CN113803263A

CN113803263A - Axial-flow pump with adjustable flow

Info

Publication number: CN113803263A
Application number: CN202010547783.0A
Authority: CN
Inventors: 万代祥; 陈宁; 万超; 张鑫麟
Original assignee: Gaoyou Central Post Pump Industry Co ltd
Current assignee: Gaoyou Central Post Pump Industry Co ltd
Priority date: 2020-06-16
Filing date: 2020-06-16
Publication date: 2021-12-17

Abstract

The invention relates to the technical field of axial flow pumps and discloses an axial flow pump with adjustable flow, which comprises a pump body, wherein a protective shell is fixedly arranged at the top of the pump body, a main motor is fixedly arranged at the top of the protective shell, a sleeve is fixedly arranged at the top of the pump body, and a bearing is fixedly arranged at the top of the sleeve. This axial-flow pump with adjustable flow, setting through the biax motor, it is rotatory to drive the threaded rod at both ends, two connecting rods receive the screw thread thrust effect of threaded rod and move or back of the body mutually, and then drive two slides and slide between the deflector, guide block on the slide removes in the guide way on the deflector, play the effect of spacing direction, region between two deflectors is flow region, when two slides are closed, liquid can't flow this moment, when two slides slowly when separately, the flow will be bigger and bigger, can adjust the size of flow, the purpose with adjustable flow has been reached.

Description

Axial-flow pump with adjustable flow

Technical Field

The invention relates to the technical field of axial-flow pumps, in particular to an axial-flow pump with adjustable flow.

Background

The axial flow pump is a pump for conveying liquid in the axial direction by the action force of the blades of the rotating impeller on the liquid, and there are vertical, horizontal, inclined and cross-flow pumps.

The axial flow pumps on the market at present are various, but the defects that the flow is not adjustable generally exist, most of the existing axial flow pumps only have the function of conveying liquid, the flow is generally fixed, the liquid flow cannot be adjusted according to the requirement, and under certain use environments, customers need the axial flow pumps to convey liquid at a small flow, obviously, the ordinary axial flow pumps cannot meet the requirements, so that the axial flow pumps with adjustable flow are provided to solve the problems.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the axial flow pump with adjustable flow, which has the advantages of adjustable flow and the like, and solves the problems that most of the existing axial flow pumps only have the function of conveying liquid, the flow is generally fixed, the liquid flow cannot be adjusted according to the requirement, and under certain use environments, customers need the axial flow pump to convey liquid at a small flow, and obviously, the ordinary axial flow pump cannot meet the requirements.

(II) technical scheme

In order to achieve the purpose of flow adjustment, the invention provides the following technical scheme: an axial-flow pump with adjustable flow comprises a pump body, wherein a protective shell is fixedly mounted at the top of the pump body, a main motor is fixedly mounted at the top of the protective shell, a sleeve is fixedly mounted at the top of the pump body, a bearing is fixedly mounted at the top of the sleeve, a rotating rod is fixedly mounted at the output end of the main motor, a rotary drum is fixedly mounted at the outer side of the rotating rod, a guide vane is fixedly mounted at the outer side of the rotary drum, an impeller is fixedly mounted at the outer side of the rotating rod, a suction pipe is fixedly mounted at the bottom of the pump body, a connector is fixedly mounted at the left side of the pump body, two guide plates are fixedly mounted on the inner side wall of the pump body, a flow meter is fixedly mounted at the outer side of the pump body, two sliding plates are movably mounted between the guide plates, a connecting rod is fixedly mounted at the back of the sliding plates, and a fixed seat is fixedly mounted at the back of the pump body, the back fixed mounting of fixing base has the biax motor, the output fixedly connected with threaded rod of biax motor, the semicircle orifice has all been seted up to the relative one side of slide.

Preferably, the sleeve and the rotating rod are both positioned inside the protective shell, and the rotating rod is positioned inside the bearing.

Preferably, the bottom of the rotating rod penetrates through the top of the pump body and extends to the inside of the pump body, and the pump body is of an L-shaped cylindrical structure which is hollow inside and has a top bent leftwards.

Preferably, the impeller is located the below of stator, the quantity of stator is a plurality of, a plurality of stator evenly distributed is in the outside of rotary drum.

Preferably, one end of the sliding plate close to the guide plate is fixedly provided with a guide block, one side of the sliding plate opposite to the guide plate is provided with a guide groove, and the guide block is positioned inside the guide groove.

Preferably, one end of the threaded rod close to the connecting rod penetrates through and extends to the outer side of the connecting rod, and the diameter of the semicircular hole is matched with that of the rotating rod.

(III) advantageous effects

Compared with the prior art, the invention provides an axial flow pump with adjustable flow, which has the following beneficial effects:

1. this axial-flow pump with adjustable flow, setting through the biax motor, it is rotatory to drive the threaded rod at both ends, two connecting rods receive the screw thread thrust effect of threaded rod and move or back of the body mutually, and then drive two slides and slide between the deflector, guide block on the slide removes in the guide way on the deflector, play the effect of spacing direction, region between two deflectors is flow region, when two slides are closed, liquid can't flow this moment, when two slides slowly when separately, the flow will be bigger and bigger, can adjust the size of flow, the purpose with adjustable flow has been reached.

