Immersed integrated ultrafiltration water purification equipment

By using a motor-driven auger to transport filter screen impurities and backwash membrane modules in an immersion integrated ultrafiltration water purification system, the problem of filter screen clogging is solved, achieving efficient water filtration and membrane module cleaning, thereby improving the equipment's efficiency and the membrane module's lifespan.

CN224180336UActive Publication Date: 2026-05-01FRANK WATER (JIANGSU) CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
FRANK WATER (JIANGSU) CO LTD
Filing Date
2025-04-11
Publication Date
2026-05-01

AI Technical Summary

Technical Problem

Existing submersible integrated ultrafiltration water purification equipment cannot clean the filter screen simultaneously during water delivery, leading to filter screen blockage and affecting filtration effect and efficiency.

Method used

Design an integrated submersible ultrafiltration water purification device. The device uses a motor to drive an auger to transport impurities inside the filter screen and discharge them through the drain port. At the same time, after filtration, the device uses a motor to drive the membrane module to flip and backwash, cleaning bacteria and impurities from the membrane module.

Benefits of technology

It effectively improves water filtration, avoids filter clogging, increases efficiency and membrane module lifespan, and simplifies the cleaning process.

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Abstract

The utility model discloses immersed integrated ultrafiltration water purification equipment which comprises a tank body, a water inlet pipe fixedly connected to the side surface of the tank body, a water inlet fixedly connected to the side surface of the water inlet pipe, a sewage outlet fixedly connected to the side surface of the water inlet pipe, a second motor fixedly connected to the side surface of the water inlet pipe, and an auger fixedly connected to the output end of the second motor. A filter screen is fixedly connected to the side inner wall of the water inlet pipe, a fixing plate is fixedly connected to the side inner wall of the tank body, a first motor is fixedly connected to the side surface of the tank body, and a membrane assembly is fixedly connected to the output end of the first motor. Through the components, silt and large-particle impurities carried in water can be intercepted by the filter screen, and the impurities are conveyed and discharged in time by the auger, so that the condition that the filter screen is blocked is avoided, and the membrane assembly is driven to turn over by the motor I after filtration is completed, and can be subjected to backwashing treatment; while the service life of the membrane module is prolonged, the condition that the membrane module can be cleaned after being disassembled is avoided, and the cleaning effect is improved.
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Description

An integrated submersible ultrafiltration water purification device Technical Field

[0001] This utility model relates to the field of water purification equipment technology, and in particular to an immersion integrated ultrafiltration water purification device. Background Technology

[0002] Existing submersible integrated ultrafiltration water purification equipment uses a rotating sleeve to move a sealing block and a filter screen into or out of the mounting port on the sleeve. The filter screen filters out sediment in the water, and after filtration, the sealing block rotates out of the sleeve, allowing for direct external unclogging and cleaning of the filter screen. This improves the convenience of cleaning the filter screen. However, it cannot simultaneously transport and process sediment during water delivery. For example, a submersible integrated ultrafiltration water purification device disclosed in Chinese Patent Application No. CN202322187453.7, although it has a sleeve installed at the end of the liquid inlet and a rotating sleeve installed on the side of the sleeve, allowing the rotating sleeve to move the sealing block and filter screen into and out of the mounting port on the sleeve, and the sealing block can be removed for cleaning after the filter screen filters out sediment, improving the convenience of cleaning the filter screen, cannot simultaneously clean the filter screen when water is discharged. This results in the filter screen not being cleaned in time, leading to blockage and reducing the water flow, thus affecting the filtration effect of the device, which limits its use. Summary of the Invention

[0003] The purpose of this invention is to at least solve one of the technical problems existing in the prior art, and to provide a submersible integrated ultrafiltration water purification device. Water to be filtered is first injected into the filter screen inside the inlet pipe, allowing the water to pass through the filter screen and flow into the tank for secondary filtration. Sediment or other large particles carried in the water are intercepted by the filter screen. Simultaneously, the motor drives the auger inside the filter screen to rotate, enabling the auger to transport the impurities inside the filter screen and discharge them from the drain port. This effectively improves the water filtration effect while avoiding filter screen clogging that could affect the water intake. After filtration, the motor can drive the membrane module to rotate and backwash the membrane module, removing bacteria and impurities adsorbed on the membrane module. This avoids the need to disassemble the membrane module for cleaning, improving efficiency and extending the service life of the membrane module.

