CN209818336U

CN209818336U - Submersible pump capable of preventing blockage

Info

Publication number: CN209818336U
Application number: CN201822052574.XU
Authority: CN
Inventors: 张福林
Original assignee: TIANJIN ZHONGLAN PUMP CO Ltd
Current assignee: TIANJIN ZHONGLAN PUMP CO Ltd
Priority date: 2018-12-07
Filing date: 2018-12-07
Publication date: 2019-12-20
Anticipated expiration: 2028-12-07

Abstract

The utility model provides a submersible pump capable of preventing blockage, which comprises a water inlet shell, a mandrel, a diversion shell and a fixed shell, wherein a first fixed seat is arranged in the water inlet shell, the diversion shell is arranged in the water inlet shell, a water guide groove is formed in the water inlet shell, the fixed shell is arranged at the upper end of the diversion shell, a water through chamber is formed in the fixed shell, a second fixed seat is arranged in the water through chamber, one end of the mandrel sequentially penetrates through the first fixed seat, the diversion shell and the second fixed seat, an impeller is arranged on the mandrel, the impeller is arranged in the water guide groove, and a cleaning device is fixedly arranged on the water inlet shell; cleaning device includes cleaning device shell, cleaning brush and rotating impeller, has seted up water inlet and draw-in groove on the cleaning device shell, and the draw-in groove cooperatees with the shell of intaking, and the cleaning brush sets up in the water inlet outside. The beneficial effects of the utility model are that can handle the water inlet in work, can effectual people prevent that the immersible pump takes place to flow backwards.

Description

Submersible pump capable of preventing blockage

Technical Field

The utility model relates to a immersible pump especially relates to a can prevent immersible pump of jam.

Background

The submersible pump is an important device for pumping water from a deep well. When in use, the whole unit is submerged to work. The method is used for extracting underground water to the ground surface, is used for domestic water, mine emergency rescue, industrial cooling, farmland irrigation, seawater lifting and ship load adjustment, can also be used for fountain landscape, is used for hot spring bath by using a hot water submersible pump, can also be used for extracting underground water from a deep well, and can also be used for water extraction projects such as rivers, reservoirs, water channels and the like. The water-saving device is mainly used for farmland irrigation and water for people and livestock in high mountain areas, and can also be used for central air-conditioning cooling, heat pump units, cold pump units, cities, factories, railways, mines and construction sites for water drainage. The general flow can reach (5m 3-650 m3) per hour, and the lift can reach 10-550 meters.

At present along with the aggravation of pollution, the immersible pump is very easily taken place to block up in work, and the stifled device that prevents of present immersible pump only has the filter screen, and the immersible pump still lacks the effect of preventing flowing backwards, still can bring certain influence when using.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide a can prevent the immersible pump of jam, can handle the water inlet in work, can effectually prevent that the immersible pump from taking place the refluence.

In order to solve the technical problem, the utility model discloses a technical scheme is: a submersible pump capable of preventing blockage comprises a water inlet shell, a mandrel, a diversion shell and a fixed shell, wherein a first fixed seat is arranged in the water inlet shell, the diversion shell is arranged in the water inlet shell, a water guide groove is formed in the water inlet shell, the fixed shell is arranged at the upper end of the diversion shell, a water passing chamber is formed in the fixed shell, a second fixed seat is arranged in the water passing chamber, one end of the mandrel sequentially penetrates through the first fixed seat, the diversion shell and the second fixed seat, an impeller is arranged on the mandrel and is arranged in the water guide groove, and a cleaning device is fixedly arranged on the water inlet shell; cleaning device includes cleaning device shell, cleaning brush and rotating impeller, water inlet and draw-in groove have been seted up on the cleaning device shell, the draw-in groove with the water inlet shell cooperatees, the cleaning brush sets up the water inlet outside, rotating impeller sets up in the cleaning device shell, the cleaning brush with be connected through the pivot between the rotating impeller, pivot one end is run through rotating impeller and through the mount with the cleaning device shell is connected.

Further, still the fixed shell is fixedly provided with a backflow prevention shell, a first backflow prevention chamber and a second backflow prevention chamber are arranged in the backflow prevention shell, the inner wall of the first backflow prevention chamber is provided with a limiting block, a first baffle is arranged in the first backflow prevention chamber, a sliding rod is arranged on the lower surface of the first baffle, one end of the sliding rod penetrates through the limiting block and is provided with a stop block, the first backflow prevention chamber and the second backflow prevention chamber are communicated through a communicating groove, a round table is arranged in the second backflow prevention chamber, a backflow prevention sliding rod is arranged at the upper end of the round table, one end of the backflow prevention sliding rod penetrates through the backflow prevention shell, a spring is arranged between the upper surface of the round table and the upper surface of the second backflow prevention chamber, and a water outlet is formed in the backflow prevention shell. Thus, the pump body has the backflow prevention effect.

