CN217632979U - Device for preventing submersible pump from being blocked by tough soft foreign matters - Google Patents

Abstract

The utility model relates to a technical field of immersible pump, concretely relates to prevent device that immersible pump was blockked up by tough soft foreign matter, pivot including setting up in immersible pump organism and the organism is equipped with the impeller in the pivot, still including setting up the guide shell in the organism, in the guide shell was arranged in to the impeller, the guide shell passed through connecting rod fixed connection on the inner wall of organism, spaced apart being equipped with a plurality of wash port on the outer wall of guide shell, the inlet opening has been seted up towards one side of bottom of the body to the guide shell, is equipped with the subassembly of scraping the foreign matter on the impeller in the guide shell. The utility model discloses the risk of the reducible impeller of guide shell and the soft foreign matter contact of toughness that sets up, winding foreign matter scrapes along with the rotation of impeller and the subassembly of scraping on the impeller for part foreign matter strikes off from the tip on the impeller.

Description

Device for preventing submersible pump from being blocked by tough soft foreign matters

Technical Field

The utility model relates to a technical field of immersible pump, concretely relates to prevent device that immersible pump was blockked up by the soft foreign matter of toughness.

Background

The submersible pump is an important device for pumping water from a deep well, when in use, the whole unit is submerged into water to work, and the underground water is pumped to the ground surface, so that the submersible pump is domestic water, mine emergency rescue, industrial cooling, farmland irrigation, seawater lifting, ship load regulation, and can also be used for fountain landscape, and the hot water submersible pump is used for hot spring bathing, can also be applied to pumping water from a deep well, and can also be used for pumping 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.

At urban environment improvement, among the municipal sewage treatment, the municipal sewage collection is accomplished to main dependence immersible pump, the work of processing, and in the sewage collection in-process, there are a large amount of solid particle thing in the waste water, impurity such as flocculus, although the filter screen that uses can filter some debris in the aquatic, but the soft foreign matter of unable effective filtration toughness, make the soft winding of toughness on the impeller surface, influence the normal work of impeller, and can lead to the fact comparatively serious wearing and tearing to the impeller surface, cause the fault loss and improve the amount of labour of clearance, reduce the operating efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent device that immersible pump was blockked up by the soft foreign matter of toughness for the soft winding of toughness influences the problem of the normal work of impeller on the impeller surface.

The utility model discloses a following technical scheme realizes:

the utility model provides a prevent device that immersible pump was blockked up by soft foreign matter of toughness, includes the pivot that sets up in immersible pump organism and the organism, is equipped with the impeller in the pivot, its characterized in that, still including setting up the guide shell in the organism, the impeller is arranged in the guide shell, and the guide shell passes through connecting rod fixed connection on the inner wall of organism, and the spaced apart a plurality of wash port that is equipped with on the outer wall of guide shell, and the inlet opening has been seted up towards one side of bottom of the body to the guide shell, is equipped with the subassembly of scraping that scrapes to the foreign matter on the impeller in the guide shell.

The utility model discloses the risk of the reducible impeller of guide shell and the soft foreign matter contact of toughness that sets up, winding foreign matter scrapes along with the rotation of impeller and the subassembly of scraping on the impeller for part foreign matter strikes off from the tip on the impeller.

Further, the scraping assembly comprises a plurality of arc-shaped plates arranged in the guide shell, a flow channel communicated with the drain hole is formed between every two adjacent arc-shaped plates, and a gap is reserved between each arc-shaped plate and the blade of the impeller. The utility model discloses an arc that sets up contacts with the soft foreign matter of toughness, and the soft foreign matter of part toughness who has avoided scraping to rub produces in the guide shell and piles up.

Furthermore, a scraping plate is arranged at one end, close to the blades, of the arc-shaped plate, and teeth are arranged on the scraping plate. Because some soft foreign matter of blade winding toughness is more, single scraping can't be handled effectively, can last to play certain effect of splitting to the soft foreign matter of multilayer superimposed toughness through the tooth that sets up, and the reinforcing strikes off the validity of the soft foreign matter of partial toughness.

Furthermore, the end of the rotating shaft penetrates through the water inlet hole and then extends downwards, and the extending end of the rotating shaft is provided with a cutting blade. Can cut the soft foreign matter of toughness in earlier stage, when the soft foreign matter of toughness gets into in the guide shell, because the soft foreign matter of toughness has been cut partly, reduce the area of the soft foreign matter of toughness winding on the impeller.

Further, a cutting edge is provided on the blade of the impeller. When the impeller rotates, the cutting edge can cut flexible impurities such as part of tough soft foreign matters, floccules and the like, and the impeller is prevented from being wound.

Compared with the prior art, the utility model, following advantage and beneficial effect have:

1. the utility model drives the impeller to rotate through the motor drive rotating shaft, when partial foreign matters enter from the water inlet and are wound on the impeller, the foreign matters wound on the impeller are scraped with the scraping component along with the rotation of the impeller, so that partial foreign matters are scraped from the end part of the impeller;

2. the utility model has the advantages that the scraped tough soft foreign matters are discharged from the drain holes through the formed flow passages through the plurality of arc-shaped plates, so that the scraped tough soft foreign matters are prevented from accumulating in the guide shell;

3. the utility model discloses a tooth that sets up can last to play certain effect of splitting to the soft foreign matter of multilayer superimposed toughness, and the reinforcing strikes off the validity of the soft foreign matter of partial toughness.

Drawings

The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principle of the invention. In the drawings:

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

FIG. 2 is a partial sectional view of the present invention;

fig. 3 is another schematic structural diagram of the present invention.

