CN213176058U

CN213176058U - Submersible axial-flow pump capable of automatically adjusting angle of impeller

Info

Publication number: CN213176058U
Application number: CN202021776576.4U
Authority: CN
Inventors: 蔡琴; 黄劲松
Original assignee: Jiangsu Runquan Water Conservancy Technology Co ltd
Current assignee: Jiangsu Runquan Water Conservancy Technology Co ltd
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-05-11
Anticipated expiration: 2030-08-24

Abstract

The utility model relates to a dive axial-flow pump technical field specifically is a ability automatically regulated impeller angle's dive axial-flow pump, including the bottom plate, the middle part of bottom plate is run through and is pegged graft there is the rotation axis, and the top welded connection of bottom plate has first fixed block, and the spout has been seted up to the side of first fixed block, and sliding connection has circular slider in the spout, and the side of circular slider and the one end welded connection of movable rod, the other end of movable rod rotate and are connected with the limiting plate, rotate on the limiting plate and are connected with the gag lever post, and the symmetry setting is formed with the. The utility model has the advantages that: utilize locating plate and the slider that sets up, through reciprocating the locating plate, drive the connecting rod and reciprocate, convex slider promotes the limiting plate simultaneously and uses the gag lever post to overturn as the center to drive the leaf board upset, reach the effect of adjusting impeller angle.

Description

Submersible axial-flow pump capable of automatically adjusting angle of impeller

Technical Field

The utility model relates to a dive axial-flow pump technical field specifically is a dive axial-flow pump of ability automatically regulated impeller angle.

Background

The submerged axial-flow pump works by utilizing the thrust (lift force) generated by the rotation of an impeller to a water body, is a high-flow low-lift water pump, and has a plurality of types, such as a vertical type, a horizontal type, an inclined type and a through-flow type. The submerged axial-flow pump can be used for farmland drainage and irrigation, and can also be used for industrial and mining docks, urban construction, water supply engineering and power station water supply and drainage, its conveying medium is raw water or sewage containing no large granules and long fibres, and its highest conveyed liquid temperature is 50 deg.C. It is known that, when a submersible pump is designed, 50-year-first or 100-year-first is usually considered, and in actual use, data such as flow, lift and the like are often far from parameters during design and manufacture, so that the flow and the lift of the submersible pump need to be adjusted by adjusting the angle of an impeller, the submersible pump is enabled to be operated in a college area, and the effects of saving energy and reducing consumption are achieved. There is therefore a need for a submersible axial flow pump that automatically adjusts the angle of the impeller.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can the dive axial-flow pump of automatically regulated impeller angle to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a submersible axial-flow pump capable of automatically adjusting the angle of an impeller comprises a bottom plate, wherein a rotating shaft is inserted in the middle of the bottom plate in a penetrating manner, a first fixed block is welded and connected to the top of the bottom plate, a sliding groove is formed in the side face of the first fixed block, a circular slider is connected in the sliding groove in a sliding manner, the side face of the circular slider is welded and connected with one end of a movable rod, a limiting plate is connected to the other end of the movable rod in a rotating manner, a limiting rod is connected to the limiting plate in a rotating manner, the limiting rod and the movable rod are symmetrically arranged, a second fixed block is connected to the other end of the limiting rod in a rotating manner, the second fixed block is welded and connected with the bottom plate, a concave groove is formed in the side face of the limiting plate, a blade is inserted and connected in the concave groove and connected with, the convex sliding block is connected with the connecting rod through a hinge, the connecting rod penetrates through the bottom plate and is inserted into the bottom plate, the connecting rod is connected with the bottom plate in a sliding mode, the bottom end of the connecting rod is connected with the positioning plate in a welding mode, and the bottom end of the positioning plate is connected with the sleeve in a welding mode.

Preferably, the first fixed blocks and the second fixed blocks are arranged adjacently, the number of the first fixed blocks and the number of the second fixed blocks are six, and the six first fixed blocks and the six second fixed blocks are arranged on the bottom plate in an annular array.

Preferably, the number of the limiting plates and the number of the blades are six, and the six limiting plates and the six blades are arranged in an annular array.

Preferably, the number of the connecting rods is six, and the six connecting rods are welded on the positioning plate.