Furthermore, a filter screen is arranged in the shell of the cleaning device. Thus, impurities can be filtered, and the impurities are prevented from entering the pump body.

Further, a sealing ring is arranged on the lower surface of the first baffle. Therefore, the sealing effect can be achieved, and the backflow prevention effect is better.

Furthermore, the spring is sleeved on the backflow-preventing slide rod. This prevents the spring from being displaced.

Compared with the prior art, the utility model has the advantages and positive effect be, owing to adopt above-mentioned technical scheme, the design of cleaning brush enables the water inlet and is in the clearance state always, can prevent like this that the water inlet from taking place to block up, anti-backflow device is provided with dual structure, can be after the round platform became invalid like this, anti-backflow device still can realize predetermined effect, the design of dog can prevent that first baffle from breaking away from the stopper under hydraulic effect, make anti-backflow device become invalid, the design of spring enables when water pressure is low excessively, it is good to enable the round platform with the intercommunication groove is sealed.

Drawings

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

FIG. 2 is a schematic view of the structure of the anti-backflow shell of the present invention;

FIG. 3 is a schematic view of the structure of the water inlet housing of the present invention;

in the figure:

1. cleaning device shell 2, cleaning brush 3 and rotating shaft

4. Water inlet 5, rotary impeller 6 and fixing frame

7. Filter screen 8, draw-in groove 9, water inlet shell

10. Backflow-preventing shell 11, limiting block 12 and first backflow-preventing chamber

13. A communicating groove 14, a second backflow-preventing chamber 15 and a water outlet

16. Mandrel 17, backflow-preventing slide rod 18 and spring

19. First fixing seat 20, round platform 21 and guide shell

22. Water chute 23, second fixing seat 24 and impeller

25. First baffle 26, fixed shell 27, water passing chamber

28. Slide bar 29, stopper 30, sealing ring

Detailed Description

In order to make the technical field better understand the solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and the detailed description. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. 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. It should be noted that the figures and descriptions have omitted, for the sake of clarity, the representation and description of components and processes that are not relevant to the present invention and known to those of ordinary skill in the art.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1 to 3, the present embodiment provides a submersible pump capable of preventing blockage, which includes a water inlet housing 9, a mandrel 16, a diversion housing 21 and a fixing housing 26, wherein a first fixing seat 19 is disposed in the water inlet housing 9, the diversion housing 21 is disposed in the water inlet housing 9, a water guide groove 22 is disposed in the water inlet housing 9, the fixing housing 26 is disposed at the upper end of the diversion housing 21, a water through chamber 27 is disposed in the fixing housing 26, a second fixing seat 23 is disposed in the water through chamber 27, one end of the mandrel 16 sequentially penetrates through the first fixing seat 19, the diversion housing 21 and the second fixing seat 23, an impeller 24 is disposed on the mandrel 16, the impeller 24 is disposed in the water guide groove 22, and a cleaning device is fixedly disposed on the water inlet housing 9; the cleaning device comprises a cleaning device shell 1, a cleaning brush 2 and a rotating impeller 5, a water inlet 4 and a clamping groove 8 are arranged on the cleaning device shell 1, the clamping groove 8 is matched with a water inlet shell 9, the cleaning brush 2 is arranged outside the water inlet 4, the rotating impeller 5 is arranged in the cleaning device shell 1, a filter screen 7 is arranged in the cleaning device shell 1, so that impurities can be filtered and prevented from entering a pump body, the cleaning brush 2 is connected with the rotating impeller 5 through a rotating shaft 3, one end of the rotating shaft 3 penetrates through the rotating impeller 5 and is connected with the cleaning device shell 1 through a fixing frame 6, a backflow preventing shell 10 is further fixedly arranged on a fixing shell 26, a first backflow preventing chamber 12 and a second backflow preventing chamber 14 are arranged in the backflow preventing shell 10, a limiting block 11 is arranged on the inner wall of the first backflow preventing chamber 12, a first baffle 25 is arranged in the first backflow preventing chamber 12, and a sealing ring 30 is arranged on the lower surface of the first baffle 25, the anti-backflow shell 10 is provided with a spring 18 between the upper surface of the circular table 20 and the upper surface of the second anti-backflow chamber 14, the spring 18 is sleeved on the anti-backflow slide rod 17, the spring 18 can be prevented from displacing, a water outlet 15 is formed in the anti-backflow shell 10, and the pump body can have an anti-backflow effect.

