CN221287433U

CN221287433U - Turbulent rotary ceramic membrane equipment

Info

Publication number: CN221287433U
Application number: CN202322573009.9U
Authority: CN
Inventors: 郝恩奇; 何世斌; 黄磊
Original assignee: Chongqing Wudun Nano Technology Co ltd
Current assignee: Chongqing Wudun Nano Technology Co ltd
Filing date: 2023-09-21
Publication date: 2024-07-09
Anticipated expiration: 2033-09-21

Abstract

The scheme belongs to ceramic membrane equipment technical field, concretely relates to rotatory ceramic membrane equipment of turbulent flow formula. Including casing, first motor, end cover and ceramic membrane, first motor is fixed to be established on the casing, the casing rotation is equipped with the ceramic membrane, be equipped with a plurality of vertical holes that are used for adorning the liquid of waiting to filter in the ceramic membrane, be equipped with first discharge gate on the casing, first discharge gate and vertical hole intercommunication, first discharge gate is used for discharging the concentrated filtrate that the material is the macromolecule, still be equipped with the second discharge gate on the casing, the second discharge gate is used for discharging and filters the clear solution, ceramic membrane upper end and end cover detachable mode are connected, still include cleaning assembly, cleaning assembly includes second motor and pivot this scheme through setting up cleaning assembly in the vertical hole for helical blade increases the effect of torrent in the rotation process, reduces concentration polarization, helps the membrane steady operation, improves the permeate flow, reduces membrane circulation number.

Description

Turbulent rotary ceramic membrane equipment

Technical Field

The scheme belongs to ceramic membrane equipment technical field, concretely relates to rotatory ceramic membrane equipment of turbulent flow formula.

Background

The ceramic membrane is a separation medium with screening effect manufactured by sintering ceramic powder. Compared with the high polymer separation membrane which is produced earlier, the inorganic separation membrane has the characteristics of narrow pore size distribution, good separation performance, high temperature resistance, chemical stability, no corrosion by organic solvents and bacteria, acid-base cleaning, high mechanical strength, no deformation, high-pressure backflushing, hot steam regeneration, backflushing and the like. In recent years, with the rapid development of membrane separation technology, from microfiltration, ultrafiltration, nanofiltration to reverse osmosis, the membrane separation technology has been widely used in the fields of sewage treatment, drinking water purification, sea water desalination, industrial separation and the like. However, the conventional tubular ceramic membrane device is inconvenient to clean the inside thereof in the use process, thereby affecting the filtering effect in the long-term use process, and the conventional tubular ceramic membrane device is inconvenient to install, thereby affecting the use efficiency.

The patent with the publication number of CN217248034U discloses a tubular ceramic membrane device, which comprises a ceramic membrane body, an outer shell body, a positioning slide block, a left end cover, a right end cover and a spiral scraping plate, wherein the outer shell body is installed on the outer side of the ceramic membrane body, a first flange plate is arranged on the two sides of the outer shell body, a fixing rod is arranged on the outer side of the second flange plate, the positioning slide block is connected on the outer side of the fixing rod, the left end of the outer shell body is connected with the left end cover through the second flange plate, the right end of the outer shell body is connected with the right end cover through the second flange plate, a rotating shaft is installed between the left end cover and the right end cover, and the spiral scraping plate is arranged on the outer side of the rotating shaft.

This tubular ceramic membrane device is provided with pivot and spiral scraper blade, in the in-service use, makes the distance that raw material liquid flows in the ceramic membrane body increase through spiral scraper blade, drives spiral scraper blade through the pivot simultaneously and rotates, can clear up the ceramic membrane body to very big improvement filtration separation effect has increased the device's functionality.

However, the holes of the tubular ceramic membrane in the scheme are round, and meanwhile, the outer surface is a flat and straight round surface, so that laminar flow is easy to generate in actual operation, the mass transfer effect is poor, even membrane pollution phenomenon caused by deposition of separated substances on the surface can be caused, the holes on the surfaces of the inner membrane and the outer membrane are blocked, and the permeate flow is greatly reduced in the actual operation process.

Disclosure of utility model

The scheme provides turbulent rotary ceramic membrane equipment with high permeate flow.