Preferably, the middle part of the positioning plate is provided with a circular groove, the positioning plate and the sleeve are both sleeved on the rotating shaft, the sleeve and the rotating shaft are fixed through a bolt, and the rotating shaft is provided with a threaded hole.

Preferably, the bottom plate is welded with a hub, the hub is connected with a cover plate through a bolt, and the rotating shaft is rotatably connected with the cover plate.

Compared with the prior art, the beneficial effects of the utility model are that: utilize locating plate and the slider that sets up, through reciprocating the locating plate, drive the connecting rod and reciprocate, convex slider promotes the limiting plate simultaneously and uses the gag lever post to overturn as the center to drive the leaf board upset, reach the effect of adjusting impeller angle.

Drawings

FIG. 1 is a schematic view of the structure of the adjustable impeller of the present invention;

FIG. 2 is a schematic cross-sectional view of the adjustable impeller of the present invention;

fig. 3 is an enlarged schematic structural view of a in a cross-sectional view of the adjustable impeller of the present invention;

fig. 4 is a schematic structural view of the blade plate and the bottom plate of the present invention.

In the figure: 1. a base plate; 2. a first fixed block; 21. a chute; 22. a movable rod; 23. a circular slider; 3. a second fixed block; 31. a limiting rod; 4. a limiting plate; 41. a concave groove; 42. a T-shaped slot; 5. a leaf plate; 6. a connecting rod; 61. a hinge; 62. a male slider; 7. positioning a plate; 71. a sleeve; 8. a rotating shaft; 9. a hub; 10. and (7) a cover plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a submersible axial-flow pump capable of automatically adjusting the angle of an impeller comprises a base plate 1, a rotating shaft 8 is inserted in the middle of the base plate 1 in a penetrating mode, the rotating shaft 8 is connected with the base plate 1 in a welding mode, the top of the base plate 1 is connected with a first fixing block 2 in a welding mode, a sliding groove 21 is formed in the side face of the first fixing block 2, the sliding groove 21 is an arc-shaped groove, a circular sliding block 23 is connected in the sliding groove 21 in a sliding mode, the side face of the circular sliding block 23 is connected with one end of a movable rod 22 in a welding mode, the other end of the movable rod 22 is rotatably connected with a limiting plate 4, the limiting plate 4 drives the circular sliding block 23 to move along the sliding groove 21 through the movable rod 22, a limiting rod 31 is rotatably connected to the limiting plate 4, the limiting rod 31 and the movable rod 22 are symmetrically arranged, the limiting, the second fixed block 3 is welded with the bottom plate 1, the first fixed block 2 and the second fixed block 3 are arranged adjacently, the number of the first fixed block 2 and the second fixed block 3 is six, and the six first fixed blocks 2 and the six second fixed blocks 3 are arranged on the bottom plate 1 in an annular array;

the side surface of the limiting plate 4 is provided with a concave groove 41, the leaf plates 5 are inserted in the concave groove 41, the leaf plates 5 are connected with the limiting plate 4 through bolts, the replacement and maintenance of the leaf plates 5 are convenient, the number of the limiting plates 4 and the leaf plates 5 is six, the six limiting plates 4 and the leaf plates 5 are arranged in an annular array, the bottom end of the limiting plate 4 is provided with a T-shaped groove 42, a convex sliding block 62 is connected in the T-shaped groove 42 in a sliding manner, the convex sliding block 62 is connected with a connecting rod 6 through a hinge 61, the connecting rod 6 pushes the convex sliding block 62 to slide along the T-shaped groove 42 through the hinge 61, meanwhile, the convex sliding block 62 pushes the limiting plate 4 to move so as to realize the overturning of the limiting plate 4, the connecting rod 6 penetrates through and is inserted on the bottom plate 1, the connecting rod 6 is connected with the bottom plate 1, the positioning plate 7 is used for fixing the connecting rod 6;

bottom welded connection of locating plate 7 has sleeve 71, and the circular recess has been seted up at the middle part of locating plate 7, and locating plate 7 and sleeve 71 all cup joint on rotation axis 8, and sleeve 71 passes through the bolt fastening with rotation axis 8, and sleeve 71 is used for fixed locating plate 7, has seted up the screw hole on the rotation axis 8, and welded connection has wheel hub 9 on the bottom plate 1, has apron 10 through bolted connection on the wheel hub 9, and rotation axis 8 rotates with apron 10 to be connected.

