CN212864266U

CN212864266U - Membrane biological reaction plate structure for deeply purifying sewage

Info

Publication number: CN212864266U
Application number: CN202021614713.4U
Authority: CN
Inventors: 徐泽睿; 徐建江
Original assignee: Eggshell City Mine Environmental Protection Technology Development Guangzhou Co ltd
Current assignee: Eggshell City Mine Environmental Protection Technology Development Guangzhou Co ltd
Priority date: 2020-08-05
Filing date: 2020-08-05
Publication date: 2021-04-02
Anticipated expiration: 2030-08-05

Abstract

The utility model discloses a membrane biological reaction plate structure for deeply purifying sewage, which comprises a U-shaped frame, wherein the opening of the U-shaped frame is upward, the right side of the U-shaped frame is rotationally connected with a strip-shaped plate through a pin shaft, the left inner side and the right inner side of the U-shaped frame are fixedly connected with slideways, the two slideways are slidably connected with sliding strips matched with the slideways, the sliding strips are fixedly connected with a frame, the inner wall of the frame is fixedly connected with a screen plate, the front side of the frame is fixedly connected with a flat membrane, the front side of the screen plate is fixedly connected with a trapezoid pipe, the upper end of the trapezoid pipe is fixedly connected with a water outlet nozzle I, the area of the screen plate, which is positioned in the trapezoid pipe, is fixedly connected with a plurality of straight pipes with different lengths, the trapezoid pipe and the straight pipes are fixedly connected with a plurality of water inlet nozzles, and the quantity of the water inlet nozzles is more close to the water, is beneficial to the evolution of sewage.

Description

Membrane biological reaction plate structure for deeply purifying sewage

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to a membrane biological reaction plate structure for deeply purifying sewage.

Background

The membrane bioreactor is a novel water treatment technology organically combining a membrane separation technology and a biotechnology, active sludge and macromolecular organic substances in a biochemical reaction tank are intercepted by utilizing a membrane separation device, the membrane bioreactor is a novel technology which is widely used in the field of water treatment in environmental engineering at present and is mainly used for industrial wastewater and domestic sewage, most of fouling of a membrane device of the membrane bioreactor is caused by deposition of sludge on the membrane surface of the membrane device, the concept of critical flux is that two trends of fouling blockage and scouring and stripping are contradictory and balanced when the membrane device operates, and the operation mode of subcritical flux (lower than the critical flux) is a main method for restricting the operation of the current membrane device and delaying membrane pollution. However, because the structural design of the membrane element in the prior art is not reasonable enough, the water flux distribution of the membrane is uneven, in the actual operation process, the local area of the water outlet position of the membrane element which is in subcritical flux operation overall is still in a supercritical flux (higher than the critical flux) state, while the membranes in other areas produce little water, and some areas even do not participate in the work.

Wherein, dull and stereotyped membrane among the prior art all has one to two faucet usually, be located the top of dull and stereotyped membrane usually, this makes the water flux of producing of total faucet near region too high (supercritical flux), and the regional water flux of producing of far away steadilys decrease gradually, the corner farthest away from the faucet probably does not produce water, and the dull and stereotyped membrane appears dirty stifled place at first and is faucet department, then creep down fast, make filter area reduce, be unfavorable for sewage purification, and the dull and stereotyped membrane among the prior art mostly passes through the bolt fastening at membrane incasement wall, inconvenient washing after the membrane pollutes, can reduce sewage purification effect after the membrane pollutes.

Therefore, a membrane bioreactor structure for deeply purifying sewage is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a membrane biological reaction plate structure for deeply purifying sewage, which aims to solve the problems in the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: a membrane biological reaction plate structure for deeply purifying sewage comprises a U-shaped frame, wherein the opening of the U-shaped frame is upward, the right side of the U-shaped frame is rotatably connected with a strip-shaped plate through a pin shaft, the left inner side and the right inner side of the U-shaped frame are fixedly connected with slideways, the two slideways are slidably connected with sliding strips matched with the slideways, the sliding strips are fixedly connected with a frame, the inner wall of the frame is fixedly connected with a screen plate, and the front side of the frame is fixedly connected with a flat membrane; the front rigid coupling of otter board has the trapezoidal pipe, the tip of trapezoidal pipe is close to the bar board, the regional rigid coupling that the otter board is located the trapezoidal pipe has a plurality of inconsistent straight tubes of length, trapezoidal pipe and straight tube are located between otter board and the flat membrane.

Preferably, the left end of the strip-shaped plate is fixedly connected with a nylon belt, the other end of the nylon belt is fixedly connected with a spring fastener, and the left side wall of the U-shaped frame is fixedly connected with an iron ring matched with the spring fastener.

