Inlet water filtering structure type high-pressure pump

Abstract

The utility model discloses an inlet water filtering structure type high-pressure pump, which relates to the technical field of high-pressure pumps, and comprises a pump body, an impeller is rotatably connected in the pump body, the impeller is rotatably connected with the pump body through a rotating shaft, one end of the pump body is fixedly connected with a connecting pipe, and the top of the connecting pipe is provided with a connecting frame. The interior of the connecting frame communicates with the interior of the connecting pipe. The connecting frame is arranged at the top of the connecting pipe, the interior of the connecting frame is communicated with the interior of the connecting pipe, then the inserting frame and the filter cartridge in the inserting frame can be inserted into the connecting pipe, a plurality of sets of filter holes are evenly formed in the surface of the filter cartridge, and therefore impurities in inflow water can be filtered; and when the filter cartridge needs to be taken out for cleaning, a worker only needs to pull the insertion frame out of the connecting frame, so that the problem that the filter structure can be replaced only when the connecting pipe and the external pipeline need to be disassembled again is effectively avoided, and the overall operation is relatively convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of high-pressure pumps, in particular to a water inlet filtering structure type high-pressure pump. Background Art

[0002] A high-pressure pump is a device that can raise the pressure of liquid or gas to a higher level. It is usually composed of a motor, a pump body, a pressure regulating device and a control system. High-pressure pumps are widely used in industrial fields, including petroleum, chemical, water treatment, pharmaceuticals, energy, metallurgy and other industries.

[0003] In the prior art, when a high-pressure pump transports a liquid medium, impurities in the medium may cause certain blockage problems to the high-pressure pump. Therefore, a filtering structure needs to be provided at the water inlet. However, in the prior art, a filtering structure is often provided inside between the external water inlet pipe and the water inlet of the pump body, and the overall installation and disassembly are relatively troublesome. Utility Model Content

[0004] Based on this, the purpose of the utility model is to provide a water inlet filter structure high-pressure pump to solve the technical problem that in the prior art, a filter structure is often arranged inside between the external water inlet pipe and the water inlet of the pump body, and the overall installation and disassembly are relatively troublesome.

[0005] To achieve the above object, the utility model provides the following technical solution: a water inlet filter structure high-pressure pump, comprising a pump body, wherein an impeller is rotatably connected inside the pump body, and the impeller and the pump body are rotatably connected via a rotating shaft;

[0006] One end of the pump body is fixedly connected to a connecting pipe, a connecting frame is arranged on the top of the connecting pipe, and the inside of the connecting frame is connected to the inside of the connecting pipe, a plug-in frame matching with it is arranged inside the connecting frame, and a filter cartridge located inside the connecting pipe is arranged inside the plug-in frame;

[0007] A filter plate extending into the filter cartridge is arranged inside the plug-in frame, and multiple groups of filter holes are evenly arranged on the surfaces of the filter cartridge and the filter plate. The diameter of the filter holes of the filter cartridge is larger than that of the filter plate, and the filter holes play a role in filtering impurities of particles of different sizes.

[0008] A water inlet hole is provided inside one end of the connecting pipe, a drainage hole is provided at the top of the pump body, and both the water inlet hole and the drainage hole are connected to external pipelines through a connecting flange.

[0009] By adopting the above technical solution, a connecting frame is arranged on the top of the connecting pipe, wherein the interior of the connecting frame and the interior of the connecting pipe are connected, so that the plug-in frame and the filter cartridge therein can be inserted into the connecting pipe, wherein a plurality of groups of filter holes are evenly arranged on the surface of the filter cartridge, thereby filtering impurities in the incoming water, and when the filter cartridge needs to be taken out for cleaning, the staff only needs to pull the plug-in frame out of the connecting frame, which effectively avoids the problem that the connecting pipe and the external pipeline need to be disassembled again to replace the filter structure, and the overall operation is relatively convenient.

[0010] The utility model is further configured that a mounting hole matched with the plug-in frame is provided inside the connecting frame, and a clamping hole matched with the filter cartridge is provided inside the plug-in frame.

[0011] By adopting the above technical solution, the mounting hole facilitates the installation and fixation of the plug-in frame, and the engaging hole facilitates the installation and fixation of the filter cartridge.

