Ultrafiltration device for sewage treatment

Abstract

The invention relates to the field of sewage ultrafiltration, and specifically to a sewage treatment ultrafiltration device, comprising a base, a support assembly being arranged at the upper end of the base, a filter cartridge assembly being arranged inside the support assembly, a cleaning assembly being arranged at the upper end of the filter cartridge assembly, a water delivery assembly being arranged at one end of the base, the support assembly comprising four fixing seats, the four fixing seats being fixedly connected at four corners of the upper surface of the base, fixing shafts being fixedly connected to the side walls of the fixing seats, rotating rods being rotatably connected to the surfaces of the fixing shafts, fixing blocks being fixedly connected to the lower ends of the rotating rods, the filter cartridges being supported by the rotating rods and sleeve rings, and when the filter cartridges need to be cleaned, a plurality of bolts are firstly taken out of the threaded barrels to release the fixation of the clamping rings, and then the sealing barrels are pushed away from the two ends of the filter cartridges, and then the pins are pulled out of the slots to release the fixation of the fixing blocks, and then the rotating rods are rotated to drive the filter cartridges to rotate to both sides, so that the filter cartridges can be pulled out of the sleeve rings for cleaning.

Description

Technical Field

[0001] The invention relates to the field of sewage ultrafiltration, in particular to an ultrafiltration device for sewage treatment. Background Art

[0002] Sewage ultrafiltration device is a kind of equipment that uses ultrafiltration membrane for water treatment. Its core component is ultrafiltration membrane, which has a specific pore size and can effectively remove suspended matter, bacteria, viruses, colloids and certain soluble organic matter in water. The separation principle of ultrafiltration membrane is based on screening, that is, under a certain pressure, water and small molecules pass through the membrane pores, while large molecules are retained on the membrane surface.

[0003] The sewage ultrafiltration device needs to install filter cartridges and filter elements to achieve the diversion of dirt and water, but a large amount of dirt is easily retained in the filter cartridges and filter elements, which need to be cleaned frequently. However, the existing sewage ultrafiltration device has the filter cartridge fixedly installed, which is not convenient to remove the filter cartridge for cleaning during cleaning work, and the filter element is installed inside the filter cartridge, so the filter cartridge needs to be removed before the filter element can be cleaned. Summary of the invention

[0004] In view of the problems in the prior art, the present invention provides a sewage treatment ultrafiltration device.

[0005] The technical solution adopted by the present invention to solve the technical problem is: a sewage treatment ultrafiltration device, comprising a base, a support assembly is arranged at the upper end of the base, a filter cartridge assembly is arranged inside the support assembly, a cleaning assembly is arranged at the upper end of the filter cartridge assembly, and a water delivery assembly is arranged at one end of the base;

[0006] The support assembly includes four fixing seats, and the four fixing seats are fixedly connected at the four corners of the upper surface of the base. The side walls of the fixing seats are fixedly connected with fixing shafts, and the surfaces of the fixing shafts are rotatably connected with rotating rods. The lower ends of the rotating rods are fixedly connected with fixing blocks, and the surfaces of the fixing blocks are plugged with pins, and the lower ends of the pins are respectively plugged into the four slots.

[0007] Specifically, the filter cartridge assembly includes a plurality of rings, eight of the outermost rings are fixedly connected to the surfaces of four rotating rods, the plurality of rings are connected by connecting blocks, a plurality of filter cartridges are inserted inside the plurality of rings, both ends of the filter cartridges are clamped with sealing cylinders, the outer walls of the sealing cylinders are provided with U-shaped openings, the outer walls of the sealing cylinders are fixedly connected with blocks, the interior of the blocks is rotatably connected with a U-shaped rod, the other end of the U-shaped rod is fixedly connected with a clamping ring, a bolt is inserted inside the clamping ring, the bolt is threadedly connected to the interior of a plurality of threaded cylinders, and the threaded cylinders are fixedly connected to the outer walls of both ends of the plurality of filter cartridges.

