CN220987237U

CN220987237U - Waterwheel type aerator

Info

Publication number: CN220987237U
Application number: CN202322672273.8U
Authority: CN
Inventors: 颜建文
Original assignee: Zhejiang Maiji Permanent Magnet Motor Technology Co ltd
Current assignee: Zhejiang Maiji Permanent Magnet Motor Technology Co ltd
Priority date: 2023-10-07
Filing date: 2023-10-07
Publication date: 2024-05-24
Anticipated expiration: 2033-10-07

Abstract

The utility model discloses a waterwheel type aerator, which comprises a pontoon and a bracket, wherein a driving device and a rotating shaft are arranged on the bracket, the driving device drives the rotating shaft to rotate, an impeller is connected onto the rotating shaft, the driving device comprises a motor inner core and a shell, the shell comprises a middle annular shell and end covers at two ends, the two end surfaces of the annular shell are arranged in a penetrating manner and are sealed by the end covers, the end covers are detachably connected with the annular shell, a through hole for the output shaft of the motor inner core to penetrate is formed in the center of the end cover, the output shaft is connected with the rotating shaft, the bottom of the end cover is fixed with the bracket, the shell comprises the middle annular shell and the end covers at the two ends, the end covers can directly support the output shaft while well sealing and waterproofing the inner motor inner core, and are directly fixed with the bracket by the aid of the end covers, the structure is effectively simplified, and the end covers are only required to be connected with or detached from the bracket during installation and detachment, and the operation is simpler and more convenient.

Description

Waterwheel type aerator

Technical Field

The utility model relates to the field of aerator, in particular to a waterwheel aerator.

Background

An aerator is a machine commonly used in fishery. The main function of the water-based oxygen-free fish tank is to increase the oxygen content in water so as to ensure that fish in the water cannot be anoxic, and simultaneously inhibit the growth of anaerobic bacteria in the water, thereby preventing the deterioration of pool water and threatening the living environment of fish.

For example, chinese patent publication No. CN109193996B discloses a driving device and a waterwheel aerator, where the driving device uses a shaft sleeve as an external and internal support, and the outer rotor drives a rotating shaft in the shaft sleeve to rotate, so that the bidirectional synchronous transmission is realized while the excellent concentricity is maintained, and the sealing effect is excellent; the waterwheel aerator adopts a double-vertical-frame multipoint supporting mode, so that the radial, angular and axial deviations of the measuring shaft piece are absorbed while the output stability of the driving device is well maintained, and the installation deviation is greatly overcome by being matched with the flexible shaft coupler, the running stability of the impeller is maintained, the aeration efficiency is improved, and the service life is prolonged.

But the shell of its drive arrangement adopts the shell that vertical lid was closed, still needs to set up the grudging post of support axle sleeve and pivot in both sides moreover, still needs to pass the grudging post with the pivot during the installation, has the condition that the structure is complicated and the installation is inconvenient, needs to be further improved.

Disclosure of utility model

In order to further simplify the structure and facilitate installation, the application provides a waterwheel aerator.

The application provides a waterwheel aerator, which adopts the following technical scheme:

The utility model provides a waterwheel formula oxygen-increasing machine, includes pontoon and support, be provided with drive arrangement and pivot on the support, drive arrangement orders about the pivot and rotates, be connected with the impeller in the pivot, drive arrangement includes motor inner core and shell, the shell includes the ring shell at middle part and the end cover at both ends, ring shell both ends face runs through the setting and is sealed by the end cover, the end cover can be dismantled with the ring shell and be connected, the through-hole that the output shaft that supplies the motor inner core passed has been seted up at the center of end cover, the output shaft is connected with the pivot, the bottom and the support of end cover are fixed.

Optionally, the one side that the ring shell was kept away from to the end cover corresponds the through-hole edge and is protruding to be equipped with the bulge loop, install the bearing of adaptation in the bulge loop, the bearing cup joints in the pivot rather than the cooperation, the one side that the ring shell was kept away from to the end cover is protruding to be equipped with radially to be provided with the bead, bead and end cover and bulge loop an organic whole set up.

Optionally, the bottom symmetry of end cover is provided with the installation stabilizer blade that is used for with the support fixed, the installation stabilizer blade is connected in the bead and sets up rather than an organic whole.

Optionally, the top symmetry of end cover is provided with the installation piece, the top of ring shell is provided with the control box, the control box can be dismantled with the installation piece and be connected, installation piece and bead an organic whole set up.

Optionally, the top wall of the mounting block is higher than the top wall of the annular shell, and a space exists between the control box and the annular shell.

Optionally, a control box electrically connected with the driving device is installed on the support, and the control box is located at one side of the driving device.

Optionally, the middle part of bead is drawn out and is set up and form the inner groovedly.

Optionally, the motor inner core has two output shafts, two the output shaft extends dorsad and wears out the end cover and all passes through the coupling joint with the pivot.

Optionally, a plurality of impellers are arranged at intervals along the axial direction of the rotating shaft, the impellers are provided with blades distributed around the circumference, and the blades are provided with through holes uniformly distributed.

