Anti-blocking submersible pump

Abstract

The anti-blocking submersible pump comprises a pump body, a filter cover and a mounting base, the filter cover is connected to the bottom of the pump body, a plurality of first filter holes are formed in the side wall of the filter cover, the mounting base covers the filter cover, a scraping plate is arranged on the inner wall of the mounting base, the scraping plate is connected to the side wall of the filter cover, and a rotating motor is arranged at the bottom of the mounting base; the rotating motor is in driving connection with the bottom of the filter cover and is used for driving the filter cover to rotate. The first scraping plate is connected to the side wall of the filtering cover, the rotating motor is connected to the filtering cover in a driving mode, the rotating motor is used for driving the filtering cover to axially rotate, and the scraping plate continuously scrapes the side wall of the filtering cover in the rotating process of the filtering cover, so that impurities blocking the first filtering holes are scraped off, and the first filtering holes are prevented from being blocked by the impurities.

Description

TECHNICAL FIELD

[0001] The application relates to the technical field of submersible pumps, in particular to a submersible pump capable of preventing blockage. BACKGROUND

[0002] The submersible pump is a pump used for pumping liquid from a lower position to a higher position, and is usually applied to wells, pools, rivers, lakes and the like. Because the water in these areas usually contains impurities, the submersible pump is provided with a filter for filtering the impurities.

[0003] The impurities are prone to accumulating on the surface of the filter, and the accumulation will become more and more serious with the increase of the use time of the submersible pump, which will cause the filter to be difficult to take in water and reduce the water pumping efficiency of the submersible pump. CONTENT OF THE INVENTION

[0004] The application provides a submersible pump capable of preventing blockage and having the effect of preventing blockage.

[0005] The application provides a submersible pump capable of preventing blockage, which adopts the following technical scheme:

[0006] The submersible pump capable of preventing blockage comprises a pump body, a filter cover and a mounting seat, the filter cover is connected to the bottom of the pump body, a plurality of first filter holes are formed in the side wall of the filter cover, the mounting seat is arranged outside the filter cover, a scraper is arranged on the inner wall of the mounting seat, the scraper is connected to the side wall of the filter cover, a rotating motor is arranged at the bottom of the mounting seat, the rotating motor is drivingly connected to the bottom of the filter cover, and the rotating motor is used for driving the filter cover to rotate.

[0007] Preferably, the mounting seat comprises a bottom plate and a plurality of support plates, the plurality of support plates are uniformly arranged on one side of the bottom plate close to the filter cover, and the plurality of support plates are connected to the bottom of the pump body; a gap is formed between the bottom of the filter cover and the bottom plate, and a plurality of first filter holes are formed in the bottom of the filter cover.

[0008] The scraper is in L-shaped structure, and the scraper is connected to the side wall and the bottom of the filter cover.

[0009] Preferably, an annular groove is formed in the bottom of the pump body, the annular groove corresponds to the filter cover, and one end of the filter cover close to the pump body is arranged in the annular groove.

[0010] Preferably, a plurality of second filter holes are formed in the bottom of the pump body, and the plurality of second filter holes are located in the range of the inner ring of the annular groove.

[0011] Preferably, a second scraper is arranged on the inner wall of the filter cover, the second scraper faces the central axis of the filter cover, and the second scraper is connected to the bottom of the pump body.

[0012] Preferably, the second scraper is provided with a receiving groove, and an opening of the receiving groove faces the side wall of the filter cover.

[0013] To sum up, the present application has at least one of the following beneficial technical effects:

[0014] 1. The first scraper is connected to the side wall of the filter cover, and the rotating motor is drivingly connected to the filter cover. The rotating motor is used to drive the filter cover to rotate axially. The scraper continuously scrapes the side wall of the filter cover during the rotation of the filter cover, thereby scraping off the impurities blocked on the first filter holes, and avoiding the impurities from blocking the first filter holes.

[0015] 2. The first filter holes are provided in the bottom and the side wall of the filter cover, and a gap is formed between the bottom and the bottom plate. Therefore, the liquid can enter the filter cover through multiple angles, and the water lifting efficiency of the anti-blocking submersible pump is improved.

[0016] 3. The L-shaped scraper is provided, so that the side wall and the bottom of the filter cover are not easily blocked by impurities. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1 is a schematic view of the overall structure of the preferred embodiment of the present application.

