Water pump with filtering structure

Abstract

The utility model discloses a water pump with a filtering structure, and relates to the technical field of water pumps. The water pump comprises a water pump body, the water inlet end of the water pump body is connected with a filtering mechanism, the filtering mechanism comprises a connecting pipe connected to the water inlet end of the water pump body, a partition cylinder is arranged in the connecting pipe, and a temporary storage area is formed between the outer side of the partition cylinder and the inner wall of the connecting pipe. After the water pump body is started, water flow is driven to enter the water pump body after being filtered by the filtering barrel, so that the damage degree of impurities in water to the water pump body is reduced, the water flow is filtered by the filtering barrel and then enters the dividing barrel, the impeller is driven to rotate, and the impeller drives the scraping strip to rotate through the transmission rod and scrapes the impurities filtered out of the outer side of the filtering barrel. Impurities are temporarily stored in the temporary storage area, continuous filtering of the filtering barrel is facilitated, the influence of the filtered impurities on the filtering barrel is reduced, and the filtering effect is improved by arranging the filtering barrel.

Description

Technical Field

[0001] The utility model belongs to the field of water pumps, and in particular relates to a water pump with a filtering structure. Background Art

[0002] A water pump is a machine that transports liquids or increases the pressure of liquids. It transfers the mechanical energy of the prime mover or other external energy to the liquid to increase the energy of the liquid. It is mainly used to transport liquids including water, oil, acid and alkali liquids, emulsions, suspensions and liquid metals. According to different working principles, it can be divided into volumetric water pumps, vane pumps and other types. The volumetric pump uses the change of its working chamber volume to transfer energy.

[0003] The Chinese patent with the announcement number CN219035147U discloses a water pump with a filtering structure, including a water pump body, a water outlet and a water inlet are arranged on one side of the water pump body near the bottom, a filtering mechanism is connected to a flange on one side of the water inlet, a mounting plate is fixedly connected to the bottom of the water pump body, mounting holes are opened at the four corners of the mounting plate, mounting bolts are movably connected to the inside of the mounting holes, and a rotating rod is rotatably connected to one side of the mounting plate near the mounting bolts. The advantages of the utility model are: by setting the filtering mechanism, the purpose of filtering impurities in the water is achieved, thereby preventing the impurities from affecting the water suction flow of the water pump, by setting the rotating rod and the pressing block, the loosening of the mounting bolts due to vibration is achieved, thereby increasing the stability of the water pump after installation, and under the action of the magnetic block, the pressing block can be kept in contact with the mounting bolts without external force, while the impurities filtered out by the filter plate of the water pump with the filtering structure in the application will accumulate on the filter plate, although the filter plate can be cleaned by a brush, the impurities accumulated on the filter plate will still affect the filtration of the filter plate.

[0004] In view of this, the present utility model is proposed. Utility Model Content

[0005] The technical problem to be solved by the utility model is to overcome the deficiencies of the prior art and provide a water pump with a filtering structure.

[0006] In order to solve the above technical problems, the basic concept of the technical solution adopted by the utility model is:

[0007] A water pump with a filtering structure comprises a water pump body, wherein the water inlet end of the water pump body is connected to a filtering mechanism, the filtering mechanism comprises a connecting pipe connected to the water inlet end of the water pump body, a dividing cylinder is provided in the connecting pipe, a temporary storage area is formed between the outer side of the dividing cylinder and the inner wall of the connecting pipe, a filtering barrel is provided at one end of the dividing cylinder, an impeller is rotatably fitted in the dividing cylinder, a transmission rod is provided at the center of the impeller, and the transmission rod passes through one end of the filtering barrel and is provided with a plurality of scraping bars.

[0008] Optionally, the transmission rod is located in the filter barrel and has a plurality of baffles in a circular array on the side thereof, and the plurality of baffles correspond one-to-one with the plurality of scraper strips. The scraper strips and the baffles are L-shaped strip structures, and the inner side of the scraper strips is in contact with the outer side of the filter barrel, and the outer side of the baffles is in contact with the inner wall of the filter barrel. The vertical sections of the scraper strips and the baffles are both fan-shaped structures, and the fan-shaped curvature of the scraper strips is smaller than that of the baffles, so that the impeller can drive the scraper strips and the baffles to rotate through the transmission rod. The scraper strips rotate to scrape impurities filtered out from the outside of the filter barrel, so that the impurities are temporarily stored in the temporary storage area. The baffles rotate to block the flow of water at the scraping point of the filter barrel.