[0004] This utility model also provides an immersion integrated ultrafiltration water purification device, comprising: a tank, an inlet pipe fixedly connected to the side surface of the tank, an inlet fixedly connected to the side surface of the inlet pipe, a drain outlet fixedly connected to the side surface of the inlet pipe, a second motor fixedly connected to the side surface of the inlet pipe, an auger fixedly connected to the output end of the second motor, and a filter screen fixedly connected to the inner side wall of the inlet pipe;

[0005] A fixing plate is fixedly connected to the inner side wall of the tank, and a motor is fixedly connected to the side surface of the tank. A membrane module is fixedly connected to the output end of the motor. These components allow a filter screen to intercept sediment and large particles in the water, which are then transported and discharged promptly by an auger, preventing filter clogging. After filtration, the motor drives the membrane module to rotate, enabling backwashing. This extends the membrane module's lifespan and avoids the need for disassembly for cleaning, thus improving cleaning efficiency.

[0006] According to the present invention, an integrated submersible ultrafiltration water purification device has a water supply pipe fixedly connected to the inner side wall of the tank, and a guide pipe fixedly connected to the end of the water supply pipe away from the tank. Water entering from the inlet pipe is delivered to the guide pipe via the water supply pipe.

[0007] According to the present invention, an integrated submersible ultrafiltration water purification device includes a water pump fixedly connected to a water guide pipe, and a spray pipe fixedly connected to the side surface of the water guide pipe. Water from the water guide pipe is evenly sprayed into the tank through the spray pipe.

[0008] According to the present invention, in an integrated submersible ultrafiltration water purification device, the side surface of the membrane module is rotatably connected to a fixing plate, and the end of the water guide pipe away from the spray nozzle is fixedly connected to the tank. The fixing plate and the water guide pipe are respectively fixed inside the spray nozzle.

[0009] According to the present invention, an integrated submersible ultrafiltration water purification device includes a limiting block fixedly connected to the side surface of the membrane module, and the side surface of the limiting block being rotatably connected to a fixed plate. The limiting block fixes one end of the membrane module, allowing the membrane module to rotate along the fixed plate without detaching from it.

[0010] According to the present invention, an integrated submersible ultrafiltration water purification device has an electric telescopic rod fixedly connected to the side surface of the tank, and a locking block is fixedly connected to the output end of the electric telescopic rod. The membrane module is fixed by the locking block driven by the electric telescopic rod.

[0011] According to the immersion integrated ultrafiltration water purification device of this utility model, the side surface of the locking block is fixedly connected to the membrane module during operation, and the side surface of the locking block is slidably connected to the fixing plate. This allows the locking block to be inserted into the membrane module to fix the membrane module, and when the membrane module needs to be rotated, the locking block is slid into the fixing plate to release the fixing state of the membrane module.

[0012] According to the present invention, an integrated submersible ultrafiltration water purification device has a liquid outlet fixedly connected to the lower surface of the tank, a partition plate fixedly connected to the inner side wall of the inlet pipe, and the side surface of the filter screen fixedly connected to the partition plate. Filtered water can be discharged through the liquid outlet, and the partition plate separates the inlet pipe to prevent impurities discharged from the drain outlet from re-entering the inlet pipe.