Optionally, the floating pontoons are symmetrically provided with two driving devices, and the driving devices are positioned on the brackets at the middle positions of the two floating pontoons.

In summary, the present application includes at least one of the following beneficial technical effects:

1. The shell comprises a middle annular shell and end covers at two ends, so that the output shaft can be directly supported by the end covers while the inner core of the internal motor is well sealed and waterproof, the structure is effectively simplified by directly fixing the end covers with the support, and the end covers are only required to be connected with or dismantled from the support during installation and disassembly, so that the operation is simpler and more convenient;

2. The arrangement of the convex ring effectively improves the supporting stability of the output shaft, and the supporting force can be transmitted to the mounting support leg at the bottom when the structural strength of the end cover is improved by combining the convex rib, so that the independent stress of the end cover is relieved, and the end cover can be durable for a long time;

3. The control box can be selectively arranged above the shell or on the bracket according to actual needs, so that better applicability is realized;

4. The inner groove is formed in the convex rib, so that the overall weight can be effectively reduced while the material and the cost are saved, and meanwhile, water splash beaten by the outside enters the inner groove to improve the heat dissipation performance of the end cover.

Drawings

Fig. 1 is an overall configuration diagram of embodiment 1 of the present application.

Fig. 2 is a block diagram of a driving device and a control box in embodiment 1 of the present application.

Fig. 3 is an overall structural diagram of embodiment 2 of the present application.

Reference numerals illustrate:

1. A floating vessel; 2. a bracket; 3. a driving device; 4. a support base; 5. a rotating shaft; 6. an impeller; 7. a blade; 8. a through hole; 9. a housing; 10. a ring shell; 11. an end cap; 12. mounting support legs; 13. a through hole; 14. a convex ring; 15. a bearing; 16. a rib; 17. an inner groove; 18. a control box; 19. a mounting block; 20. an output shaft.

Detailed Description

The application is described in further detail below with reference to fig. 1-3.

Example 1

The utility model provides a waterwheel formula aerator, as shown in fig. 1, including pontoon 1 and support 2, pontoon 1 symmetry is provided with two, support 2 both ends erect on two pontoons 1 and rather than fixed, install and be fixed with drive arrangement 3 on support 2, drive arrangement 3 adopts the motor in this embodiment, and the protruding supporting seat 4 that is equipped with in one side that two pontoons 1 kept away from each other, wear to be equipped with pivot 5 on the supporting seat 4, drive arrangement 3 order to drive pivot 5 to rotate, be provided with a plurality of impellers 6 along its axis direction interval on pivot 5, pontoon 1 floats on the surface of water, order to realize through drive arrangement 3 order to drive pivot 5 to rotate in order to realize that impeller 6's constantly rotates and beat the splash, reach the purpose of increasing oxygen in the aquatic, wherein impeller 6 includes a plurality of blades 7 around circumference evenly distributed, evenly distributed's through-holes 8 have all been seted up on each blade 7, through-hole 8 can pass through, effectively reduce the atress when the surface of water of blade 7, reach energy-conservation and to the protection of blade 7, drive arrangement 3 is located the support 2 of two pontoons 1 intermediate positions, make the whole aerator of better balance.

As shown in fig. 1 and 2, the driving device 3 includes a motor inner core and an outer casing 9, wherein the casing 9 includes a ring shell 10 in the middle and end covers 11 at two ends, the ring shell 10 is circular and the two ends penetrate, the end covers 11 are respectively located at two ends of the ring shell 10 and seal the two ends to realize waterproof protection of the motor inner core, the end covers 11 are detachably connected with the side walls of the ring shell 10, the end covers 11 are fixedly connected with the ring shell 10 through bolts, mounting support legs 12 are respectively extended at the bottoms of the end covers 11 at two sides, the mounting support legs 12 are fixedly connected with a bracket 2 through bolts, the driving device 3 can be stably mounted and fixed on the bracket 2 by means of the mounting support legs 12, through holes 13 for the output shafts 20 of the motor inner core to penetrate through the through holes 13 are respectively formed in the centers of the end covers 11 at two sides, the output shafts 20 penetrate through the through holes 13 and are connected with an external rotating shaft 5 through a coupling, in this embodiment, the motor inner core is provided with two output shafts 20 with opposite directions, bearings 15 are mounted at the through holes 13 to realize support of the output shafts 20 and reduce friction resistance, the outer casing 9 is structurally simple, the output shafts are directly supported by the output shafts 11, and the end covers 11 are directly connected with the bracket 11 by means of the support legs and are also directly connected with the bracket 11 by means of fixing support legs.

As shown in fig. 1 and 2, a convex ring 14 protruding outwards is arranged at a position, corresponding to the through hole 13, of the end cover 11, the contact area with the output shaft 20 can be increased by means of the design of the convex ring 14 so as to improve the supporting performance, and convex ribs 16 are arranged on the outer wall of the end cover 11 in a convex manner, the convex ribs 16 are arranged radially along the circumference of the end cover 11, the convex ribs 16 are arranged symmetrically, the integral structural strength of the end cover 11 can be effectively improved, the end cover 11 is more durable and is not easy to deform or damage, the bottom ends of part of the convex ribs 16 on the end cover 11 extend to be connected with the mounting support legs 12, the convex ribs 16 and the end cover 11 are integrally arranged, so that the integrity is better, and the force of the output shaft 20 pressed on the convex ring 14 of the end cover 11 can be well transmitted to the mounting support legs 12 by means of the support frame 2 so as to achieve better supporting stability; in addition, the surface of the convex rib 16 is provided with an inner concave groove 17, the arrangement of the inner concave groove 17 can reduce production materials, cost and weight, and water spray beaten up in use can enter the inner concave groove 17 to improve the cooling effect on the driving device 3.

