CN212536101U

CN212536101U - Anti-blocking water pump

Info

Publication number: CN212536101U
Application number: CN202020943830.9U
Authority: CN
Inventors: 金强; 贾海宁; 贾海亚
Original assignee: Yancheng City Ocean Water Pump Co ltd
Current assignee: Yancheng City Ocean Water Pump Co ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2021-02-12
Anticipated expiration: 2030-05-29

Abstract

The utility model discloses a prevent stifled water pump, include: the casing the one end of casing is provided with the water inlet be provided with the filter screen in the water inlet the other end of casing is provided with transmission box the transmission box rotates through first support bearing and is provided with the pivot in the transmission box one of the pivot stretches into in the casing is served and is provided with the impeller, the other end that transmission box was stretched out in the pivot is connected with drive arrangement casing upper end between impeller and the transmission box is provided with the outlet pipe that communicates each other with the casing be provided with the turbine in the pivot between impeller and the water inlet be provided with the support frame in the casing between turbine and the impeller.

Description

Anti-blocking water pump

Technical Field

The utility model relates to a water pump specifically is an anti-blocking water pump.

Background

The water pump is commonly used for the field operations such as paddy field irrigation, urban sewage discharge and the like, and mainly leads fluid to an outlet by the suction force of an impeller. The existing water pump usually adopts a single impeller to work, the suction is small, the water pump is low in pumping efficiency, meanwhile, once the filter screen at the water inlet of the existing water pump is blocked by sundries, the outer surface of the filter screen needs to be cleaned by manually submerging fluid, the automation degree is low, the operation is troublesome, the labor intensity is high, and the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a prevent stifled water pump has solved some current single impellers of adopting and has carried out work usually, and suction is less, and the water pump is pumped water inefficiently, and simultaneously, current water pump in case debris take place to block up in the filter screen of water inlet department, needs the artifical fluid of sneaking into to clear up the filter screen surface, and degree of automation is low, troublesome poeration, intensity of labour is big, uses inconvenient problem.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: an anti-clogging water pump comprising: a shell, a water inlet is arranged at one end of the shell, a filter screen is arranged in the water inlet, a transmission box body is arranged at the other end of the shell, a rotating shaft is arranged in the transmission box body in a rotating manner through a first supporting bearing, an impeller is arranged at one end of the rotating shaft extending into the shell, the other end of the rotating shaft extending out of the transmission box body is connected with a driving device, a water outlet pipe communicated with the shell is arranged at the upper end of the shell between the impeller and the transmission box body, a turbine is arranged on the rotating shaft between the impeller and the water inlet, a supporting frame is arranged in the shell between the turbine and the impeller, the rotating shaft is arranged on the supporting frame in a rotating manner through a second supporting bearing, a water pressure detector and a first electromagnetic valve are sequentially arranged on the water outlet pipe from bottom to top, a back, the water pressure detector is characterized in that one end of the back flushing pipe is communicated with a water outlet pipe between the first electromagnetic valves of the water pressure detector, a spray head matched with the filter screen is arranged at the other end of the back flushing pipe, a second electromagnetic valve is arranged on the back flushing pipe, and a controller connected with the water pressure detector, the first electromagnetic valve and the second electromagnetic valve is arranged on the shell.

Preferably, the cross section of the back flushing pipe is of an arc structure.

Preferably, the sprayer comprises a plurality of sprayer units, and the sprayer units are uniformly in a fan-shaped distribution structure on the back flushing pipe.

Advantageous effects

The utility model provides an anti-blocking water pump. Compared with the prior art, the method has the following beneficial effects: increase the turbine at the impeller front end and realize the pressure boost effect, improve the suction and the efficiency of drawing water of water pump, simultaneously, increase the backwash water pipe on the water pump, can judge whether the filter screen takes place to block up according to outlet pipe water pressure to switch out the water end through the solenoid valve and clear up the filter screen surface through backwash water pipe guide to shower nozzle department with the water, degree of automation is high, convenient operation reduces workman's intensity of labour.

Drawings

Fig. 1 is the structure schematic diagram of the anti-blocking pump of the utility model.

Fig. 2 is a left side view of the structure of the back flushing pipe and the spray head in fig. 1.

In the figure: 1. the water pressure detection device comprises a shell, 2, a water inlet, 3, a filter screen, 4, a transmission box body, 5, a first supporting bearing, 6, a rotating shaft, 7, an impeller, 8, a driving device, 9, a water outlet pipe, 10, a turbine, 11, a supporting frame, 12, a second supporting bearing, 13, a water pressure detector, 14, a first electromagnetic valve, 15, a support, 16, a backwashing water pipe, 17, a spray head, 171, a spray head unit, 18, a second electromagnetic valve, 19 and a controller.