[0013] Beneficial effects:

[0014] Compared to existing technologies, this method first injects the water to be filtered into the filter screen inside the inlet pipe, allowing the water to pass through the filter screen and flow into the tank for secondary filtration. Sediment or other large particles carried in the water are intercepted by the filter screen. Simultaneously, the motor drives the auger inside the filter screen to rotate, transporting the impurities from the filter screen and discharging them from the drain port. This effectively improves the water filtration effect while preventing filter screen clogging that could affect the water intake. After filtration, the motor can rotate the membrane module for backwashing, removing bacteria and impurities adsorbed on the membrane module. This avoids the need to disassemble the membrane module for cleaning, improving efficiency and extending the membrane module's lifespan. Attached Figure Description

[0015] The present invention will be further described below with reference to the accompanying drawings and embodiments;

[0016] Figure 1 is an overall structural diagram of the immersion integrated ultrafiltration water purification equipment of this utility model;

[0017] Figure 2 is a cross-sectional structural diagram of the immersion integrated ultrafiltration water purification device of this utility model.

[0018] Figure 3 is a partial structural diagram of point A in Figure 2 of the immersion integrated ultrafiltration water purification device of this utility model;

[0019] Figure 4 is a partial structural diagram of section B in Figure 2 of the immersion integrated ultrafiltration water purification device of this utility model.

[0020] Figure 5 is a structural diagram of the water guide pipe of the immersion integrated ultrafiltration water purification equipment of this utility model.

[0021] Figure 6 is an exploded view of the membrane module of the immersion integrated ultrafiltration water purification device of this utility model.

[0022] Figure 7 is an exploded view of the inlet pipe of the immersion integrated ultrafiltration water purification device of this utility model.

[0023] Legend:

[0024] 1. Tank body; 2. Motor 1; 3. Liquid outlet; 4. Electric telescopic rod; 5. Water pump; 6. Water inlet pipe; 7. Sewage outlet; 8. Motor 2; 9. Water inlet; 10. Spray pipe; 11. Water guide pipe; 12. Water delivery pipe; 13. Filter screen; 14. Screw auger; 15. Fixing plate; 16. Membrane module; 17. Separator plate; 18. Locking block; 19. Limiting block. Detailed Implementation

[0025] This section will describe in detail the specific embodiments of the present utility model. The preferred embodiments of the present utility model are shown in the accompanying drawings. The purpose of the drawings is to supplement the textual description with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the present utility model, but they should not be construed as limiting the scope of protection of the present utility model.

[0026] Referring to Figures 1-7, an embodiment of the present invention provides an immersion integrated ultrafiltration water purification device, which includes: a tank 1, an inlet pipe 6 fixedly connected to the side surface of the tank 1, an inlet 9 fixedly connected to the side surface of the inlet pipe 6, a drain outlet 7 fixedly connected to the side surface of the inlet pipe 6, a motor 8 fixedly connected to the side surface of the inlet pipe 6, an auger 14 fixedly connected to the output end of the motor 8, and a filter screen 13 fixedly connected to the inner side wall of the inlet pipe 6.

[0027] Specifically, during use, water to be filtered is injected into the water pipe and inlet 9. After the water passes through inlet 9, it enters the inlet pipe 6 and flows through the filter screen 13 into the water supply pipe 12 in the tank 1. Impurities that enter with the water will remain inside the filter screen 13. The filter screen 13 is equipped with connecting pipes and outlets. Then, motor 8 drives the auger 14 to rotate, so that the auger 14 transports the impurities in the filter screen 13. After the impurities reach the outlet on the filter screen 13, they are discharged through the drain port 7 to avoid clogging of the filter screen 13 and affecting the water intake effect.

[0028] A fixing plate 15 is fixedly connected to the inner side wall of the tank body 1, and a motor 2 is fixedly connected to the side surface of the tank body 1. A membrane module 16 is fixedly connected to the output end of the motor 2, and the side surface of the membrane module 16 is rotatably connected to the fixing plate 15.