[0008] Specifically, the cleaning assembly includes multiple bearings, and the bearings are respectively embedded in multiple sealing cylinders located at the upper end of the filter cartridge. A rotating block is fixedly sleeved on the inner wall of the bearing, and a handle is fixedly connected to the upper end of the rotating block, and a rotating plate is fixedly connected to the lower end of the rotating block. Three gear rings are fixedly connected to the lower end of the rotating plate, and multiple gears are clamped on the inner wall of the gear ring. A scraper is embedded in the center of the gear, and a filter element is sleeved on the lower end of the scraper, and multiple embedded blocks are fixedly sleeved on the upper and lower ends of the filter element. The embedded blocks are fixedly sleeved on the inner walls of the upper and lower ends of multiple filter cartridges.

[0009] Specifically, the water delivery assembly includes a fixed plate, which is fixedly connected to the upper surface of one end of the base, and a plurality of fixed rods are fixedly connected to the side wall of the fixed plate, and two sleeve clamps are sleeved on the surface of the fixed rods, and the sleeve clamps are respectively fixedly connected to the water inlet cylinder, the drainage cylinder and the sewage cylinder, and a semi-cylinder is clamped inside the sewage cylinder, and baffles are fixedly connected at both ends of the semi-cylinder, and a filter is fixedly connected to the upper end of the semi-cylinder, and a drainage outlet is provided at the lower end of the baffle near the opening end of the sewage cylinder.

[0010] Specifically, the width of the scraper is the same as the inner diameter of the filter element, and the length of the scraper is longer than the length of the filter element.

[0011] Specifically, the outer wall of the baffle matches the inner wall of the sewage barrel, and the drainage port on the baffle is located at the lower end of the filter screen.

[0012] Specifically, the water inlet cylinder, the water discharge cylinder and the sewage cylinder are arranged in sequence from top to bottom.

[0013] Specifically, the lower end of the water inlet cylinder is fixedly connected to a plurality of water inlet pipes, the other end of the water inlet pipe is fixedly connected to the upper end of the filter cylinder, the upper end of the drainage cylinder is fixedly connected to a plurality of drainage pipes, the other end of the drainage pipe is fixedly connected to the lower end of the filter cylinder, the upper end of the sewage cylinder is fixedly connected to a plurality of sewage pipes, the other end of the sewage pipe is fixedly connected to the lower end of the filter cylinder, and the drainage pipe and the sewage pipe are respectively located on both sides of the lower end block.

[0014] Beneficial effects of the present invention:

[0015] (1) The sewage treatment ultrafiltration device described in the present invention supports the filter cartridge by a rotating rod and a sleeve ring. When the filter cartridge needs to be cleaned, firstly, a plurality of bolts are taken out from the threaded cylinder to release the fixation of the clamping ring, and then the sealing cylinder is pushed away from both ends of the filter cartridge, and then the pin is pulled out from the slot to release the fixation of the fixing block, and then the rotating rod is rotated to drive the filter cartridge to rotate to both sides, so that the filter cartridge can be pulled out of the sleeve ring for cleaning.

[0016] (2) The sewage treatment ultrafiltration device described in the present invention can drive the rotating block to rotate by turning the handle, and the rotating block drives the rotating plate to rotate when the rotating block rotates, and the rotating plate drives the gear ring to rotate when the rotating plate rotates, and the gear drives the scraper to rotate through the gear. The inner wall of the filter element is scraped and washed by the rotating scraper, so that the dirt attached to the inner wall of the filter element is scraped off. In this way, the filter element can be cleaned without dismantling the equipment, which can reduce the workload of cleaning the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The present invention is further described below in conjunction with the accompanying drawings and embodiments.