The working principle is as follows: when the impeller angle needs to be increased, the bolts of the sleeves 71 are loosened, the positioning plates 7 are pushed upwards, the positioning plates 7 are driven to move upwards when moving upwards, meanwhile, the connecting rods 6 push the convex sliding blocks 62 to slide along the T-shaped grooves 42 through the hinges 61, meanwhile, the convex sliding blocks 62 push the limiting plates 4 to move, the limiting plates 4 move along the sliding grooves 21 through the movable rods 22, the limiting plates 4 turn upwards by taking the limiting rods 31 as centers, the limiting plates 4 drive the blades 5 to turn upwards when turning upwards, when the blades 5 turn upwards to a proper angle, the pushing of the positioning plates 7 is stopped, and the sleeves 71 are fixed with the rotating shafts 8 through the bolts; when the impeller angle needs to be reduced, the bolts of the sleeves 71 are loosened, the positioning plate 7 is pulled downwards, meanwhile, the connecting rods 6 drive the convex sliding blocks 62 and the limiting plates 4 to move downwards, the limiting plates 4 turn downwards by taking the limiting rods 31 as centers, and meanwhile, the blades 5 are driven to turn downwards, so that the impeller angle is reduced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a ability automatically regulated impeller angle's dive axial-flow pump, includes bottom plate (1), its characterized in that: the middle part of the bottom plate (1) is penetrated and inserted with a rotating shaft (8), the top of the bottom plate (1) is welded and connected with a first fixed block (2), the side surface of the first fixed block (2) is provided with a sliding groove (21), the sliding groove (21) is internally and slidably connected with a circular sliding block (23), the side surface of the circular sliding block (23) is welded and connected with one end of a movable rod (22), the other end of the movable rod (22) is rotatably connected with a limiting plate (4), the limiting plate (4) is rotatably connected with a limiting rod (31), the limiting rod (31) and the movable rod (22) are symmetrically arranged, the other end of the limiting rod (31) is rotatably connected with a second fixed block (3), the second fixed block (3) is welded and connected with the bottom plate (1), the side surface of the limiting plate (4) is provided with a concave groove (41), and a blade (5) is inserted in the, the leaf plate (5) passes through bolted connection with limiting plate (4), T-slot (42) have been seted up to the bottom of limiting plate (4), sliding connection has convex slider (62) in T-slot (42), convex slider (62) are connected with connecting rod (6) through hinge (61), connecting rod (6) run through to peg graft on bottom plate (1), and connecting rod (6) and bottom plate (1) sliding connection, the bottom welded connection of connecting rod (6) has locating plate (7), the bottom welded connection of locating plate (7) has sleeve (71).

2. The submersible axial flow pump capable of automatically adjusting the angle of an impeller according to claim 1, characterized in that: the first fixing block (2) and the second fixing block (3) are arranged adjacently, the number of the first fixing block (2) and the number of the second fixing block (3) are six, and the six first fixing blocks (2) and the six second fixing blocks (3) are arranged on the bottom plate (1) in an annular array mode.

3. The submersible axial flow pump capable of automatically adjusting the angle of an impeller according to claim 1, characterized in that: the number of the limiting plates (4) and the number of the blades (5) are six, and the six limiting plates (4) and the blades (5) are arranged in an annular array.

4. The submersible axial flow pump capable of automatically adjusting the angle of an impeller according to claim 1, characterized in that: the number of the connecting rods (6) is six, and the six connecting rods (6) are welded on the positioning plate (7).

5. The submersible axial flow pump capable of automatically adjusting the angle of an impeller according to claim 1, characterized in that: the middle part of the positioning plate (7) is provided with a circular groove, the positioning plate (7) and the sleeve (71) are both sleeved on the rotating shaft (8), the sleeve (71) and the rotating shaft (8) are fixed through bolts, and the rotating shaft (8) is provided with a threaded hole.

6. The submersible axial flow pump capable of automatically adjusting the angle of an impeller according to claim 1, characterized in that: the novel motor is characterized in that a hub (9) is welded on the bottom plate (1), a cover plate (10) is connected to the hub (9) through bolts, and the rotating shaft (8) is rotatably connected with the cover plate (10).