CN112211824A

CN112211824A - Axial-flow pump with filter equipment

Info

Publication number: CN112211824A
Application number: CN201910631356.8A
Authority: CN
Inventors: 陈辉
Original assignee: Jiangsu Yalong Hydraulic Equipment Co ltd
Current assignee: Jiangsu Yalong Hydraulic Equipment Co ltd
Priority date: 2019-07-12
Filing date: 2019-07-12
Publication date: 2021-01-12

Abstract

The invention discloses an axial flow pump with a filtering device, belonging to the technical field of axial flow pumps, wherein the upper end of a pump body is provided with a water outlet, the top end of the pump body is provided with a coupler, the coupler is connected with a pump shaft penetrating through the top end of the pump body, the bottom end of the pump shaft is connected with an impeller, the inner wall of a fixing frame is fixedly provided with a guide frame, a spring is arranged in the guide frame, a filter screen is hinged on the inner side wall of the filter screen frame, the side wall of the filter screen frame is provided with a waterproof driving motor, the output end of the waterproof driving motor is connected with a cleaning brush rod, a sealing waterproof cover is sleeved outside the waterproof driving motor, a drain outlet is arranged below a water inlet, and a sealing cover is arranged at the drain outlet, the working efficiency is improved.

Description

Axial-flow pump with filter equipment

Technical Field

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

Background

The axial-flow pump impeller is provided with 2-7 blades and rotates in the circular-tube-shaped pump shell. The pump casing on the upper part of the impeller is provided with fixed guide vanes for eliminating the rotation motion of the liquid, converting the rotation motion into axial motion and converting the kinetic energy of the rotation motion into pressure energy. Axial pumps are usually single stage, with a few being made as two stages.

When current axial-flow pump uses in the production line, all directly link to each other transport pipeline and axial-flow pump, and continue to transport after the liquid that will transport passes through the axial-flow pump and conveys ejection of compact pipeline, current production line pipeline, because long-time the use, there are partial impurity and iron rust in the pipeline, can convey along with liquid together, remaining impurity and iron rust if untreated directly convey, then can produce certain influence to the use of axial-flow pump, can damage the impeller in the axial-flow pump, for this reason, we provide an axial-flow pump with filter equipment.

Disclosure of Invention

The present invention is directed to an axial flow pump with a filter device to solve the problems set forth in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: an axial flow pump with a filtering device comprises a pump body, wherein a water outlet is arranged at the upper end of the pump body, a water inlet is arranged at the lower end of the pump body, a coupler is arranged at the top end of the pump body and connected with a pump shaft penetrating through the top end of the pump body, an impeller is connected at the bottom end of the pump shaft, a hurdle is arranged at the water inlet, a fixing frame is arranged in an inner cavity of the water inlet, a guide frame is fixedly arranged on the inner wall of the fixing frame, a spring is arranged in the guide frame, a limiting plate with a mounting hole is hinged to the inlet end of the guide frame, a filter screen frame is movably arranged in the inner cavity of the guide frame, a filter screen is hinged to the inner side wall of the filter screen frame, a waterproof driving motor is arranged on the side wall of the filter screen frame, the output end of the waterproof driving motor, and a sealing cover is arranged at the sewage draining port.

Furthermore, the cross section of the fixing frame is of a T-shaped hollow cylinder structure, one end of the fixing frame is clamped on the outer wall of the water inlet, an external thread is arranged on the outer wall of one end of the fixing frame, and the hurdle is in threaded connection with the fixing frame.

Furthermore, the waterproof driving motor is arranged on one side of the filter screen frame through a fixing rod, and one end of the fixing rod is fixedly connected with the side edge of the filter screen frame.

Further, the cleaning brush rod is of a T-shaped structure, a driving rod of the cleaning brush rod penetrates through a sealing waterproof cover to be connected with a waterproof driving motor, and a sealing waterproof gasket is arranged at the joint of the sealing waterproof cover and the cleaning brush rod.

Furthermore, the lateral wall of the filter screen frame is provided with a convex block matched with the guide frame, and the filter screen frame is of a circular structure matched with the inner cavity of the water inlet.

Further, the drain outlet is arranged at the front end of the filter screen frame, and the sealing cover is in threaded connection with the drain outlet.

Further, the cross section of the sealing waterproof cover is of a triangular structure.

Compared with the prior art, the invention has the beneficial effects that: the axial flow pump cleaning device is simple in structure and reasonable in design, liquid entering the axial flow pump can be filtered through the arrangement of the filter screen, impurities in the liquid are effectively prevented from damaging the axial flow pump, the service life of the axial flow pump is effectively prolonged, the waterproof driving motor drives the cleaning brush rod to rotate, the impurities on the filter screen are cleaned and fall off and are discharged from the sewage outlet, the filter screen is cleaned manually, time is saved, and working efficiency is improved.