[0009] Optionally, a mounting hole is provided at one end of the filter barrel, a bearing is provided in the mounting hole, and the middle part of the transmission rod is fixed in the bearing, so as to improve the rotation stability of the transmission rod through the bearing.

[0010] Optionally, the vertical section of the dividing tube is an L-shaped structure, one end of the dividing tube is provided with an outer flange, and the outer flange is fixed to the inner wall of the connecting tube, so as to facilitate the fixing of the dividing tube in the connecting tube.

[0011] After adopting the above technical solution, the utility model has the following beneficial effects compared with the prior art. Of course, any product implementing the utility model does not necessarily need to achieve all the advantages described below at the same time:

[0012] After the water pump body is turned on, it drives the water to flow through the filter barrel and then enter the water pump body, which is convenient for reducing the degree of damage to the water pump body by impurities in the water. After being filtered through the filter barrel, the water flows into the dividing barrel, driving the impeller to rotate. The impeller drives the scraper bar to rotate through the transmission rod, scraping the impurities filtered out of the outside of the filter barrel, so that the impurities are temporarily stored in the temporary storage area, which is convenient for the filter barrel to continue filtering and to reduce the influence of the filtered impurities on the filter barrel. By setting the filter barrel, the filtering effect can be improved.

[0013] The specific implementation of the utility model is further described in detail below with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The drawings described below are only some embodiments. For those skilled in the art, other drawings can be obtained based on these drawings without creative work. In the drawings:

[0015] Figure 1 This is a schematic diagram of the three-dimensional structure of an embodiment of the utility model;

[0016] Figure 2 This is a schematic cross-sectional view of an embodiment of the utility model;

[0017] Figure 3This is a schematic diagram of the connecting pipe structure of an embodiment of the utility model;

[0018] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0019] The water pump body 1, the connecting pipe 3, the dividing cylinder 4, the temporary storage area 5, the filter barrel 6, the impeller 7, the transmission rod 8, the scraper bar 9, the baffle bar 10, and the bearing 11.

[0020] It should be noted that these drawings and textual descriptions are not intended to limit the conceptual scope of the present invention in any way, but rather to illustrate the concept of the present invention for those skilled in the art by referring to specific embodiments. DETAILED DESCRIPTION

[0021] The utility model will now be further described in detail with reference to the accompanying drawings.

[0022] See also Figure 1-3 As shown, in the present embodiment, a water pump with a filtering structure is provided, comprising a water pump body 1, a filtering mechanism being connected to the water inlet end of the water pump body 1, the filtering mechanism comprising a connecting pipe 3 connected to the water inlet end of the water pump body 1, a dividing cylinder 4 being arranged in the connecting pipe 3, a temporary storage area 5 being formed between the outer side of the dividing cylinder 4 and the inner wall of the connecting pipe 3, a filtering barrel 6 being arranged at one end of the dividing cylinder 4, an impeller 7 being rotatably fitted in the dividing cylinder 4, a transmission rod 8 being arranged at the center of the impeller 7, and a plurality of scraping strips 9 being arranged at one end of the transmission rod 8 which passes through the filtering barrel 6.

[0023] After the water pump body 1 is turned on, the water is driven to flow through the filter barrel 6 for filtration and then enters the water pump body 1, so as to reduce the degree of damage to the water pump body 1 caused by impurities in the water. After being filtered through the filter barrel 6, the water flows into the dividing barrel 4, driving the impeller 7 to rotate. The impeller 7 drives the scraper bar 9 to rotate through the transmission rod 8, and scrapes the impurities filtered out of the outside of the filter barrel 6, so that the impurities are temporarily stored in the temporary storage area 5, so as to facilitate continuous filtration by the filter barrel 6 and reduce the influence of the filtered impurities on the filter barrel 6. By setting the filter barrel 6, the filtering effect can be improved.

[0024] The transmission rod 8 of this embodiment is located in the side circumferential array of the inner part of the filter barrel 6, and there are multiple baffles 10, which correspond to multiple scraper strips 9 one by one. The scraper strips 9 and the baffles 10 are L-shaped strip structures, and the inner side of the scraper strip 9 is in contact with the outer side of the filter barrel 6, and the outer side of the baffle 10 is in contact with the inner wall of the filter barrel 6. The vertical sections of the scraper strips 9 and the baffles 10 are both fan-shaped structures. The fan-shaped curvature of the scraper strip 9 is smaller than the fan-shaped curvature of the baffle 10, which is convenient for the impeller 7 to drive the scraper strips 9 and the baffles 10 to rotate through the transmission rod 8. The scraper strips 9 rotate to scrape the impurities filtered out of the outer side of the filter barrel 6, so that the impurities are temporarily stored in the temporary storage area 5. The baffles 10 rotate to block the water flow of the scraper strips 9 at the scraping place of the filter barrel 6, so as to improve the scraping and cleaning effect of the scraper strips 9 on the filter barrel 6, and to facilitate continuous filtering of the filter barrel 6.