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. 1-2, the present invention provides a technical solution: an anti-clogging water pump comprising: the water purifier comprises a shell 1, a water inlet 2 is arranged at one end of the shell 1, a filter screen 3 is arranged in the water inlet 2, a transmission box body 4 is arranged at the other end of the shell 1, a rotating shaft 6 is rotatably arranged in the transmission box body 4 through a first supporting bearing 5, an impeller 7 is arranged at one end of the rotating shaft 6 extending into the shell 1, the other end of the rotating shaft 6 extending out of the transmission box body 4 is connected with a driving device 8, a water outlet pipe 9 communicated with the shell 1 is arranged at the upper end of the shell 1 between the impeller 7 and the transmission box body 4, a turbine 10 is arranged on the rotating shaft 6 between the impeller 7 and the water inlet 2, a supporting frame 11 is arranged in the shell 1 between the turbine 10 and the impeller 7, the rotating shaft 6 is rotatably arranged on the supporting frame 11 through a second supporting bearing 12, a water pressure detector 13 and a first electromagnetic valve 14 are sequentially arranged on the water outlet pipe 9, the water pressure detection device is characterized in that a back flushing pipe 16 is arranged at the upper end of the shell 1 through a support 15, one end of the back flushing pipe 16 is communicated with a water outlet pipe 9 between the water pressure detector 13 and the first electromagnetic valve 14, a spray head 17 matched with the filter screen 3 is arranged at the other end of the back flushing pipe 16, a second electromagnetic valve 18 is arranged on the back flushing pipe 16, and a controller 19 connected with the water pressure detector 13, the first electromagnetic valve 14 and the second electromagnetic valve 18 is arranged on the shell 1.

Referring to fig. 1-2, in this example, the cross-section of the back flush tube 16 is curved.

Referring to fig. 1-2, in the present example, the spray head 17 includes a plurality of spray head units 171, and the spray head units 171 are uniformly distributed in a fan-shaped configuration on the backwash pipe 16.

When the water pump is used, the driving device 8 drives the rotating shaft 6 to rotate, one end of the rotating shaft 6 rotates in the transmission box body 4 through the first supporting bearing 5, the other end of the rotating shaft 6 rotates on the supporting frame 11 through the second supporting bearing 12, the rotating shaft 6 drives the impeller 7 and the turbine 10 to rotate, water enters the shell 1 from the water inlet 2 and then is discharged out of the shell 1 from the water outlet pipe 9, the turbine 10 can play a role in pressurizing the water, the water pumping efficiency of the water pump is improved, the water pressure detector 13 can detect the water pressure in the water outlet pipe 9, when the water pressure detector 13 detects that the water pressure passing through the water outlet pipe 9 is reduced, the filter screen 3 at the water inlet 2 is blocked by sundries, at the moment, the controller 19 controls the first electromagnetic valve 14 to be closed, the second electromagnetic valve 18 is opened, and the water enters the shell 1 from the water inlet 2 and, the water is sprayed out from a plurality of nozzle units 17 distributed in a fan shape to form high-pressure jet flow to clean the surface of the filter screen 3, the high-pressure jet flow can take away impurities, so that the filter screen 3 is smooth to realize a backwashing effect, at the moment, the detection data of the water pressure detector 13 is recovered to be normal, the controller 19 controls the first electromagnetic valve 14 to be opened, the second electromagnetic valve 18 is closed, and at the moment, the water pump works normally again.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 anti-clogging water pump comprising: casing (1) the one end of casing (1) is provided with water inlet (2) be provided with filter screen (3) in water inlet (2) the other end of casing (1) is provided with transmission box (4) rotate through first support bearing (5) in transmission box (4) and be provided with pivot (6) stretch into one of casing (1) and serve and be provided with impeller (7), the other end that transmission box (4) were stretched out in pivot (6) is connected with drive arrangement (8) casing (1) upper end between impeller (7) and transmission box (4) is provided with outlet pipe (9) that communicate each other with casing (1), its characterized in that: a turbine (10) is arranged on a rotating shaft (6) between the impeller (7) and the water inlet (2), a support frame (11) is arranged in a shell (1) between the turbine (10) and the impeller (7), the rotating shaft (6) is rotatably arranged on the support frame (11) through a second support bearing (12), a water pressure detector (13) and a first electromagnetic valve (14) are sequentially arranged on the water outlet pipe (9) from bottom to top, a back flushing pipe (16) is arranged at the upper end of the shell (1) through a support (15), one end of the back flushing pipe (16) is communicated with the water outlet pipe (9) between the water pressure detector (13) and the first electromagnetic valve (14), a spray head (17) matched with the filter screen (3) is arranged at the other end of the back flushing pipe (16), a second electromagnetic valve (18) is arranged on the back flushing pipe (16), and a controller (19) connected with the water pressure detector (13), the first electromagnetic valve (14) and the second electromagnetic valve (18) is arranged on the shell (1).

2. The anti-clogging water pump according to claim 1, characterized in that: the cross section of the back flushing pipe (16) is of an arc structure.

3. The anti-clogging water pump according to claim 2, characterized in that: the spray head (17) comprises a plurality of spray head units (171), and the spray head units (171) are uniformly distributed on the backwash water pipe (16) in a fan-shaped structure.