Filtering structure for sewage pump

Abstract

The utility model discloses a filtering structure for a sewage pump, and particularly relates to the technical field of sewage pumps, the filtering structure comprises a sewage pump body, a sewage pipe is fixedly connected to the sewage pump body, a filtering assembly is detachably connected to the sewage pipe, the filtering assembly comprises a filtering ring, a cleaning assembly is arranged in the sewage pipe, and the cleaning assembly comprises a scraping plate and cleaning cotton. The scraping plate and the cleaning cotton are used for circumferentially rotating around the circle center of the sewage pipe in the sewage pipe and are in sliding contact with the inner wall of the sewage pipe. According to the sewage treatment device disclosed by the utility model, the filtering assembly is arranged, so that impurities in sewage can be filtered by utilizing the filtering plate in the filtering assembly and the filtering holes formed in the filtering plate, and meanwhile, soil and impurities adhered to the inner wall of the sewage pipe can be scraped by utilizing the scraping plate and the cleaning cotton which can slide relative to the inner wall of the sewage pipe; the inner wall of the sewage pipe can be further conveniently cleaned, and use is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage pumps, in particular to a filtering structure for sewage pumps. Background Art

[0002] Most of the sewage pumps in the prior art use filter screens as filtering mechanisms. However, long-term operation of the filter screens easily causes silt to clog the filter holes. Each time, the operator needs to extract the sewage pump, disassemble the sewage pipe and clean the inside, which is inconvenient to use.

[0003] The existing Chinese patent number CN212731276U discloses a filtering structure for a sewage pump, including a sewage pipe, a running shell is fixedly connected to the upper part of the sewage pipe, a sewage pump motor is fixedly connected vertically downward at the top of the running shell, a sewage suction pipe is fixedly connected vertically downward on the right side of the bottom of the sewage pipe, and a secondary filter screen cover is movably inserted in the left port of the sewage pipe; an internal threaded pipe is threadedly screwed on the lower end of the sewage suction pipe, and a primary filter screen is fixedly connected to the bottom of the internal threaded pipe.

[0004] Although the above patent can improve the filtering structure, during the use of the sewage pipe, the inner wall of the sewage pipe will easily be attached with some dirt or impurities in the sewage after long-term use, and the existing device is not convenient for cleaning the inner wall of the sewage pipe.

[0005] Therefore, we make improvements to this and propose a filtering structure for a sewage pump. Utility Model Content

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0007] The utility model discloses a filtering structure for a sewage pump, comprising a sewage pump body, to which a sewage pipe is fixedly connected, to which a filtering assembly is detachably connected, the filtering assembly comprising a filtering ring, and a cleaning assembly arranged in the sewage pipe, the cleaning assembly comprising a scraper and cleaning cotton, the scraper and the cleaning cotton being used to rotate in a circle around the center of the sewage pipe inside the sewage pipe, and the scraper and the cleaning cotton being in sliding contact with the inner wall of the sewage pipe.

[0008] As a preferred technical solution of the utility model, a motor is fixedly connected to the sewage pipe, the output shaft seal of the motor passes through the side wall of the sewage pipe and is fixedly connected to a rotating rod, a connecting rod is fixedly connected to the rotating rod, and the connecting rods are evenly arrayed in three groups in the vertical direction of the rotating rod, and the connecting rods are symmetrically arranged on both sides of the rotating rod, and a mounting rod is movably arranged at one end of the connecting rod away from the rotating rod, and a mounting plate is fixedly connected to one end of the mounting rod away from the connecting rod, and the scraper and the cleaning cotton are fixedly connected to the mounting plate.

[0009] As a preferred technical solution of the utility model, an installation groove is opened inside the connecting rod, and a spring is fixedly connected inside the installation groove. The spring is arranged in a horizontal structure, and a slide is fixedly connected to one end of the spring away from the rotating rod. The installation rod is fixedly connected to the slide, and the outer wall of the slide is slidably connected to the inner wall of the sewage pipe.

[0010] As a preferred technical solution of the utility model, the open end of the installation groove is fixedly connected to a limiting plate, and the installation rod is slidably arranged inside the limiting plate.

[0011] As a preferred technical solution of the utility model, internal threads are provided on the inner walls of the openings at both ends of the filter ring, and external threads are provided on the outer wall of one end of the sewage pipe away from the sewage pump body. The filter ring is threadedly connected to the sewage pipe through the internal threads opened on its inner wall.