[0018] Figure 1 A schematic diagram of the structure of a sewage treatment ultrafiltration device provided by the present invention;

[0019] Figure 2 A schematic cross-sectional structure diagram of a sewage treatment ultrafiltration device provided by the present invention;

[0020] Figure 3 A schematic diagram of the structure of a water delivery component of a sewage treatment ultrafiltration device provided by the present invention;

[0021] Figure 4 A schematic diagram of the filter cartridge structure of a sewage treatment ultrafiltration device provided by the present invention;

[0022] Figure 5 A schematic diagram of the base structure of a sewage treatment ultrafiltration device provided by the present invention;

[0023] Figure 6 A schematic diagram of the structure of a cleaning component of a sewage treatment ultrafiltration device provided by the present invention;

[0024] Figure 7 A schematic diagram of the internal structure of a filter cartridge of a sewage treatment ultrafiltration device provided by the present invention;

[0025] Figure 8 A sewage treatment ultrafiltration device provided by the present invention Figure 7 Enlarged view of part A.

[0026] In the figure: 1, base; 2, support assembly; 21, fixed seat; 22, fixed shaft; 23, rotating rod; 24, fixed block; 25, latch; 26, slot; 3, filter cartridge assembly; 31, collar; 32, connecting block; 33, filter cartridge; 34, sealing cylinder; 35, U-shaped mouth; 36, block; 37, U-shaped rod; 38, snap ring; 39, bolt; 310, threaded cylinder; 4, cleaning assembly; 41, bearing; 42, rotating block; 43, handle; 44, rotating plate; 45, gear ring; 46, gear; 47, scraper; 48, filter element; 49, insert; 5, water delivery assembly; 51, fixing plate; 52, fixing rod; 53, sleeve card block; 54, water inlet cylinder; 55, drainage cylinder; 56, sewage cylinder; 57, semi-cylinder; 58, baffle; 59, filter screen; 510, drainage outlet; 511, water inlet pipe; 512, drainage pipe; 513, sewage pipe. DETAILED DESCRIPTION

[0027] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further explained below in conjunction with specific implementation methods.

[0028] like Figure 1-Figure 8 As shown, a sewage treatment ultrafiltration device according to the present invention comprises a base 1, a support assembly 2 is arranged at the upper end of the base 1, a filter cartridge assembly 3 is arranged inside the support assembly 2, a cleaning assembly 4 is arranged at the upper end of the filter cartridge assembly 3, and a water delivery assembly 5 is arranged at one end of the base 1;

[0029] The support assembly 2 includes four fixed seats 21, which are fixedly connected to the four corners of the upper surface of the base 1. Fixed shafts 22 are fixedly connected to the side walls of the fixed seats 21. Rotating rods 23 are rotatably connected to the surfaces of the fixed shafts 22. The lower ends of the rotating rods 23 are fixedly connected to fixed blocks 24. Plugs 25 are plugged into the surfaces of the fixed blocks 24. The lower ends of the plugs 25 are respectively plugged into four slots 26. The filter cartridge 33 is supported by the rotating rods 23, and the filter cartridge 33 can be rotated and placed, making the removal and cleaning of the filter cartridge 33 more convenient.

[0030] The filter cartridge assembly 3 comprises a plurality of collars 31, wherein the eight collars 31 located at the outermost sides are fixedly connected to the surfaces of the four rotating rods 23, and the plurality of collars 31 are connected to each other through a connecting block 32, and a plurality of filter cartridges 33 are inserted into the interior of the plurality of collars 31, and a sealing cylinder 34 is clamped at both ends of the filter cartridge 33, and a U-shaped opening 35 is provided on the outer wall of the sealing cylinder 34, and a block 36 is fixedly connected to the outer wall of the sealing cylinder 34, and a U-shaped rod 37 is rotatably connected inside the block 36, and a clamping ring 38 is fixedly connected to the other end of the U-shaped rod 37, and a bolt 39 is inserted into the interior of the clamping ring 38, and the bolt 39 is threadedly connected to the interior of a plurality of threaded cylinders 310, and the threaded cylinders 310 are fixedly connected to the outer walls of both ends of the plurality of filter cartridges 33, and the plurality of bolts 39 are removed from the threaded cylinder 310 to release the fixation of the clamping ring 38, and then the sealing cylinder 34 is pushed away from the two ends of the filter cartridge 33, and then the latch 25 is pulled out from the slot 26 to release the fixation of the fixing block 24.

