CN214063309U - Axial flow pump - Google Patents

Abstract

The utility model relates to an axial-flow pump technical field especially relates to an axial-flow pump, including the pump case, the inside pump shaft that is provided with of pump case, the pump shaft passes through shaft coupling and motor output fixed connection, from last impeller and the impeller of leading down being fixed with in proper order of pump epaxial, the pump case bottom is passed through the flange structure and is linked to each other with the filter tube, the inside filter that is fixed with of filter tube, the filter bottom is through the fixed axis of rotation of bearing, the bottom is fixed with rotatory leaf in the axis of rotation, the terminal surface still is fixed with the filter screen under the filter, the filter screen encircles aforementioned axis of rotation setting, still be fixed with a plurality of baffles in the axis of rotation, one side of keeping away from the axis of rotation on the baffle still is fixed with the brush with the contact of filter tube inner wall. After the axial-flow pump works for a certain time, the filter pipe is separated from the pump shell by disassembling the flange structure, and impurities in the impurity collecting cavity are cleaned, so that the service life of the axial-flow pump is greatly prolonged.

Description

Axial flow pump

[ technical field ] A method for producing a semiconductor device

The utility model relates to an axial-flow pump technical field especially relates to an axial-flow pump.

[ background of the invention ]

The axial-flow pump is a pump which enables liquid to be conveyed along the axial direction by acting force of blades of a rotating impeller on the liquid, and the axial-flow pump impeller is provided with 2-7 blades and rotates in a circular tube-shaped pump shell. The guide vane wheel is installed on the pump casing above the vane wheel to eliminate the rotation of liquid and convert it into axial motion and convert the kinetic energy of rotation into pressure energy. The axial-flow pump is generally vertical, the impeller is immersed under water, and after the axial-flow pump is used for a long time, impurities in the water are easy to stick to the wall and block the axial-flow pump, so that the use of the axial-flow pump is influenced.

The utility model discloses it is not enough to solve prior art and research and propose.

[ Utility model ] content

The object of the present invention is to overcome the above-mentioned shortcomings of the prior art and to provide an axial flow pump.

The utility model discloses can realize through following technical scheme:

the utility model discloses an axial-flow pumping, including the pump case, the inside pump shaft that is provided with of pump case, shaft coupling and motor output end fixed connection are passed through to the pump shaft, from last impeller and the impeller of down being fixed with in proper order on the pump shaft, the pump case bottom links to each other with the filter tube through the flange structure, the inside filter that is fixed with of filter tube, the filter bottom is through the fixed axis of rotation of bearing, the bottom is fixed with the rotating vane in the axis of rotation, the terminal surface still is fixed with the filter screen under the filter, the filter screen encircles aforementioned axis of rotation setting, still be fixed with a plurality of baffles in the axis of rotation, one side of keeping away from the axis of rotation on the baffle still is fixed with the brush with the contact of filter tube inner wall, the baffle is the arc structure, the baffle upper end sets up between filter screen and filter tube inner wall. When the axial flow pump works, the motor drives the impeller to rotate, external water enters the pump shell through the water inlet at the bottom of the filter pipe and then is discharged through the water outlet, the guide impeller rotates along with the pump shaft, the rotary motion of the liquid is eliminated through the guide impeller to change into axial motion, the kinetic energy of the rotary motion is converted into pressure energy, the liquid outside the filter pipe is extracted, when the external liquid passes through the filter pipe, the inner wall of the filter pipe is brushed by the brush when the external liquid passes through the filter pipe due to the rotary blades uniformly fixed on the periphery of the rotary shaft inside the filter pipe and the end surfaces of the rotary blades are of a curved surface structure, the rotary blades drive the rotary shaft to rotate when the liquid passes through the rotary blades, the guide plate fixed on the rotary shaft rotates along with the rotary shaft, when the rotary shaft rotates, the brush can effectively avoid the blockage of the filter pipe caused by the adhesion of impurities on the inner wall of the filter pipe, and the upper end of the guide plate is arranged between the filter screen and the inner wall of the filter pipe, when the baffle rotated, the impurity of baffle position flowed upwards along the baffle, and the impurity gathers the miscellaneous chamber position storage of collection that filter screen, filter and filter tube inner wall formed, after a certain time, through dismantling flange structure, separates filter tube and pump case to impurity in the miscellaneous intracavity of will gathering clears up, very big extension axial compressor pump's life.

Compared with the prior art, the utility model has the advantages that:

1. when the rotating shaft rotates, the hairbrush brushes the inner wall of the filter pipe, so that the blockage of the filter pipe caused by the adhesion of impurities on the inner wall of the filter pipe can be effectively avoided.