[0012] The utility model is further configured that a first insertion hole matching with the filter plate is provided at the top of the plug-in frame, and a second insertion hole matching with the filter plate is provided at the top of the filter cartridge.

[0013] By adopting the above technical solution, the first insertion hole and the second insertion hole facilitate the insertion and removal of the filter plate.

[0014] To sum up, the utility model mainly has the following beneficial effects: the utility model provides a connecting frame on the top of the connecting pipe, wherein the interior of the connecting frame is connected with the interior of the connecting pipe, so that the plug-in frame and the filter cartridge therein can be inserted into the connecting pipe, wherein a plurality of groups of filter holes are evenly arranged on the surface of the filter cartridge, thereby filtering impurities in the incoming water, and when the filter cartridge needs to be taken out for cleaning, the staff only needs to pull the plug-in frame out of the connecting frame, which effectively avoids the problem that the connecting pipe and the external pipeline need to be disassembled again to replace the filter structure, and the overall operation is relatively convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is an exploded schematic diagram of the utility model as a whole;

[0016] Figure 2 It is a partial enlarged cutaway view of the utility model;

[0017] Figure 3 It is a schematic diagram of the overall structure of the utility model.

[0018] In the figure: 1. pump body; 2. rotating shaft; 3. impeller; 4. connecting pipe; 5. connecting frame; 6. mounting hole; 7. plug-in frame; 8. engaging hole; 9. filter cartridge; 10. first insertion hole; 11. second insertion hole; 12. filter plate; 13. filter hole; 14. water inlet hole; 15. drain hole. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0020] The following describes an embodiment of the utility model based on its overall structure.

[0021] A water inlet filter structure high pressure pump, such as Figure 1-3 As shown, it comprises a pump body 1, an impeller 3 is rotatably connected inside the pump body 1, and the impeller 3 and the pump body 1 are rotatably connected via a rotating shaft 2;

[0022] One end of the pump body 1 is fixedly connected with a connecting pipe 4, a connecting frame 5 is arranged on the top of the connecting pipe 4, and the inside of the connecting frame 5 is connected with the inside of the connecting pipe 4, a plug-in frame 7 matching with it is arranged inside the connecting frame 5, and a filter cartridge 9 located inside the connecting pipe 4 is arranged inside the plug-in frame 7. When the filter cartridge 9 needs to be taken out and cleaned, the staff only needs to pull the plug-in frame 7 out of the connecting frame 5, which effectively avoids the problem that the connecting pipe 4 and the external pipeline need to be disassembled again to replace the filter structure, and the overall operation is relatively convenient;

[0023] A filter plate 12 extending into the filter cartridge 9 is arranged inside the plug-in frame 7, and multiple groups of filter holes 13 are evenly arranged on the surfaces of the filter cartridge 9 and the filter plate 12. The diameter of the filter holes 13 of the filter cartridge 9 is larger than that of the filter holes 13 of the filter plate 12, and the filter holes 13 play a role in filtering impurities of different sizes.

[0024] A water inlet hole 14 is provided inside one end of the connecting pipe 4, a drainage hole 15 is provided at the top of the pump body 1, and both the water inlet hole 14 and the drainage hole 15 are connected to external pipelines through connecting flanges.

[0025] See also Figure 1 A mounting hole 6 cooperating with the plug-in frame 7 is provided inside the connecting frame 5, and a snap-fitting hole 8 cooperating with the filter cartridge 9 is provided inside the plug-in frame 7. The utility model sets the above structure, wherein the mounting hole 6 facilitates the installation and fixation of the plug-in frame 7, and the snap-fitting hole 8 facilitates the installation and fixation of the filter cartridge 9.

[0026] See also Figure 1A first insertion hole 10 matching with the filter plate 12 is provided at the top of the plug-in frame 7, and a second insertion hole 11 matching with the filter plate 12 is provided at the top of the filter cartridge 9. The utility model is provided with the above structure, wherein the first insertion hole 10 and the second insertion hole 11 facilitate the insertion of the filter plate 12 and facilitate disassembly.

