CN215742166U

CN215742166U - Security filter for sewage treatment

Info

Publication number: CN215742166U
Application number: CN202121518871.4U
Authority: CN
Inventors: 姚鹏程; 李艳红; 许宏
Original assignee: Wuxi Industrial Waste Safe Disposal Co ltd
Current assignee: Wuxi Industrial Waste Safe Disposal Co ltd
Priority date: 2021-07-04
Filing date: 2021-07-04
Publication date: 2022-02-08
Anticipated expiration: 2031-07-04

Abstract

The utility model relates to a security filter for sewage treatment, which comprises a cylinder body, a cylinder cover, a water inlet pipeline, a water outlet pipeline and a filter element, wherein the cylinder cover is connected with the cylinder body in a sealing manner, the filter element is surrounded by a sewage scraping assembly, and the sewage scraping assembly comprises a first flange, a second flange, a plurality of longitudinal rods, a scraping plate, a plurality of guide arc plates and a driving shaft. The filter element is surrounded by the dirt scraping assembly, the dirt scraping assembly is provided with the flushing port and the sewage outlet, dirt on the surface of the filter element is scraped through the scraper, the sewage mixed with the dirt is guided downwards by the guide arc plate, accumulation of the dirt on the surface of the filter element is effectively prevented, the filter element is not required to be disassembled and washed frequently, and the service life of the filter element is prolonged. The scraper can be adjusted in advance within the torsion range of the torsion spring.

Description

Security filter for sewage treatment

Technical Field

The utility model relates to the technical field of physical separation devices, in particular to a security filter for sewage treatment.

Background

The shell of the cartridge is made of stainless steel, tubular filter elements such as PP melt-blown filter elements, wire-fired filter elements, folded filter elements, titanium filter elements, activated carbon filter elements and the like are used as filter elements in the cartridge, and different filter elements are selected according to different filter media and design processes so as to meet the requirement of effluent quality. The device is used for solid-liquid separation of various suspensions, has higher environmental requirements and higher filtering precision, has wide application range, and is suitable for the industrial fields of medicine, food, chemical industry, environmental protection, water treatment and the like. When the existing cartridge filter is used for treating sewage, a filter element of the existing cartridge filter can be attached to the surface of the filter element by a large amount of dirt after being used for a long time, and the existing cartridge filter is time-consuming and labor-consuming because the existing cartridge filter does not have self-cleaning capability and needs to be cleaned and replaced after a cylinder body is disassembled.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provides a security filter for sewage treatment.

The technical scheme for realizing the purpose of the utility model is as follows: the utility model provides a security filter for sewage treatment, has cylinder body, cylinder cap, water inlet pipeline, outlet conduit, filter core, cylinder cap sealing connection in the cylinder body, the filter core encloses to be equipped with scrapes dirty subassembly, it includes first flange, second flange, a plurality of longitudinal rod, scraper blade, a plurality of direction arc board, drive shaft to scrape dirty subassembly, first flange is located the upper end of filter core, the second flange is located lower extreme and rotatable coupling of filter core in outlet conduit, drive shaft rotatable coupling in cylinder cap and drive are connected first flange, it is a plurality of the longitudinal rod circumference run through in first flange with between the second flange, the scraper blade with direction arc board connect respectively in longitudinal rod.

According to the technical scheme, the number of the longitudinal rods is 6.

In the technical scheme, any two adjacent and farthest longitudinal rods in the 6 longitudinal rods are connected with the scraper, and two adjacent and nearest longitudinal rods in the remaining 4 longitudinal rods are respectively connected with the guide arc plates.

Two adjacent and nearest longitudinal rods in the remaining 4 longitudinal rods in the technical scheme are respectively connected with 3 guide arc plates.

According to the technical scheme, the longitudinal rod of the connecting scraper is further provided with an adjusting structure, the adjusting structure is provided with a torsion spring, a fastening nut, a pin shaft and a positioning screw, the torsion spring is sleeved at one end, penetrating through the second flange, of the longitudinal rod, the fastening nut is in threaded connection with the longitudinal rod and is located at the lower end of the torsion spring, and the pin shaft penetrates through the torsion spring, the fastening nut and the longitudinal rod.

According to the technical scheme, a bushing is arranged between the driving shaft and the cylinder cover, and a bearing and a sealing sleeve are arranged below the driving shaft located at the bushing.

According to the technical scheme, the cylinder body is provided with the flushing interface and the sewage outlet, the flushing interface is located above the water inlet pipeline, and the sewage outlet is located below the water outlet pipeline.

According to the technical scheme, a conical groove is formed in the cylinder body between the sewage outlet and the water outlet pipeline.

