CN220622208U - Reversible axial flow pump impeller rotating device - Google Patents

Abstract

The utility model relates to a reversible axial flow pump impeller rotating device which comprises a pump shell, wherein first flange plates are fixedly arranged at two top outlet ends of the pump shell, a reversible axial flow pump impeller rotating structure is arranged in the pump shell, the reversible axial flow pump impeller rotating structure comprises second flange plates fixedly arranged at the tops of the first flange plates, external bent pipes are fixedly arranged at the tops of the second flange plates, and inner supporting frames are fixedly arranged at the tops and the bottoms of inner cavities of the pump shell. According to the reversible axial flow pump impeller rotating device, when the motor at the left end drives the impeller to rotate, liquid inside the external bent pipe at the left end can be introduced into the pump shell and discharged to the outside from the external bent pipe at the right end, and after the motor at the left end stops, the motor at the right end drives the impeller to rotate, so that liquid inside the external bent pipe at the right end can be introduced into the pump shell and discharged from the external bent pipe at the left end, and the effect of bidirectional rotary conveying is achieved.

Description

Reversible axial flow pump impeller rotating device

Technical Field

The utility model relates to the technical field of axial flow pumps, in particular to a reversible axial flow pump impeller rotating device.

Background

An axial flow pump is a pump in which liquid is transported in an axial direction by a force applied to the liquid by blades of a rotating impeller.

The existing axial flow pump on the market can only rotate in one reverse direction under the influence of the blades of the impeller, so that liquid can be conveyed in one direction, inconvenience is brought to the actual use needs of people, and the reversible axial flow pump impeller rotating device is provided to solve the problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a reversible axial flow pump impeller rotating device which has the advantages of bidirectional rotary conveying and the like.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the reversible axial flow pump impeller rotating device comprises a pump shell, wherein a first flange is fixedly arranged at two top outlet ends of the pump shell, and a reversible axial flow pump impeller rotating structure is arranged in the pump shell.

The reversible axial flow pump impeller rotating structure comprises a second flange plate fixedly arranged at the top of the first flange plate, an external bent pipe is fixedly arranged at the top of the second flange plate, an inner supporting frame is fixedly arranged at the top of an inner cavity of a pump shell and the bottom of the inner cavity of the pump shell, a fixed cylinder is fixedly arranged between the inner supporting frames, bearings penetrating through the fixed cylinder and the fixed cylinder in number are fixedly arranged at the inner side of the fixed cylinder, motors are fixedly arranged at the left side and the right side of the pump shell, transmission shafts penetrating through the pump shell and the bearings are fixedly arranged at the output ends of the motors, impellers are fixedly arranged at the outer side of the transmission shafts, a protective shell sleeved outside the motor is fixedly arranged at the left side and the right side of the pump shell, a fan penetrating through the inner side of the protective shell is fixedly arranged at the outer side of the protective shell, an isolation net is fixedly arranged at the outer side of the protective shell, and an air outlet is formed in the upper top wall and the lower bottom wall of the protective shell.

Further, the two external bent pipes are fixedly connected with the pump shell through two second flanges and a first flange respectively, and the two external bent pipes are all in through connection with the pump shell.

Further, the two inner support frames are both positioned on the symmetry axis of the pump shell, and the length of the fixed cylinder is larger than the width of the inner support frames.

Further, the output ends of the two motors face the pump shell, and the two transmission shafts are respectively in rotary connection with the left side wall and the right side wall of the pump shell.

Further, the two transmission shafts are respectively and fixedly arranged in the two bearings, and the two transmission shafts are respectively and rotatably connected with the fixed cylinder through the two bearings

Further, the two impellers are respectively positioned near the two top outlet ends of the pump shell, and the directions of the blades of the two impellers are opposite.

Further, the internal volumes of the two protective shells are larger than the volumes of the motors, and the blowing directions of the two fans face the two motors respectively.

