CN212656977U

CN212656977U - Screw pump with self-cleaning function for thin oil station

Info

Publication number: CN212656977U
Application number: CN202021373455.5U
Authority: CN
Inventors: 杨晓东
Original assignee: Wuxi Kangbai Hydraulic Pneumatic Mechanical Co ltd
Current assignee: Wuxi Kangbai Hydraulic Pneumatic Mechanical Co ltd
Priority date: 2020-07-13
Filing date: 2020-07-13
Publication date: 2021-03-05
Anticipated expiration: 2030-07-13

Abstract

The utility model discloses a screw pump with self-cleaning function for a thin oil station, which comprises a pump shaft, helical blades, a self-cleaning device, a connecting column and a cleaning brush, wherein the helical blades are arranged on the outer wall of the pump shaft, one end of each helical blade is fixedly connected with the outer wall of the pump shaft, the self-cleaning device is arranged at the top of each helical blade, the connecting column is arranged in the self-cleaning device, the cleaning brush is arranged at the bottom of the connecting column, the top of the cleaning brush is fixedly connected with the bottom of the connecting column, and the end of the cleaning brush, which is far away from the connecting column, is movably connected with the outer; install cleaning brush, spliced pole and the transmission ring outside the helical blade through having designed and come to clean helical blade's surface, utilize the transmission ring to drive the spliced pole, the spliced pole drives cleaning brush and moves on helical blade's outer wall, and cleaning solution shower nozzle blowout cleaning solution is further clean to helical blade's outer wall simultaneously.

Description

Screw pump with self-cleaning function for thin oil station

Technical Field

The utility model belongs to the technical field of pump equipment, concretely relates to screw pump for thin oil station with automatically cleaning.

Background

The thin oil station is mainly suitable for a thin oil circulating lubrication system of mechanical equipment such as cement, smelting, rolling, mines, energy sources, light industry, traffic, transportation, petrochemical industry, electric power and the like, lubricating oil is supplied to friction parts such as gears, bearings and the like of a main engine gear box to play roles of friction reduction, cooling and lubrication, the quality of oil supply and lubrication is ensured, the main engine equipment is enabled to continuously and normally operate, a screw pump is used as a main structure of the thin oil station and is commonly used for conveying thin oil, and the screw pump is also called as a 'screw water raiser' and an 'Archimedes screw pump'. A pump for spirally lifting a liquid in an axial direction by rotation of a spiral blade. Generally comprises a shaft, a helical blade and a shell.

In the use process of the existing screw pump for the thin oil station, impurities may exist in the transported thin oil after the screw pump in the thin oil station runs for a period of time, the impurities are easily attached to the surfaces of a spiral blade and a pump shell, the normal running of the screw pump is influenced, the existing screw pump is difficult to clean, and the screw pump needs to be completely disassembled for cleaning.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a screw pump for thin oil station with automatically cleaning to propose current screw pump for thin oil station in solving above-mentioned background art in the use, because screw pump is after operation a period in the thin oil station, there may be impurity in the thin oil that transports, adhere to helical blade easily, the surface of pump case influences the normal operating of screw pump, and current screw pump is clean difficult, need take the screw pump all apart just can clean.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a screw pump for thin oil station with automatically cleaning, includes pump shaft, helical blade, self-cleaning device, spliced pole and cleaning brush, the outer wall of pump shaft is provided with helical blade, helical blade's one end and the outer wall fixed connection of pump shaft, helical blade's top is provided with self-cleaning device, self-cleaning device's inside is provided with the spliced pole, the bottom of spliced pole is provided with cleaning brush, cleaning brush's top and the bottom fixed connection of spliced pole, cleaning brush's the one end of keeping away from the spliced pole and helical blade's outer wall swing joint.

Preferably, the one end that helical blade kept away from the pump shaft has seted up the fixed slot, the inside of fixed slot is provided with the stopper, the outer wall of stopper and the inner wall joint of fixed slot, the left end of stopper and the outer wall fixed connection of spliced pole, the one end that the stopper was kept away from to the spliced pole is provided with the transmission ring, the one end fixed connection that the stopper was kept away from to the left end of transmission ring and spliced pole, the inner wall of transmission ring and the outer wall swing joint of pump shaft.

Preferably, the bottom of pump shaft is provided with the filter screen, the inner wall of filter screen and the outer wall joint of pump shaft, the top of filter screen is provided with the pump case, the bottom of pump case and the top fixed connection of filter screen, the oil inlet has been seted up to the bottom of pump case.

