CN219119503U

CN219119503U - Submersible pump impeller with long service life

Info

Publication number: CN219119503U
Application number: CN202223512344.XU
Authority: CN
Inventors: 蔡正伟
Original assignee: Taizhou Lufu Electromechanical Co ltd
Current assignee: Long Changjun
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-06-02
Anticipated expiration: 2032-12-28

Abstract

The utility model discloses a long-life submersible pump impeller, which relates to the technical field of submersible pumps and comprises a motor assembly, a connecting sleeve, a rear cover plate, a connecting cylinder and a front cover plate, wherein the connecting sleeve is fixedly connected to the top end of the motor assembly, a clamping mechanism is arranged in the connecting sleeve, the connecting sleeve is movably connected with the rear cover plate through the clamping mechanism, the connecting cylinder is fixedly connected to the top end of the rear cover plate, a plurality of through holes are formed in the surface of the front cover plate, and a mounting mechanism is arranged on the connecting cylinder.

Description

Submersible pump impeller with long service life

Technical Field

The utility model relates to the technical field of submersible pumps, in particular to a submersible pump impeller with long service life.

Background

The submerged pump is an important device for deep well water lifting, and when in use, the whole unit is submerged to work, and the submerged pump is used for extracting underground water to the ground surface, and can be used for domestic water, mine rescue, industrial cooling, farm irrigation, seawater lifting and ship load adjustment, and also can be used for fountain landscapes. The submerged pump is a single-suction multistage vertical centrifugal pump, namely, the pump shaft is provided with two or more impellers, the total lift of the pump is the sum of the lifts generated by n impellers, and the single-side water inlet type pump is also called a single-suction pump, namely, the impeller is provided with only one water inlet. The impeller is the core component of the submersible pump.

But current submerged pump impeller is comparatively troublesome when changing or maintaining, and it is troublesome to take trouble, inconvenient operating personnel operates, has consequently reduced work efficiency, and current submerged pump impeller coupling assembling is connected troublesome with impeller body installation simultaneously, and the installation is infirm, makes impeller life shorten, and the immersible pump is too troublesome when being connected motor assembly yet. To this end we provide a submersible pump impeller of high life to solve the above problems.

Disclosure of Invention

Technical problem to be solved

The utility model aims to make up the defects of the prior art and provides a submersible pump impeller with long service life.

Technical proposal

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a long-life immersible pump impeller, includes motor element, adapter sleeve, back shroud, connecting cylinder and through-hole, motor element top fixed connection is to have the adapter sleeve, be equipped with joint mechanism in the adapter sleeve, the adapter sleeve passes through joint mechanism and back shroud swing joint, back shroud top fixed connection has the connecting cylinder, a plurality of through-holes have been seted up on the front shroud surface, be equipped with installation mechanism on the connecting cylinder;

the mounting mechanism comprises a plurality of mounting plates which are sequentially arranged and fixedly connected, the surface of the connecting cylinder is sleeved with a threaded groove, a plurality of matched nuts are arranged on the surface of the connecting cylinder, the matched nuts sequentially penetrate through holes in the front cover plate, and threads matched with the threaded groove are arranged inside the mounting plates.

Above-mentioned, joint mechanism includes a plurality of sleeves of fixed connection on the back shroud lateral wall, fixedly connected with spring on the inside back shroud table wall of sleeve, the stopper of spring other end fixedly connected with, the stopper slides at the sleeve inside wall, the spacing groove has been seted up to the adapter sleeve inside wall, spring one end is kept away from to the stopper and is slided in the spacing groove, stopper bottom fixedly connected with pull rod.

Above-mentioned, connecting cylinder surface is fixed mounting in central point and is had the boss, connecting cylinder surface threaded connection has a plurality of impeller blades.

The front cover plate is characterized in that the top end of the front cover plate is fixedly connected with a threaded table, and a threaded layer is sleeved on the surface of the threaded table.

Above-mentioned, the front shroud has the kuppe through screw thread platform threaded connection, the kuppe has seted up the water inlet in central point.

The surface of the rear cover plate is provided with the water outlet.

