CN110905823A

CN110905823A - Mixed flow pump for irrigation and water conservancy irrigation

Info

Publication number: CN110905823A
Application number: CN201810522218.1A
Authority: CN
Inventors: 高仁丽
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-05-28
Filing date: 2018-05-28
Publication date: 2020-03-24

Abstract

The invention discloses a mixed flow pump for irrigation and water conservancy, which structurally comprises a base, a rotating shaft, a motor, a hanging ring, a junction box, a water outlet pipe, a water inlet flange pipe, a filter cylinder and a pump body, wherein the base is provided with the motor and the pump body side by side, the motor and the pump body are in interference fit with the base, the motor is arranged on the left side of the pump body and is movably connected with the pump body through the rotating shaft, the top of the motor is provided with the hanging ring, the motor is welded with the hanging ring, the motor is provided with the junction box, the motor is electrically connected with the junction box, the top of the pump body is provided with the water outlet pipe, and the pump body and the water outlet pipe are of an integrated structure, the large object is blocked by the filter cylinder, so that the damage of the motor caused by the seizure of the turbine in the mixed flow pump is avoided.

Description

Mixed flow pump for irrigation and water conservancy irrigation

Technical Field

The invention relates to a mixed flow pump for irrigation and water conservancy, belonging to the field of mixed flow pumps.

Background

The mixed flow pump is a pump between the centrifugal pump and the axial flow pump, the specific speed of the mixed flow pump is higher than that of the centrifugal pump and lower than that of the axial flow pump, generally between 300 and 500, the lift of the mixed flow pump is higher than that of the axial flow pump, but the flow rate of the mixed flow pump is smaller than that of the axial flow pump and is larger than that of the centrifugal pump.

The prior art discloses the application numbers as follows: 201520892145.7A mixed flow pump for irrigation and water conservancy comprises a volute pump body, a water inlet pipe connector is arranged at the center of the left side wall of the pump body, a water outlet pipe connector tangent to the inner cavity of the pump body is arranged at the top of the pump body, and a gear box connecting flange is arranged at the center of the right side wall of the pump body; the method is characterized in that: the pump body inner chamber center is provided with an impeller, is provided with one at the inlet tube interface center of the pump body with the coaxial vice paddle leaf that sets up of impeller, and this vice paddle leaf comprises the epaxial three vice blade that is the radiativity and distributes of leaf, and the one end of leaf axle is fixed through threaded connection with the impeller center, and this prior art's advantage lies in: the auxiliary paddle is used for guiding water at the interface side of the water inlet pipe, so that the pumping flow is improved under the condition of not increasing the rotating speed of the impeller; the structure is beneficial to low-cost transformation of the original old mixed flow pump, the water inlet pipe and the water outlet pipe of a pump station are not required to be transformed integrally, the transformation period is short, the normal use of a pump room is not influenced, but the prior art can only utilize the auxiliary paddle to guide water at the interface side of the water inlet pipe, and the pumping flow is improved under the condition of not increasing the rotating speed of the impeller; the mixed flow pump can not be filtered, and the damage of the motor caused by the clamping of the mixed flow pump is avoided.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a mixed flow pump for irrigation and water conservancy, which aims to solve the problem that only auxiliary blades can be used for draining water at the connector side of a water inlet pipe and improve the pumping flow rate under the condition of not increasing the rotating speed of an impeller; the mixed flow pump can not be filtered, and the problem that the motor is damaged because the mixed flow pump is clamped is avoided.

In order to achieve the purpose, the invention is realized by the following technical scheme: a mixed flow pump for irrigation and water conservancy irrigation structurally comprises a base, a rotating shaft, a motor, a lifting ring, a junction box, a water outlet pipe, a water inlet flange pipe, a filter cylinder and a pump body, the base is provided with a motor and a pump body side by side, the motor and the pump body are in interference fit with the base, the motor is arranged on the left side of the pump body, the motor is movably connected with the pump body through a rotating shaft, the top of the motor is provided with a hanging ring, the motor is welded with the hanging ring, the motor is provided with a junction box, the motor is electrically connected with the junction box, the top of the pump body is provided with a water outlet pipe, the pump body and the water outlet pipe are of an integrated structure, the pump body is provided with a water inlet flange pipe, the pump body and the water inlet flange pipe are in interference fit, the water inlet flange pipe is internally provided with a filter cylinder, and the water inlet flange pipe and the filter cylinder are in clearance fit;

the cartridge filter comprises a barrel bottom, a filtering barrel body, a limiting ring and a movable pull ring, wherein the barrel bottom is arranged at the bottom of the filtering barrel body, the filtering barrel body and the barrel bottom are of an integrated structure, the limiting ring is arranged at the top of the filtering barrel body, the filtering barrel body is fixedly connected with the limiting ring, the limiting ring is provided with the movable pull ring, the limiting ring is movably connected with the movable pull ring, and the filtering barrel body and the water inlet flange pipe are in clearance fit.