Preferably, the inside of pump case is provided with storage cavity, storage cavity's outer wall and the inner wall fixed connection of pump case, the inlet has been seted up to the left end of pump case, the inner wall of inlet and the outer wall joint of feed liquor pipe, the one end that the feed liquor pipe was kept away from to the pump case is provided with the drain pipe, the outer wall of drain pipe and the inner wall joint of pump case.

Preferably, the one end that the pump case was kept away from to the storage cavity is provided with the fixed block, the one end fixed connection that the pump case was kept away from to the outer wall of fixed block and storage cavity, the one end that the storage cavity was kept away from to the fixed block is provided with the sealing washer, the one end fixed connection that the storage cavity was kept away from to the one end of sealing washer and fixed block, the inside of sealing washer is provided with the transfer line, the outer wall and the sealing washer fixed connection of transfer line.

Preferably, the one end that the transfer line is close to the sealing washer is provided with the cleaning solution shower nozzle, the left end of cleaning solution shower nozzle and the one end fixed connection that the transfer line is close to the sealing washer, the one end fixed mounting who keeps away from the sealing washer of transfer line has the control valve.

Preferably, an oil outlet is formed in the top of the pump case, a pump shaft is arranged inside the oil outlet, the outer wall of the pump shaft is movably connected with the inner wall of the oil outlet, a transmission shaft is arranged at the top of the pump shaft, one end of the transmission shaft is fixedly connected with the top of the pump shaft, a variable speed transmission device is fixedly mounted at the other end of the transmission shaft, a motor is arranged at the top of the variable speed transmission device, and the bottom of the motor is fixedly connected with the top of the variable speed transmission device.

Preferably, a bearing seat is arranged at the bottom of the pump shaft, the top of the bearing seat is movably connected with the bottom of the pump shaft, and a fixed seat is fixedly arranged at the bottom of the bearing seat.

Compared with the prior art, the beneficial effects of the utility model are that:

1. install the outside cleaning brush at helical blade, the spliced pole, stopper position and driving ring clear up helical blade through having designed, remove through driving ring drive spliced pole, the stopper restricts the removal of spliced pole through the fixed slot of helical blade outer wall setting, the spliced pole drives the outer wall motion of cleaning brush at helical blade, the cleaning brush is cleaned helical blade's outer wall, get rid of the impurity of adhering to on the helical blade outer wall, guarantee helical blade's normal operating.

2. Through having designed inside feed liquor pipe, drain pipe, storage cavity, cleaning solution shower nozzle, control valve and the transfer line of installation pump case to the inside further cleanness of pump case, when the control valve was closed, can carry the coolant liquid to the inside device of screw pump or thin oil cooling through feed liquor pipe, drain pipe to in the use at thin oil station, improved the device's practicality, and convenient to use, labour saving and time saving.

Drawings

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

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

FIG. 3 is a schematic view of the self-cleaning device of the present invention;

fig. 4 is an enlarged schematic structural diagram of a in fig. 2 according to the present invention.

In the figure: 1. a pump housing; 2. a motor; 3. a variable speed drive; 4. a drive shaft; 5. a pump shaft; 6. a bearing seat; 7. a fixed seat; 8. filtering with a screen; 9. a liquid inlet pipe; 10. a liquid outlet pipe; 11. a cleaning liquid spray head; 12. a helical blade; 13. a self-cleaning device; 14. an oil outlet; 15. an oil inlet; 16. a fixed block; 17. a drive ring; 18. connecting columns; 19. a cleaning brush; 20. fixing grooves; 21. a limiting block; 22. a seal ring; 23. a control valve; 24. a transfusion tube; 25. a storage cavity.

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. 1-4, the present invention provides a technical solution: the utility model provides a screw pump for thin oil station with automatically cleaning, including pump shaft 5, helical blade 12, self-cleaning device 13, spliced pole 18 and cleaning brush 19, the outer wall of pump shaft 5 is provided with helical blade 12, helical blade 12's one end and pump shaft 5's outer wall fixed connection, helical blade 12's top is provided with self-cleaning device 13, self-cleaning device 13's inside is provided with spliced pole 18, spliced pole 18's bottom is provided with cleaning brush 19, cleaning brush 19's top and spliced pole 18's bottom fixed connection, cleaning brush 19 keep away from spliced pole 18's one end and helical blade 12's outer wall swing joint, be convenient for clear up helical blade 12.

