CN114033702A

CN114033702A - Axial-flow pump with blade angle adjusting device

Info

Publication number: CN114033702A
Application number: CN202111429393.4A
Authority: CN
Inventors: 赵昶; 赵玉明; 周伟荣; 周志健; 赵章萍; 龙飞; 徐桂莲; 邓翼峰
Original assignee: Gaoyou Huan Liu Pump Industry Co ltd
Current assignee: Gaoyou Huan Liu Pump Industry Co ltd
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-02-11

Abstract

The invention discloses an axial flow pump with a blade angle adjusting device, which belongs to the technical field of axial flow pumps and comprises an axial flow pump main body, wherein the outer side wall of a fixed shaft is provided with four groups of rotating discs, the front side walls of the four groups of rotating discs are provided with blades, the rear side walls of the four groups of rotating discs are provided with rotating shafts, one end of each rotating shaft penetrates through the outer side wall of the fixed shaft to be connected with a bearing arranged on the inner side wall of the fixed shaft, the outer side walls of the four groups of rotating discs are provided with a plurality of groups of jacks, four groups of cavities are arranged inside the fixed shaft, buckling assemblies are arranged in the cavities of the four groups of cavities, and are used for fixing the rotating discs, the rotating disc can be rotated under the matching of the bearing and the rotating shaft, the angle of the blade can be changed, after the angle is adjusted, can fix the rolling disc under the cooperation of inserted block, spring and sliding block to can fix the blade, the practicality is strong.

Description

Axial-flow pump with blade angle adjusting device

Firstly, the method comprises the following steps: Technical Field

The invention relates to the technical field of axial flow pumps, in particular to an axial flow pump with a blade angle adjusting device.

II, secondly: background

The axial-flow pump is mainly suitable for low-lift and large-flow occasions, such as irrigation, waterlogging drainage, dock drainage and water level regulation of canal ship lock, or used as large-scale circulating water pump in power plant, and the axial-flow pump with higher lift (made into two stages if necessary) can be used for water-spraying propulsion of shallow water ship.

The existing axial flow pump blade is generally formed by integrating a rotating shaft of an axial flow pump, so that the angle of the axial flow pump blade cannot be adjusted, and the applicability is poor.

Thirdly, the method comprises the following steps: disclosure of Invention

The invention aims to provide an axial flow pump with a blade angle adjusting device, wherein the blades of the existing axial flow pump are generally integrated with a rotating shaft of the axial flow pump, so that the angle of the blades of the axial flow pump cannot be adjusted, and the applicability is poor so as to solve the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an axial-flow pump with blade angle adjusting device, includes the axial-flow pump main part, axial-flow pump main part bottom is equipped with the fixed plate, the fixed plate top is equipped with the motor, the connection of motor output end is equipped with the dwang, dwang one end run through axial-flow pump main part lateral wall with the inside fixed axle that is equipped with of axial-flow pump main part is connected, the fixed axle lateral wall is equipped with four groups rolling disc, four groups the lateral wall all is equipped with the blade before the rolling disc, four groups lateral wall all is equipped with the pivot behind the rolling disc, and pivot one end runs through the fixed axle lateral wall with the bearing that the fixed axle inside wall was equipped with is connected, four groups the rolling disc lateral wall is equipped with the multiunit jack, four groups cavity have been seted up to the fixed axle is inside, four groups all be equipped with the buckle subassembly in the cavity, the buckle subassembly is used for right the rolling disc is fixed.

As preferred, the buckle subassembly includes sliding block that sliding connection was equipped with in the cavity, be equipped with two sets of slide bars in the cavity, it is two sets of the slide bar left and right sides respectively with lateral wall is connected about in the cavity, the slide block lateral wall all seted up with two sets of slide bar assorted through-hole, it is two sets of the slide bar lateral wall all cup joints and is equipped with the spring, spring one end is connected with slide block right side wall, the spring other end with right side wall is connected in the cavity, slide block right side wall is equipped with the pull rod, pull rod one end runs through right side wall is connected with the arm-tie that the outside was equipped with in the cavity, arm-tie right side wall is equipped with the handle. The lateral wall is equipped with the slider before the slider, slider left side wall is equipped with the inserted bar with jack assorted.

Preferably, the outer side wall of the fixed shaft is provided with a sliding groove, and the sliding block is in sliding connection with the sliding groove.

Preferably, the plurality of groups of the jacks are distributed on the outer wall of the rotating disc in an annular array.

Preferably, four groups of rotating discs are distributed on the outer wall of the fixed shaft in an annular array.