After the technical scheme is adopted, the utility model has the following positive effects:

the filter element is surrounded by the dirt scraping assembly, the dirt scraping assembly is provided with the flushing port and the sewage outlet, dirt on the surface of the filter element is scraped through the scraper, the sewage mixed with the dirt is guided downwards by the guide arc plate, accumulation of the dirt on the surface of the filter element is effectively prevented, the filter element is not required to be disassembled and washed frequently, and the service life of the filter element is prolonged. The scraper can be adjusted in advance within the torsion range of the torsion spring.

Drawings

In order that the present disclosure may be more readily and clearly understood, reference is now made to the following detailed description of the present disclosure taken in conjunction with the accompanying drawings, in which

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a perspective view of the inventive doctoring assembly (without the drive shaft and first flange connection) and adjustment structure.

In the figure: the device comprises a cylinder body 1, a cylinder cover 2, a water inlet pipeline 3, a water outlet pipeline 4, a filter element 5, a first flange 61, a second flange 62, a longitudinal rod 63, a scraping plate 64, a guide arc plate 65, a driving shaft 66, a torsion spring 71, a fastening nut 72, a pin shaft 73, a positioning screw 74, a bushing 81, a bearing 82, a sealing sleeve 83, a flushing connector 91, a sewage outlet 92 and a tapered groove 93.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the description refers must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

(example 1)

Referring to fig. 1 and 2, the utility model provides a security filter for sewage treatment, which comprises a cylinder body 1, a cylinder cover 2, a water inlet pipeline 3, a water outlet pipeline 4 and a filter element 5, wherein the cylinder cover 2 is connected to the cylinder body 1 in a sealing manner, the filter element 5 is surrounded by a dirt scraping assembly, the dirt scraping assembly comprises a first flange 61, a second flange 62, a plurality of longitudinal rods 63, a scraping plate 64, a plurality of guide arc plates 65 and a driving shaft 66, the first flange 61 is positioned at the upper end of the filter element 5, the second flange 62 is positioned at the lower end of the filter element 5 and is rotatably connected to the water outlet pipeline 4, the driving shaft 66 is rotatably connected to the cylinder cover 2 and is in driving connection with the first flange 61, the plurality of longitudinal rods 63 circumferentially penetrate between the first flange 61 and the second flange 62, and the scraping plate 64 and the guide arc plates 65 are respectively connected to the longitudinal rods 63. The cylinder body 1 is provided with a flushing connector 91 and a sewage outlet 92, the flushing connector 91 is positioned above the water inlet pipeline 3, and the sewage outlet 92 is positioned below the water outlet pipeline 4. The water inlet pipeline 3 is used for entering sewage to be filtered, the water outlet pipeline 4 is used for discharging the sewage after filtering treatment, the filter element 5 is mainly used for filtering solid particles in the sewage, and the solid particles in the sewage gradually form commonly-known dirt after being attached to the surface of the filter element 5. The flushing port 91 is used for connecting clean cleaning water, and the sewage outlet 92 is used for discharging the filtered sewage with fixed particles. The driving shaft 66 is used for connecting an external driving motor (not shown in the figure), the driving motor can be matched with a speed reducer and the like to drive and connect the driving shaft 66, and the driving shaft 66 drives the first flange 61, the second flange 62 and the scrapers 64 and the guide arc plates 65 on the plurality of longitudinal rods 63 to rotate. The distance between the scraper 64 and the filter element 5 is infinitely close to 0, so that when dirt exists on the surface of the filter element 5, the dirt can be scraped off by the scraping action. The guide arc plate 65 is obliquely arranged on the longitudinal rod 63 downwards, and the rotating direction of the guide arc plate is set to enable sewage with solid particles outside the filter element 5 to be stirred downwards and guided when the guide arc plate rotates, so that the adsorption of the solid particles in the sewage to the surface of the filter element 5 is reduced as little as possible.

In the present embodiment, the number of the longitudinal bars 63 is 6. Any two adjacent and farthest longitudinal rods 63 in the 6 longitudinal rods 63 are connected with the scraping plates 64, and adjacent and nearest two longitudinal rods 63 in the remaining 4 longitudinal rods 63 are respectively connected with the guide arc plates 65.

In this embodiment, each of the two adjacent and nearest longitudinal bars 63 of the remaining 4 longitudinal bars 63 is connected with 3 guide arc plates 65. 3 guide arc plates 65 are arranged in a single row from top to bottom, and it can be understood that the number of guide arc plates 65 can be adjusted according to actual requirements, and is not limited herein.