As shown in fig. 1 and 2, a control box 18 electrically connected with the driving device 3 is arranged above the driving device 3, the control box 18 is used for controlling the driving device 3, mounting blocks 19 for mounting and fixing the driving device 3 are extended from the top of the end cover 11, the mounting blocks 19 are symmetrically arranged and are also connected with the convex edges 16 to form a whole, the control box 18 and the mounting blocks 19 are fixedly connected through bolts to realize disassembly, the top wall of the mounting blocks 19 is higher than the top wall of the annular shell 10, and then after the control box 18 is mounted, a space exists between the control box 18 and the annular shell 10, so that the driving device 3 and the control box 18 are in a separated state, heat during working is not easy to transfer mutually, and meanwhile, water spray can enter between the two to improve the cooling effect.

Example 2

As shown in FIG. 3, the difference between the waterwheel aerator and the embodiment 1 is mainly that the installation positions of the control boxes 18 are different, in this embodiment, the control boxes 18 are installed on the support 2 between two floating boats 1, the control boxes 18 are adjacently arranged with the driving device 3, the control boxes 18 are installed and fixed with the support 2 by bolts, so that the control boxes 18 can not shade the upper part of the driving device 3, namely, the waterwheel beaten up during the actual use of the aerator can directly fall on the upper parts of the driving device 3 and the control boxes 18 to realize more comprehensive and direct cooling, and the control boxes 18 are distributed in such a way to effectively reduce the overall height of the aerator, thereby achieving the purposes of reducing the volume and realizing more reasonable space utilization.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims

1. The utility model provides a waterwheel formula aerator, includes pontoon (1) and support (2), be provided with drive arrangement (3) and pivot (5) on support (2), drive arrangement (3) drive pivot (5) rotate, be connected with impeller (6) on pivot (5), its characterized in that: the driving device (3) comprises a motor inner core and a shell (9), wherein the shell (9) comprises a ring shell (10) in the middle and end covers (11) at two ends, two end faces of the ring shell (10) penetrate through the ring shell and are sealed by the end covers (11), the end covers (11) are detachably connected with the ring shell (10), a through hole (13) for an output shaft (20) of the motor inner core to penetrate through is formed in the center of the end covers (11), the output shaft (20) is connected with a rotating shaft (5), and the bottom of the end covers (11) is fixed with a support (2).

2. The waterwheel aerator of claim 1, wherein: one side of the end cover (11) away from the annular shell (10) is provided with a convex ring (14) in a convex mode corresponding to the edge of the through hole (13), an adaptive bearing (15) is installed in the convex ring (14), the bearing (15) is sleeved on the rotating shaft (5) to be matched with the rotating shaft, one side of the end cover (11) away from the annular shell (10) is provided with a convex rib (16) in a convex mode, and the convex rib (16) is integrally arranged with the end cover (11) and the convex ring (14).

3. The waterwheel aerator according to claim 2, wherein: the bottom of end cover (11) symmetry is provided with and is used for with support (2) fixed installation stabilizer blade (12), installation stabilizer blade (12) are connected in bead (16) and set up with it an organic whole.

4. The waterwheel aerator according to claim 2, wherein: the top symmetry of end cover (11) is provided with installation piece (19), the top of ring shell (10) is provided with control box (18), control box (18) are connected with installation piece (19) can be dismantled, installation piece (19) and bead (16) an organic whole set up.

5. The waterwheel aerator of claim 4, wherein: the top wall of the mounting block (19) is higher than the top wall of the annular shell (10), and a space exists between the control box (18) and the annular shell (10).

6. The waterwheel aerator according to claim 2, wherein: the support (2) is provided with a control box (18) electrically connected with the driving device (3), and the control box (18) is positioned on one side of the driving device (3).

7. The waterwheel aerator according to claim 2, wherein: the middle part of the convex rib (16) is hollowed out to form an inner groove (17).

8. The waterwheel aerator according to claim 2, wherein: the motor inner core is provided with two output shafts (20), and the two output shafts (20) extend back to the outside and penetrate out of the end cover (11) to be connected with the rotating shaft (5) through a coupler.

9. The waterwheel aerator of claim 1, wherein: the impeller (6) is provided with a plurality of blades (7) distributed around the circumference at intervals along the axial direction of the rotating shaft (5), and the blades (7) are provided with penetrating holes (8) which are uniformly distributed.

10. The waterwheel aerator of claim 1, wherein: two floating pontoons (1) are symmetrically arranged, and the driving device (3) is positioned on a bracket (2) at the middle position of the two floating pontoons (1).