2. This axial-flow pump with adjustable flow, drive the bull stick at the bearing internal rotation through main motor, protect bull stick and its connection structure not receive the damage through the protecting crust, the bull stick drives stator and the impeller rotation in the rotary drum outside, the rotation of impeller drives liquid and moves along the rotatory upward movement of the pump body, and through the setting of stator, eliminate the rotary motion of liquid, make it axial motion, make liquid discharge from the connector, the connector is used for connecting other pipelines and carries out liquid transportation, setting through the flowmeter, can test the inside flow of the pump body, when too big or the undersize of flow, can control double-shaft motor forward or reverse rotation, make the inside flow increase of the pump body or reduce, make things convenient for the user to adjust according to real-time flow, the mesh that facilitates the use has been reached.

Drawings

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

FIG. 2 is a schematic view of the connection structure of the guide plate and the dual-shaft motor of the present invention.

In the figure: the device comprises a pump body 1, a protective shell 2, a main motor 3, a sleeve 4, a bearing 5, a rotating rod 6, a rotating cylinder 7, a guide vane 8, an impeller 9, a suction pipe 10, a connector 11, a guide plate 12, a flowmeter 13, a sliding plate 14, a connecting rod 15, a fixed seat 16, a double-shaft motor 17, a threaded rod 18 and a semicircular hole 19.

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.

Referring to fig. 1-2, an axial flow pump with adjustable flow rate comprises a pump body 1, a protective shell 2 is fixedly installed at the top of the pump body 1, a main motor 3 is fixedly installed at the top of the protective shell 2, the model of the main motor 3 can be Y80M1-2, a sleeve 4 is fixedly installed at the top of the pump body 1, a bearing 5 is fixedly installed at the top of the sleeve 4, a rotating rod 6 is fixedly installed at the output end of the main motor 3, the bottom of the rotating rod 6 penetrates through the top of the pump body 1 and extends into the pump body 1, the pump body 1 is of an L-shaped cylindrical structure which is hollow inside and has a top bent leftward, the sleeve 4 and the rotating rod 6 are both located inside the protective shell 2, the rotating rod 6 is located inside the bearing 5, a rotating cylinder 7 is fixedly installed at the outer side of the rotating rod 6, a guide vane 8 is fixedly installed at the outer side of the rotating cylinder 7, an impeller 9 is fixedly installed at the outer side of the rotating rod 6, and the impeller 9 is located below the guide vane 8, the guide vanes 8 are distributed on the outer side of the rotary drum 7 uniformly, the bottom of the pump body 1 is fixedly provided with a suction pipe 10, the left side of the pump body 1 is fixedly provided with a connector 11, the inner side wall of the pump body 1 is fixedly provided with two guide plates 12, the outer side of the pump body 1 is fixedly provided with a flowmeter 13, two sliding plates 14 are movably arranged between the guide plates 12, one ends of the sliding plates 14, which are close to the guide plates 12, are fixedly provided with guide blocks, one opposite sides of the guide plates 12 are respectively provided with a guide groove, the guide blocks are positioned in the guide grooves, the back of the sliding plates 14 is fixedly provided with a connecting rod 15, the back of the pump body 1 is fixedly provided with a fixed seat 16, the back of the fixed seat 16 is fixedly provided with a double-shaft motor 17, the model of the double-shaft motor 17 can be GVD22-100-80S, the main motor 3 drives the rotary rod 6 to rotate in the bearing 5, the protective shell 2 is used for protecting the rotating rod 6 and the connecting structure thereof from being damaged, the rotating rod 6 drives the guide vane 8 and the impeller 9 outside the rotating drum 7 to rotate, the impeller 9 rotates to drive liquid to move upwards along the pump body 1 in a rotating manner, the rotating movement of the liquid is eliminated through the arrangement of the guide vane 8, the liquid becomes axial movement, the liquid is discharged from the connector 11, the connector 11 is used for connecting other pipelines for liquid transportation, the flow inside the pump body 1 can be tested through the arrangement of the flowmeter 13, when the flow is too large or too small, the forward or reverse rotation of the double-shaft motor 17 can be controlled, the flow inside the pump body 1 is increased or reduced, the convenience is brought to users for adjusting according to real-time flow, the purpose of convenience in use is achieved, the output end of the double-shaft motor 17 is fixedly connected with the threaded rod 18, the threaded rods 18 at two ends are driven to rotate through the arrangement of the double-shaft motor 17, two connecting rods 15 receive the screw thrust effect of threaded rod 18 and move or move back to back mutually, and then drive two slides 14 and slide between deflector 12, guide block on slide 14 removes in the guide way on deflector 12, play the effect of spacing direction, the region between two deflectors 12 is flow area, when two slides 14 are closed, liquid can't flow this moment, when two slides 14 slowly part, the flow will be bigger and bigger, can adjust the size of flow, the purpose with adjustable flow has been reached, semicircle orifice 19 has all been seted up to one side that slide 14 is relative, threaded rod 18 runs through and extends to the outside of connecting rod 15 near the one end of connecting rod 15, the diameter of semicircle orifice 19 and the diameter looks adaptation of bull stick 6.