In order to facilitate the removal of spliced pole 18, in this embodiment, preferably, helical blade 12 has kept away from the one end of pump shaft 5 and has seted up fixed slot 20, the inside of fixed slot 20 is provided with stopper 21, the outer wall of stopper 21 and the inner wall joint of fixed slot 20, the left end of stopper 21 and the outer wall fixed connection of spliced pole 18, the one end that stopper 21 was kept away from to spliced pole 18 is provided with drive ring 17, the one end fixed connection that stopper 21 was kept away from to the left end of drive ring 17 and spliced pole 18, the inner wall of drive ring 17 and the outer wall swing joint of pump shaft 5.

In order to facilitate reducing impurities entering the pump casing 1, in the embodiment, preferably, the bottom of the pump shaft 5 is provided with the filter screen 8, the inner wall of the filter screen 8 is clamped with the outer wall of the pump shaft 5, the top of the filter screen 8 is provided with the pump casing 1, the bottom of the pump casing 1 is fixedly connected with the top of the filter screen 8, and the bottom of the pump casing 1 is provided with the oil inlet 15.

For the convenience of use, in this embodiment, preferably, the inside of pump case 1 is provided with storage cavity 25, and the outer wall of storage cavity 25 and the inner wall fixed connection of pump case 1, and the inlet has been seted up to the left end of pump case 1, and the inner wall of inlet and the outer wall joint of feed liquor pipe 9, the one end that pump case 1 kept away from feed liquor pipe 9 is provided with drain pipe 10, and the outer wall of drain pipe 10 and the inner wall joint of pump case 1.

In order to facilitate the storage cavity 25 to convey liquid, in this embodiment, preferably, a fixing block 16 is disposed at one end of the storage cavity 25 away from the pump case 1, an outer wall of the fixing block 16 is fixedly connected with one end of the storage cavity 25 away from the pump case 1, a sealing ring 22 is disposed at one end of the fixing block 16 away from the storage cavity 25, one end of the sealing ring 22 is fixedly connected with one end of the fixing block 16 away from the storage cavity 25, an infusion tube 24 is disposed inside the sealing ring 22, and an outer wall of the infusion tube 24 is fixedly connected with the sealing.

In order to facilitate the use of the control valve 23, in this embodiment, it is preferable that one end of the infusion tube 24 close to the sealing ring 22 is provided with the cleaning solution nozzle 11, the left end of the cleaning solution nozzle 11 is fixedly connected with one end of the infusion tube 24 close to the sealing ring 22, and one end of the infusion tube 24 far from the sealing ring 22 is fixedly provided with the control valve 23.

In order to facilitate the operation of the pump shaft 5, in this embodiment, preferably, an oil outlet 14 is formed in the top of the pump case 1, the pump shaft 5 is arranged inside the oil outlet 14, the outer wall of the pump shaft 5 is movably connected with the inner wall of the oil outlet 14, a transmission shaft 4 is arranged on the top of the pump shaft 5, one end of the transmission shaft 4 is fixedly connected with the top of the pump shaft 5, a variable speed transmission device 3 is fixedly mounted at the other end of the transmission shaft 4, a motor 2 is arranged on the top of the variable speed transmission device 3, and the bottom of the motor 2 is fixedly connected with.

In order to fix the pump shaft 5 conveniently, in this embodiment, preferably, a bearing seat 6 is disposed at the bottom of the pump shaft 5, the top of the bearing seat 6 is movably connected with the bottom of the pump shaft 5, and a fixing seat 7 is fixedly mounted at the bottom of the bearing seat 6.

The utility model discloses a theory of operation and use flow: after the device is installed, the filter screen 8 can prevent partial impurities from entering the interior of the pump shell 1, the cleaning liquid enters the storage cavity 25 through the liquid inlet pipe 9, the control valve 23 arranged in the storage cavity 25 controls the conveying of the cleaning liquid, the control valve 23 is opened, the cleaning liquid reaches the cleaning liquid spray head 11 through the liquid conveying pipe 24, the cleaning liquid spray head 11 sprays the cleaning liquid, the motor 2 drives the transmission shaft 4 through the variable speed transmission device 3, the transmission shaft 4 drives the pump shaft 5 to rotate, the spiral blade 12 rotates, the cleaning liquid cleans the device in the interior of the pump shell 1, meanwhile, the transmission ring 17 drives the connecting column 18 to move on the outer wall of the helical blade 12, the limiting block 21 limits the moving track of the connecting column 18, so that the connecting column 18 can only move on the outer wall of the helical blade 12, the connecting column 18 drives the cleaning brush 19 to clean all parts of the outer wall of the helical blade 12, and impurities attached to the outer wall of the helical blade 12 are removed.