[0012] As a preferred technical solution of the utility model, a retaining ring is fixedly connected to the inside of the filter ring, and a filter plate is detachably connected to the retaining ring via bolts, and filter holes are formed on the filter plate.

[0013] The beneficial effects of the utility model are as follows: in the utility model, by setting up a filter assembly, the filter plate in the filter assembly and the filter holes opened on the filter plate can be used to filter impurities in sewage, and at the same time, a scraper and cleaning cotton that can slide with the inner wall of the sewage pipe can be used to scrape off the mud and debris attached to the inner wall of the sewage pipe, which can further facilitate the cleaning of the inner wall of the sewage pipe and is more convenient to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the cross-sectional structure of the filter ring of the utility model;

[0018] Figure 4 This utility model Figure 2 Enlarged schematic diagram of the structure of part A in the middle.

[0019] In the figure: 1. sewage pump body; 2. sewage pipe; 3. motor; 4. filter ring; 41. internal thread; 42. retaining ring; 43. bolt; 44. filter plate; 45. filter hole; 5. rotating rod; 6. connecting rod; 61. mounting groove; 7. mounting plate; 8. cleaning cotton; 9. spring; 10. slide plate; 11. mounting rod; 12. scraper; 13. limit plate. DETAILED DESCRIPTION

[0020] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0021] Example: Figures 1 to 4 As shown, the utility model is a filtering structure for a sewage pump, including a sewage pump body 1, a sewage pipe 2 is fixedly connected to the sewage pump body 1, a filtering assembly is detachably connected to the sewage pipe 2, the filtering assembly includes a filtering ring 4, a cleaning assembly is arranged in the sewage pipe 2, the cleaning assembly includes a scraper 12 and cleaning cotton 8, the scraper 12 and the cleaning cotton 8 are both used to rotate around the center of the sewage pipe 2 inside the sewage pipe 2, and the scraper 12 and the cleaning cotton 8 are in sliding contact with the inner wall of the sewage pipe 2.

[0022] By utilizing the scraper 12 and cleaning cotton 8 that can slide against the inner wall of the sewage pipe 2, the scraper 12 can be used to scrape off impurities adhering to the inner wall of the sewage pipe 2, and then the cleaning cotton 8 can be used to wipe the scraped inner wall, which can make it easier to clean the inner wall of the sewage pipe 2.

[0023] A motor 3 is fixedly connected to the sewage pipe 2, and the output shaft seal of the motor 3 passes through the side wall of the sewage pipe 2 and is fixedly connected to a rotating rod 5. A connecting rod 6 is fixedly connected to the rotating rod 5. The connecting rod 6 is evenly arranged in an array in the vertical direction of the rotating rod 5 in three groups. The connecting rods 6 are symmetrically arranged on both sides of the rotating rod 5. A mounting rod 11 is movably arranged at one end of the connecting rod 6 away from the rotating rod 5. A mounting plate 7 is fixedly connected to one end of the mounting rod 11 away from the connecting rod 6. The scraper 12 and the cleaning cotton 8 are fixedly connected to the mounting plate 7.

[0024] By using the motor 3 fixedly connected to the sewage pipe 2, it is easier to drive the rotating rod 5 to rotate, and by using the connecting rod 6 fixedly connected to the rotating rod 5, it is easier to install the scraper 12 and the cleaning cotton 8.

[0025] An installation groove 61 is opened inside the connecting rod 6, and a spring 9 is fixedly connected inside the installation groove 61. The spring 9 is arranged in a horizontal structure. A slide plate 10 is fixedly connected to the end of the spring 9 away from the rotating rod 5. The installation rod 11 is fixedly connected to the slide plate 10, and the outer wall of the slide plate 10 is slidably connected to the inner wall of the sewage pipe 2.

[0026] By utilizing the mounting groove 61 opened inside the connecting rod 6 , the slide plate 10 can be installed more easily. Meanwhile, by utilizing the spring 9 fixedly connected in the mounting groove 61 , rigid contact between the scraper 12 and the inner wall of the sewage pipe 2 can be further prevented.

[0027] The open end of the mounting groove 61 is fixedly connected to the limiting plate 13, and the mounting rod 11 is slidably arranged inside the limiting plate 13. By using the limiting plate 13 fixedly connected to the open end of the mounting groove 61, the slide plate 10 can be further prevented from falling off from the inside of the mounting groove 61.