The cylinder body 1 is provided with a conical groove 93 between the sewage outlet 92 and the water outlet pipeline 4. The conical tank 93 is a buffer tank for the sewage with solid particles.

A bush 81 is arranged between the driving shaft 66 and the cylinder head 2, and a bearing 82 and a sealing sleeve 83 are arranged below the driving shaft 66 and the bush 81. The drive shaft 66 rotates in the bearing 82 and the bush 81, and the sealing sleeve 83 prevents the sewage in the cylinder block 1 from seeping out.

(example 2)

The difference between this embodiment and embodiment 1 is that the longitudinal rod 63 of the connecting scraper 64 is further provided with an adjusting structure, the adjusting structure includes a torsion spring 71, a fastening nut 72, a pin 73, and a positioning screw 74, the torsion spring 71 is sleeved on one end of the longitudinal rod 63 penetrating through the second flange 62, the fastening nut 72 is screwed on the longitudinal rod 63 and is located at the lower end of the torsion spring 71, and the pin 73 penetrates through the torsion spring 71, the fastening nut 72, and the longitudinal rod 63. The fastening nut 72 is used for screwing the second flange 62 and the torsion spring 71, and the fastening nut 72 is provided with a pin shaft hole (not marked in the figure) for matching with the pin shaft 73. The pin 73 is mainly used to fix the connection relationship between the torsion spring 71, the fastening nut 72 and the longitudinal rod 63. The distance between the scraper 64 and the filter element 5 is adjusted by adjusting the torsion spring 71 and the set screw 74 in advance.

The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A sewage treatment cartridge filter, its characterized in that: the water purifier is provided with a cylinder body (1), a cylinder cover (2), a water inlet pipeline (3), a water outlet pipeline (4) and a filter element (5), wherein the cylinder cover (2) is connected with the cylinder body (1) in a sealing way, the filter element (5) is surrounded with a dirt scraping component, the dirt scraping component comprises a first flange (61), a second flange (62), a plurality of longitudinal rods (63), a scraper (64), a plurality of guide arc plates (65) and a driving shaft (66), the first flange (61) is positioned at the upper end of the filter element (5), the second flange (62) is positioned at the lower end of the filter element (5) and is rotatably connected with the water outlet pipeline (4), the driving shaft (66) is rotatably connected with the cylinder cover (2) and is in driving connection with the first flange (61), and the circumferences of the longitudinal rods (63) penetrate through the space between the first flange (61) and the second flange (62), the scraper (64) and the guide arc plate (65) are respectively connected to the longitudinal rod (63).

2. The cartridge filter for sewage treatment as claimed in claim 1, wherein: the number of the longitudinal rods (63) is 6.

3. The cartridge filter for sewage treatment as claimed in claim 2, wherein: any two adjacent and farthest longitudinal rods (63) in the 6 longitudinal rods (63) are connected with the scraping plate (64), and adjacent and nearest two longitudinal rods (63) in the remaining 4 longitudinal rods are respectively connected with the guide arc plates (65).

4. The cartridge filter for sewage treatment as recited in claim 3, wherein: and 3 guide arc plates (65) are connected to each two adjacent and nearest longitudinal rods (63) in the remaining 4 longitudinal rods (63).

5. The cartridge filter for sewage treatment as recited in claim 3, wherein: the longitudinal rod (63) of the connecting scraper (64) is further provided with an adjusting structure, the adjusting structure is provided with a torsion spring (71), a fastening nut (72), a pin shaft (73) and a positioning screw (74), the torsion spring (71) is sleeved on one end, penetrating through the second flange (62), of the longitudinal rod (63), the fastening nut (72) is in threaded connection with the longitudinal rod (63) and located at the lower end of the torsion spring (71), and the pin shaft (73) penetrates through the torsion spring (71), the fastening nut (72) and the longitudinal rod (63).

6. The cartridge filter for sewage treatment as claimed in claim 1, wherein: a bushing (81) is arranged between the driving shaft (66) and the cylinder cover (2), and a bearing (82) and a sealing sleeve (83) are arranged below the driving shaft (66) and positioned below the bushing (81).

7. The cartridge filter for sewage treatment as claimed in claim 1, wherein: the cylinder body (1) is provided with a flushing connector (91) and a sewage outlet (92), the flushing connector (91) is positioned above the water inlet pipeline (3), and the sewage outlet (92) is positioned below the water outlet pipeline (4).

8. The cartridge filter for sewage treatment as recited in claim 7, wherein: and a conical groove (93) is arranged between the sewage outlet (92) and the water outlet pipeline (4) of the cylinder body (1).