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 a screw pump for thin oil station with automatically cleaning, includes pump shaft (5), helical blade (12), self-cleaning device (13), spliced pole (18) and cleaning brush (19), its characterized in that: the pump shaft is characterized in that a spiral blade (12) is arranged on the outer wall of the pump shaft (5), one end of the spiral blade (12) is fixedly connected with the outer wall of the pump shaft (5), a self-cleaning device (13) is arranged at the top of the spiral blade (12), a connecting column (18) is arranged inside the self-cleaning device (13), a cleaning brush (19) is arranged at the bottom of the connecting column (18), the top of the cleaning brush (19) is fixedly connected with the bottom of the connecting column (18), and one end, far away from the connecting column (18), of the cleaning brush (19) is movably connected with the outer wall of the spiral blade (12).

2. The screw pump with self-cleaning function for the thin oil station of claim 1, wherein: fixed slot (20) have been seted up to the one end that pump shaft (5) were kept away from in helical blade (12), the inside of fixed slot (20) is provided with stopper (21), the outer wall of stopper (21) and the inner wall joint of fixed slot (20), the left end of stopper (21) and the outer wall fixed connection of spliced pole (18), the one end that stopper (21) were kept away from in spliced pole (18) is provided with transmission ring (17), the one end fixed connection of stopper (21) is kept away from with spliced pole (18) to the left end of transmission ring (17), the inner wall of transmission ring (17) and the outer wall swing joint of pump shaft (5).

3. The screw pump with self-cleaning function for the thin oil station of claim 1, wherein: the pump comprises a pump shaft (5) and is characterized in that a filter screen (8) is arranged at the bottom of the pump shaft (5), the inner wall of the filter screen (8) is connected with the outer wall of the pump shaft (5) in a clamping mode, a pump shell (1) is arranged at the top of the filter screen (8), the bottom of the pump shell (1) is fixedly connected with the top of the filter screen (8), and an oil inlet (15) is formed in the bottom of the pump shell (1).

4. A screw pump for thin oil station with self-cleaning as claimed in claim 3, wherein: the utility model discloses a pump case, including pump case (1), the inside of pump case (1) is provided with storage cavity (25), the outer wall of storage cavity (25) and the inner wall fixed connection of pump case (1), the inlet has been seted up to the left end of pump case (1), the inner wall of inlet and the outer wall joint of feed liquor pipe (9), the one end that feed liquor pipe (9) were kept away from in pump case (1) is provided with drain pipe (10), the outer wall of drain pipe (10) and the inner wall joint of pump case (1).

5. A screw pump with self-cleaning for thin oil station according to claim 4, characterized in that: the one end that pump case (1) was kept away from in storage cavity (25) is provided with fixed block (16), the one end fixed connection of pump case (1) is kept away from with storage cavity (25) to the outer wall of fixed block (16), the one end that storage cavity (25) were kept away from in fixed block (16) is provided with sealing washer (22), the one end fixed connection of storage cavity (25) is kept away from with fixed block (16) to the one end of sealing washer (22), the inside of sealing washer (22) is provided with transfer line (24), the outer wall and sealing washer (22) fixed connection of transfer line (24).

6. A screw pump with self-cleaning for thin oil station according to claim 5, characterized in that: one end that transfer line (24) are close to sealing washer (22) is provided with cleaning solution shower nozzle (11), the left end of cleaning solution shower nozzle (11) and transfer line (24) are close to the one end fixed connection of sealing washer (22), the one end fixed mounting who keeps away from sealing washer (22) of transfer line (24) has control valve (23).

7. A screw pump with self-cleaning for thin oil station according to claim 5, characterized in that: an oil outlet (14) is formed in the top of the pump shell (1), a pump shaft (5) is arranged inside the oil outlet (14), the outer wall of the pump shaft (5) is movably connected with the inner wall of the oil outlet (14), a transmission shaft (4) is arranged at the top of the pump shaft (5), one end of the transmission shaft (4) is fixedly connected with the top of the pump shaft (5), a variable speed transmission device (3) is fixedly mounted at the other end of the transmission shaft (4), a motor (2) is arranged at the top of the variable speed transmission device (3), and the bottom of the motor (2) is fixedly connected with the top of the variable speed transmission device (3).

8. The screw pump with self-cleaning function for the thin oil station of claim 1, wherein: the pump shaft structure is characterized in that a bearing seat (6) is arranged at the bottom of the pump shaft (5), the top of the bearing seat (6) is movably connected with the bottom of the pump shaft (5), and a fixed seat (7) is fixedly arranged at the bottom of the bearing seat (6).