CN211703347U

CN211703347U - Oxygen increasing machine

Info

Publication number: CN211703347U
Application number: CN202020091637.7U
Authority: CN
Inventors: 赵毓
Original assignee: Jiangmen Erte Mechanical Equipment Co ltd
Current assignee: Jiangmen Erte Mechanical Equipment Co ltd
Priority date: 2020-01-15
Filing date: 2020-01-15
Publication date: 2020-10-20
Anticipated expiration: 2030-01-15

Abstract

The utility model discloses an oxygen-increasing machine, including power take-off, a support, a floating body and a water impeller, the water impeller is installed on the power take-off, the power take-off floats on the water surface through the support connection floating body, the power take-off includes an electric cabinet and an external rotor motor, the water impeller is fixed on the outer casing of the external rotor motor, the outer casing includes an upper cover body and a lower cover body, the lower cover body is integrated into a whole, the opening of the lower cover body is turned over outwards to form an installation end face, the upper cover body is sealed and installed on the installation end face and is fastened through a fastener, the upper cover body and the lower cover body are sealed and covered to form a sealed cavity, the motor body is arranged in the sealed cavity and is sealed through the casing body, the lower cover body can be changed into an integrated stretch-formed thin-wall part through the fixation of the installation end face and the upper, the number of connecting positions needing to be sealed is reduced, the probability of damage to the sealing structure is reduced, and the installation is simpler.

Description

Oxygen increasing machine

Technical Field

The utility model relates to an oxygen-increasing machine for fishery.

Background

The oxygen increasing machine is a machine which is often applied to fishery culture, and mainly has the main functions of increasing the oxygen content in water to ensure that cultured fishes in the water cannot lack oxygen, inhibiting the growth of anaerobic bacteria in the water and preventing the deterioration of pond water from threatening the living environment of the fishes. The common type of the aerator is an impeller aerator, however, a motor for driving an impeller to rotate by the impeller aerator needs waterproof sealing, the structure of the existing motor shell is composed of an upper part, a middle part and a lower part, the structure is complex and the installation is complicated, as shown in fig. 1, the shell is respectively an upper cover 1 ', a middle shell 2 ' and a bottom cover 3 ', the three parts are hermetically connected by coating a sealant 5 ', and are fastened and assembled by up-down cross-connecting screws to form a sealed chamber 4 ', a motor body is arranged in the sealed chamber 4 ', but the side wall of the middle shell 2 ' needs a certain thickness to enable the shell to become thick and heavy due to the fact that the screw holes are processed at the top and the bottom of the side wall of the middle shell 2; when the motor works, the upper connecting position and the lower connecting position are soaked in water, and in long-time soaking, the sealant on the connecting positions can be damaged under the action of soaking and water pressure.

Disclosure of Invention

In order to overcome the defects of the prior art, the utility model provides a more portable oxygen increasing machine for fishery.

The utility model provides a technical scheme that its technical problem adopted is:

the utility model provides an oxygen-increasing machine, includes power take off device, support, body and impeller of fetching water, and the impeller of fetching water is installed on power take off device, and power take off device passes through the leg joint body, realizes the showy setting on the surface of water, power take off device includes electric cabinet and arranges the external rotor electric machine below the electric cabinet in, the impeller of fetching water is fixed on the shell of external rotor electric machine, the shell includes the upper cover body and the lower cover body, the lower cover body is integrated into one piece, and its uncovered is turned over outward and is formed the installation terminal surface, upper cover body seal mounting fastens through the fastener on the installation terminal surface, makes upper cover body and lower cover body seal cover close and forms sealed cavity.

The upper cover body is annularly provided with a sealing ring which is sealed and covers the opening of the lower cover body.

The sealing ring is an O-shaped sealing ring.

The bottom surface of the upper cover body is provided with a ring groove for installation, and the sealing ring is abutted against the installation end surface.

The upper cover body extends towards the inner side wall of the lower cover body to form a positioning annular wall.

The upper cover body is provided with a sealing penetrating seat for the stator shaft to penetrate out, and the stator shaft penetrates into the electric control box and then is fastened and connected; the bottom wall of the electric cabinet extends downwards to form a sleeve which is sleeved on the periphery of the sealing cross-connecting seat.

The utility model has the advantages that: the utility model discloses a casing comprises last lid and lower cover body two parts to fasten the seal installation and form seal space through the open turn-ups of the lower cover body, motor body carries out waterproof sealing through the casing in arranging sealed chamber in, compares in prior art, the utility model discloses a lower cover body replaces bottom and middle part casing, and the installation terminal surface can make the lower cover body become integrative stretch-formed's thin wall spare with last lid is fixed, makes the casing become lightly, and integrated into one piece's lower cover body can realize the manger plate better and surround, reduces the connection position that needs sealed, reduces the probability that seal structure damaged appears, and makes the installation simpler.