The beneficial effects are that:

compared with the prior art, the submersible pump impeller with the long service life has the following beneficial effects:

1. according to the utility model, through the mounting mechanism formed by arranging a plurality of bolts fixedly connected to the mounting plate, the connecting cylinder is screwed to enable the connecting cylinder to be in threaded connection with the inside of the rear cover plate, then a plurality of impellers are sequentially screwed to the surface of the connecting cylinder, then the front cover plate is covered on the connecting cylinder, at the moment, the bolts on the mounting plate sequentially penetrate through the through holes on the front cover plate, then the nuts are sequentially screwed to the matched upper bolts, the whole structure of the impeller is ensured to be more stable, the working life of the impeller is prolonged, meanwhile, the designed boss and the water inlet and outlet can increase the flow rate of water, the working lift of the impeller is improved, and the working efficiency of the impeller is improved.

2. According to the utility model, through the clamping mechanism formed by the sleeves fixedly connected to the side wall of the rear cover plate, when the submersible pump is installed on the motor assembly, only four pull rods are required to be pulled simultaneously, when the pull rods are clamped into the limiting grooves, the pull rods are loosened, so that the pull rods can be inserted into the limiting grooves under the action of the elasticity of the springs, and the limiting block further completes limiting, thereby facilitating the disassembly of the impeller assembly of the submersible pump, facilitating the operation of operators and improving the working efficiency.

Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A;

FIG. 3 is an enlarged schematic view of the structure of FIG. 1 at B;

fig. 4 is a rear cover plate and its assembly connection diagram.

In the figure: 1. a motor assembly; 2. connecting sleeves; 3. a back cover plate; 4. a connecting cylinder; 5. a boss; 6. impeller blades; 7. a thread groove; 8. a mounting plate; 9. a bolt; 10. a front cover plate; 11. a through hole; 12. a threaded platform; 13. a guide cover; 14. a water inlet; 15. a sleeve; 16. a spring; 17. a limit groove; 18. a limiting block; 19. a pull rod; 20. and (5) a screw cap.

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.

As shown in fig. 1-3, the utility model provides a technical scheme of a submersible pump impeller with long service life: the utility model provides a long-life immersible pump impeller, kind long-life immersible pump impeller, including motor assembly 1, adapter sleeve 2, back shroud 3, connecting cylinder 4 and through-hole 11, motor assembly 1 top fixed connection is to have adapter sleeve 2, is equipped with joint mechanism in the adapter sleeve 2, and adapter sleeve 2 passes through joint mechanism and back shroud 3 swing joint, back shroud 3 top fixed connection has connecting cylinder 4, and front shroud 10 surface has seted up a plurality of through-holes 11, is equipped with installation mechanism on the connecting cylinder 4;

the mounting mechanism comprises a plurality of bolts 9 which are sequentially arranged and fixedly connected on a mounting plate 8, a threaded groove 7 is sleeved on the surface of a connecting cylinder 4, a plurality of matched nuts 20 are arranged on the surface of the bolts 9, the plurality of matched bolts 9 sequentially pass through holes 11 on a front cover plate 10, threads matched with the threaded groove 7 are arranged inside the mounting plate 8, the clamping mechanism comprises a plurality of sleeves 15 which are fixedly connected on the side wall of a rear cover plate 3, a spring 16 is fixedly connected on the surface wall of the rear cover plate 3 inside the sleeves 15, the other end of the spring 16 is fixedly connected with a limiting block 18, the limiting block 18 slides on the inner side wall of the sleeves 15, the limiting groove 17 has been seted up to adapter sleeve 2 inside wall, stopper 18 keeps away from spring 16 one end and slides in limiting groove 17, stopper 18 bottom fixedly connected with pull rod 19, connecting cylinder 4 surface is in central point put fixed mounting and is had boss 5, connecting cylinder 4 surface threaded connection has a plurality of impeller blades 6, the top fixedly connected with screw thread platform 12 of front shroud 10, screw thread layer is being established to screw thread platform 12 surface cover, front shroud 10 has kuppe 13 through screw thread platform 12 threaded connection, water inlet 14 has been seted up in central point put to kuppe 13, the delivery port has been seted up on the back shroud 3 surface.