[0031] The cleaning assembly 4 includes a plurality of bearings 41, which are respectively embedded in a plurality of sealing cylinders 34 located at the upper end of the filter cylinder 33. A rotating block 42 is fixedly sleeved on the inner wall of the bearing 41. A handle 43 is fixedly connected to the upper end of the rotating block 42. A rotating plate 44 is fixedly connected to the lower end of the rotating block 42. Three gear rings 45 are fixedly connected to the lower end of the rotating plate 44. A plurality of gears 46 are clamped on the inner wall of the gear ring 45. A scraper 47 is embedded in the center of the gear 46. The scraper 47 has a The lower ends are all sleeved with filter elements 48, and the upper and lower ends of the filter elements 48 are fixedly sleeved with multiple inserts 49, and the inserts 49 are fixedly sleeved on the inner walls of the upper and lower ends of multiple filter cartridges 33. Rotating the handle 43 can drive the rotating block 42 to rotate, and when the rotating block 42 rotates, it drives the rotating plate 44 to rotate, and when the rotating plate 44 rotates, it drives the gear ring 45 to rotate, and the gear 46 is driven to rotate by the gear ring 45, and the scraper 47 is driven to rotate by the gear 46, and the inner wall of the filter element 48 is scraped and cleaned by the rotating scraper 47.

[0032] The water delivery assembly 5 includes a fixing plate 51, which is fixedly connected to the upper surface of one end of the base 1. A plurality of fixing rods 52 are fixedly connected to the side wall of the fixing plate 51. Two sleeve clamps 53 are sleeved on the surface of the fixing rods 52. The sleeve clamps 53 are respectively fixedly connected to the water inlet cylinder 54, the drainage cylinder 55 and the sewage cylinder 56. A semi-cylinder 57 is clamped inside the sewage cylinder 56. Both ends of the semi-cylinder 57 are fixedly connected to baffles 58. The upper end of the semi-cylinder 57 is fixedly connected to a filter screen 59. The lower end of the baffle 58 near the opening end of the sewage cylinder 56 is provided with a drainage opening. The sewage is input into the water inlet cylinder 54 through the multiple water inlet pipes 511 at the lower end of the water inlet cylinder 54, and the sewage to be treated is input into the filter cartridge 33. After entering the filter cartridge 33, the sewage flows into the filter element 48, and the dirt in the sewage is retained by the filter element 48, while the water in the sewage flows out through the holes of the filter element 48, and then the filtered water is discharged into the drainage cylinder 55 through the drainage pipe 512. After the sewage flows out of the filter element 48, it is discharged into the sewage cylinder 56 through the sewage pipe 513, and the larger dirt is blocked by the filter screen 59, and the sewage is discharged through the drainage port 510.

[0033] The width of the scraper 47 is the same as the inner diameter of the filter element 48, and the length of the scraper 47 is longer than the length of the filter element 48, so that the scraper 47 can scrape and clean the inner wall of the filter element 48 when rotating.

[0034] The outer wall of the baffle 58 matches the inner wall of the sewage barrel 56 , and the drain port 510 on the baffle 58 is located at the lower end of the filter screen 59 . The baffle 58 blocks the sewage flowing into the sewage barrel 56 so that the sewage must be filtered by the filter screen 59 .

[0035] The water inlet cylinder 54, the water discharge cylinder 55 and the sewage cylinder 56 are arranged sequentially from top to bottom, so that the water flows sequentially from top to bottom.