Further, the two isolation nets are respectively sleeved outside the two fans, and the four air outlets are respectively positioned at one ends close to the left side and the right side of the pump shell.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

according to the reversible axial flow pump impeller rotating device, when the motor at the left end drives the impeller to rotate, liquid inside the external bent pipe at the left end can be introduced into the pump shell and discharged to the outside from the external bent pipe at the right end, and after the motor at the left end stops, the motor at the right end drives the impeller to rotate, so that liquid inside the external bent pipe at the right end can be introduced into the pump shell and discharged from the external bent pipe at the left end, and the effect of bidirectional rotary conveying is achieved.

Drawings

FIG. 1 is a cross-sectional view of the present utility model;

FIG. 2 is a front view of the present utility model;

fig. 3 is a left side view of the fixture cartridge of the present utility model.

In the figure: 1. a pump housing; 2. a first flange plate; 3. a second flange plate; 4. externally connecting an elbow; 5. an inner support; 6. a fixed cylinder; 7. a bearing; 8. a motor; 9. a transmission shaft; 10. an impeller; 11. a protective housing; 12. a fan; 13. an isolation net; 14. and an air outlet.

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. 1-3, a reversible axial flow pump impeller rotating device in this embodiment includes a pump casing 1, a first flange 2 is fixedly mounted at two top outlet ends of the pump casing 1, and a reversible axial flow pump impeller rotating structure is disposed inside the pump casing 1.

The reversible axial flow pump impeller rotating structure comprises a second flange plate 3 fixedly mounted at the top of a first flange plate 2, external bent pipes 4 are fixedly mounted at the top of the second flange plate 3, the two external bent pipes 4 are fixedly connected with a pump shell 1 through the second flange plate 3 and the first flange plate 2 respectively, the two external bent pipes 4 are in through connection with the pump shell 1, water flows in and out through the two external bent pipes 4, an inner supporting frame 5 is fixedly mounted at the top of an inner cavity of the pump shell 1 and the bottom of the inner cavity, the two inner supporting frames 5 are located on symmetrical shafts of the pump shell 1, a fixed cylinder 6 is fixedly mounted between the two inner supporting frames 5, the length of the fixed cylinder 6 is larger than the width of the inner supporting frames 5, bearings 7 penetrating to the outer parts of the fixed cylinder 6 and being two in number are fixedly mounted at the inner supporting frames 6, the bearings 7 internally limit the fixed cylinder 6 to the inner parts of the pump shell 1 through the two inner supporting frames 5, motors 8 are fixedly mounted at the left side and right side and the two sides of the pump shell 1 respectively, the output ends of the two motors 8 face the pump shell 1, the output ends of the two motors 8 are fixedly mounted to the two bearings 7 are fixedly mounted to the two bearings 9 respectively and are fixedly connected with the two transmission shafts 9 through the two bearings 7, and the two transmission shafts 9 are respectively rotatably connected to the two transmission shafts 1 and the two bearings 9 are fixedly connected to the two transmission shafts respectively.

The outside of two transmission shafts 9 is all fixed mounting has impeller 10, two impeller 10 are located two top exit ends that are close to pump case 1 respectively, the blade direction of two impeller 10 is opposite, drive two transmission shaft 9 externally mounted's impeller 10 rotation respectively through two motor 8, thereby make rivers positive and negative flow, the equal fixed mounting in the outside guard casing 11 of motor 8 of cover in both sides of pump case 1, the internal volume of two guard casing 11 is all greater than the volume of motor 8, protect the outside of two motor 8 through two guard casing 11, the outside of two guard casing 11 all fixed mounting has the fan 12 that runs through to its inside, the direction of blowing of two fan 12 is towards two motor 8 respectively, generate the air current through two fan 12 rotation and blow two motor 8, thereby dispel the heat to two motor 8, the air outlet 14 has all been seted up to the upper roof and the lower diapire of two guard casing 11, four air outlets 14 are located the one end that is close to the left and right sides of pump case 1 respectively, exhaust the inside of two guard casing 11 respectively through four air outlets 14.