In order to achieve the above purpose, the scheme provides turbulent rotary ceramic membrane equipment, which comprises a shell, a first motor, an end cover and a ceramic membrane, wherein the first motor is fixedly arranged on the shell, the ceramic membrane is rotatably arranged in the shell, a plurality of vertical holes for containing liquid to be filtered are arranged in the ceramic membrane, a first discharge hole is arranged on the shell and communicated with the vertical holes, the first discharge hole is used for discharging concentrated filtrate of which the material is macromolecules, a second discharge hole is also arranged on the shell and used for discharging filtered clear liquid, the upper end of the ceramic membrane is detachably connected with the end cover, an output shaft of the first motor is fixedly connected with the end cover,

Still include the clearance subassembly, the clearance subassembly includes second motor and pivot, be equipped with the recess on the end cover, the second motor is located the recess, the pivot is located vertical hole, the coaxial fixed connection of output shaft of pivot and second motor, be provided with helical blade on the week side of pivot.

The principle of the scheme is as follows: pouring the liquid to be filtered into the vertical hole of the ceramic membrane, then covering the end cover, starting the first motor to rotate, then driving the end cover to rotate by the first motor, then driving the ceramic membrane to rotate by the end cover, then discharging concentrated filtrate of which the material is macromolecule from the first discharge hole, discharging filtered clear liquid from the second discharge hole, simultaneously starting the second motor to rotate, and then driving the helical blade to rotate in the vertical hole by rotating the rotating shaft, wherein the helical blade is in rotation, and can clean substances deposited on the surface of the ceramic membrane inside the vertical hole due to the centrifugal effect, thereby playing a self-cleaning role, increasing turbulence effect, improving the flow of permeate liquid, reducing the circulation times of the membrane, and stopping rotating by the first motor and the second motor after the filtration is completed.

The beneficial effect of this scheme: this scheme is through setting up the clearance subassembly in the perpendicular downthehole for helical blade increases the turbulent flow effect in the rotation process, reduces concentration polarization, helps the membrane steady operation, improves the permeate flow, reduces the membrane circulation number of times, and can improve fluidic flow, make the pollutant be difficult to deposit at the inside and outside surface of pottery, make the inside and outside surface of membrane all antipollution performance obtain improving, helical blade can wash the material of the inside ceramic membrane surface deposit of perpendicular downthehole at the centrifugal action of rotating difference in addition, play a self-cleaning's effect, and then can delay ceramic membrane cleaning cycle, increase membrane life-span.

Further, the spiral blade is hinged with a brush plate, and the brush plate is provided with a brush. When the second motor rotates to drive the rotating shaft to rotate, the brush cleans impurities attached to the vertical holes, so that the inner surfaces of the vertical holes are kept clean, and the filtering efficiency is improved.

Further, the screw blade is provided with a limiting rod, the limiting rod is perpendicular to the central line of the rotating shaft, the limiting rod is matched with the hairbrush plate, and the second motor is a servo motor. When the second motor rotates in the reverse direction, the spiral blade rotates in the reverse direction, the brush plate moves towards the direction close to the limiting rod, the brush plate is perpendicular to the center line of the rotating shaft, impurities attached to the inner surface of the vertical hole are cleaned by the brush, when the second motor rotates in the forward direction, the brush plate moves towards the direction away from the limiting rod, the brush plate is close to the spiral blade, the spiral blade is not influenced to rotate to form turbulence, and the spiral blade is taken out to be cleaned conveniently.

Further, a plurality of mutually matched hairbrush plates and limiting plates are hinged on the spiral blade from top to bottom. The inner surface of the whole vertical hole is convenient to clean.

Further, the cleaning component is provided with a plurality of cleaning components which are matched with a plurality of vertical holes. Turbulence can be formed in the plurality of vertical holes, the flow of the permeation liquid is improved, the circulation times of the membrane are reduced, and the plurality of vertical holes are cleaned.

Further, be equipped with the through-hole on the end cover, the output shaft rotation of second motor is established in the through-hole, and the second motor passes through the through-hole rotary seal in the recess. The rotary sealing mode is adopted to protect the second motor, so that the condition that liquid causes water inlet electric leakage or corrosion to the second motor is prevented.

Further, the casing includes casing and lower casing, the motor is established on last casing, the ceramic membrane rotates to be established on lower casing, first discharge gate and second discharge gate are all established on lower casing, go up casing and lower casing and pass through bolted connection, be equipped with the sealing washer between last casing and the lower casing. The sealing ring can keep the tightness between the upper shell and the lower shell, and when the ceramic membrane needs to be overhauled, the upper shell and the lower shell are disassembled to finish overhauling.

