CN210795866U - Sewage filtering device with inorganic ceramic membrane - Google Patents

Abstract

The utility model provides a sewage filtration device with an inorganic ceramic membrane, which comprises an outer casing, the outer wall of the outer casing is provided with a water outlet valve a and a water inlet valve b, two ends of the outer casing are respectively fixedly connected with a fixing plate, the fixing plate One side of the plate is fixedly connected with the outer casing, the other side of the fixing plate is fixed with a buffer casing, the outer wall of one buffer casing is provided with a water inlet valve a, and the outer wall of the other buffer casing is provided with a water outlet valve b; There are openings on the fixing plate, an inorganic ceramic membrane tube is arranged in the outer casing, the two ends of the inorganic ceramic membrane tube are respectively arranged in the openings of the two fixing plates, and the two buffer shells are connected through the inorganic ceramic membrane tube. The utility model solves the problem of unclean backwashing existing in the prior art.

Description

A sewage filtration device with inorganic ceramic membrane

technical field

The utility model belongs to the technical field of inorganic ceramic membrane separation equipment, and relates to a sewage filtering device with an inorganic ceramic membrane.

Background technique

Inorganic ceramic membrane is a new type of separation membrane and an important part of high-performance membrane materials. It is a thin-film material prepared from inorganic metal oxides. The advantages of corrosion, high mechanical strength, strong anti-microbial contamination ability and easy cleaning and regeneration show unique advantages and are widely used in gas, liquid separation, wastewater treatment, bacteria filtration and clarification of beverages and beer, virus separation and blood treatment. Its industrial application is currently mainly in gas and liquid separation. The water inlet and outlet of the traditional inorganic ceramic membrane module are fixed, the backwash cleaning is not clean, and the cleanliness is difficult to guarantee.

Utility model content

The purpose of the utility model is to provide an inorganic ceramic membrane assembly for separation and a testing device, which solves the problem of unclean backwashing of the traditional inorganic ceramic membrane assembly existing in the prior art.

The technical scheme adopted by the utility model is,

A sewage filtration device with an inorganic ceramic membrane, comprising an outer casing, a water outlet valve a and a water inlet valve b are arranged on the outer wall of the outer casing, two ends of the outer casing are respectively fixedly connected with a fixing plate, one side of the fixing plate is connected to the The outer shells are fixedly connected, the other side of the fixed plate is fixed with a buffer shell, the outer wall of one buffer shell is provided with a water inlet valve a, and the outer wall of the other buffer shell is provided with a water outlet valve b;

The fixing plate is provided with openings, an inorganic ceramic membrane tube is arranged in the outer casing, the two ends of the inorganic ceramic membrane tube are respectively arranged in the openings of the two fixing plates, and the two buffer shells are connected through the inorganic ceramic membrane tube.

The utility model also lies in,

The connection between the opening of the fixing plate and the port of the inorganic ceramic membrane tube is sealed by sealant.

The fixing plate includes a fixing plate body, one side of the fixing plate body is fixedly connected with the outer casing, the other side of the fixing plate body is fixedly connected with a supporting plate through bolts, one side of the supporting plate is fixedly connected with the fixing plate body, and the supporting plate is The other side is fixedly connected with the buffer housing, the fixing plate body and the support plate have openings, and the openings of the fixing plate body correspond to the opening positions of the support plate.

A sealing gasket is placed between the fixing plate body and the supporting plate, the sealing gasket is provided with an opening, and the opening of the sealing gasket corresponds to the opening position of the supporting plate.

The connection between the opening of the fixing plate body and the port of the inorganic ceramic membrane tube is sealed by sealant.

The water outlet valve a is arranged on the end of the outer casing away from the inlet valve a, and the inlet valve b is arranged at the end of the outer casing away from the outlet valve b.

The water inlet valve a and the water outlet valve b are both fixedly connected to the buffer shell through threads.

The water outlet valve a and the water inlet valve b are both fixedly connected to the outer casing through threads.

The number of inorganic ceramic membrane tubes is not less than 2, and the inorganic ceramic membrane tubes are arranged in parallel with each other. The beneficial effects of the present utility model are:

1. When the utility model performs sewage filtration, sewage enters from the water inlet valve a, after filtering, clean water flows out from the water outlet valve a, and the filtered sewage is discharged from the water outlet valve b, which is convenient for cleaning without disassembling the external pipeline. , Regardless of filtration or backwashing, there is clear water between the outer casing cavity and the ceramic membrane, which avoids the pollution of the outer surface of the membrane by the sewage, makes the cleaning cleaner, reduces the wear of the membrane, and improves the cleaning efficiency.

2. The fixing plate body of the utility model is fixed with the support plate by bolts, and the opening of the fixing plate body and the port of the inorganic ceramic membrane tube are sealed by the sealant. When the inorganic ceramic membrane tube needs to be replaced, remove the bolt and tear off the sealant to replace the inorganic ceramic membrane tube, and then install it in the above-mentioned manner, which is convenient to operate.