Preferably, a fixing frame is arranged inside the axial flow pump main body, a first bearing is arranged on the inner wall of the fixing frame, and the first bearing is sleeved on the outer wall of the rotating rod.

Preferably, the rear side wall in the cavity is provided with a limiting groove, and the rear side wall of the sliding block is provided with a limiting block matched with the limiting groove.

Compared with the prior art, the invention has the beneficial effects that:

1. this practicality sets up the rolling disc, can rotate the rolling disc under the cooperation of bearing and pivot, can change the angle of blade, and the back is good in the angle modulation, can fix the rolling disc under the cooperation of inserted block, spring and sliding block to can fix the blade, the practicality is strong.

2. This practicality sets up arm-tie and handle, can fix four group's rolling discs simultaneously under the effect of arm-tie and handle, does not need the staff to adjust fixedly in turn, improves work efficiency, convenient to use.

Fourthly, the method comprises the following steps: drawings

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

FIG. 2 is a schematic view of a stationary shaft according to the present invention;

FIG. 3 is a schematic structural diagram of the present invention A.

In the figure: 1. an axial flow pump body; 2. a blade; 3. a fixed shaft; 4. a fixed mount; 5. a fixing plate; 6. rotating the rod; 7. a motor; 8. rotating the disc; 9. a jack; 10. a cavity; 11. a buckle assembly; 12. a handle; 13. pulling a plate; 14. inserting a rod; 15. a slide bar; 16. a slider; 17. a slider; 18. a spring; 19. a pull rod.

Fifthly: Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1, the present invention provides a technical solution: the utility model provides an axial-flow pump with blade angle adjusting device, including axial-flow pump

main part

1, 1 bottom of axial-flow pump main part is equipped with

fixed plate

5, 5 tops of fixed plate are equipped with motor 7, the connection of motor 7 output is equipped with dwang 6, dwang 6 one end runs through 1 lateral wall of axial-flow pump main part and is connected with the inside fixed axle 3 that is equipped with of axial-flow pump

main part

1, 3 lateral walls of fixed axle are equipped with four groups rolling disc 8, the lateral wall all is equipped with blade 2 before four groups rolling disc 8, the lateral wall all is equipped with the pivot behind four groups rolling disc 8, pivot one end runs through 3 lateral walls of fixed axle and is connected with the bearing that 3 inside walls of fixed axle were equipped with, 8 lateral walls of four groups rolling disc are equipped with multiunit jack 9, 3 inside cavities 10 of four groups of having seted up of fixed axle, all be equipped with buckle subassembly 11 in the cavity 10 of four groups, buckle subassembly 11 is used for fixing rolling disc 8.

In this embodiment, please refer to fig. 3, the fastening assembly 11 includes a sliding block 16 slidably connected in the cavity 10, two sets of sliding rods 15 are disposed in the cavity 10, the left and right sides of the two sets of sliding rods 15 are respectively connected to the left and right side walls of the cavity 10, through holes matched with the two sets of sliding rods 15 are formed in the side walls of the sliding block 16, springs 18 are sleeved on the outer side walls of the two sets of sliding rods 15, one end of each spring 18 is connected to the right side wall of the sliding block 16, the other end of each spring 18 is connected to the right side wall of the cavity 10, a pull rod 19 is disposed on the right side wall of the sliding block 16, one end of the pull rod 19 penetrates through the right side wall of the cavity 10 to be connected to a pull plate 13 disposed outside, and a handle 12 is disposed on the right side wall of the pull plate 13. The front side wall of the sliding block 16 is provided with a sliding block 17, and the left side wall of the sliding block 17 is provided with an inserted rod 14 matched with the insertion hole 9.

In this embodiment, please refer to fig. 2, the outer side wall of the fixed shaft 3 is provided with a sliding slot, and the sliding block 17 is slidably connected with the sliding slot, so that the sliding block 17 is more stable when moving under the action of the sliding slot.

In this embodiment, referring to fig. 2, the four sets of rotating discs 8 are distributed on the outer wall of the fixed shaft 3 in an annular array, so that the blades 2 are distributed on the outer wall of the fixed shaft 3 in an annular array.

In this embodiment, please refer to fig. 1, the fixing frame 4 is installed inside the axial flow pump main body 1, the inner wall of the fixing frame 4 is provided with the first bearing, the first bearing is sleeved on the outer wall of the rotating rod 6, and the rotating rod 6 can be supported under the action of the fixing frame 4, so that the blade 2 is driven to rotate more stably.