Furthermore, four lifting rings are arranged on the base.

Further, the filtering barrel body is cylindrical.

Further, the base is of a rectangular structure.

Furthermore, the water outlet pipe is communicated with the water inlet flange pipe through the pump body.

Further, a turbine is arranged inside the pump body.

Furthermore, the pump body is made of stainless steel materials, so that rusting is prevented.

The invention has the beneficial effects that: in order to realize that the mixed flow pump can filter, be equipped with the cartridge filter on the flange pipe of intaking, the motor utilizes the axis of rotation to drive the internal turbine of pump and draws water, and irrigation water is when the cartridge filter, and the bold object is blocked by the cartridge filter, avoids the turbine in the mixed flow pump to be blocked and arouses the motor to damage.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural view of a mixed flow pump for irrigation and water conservancy of the present invention.

Fig. 2 is a schematic structural view of a mixed flow pump filter cartridge for irrigation and water conservancy of the invention.

In the figure: the water pump comprises a base-1, a rotating shaft-2, a motor-3, a lifting ring-4, a junction box-5, a water outlet pipe-6, a water inlet flange pipe-7, a filter cylinder-8, a pump body-9, a cylinder bottom-801, a filter cylinder body-802, a limiting ring-803 and a movable pull ring-804.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Referring to fig. 1 and 2, the present invention provides a mixed flow pump for irrigation and water conservancy: the structure of the water pump comprises a base 1, a rotating shaft 2, a motor 3, a lifting ring 4, a junction box 5, a water outlet pipe 6, a water inlet flange pipe 7, a filter cartridge 8 and a pump body 9, wherein the base 1 is provided with the motor 3 and the pump body 9 side by side, the motor 3 and the pump body 9 are in interference fit with the base 1, the motor 3 is arranged on the left side of the pump body 9, the motor 3 and the pump body 9 are movably connected through the rotating shaft 2, the lifting ring 4 is arranged at the top of the motor 3, the motor 3 and the lifting ring 4 are welded, the junction box 5 is arranged on the motor 3, the motor 3 and the junction box 5 are electrically connected, the top of the pump body 9 is provided with the water outlet pipe 6, the pump body 9 and the water outlet pipe 6 are of an integrated structure, the pump body 9 is provided with the water inlet flange pipe 7, the pump body 9 and the water, the water inlet flange pipe 7 and the filter cartridge 8 are in clearance fit, the filter cartridge 8 is composed of a cartridge bottom 801, a filter cartridge body 802, a limiting ring 803 and a movable pull ring 804, the cartridge bottom 801 is arranged at the bottom of the filter cartridge body 802, the filter cartridge body 802 and the cartridge bottom 801 are in an integrated structure, the limiting ring 803 is arranged at the top of the filter cartridge body 802, the filter cartridge body 802 and the limiting ring 803 are fixedly connected, the limiting ring 803 is provided with the movable pull ring 804, the limiting ring 803 is movably connected with the movable pull ring 804, the filter cartridge body 802 and the water inlet flange pipe 7 are in clearance fit, the base 1 is provided with four lifting rings 4, the filter cartridge body 802 is cylindrical, the base 1 is in a rectangular structure, the water outlet pipe 6 is communicated with the water inlet flange pipe 7 through the pump body 9, a turbine is arranged inside the pump body 9, and the pump body 9 is made of stainless steel, preventing rusting.

The filter cartridge 8 of the present invention is also called a filter cartridge, and as the name suggests, is a cylindrical element for filtering, and is generally divided into a filter cartridge for filtering a gas medium and a filter cartridge for filtering a liquid medium, and the filter cartridge for filtering the liquid medium is generally installed in a pipe filter, and has a common cone shape, so it is also called a cone-shaped filter screen.