Preferably, the length of the slide bar is the same as the length of the slide way.

Preferably, the height of the periphery of the frame is consistent with the height of the inner side of the U-shaped frame.

Preferably, two ends of the straight pipe are fixedly connected with the left side and the right side of the trapezoid pipe respectively, the straight pipe is parallel to the upper end and the lower end of the trapezoid pipe, and the straight pipe is communicated with the trapezoid pipe.

Preferably, one side of the upper end and the lower end of the trapezoid pipe, which is far away from the screen plate, and one side of the straight pipe, which is far away from the screen plate, are fixedly connected with a plurality of water inlet nozzles, and the number of the water inlet nozzles is gradually reduced from the large end to the small end of the trapezoid pipe.

Preferably, the horizontal end of the trapezoid pipe and the side wall of the straight pipe far away from the screen plate are fixedly connected with a plurality of water inlet nozzles, and the number of the water inlet nozzles is gradually reduced from the large end to the small end of the trapezoid pipe.

Preferably, the strip-shaped plate is provided with a through opening, the through opening is located directly over the water outlet nozzle I, the upper end of the strip-shaped plate is fixedly connected with a water outlet nozzle II, and the water outlet nozzle II is located directly over the through opening.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model is characterized in that a ladder-shaped pipe is fixedly connected to one end of the water outlet nozzle I, which is close to the flat membrane, a plurality of straight pipes are fixedly connected to the middle of the ladder-shaped pipe, and the upper and lower ends and the straight pipes of the ladder-shaped pipe are fixedly connected with a plurality of water inlet nozzles, and the number of the water inlet nozzles is smaller and smaller when the water inlet nozzles are closer to the water outlet nozzle I, so that the water outlet flux of the adjacent area of the water outlet nozzle I and the area far away from the water outlet nozzle I is more uniform, and the membrane fouling is not easy; the utility model discloses with the otter board rigid coupling at frame inner wall, with dull and stereotyped membrane rigid coupling on the frame surface, the frame passes through draw runner and U type frame sliding connection, then compresses tightly through the bar shaped plate, and dull and stereotyped membrane is not snap-on in the membrane case, takes off dull and stereotyped membrane after dull and stereotyped membrane pollutes easily and washs.

Drawings

FIG. 1 is an exploded view of the present invention;

FIG. 2 is a front view of the middle frame and the net plate of the present invention;

fig. 3 is a schematic view of a partial structure of the middle frame and the net plate of the present invention.

In the figure: 1U type frame, 2 dull and stereotyped membranes, 3 otter boards, 4 frames, 5 nylon belts, 6 strip shaped plate, 7 faucet I, 8 faucet II, 9 trapezoidal pipe, 10 straight tubes, 11 slides, 12 water inlets, 13 iron rings, 14 snak links, 15 draw runner, 16 openings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a membrane biological reaction plate structure for deeply purifying sewage comprises a U-shaped frame 1, wherein the opening of the U-shaped frame 1 is upward, the right side of the U-shaped frame 1 is rotatably connected with a strip-shaped plate 6 through a pin shaft, the left inner side and the right inner side of the U-shaped frame 1 are fixedly connected with slideways 11, the two slideways 11 are internally and slidably connected with slideways 15 matched with the slideways, the slideways 15 are fixedly connected with a frame 4, the inner wall of the frame 4 is fixedly connected with a screen plate 3, and the front side of the frame 4 is fixedly connected with a flat membrane 2; the front of otter board 3 is rigid coupling has trapezoidal pipe 9, and the tip of trapezoidal pipe 9 is close to strip shaped plate 6, and the regional rigid coupling that otter board 3 is located trapezoidal pipe 9 has a plurality of length inconsistent straight tubes 10, and trapezoidal pipe 9 and straight tube 10 are located between otter board 3 and flat membrane 2.

The left end of the strip-shaped plate 6 is fixedly connected with a nylon belt 5, the other end of the nylon belt 5 is fixedly connected with a spring buckle 14, and the left side wall of the U-shaped frame 1 is fixedly connected with an iron ring 13 matched with the spring buckle 14.

The length of the slide 15 corresponds to the length of the slide 11.

The height of the periphery of the frame 4 is consistent with the height of the inner side of the U-shaped frame 1.

Two ends of the straight pipe 10 are fixedly connected with the left side and the right side of the trapezoid pipe 9 respectively, the straight pipe 10 is parallel to the upper end and the lower end of the trapezoid pipe 9, and the straight pipe 10 is communicated with the trapezoid pipe 9.

The horizontal end of the trapezoid tube 9 and the side wall of the straight tube 10 far away from the screen plate 3 are fixedly connected with a plurality of water inlet nozzles 12, and the number of the water inlet nozzles 12 is gradually reduced from the large end to the small end of the trapezoid tube 9.