[0018] Fig. 2 is a sectional view of the preferred embodiment of the present application.

[0019] Fig. 3 is a sectional view of the preferred embodiment of the present application from another angle.

[0020] Fig. 4 is a schematic view of the structure of the annular groove in the preferred embodiment of the present application.

[0021] Marked: 1, pump body; 11, annular groove; 12, second filter hole; 2, filter cover; 21, first filter hole; 22, first scraper; 3, mounting seat; 31, bottom plate; 32, support plate; 4, second scraper; 41, receiving groove; 5, rotating motor. DETAILED DESCRIPTION

[0022] The present application will be further described in detail below with reference to the accompanying drawings.

[0023] The present application provides an anti-blocking submersible pump, as shown in the drawings, comprising a pump body 1, a filter cover 2 and a mounting seat 3. The filter cover 2 is connected to the bottom of the pump body 1, and the side wall of the filter cover 2 is provided with a plurality of first filter holes 21. The mounting seat 3 is provided outside the filter cover 2, and the inner wall of the mounting seat 3 is provided with a scraper connected to the side wall of the filter cover 2. The bottom of the mounting seat 3 is provided with a rotating motor 5 drivingly connected to the bottom of the filter cover 2. The rotating motor 5 is used to drive the filter cover 2 to rotate. Figs. 1 to 4 The present application provides an anti-blocking submersible pump, as shown in the drawings, comprising a pump body 1, a filter cover 2 and a mounting seat 3. The filter cover 2 is connected to the bottom of the pump body 1, and the side wall of the filter cover 2 is provided with a plurality of first filter holes 21. The mounting seat 3 is provided outside the filter cover 2, and the inner wall of the mounting seat 3 is provided with a scraper connected to the side wall of the filter cover 2. The bottom of the mounting seat 3 is provided with a rotating motor 5 drivingly connected to the bottom of the filter cover 2. The rotating motor 5 is used to drive the filter cover 2 to rotate.

[0024] The anti-blocking submersible pump of the present application is in operation, the rotating motor 5 drives the filter cover 2 to rotate axially, and the scraper continuously scrapes the side wall of the filter cover 2 in the rotating process of the filter cover 2, so as to scrape off the impurities blocked on the first filter hole 21, and prevent the impurities from blocking the first filter hole 21.

[0025] The mounting seat 3 comprises a bottom plate 31 and a plurality of support plates 32, the plurality of support plates 32 are uniformly arranged around the side of the bottom plate 31 close to the filter cover 2, the plurality of support plates 32 are connected to the bottom of the pump body 1, the filter cover 2 is in a cylindrical structure, a gap is formed between the bottom of the filter cover 2 and the bottom plate 31, and a plurality of first filter holes 21 are formed in the bottom, the scraper is in an L-shaped structure, and the scraper is connected to the side wall and the bottom of the filter cover 2, specifically, liquid can enter the filter cover 2 through the first filter holes 21 in the side wall and the bottom of the filter cover 2, the vertical part of the L-shaped scraper is in contact with the side wall of the filter cover 2, and the horizontal part is in contact with the bottom of the filter cover 2, when the rotating motor 5 drives the filter cover 2 to rotate, the scraper continuously scrapes the side wall and the bottom of the filter cover 2, so that the impurities are not easy to block the first filter holes 21 in the side wall and the bottom, in this way, by forming the first filter holes 21 in the bottom and the side wall of the filter cover 2 and forming the gap between the bottom and the bottom plate 31, the liquid can enter the filter cover 2 through multiple angles, the water lifting efficiency of the anti-blocking submersible pump of the present application is improved, and the L-shaped scraper is arranged, so that the side wall and the bottom of the filter cover 2 are not easy to be blocked by impurities.

[0026] The bottom of the pump body 1 is provided with an annular groove 11, the annular groove 11 corresponds to the filter cover 2, one end of the filter cover 2 close to the pump body 1 is arranged in the annular groove 11, and specifically, the one end of the filter cover 2 close to the pump body 1 is located between the groove mouth and the groove bottom of the annular groove 11, when the filter cover 2 rotates axially, the one end of the filter cover 2 close to the pump body 1 rotates in the annular groove 11, and the annular groove 11 is arranged, so that the filter cover 2 is not easy to deviate relative to the pump body 1 when rotating axially; the bottom of the pump body 1 is provided with a plurality of second filter holes 12, the plurality of second filter holes 12 are located within the inner ring of the annular groove 11, and specifically, the diameter of the second filter hole 12 is smaller than that of the first filter hole 21, and the second filter hole 12 is arranged, so as to improve the filtering effect of the anti-blocking submersible pump of the present application.

