CN211288250U

CN211288250U - Adjustable axial-flow pump structure

Info

Publication number: CN211288250U
Application number: CN201922440686.7U
Authority: CN
Inventors: 贾海亚
Original assignee: Yancheng City Ocean Water Pump Co ltd
Current assignee: Yancheng City Ocean Water Pump Co ltd
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-08-18
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses an adjustable axial-flow pump structure, include: the pump shell main barrel and the pump shell auxiliary barrel are coaxially connected at the upper end of the pump shell main barrel, a water inlet communicated with the lower end of the pump shell main barrel is formed in the lower end of the pump shell main barrel, a water outlet bent pipe communicated with the pump shell main barrel is arranged between the pump shell main barrel and the pump shell auxiliary barrel, a pump shaft is rotatably arranged in the pump shell auxiliary barrel along the axis direction of the pump shell auxiliary barrel through a bearing, the lower end of the pump shaft extends into the lower end of the pump shell main barrel and is connected with an impeller, a sealing ring is arranged between the pump shaft at the lower end of the bearing and the pump shell auxiliary barrel, a first annular groove is formed in the end face of a water outlet of the water outlet bent pipe, a first connecting flange is arranged on the outer side of the water outlet bent pipe.

Description

Adjustable axial-flow pump structure

Technical Field

The utility model relates to a water pump specifically is an adjustable axial-flow pump structure.

Background

The axial-flow pump is commonly used for the field operations such as paddy field irrigation, urban sewage discharge and the like, mainly leads fluid to an outlet by the lift force of the blades, axially enters and axially exits, and has the advantages of large flow and the like. The existing axial-flow pump water outlet bent pipe is generally of a fixed structure, cannot adjust the water outlet angle of a water outlet, is inconvenient to use and has a small application range.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an adjustable axial-flow pump structure has solved some current axial-flow pump outlet elbow and has generally all been fixed knot structure, can't adjust delivery port outlet angle, uses inconveniently, the little problem of application scope.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an adjustable axial flow pump structure comprising: the pump shell main barrel and the pump shell auxiliary barrel are coaxially connected at the upper end of the pump shell main barrel, a water inlet communicated with the lower end of the pump shell main barrel is arranged at the lower end of the pump shell main barrel, a water outlet bent pipe communicated with the pump shell main barrel is arranged between the pump shell main barrel and the pump shell auxiliary barrel, a pump shaft is rotatably arranged in the pump shell auxiliary barrel along the axis direction of the pump shaft through a bearing, the lower end of the pump shaft extends into the lower end of the pump shell main barrel and is connected with an impeller, a sealing ring is arranged between the pump shaft at the lower end of the bearing and the pump shell auxiliary barrel, a first annular groove is arranged at the end face of a water outlet of the water outlet bent pipe, a first connecting flange is arranged outside the water outlet of the water outlet bent pipe, the water outlet of the water outlet bent pipe is connected with one end of a lower rotating bent pipe, the other end of the lower rotating bent pipe, the structure of the lower swivel elbow includes: the pipe bending device comprises a pipe bending body, wherein second connecting flanges matched with the first connecting flanges are arranged at two ends of the pipe bending body respectively, a first annular bulge matched with the first annular groove is arranged on one end face of the pipe bending body, a second annular groove is arranged on the other end face of the pipe bending body, and the second annular groove is identical to the first annular groove in structure.

Advantageous effects

The utility model provides an adjustable axial-flow pump structure. Compared with the prior art, the method has the following beneficial effects: adopt the same upper and lower rotatory return bend of structure and go out the water return bend and assemble, upper and lower return bend can the exclusive use, also can make up the use, can the position of multi-angle change delivery port. The three-dimensional adjustment of the position of the water outlet is realized, the use is convenient, and the application range is wide.

Drawings

Fig. 1 is a schematic structural diagram of the adjustable axial-flow pump structure of the present invention.

In the figure: 1. the pump case main barrel body, 2, the pump case auxiliary barrel body, 3, the water inlet, 4, the water outlet bent pipe, 5, the bearing, 6, the pump shaft, 7, the impeller, 8, the sealing ring, 9, the first annular groove, 10, the first connecting flange, 11, the lower turning pipe, 111, the bent pipe body, 112, the second connecting flange, 113, the first annular bulge, 114, the second annular groove, 12, the upper turning pipe, 13, the connecting bolt, 14 and the connecting nut.