When a user wants to use the irrigation water pump, the junction box 5 is connected with electric energy, the electric motor 3 can convert the electric energy into kinetic energy through the rotating shaft 2, the rotating shaft 2 is used for driving the turbine in the pump body 9, the turbine can generate attraction force through rotation to pump water, when irrigation water passes through the water inlet flange pipe 7, the filter cylinder 8 is used for filtering the irrigation water, the phenomenon that the turbine in the mixed flow pump is clamped to cause damage to the electric motor 3 is avoided, the filtered irrigation water is discharged from the water outlet pipe 6, and the filter cylinder body 802 can clean residues left after filtration through the movable pull ring 804.

The base 1, the rotating shaft 2, the motor 3, the hanging ring 4, the junction box 5, the water outlet pipe 6, the water inlet flange pipe 7, the filter cartridge 8, the pump body 9, the cartridge bottom 801, the filter cartridge body 802, the limiting ring 803 and the movable pull ring 804 are all universal standard parts or parts known by technicians in the field, and the structure and the principle of the water inlet flange pipe are known by technicians or conventional experimental methods; the mixed flow pump cannot be used for filtering, and the damage of the motor caused by the blockage of the mixed flow pump is avoided, the mixed flow pump can be filtered by combining the components, the filter cylinder 8 is arranged on the water inlet flange pipe 7, the motor 3 drives the turbine in the pump body 9 to pump water by using the rotating shaft 2, when irrigation water passes through the filter cylinder 8, large objects are blocked by the filter cylinder 8, and the damage of the motor 3 caused by the blockage of the turbine in the mixed flow pump is avoided, which is concretely characterized in that:

the bottom of the filtering barrel body 802 is provided with a barrel bottom 801, the filtering barrel body 802 and the barrel bottom 801 are of an integrated structure, the top of the filtering barrel body 802 is provided with a limit ring 803, the filtering barrel body 802 and the limit ring 803 are fixedly connected, the limit ring 803 is provided with a movable pull ring 804, the limit ring 803 and the movable pull ring 804 are movably connected, and the filtering barrel body 802 and the water inlet flange pipe 7 are in clearance fit.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a mixed flow pump for irrigation and water conservancy, its structure includes base (1), axis of rotation (2), motor (3), rings (4), terminal box (5), outlet pipe (6), flange pipe (7) of intaking, cartridge filter (8), pump body (9), base (1) on be equipped with motor (3) and pump body (9) side by side, motor (3) and pump body (9) all with base (1) interference fit, motor (3) locate pump body (9) left side, motor (3) and pump body (9) pass through axis of rotation (2) swing joint, motor (3) top be equipped with rings (4), motor (3) and rings (4) welding, motor (3) on be equipped with terminal box (5), motor (3) and terminal box (5) electricity connect, pump body (9) top be equipped with outlet pipe (6), pump body (9) and outlet pipe (6) structure as an organic whole, pump body (9) on be equipped with into water flange pipe (7), pump body (9) and into water flange pipe (7) adopt interference fit, into water flange pipe (7) in be equipped with cartridge filter (8), into water flange pipe (7) and cartridge filter (8) adopt clearance fit, its characterized in that:

cartridge filter (8) constitute by bobbin base (801), filtration staving (802), spacing ring (803), activity pull ring (804), filtration staving (802) bottom be equipped with bobbin base (801), filtration staving (802) and bobbin base (801) structure as an organic whole, filtration staving (802) top be equipped with spacing ring (803), filtration staving (802) and spacing ring (803) fixed connection, spacing ring (803) on be equipped with activity pull ring (804), spacing ring (803) and activity pull ring (804) swing joint, filtration staving (802) and water inlet flange pipe (7) adopt clearance fit.

2. The mixed flow pump for irrigation and water conservancy irrigation of claim 1, characterized in that: the base (1) is provided with four lifting rings (4).

3. The mixed flow pump for irrigation and water conservancy irrigation of claim 1, characterized in that: the filtering barrel body (802) is cylindrical.

4. The mixed flow pump for irrigation and water conservancy irrigation of claim 1, characterized in that: the base (1) is of a rectangular structure.

5. The mixed flow pump for irrigation and water conservancy irrigation of claim 1, characterized in that: the water outlet pipe (6) is communicated with the water inlet flange pipe (7) through a pump body (9).