[0036] The lower end of the water inlet cylinder 54 is fixedly connected to a plurality of water inlet pipes 511, the other end of the water inlet pipe 511 is fixedly connected to the upper end of the filter cartridge 33, the upper end of the drain cylinder 55 is fixedly connected to a plurality of drain pipes 512, the other end of the drain pipe 512 is fixedly connected to the lower end of the filter cartridge 33, the upper end of the sewage cylinder 56 is fixedly connected to a plurality of sewage pipes 513, the other end of the sewage pipe 513 is fixedly connected to the lower end of the filter cartridge 33, and the drain pipe 512 and the sewage pipe 513 are respectively located on both sides of the lower end block 49.

[0037] When in use, first input the sewage into the water inlet cylinder 54, and input the sewage to be treated into the filter cartridge 33 through the multiple water inlet pipes 511 at the lower end of the water inlet cylinder 54. After the sewage enters the filter cartridge 33, it flows into the filter element 48, and the dirt in the sewage is retained by the filter element 48, while the water in the sewage flows out through the holes of the filter element 48. The space in the filter cartridge 33 is divided into two parts by the upper and lower blocks 49. The space between the two blocks 49 is used to retain the filtered water, and the space at the lower end of the lower block 49 retains the filtered sewage. Then the filtered water is discharged into the drain cylinder 55 through the drain pipe 512. After the sewage flows out of the filter element 48, it is discharged into the sewage cylinder 56 through the sewage pipe 513. The larger dirt is blocked by the filter screen 59, and the sewage is discharged through the drain port 510. When a large amount of dirt is attached to the inner wall of the filter element 48, the handle 43 can be turned to remove the dirt. The movable rotating block 42 rotates, and when the rotating block 42 rotates, it drives the rotating plate 44 to rotate. When the rotating plate 44 rotates, it drives the gear ring 45 to rotate, and the gear 46 is driven to rotate through the gear ring 45, and the scraper 47 is driven to rotate through the gear 46. The inner wall of the filter element 48 is scraped and washed by the rotating scraper 47, so that the dirt attached to the inner wall of the filter element 48 is scraped off. In this way, the filter element 48 can be cleaned without dismantling the equipment, which can reduce the workload when cleaning the equipment. When it is necessary to clean the filter cartridge 33, first, multiple bolts 39 are removed from the threaded cylinder 310 to release the fixation of the retaining ring 38, and then the sealing cylinder 34 is pushed away from both ends of the filter cartridge 33, and then the pin 25 is pulled out of the slot 26 to release the fixation of the fixing block 24, and then the rotating rod 23 can drive the filter cartridge 33 to rotate to both sides, so that the filter cartridge 33 can be pulled out of the ring 31 for cleaning.

[0038] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention may have various changes and improvements, which fall within the scope of the present invention. The scope of the present invention is defined by the attached claims and their equivalents.