2. The baffle upper end sets up between filter screen and filter tube inner wall, and when the baffle rotated, the impurity of baffle position flowed upwards along the baffle, and the impurity gathers the miscellaneous chamber position storage of collection that filter screen, filter and filter tube inner wall formed, when the certain time back, through dismantling flange structure, separates filter tube and pump case to impurity in the miscellaneous chamber of collection is cleared up, very big extension axial compressor pump's life.

[ description of the drawings ]

The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

FIG. 3 is a schematic view of the filter plate structure of the present invention;

FIG. 4 is a schematic view of the structure of the guide plate of the present invention;

in the figure: 1. a pump housing; 2. a filter tube; 3. a water inlet; 4. a water outlet; 5. a pump shaft; 6. a motor; 7. a guide vane wheel; 8. an impeller; 9. a flange structure; 10. a filter plate; 11. a bearing; 12. a rotating shaft; 13. rotating the leaf; 14. a filter screen; 15. a guide plate; 16. a brush;

[ detailed description ] embodiments

The following detailed description of embodiments of the present invention is made with reference to the accompanying drawings:

as shown in fig. 1 to 4, the utility model discloses an axial-flow pump, including pump case 1, 1 inside pump shaft 5 that is provided with of pump case, pump shaft 5 passes through shaft coupling and 6 output end fixed connection of motor, down be fixed with impeller 7 and impeller 8 from last in proper order on the pump shaft 5, 1 bottom of pump case links to each other with filter tube 2 through flange structure 9, filter tube 2 is inside to be fixed with filter 10, the fixed axis of rotation 12 of bearing 11 is passed through to filter 10 bottom, the bottom is fixed with rotating vane 13 on the axis of rotation 12, the terminal surface still is fixed with filter screen 14 under the filter 10, filter screen 14 encircles the setting of axis of rotation 12, still be fixed with a plurality of baffles 15 in the axis of rotation 12, one side of keeping away from axis of rotation 12 on the baffle 15 still is fixed with the brush 16 with the contact of 2 inner walls of filter tube, baffle 15 is the arc structure, baffle 15 upper ends set up between filter screen 14 and 2 inner walls of filter tube. When the axial flow pump works, the motor 6 drives the impeller 8 to rotate, outside water enters the pump shell 1 through the water inlet 3 at the bottom of the filter pipe 2 and then is discharged through the water outlet 4, the guide impeller 7 rotates along with the pump shaft 5, the rotary motion of the liquid is eliminated through the guide impeller 7, the liquid is changed into axial motion, the kinetic energy of the rotary motion is converted into pressure energy, the liquid outside the filter pipe 2 is extracted, when the outside liquid passes through the filter pipe 2, because the rotary vanes 13 are uniformly fixed on the periphery of the rotary shaft 12 inside the filter pipe 2, and the end surfaces of the rotary vanes 13 are in a curved surface structure, when the liquid passes through the rotary vanes 13, the rotary vanes 13 drive the rotary shaft 12 to rotate, the guide plate 15 fixed on the rotary shaft 12 rotates along with the rotary shaft 12, when the rotary shaft 12 rotates, the brush 16 brushes the inner wall of the filter pipe 2, so as to effectively avoid the filter pipe 2 from being blocked due to the adhesion of impurities on the inner wall of the filter pipe 2, and because the circular arc structure of baffle 15, and baffle 15 upper end sets up between filter screen 14 and filter tube 2 inner walls, when baffle 15 rotated, the impurity of baffle 15 position upwards flowed along baffle 15, the impurity gathers filter screen 14, the miscellaneous chamber position storage of collection that filter 10 and filter tube 2 inner walls formed, after a certain time, through dismantling flange structure 9, with filter tube 2 and pump case 1 separation, and clear up the impurity in the miscellaneous chamber of collection, very big extension axial compressor pump's life.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, many changes, modifications, substitutions and variations can be made to the embodiments without departing from the technical principles of the present invention, and these changes, modifications, substitutions and variations should also be considered as the protection scope of the present invention.

Claims (1)

1. An axial-flow pump, including the pump case, its characterized in that: the improved filter pump is characterized in that a pump shaft is arranged inside the pump case and fixedly connected with the output end of a motor through a coupling, a guide impeller and an impeller are sequentially fixed on the pump shaft from top to bottom, the bottom of the pump case is connected with a filter pipe through a flange structure, a filter plate is fixedly arranged inside the filter pipe, a rotating shaft is fixed at the bottom of the filter plate through a bearing, a rotating blade is fixedly arranged at the bottom of the rotating shaft, a filter screen is further fixedly arranged on the lower end face of the filter plate and surrounds the rotating shaft, a plurality of guide plates are further fixedly arranged on the rotating shaft, a brush in contact with the inner wall of the filter pipe is further fixedly arranged on one side, far away from the rotating shaft, of the guide plate, the guide plate is of an arc-shaped structure, and the upper end of the guide plate is arranged between the filter screen and the inner wall of the filter pipe.

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