The working process of the example is as follows: the core shaft 16 is started to enable the impeller 24 to rotate, when the impeller 24 rotates, water enters the pump body from the water inlet 4 and flows out of the water outlet through the water guide groove 22, when the water enters the water inlet, the water can impact the rotating impeller 5 to enable the rotating impeller 5 to rotate, the rotating impeller 5 can drive the cleaning brush 2 to rotate, impurities near the water inlet can be cleaned, the filter screen can block large impurities which enter the pump body and can prevent the large impurities from entering the pump body, the cleaning device shell 1 is of a splicing structure, the cleaning device shell 1 can be detached when accidental blockage occurs, cleaning and maintenance are facilitated, when backflow occurs, the circular truncated cone 20 plays a role in sealing and blocking the communicating groove 13 under the action of the spring 18 and water pressure, and when the circular truncated cone 20 fails, the first baffle 25 can play a role in preventing backflow under the action of water pressure, the sealing ring 30 effectively prevents water from flowing back into the pump body.

Due to the adoption of the technical scheme, the design of the cleaning brush enables the water inlet to be always in a cleaning state, so that the water inlet can be prevented from being blocked, the backflow prevention device is provided with a dual structure, so that the backflow prevention device can still realize a preset effect after the circular truncated cone fails, the design of the stop block can prevent the first baffle from being separated from the limiting block under the action of water pressure, the backflow prevention device is enabled to fail, and the design of the spring enables the circular truncated cone to seal the communication groove when the water pressure is too low.

While one or more embodiments of the present invention have been described in detail, the description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. The utility model provides a can prevent immersible pump of jam which characterized in that: the water inlet device comprises a water inlet shell (9), a mandrel (16), a diversion shell (21) and a fixed shell (26), wherein a first fixed seat (19) is arranged in the water inlet shell (9), the diversion shell (21) is arranged in the water inlet shell (9), a water guide groove (22) is formed in the water inlet shell (9), the fixed shell (26) is arranged at the upper end of the diversion shell (21), a water through chamber (27) is formed in the fixed shell (26), a second fixed seat (23) is arranged in the water through chamber (27), one end of the mandrel (16) sequentially penetrates through the first fixed seat (19), the diversion shell (21) and the second fixed seat (23), an impeller (24) is arranged on the mandrel (16), the impeller (24) is arranged in the water guide groove (22), and a cleaning device is fixedly arranged on the water inlet shell (9);

cleaning device includes cleaning device shell (1), cleaning brush (2) and rotates impeller (5), water inlet (4) and draw-in groove (8) have been seted up on cleaning device shell (1), draw-in groove (8) with it cooperatees to advance shell (9), cleaning brush (2) set up water inlet (4) the outside, it sets up to rotate impeller (5) in cleaning device shell (1), cleaning brush (2) with rotate and be connected through pivot (3) between impeller (5), pivot (3) one end runs through rotate impeller (5) and through mount (6) with cleaning device shell (1) is connected.

2. The submersible pump capable of preventing clogging of claim 1, wherein: the anti-backflow device is characterized in that a backflow preventing shell (10) is fixedly arranged on the fixed shell (26), a first backflow preventing chamber (12) and a second backflow preventing chamber (14) are arranged in the backflow preventing shell (10), a limiting block (11) is arranged on the inner wall of the first backflow preventing chamber (12), a first baffle (25) is arranged in the first backflow preventing chamber (12), a sliding rod (28) is arranged on the lower surface of the first baffle (25), one end of the sliding rod (28) penetrates through the limiting block (11) and is provided with a limiting block (29), the first backflow preventing chamber (12) and the second backflow preventing chamber (14) are communicated through a communication groove (13), a round table (20) is arranged in the second backflow preventing chamber (14), a backflow preventing sliding rod (17) is arranged at the upper end of the round table (20), one end of the backflow preventing sliding rod (17) penetrates through the backflow preventing shell (10), a spring (18) is arranged between the upper surface of the circular truncated cone (20) and the upper surface of the second backflow prevention chamber (14), and a water outlet (15) is formed in the backflow prevention shell (10).

3. The submersible pump capable of preventing clogging of claim 1, wherein: a filter screen (7) is arranged in the cleaning device shell (1).

4. The submersible pump capable of preventing clogging of claim 2, wherein: and a sealing ring (30) is arranged on the lower surface of the first baffle plate (25).

5. The submersible pump capable of preventing clogging of claim 2, wherein: the spring (18) is sleeved on the backflow-preventing sliding rod (17).