Example 2

Please refer to fig. 2: multiunit jack 9 is the annular array at the 8 outer walls of rolling disc and distributes, it can carry out the regulation of different angles to blade 2 to be equipped with multiunit jack 9, make inserted bar 14 can be better be connected with jack 9, from can carrying out better fixed to rolling disc 8, and in fig. 3, the spacing groove has been seted up to the back lateral wall in the

cavity

10, 16 back lateral walls of sliding block be equipped with spacing groove assorted stopper, make sliding block 16 remove about in cavity 10 more stably under the effect of spacing groove and stopper.

The working principle is as follows: pulling the handle 12 to move the pulling plate 12, so that the pulling plate 12 drives the pulling rod 19 to move, the pulling rod 19 drives the sliding block 16 to move in the cavity 10, so that the sliding block 16 moves on the outer wall of the sliding rod 15, the sliding block 16 extrudes the spring 18, and the sliding block 17 is driven to move, the inserted rod 14 is separated from the inserting hole 9, then the worker manually rotates the blade 2 to change the angle of the blade 2, after the adjustment is completed, the worker releases the handle 12, so that the sliding block 16 is moved by the elastic force of the spring 18, thereby connecting the insertion rod 14 with the insertion hole 9, thereby fixing the position of the vane 2, the four groups of pull rods 19 can be pulled simultaneously under the action of the pull plate 13, so that the four groups of blades 2 can be adjusted and fixed simultaneously, the time is saved, and the working efficiency is improved.

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. An axial-flow pump with blade angle adjusting device, includes axial-flow pump main part (1), its characterized in that: the axial flow pump is characterized in that a fixing plate (5) is arranged at the bottom of the axial flow pump main body (1), a motor (7) is arranged at the top of the fixing plate (5), a rotating rod (6) is connected to the output end of the motor (7), one end of the rotating rod (6) penetrates through the outer side wall of the axial flow pump main body (1) to be connected with a fixing shaft (3) arranged inside the axial flow pump main body (1), four groups of rotating discs (8) are arranged on the outer side wall of the fixing shaft (3), blades (2) are arranged on the front side wall of each of the four groups of rotating discs (8), a rotating shaft is arranged on the rear side wall of each of the four groups of rotating discs (8), one end of the rotating shaft penetrates through the outer side wall of the fixing shaft (3) to be connected with a bearing arranged on the inner side wall of the fixing shaft (3), multiple groups of jacks (9) are arranged on the outer side wall of each of the rotating discs (8), four groups of cavities (10) are provided with buckle assemblies (11), the buckle assembly (11) is used for fixing the rotating disc (8).

2. An axial flow pump having a blade angle adjustment arrangement according to claim 1, characterized in that: the buckle component (11) comprises a sliding block (16) which is arranged in the cavity (10) in a sliding connection way, two groups of slide bars (15) are arranged in the cavity (10), the left side and the right side of the two groups of slide bars (15) are respectively connected with the left side wall and the right side wall in the cavity (10), the side walls of the sliding blocks (16) are respectively provided with a through hole matched with the two groups of sliding rods (15), the outer side walls of the two groups of sliding rods (15) are respectively sleeved with a spring (18), one end of the spring (18) is connected with the right side wall of the sliding block (16), the other end of the spring (18) is connected with the right side wall in the cavity (10), slide block (16) right side wall is equipped with pull rod (19), pull rod (19) one end is run through in cavity (10) right side wall is connected with arm-tie (13) that the outside was equipped with, arm-tie (13) right side wall is equipped with handle (12). The side wall is equipped with slider (17) before slider (16), slider (17) left side wall is equipped with inserted bar (14) with jack (9) assorted.

3. An axial flow pump having a blade angle adjustment arrangement according to claim 2, characterized in that: the outer side wall of the fixed shaft (3) is provided with a sliding groove, and the sliding block (17) is connected with the sliding groove in a sliding mode.

4. An axial flow pump having a blade angle adjustment arrangement according to claim 1, characterized in that: the groups of the jacks (9) are distributed on the outer wall of the rotating disc (8) in an annular array.

5. An axial flow pump having a blade angle adjustment arrangement according to claim 1, characterized in that: the four groups of rotating discs (8) are distributed on the outer wall of the fixed shaft (3) in an annular array.

6. An axial flow pump having a blade angle adjustment arrangement according to claim 1, characterized in that: the axial-flow pump main part (1) internally mounted is equipped with mount (4), mount (4) inner wall is equipped with bearing one, and bearing one cup joints and installs at dwang (6) outer wall.

7. An axial flow pump having a blade angle adjustment arrangement according to claim 2, characterized in that: the limiting groove is formed in the rear side wall in the cavity (10), and the limiting block matched with the limiting groove is arranged on the rear side wall of the sliding block (16).