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, the present invention provides a technical solution: an adjustable axial flow pump structure comprising: the pump shell main barrel 1 and the pump shell auxiliary barrel 2 are coaxially connected at the upper end of the pump shell main barrel 1, a water inlet 3 communicated with the pump shell main barrel 1 is arranged at the lower end of the pump shell main barrel 1, a water outlet bent pipe 4 communicated with the pump shell main barrel 1 is arranged between the pump shell main barrel 1 and the pump shell auxiliary barrel 2, a pump shaft 6 is rotatably arranged in the pump shell auxiliary barrel 2 along the axis direction through a bearing 5, the lower end of the pump shaft 6 extends into the lower end of the pump shell main barrel 1 to be connected with an impeller 7, a sealing ring 8 is arranged between the pump shaft 6 at the lower end of the bearing 5 and the pump shell auxiliary barrel 2, a first annular groove 9 is arranged at the end face of the water outlet bent pipe 4, a first connecting flange 10 is arranged at the outer side of the water outlet bent pipe 4, and the water outlet of the water outlet bent pipe 4 is connected, the other end of lower swivel elbow 11 is connected with upward turning pipe 12, lower swivel elbow 11 is the same with upward turning pipe 12's structure, the structure of lower swivel elbow 11 includes: the elbow pipe comprises an elbow pipe body 111, wherein two ends of the elbow pipe body 111 are respectively provided with a second connecting flange 112 which is matched with the first connecting flange 10, one end face of the elbow pipe body 111 is provided with a first annular bulge 113 which is matched with the first annular groove 9, the other end face of the elbow pipe body 111 is provided with a second annular groove 114, and the second annular groove 114 and the first annular groove 9 are identical in structure.

When the water outlet elbow pipe is installed, the lower rotary elbow pipe 11 is connected with the water outlet elbow pipe 4, the first annular bulge 113 on the end face of one end of the lower rotary elbow pipe 11 is inserted into the first annular groove 9 on the end face of the water outlet elbow pipe 4, after the lower rotary elbow pipe 11 is rotated to a required water outlet angle on the water outlet elbow pipe 4, the second connecting flange 112 on the lower rotary elbow pipe 11 is connected with the first connecting flange 10 on the water outlet elbow pipe 4 through the connecting bolt 13 and the connecting nut 14, and at the moment, the lower rotary elbow pipe 11 can meet the requirement of water outlet in any direction vertical to the water outlet axis direction of the water outlet elbow pipe 4; install rotatory return bend 12 additional as required, because the structure of lower rotatory return bend 11 and top spin turn pipe 12 is the same, first annular bulge 113 on the terminal surface of upper rotatory return bend 12 one end inserts in the first annular groove 9 on the lower rotatory return bend 11, top spin turn pipe 12 is rotatory to the required play water angle on lower rotatory return bend 11 after, top spin turn pipe 12 and the second flange 112 on the lower rotatory return bend 11 link together through connecting bolt 13 and coupling nut 14, at this moment, top rotatory return bend 11 can satisfy and go out water along the perpendicular arbitrary direction of lower rotatory return bend 11 play water axis direction.

When the water pump is used, the pump shaft 6 is in driving connection with an engine of a tractor, the engine of the tractor drives the pump shaft 6 to rotate, the pump shaft 6 drives the impeller 7 to rotate to pump water, and water enters the pump case main cylinder body 1 from the water inlet 3 and then is sent out from the water outlet bent pipe 4.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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.

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 adjustable axial-flow pump structure which characterized in that: the method comprises the following steps: the pump shell comprises a pump shell main barrel (1) and a pump shell auxiliary barrel (2) which are coaxially connected with each other at the upper end of the pump shell main barrel (1), a water inlet (3) communicated with the pump shell main barrel is arranged at the lower end of the pump shell main barrel (1), a water outlet bent pipe (4) communicated with the pump shell main barrel (1) is arranged between the pump shell main barrel (1) and the pump shell auxiliary barrel (2), a pump shaft (6) is rotatably arranged in the pump shell auxiliary barrel (2) along the axis direction through a bearing (5), the lower end of the pump shaft (6) extends into the lower end of the pump shell main barrel (1) to be connected with an impeller (7), a sealing ring (8) is arranged between the pump shaft (6) at the lower end of the bearing (5) and the pump shell auxiliary barrel (2), a first annular groove (9) is arranged at the water outlet end face of the water outlet bent pipe (4), and a first connecting flange (10) is arranged at the outer side of, the delivery port department of delivery elbow (4) is connected with the one end of lower rotatory return bend (11), the other end of lower rotatory return bend (11) is connected with last rotatory return bend (12), the structure of lower rotatory return bend (11) and upward spin turn pipe (12) is the same, the structure of lower rotatory return bend (11) includes: elbow body (111) the both ends of elbow body (111) are provided with second flange (112) of mutually supporting with first flange (10) respectively be provided with first annular bulge (113) of mutually supporting with first annular groove (9) on the one end terminal surface of elbow body (111) be provided with second annular groove (114) on the other end terminal surface of elbow body (111), second annular groove (114) are the same with first annular groove (9) structure.