[0027] The working principle of the utility model is: when in use, the external motor drives the rotating shaft 2 and the impeller 3 to rotate inside the pump body 1, thereby transporting the liquid medium;

[0028] The water inlet 14 and the drain hole 15 are connected to external pipes, and are connected to the external pipes through connecting flanges, and a sealing ring is arranged between them to ensure the sealing after connection;

[0029] A connecting frame 5 is arranged on the top of the connecting pipe 4, wherein the interior of the connecting frame 5 is connected with the interior of the connecting pipe 4, and then the plug-in frame 7 and the filter cartridge 9 inside it can be inserted into the interior of the connecting pipe 4;

[0030] The filter cartridge 9 has multiple groups of filter holes 13 evenly arranged on its surface, thereby filtering impurities in the incoming water.

[0031] When the filter cartridge 9 needs to be removed for cleaning, the staff only needs to pull the plug-in frame 7 out of the connecting frame 5, which effectively avoids the problem that the connecting pipe 4 and the external pipeline need to be disassembled again to replace the filter structure, and the overall operation is relatively convenient;

[0032] Furthermore, a filter plate 12 extending into the filter cartridge 9 is also inserted into the plug-in frame 7, wherein the diameter of the filter holes on the surface of the filter plate 12 is smaller than the diameter of the filter holes 13 of the filter cartridge 9, that is, the filter cartridge 9 can filter larger particles of impurities, and the filter plate 12 can filter smaller particles of impurities, thereby improving the overall filtering effect;

[0033] Furthermore, when the filter plate 12 is taken out for cleaning, the staff only needs to pull the filter plate 12 out of the plug-in frame 7, and then use an external cleaning tool to clean the filter plate 12, and the overall operation process is relatively convenient;

[0034] A sealing gasket is provided between the plug-in frame 7 and the connecting frame 5 , and when the plug-in frame 7 and the connecting frame 5 are connected, the sealing gasket plays a sealing role, thereby effectively avoiding the problem of leakage of the liquid medium.

[0035] Although an embodiment of the utility model has been shown and described, this specific embodiment is merely an explanation of the utility model and is not a limitation of the utility model. The specific features, structures, materials or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. After reading this specification, those skilled in the art may make modifications, substitutions and variations to the embodiments without creative contributions as needed without departing from the principles and purpose of the utility model. However, as long as they are within the scope of the claims of the utility model, they are protected by patent law.

Claims

1. A water inlet filtration structure high-pressure pump, comprising a pump body (1), characterized in that: The pump body (1) is rotatably connected to an impeller (3) inside, and the impeller (3) and the pump body (1) are rotatably connected via a rotating shaft (2); One end of the pump body (1) is fixedly connected to a connecting pipe (4), a connecting frame (5) is arranged on the top of the connecting pipe (4), and the interior of the connecting frame (5) is connected to the interior of the connecting pipe (4), a plug-in frame (7) matching with the connecting frame (5) is arranged inside the connecting frame (5), and a filter cartridge (9) located inside the connecting pipe (4) is arranged inside the plug-in frame (7).

2. The water inlet filtration structure high pressure pump according to claim 1, characterized in that: The plug-in frame (7) is provided with a filter plate (12) extending into the interior of the filter cartridge (9), and a plurality of groups of filter holes (13) are evenly formed on the surfaces of the filter cartridge (9) and the filter plate (12).

3. The water inlet filtration structure high pressure pump according to claim 2, characterized in that: The diameter of the filter holes (13) of the filter cartridge (9) is larger than the filter holes (13) of the filter plate (12), and the filter holes (13) play a role in filtering impurities of particles of different sizes.

4. The water inlet filtration structure high pressure pump according to claim 1, characterized in that: The connection frame (5) is provided with a mounting hole (6) that matches the plug-in frame (7), and the plug-in frame (7) is provided with a snap-fit ​​hole (8) that matches the filter cartridge (9).

5. The water inlet filtration structure high pressure pump according to claim 1, characterized in that: The plug-in frame (7) has a top end provided with a first insertion hole (10) that matches the filter plate (12), and the filter cartridge (9) has a top end provided with a second insertion hole (11) that matches the filter plate (12).

6. The water inlet filtration structure high pressure pump according to claim 1, characterized in that: A water inlet hole (14) is provided inside one end of the connecting pipe (4), a drainage hole (15) is provided at the top end of the pump body (1), and both the water inlet hole (14) and the drainage hole (15) are connected to external pipelines via a connecting flange.

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