[0029] Specifically, the water entering the tank 1 is filtered through the membrane module 16 and discharged from the outlet 3 after filtration. The membrane module 16 is composed of ultrafiltration membrane sheets, which can effectively remove suspended solids, large particles, bacteria and other substances from the water. After filtration, the motor 2 outside the tank 1 drives the membrane module 16 to rotate along the fixed plate 15 inside the tank 1. The fixed plate 15 is an elastic rubber ring plate that can stay in contact with the membrane module 16 after rotation, thereby improving the sealing of the membrane module 16 before and after rotation. Then, water is sprayed through the water guide pipe 11 and the spray pipe 10 to backwash the membrane module 16, thereby extending the service life of the membrane module 16 and improving the water purification effect.

[0030] A water supply pipe 12 is fixedly connected to the inner side wall of the tank body 1. A water guide pipe 11 is fixedly connected to the end of the water supply pipe 12 away from the tank body 1. The end of the water guide pipe 11 away from the spray pipe 10 is fixedly connected to the tank body 1. A water pump 5 is fixedly connected to the water guide pipe 11 through a pipe. A spray pipe 10 is fixedly connected to the side surface of the water guide pipe 11.

[0031] Specifically, after the water is filtered once by the filter screen 13, it enters the tank 1 through the inlet pipe 6 and is sent to the guide pipe 11 through the water supply pipe 12. It is then sprayed out from the spray pipe 10 connected around the guide pipe 11, so that the water is discharged evenly. Bacteria and harmful substances in the water accumulate in the same place on the membrane module 16. After the filtration is completed, the membrane module 16 is flipped over. The input end of the water pump 5 is connected to the cleaning water pipe, and the water is discharged into the guide pipe 11 through the output end of the water pump 5 and then sprayed out from the spray pipe 10 to backwash the membrane module 16. After that, the washed-out substances and cleaning water are discharged from the outlet 3.

[0032] A limiting block 19 is fixedly connected to the side surface of the membrane module 16. The side surface of the limiting block 19 is rotatably connected to the fixing plate 15. An electric telescopic rod 4 is fixedly connected to the side surface of the tank 1. A locking block 18 is fixedly connected to the output end of the electric telescopic rod 4. The side surface of the locking block 18 is fixedly connected to the membrane module 16 during operation. The side surface of the locking block 18 is slidably connected to the fixing plate 15. An outlet 3 is fixedly connected to the lower surface of the tank 1. A partition plate 17 is fixedly connected to the inner side wall of the water inlet pipe 6. The side surface of the filter screen 13 is fixedly connected to the partition plate 17.

[0033] Specifically, the outer side of the tank body 1 is provided with two sets of electric telescopic rods 4. The output end of each electric telescopic rod 4 is connected to a locking block 18. When the motor 2 drives the membrane module 16 to rotate, the limiting block 19 at the end away from the motor 2 restricts the membrane module 16, so that the membrane module 16 can rotate along the fixed plate 15 without detaching from it. After rotating to the appropriate position, the electric telescopic rod 4 drives the locking block 18 to lock into the membrane module 16 and fix the position of the membrane module 16, preventing the membrane module 16 from rotating during use and affecting the filtration effect. The bottom of the tank body 1 is provided with a liquid outlet 3, which can discharge the filtered water or bacteria and harmful substances in the membrane module 16 according to the usage. The inlet pipe 6 is provided with a partition plate 17, which is located between the inlet 9 and the drain 7. When impurities are discharged from the outlet on the filter screen 13, the partition plate 17 isolates the impurities and prevents the impurities from re-entering the inlet pipe 6 from the outside of the filter screen 13.