3. The water outlet valve a is arranged on the end of the outer casing away from the inlet valve a, and the inlet valve b is arranged at the end of the outer casing away from the outlet valve b; the above-mentioned settings make the utility model no matter in the filtering process or in the backwashing process. The water inlet and outlet are set at both ends of the inorganic ceramic membrane tube, which improves the utilization rate of the inorganic ceramic membrane tube, and avoids insufficient cleaning pressure, which leads to insufficient cleaning and short cleaning flow, thus affecting the internal filling. The problem of membrane service life of tube ceramic membrane.

4. The inorganic ceramic membrane tube is arranged in parallel in the outer shell, and the inorganic ceramic membrane tube can be continuously increased until it fills the outer shell; when it is full, the device can obtain a larger effective filter membrane area per unit volume compared with membrane modules of the same volume . On the contrary, with a fixed membrane area, the device can be miniaturized and a high packing density can be obtained.

5. The structure of the utility model is scientific and reasonable, the use is safe and convenient, the device structure design is simple, and the operation is convenient.

6. In addition to treating sewage, the utility model can also choose different types of inorganic membrane materials to replace the inorganic ceramic membrane tubes. According to the different pore size and specific pressure, hydrogen can be purified from dust particles to realize gas-solid separation.

Description of drawings

1 is a front view of a sewage filter device with an inorganic ceramic membrane of the present invention;

Figure 2 is a left side view of a sewage filtering device with an inorganic ceramic membrane according to the present invention.

In the figure, 1. Inlet valve a, 2. Fixed plate, 2-1. Fixed plate body, 2-2. Gasket, 2-3. Support plate, 3. Buffer shell, 4. Outlet valve a, 5. Bolt, 6. Outer body, 7. Inorganic ceramic membrane tube, 8. Inlet valve b, 9. Outlet valve b.

Detailed ways

The present utility model will be described in detail below with reference to the accompanying drawings and specific embodiments.

The utility model is a sewage filtration device with an inorganic ceramic membrane, as shown in Figures 1 and 2, comprising an outer casing 6, two ends of the outer casing 6 are respectively fixedly connected with a fixing plate 2, and one side of the fixing plate 2 is connected to the outer casing 6. The outer casing 6 is fixedly connected, and the buffer casing 3 is fixed on the other side of the fixed plate 2. The outer wall of one buffer casing 3 is provided with a water inlet valve a1, and the outer wall of the other buffer casing 3 is provided with a water outlet valve b9 The outer wall of the outer casing 6 is provided with a water outlet valve a4 and an inlet valve b8, the outlet valve a4 is arranged on the outer casing 6 away from the end of the inlet valve a1, and the inlet valve b8 is arranged on the outer casing 6 away from the outlet valve b9. At one end, the water inlet valve a1 and the water outlet valve b9 are both fixedly connected to the buffer housing 3 by threads, and the water outlet valve a4 and the water inlet valve b8 are both fixedly connected to the outer casing 6 by threads.

There are openings on the fixing plate 2, an inorganic ceramic membrane tube 7 is arranged in the outer casing 6, the two ends of the inorganic ceramic membrane tube 7 are respectively arranged in the openings of the two fixing plates 2, and the two buffer shells 3 pass through the inorganic ceramic membrane. The membrane tubes 7 are connected, and the number of inorganic ceramic membrane tubes 7 is not less than 2. The inorganic ceramic membrane tubes 7 are arranged in parallel with each other, and the connection between the opening of the fixing plate 2 and the port of the inorganic ceramic membrane tube 7 is sealed by sealant.

The fixing plate 2 includes a fixing plate body 2-1, one side of the fixing plate body 2-1 is fixedly connected with the outer casing 6, and the other side of the fixing plate body 2-1 is fixedly connected with a supporting plate 2-3 through bolts 5, supporting the One side of the plate 2-3 is fixedly connected to the fixing plate body 2-1, a sealing gasket 2-2 is padded between the fixing plate body 2-1 and the supporting plate 2-3, and the other side of the supporting plate 2-3 is The buffer shell 3 is fixedly connected, the fixed plate body 2-1, the sealing gasket 2-2 and the support plate 2-3 have openings, and the opening of the fixed plate body 2-1 is connected with the port of the inorganic ceramic membrane tube 7 By sealing with sealant, the opening of the fixing plate body 2-1 and the opening of the sealing gasket 2-2 correspond to the opening positions of the supporting plate 2-3, and the bottom of the supporting plate 2-3 protrudes to a certain height, which can Support the entire device to place it smoothly on the operating table.

The principle and use process of the present utility model are:

When the utility model is in use, the state includes a sewage filtering process and a backwashing process;

When the sewage is filtered: close the inlet valve b8, open the inlet valve a1, the outlet valve a4 and the outlet valve b9; the outlet valve a4 is connected to the suction pump a, the sewage flows in from the inlet valve a1, and the sewage flows through the inlet valve a1. The connected buffer shell 3 enters the inorganic ceramic membrane tube 7. According to the permeability of the inorganic ceramic membrane tube 7, impurities and pollutants in the sewage are isolated by the inorganic ceramic membrane tube 7, and only pure water can pass through the inorganic ceramic membrane. Membrane tube 7, pure water penetrates out of the inorganic ceramic membrane tube and is pumped out and stored by the suction pump a through the water outlet valve a4; impurities and pollutants in the sewage pass through the inorganic ceramic membrane tube 7 and the buffer shell 3 connected with the outlet valve b9 Then it is discharged from the water outlet valve b9.