Drawings

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

FIG. 2 is an enlarged view of the structure at A of the present invention;

FIG. 3 is a schematic cross-sectional view of the water inlet of the present invention;

fig. 4 is a schematic view of the structure of a cleaning brush bar according to the present invention.

In the figure: 1. a pump body; 2. a water outlet; 3. a water inlet; 4. a coupling; 5. a pump shaft; 6. an impeller; 7. a hurdle frame; 8. a fixed mount; 9. a guide frame; 10. a spring; 11. a limiting plate; 12. a screen frame; 13. a filter screen; 14. a waterproof drive motor; 15. cleaning the brush bar; 16. sealing the waterproof cover; 17. a sealing waterproof gasket; 18. a sewage draining outlet; 19. and (7) sealing the cover.

The drawings are for illustrative purposes only and are not to be construed as limiting the patent; for the purpose of better illustrating the embodiments, certain features of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

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.

The invention provides an axial flow pump with a filtering device, which has the functions of filtering liquid entering the axial flow pump and quickly cleaning a filter screen, protects the axial flow pump and improves the working efficiency, and please refer to fig. 1 and 2, wherein the axial flow pump comprises a pump body 1, a water outlet 2, a water inlet 3, a coupling 4, a pump shaft 5, an impeller 6, a hurdle 7, a fixed frame 8, a guide frame 9, a spring 10, a limiting plate 11 and a filter screen frame 12; a filter screen 13, a waterproof driving motor 14, a cleaning brush rod 15, a sealing waterproof cover 16, a sewage draining exit 18 and a sealing cover 19;

referring to fig. 1, a water outlet 2 is arranged at the upper end of a pump body 1, a water inlet 3 is arranged at the lower end of the pump body 1, a coupler 4 is arranged at the top end of the pump body 1, the coupler 4 is connected with a pump shaft 5 penetrating through the top end of the pump body 1, the bottom end of the pump shaft 5 is connected with an impeller 6, the pump shaft 5 and the impeller 6 are driven to rotate by a motor, and fluid is conveyed;

referring to fig. 2, a hurdle 7 is arranged at the water inlet 3 and used for blocking impurities with larger diameters, an inner thread is arranged on the inner wall of one end of the hurdle 7, and a fixing frame 8 is arranged in the inner cavity of the water inlet 3;

referring to fig. 2 again, a guide frame 9 is fixedly arranged on the inner wall of the fixed frame 8, the guide frame 9 is in a hollow cylindrical structure, a strip-shaped opening is formed in the side wall of the guide frame 9, a spring 10 is arranged in the guide frame 9, the spring is convenient to pop up when a filter screen frame 12 is detached, a limiting plate 11 provided with a mounting hole is hinged to the inlet end of the guide frame 9, and the limiting plate 11 is fixed with the guide frame 9 through a locking screw;

referring to fig. 2 again, a filter frame 12 is movably arranged in the inner cavity of the guide frame 9, a filter screen 13 is hinged on the inner side wall of the filter frame 12 and used for filtering out impurities in the fluid, a waterproof driving motor 14 is arranged on the side wall of the filter frame 12, and the output end of the waterproof driving motor 14 is connected with a cleaning brush rod 15 to replace manual work for cleaning the filter screen 13;

referring to fig. 2 again, a sealing waterproof cover 16 is sleeved outside the waterproof driving motor 14, a sewage draining outlet 18 is arranged below the water inlet 3 and used for draining fallen impurities, and a sealing cover 19 is arranged at the sewage draining outlet 18.

Example (b): the convex block on the side wall of the filter screen frame 12 is inserted into the guide frame 9 and abuts against the spring 10, then the limiting plate 11 is covered by the locking screw, the fixing frame 8 is inserted into the water inlet 3, one end of the fixing frame 8 is clamped on the outer wall of the water inlet 3, the hurdle 7 is screwed up, the outer side of the joint is subjected to sealing and waterproof treatment, the waterproof driving motor 14 is electrically connected with the control switch, the pump shaft 5 and the impeller 6 are driven to rotate by the motor to convey fluid, when the fluid passes through the filter screen 13, the doped impurities are blocked by the filter screen 13 and attached to the surface of the filter screen, after the axial flow pump works for a period of time, and when the fluid is not conveyed, the waterproof driving motor 14 is started to drive the cleaning brush rod 15 to rotate and continuously rotate along the surface of the filter screen 13, the impurities on the surface of the filter screen 13 are brushed and dropped at the sewage discharge outlet, the axial-flow pump is protected, and the working efficiency is improved.

