Anti-blocking submersible pump

Abstract

The anti-blocking submersible pump comprises a submersible pump body, an outer shell is arranged on the inner surface of the submersible pump body, a collecting shell is arranged on the outer surface of the outer shell, the output end of the submersible pump body is fixedly connected with a pump shaft, the inner side face of the outer shell is fixedly connected with a baffle, and a water outlet is formed in the baffle. A spiral pipe is arranged in the submersible pump body, the other end of the spiral pipe is detachably connected with a water outlet pipe, the spiral pipe is spiral, a filtering device is arranged in the shell and comprises a top plate, a grating, a water inlet, a bottom plate, an impeller and a beveled corner, grid bars of the grating are of an inclined structure, and the impeller is of an open structure. By means of the device, the blocking problem caused by suction of large-particle matter or fibrous matter is effectively prevented through cooperation of the grating, the impeller and the beveled corner, and therefore the operation efficiency is improved, and the maintenance requirement is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of submersible pumps, in particular to an anti-clogging submersible pump. Background Art

[0002] Existing submersible pump technology mostly uses a layer of filter cartridge for filtering, but this method has a poor filtering effect on water when in use. For example, a Chinese patent discloses "a submersible pump that prevents clogging", and its application number is "CN202223242334.9". It uses a number of filter holes to initially filter impurities in the water, and then filters the impurities in the water again through a filter net, which can play a double filtering role on the water, thereby enhancing the filtering effect on the water, preventing some micro impurities in the water from entering the submersible pump, and effectively preventing the submersible pump from being blocked, but its structure is simple and it is easy for fiber objects to enter and block the pump body. Utility Model Content

[0003] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide an anti-clogging submersible pump. Through the cooperation of the grille and the bars, large solid objects in the water are blocked, and some small impurities are helped to move along the inclined bars of the grille by their inclined physical shape to avoid blockage. Through the cooperation of the impeller and the bevel angle, some small impurities are cut by the bevel angle, thereby improving the ability to process liquids containing solid and fibrous impurities and reducing maintenance requirements and failure rates. Finally, through the cooperation of the spiral tube, the drain port and the baffle, water enters the spiral tube along the drain port and is then discharged. The spiral design helps to improve the hydrodynamic efficiency while removing impurities that may accumulate inside the pump to reduce internal liquid turbulence and possible blockages.

[0004] The utility model also provides the above-mentioned anti-clogging submersible pump, comprising: a submersible pump body, the inner surface of the submersible pump body is provided with a shell, the outer surface of the shell is provided with a collecting shell; the output end of the submersible pump body is fixedly connected to a pump shaft, the other end of the pump shaft is detachably connected to an impeller, the impeller is an open structure, the impeller is provided with a bevel angle, the inner side of the shell is fixedly connected to a baffle, the baffle is provided with a drain port, a spiral tube is provided inside the submersible pump body, one end of the spiral tube is detachably connected to the drain port, the other end of the spiral tube is detachably connected to a water outlet pipe, the spiral tube is spiral, the inner side of the shell is fixedly connected to a top plate, the lower surface of the top plate is fixedly connected to a grille, the bars of the grille are an inclined structure, the shell is provided with a water inlet, and the lower surface of the grille is fixedly connected to a bottom plate. Through the above device, the coordination of the grille, the impeller, and the bevel angle effectively prevents the blockage problem caused by the inhalation of large particles or fibrous substances, thereby improving the operating efficiency and reducing the maintenance requirements.

[0005] According to the anti-clogging submersible pump of the utility model, the inner side surface of the submersible pump body is provided with a second connecting thread, and the submersible pump body is threadedly connected to the shell through the second connecting thread. Through the above device, the second connecting thread is used for easy disassembly.

[0006] According to the anti-clogging submersible pump of the utility model, the outer surface of the shell is provided with a first connecting thread, and the shell is threadedly connected to the collecting shell through the first connecting thread. Through the above device, the first connecting thread is used for easy disassembly.

[0007] According to the anti-clogging submersible pump of the utility model, a handle is provided on the upper surface of the submersible pump body, and the water outlet pipe is located on the side surface of the submersible pump body. Through the above device, the submersible pump can be conveniently carried through the handle.

