Negative-pressure filtering U-shaped membrane assembly for water treatment

Abstract

The utility model relates to the field of negative-pressure filtering devices for water treatment, and discloses a negative-pressure filtering U-shaped membrane component for water treatment, which comprises a connecting ring, an end cover is rotatably connected to the upper part of the connecting ring, a water outlet is fixedly connected to the top of the end cover, and a baffle block is fixedly connected to the side end of the lower part of the end cover. A sliding ring is slidably connected to the lower portion of the check block, a sliding column is slidably connected to the interior of the lower end of the sliding ring, the lower portion of the sliding column makes contact with a slope block, the lower portion of the slope block makes contact with a clamping block, and the side end of the clamping block is fixedly connected with a positioning block; the side portion of the clamping block is elastically connected to the interior of the side end of the connecting ring through a first spring. According to the utility model, the sliding ring drives the inclined surface block to slide down to enable the clamping block to slide out of the inside of the side end of the end cover, and then the sliding ring slides to drive the stop block and the end cover to rotate, so that the internal filter component can be driven to swing to clean membrane filaments, repeated disassembly is not needed, and the convenience of operation is improved.

Description

Technical Field

[0001] The utility model relates to the field of negative pressure filtering devices for water treatment, in particular to a negative pressure filtering U-shaped membrane component for water treatment. Background Art

[0002] The design feature of the U-shaped membrane module is that the membrane filaments are arranged in a U shape to form a membrane package structure. This design helps to increase the membrane surface area and the efficiency of the water flow channel. The design of the U-shaped membrane module is generally suitable for high-efficiency microfiltration, ultrafiltration and reverse osmosis processes to ensure that the water quality meets specific standards and requirements.

[0003] When cleaning the existing U-shaped membrane assembly, it is necessary to remove the end cover and the internal membrane filaments by turning or opening the clamping device, place it in clean water and stir it to dissolve the mud and other impurities adhering to the outside of the membrane filaments into the clean water, and then put the end cover and membrane filaments back in place and fix the end cover with a fixing device.

[0004] In the above technology, when cleaning, the clamping device is opened or rotated to repeatedly disassemble and install the end cover and the membrane filament to clean out impurities such as dirt adhering to the membrane filament, which increases the complexity of the operation. When the overall device is large, disassembly is more difficult and not conducive to use. Therefore, a negative pressure filtration U-type membrane assembly for water treatment is proposed to solve the above problems. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a negative pressure filtration U-shaped membrane assembly for water treatment, aiming to improve the problem of complicated membrane filament disassembly in the prior art.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a negative pressure filtration U-shaped membrane assembly for water treatment, comprising a connecting ring, the upper part of the connecting ring is rotatably connected to an end cover, the top of the end cover is fixedly connected to a water outlet, the lower side end of the end cover is fixedly connected to a block, the lower part of the block is slidably connected to a sliding ring, the lower end of the sliding ring is slidably connected to a sliding column, the lower part of the sliding column contacts an inclined block, the lower part of the inclined block contacts a card block, the side end of the card block is fixedly connected to a positioning block, the side of the card block is elastically connected to the inside of the side end of the connecting ring through a spring, the inside of the end cover is fixedly connected to the filter assembly, and the side end of the sliding ring is fixedly connected to the rotating assembly.

[0007] As a further description of the above technical solution:

[0008] The rotating assembly comprises an articulated seat, a pull rod is hingedly connected to the outside of the side end of the articulated seat, and a magnet is fixedly connected to the inside of the rear end of the pull rod.

[0009] As a further description of the above technical solution:

[0010] The filter assembly comprises a fixing plate, a membrane wire is fixedly connected to the middle interior of the fixing plate, and the exterior of the fixing plate is fixedly connected to the interior of the lower end of the end cover.

[0011] As a further description of the above technical solution:

[0012] The lower end of the inclined surface block is externally slidably connected to the upper end of the connecting ring.

[0013] As a further description of the above technical solution:

[0014] The outer portion of the positioning block is slidably connected to the inner portion of the upper end of the connecting ring.

[0015] As a further description of the above technical solution:

[0016] The outside of the block is slidably connected to the inside of the side end of the end cover, one end of the spring one is fixedly connected to the outside of the side end of the block, and the other end of the spring one is fixedly connected to the inside of the upper end of the connecting ring.

[0017] As a further description of the above technical solution:

[0018] The side portion of the hinge seat is fixedly connected to the front end side portion of the sliding ring.

[0019] As a further description of the above technical solution:

[0020] The side portion of the magnet contacts the front end side portion of the sliding ring.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, the sliding ring drives the inclined block to slide down so that the card block slides out of the side end of the end cover, and then drives the stopper and the end cover to rotate by sliding the sliding ring, which can drive the internal filter assembly to swing to clean the membrane wire, without repeated disassembly, which increases the simplicity of operation.