[0025] A mounting hole is provided at one end of the filter barrel 6 of this embodiment, and a bearing 11 is provided in the mounting hole. The middle part of the transmission rod 8 is fixed in the bearing 11, so as to improve the rotation stability of the transmission rod 8 through the bearing 11, and to improve the rotation stability of the scraper bar 9 and the baffle bar 10 driven by the transmission rod 8.

[0026] The vertical section of the dividing tube 4 of this embodiment is an L-shaped structure. One end of the dividing tube 4 is provided with an outer flange, and the outer flange is fixed on the inner wall of the connecting tube 3, so that the dividing tube 4 can be fixed in the connecting tube 3 and impurities can be temporarily stored in the temporary storage area 5.

[0027] Working principle: After the water pump body 1 is turned on, it drives the water to flow through the filter barrel 6 for filtration and then enters the water pump body 1, so as to reduce the degree of damage to the water pump body 1 caused by impurities in the water. After being filtered through the filter barrel 6, the water flows into the dividing barrel 4, driving the impeller 7 to rotate. The impeller 7 drives the scraper bar 9 and the baffle bar 10 to rotate through the transmission rod 8. The scraper bar 9 rotates to scrape the impurities filtered out of the outside of the filter barrel 6, so that the impurities are temporarily stored in the temporary storage area 5. The baffle bar 10 rotates to block the water flow at the scraping point of the filter barrel 6 by the scraper bar 9, so as to improve the scraping and cleaning effect of the scraper bar 9 on the filter barrel 6, so as to facilitate continuous filtration of the filter barrel 6, so as to reduce the influence of the filtered impurities on the filter barrel 6. By setting the filter barrel 6, relative to the filter plate, it is convenient to increase the number of filter holes and improve the filtering effect.

[0028] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0029] The present invention is not limited to the above-mentioned implementation modes. Anyone should be aware of the structural changes made under the inspiration of the present invention. Any technical solution that is the same or similar to the present invention falls within the protection scope of the present invention. The technology, shape, and structure that are not described in detail in the present invention are all known technologies.

Claims

1. A water pump with a filtering structure, characterized in that: include: A water pump body (1), wherein the water inlet end of the water pump body (1) is connected to a filtering mechanism, wherein the filtering mechanism comprises a connecting pipe (3) connected to the water inlet end of the water pump body (1), wherein a dividing cylinder (4) is arranged inside the connecting pipe (3), wherein a temporary storage area (5) is formed between the outer side of the dividing cylinder (4) and the inner wall of the connecting pipe (3), wherein a filtering barrel (6) is arranged at one end of the dividing cylinder (4), wherein an impeller (7) is rotatably engaged inside the dividing cylinder (4), wherein a transmission rod (8) is arranged at the center of the impeller (7), wherein the transmission rod (8) passes through one end of the filtering barrel (6) and is provided with a plurality of scraping strips (9).

2. A water pump with a filtering structure according to claim 1, characterized in that: The transmission rod (8) is located in the filter barrel (6) and has a plurality of retaining bars (10) arranged in a circumferential array on the side thereof. The plurality of retaining bars (10) correspond one to one with the plurality of scraping bars (9).

3. A water pump with a filtering structure according to claim 2, characterized in that: The scraper strip (9) and the baffle strip (10) are L-shaped strip structures; the inner side of the scraper strip (9) is in contact with the outer side of the filter barrel (6); and the outer side of the baffle strip (10) is in contact with the inner wall of the filter barrel (6).

4. A water pump with a filtering structure according to claim 3, characterized in that: The scraper strip (9) and the baffle strip (10) both have a fan-shaped structure in vertical cross-section, and the fan-shaped curvature of the scraper strip (9) is smaller than the fan-shaped curvature of the baffle strip (10).

5. The water pump with a filtering structure according to claim 1, characterized in that: A mounting hole is provided at one end of the filter barrel (6), a bearing (11) is provided in the mounting hole, and the middle portion of the transmission rod (8) is fixed in the bearing (11).

6. The water pump with a filtering structure according to claim 1, characterized in that: The vertical cross section of the dividing tube (4) is an L-shaped structure. One end of the dividing tube (4) is provided with an outer flange, and the outer flange is fixed to the inner wall of the connecting tube (3).

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