CN218598383U

CN218598383U - Turbine forward-extending type double-blade cutting sewage pump with back flushing effect

Info

Publication number: CN218598383U
Application number: CN202223018886.1U
Authority: CN
Inventors: 陈继敏
Original assignee: Taizhou Fortune Pump Co ltd
Current assignee: Taizhou Fortune Pump Co ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-03-10
Anticipated expiration: 2032-11-14

Abstract

The utility model relates to a sewage cutting technical field just discloses a turbine reach-forward double-blade cutting sewage pump with back flush efficiency, including main shaft, base and casing, main shaft bottom fixedly connected with tangent leaf and anti-tangent leaf, base one side fixedly connected with filter screen, the inslot portion that the base top was seted up installs the screw one side fixed mounting has the disk. According to the turbine forward-extending type double-blade cutting sewage pump with the back-flushing effect, the valve is mounted inside the pump and used for controlling water flow, and after the pump is used for a period of time, sundries are blocked at the position of the water inlet and can block inflow of the water flow, so that the impeller is reversed at this time, the valve is opened, and the sundries blocked at the water inlet are flushed outwards through the outwards flowing speed of the water flow, so that the sundries are more convenient to clean.

Description

Turbine forward-extending type double-blade cutting sewage pump with back flushing effect

Technical Field

The utility model relates to a sewage cutting technical field specifically is a turbine reach-forward type double-blade cutting sewage pump with back flush efficiency.

Background

With the progress of society, the living standard of people is continuously improved and the environmental protection consciousness is strengthened, the sewage pump is familiar to people, the application range is wider and wider, when the sewage pump is used for treating sewage, a filter screen is generally added in front of a sewage treatment tank, and fiber winding and the like are blocked in front of a suction inlet of the pump, so that the fiber winding and the like cannot enter a pump cavity, the pump can work better, and the service life is longer. When the sewage pump is used at ordinary times, the water inlet is blocked by large sundries, so that the pumping speed of the pump is greatly reduced, and after the pump works for a period of time, the pump needs to be shut down for cleaning due to the blockage of sundries at the water outlet, so that the working time and the efficiency are delayed, and therefore the sewage pump needs to be improved.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

To the deficiency of the prior art, the utility model provides a turbine reach-forward double-blade cutting sewage pump with back flush efficiency possesses advantages such as self-cleaning, has solved the difficult abluent problem.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a two blade cutting sewage pumps of turbine reach-forward with back flush efficiency, includes main shaft, base and casing, main shaft bottom fixedly connected with tangent leaf and anti-tangent leaf, base one side fixedly connected with filter screen, the inslot portion of seting up at the base top installs the screw one side fixed mounting has the disk, one side fixed mounting of base has the delivery port both sides fixed mounting has two fixed screw about the delivery port, the top fixed mounting of main shaft has the base bearing the top fixed mounting of base bearing has the fixer, fixer top fixedly connected with electric wire, the one end of electric wire is fixed on the top through the line ball cap.

Preferably, two rotor assemblies and two stator assemblies are mounted on both sides of the main shaft.

Preferably, the top of the machine shell is fixedly connected with an upper cover, the surface of the upper cover is in threaded connection with two lifting bolts, and the bottom of the upper cover is connected with an upper sealing cover.

Preferably, the surfaces of the two shells on the two sides of the main shaft are fixedly connected with an internal circulation sleeve.

Preferably, two sides of the middle connection part of the main shaft are respectively provided with a double-layer main bearing, and a mechanical seal is arranged between the main shaft and the bottom of the double-layer main bearing.

Preferably, the bottom of the main shaft is fixedly provided with an auxiliary impeller and a main impeller.

Compared with the prior art, the utility model provides a turbine reach-forward double-blade cutting sewage pump with back flush efficiency possesses following beneficial effect:

1. this two blade cutting sewage pumps of turbine formula of stretching forward with back flush efficiency is used for controlling rivers through internally mounted a valve, and after the pump has used a period, can block up at the position of water inlet debris, can block the inflow of rivers, so let the impeller reversal at this moment, open the valve again, through the outside velocity of flow of rivers, outwards wash away the debris that block up at the water inlet to make us more convenient in clearance debris.

2. This two blade cutting sewage pumps of turbine formula of stretching forward with back flush efficiency, through installing a tangent leaf and anti-tangent leaf at the bottom and come to shredding to debris, because there are many debris in the sewage, after the pump is used a period, have many debris stifled on the filter screen to make the efficiency greatly reduced that draws water of pump, consequently install two and cut the leaf and can carry out effectual shredding to debris, thereby improved the condition that water inlet debris often blocked up.

Drawings

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

FIG. 2 is a front view of the structure of the present invention;

fig. 3 is a schematic view of the impeller of the present invention.