[0027] The inner wall of the filter cover 2 is provided with second scrapers 4, which are directed towards the central axis of the filter cover 2 and are connected to the bottom of the pump body 1. Specifically, the second scrapers 4 have a long strip structure and the length is less than the radius of the annular groove 11. The second scrapers 4 are in contact with the bottom of the pump body 1. There are multiple second scrapers 4, which are annularly arranged on the inner wall of the filter cover 2. The multiple second scrapers 4 are directed towards the central axis of the filter cover 2. When the filter cover 2 axially rotates, the second scrapers 4 rotate along the central axis of the filter cover 2 as the filter cover 2 rotates. The second scrapers 4 scrape the bottom of the pump body 1 to scrape off the impurities accumulated on the bottom of the pump body 1, so that the impurities are not easily accumulated in the second filter hole.

[0028] The second scraper 4 is provided with a containing groove 41, and the slot of the containing groove 41 is directed towards the side wall of the filter cover 2. Specifically, the containing groove 41 is connected to the inner wall of the filter cover 2 by a screw. When the second scraper 4 rotates, the edge of the containing groove 41 close to the bottom of the pump body 1 contacts the bottom of the pump body 1. When the bottom of the pump body 1 has impurities, the impurities enter the containing groove 41 after being scraped by the second scraper 4. In this way, the scraped impurities are not easily dispersed in the liquid in the filter cover 2 to be attached to the second filter hole 12 again with the water flow. The second scraper 4 can be disassembled and cleaned after the containing groove 41 is full of impurities.

[0029] The above are preferred embodiments of the present application, which do not limit the protection scope of the present application. Any equivalent changes made on the basis of the structure, shape and principle of the present application should be covered by the protection scope of the present application.

Claims

1. An anti-clogging submersible pump characterized by: The utility model relates to a kind of anti-blocking submersible pumps, including pump body (1), filter cover (2) and mounting seat (3), the filter cover (2) is connected in the bottom of the pump body (1), the sidewall of filter cover (2) is equipped with multiple first filter holes (21), the mounting seat (3) is covered in the filter cover (2) outside, the inner wall of mounting seat (3) is provided with scraper, the scraper is connected in the sidewall of filter cover (2), the bottom of mounting seat (3) is provided with rotating motor (5), the rotating motor (5) is driven and is connected in the bottom of filter cover (2), and rotating motor (5) is used to drive filter cover (2) rotation. 2.The anti-blocking submersible pump according to claim 1, wherein: The mounting seat (3) includes a bottom plate (31) and a plurality of support plates (32), and the plurality of support plates (32) are evenly arranged on one side of the bottom plate (31) close to the filter cover (2), and the plurality of support plates (32) are connected to the bottom of the pump body (1); The bottom of the filter cover (2) and the bottom plate (31) form a gap, and the bottom is provided with a plurality of first filter holes (21); The scraper is L-shaped structure, and the scraper is connected to the sidewall and the bottom of the filter cover (2). 3.The anti-blocking submersible pump according to claim 1, wherein: The bottom of the pump body (1) is provided with an annular groove (11), and the annular groove (11) corresponds to the filter cover (2), and one end of the filter cover (2) close to the pump body (1) is arranged in the annular groove (11). 4.The anti-blocking submersible pump according to claim 3, wherein: The bottom of the pump body (1) is provided with a plurality of second filter holes (12), and the plurality of second filter holes (12) are located in the inner ring of the annular groove (11). 5.The anti-blocking submersible pump according to claim 4, wherein: The inner wall of the filter cover (2) is provided with a second scraper (4), the second scraper (4) faces the central axis of the filter cover (2), and the second scraper (4) is connected to the bottom of the pump body (1). 6.The anti-blocking submersible pump according to claim 5, wherein: The second scraper (4) is provided with a receiving groove (41), and the groove opening of the receiving groove (41) faces the sidewall of the filter cover (2).

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