For the swift dismantlement of mount 8, the hollow cylinder structure of mount 8 cross-section for the T type, and 8 one end cards of mount locate water inlet 3 outer walls on, the external screw thread has been seted up to 8 one end outer walls of mount,

hurdle

7 and 8 threaded connection of mount, during the installation, only need peg graft in water inlet 3 with

mount

8, and 8 one end cards of mount are in water inlet 3 outer walls.

Referring to fig. 3, in order to fixedly mount the waterproof driving motor 14, the waterproof driving motor 14 is disposed on one side of the filter frame 12 through a fixing rod, one end of the fixing rod is fixedly connected to the side of the filter frame 12, and the other end of the fixing rod is fixedly connected to the outer wall of the waterproof sealing cover 16.

Referring to fig. 4, the cleaning brush rod 15 is a T-shaped structure, the cleaning brush rod 15 is provided with dense bristles, the cleaning brush rod 15 is in close contact with the surface of the filter screen 13, the driving rod of the cleaning brush rod 15 penetrates through the sealing waterproof cover 16 to be connected with the waterproof driving motor 14, and the joint between the sealing waterproof cover 16 and the cleaning brush rod 15 is provided with a sealing waterproof gasket 17 to prevent water from entering the inner cavity of the sealing waterproof cover 16.

For the swift installation of guide frame 9, filter frame 12 lateral wall is provided with the lug with guide frame 9 looks adaptation, and guide frame 9 and filter frame 12 are swing joint, and filter frame 12 is the circular structure with water inlet 3 inner chamber looks adaptation.

In order that the dropped impurities fall into the soil discharge opening 18, the soil discharge opening 18 is provided at the front end of the screen frame 12, and the sealing cover 19 is screw-coupled with the soil discharge opening 18.

In order to reduce the resistance of the seal boot 16 to water flow, the seal boot 16 has a triangular cross-section.

The standard parts used in the invention can be purchased from the market, the special-shaped parts can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts conventional means such as bolts, rivets, welding and the like mature in the prior art, the machines, the parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, so that the detailed description is omitted.

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. The utility model provides an axial-flow pump with filter equipment, includes the pump body (1), its characterized in that: the pump is characterized in that a water outlet (2) is formed in the upper end of the pump body (1), a water inlet (3) is formed in the lower end of the pump body (1), a coupler (4) is arranged on the top end of the pump body (1), the coupler (4) is connected with a pump shaft (5) penetrating through the top end of the pump body (1), an impeller (6) is connected with the bottom end of the pump shaft (5), a hurdle frame (7) is arranged at the position of the water inlet (3), a fixing frame (8) is arranged in the inner cavity of the water inlet (3), a guide frame (9) is fixedly arranged on the inner wall of the fixing frame (8), a spring (10) is arranged in the guide frame (9), a limiting plate (11) of a mounting hole is hinged to the inlet end of the guide frame (9), a filter screen frame (12) is movably arranged in the inner cavity of the guide frame (9), a filter screen (13), the brush cleaning device is characterized in that the output end of the waterproof driving motor (14) is connected with the cleaning brush rod (15), the outer side of the waterproof driving motor (14) is sleeved with the sealing waterproof cover (16), the sewage draining outlet (18) is formed in the lower portion of the water inlet (3), and the sealing cover (19) is arranged at the sewage draining outlet (18).

2. An axial flow pump with a filter arrangement according to claim 1, characterized in that: the cross section of the fixing frame (8) is of a T-shaped hollow cylinder structure, one end of the fixing frame (8) is clamped on the outer wall of the water inlet (3), external threads are formed in the outer wall of one end of the fixing frame (8), and the hurdle frame (7) is in threaded connection with the fixing frame (8).

3. An axial flow pump with a filter arrangement according to claim 1, characterized in that: the waterproof driving motor (14) is arranged on one side of the filter screen frame (12) through a fixing rod, and one end of the fixing rod is fixedly connected with the side edge of the filter screen frame (12).

4. An axial flow pump with a filter arrangement according to claim 1, characterized in that: clean brush pole (15) are T type structure, just the actuating lever of clean brush pole (15) runs through sealed buckler (16) and is connected with waterproof driving motor (14), sealed buckler (16) and clean brush pole (15) junction are provided with sealed waterproof gasket (17).

5. An axial flow pump with a filter arrangement according to claim 1, characterized in that: the side wall of the filter screen frame (12) is provided with a convex block matched with the guide frame (9), and the filter screen frame (12) is of a circular structure matched with the inner cavity of the water inlet (3).

6. An axial flow pump with a filter arrangement according to claim 1, characterized in that: the sewage draining exit (18) is arranged at the front end of the filter screen frame (12), and the sealing cover (19) is in threaded connection with the sewage draining exit (18).

7. An axial flow pump with a filter arrangement according to claim 1, characterized in that: the cross section of the sealing waterproof cover (16) is of a triangular structure.