Wherein: 1. a main shaft; 2. tangent leaves; 3. reversely cutting leaves; 4. a base; 5. a filter screen; 6. a main bearing; 7. a holder; 8. an electric wire; 9. a wire pressing cap; 10. an eye bolt; 11. the rotor part is assembled; 12. a stator part is assembled; 13. a housing; 14. an internal circulation sleeve; 15. a double-layer main bearing; 16. mechanical sealing; 17. a secondary impeller; 18. an impeller; 19. a wafer; 20. a screw; 21. a water outlet; 22. fixing screw holes; 23. an upper cover; 24. and an upper sealing cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. 1-3, a turbine forward-extending type double-blade cutting sewage pump with backwashing effect comprises a main shaft 1, a base 4 and a casing 13, wherein two rotor parts 11 and two stator parts 12 are respectively arranged at two sides of the main shaft 1, an upper cover 23 is fixedly connected at the top of the casing 13, two lifting eye bolts 10 are connected on the surface of the upper cover 23 through screw threads, an upper sealing cover 24 is connected at the bottom of the upper cover 23, inner circulation sleeves 14 are fixedly connected on the surfaces of two casings 13 on two sides of the main shaft 1, two double-layer main bearings 15 are respectively arranged on two sides of the middle joint of the main shaft 1, a mechanical seal 16 is arranged between the bottom of the main shaft 1 and the bottom of the double-layer main bearing 15, an auxiliary impeller 17 and a main impeller 18 are fixedly arranged at the bottom of the main shaft 1, a tangent blade 2 and an inverse tangent blade 3 are fixedly connected at the bottom of the main shaft 1, the impurities are crushed by arranging one tangent blade and one inverse tangent blade at the bottom, because the sewage contains a lot of impurities, when the pump is used for a period of time, the impurities are blocked on the filter screen, thereby greatly reducing the water pumping efficiency of the pump, effectively crushing the sundries by installing two cutting blades, thereby improving the situation that sundries at the water inlet are often blocked, one side of the base 4 is fixedly connected with the filter screen 5, the groove arranged at the top of the base 4 is internally provided with the screw 20, on the side of the screw 20, a disc 19 is fixedly installed, for controlling the water flow by installing a valve inside, when the pump is used for a period of time, sundries can be blocked at the position of the water inlet to block the inflow of water flow, therefore, the impeller is reversely rotated at this time, the valve is opened, and impurities blocked at the water inlet are washed outwards through the outward flow velocity of water flow, so that the impurities can be cleaned more conveniently. One side fixed mounting of base 4 has delivery port 21, and both sides fixed mounting has two fixed screw 22 about delivery port 21, and the top fixed mounting of main shaft 1 has base bearing 6, has fixer 7 at the top fixed mounting of base bearing 6, and 7 top fixedly connected with electric wires 8 of fixer, 8 one ends of electric wires are passed through the line ball cap 9 and are fixed on the top.

When the water inlet pump is used, the pump is fixed in sewage, then the pump is started to pump water, when large sundries are accumulated at the water inlet, the two rotating cutting blades can cut the large sundries into pieces, water flowing is facilitated, when more sundries are accumulated at the water inlet, the valve is opened, the impeller is enabled to reversely rotate to flush out the accumulated sundries at the water inlet through water flow, and when the sundries are cleaned, normal water pumping work is started again.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 a two blade cutting sewage pumps of formula of stretching forward of turbine with back flush efficiency, includes main shaft (1), base (4) and casing (13), its characterized in that: main shaft (1) bottom fixedly connected with tangent leaf (2) and undercut leaf (3), base (4) one side fixedly connected with filter screen (5), inslot portion that base (4) top was seted up installs screw (20) one side fixed mounting has disk (19), one side fixed mounting of base (4) has delivery port (21) upper and lower both sides fixed mounting has two fixed screw (22), the top fixed mounting of main shaft (1) has base bearing (6) the top fixed mounting of base bearing (6) has fixer (7), fixer (7) top fixedly connected with electric wire (8), the one end of electric wire (8) is passed through line ball cap (9) and is fixed on the top.

2. The turbine forward-extending type double-blade cutting sewage pump with the back flushing effect as claimed in claim 1, wherein: two rotor parts (11) and two stator parts (12) are arranged on two sides of the main shaft (1).

3. The turbine forward-extending type double-blade cutting sewage pump with the back flushing effect as claimed in claim 1, wherein: the top of the machine shell (13) is fixedly connected with an upper cover (23), the surface of the upper cover (23) is in threaded connection with two lifting bolts (10), and the bottom of the upper cover (23) is connected with an upper sealing cover (24).

4. The turbine forward-extending type double-blade cutting sewage pump with the back flushing effect as claimed in claim 1, wherein: the surface of the shell (13) is fixedly connected with an internal circulation sleeve (14).

5. The turbine forward-extending type double-blade cutting sewage pump with the back flushing effect as claimed in claim 1, wherein: two sides of the middle connection part of the main shaft (1) are respectively provided with a double-layer main bearing (15), and a mechanical seal (16) is arranged between the main shaft (1) and the bottom of the double-layer main bearing (15).

6. The turbine forward-extending type double-blade cutting sewage pump with the back flushing effect as claimed in claim 1, wherein: and an auxiliary impeller (17) and a main impeller (18) are fixedly arranged at the bottom of the main shaft (1).