Further, the lower end of the lower shell is provided with a first discharging pipe and a second discharging pipe, the first discharging pipe is communicated with all the first discharging holes, and the second discharging pipe is communicated with all the second discharging holes. The concentrated filtrate and the filtered clear liquid are conveniently collected through the first discharging pipe and the second discharging pipe.

Further, the device also comprises a frame, the lower shell is arranged on the frame, and a rubber pad is arranged at the bottom of the frame. The rubber pad is used for alleviating vibration, because the first motor can produce vibration when rotatory, and then alleviate vibration sound with the rubber pad, do not cause noise pollution.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present utility model.

Fig. 2 is a structural cross-sectional view of an embodiment of the present utility model.

Fig. 3 is a schematic structural diagram of a rotating shaft and a helical blade when the second motor in the embodiment of the utility model rotates forward.

Fig. 4 is a schematic structural diagram of a rotating shaft and a helical blade when the second motor in the embodiment of the utility model is reversed.

Detailed Description

The following is a further detailed description of the embodiments:

The labels in the drawings of this specification include: 1. a frame; 2. an upper housing; 3. a lower housing; 4. a ceramic membrane; 5. a vertical hole; 6. a first discharge pipe; 7. a second discharge pipe; 8. a first motor; 9. an end cap; 10. a second motor; 11. a rotating shaft; 12. a helical blade; 13. a brush plate; 14. a brush; 15. and a limit rod.

The embodiment is basically as shown in the accompanying figures 1-2:

A turbulent rotary ceramic membrane 4 device comprises a frame 1, an upper shell 2, a lower shell 3, a first motor 8, an end cover 9 and a ceramic membrane 4,

The first motor 8 is arranged on the upper shell 2, the ceramic membrane 4 is rotatably arranged on the lower shell 3, the upper shell 2 and the lower shell 3 are connected through bolts, and a sealing ring is arranged between the upper shell 2 and the lower shell 3. The sealing ring can keep the tightness between the upper shell 2 and the lower shell 3, and when the ceramic membrane 4 needs to be overhauled, the upper shell 2 and the lower shell 3 are disassembled to finish overhauling. The lower shell 3 is arranged on the frame 1, and a rubber pad is arranged at the bottom of the frame 1. The rubber pad is used for alleviating vibration, because the first motor 8 can produce vibration when rotatory, and then alleviate vibration sound with the rubber pad, do not cause noise pollution.

The internal rotation of lower casing 3 is equipped with ceramic membrane 4, be equipped with a plurality of vertical holes 5 that are used for adorning the liquid of waiting to filter in the ceramic membrane 4, be equipped with first discharge gate on the lower casing 3, first discharge gate and vertical hole 5 intercommunication, first discharge gate is used for discharging the concentrated filtrate that the material is the macromolecule, still be equipped with the second discharge gate on the lower casing 3, the second discharge gate is used for discharging and filters the clear liquid, the lower extreme of lower casing 3 is equipped with first discharging pipe 6 and second discharging pipe 7, first discharging pipe 6 and all first discharge gate intercommunication, second discharging pipe 7 and all second discharge gates intercommunication. Facilitating the collection of concentrated filtrate and filtered clear liquid through the first discharging pipe 6 and the second discharging pipe 7

The upper end of the ceramic membrane 4 is detachably connected with the end cover 9, and the output shaft of the first motor 8 is fixedly connected with the end cover 9, for example, the end cover 9 and the ceramic membrane 4 are provided with mutually matched threads; the end cover 9 is connected with the ceramic membrane 4 through threads, and the rotation direction of the first motor 8 is the same as the rotation direction of the threads.

As shown in fig. 3-4:

Still include a plurality of clearance subassemblies, a plurality of cleaning subassemblies all include second motor 10 and pivot 11, are equipped with the recess on the end cover 9, and second motor 10 is located the recess, and pivot 11 is located vertical hole 5, is equipped with the through-hole on the end cover 9, and the output shaft rotation of second motor 10 is established in the through-hole, and second motor 10 passes through-hole rotary seal in the recess. The second motor 10 is protected in a rotary sealing manner, so that the condition that water inlet leakage or corrosion is caused to the second motor 10 by liquid is prevented.