To sum up, this axial-flow pump with adjustable flow, setting through biax motor 17, it is rotatory to drive the threaded rod 18 at both ends, two connecting rods 15 receive the screw thrust effect of threaded rod 18 and move or carry on the back mutually in opposite directions, and then drive two slides 14 and slide between deflector 12, guide block on slide 14 removes in the guide way on deflector 12, play the effect of spacing direction, the region between two deflectors 12 is the region that flows, when two slides 14 are closed, liquid can't flow this moment, when two slides 14 slowly part, the flow will be bigger and bigger, can adjust the size of flow, the purpose with adjustable flow has been reached.

Moreover, the main motor 3 drives the rotating rod 6 to rotate in the bearing 5, the rotating rod 6 and the connecting structure thereof are protected from being damaged by the protective shell 2, the rotating rod 6 drives the guide vane 8 and the impeller 9 on the outer side of the rotating cylinder 7 to rotate, the impeller 9 rotates to drive liquid to move upwards along the pump body 1 in a rotating manner, the rotating movement of the liquid is eliminated through the arrangement of the guide vane 8, the liquid becomes axial movement, the liquid is discharged from the connector 11, the connector 11 is used for connecting other pipelines to carry out liquid transportation, the flow inside the pump body 1 can be tested through the arrangement of the flowmeter 13, when the flow is too large or too small, the double-shaft motor 17 can be controlled to rotate forwards or reversely, the flow inside the pump body 1 is increased or reduced, the use personnel can adjust according to the real-time flow, the purpose of convenient use is achieved, and the problem that most of the existing axial flow pumps only have the function of conveying the liquid is solved, the flow is generally fixed, and the size of the liquid flow cannot be adjusted according to the requirement, and under certain use environments, a customer needs the axial flow pump to deliver liquid at a small flow, which obviously solves the problem that the common axial flow pump cannot meet the requirement.

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 adjustable flow, includes the pump body (1), its characterized in that: the pump comprises a pump body (1), a protective shell (2) is fixedly mounted at the top of the pump body (1), a main motor (3) is fixedly mounted at the top of the protective shell (2), a sleeve (4) is fixedly mounted at the top of the pump body (1), a bearing (5) is fixedly mounted at the top of the sleeve (4), a rotating rod (6) is fixedly mounted at the output end of the main motor (3), a rotating cylinder (7) is fixedly mounted at the outer side of the rotating rod (6), a guide vane (8) is fixedly mounted at the outer side of the rotating cylinder (7), an impeller (9) is fixedly mounted at the outer side of the rotating rod (6), a suction pipe (10) is fixedly mounted at the bottom of the pump body (1), a connector (11) is fixedly mounted at the left side of the pump body (1), guide plates (12) with two quantity are fixedly mounted on the inner side wall of the pump body (1), and a flowmeter (13) is fixedly mounted at the outer side of the pump body (1), movable mounting has slide (14) that quantity is two between deflector (12), the back fixed mounting of slide (14) has connecting rod (15), the back fixed mounting of the pump body (1) has fixing base (16), the back fixed mounting of fixing base (16) has double-shaft motor (17), the output fixedly connected with threaded rod (18) of double-shaft motor (17), semicircle orifice (19) have all been seted up to one side that slide (14) are relative.

2. A flow adjustable axial flow pump according to claim 1 wherein: the sleeve (4) and the rotating rod (6) are both located inside the protective shell (2), and the rotating rod (6) is located inside the bearing (5).

3. A flow adjustable axial flow pump according to claim 1 wherein: the bottom of bull stick (6) runs through the top of pump body (1) and extends to the inside of pump body (1), pump body (1) is inside hollow and the crooked L shape cylinder structure left in top.

4. A flow adjustable axial flow pump according to claim 1 wherein: impeller (9) are located the below of stator (8), the quantity of stator (8) is a plurality of, a plurality of stator (8) evenly distributed is in the outside of rotary drum (7).

5. A flow adjustable axial flow pump according to claim 1 wherein: one end of the sliding plate (14) close to the guide plate (12) is fixedly provided with a guide block, one side of the guide plate (12) opposite to the guide plate is provided with a guide groove, and the guide block is positioned in the guide groove.

6. A flow adjustable axial flow pump according to claim 1 wherein: one end of the threaded rod (18) close to the connecting rod (15) penetrates through and extends to the outer side of the connecting rod (15), and the diameter of the semicircular hole (19) is matched with that of the rotating rod (6).