Claims

1. A sewage treatment ultrafiltration device, comprising a base (1), a support assembly (2) being arranged at the upper end of the base (1), a filter cartridge assembly (3) being arranged inside the support assembly (2), a cleaning assembly (4) being arranged at the upper end of the filter cartridge assembly (3), and a water delivery assembly (5) being arranged at one end of the base (1); Features: The support assembly (2) comprises four fixing seats (21), the four fixing seats (21) are fixedly connected to the four corners of the upper surface of the base (1), the side walls of the fixing seats (21) are fixedly connected to fixing shafts (22), the surfaces of the fixing shafts (22) are rotatably connected to rotating rods (23), the lower ends of the rotating rods (23) are fixedly connected to fixing blocks (24), the surfaces of the fixing blocks (24) are plugged with latches (25), and the lower ends of the latches (25) are respectively plugged into the four slots (26); The filter cartridge assembly (3) comprises a plurality of collars (31), wherein eight of the collars (31) located at the outermost sides are fixedly connected to the surfaces of four rotating rods (23), the collars (31) are connected to each other via a connecting block (32), a plurality of filter cartridges (33) are inserted into the interior of the collars (31), both ends of the filter cartridges (33) are clamped with sealing cylinders (34), the outer wall of the sealing cylinders (34) is provided with a U-shaped opening (35), a block (36) is fixedly connected to the outer wall of the sealing cylinder (34), a U-shaped rod (37) is rotatably connected to the interior of the block (36), the other end of the U-shaped rod (37) is fixedly connected to a snap ring (38), a bolt (39) is inserted into the interior of the snap ring (38), the bolt (39) is threadedly connected to the interior of a plurality of threaded cylinders (310), and the threaded cylinders (310) are fixedly connected to the outer walls of both ends of the plurality of filter cartridges (33); The cleaning assembly (4) comprises a plurality of bearings (41), the bearings (41) being respectively embedded in a plurality of sealing cylinders (34) located at the upper end of the filter cartridge (33), a rotating block (42) being fixedly sleeved on the inner wall of the bearing (41), the upper end of each rotating block (42) being fixedly connected to a handle (43), the lower end of each rotating block (42) being fixedly connected to a rotating plate (44), the lower end of each rotating plate (44) being fixedly connected to three toothed rings (45), the inner wall of each toothed ring (45) being clamped with a plurality of gears (46), the center of each gear (46) being embedded with a scraper (47), the lower end of each scraper (47) being sleeved with a filter element (48), the upper and lower ends of each filter element (48) being fixedly sleeved with a plurality of inserts (49), the inserts (49) being fixedly sleeved on the upper and lower inner walls of the plurality of filter cartridges (33); The water delivery assembly (5) comprises a fixing plate (51), the fixing plate (51) being fixedly connected to the upper surface of one end of the base (1), a plurality of fixing rods (52) being fixedly connected to the side wall of the fixing plate (51), two sleeve clamping blocks (53) being sleeved on the surface of each of the fixing rods (52), the sleeve clamping blocks (53) being respectively fixedly connected to a water inlet cylinder (54), a water discharge cylinder (55) and a sewage cylinder (56), a semi-cylinder (57) being sleeved inside the sewage cylinder (56), baffles (58) being fixedly connected at both ends of the semi-cylinder (57), a filter screen (59) being fixedly connected at the upper end of the semi-cylinder (57), and a drainage port (510) being provided at the lower end of the baffle (58) near the opening end of the sewage cylinder (56).

2. A sewage treatment ultrafiltration device according to claim 1, characterized in that: The width of the scraper (47) is the same as the inner diameter length of the filter element (48), and the length of the scraper (47) is longer than the length of the filter element (48).

3. A sewage treatment ultrafiltration device according to claim 1, characterized in that: The outer wall of the baffle (58) matches the inner wall of the sewage barrel (56), and the drainage port (510) on the baffle (58) is located at the lower end of the filter screen (59).

4. The sewage treatment ultrafiltration device according to claim 1, characterized in that: The water inlet cylinder (54), the water discharge cylinder (55) and the sewage cylinder (56) are arranged in sequence from top to bottom.

5. The sewage treatment ultrafiltration device according to claim 1, characterized in that: The lower end of the water inlet cylinder (54) is fixedly connected to a plurality of water inlet pipes (511), and the other end of the water inlet pipe (511) is fixedly connected to the upper end of the filter cartridge (33). The upper end of the drainage cylinder (55) is fixedly connected to a plurality of drainage pipes (512), and the other end of the drainage pipe (512) is fixedly connected to the lower end of the filter cartridge (33). The upper end of the sewage cylinder (56) is fixedly connected to a plurality of sewage pipes (513), and the other end of the sewage pipe (513) is fixedly connected to the lower end of the filter cartridge (33). The drainage pipe (512) and the sewage pipe (513) are respectively located on both sides of the lower end insert (49).

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