[0008] According to the anti-clogging submersible pump of the utility model, the impeller is located inside the housing and below the baffle. Through the above device, through the position of the impeller, all fluids entering the pump must pass through the impeller, thereby improving the treatment effect.

[0009] According to the anti-clogging submersible pump of the utility model, the spiral tube is located above the baffle, and the baffle is in contact with the inner wall of the shell. Through the above device, the baffle is used to prevent water from entering the interior and causing turbulence of the water.

[0010] According to the anti-clogging submersible pump of the utility model, the top plate is located below the impeller, and the top plate is in contact with the inner wall of the housing. Through the above device, the top plate is used to prevent large particles from directly entering the impeller and directly impacting it.

[0011] According to the anti-clogging submersible pump of the utility model, the grille is placed in an inclined manner, and a gap is provided between the bottom plate and the inner wall of the shell. Through the above device, large impurities can be easily collected through the gap.

[0012] Beneficial Effects

[0013] Compared with the prior art, the anti-clogging submersible pump, through the cooperation of the grille and the bars, large solid objects in the water are blocked, and some small impurities are helped to move along the inclined bars of the grille by their inclined physical shape to avoid blockage, and through the cooperation of the impeller and the bevel angle, some small impurities are cut by the bevel angle, which improves the ability to handle liquids containing solid and fibrous impurities and reduces maintenance requirements and failure rates. Finally, through the cooperation of the spiral pipe, the drain port and the baffle, water enters the spiral pipe along the drain port and is then discharged. The spiral design helps to improve the hydrodynamic efficiency while removing impurities that may accumulate inside the pump to reduce internal liquid turbulence and possible blockages. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0015] Figure 1 This is a front view of the anti-clogging submersible pump of the utility model;

[0016] Figure 2 The utility model is an anti-clogging submersible pump Figure 1 mid-lateral section view;

[0017] Figure 3 The utility model is an anti-clogging submersible pump Figure 1 Middle vertical section view;

[0018] Figure 4 The utility model is an anti-clogging submersible pump Figure 2 Enlarged view of point A in the middle;

[0019] Figure 5 The utility model is an anti-clogging submersible pump Figure 3 Enlarged view of point B in the middle.

[0020] Legend:

[0021] 1. Submersible pump body; 2. Handle; 3. Casing; 4. Pump shaft; 5. Impeller; 6. Bevel angle; 7. Grille; 8. Top plate; 9. Bottom plate; 10. Water inlet; 11. Collecting shell; 12. First connecting thread; 13. Second connecting thread; 14. Baffle; 15. Drain; 16. Spiral tube; 17. Outlet pipe. DETAILED DESCRIPTION

[0022] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0023] Reference Figure 1-5The utility model embodiment is a kind of anti-clogging submersible pump, which includes: a submersible pump body 1, a handle 2 is arranged on the upper surface of the submersible pump body 1, the handle 2 is convenient for carrying the submersible pump, a water outlet pipe 17 is located on the side surface of the submersible pump body 1, a shell 3 is arranged on the inner surface of the submersible pump body 1, a second connecting thread 13 is arranged on the inner side surface of the submersible pump body 1, the second connecting thread 13 is convenient for connecting the shell 3 with the submersible pump body 1, the submersible pump body 1 and the shell 3 are threadedly connected through the second connecting thread 13, a collecting shell 11 is arranged on the outer surface of the shell 3, the collecting shell 11 collects impurities, a first connecting thread 12 is arranged on the outer surface of the shell 3, the first connecting thread 12 is convenient for connecting the collecting shell 11 with the shell 3, and the shell 3 and the collecting shell 11 are threadedly connected through the first connecting thread 12.