[0034] Working principle: During use, water to be filtered is injected into the water pipe and inlet 9. The water enters the inlet pipe 6 after passing through inlet 9, and flows through the filter screen 13 into the water supply pipe 12 in the tank 1. Impurities entering with the water remain inside the filter screen 13. The filter screen 13 has connecting pipes and an outlet. Then, motor 8 drives the auger 14 to rotate, causing the auger 14 to transport the impurities from the filter screen 13. After the impurities reach the outlet on the filter screen 13, they are discharged through the drain port 7. The filtered water then enters the tank 1 through the inlet pipe 6. The water is fed into the water pipe 11 through the water supply pipe 12 and sprayed out from the spray pipe 10 connected around the water pipe 11 and passes through the membrane module 16 in the tank 1. The membrane module 16 removes suspended solids, large particles, bacteria and other substances from the water and discharges them from the outlet 3 after filtration. After filtration, the motor 2 outside the tank 1 drives the membrane module 16 to rotate along the fixed plate 15 inside the tank 1. The water pump 5 then sends cleaning water to the water pipe 11. The water pipe 11 and the spray pipe 10 spray water to backwash the membrane module 16. Finally, the flushing water and the flushed substances are discharged from the tank 1 through the outlet 3.

[0035] The embodiments of the present utility model have been described in detail above with reference to the accompanying drawings. However, the present utility model is not limited to the above embodiments. Within the scope of knowledge possessed by those skilled in the art, various changes can be made without departing from the spirit of the present utility model.

Claims

1. A submersible integrated ultrafiltration water purification device, characterized in that, include: Tank (1), a water inlet pipe (6) is fixedly connected to the side surface of the tank (1), a water inlet (9) is fixedly connected to the side surface of the water inlet pipe (6), a sewage outlet (7) is fixedly connected to the side surface of the water inlet pipe (6), a second motor (8) is fixedly connected to the side surface of the water inlet pipe (6), an auger (14) is fixedly connected to the output end of the second motor (8), and a filter screen (13) is fixedly connected to the inner side wall of the water inlet pipe (6); a fixing plate (15) is fixedly connected to the inner side wall of the tank (1), a first motor (2) is fixedly connected to the side surface of the tank (1), and a membrane module (16) is fixedly connected to the output end of the first motor (2).

2. The submersible integrated ultrafiltration water purification device according to claim 1, characterized in that, A water supply pipe (12) is fixedly connected to the inner side wall of the tank (1), and a water guide pipe (11) is fixedly connected to the end of the water supply pipe (12) away from the tank (1).

3. The submersible integrated ultrafiltration water purification device according to claim 2, characterized in that, The water guide pipe (11) is fixedly connected to a water pump (5) via a pipe, and a spray pipe (10) is fixedly connected to the side surface of the water guide pipe (11).

4. The submersible integrated ultrafiltration water purification device according to claim 3, characterized in that, The side surface of the membrane module (16) is rotatably connected to the fixing plate (15), and the end of the water guide pipe (11) away from the nozzle (10) is fixedly connected to the tank (1).

5. The submersible integrated ultrafiltration water purification device according to claim 1, characterized in that, A limiting block (19) is fixedly connected to the side surface of the membrane module (16), and the side surface of the limiting block (19) is rotatably connected to the fixing plate (15).

6. The submersible integrated ultrafiltration water purification device according to claim 1, characterized in that, An electric telescopic rod (4) is fixedly connected to the side surface of the tank (1), and a locking block (18) is fixedly connected to the output end of the electric telescopic rod (4).

7. The submersible integrated ultrafiltration water purification device according to claim 6, characterized in that, The side surface of the card block (18) is fixedly connected to the membrane assembly (16) during operation, and the side surface of the card block (18) is slidably connected to the fixing plate (15).

8. The submersible integrated ultrafiltration water purification device according to claim 1, characterized in that, The lower surface of the tank (1) is fixedly connected to the liquid outlet (3), the inner side wall of the water inlet pipe (6) is fixedly connected to the partition plate (17), and the side surface of the filter screen (13) is fixedly connected to the partition plate (17).

Citation Information

Patent Citations

  • Immersed integrated ultrafiltration water purification equipment

    CN220589111U