When the submersible pump impeller is used and installed, the connecting cylinder 4 faces the rear cover plate 3 to be covered, the connecting cylinder 4 is screwed to enable the connecting cylinder 4 to be in threaded connection with the inside of the rear cover plate 3, then the impeller blades 6 are sequentially screwed to the surface of the connecting cylinder 4, then the front cover plate 10 is covered on the connecting cylinder 4, at the moment, the bolts 9 on the mounting plate 8 sequentially penetrate through the through holes 11 on the front cover plate 10, then the nuts 20 are sequentially screwed on the matched bolts 9, therefore, the front cover plate 10 is limited, then the guide cover 13 is screwed on the threaded table 12, the installation of the guide cover 13 can be completed, therefore, the installation of the submersible pump impeller is completed, after the installation of the submersible pump impeller is completed, the structure ensures that the whole impeller structure is more stable, the working life of the impeller is prolonged, the boss 5 and the guide strip can play a role in guiding the water flow entering the impeller through the first water inlet 14 is introduced into the water flow channel through the boss 5 and the guide strip, the water outlet on the rear cover plate 3 flows out through the water outlet on the rear cover plate 3, the structure can increase the water flow, the working efficiency of the impeller is improved, and the working efficiency of the impeller is improved.

Referring to fig. 1, 3 and 4, when the submersible pump is replaced on the motor assembly, the pull rod 19 is pulled towards the rear cover plate 3, the pull rod 19 drives the limiting block 18 to move, the tail end of the limiting block 18 is separated from the inside of the limiting groove 17 on the connecting sleeve 2, the spring 16 is extruded to generate elastic force, when the tail ends of the four limiting blocks 18 are all separated from the limiting groove 17, the rear cover plate 3 can be taken out for replacement and maintenance, when the rear cover plate 3 is inserted, only the four pull rods 19 are required to be pulled simultaneously, when the pull rod 19 is clamped into the limiting groove 17, the pull of the pull rod 19 is released, the pull rod 19 can be inserted into the limiting groove 17 under the elastic force of the spring 16, and the limiting block 18 is used for limiting, so that the disassembly of the submersible pump impeller assembly is facilitated, the operation of operators is facilitated, and the working efficiency is increased.

It should be noted that, in this document, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element to be referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "fixedly attached," "mounted," "connected," and "coupled" are to be construed broadly, e.g., as a fixed connection, as a removable connection, or as an integral connection; "coupled" may be either mechanical or electrical; the "connection" may be direct, indirect via an intermediary, or communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

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

1. The utility model provides a long-life's immersible pump impeller, includes motor element (1), adapter sleeve (2), back shroud (3), connecting cylinder (4) and front shroud (10), motor element (1) top fixedly connected with adapter sleeve (2), its characterized in that: a clamping mechanism is arranged in the connecting sleeve (2), the connecting sleeve (2) is movably connected with the rear cover plate (3) through the clamping mechanism, a connecting cylinder (4) is fixedly connected to the top end of the rear cover plate (3), a plurality of through holes (11) are formed in the surface of the front cover plate (10), and a mounting mechanism is arranged on the connecting cylinder (4);

the clamping mechanism comprises a plurality of sleeves (15) fixedly connected to the side wall of the rear cover plate (3), springs (16) are fixedly connected to the surface wall of the rear cover plate (3) inside the sleeves (15), limiting blocks (18) are fixedly connected to the other ends of the springs (16), the limiting blocks (18) are slidably connected to the inner side walls of the sleeves (15), limiting grooves (17) are formed in the inner side walls of the connecting sleeves (2), one ends of the limiting blocks (18) away from the springs (16) slide in the limiting grooves (17), and pull rods (19) are fixedly connected to the bottom ends of the limiting blocks (18).

2. A high life submersible pump impeller according to claim 1, wherein: the mounting mechanism comprises a plurality of bolts (9) which are sequentially arranged and fixedly connected on a mounting plate (8), a threaded groove (7) is sleeved on the surface of the connecting cylinder (4), a plurality of matched nuts (20) are arranged on the surface of each bolt (9), the matched bolts (9) sequentially penetrate through holes (11) in a front cover plate (10), and threads matched with the threaded groove (7) are arranged inside the mounting plate (8).

3. A high life submersible pump impeller according to claim 2, wherein: the surface of the connecting cylinder (4) is fixedly provided with a boss (5) at the center, and the surface of the connecting cylinder (4) is in threaded connection with a plurality of impeller blades (6).

4. A high life submersible pump impeller according to claim 1, wherein: the top end of the front cover plate (10) is fixedly connected with a threaded table (12), and a threaded layer is sleeved on the surface of the threaded table (12).

5. A high life submersible pump impeller according to claim 4, wherein: the front cover plate (10) is connected with a guide cover (13) through a threaded table (12) in a threaded mode, and a water inlet (14) is formed in the center of the guide cover (13).

6. A high life submersible pump impeller according to claim 1, wherein: the surface of the rear cover plate (3) is provided with a water outlet.