Reference numbers and corresponding part names in the figures:

1-a submersible pump body; 2-a rotating shaft; 3-an impeller; 4-a guide shell; 5-a connecting rod; 6-a drain hole; 7-water inlet holes; 8, an arc-shaped plate; 9-a scraper; 10-teeth; 11-cutting slices; 12-cutting edge.

Detailed Description

To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.

The embodiment is as follows:

as shown in fig. 1 to fig. 3, including the pivot 2 that sets up in immersible pump organism 1 and the organism, be equipped with impeller 3 in the pivot 2, a serial communication port, still including setting up the guide shell 4 in the organism, impeller 3 is arranged in guide shell 4, guide shell 4 passes through connecting rod 5 fixed connection on the inner wall of organism, the spaced apart a plurality of wash port 6 that is equipped with on the outer wall of guide shell 4, inlet opening 7 has been seted up towards one side of bottom of the body to guide shell 4, be equipped with the subassembly of scraping that scrapes the foreign matter on impeller 3 in the guide shell 4.

The utility model discloses the risk of the reducible impeller 3 of guide shell 4 and the soft foreign matter contact of toughness that sets up, because guide shell 4 is through the inner wall of connecting rod 5 fixed connection in the organism, consequently guide shell 4 is motionless, the foreign matter winding is when impeller 3 center, can not lead to impeller 3 stall, impeller 3 under the initial condition is unable with the inner wall contact, nevertheless on the tip that impeller 3 is close to the inner wall is twined to the foreign matter, then the foreign matter produces the contact with the inner wall and leads to the frictional force increase, thereby make impeller 3 slew rate slow down, reduce the operating rate. Drive impeller 3 through motor drive pivot 2 and rotate, get into from inlet opening 7 when partial foreign matter, and twine on impeller 3, the last winding foreign matter of impeller 3 is scraped with the subassembly of scraping along with impeller 3's rotation for partial foreign matter is scraped from the tip on the impeller 3.

It should be noted that the scraping assembly includes a plurality of arc plates 8 disposed in the guide housing 4, a flow passage communicated with the water discharge hole 6 is formed between adjacent arc plates 8, and a gap is reserved between each arc plate 8 and the blade of the impeller 3.

The utility model discloses an arc 8 and the soft foreign matter of toughness that sets up contact, the soft foreign matter of toughness is because soft, it is extremely easy to be scraped by the 8 contacts of arc, and the runner of 8 formation of adjacent arc, the soft foreign matter of toughness that makes the scratch off is discharged the soft different wash port 6 of toughness through the runner that forms, the soft foreign matter of part toughness of having avoided the scratch off produces in guide shell 4 and piles up, and the clearance of reserving, be for the blade contactless of arc 8 and impeller 3 under the initial condition, avoid long-term contact to lead to impeller 3's damage, then when the winding has the foreign matter on impeller 3, then the clearance is filled up by the foreign matter, consequently, the foreign matter can be scraped by arc 8, the clearance of setting is 4mm.

It should be noted that, a scraper 9 is provided at one end of the arc-shaped plate 8 close to the blade, and teeth 10 are provided on the scraper 9. Because some soft foreign matter of blade winding toughness is more, single scraping can't be handled effectively, can last to play certain effect of splitting to the soft foreign matter of multilayer superimposed toughness through tooth 10 that sets up, and the reinforcing strikes off the validity of the soft foreign matter of partial toughness.

It should be noted that the end of the rotating shaft 2 extends downward after passing through the water inlet hole 7, and the extending end of the rotating shaft 2 is provided with a cutting blade 11. Soft foreign matters with toughness can be cut in the early stage, and when the soft foreign matters with toughness enter the guide shell 4, the area of the soft foreign matters with toughness wound on the impeller 3 is reduced because a part of the soft foreign matters with toughness is cut.

The blades of the impeller 3 are provided with cutting edges 12. When the impeller 3 rotates, the cutting edge 12 can cut part of flexible impurities such as tough soft foreign matters and floccules, and the impeller 3 is prevented from being wound.

The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (5)

1. The utility model provides a prevent device that immersible pump was blockked up by soft foreign matter of toughness, pivot (2) of setting up in immersible pump organism (1) and the organism, be equipped with impeller (3) on pivot (2), a serial communication port, still including guide shell (4) that set up in the organism, guide shell (4) are arranged in impeller (3), guide shell (4) are through connecting rod (5) fixed connection on the inner wall of organism, the interval is equipped with a plurality of wash port (6) on the outer wall of guide shell (4), inlet opening (7) have been seted up towards one side of organism bottom in guide shell (4), be equipped with the subassembly of scraping that rubs the foreign matter on impeller (3) in guide shell (4).

2. The device for preventing the submersible pump from being blocked by the tough soft foreign matters according to claim 1, wherein the scraping component comprises a plurality of arc-shaped plates (8) arranged in the guide shell (4), a flow channel communicated with the drain hole (6) is formed between the adjacent arc-shaped plates (8), and a gap is reserved between the arc-shaped plates (8) and the blades of the impeller (3).

3. The device for preventing the submersible pump from being blocked by the tough soft foreign matters according to claim 2, wherein the arc-shaped plate (8) is provided with a scraper (9) at one end close to the impeller (3), and the scraper (9) is provided with teeth (10).

4. The device for preventing the submersible pump from being blocked by the tough soft foreign matters according to any one of claims 1 to 3, wherein the end part of the rotating shaft (2) passes through the water inlet hole (7) and then extends downwards, and the outer wall of the extending end of the rotating shaft (2) is provided with a plurality of cutting blades (11).

5. Device to prevent the clogging of submersible pumps by tough soft foreign objects according to claim 4, characterized in that the blades of the impeller (3) are provided with cutting edges (12).

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