[0024] The output end of the submersible pump body 1 is fixedly connected with a pump shaft 4, and the other end of the pump shaft 4 is detachably connected with an impeller 5, which improves the quality of the liquid. The impeller 5 is an open structure, and the impeller 5 is located inside the shell 3. The impeller 5 is located below the baffle 14. The impeller 5 is provided with a chamfer 6, which cuts off large impurities and fibrous materials entering the pump. The inner side of the shell 3 is fixedly connected with a baffle 14, and the baffle 14 reduces the turbulence of the water flow. The spiral tube 16 is located above the baffle 14, and the baffle 14 is in contact with the inner wall of the shell 3. The baffle 14 is provided with a drain port 15, and the drain port 15 discharges the liquid. The submersible pump body 1 is provided with a spiral tube 16, and the spiral tube 1 6 improves water dynamics, one end of the spiral tube 16 is detachably connected to the drain port 15, and the other end of the spiral tube 16 is detachably connected to the outlet pipe 17, the outlet pipe 17 discharges liquid, the spiral tube 16 is spiral, the inner side of the shell 3 is fixedly connected to the top plate 8, the top plate 8 is located below the impeller 5, the top plate 8 is fitted with the inner wall of the shell 3, the lower surface of the top plate 8 is fixedly connected to the grille 7, the grille 7 prevents large particles from entering, the grille 7 is placed in an inclined manner, the bars of the grille 7 are an inclined structure, the bars are an inclined structure to avoid clogging, the shell 3 is provided with a water inlet 10, the lower surface of the grille 7 is fixedly connected to the bottom plate 9, and a gap is provided between the bottom plate 9 and the inner wall of the shell 3.

[0025] Working principle: When in use, the outer shell 3 is threadedly connected to the submersible pump body 1, and the collecting shell 11 is threadedly connected to the outer shell 3, and put into water. The liquid enters from the water inlet 10, and the grille 7 filters large impurities. Since the grille 7 is inclined, the large impurity filter flow flows through the gap to the collecting shell 11. The bars of the grille 7 are inclined structures to discharge small impurities to the inside to prevent blockage. Small impurities pass through the impeller 5. The bevel angle 6 on the impeller 5 reduces the impurities and fibers entering the pump, and finally passes through the spiral tube 16 to be discharged to the outlet pipe 17.

[0026] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. An anti-clogging submersible pump, characterized in that: include: A submersible pump body (1), wherein an outer shell (3) is arranged on the inner surface of the submersible pump body (1), and a collecting shell (11) is arranged on the outer surface of the outer shell (3); The output end of the submersible pump body (1) is fixedly connected to a pump shaft (4), and the other end of the pump shaft (4) is detachably connected to an impeller (5), the impeller (5) is of an open structure, and a chamfer (6) is provided on the impeller (5). The inner side surface of the shell (3) is fixedly connected to a baffle (14), and a drain outlet (15) is provided on the baffle (14). A spiral tube (16) is provided inside the submersible pump body (1), and one end of the spiral tube (16) is detachably connected to the drain outlet (15), and the other end of the spiral tube (16) is detachably connected to a water outlet pipe (17), and the spiral tube (16) is spiral-shaped. The inner side surface of the shell (3) is fixedly connected to a top plate (8), and the lower surface of the top plate (8) is fixedly connected to a grille (7), and the bars of the grille (7) are of an inclined structure. The shell (3) is provided with a water inlet (10), and the lower surface of the grille (7) is fixedly connected to a bottom plate (9).

2. The anti-clogging submersible pump according to claim 1, characterized in that: The inner side surface of the submersible pump body (1) is provided with a second connecting thread (13), and the submersible pump body (1) is threadedly connected to the outer shell (3) via the second connecting thread (13).

3. The anti-clogging submersible pump according to claim 1, characterized in that: The outer surface of the outer shell (3) is provided with a first connecting thread (12), and the outer shell (3) is threadably connected to the collecting shell (11) via the first connecting thread (12).

4. The anti-clogging submersible pump according to claim 1, characterized in that: A handle (2) is provided on the upper surface of the submersible pump body (1), and the water outlet pipe (17) is located on the side surface of the submersible pump body (1).

5. The anti-clogging submersible pump according to claim 1, characterized in that: The impeller (5) is located inside the housing (3), and the impeller (5) is located below the baffle (14).

6. The anti-clogging submersible pump according to claim 1, characterized in that: The spiral tube (16) is located above the baffle (14), and the baffle (14) is in contact with the inner wall of the outer shell (3).

7. The anti-clogging submersible pump according to claim 1, characterized in that: The top plate (8) is located below the impeller (5), and the top plate (8) is in contact with the inner wall of the outer shell (3).

8. The anti-clogging submersible pump according to claim 1, characterized in that: The grille (7) is placed in an inclined manner, and a gap is provided between the bottom plate (9) and the inner wall of the outer shell (3).

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