[0028] Internal threads 41 are provided on the inner walls of both openings of the filter ring 4, and external threads are provided on the outer wall of one end of the sewage pipe 2 away from the sewage pump body 1. The filter ring 4 is threadedly connected to the sewage pipe 2 through the internal threads 41 provided on its inner wall.

[0029] By utilizing the internal threads 41 provided on the inner walls of the two open ends of the filter ring 4 , the filter ring 4 can be installed more easily and is more convenient to use.

[0030] A retaining ring 42 is fixedly connected inside the filter ring 4, and a filter plate 44 is detachably connected to the retaining ring 42 through bolts 43, and a filter hole 45 is provided on the filter plate 44. By utilizing the filter holes 45 provided on the filter plate 44 detachably connected to the retaining ring 42 through bolts 43, it is easier to filter impurities in the sewage pipe 2, and it is more convenient to use.

[0031] During operation, when using the sewage pump body 1, first place the sewage pump body 1 at the work site, then start the motor 3, use the motor 3 to drive the rotating rod 5 to rotate, use the rotation of the rotating rod 5 to drive the connecting rod 6 to rotate in a circle, and use the scraper 12 set on the connecting rod 6 that rotates in a circle and the cleaning cotton 8 to slide in contact with the inner wall of the sewage pipe 2 to scrape and wipe the impurities attached to the inner wall of the sewage pipe 2.

[0032] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A filter structure for a sewage pump, comprising a sewage pump body (1), It is characterized in that The sewage pump body (1) is fixedly connected to a sewage pipe (2), and the sewage pipe (2) is detachably connected to a filter assembly, the filter assembly comprising a filter ring (4), and a cleaning assembly is arranged in the sewage pipe (2), the cleaning assembly comprising a scraper (12) and cleaning cotton (8), the scraper (12) and the cleaning cotton (8) are both used to rotate around the center of the sewage pipe (2) inside the sewage pipe (2), and the scraper (12) and the cleaning cotton (8) are both in sliding contact with the inner wall of the sewage pipe (2).

2. A filter structure for a sewage pump according to claim 1, It is characterized in that The sewage pipe (2) is fixedly connected to a motor (3), the output shaft of the motor (3) is sealed and passes through the side wall of the sewage pipe (2) and is fixedly connected to a rotating rod (5), the rotating rod (5) is fixedly connected to a connecting rod (6), and the connecting rods (6) are evenly arranged in an array in the vertical direction of the rotating rod (5) in three groups, the connecting rods (6) are symmetrically arranged on both sides of the rotating rod (5), and a mounting rod (11) is movably arranged at one end of the connecting rod (6) away from the rotating rod (5), and a mounting plate (7) is fixedly connected to one end of the mounting rod (11) away from the connecting rod (6), and the scraper (12) and the cleaning cotton (8) are fixedly connected to the mounting plate (7).

3. A filter structure for a sewage pump according to claim 2, It is characterized in that The connecting rod (6) is provided with a mounting groove (61) inside, and a spring (9) is fixedly connected inside the mounting groove (61). The spring (9) is arranged in a horizontal structure, and a slide plate (10) is fixedly connected to one end of the spring (9) away from the rotating rod (5). The mounting rod (11) is fixedly connected to the slide plate (10), and the outer wall of the slide plate (10) is slidably connected to the inner wall of the sewage pipe (2).

4. A filter structure for a sewage pump according to claim 3, It is characterized in that The open end of the installation groove (61) is fixedly connected to the limiting plate (13), and the installation rod (11) is slidably arranged inside the limiting plate (13).

5. A filter structure for a sewage pump according to claim 4, It is characterized in that Internal threads (41) are provided on the inner walls of the openings at both ends of the filter ring (4), and external threads are provided on the outer wall of one end of the sewage pipe (2) away from the sewage pump body (1). The filter ring (4) is threadedly connected to the sewage pipe (2) via the internal threads (41) provided on its inner wall.

6. A filter structure for a sewage pump according to claim 5, It is characterized in that A retaining ring (42) is fixedly connected inside the filter ring (4), a filter plate (44) is detachably connected to the retaining ring (42) via bolts (43), and a filter hole (45) is provided on the filter plate (44).

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