The upper end rigid coupling of trapezoidal pipe 9 has faucet I7, faucet I7 runs through the top of frame 4 and extends to outside the frame 4, faucet I7 extends the length that frame 4 is less than the thickness of strip shaped plate 6, the lower fixed surface of strip shaped plate 6 has sealed the pad, set up on the sealed pad with faucet I7 matched with through-hole, after design so that strip shaped plate 6 pushes down frame 4, a part of faucet I7 is located strip shaped plate 6, prevent the weeping.

The strip-shaped plate 6 is provided with a through opening 16, the through opening 16 is positioned right above the water outlet nozzle I7, the upper end of the strip-shaped plate 6 is fixedly connected with a water outlet nozzle II 8, and the water outlet nozzle II 8 is positioned right above the through opening 16.

The working principle is as follows: the utility model discloses when using, earlier pass through the bolt rigid coupling with a plurality of U type frame 1 in the membrane case, then insert frame 4 in U type frame 1, reuse bar shaped plate 6 pushes down frame 4, withhold hoop 13 with snak link 14, fix frame 4, at this moment, faucet I7 and faucet II 8's position are corresponding, and faucet I7 is located opening 16, it links to each other with the collector pipe to pass through the hose with faucet II 8, the collector pipe is connected with the water pump, begin to take out the sewage that purifies in the dull and stereotyped membrane 2, and faucet I7 department is difficult to appear membrane dirt stifled, be favorable to sewage evolution, when the dull and stereotyped membrane 2 appears seriously dirt and hinder needs to wash, only need untie snak link 14, can take out dull and stereotyped membrane 2, and is simple in operation.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a membrane biological reaction plate structure of deep purification sewage, includes U type frame (1), its characterized in that: the opening of the U-shaped frame (1) faces upwards, the right side of the U-shaped frame (1) is rotatably connected with a strip-shaped plate (6) through a pin shaft, the left inner side and the right inner side of the U-shaped frame (1) are fixedly connected with slideways (11), the two slideways (11) are slidably connected with sliding strips (15) matched with the slideways, the sliding strips (15) are fixedly connected with a frame (4), the inner wall of the frame (4) is fixedly connected with a screen plate (3), and the front of the frame (4) is fixedly connected with a flat membrane (2); the front rigid coupling of otter board (3) has trapezoidal pipe (9), the tip of trapezoidal pipe (9) is close to bar shaped plate (6), the regional rigid coupling that otter board (3) are located trapezoidal pipe (9) has a plurality of length inconsistent straight tubes (10), trapezoidal pipe (9) and straight tube (10) are located between otter board (3) and flat membrane (2).

2. The membrane bioreactor structure for deeply purifying sewage according to claim 1, wherein: the left end rigid coupling of lath (6) has nylon belt (5), the other end rigid coupling of nylon belt (5) has snak link (14), the left side wall rigid coupling of U type frame (1) have with hoop (13) of snak link (14) looks adaptation.

3. The membrane bioreactor structure for deeply purifying sewage according to claim 1, wherein: the length of the slide bar (15) is consistent with that of the slide way (11).

4. The membrane bioreactor structure for deeply purifying sewage according to claim 1, wherein: the height of the periphery of the frame (4) is consistent with the height of the inner side of the U-shaped frame (1).

5. The membrane bioreactor structure for deeply purifying sewage according to claim 1, wherein: two ends of the straight pipe (10) are fixedly connected with the left side and the right side of the trapezoid pipe (9) respectively, the straight pipe (10) is parallel to the upper end and the lower end of the trapezoid pipe (9), and the straight pipe (10) is communicated with the trapezoid pipe (9).

6. The membrane bioreactor structure for deeply purifying sewage according to claim 1, wherein: the horizontal end of the trapezoid pipe (9) and the side wall of the straight pipe (10) far away from the screen plate (3) are fixedly connected with a plurality of water inlet nozzles (12), and the number of the water inlet nozzles (12) is gradually reduced from the large end to the small end of the trapezoid pipe (9).

7. The membrane bioreactor structure for deeply purifying sewage according to claim 1, wherein: the upper end rigid coupling of trapezoidal pipe (9) has faucet I (7), faucet I (7) run through the top of frame (4) just extends to outside frame (4), the length that faucet I (7) extend frame (4) is less than the thickness of strip shaped plate (6).

8. The membrane bioreactor structure for deeply purifying sewage according to claim 7, wherein: through opening (16) have been seted up in strip shaped plate (6), through opening (16) are located directly over faucet I (7), the upper end rigid coupling of strip shaped plate (6) has faucet II (8), faucet II (8) are located directly over through opening (16).