the optimal emergency oxygenation effect is achieved. Therefore, the defects of high power consumption and high working noise of the aerator adopting the traditional reduction gearbox are overcome.

As shown in fig. 3 and 4, the gear set includes a sun gear 180 provided on the main shaft 170, and planetary gears 190 rotatably provided on the carrier 160, inner teeth 200 are provided on an inner side wall of the housing 150, the sun gear 180 is engaged with the planetary gears 190, and the planetary gears 190 are engaged with the inner teeth 200. The gear set is configured such that rotation of the main shaft 170 rotates the sun gear 180 and the planet gears 190, which in turn rotates the housing 150.

Specifically, the planetary gears 190 are provided with 3, and the 3 planetary gears 190 are uniformly arranged in the circumferential direction of the carrier 160. Thus, 3 planetary gears 190 are arranged, so that the housing 150 can be stably driven to rotate.

As shown in fig. 3, the planet carrier 160 includes an upper carrier 210, a lower carrier 220, and a planet axle 230 connecting the upper carrier 210 and the lower carrier 220, the planet axle 230 for mounting the planet gears 190. The planet carrier 160 is arranged in this way to facilitate the installation of the planet wheels 190 and to facilitate maintenance.

A bearing 240 is provided between the housing 150 and the carrier 160. The arrangement of the bearing 240 between the housing 150 and the planet carrier 160 ensures that the housing 150 rotates smoothly, facilitating the operation of the planetary reduction gearbox 130. Further, the main shaft 170 is connected to an output shaft of the motor 110 through a coupling 250. The spindle 170 is connected with the output shaft of the motor 110 through the coupling 250, so that the assembly and disassembly are facilitated, and the maintenance is convenient.

As shown in fig. 2, the mounting frame 100 includes a disk portion 260, and protrusions 270 uniformly provided at the circumference of the disk portion 260, the disk portion 260 being used to mount the motor 110 and the planet carrier 160, the protrusions 270 being used to connect the levitation assembly 120. This arrangement balances the force of the suspension assembly 120 against the mount 100, ensuring that the motor 110 is stable above the water.

As shown in fig. 1 and 2, the levitation assembly 120 includes a levitation ball 280, a support rod 290 connecting the levitation ball 280 and the protrusion 270. The suspension assembly 120 is reliable in structure, convenient to assemble and disassemble and good in buoyancy.

As shown in fig. 3, the housing 150 includes an upper end cap 300, a mounting ring 330, and a lower end cap 310, and the upper end cap 300, the mounting ring 330, and the lower end cap 310 are coupled by bolts 320. The housing 150 is thus provided to facilitate assembly of the planetary reduction box 130.

It should be noted that the housing 150 and the gear set are made of 20Cr alloy material. The adoption of the 20Cr alloy material reduces the weight of the planetary gear reduction box 130, ensures that the gear set has high-hardness and high-precision tooth surfaces, and greatly prolongs the service life of the planetary gear reduction box 130.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. An impeller aerator, comprising:

the fixing mechanism comprises a mounting frame (100), a motor (110) arranged on the mounting frame (100) and a suspension assembly (120) connected with the mounting frame (100);

the rotating mechanism comprises a planetary gear reduction box (130) and an impeller (140), wherein the planetary gear reduction box (130) comprises a shell (150), a planet carrier (160) arranged in the shell (150) and a main shaft (170) rotationally connected with the planet carrier (160), the planet carrier (160) is fixedly connected with the mounting frame (100), the main shaft (170) is connected with an output shaft of the motor (110), the main shaft (170) drives the shell (150) to rotate through a gear set, and the impeller (140) is fixedly connected with the bottom of the shell (150).

2. The impeller aerator according to claim 1, wherein the gear set comprises a sun gear (180) arranged on the main shaft (170), and planetary gears (190) rotatably arranged on the planetary carrier (160), inner teeth (200) are arranged on the inner side wall of the housing (150), the sun gear (180) is meshed with the planetary gears (190), and the planetary gears (190) are meshed with the inner teeth (200).

3. The impeller aerator according to claim 2, wherein the number of planetary gears (190) is 3, and the number of 3 planetary gears (190) is uniformly arranged along the circumferential direction of the planetary carrier (160).

4. The impeller aerator of claim 2, wherein the planet carrier (160) includes an upper carrier (210), a lower carrier (220), a planet shaft (230) connecting the upper carrier (210) and the lower carrier (220), the planet shaft (230) being configured to mount the planet wheels (190).

5. The impeller aerator according to claim 1, characterized in that a bearing (240) is provided between the housing (150) and the planet carrier (160).

6. The impeller aerator of claim 1, wherein the main shaft (170) is connected to the output shaft of the motor (110) via a coupling (250).

7. The impeller aerator according to claim 1, wherein the mounting frame (100) comprises a disc portion (260), and protrusions (270) uniformly arranged on the circumference of the disc portion (260), the disc portion (260) is used for mounting the motor (110) and the planet carrier (160), and the protrusions (270) are used for connecting the suspension assembly (120).

8. The impeller aerator of claim 7, wherein the suspension assembly (120) includes a suspension ball (280), and a support rod (290) connecting the suspension ball (280) and the boss (270).

9. The impeller aerator of claim 1, wherein the housing (150) includes an upper end cap (300), a mounting ring (330), and a lower end cap (310), and wherein the upper end cap (300), the mounting ring (330), and the lower end cap (310) are connected by bolts (320).

10. The impeller aerator of claim 1, wherein the housing (150) and the gear set are formed from a 20Cr alloy material.