Drawings

The present invention will be further explained with reference to the drawings and examples.

FIG. 1 is a cross-sectional view of the prior art;

fig. 2 is a schematic structural diagram of the present invention;

fig. 3 is a cross-sectional view of the present invention.

Detailed Description

Referring to fig. 2 and 3, the aerator includes a power output device 1, a bracket 2, a floating body 3 and a water-beating impeller 4, the water-beating impeller 4 is installed on the power output device 1, the power output device 1 is connected with the floating body 3 through the bracket 2 to realize floating arrangement on the water surface, the power output device 1 includes an electric cabinet 5 and an outer rotor motor 6 arranged below the electric cabinet 5, the water-beating impeller 4 is fixed on a housing 7 of the outer rotor motor, the housing 7 includes an upper cover 71 and a lower cover 72, the lower cover 72 is integrally formed, an opening thereof is turned over outwards to form an installation end surface 73, the upper cover 71 is hermetically installed on the installation end surface 73 and fastened through a fastener 76, so that the upper cover 71 and the lower cover 72 are hermetically covered to form a sealed chamber 9, the motor body is arranged in the sealed chamber 9 and is waterproof-sealed through a shell body, compared with the prior art, the lower cover 72 can be changed into an integrally stretch-formed piece through the fixation, the shell 7 is light and convenient, and the integrally formed lower cover body 72 can better realize water retaining enclosure, reduce connecting positions needing sealing, reduce the probability of damage of a sealing structure and make the installation simpler.

As a preferred scheme of the present invention, the upper cover body 71 is sealed and covered by the opening of the sealing ring 8 and the lower cover body 72; the sealing ring 8 is an O-shaped sealing ring, excellent sealing performance is realized by line sealing, and the bottom surface of the cover body 71 is provided with a ring groove 77 for mounting the sealing ring 8, so that the sealing ring 8 is positioned and mounted and tightly abutted against the mounting end surface 73. Compare in the form of smearing sealed glue connection fastening, sealing washer 8 is individual part, and is whole more tough and tough durable, still can keep good stable sealed effect after being heated the pressurized to easily cover body 72 carries out the dismouting under upper cover body 71 number position, conveniently maintains the maintenance to motor 6 inside.

Preferably, a positioning annular wall 74 extends from the upper cover 71 towards the inner side wall of the lower cover 72, and the upper cover 71 is positioned and mounted with the lower cover 72 through the positioning annular wall 74, so that the mounting of fasteners is facilitated. The upper cover body 71 is provided with a sealing penetrating seat 75 for the stator shaft 10 to penetrate out, and the stator shaft 10 penetrates into the electric cabinet 5 and then is fastened and connected; the bottom wall of the electric cabinet 5 extends downwards to form a sleeve 51 which is sleeved on the periphery of the sealing penetrating seat 75 to retain water and protect the sealing structure of the sealing penetrating seat 75.

Claims

1. The utility model provides an oxygen-increasing machine, includes power take off (1), support (2), body (3) and impeller (4) of fetching water, and install on power take off (1) impeller (4) of fetching water, and body (3) are connected through support (2) in power take off (1), realize the setting of floating on the surface of water, power take off (1) includes electric cabinet (5) and arranges external rotor electric machine (6) of electric cabinet (5) below in, impeller (4) of fetching water is fixed on external rotor electric machine's shell (7), its characterized in that: the shell (7) comprises an upper cover body (71) and a lower cover body (72), the lower cover body (72) is integrally formed, an opening of the lower cover body is turned outwards to form an installation end face (73), the upper cover body (71) is installed on the installation end face (73) in a sealing mode and fastened through a fastening piece (76), and the upper cover body (71) and the lower cover body (72) are sealed and covered to form a sealed cavity (9).

2. The aerator of claim 1, wherein: the upper cover body (71) is annularly provided with a sealing ring (8) which is sealed and covered on the opening of the lower cover body (72).

3. The aerator of claim 2, wherein: the sealing ring (8) is an O-shaped sealing ring.

4. The aerator of claim 2 or 3, wherein: the bottom surface of the upper cover body (71) is provided with a ring groove (77) for mounting the sealing ring (8) to abut against the mounting end surface (73).

5. The aerator of claim 1, wherein: the upper cover body (71) extends towards the inner side wall of the lower cover body (72) to form a positioning annular wall (74).

6. The aerator of claim 1, wherein: a sealing penetrating seat (75) for the stator shaft (10) to penetrate out is arranged on the upper cover body (71), and the stator shaft (10) penetrates into the electric cabinet (5) and then is fastened and connected; the bottom wall of the electric cabinet (5) extends downwards to form a sleeve (51) which is sleeved on the periphery of the sealing penetration seat (75).