[0023] 2. In the utility model, the pull rod can conveniently drive the sliding ring to rotate and drive the filter assembly to swing for cleaning, and the magnetic adsorption can make the sliding ring and the pull rod remain relatively fixed, so that the pull rod will not protrude and cause an impact. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is an overall schematic diagram of a negative pressure filtration U-shaped membrane assembly for water treatment proposed by the utility model;

[0025] Figure 2 This is a schematic diagram of a filtering component of a negative pressure filtering U-shaped membrane component for water treatment proposed by the utility model;

[0026] Figure 3 This is a cross-sectional view of the connection ring of a negative pressure filtration U-shaped membrane assembly for water treatment proposed by the utility model;

[0027] Figure 4 This is a schematic cross-sectional view of a pull rod of a negative pressure filtration U-shaped membrane assembly for water treatment proposed by the utility model;

[0028] Figure 5 The utility model is a schematic diagram of a sliding circle of a negative pressure filtration U-shaped membrane assembly for water treatment.

[0029] Legend:

[0030] 1. Connecting ring; 2. End cover; 3. Water outlet; 4. Stopper; 5. Pull rod; 6. Sliding ring; 7. Membrane wire; 8. Inclined block; 9. Articulated seat; 10. Fixed plate; 11. Spring 1; 12. Block; 13. Positioning block; 14. Magnet; 15. Sliding column. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] Reference Figure 1 , Figure 4 and Figure 5, the utility model provides an embodiment: a negative pressure filtration U-shaped membrane assembly for water treatment, including a connecting ring 1, the connecting ring 1 can be fixedly connected to the water purification cylinder so that the U-shaped membrane assembly can filter, the upper part of the connecting ring 1 is rotatably connected to the end cover 2, the end cover 2 can be connected to the water purification cylinder to keep closed, and can fix the filter assembly, the top of the end cover 2 is fixedly connected to a water outlet 3, the water outlet 3 can be connected to the negative pressure system, so that the filtered clean water can be discharged, the lower side end of the end cover 2 is fixedly connected to a stopper 4, the stopper 4 can limit the sliding ring 6 to slide vertically only within a fixed distance, the lower part of the stopper 4 is slidably connected to the sliding ring 6, and the upper end of the sliding ring 6 is fixed with a cylinder that can drive the stopper 4 to rotate, so that the internal The filter assembly can be swung, which can make the internal membrane filament 7 more clean and does not need to be repeatedly disassembled. The lower end of the sliding ring 6 is slidably connected to a sliding column 15, which is T-shaped, and a circular groove is provided at the lower end of the sliding ring 6 so that the sliding column 15 can slide inside the sliding ring 6, so that the inclined surface block 8 will not rotate with the sliding ring 6 when it is clamped inside the connecting ring 1. The lower part of the sliding column 15 contacts the inclined surface block 8, and the lower part of the inclined surface block 8 is an inclined surface. The inclined surface extrusion can make the block 12 slide out of the side end of the end cover 2, so that the end cover 2 can rotate, and the lower end of the inclined surface block 8 is externally slidably connected to the upper end of the connecting ring 1, and the connecting ring 1 limits the inclined surface block 8 to slide vertically.

[0033] Reference Figure 1-Figure 3 The lower part of the inclined block 8 contacts with a block 12, and the block 12 can keep the end cover 2 relatively fixed and stable. The side end of the block 12 is fixedly connected with a positioning block 13, and the outside of the positioning block 13 is slidably connected to the inside of the upper end of the connecting ring 1. The positioning block 13 is restricted by the connecting ring 1 and can only slide linearly within a fixed distance, so that the block 12 will not completely slide out of the side end of the connecting ring 1. The side of the block 12 is elastically connected to the inside of the side end of the connecting ring 1 through a spring 11. The spring 11 squeezes the block 12 to keep it fixed inside the side end of the end cover 2. The outside of the block 12 is slidably connected to the inside of the side end of the end cover 2. One end of the spring 11 is fixedly connected to the outside of the side end of the block 12. The spring 11 is subjected to The connecting ring 1 squeezes and maintains the state of the squeezing block 12, and the other end of the spring 11 is fixedly connected to the upper end of the connecting ring 1. The end of the end cover 2 is fixedly connected to a filter assembly, which can filter sewage. The filter assembly includes a fixed plate 10. The upper part of the fixed plate 10 is resin, which adheres the two ends of the membrane filament 7 to the middle inner part of the fixed plate 10. The middle inner part of the fixed plate 10 is fixedly connected with the membrane filament 7. The outside of the membrane filament 7 is provided with micropores to block impurities outside the membrane filament 7 for filtering. The outside of the fixed plate 10 is fixedly connected to the lower end of the end cover 2. The end cover 2 can drive the fixed plate 10 to rotate, and the fixed plate 10 can drive the membrane filament 7 to swing for cleaning. The side end of the sliding ring 6 is fixedly connected with a rotating assembly.