When the utility model is backwashed after filtration: close the water inlet valve a1 and the water outlet valve a4; open the water inlet valve b8 and the water outlet valve b9, the water outlet valve b9 is connected to the suction pump b, the clean water is flushed from the water inlet valve b8, and the clean water is flushed from the water inlet valve b8. The permeable membrane enters the ceramic membrane tube to realize backwashing, flows through the buffer shell 3 connected with the inorganic ceramic membrane tube 7 and the water outlet valve b9, and is pumped out from the water outlet valve b9 by the suction pump b for discharge.

The fixed plate body 2-1 and the support plate 2-3 are fixed by bolts, which can be disassembled, and the inorganic ceramic membrane tube 7 can be replaced, and the operation is convenient; It has the effect of sealing and anti-vibration; a buffer cavity is formed between the buffer shell 3 and the fixed plate 2, and the buffer cavity can evenly distribute water and air pressure, and play a buffer role.

To sum up, the utility model is convenient for cleaning without dismantling the external pipeline. No matter whether it is filtration or backwashing, there is clean water between the outer casing cavity and the ceramic membrane, so as to avoid the pollution of the outer surface of the membrane by sewage, and make cleaning easier. At the same time, it can reduce the wear of the membrane, improve the cleaning efficiency and the service life of the inorganic ceramic membrane tube 7; and the structure is scientific and reasonable, the device structure design is simple, and the operation is convenient.

Claims (9)

1. The sewage filtering device with the inorganic ceramic membrane is characterized by comprising an outer shell (6), wherein a water outlet valve a (4) and a water inlet valve b (8) are arranged on the outer wall of the outer shell (6), two ends of the outer shell (6) are respectively and fixedly connected with a fixing plate (2), one side of each fixing plate (2) is fixedly connected with the outer shell (6), a buffer shell (3) is fixed on the other side of each fixing plate (2), a water inlet valve a (1) is arranged on the outer wall of one buffer shell (3), and a water outlet valve b (9) is arranged on the outer wall of the other buffer shell (3);

the novel buffer shell is characterized in that the fixing plates (2) are provided with openings, inorganic ceramic membrane tubes (7) are arranged in the shell body (6), two ends of each inorganic ceramic membrane tube (7) are respectively arranged in the openings of the two fixing plates (2), and the buffer shell (3) is communicated with each other through the inorganic ceramic membrane tubes (7).

2. The wastewater filtering apparatus with inorganic ceramic membrane according to claim 1, wherein the connection between the opening of the fixing plate (2) and the port of the inorganic ceramic membrane tube (7) is sealed by a sealant.

3. The apparatus for filtering contaminated water with an inorganic ceramic membrane according to claim 1, the fixing plate (2) comprises a fixing plate body (2-1), one side of the fixing plate body (2-1) is fixedly connected with the outer shell (6), the other side of the fixing plate body (2-1) is fixedly connected with a supporting plate (2-3) through a bolt (5), one side of the supporting plate (2-3) is fixedly connected with the fixing plate body (2-1), the other side of the supporting plate (2-3) is fixedly connected with the buffer shell (3), the fixing plate body (2-1) and the supporting plate (2-3) are provided with holes, and the holes of the fixing plate body (2-1) correspond to the holes of the supporting plate (2-3).

4. A device for filtering contaminated water with inorganic ceramic membranes according to claim 3, wherein a sealing gasket (2-2) is disposed between the fixing plate body (2-1) and the supporting plate (2-3), the sealing gasket (2-2) has an opening, and the opening of the sealing gasket (2-2) corresponds to the opening of the supporting plate (2-3).

5. The wastewater filtering apparatus with inorganic ceramic membrane according to claim 4, wherein the connection between the opening of the fixing plate body (2-1) and the port of the inorganic ceramic membrane tube (7) is sealed by a sealant.

6. A device for filtering waste water with an inorganic ceramic membrane according to claim 1, wherein the outlet valve a (4) is disposed at an end of the outer casing (6) remote from the inlet valve a (1), and the inlet valve b (8) is disposed at an end of the outer casing (6) remote from the outlet valve b (9).

7. The sewage filtering apparatus with inorganic ceramic membrane according to claim 1, wherein the water inlet valve a (1) and the water outlet valve b (9) are fixedly connected to the buffer housing (3) through threads.

8. The sewage filtering apparatus with inorganic ceramic membrane according to claim 1, wherein the outlet valve a (4) and the inlet valve b (8) are fixedly connected to the outer shell (6) by screw threads.

9. A sewage filtration apparatus having an inorganic ceramic membrane according to claim 1, wherein the number of the inorganic ceramic membrane tubes (7) is not less than 2, and the inorganic ceramic membrane tubes (7) are arranged in parallel with each other.

Images