The outside of two protective housing 11 is all fixed mounting has isolation net 13, and two isolation net 13 suit are in the outside of two fans 12 respectively, keep apart the external world through isolation net 13, prevent external foreign matter from getting into the inside of protective housing 11.

The working principle of the embodiment is as follows:

when the impeller 10 which is externally arranged on the drive shaft 9 of the motor 8 at the left end is driven to rotate, liquid in the external bent pipe 4 at the left end can be introduced into the pump shell 1, then the external bent pipe 4 at the right end is discharged to the outside, then the motor 8 at the left end stops driving the impeller 10 to operate, the motor 8 at the right end drives the impeller 10 to rotate, and the liquid in the external bent pipe 4 at the right end is introduced into the pump shell 1 due to the opposite directions of blades of the two impellers 10, and finally the liquid is discharged from the external bent pipe 4 at the left end.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

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 (8)

1. The reversible axial flow pump impeller rotating device comprises a pump shell (1), and is characterized in that: a first flange plate (2) is fixedly arranged at the two top outlet ends of the pump shell (1), and a reversible axial flow pump impeller rotating structure is arranged in the pump shell (1);

the utility model provides a reversible axial-flow pump impeller revolution mechanic includes fixed mounting in ring flange No. two (3) at ring flange No. 2 top, two equal fixed mounting in the top of ring flange No. two (3) has external return bend (4), the equal fixed mounting in inner chamber top and inner chamber bottom of pump case (1) has inner support frame (5), two fixed mounting has fixed section of thick bamboo (6) between inner support frame (5), the inside fixed mounting of fixed section of thick bamboo (6) has bearing (7) that run through to its outside and quantity are two, the equal fixed mounting in left and right sides of pump case (1) has motor (8), two equal fixed mounting in output of motor (8) has transmission shaft (9) that run through to inside pump case (1) and bearing (7), two equal fixed mounting in outside of transmission shaft (9) has impeller (10), the equal fixed mounting in the left and right sides of pump case (1) has protective housing (11) outside in motor (8), two the outside of protective housing (11) has fixed mounting to the top wall (12) that runs through to its top wall (11), two are equipped with protective housing (13) on two outer side walls (13).

2. A reversible axial flow pump impeller rotation apparatus according to claim 1, wherein: the two external bent pipes (4) are fixedly connected with the pump shell (1) through two second flange plates (3) and a first flange plate (2), and the two external bent pipes (4) are all in through connection with the pump shell (1).

3. A reversible axial flow pump impeller rotation apparatus according to claim 1, wherein: the two inner support frames (5) are both positioned on the symmetry axis of the pump shell (1), and the length of the fixed cylinder (6) is larger than the width of the inner support frames (5).

4. A reversible axial flow pump impeller rotation apparatus according to claim 1, wherein: the output ends of the two motors (8) face the pump shell (1), and the two transmission shafts (9) are respectively connected with the left side wall and the right side wall of the pump shell (1) in a rotating way.

5. A reversible axial flow pump impeller rotation apparatus according to claim 1, wherein: the two transmission shafts (9) are respectively and fixedly arranged in the two bearings (7), and the two transmission shafts (9) are respectively and rotatably connected with the fixed cylinder (6) through the two bearings (7).

6. A reversible axial flow pump impeller rotation apparatus according to claim 1, wherein: the two impellers (10) are respectively positioned near the two top outlet ends of the pump shell (1), and the directions of blades of the two impellers (10) are opposite.

7. A reversible axial flow pump impeller rotation apparatus according to claim 1, wherein: the internal volumes of the two protective shells (11) are larger than the volumes of the motors (8), and the blowing directions of the two fans (12) face the two motors (8) respectively.

8. A reversible axial flow pump impeller rotation apparatus according to claim 1, wherein: the two isolation nets (13) are respectively sleeved outside the two fans (12), and the four air outlets (14) are respectively positioned at one ends close to the left side and the right side of the pump shell (1).