[0034] Reference Figure 1 , Figure 2 and Figure 4 The rotating assembly includes an articulated seat 9, which can drive the sliding ring 6 to rotate. The side of the articulated seat 9 is fixedly connected to the front end side of the sliding ring 6. The articulated seat 9 limits the pull rod 5 to rotate only relative to the sliding ring 6. The pull rod 5 is hinged on the outside of the side end of the articulated seat 9. The pull rod 5 can easily drive the sliding ring 6 to rotate. The rear end of the pull rod 5 is fixedly connected to the inside of the pull rod 5. The magnet 14 can be adsorbed to fix the pull rod 5 on the outside of the side end of the sliding ring 6, so that the pull rod 5 will not protrude and cause obstruction when not in use. The side of the magnet 14 is in contact with the front end side of the sliding ring 6.

[0035] Working principle: The whole device can be fixed on the water purification cylinder through the connecting ring 1, and then the sewage can be filtered through the micropores of the membrane filament 7 so that the clean water can be discharged through the water outlet 3 through the suction generated by the negative pressure system. When cleaning is needed, the sliding ring 6 can be slid down, and the sliding ring 6 can drive the sliding column 15 and the inclined block 8 to slide down. The inclined surface of the lower end of the inclined block 8 squeezes the block 12 to slide into the upper end of the connecting ring 1 to squeeze the spring 11. Then the pull rod 5 can be rotated to a convenient pulling angle, and the pull rod 5 is pulled. The pull rod 5 drives the hinge seat 9 to rotate, and the hinge seat 9 drives the sliding ring 6 Rotating the sliding ring 6 drives the upper cylinder and the stopper 4 to rotate, the stopper 4 can drive the end cover 2 to rotate, and the end cover 2 can drive the internal fixed plate 10 and the membrane wire 7 to swing. At this time, the inclined block 8 and the sliding column 15 are restricted and kept fixed by the connecting ring 1. When the cleaning is completed, the pull rod 5 can be rotated until the side end magnet 14 and the outside of the side end of the sliding ring 6 are in contact and remain relatively fixed. Release the pull rod 5 so that the block 12 slides into the inside of the side end of the end cover 2 under the pressure of the spring 11, and the inclined block 8 slides up due to the pressure, and the inclined block 8 drives the upper sliding column 15 and the sliding ring 6 to slide up until the upper part of the sliding ring 6 contacts the stopper 4.

[0036] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A negative pressure filtration U-shaped membrane assembly for water treatment, comprising a connecting ring (1), characterized in that: The upper part of the connecting ring (1) is rotatably connected to the end cover (2), the top of the end cover (2) is fixedly connected to the water outlet (3), the lower side end of the end cover (2) is fixedly connected to the stopper (4), the lower part of the stopper (4) is slidably connected to the sliding ring (6), the lower end of the sliding ring (6) is slidably connected to a sliding column (15), the lower part of the sliding column (15) contacts the inclined block (8), the lower part of the inclined block (8) contacts the clamping block (12), the side end of the clamping block (12) is fixedly connected to the positioning block (13), the side of the clamping block (12) is elastically connected to the inside of the side end of the connecting ring (1) through a spring 1 (11), the inside of the end cover (2) is fixedly connected to the filter assembly, and the side end of the sliding ring (6) is fixedly connected to the rotating assembly.

2. A negative pressure filtration U-shaped membrane assembly for water treatment according to claim 1, characterized in that: The rotating assembly comprises an articulated seat (9), a pull rod (5) is hingedly connected to the outside of the side end of the articulated seat (9), and a magnet (14) is fixedly connected to the inside of the rear end of the pull rod (5).

3. The negative pressure filtration U-shaped membrane assembly for water treatment according to claim 1, characterized in that: The filter assembly comprises a fixed plate (10), a membrane wire (7) is fixedly connected to the middle interior of the fixed plate (10), and the exterior of the fixed plate (10) is fixedly connected to the interior of the lower end of the end cover (2).

4. The negative pressure filtration U-shaped membrane assembly for water treatment according to claim 1, characterized in that: The lower end of the inclined surface block (8) is externally slidably connected to the upper end of the connecting ring (1).

5. The negative pressure filtration U-shaped membrane assembly for water treatment according to claim 1, characterized in that: The outer portion of the positioning block (13) is slidably connected to the inner portion of the upper end of the connecting ring (1).

6. The negative pressure filtration U-shaped membrane assembly for water treatment according to claim 1, characterized in that: The outside of the clamping block (12) is slidably connected to the inside of the side end of the end cover (2), one end of the spring 1 (11) is fixedly connected to the outside of the side end of the clamping block (12), and the other end of the spring 1 (11) is fixedly connected to the inside of the upper end of the connecting ring (1).

7. A negative pressure filtration U-shaped membrane assembly for water treatment according to claim 2, characterized in that: The side portion of the hinge seat (9) is fixedly connected to the front end side portion of the sliding ring (6).

8. The negative pressure filtration U-shaped membrane assembly for water treatment according to claim 2, characterized in that: The side portion of the magnet (14) is in contact with the front end side portion of the sliding ring (6).

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