The rotating shaft 11 is fixedly connected with the output shaft of the second motor 10 coaxially, and the peripheral side of the rotating shaft 11 is provided with a helical blade 12. The spiral blade 12 is hinged with a plurality of brush plates 13 from top to bottom, the brush plates 13 are provided with brushes 14, the spiral blade 12 is provided with a plurality of limiting rods 15 for limiting the brush plates 13, the limiting rods 15 are perpendicular to the center line of the rotating shaft 11, the limiting rods 15 are matched with the brush plates 13, and the second motor 10 is a servo motor. When the second motor 10 rotates reversely, the helical blade 12 rotates reversely, the brush plate 13 moves towards the direction close to the limit rod 15, the brush plate 13 is vertical to the center line of the rotating shaft 11, the brush 14 cleans impurities attached to the inner surface of the vertical hole 5, when the second motor 10 rotates positively, the brush plate 13 moves towards the direction far away from the limit rod 15, the brush plate 13 is close to the helical blade 12, the rotation of the helical blade 12 is not influenced, turbulence is formed, and the helical blade 12 is taken out conveniently to clean.

The specific operation is as follows:

Pouring the liquid to be filtered into the vertical hole 5 of the ceramic membrane 4, then covering the end cover 9, then connecting the upper shell and the lower shell through bolts, starting the first motor 8 to rotate, then driving the end cover 9 to rotate by the first motor 8, then driving the ceramic membrane 4 to rotate by the end cover 9, then discharging concentrated filtrate of macromolecular materials from the first discharging hole, discharging filtered clear liquid from the second discharging hole, simultaneously starting the second motor 10 to rotate positively, further driving the helical blade 12 to rotate in the vertical hole 5 by rotating the rotating shaft 11, and enabling the helical blade 12 to perform a self-cleaning function due to the centrifugal effect, increasing turbulence, improving the flow rate of the permeate liquid, reducing the circulation times of the membrane, then after the filtration is completed, after a period of filtration, reversely rotating the helical blade 12, further enabling the brush plate 13 to move towards the direction close to the limit rod 15, enabling the brush plate 13 to be perpendicular to the central line of the rotating shaft 11, further enabling impurities attached to the inner surface of the vertical hole 5 to be cleaned by the brush, then enabling the second motor 10 to rotate positively and enabling the helical blade 12 to move towards the limit rod 13, and not affecting the rotation of the helical blade 12 towards the limit rod 12, and stopping the rotation of the helical blade 12 towards the second motor 12.

The foregoing is merely exemplary embodiments of the present utility model, and specific structures and features that are well known in the art are not described in detail herein. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent. The protection scope of the present utility model is subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.

Claims

1. Turbulent rotary ceramic membrane device comprising a housing, a first motor (8), an end cap (9) and a ceramic membrane (4), characterized in that: the first motor (8) is fixedly arranged on the shell, the ceramic membrane (4) is rotatably arranged in the shell, a plurality of vertical holes (5) for containing liquid to be filtered are arranged in the ceramic membrane (4), a first discharge hole is arranged on the shell and communicated with the vertical holes (5), the first discharge hole is used for discharging concentrated filtrate of macromolecules, a second discharge hole is also arranged on the shell and used for discharging filtered clear liquid, the upper end of the ceramic membrane (4) is detachably connected with the end cover (9), an output shaft of the first motor (8) is fixedly connected with the end cover (9),

Still include clearance subassembly, clearance subassembly includes second motor (10) and pivot (11), be equipped with the recess on end cover (9), second motor (10) are located the recess, pivot (11) are located perpendicular hole (5), the coaxial fixed connection of output shaft of pivot (11) and second motor (10), be provided with helical blade (12) on the week side of pivot (11).

2. A turbulent rotary ceramic membrane device according to claim 1, wherein: a hairbrush plate (13) is hinged on the spiral blade (12), and a hairbrush (14) is arranged on the hairbrush plate (13).

3. A turbulent rotary ceramic membrane device according to claim 2, wherein: the novel hair brush is characterized in that a limiting rod (15) is arranged on the spiral blade (12), the limiting rod (15) is perpendicular to the central line of the rotating shaft (11), the limiting rod (15) is matched with the hair brush plate (13), and the second motor (10) is a servo motor.

4. A turbulent rotary ceramic membrane device according to claim 3, wherein: a plurality of mutually matched hairbrush plates (13) and limiting plates are hinged on the spiral blades (12) from top to bottom.

5. A turbulent rotary ceramic membrane device according to claim 4, wherein: the cleaning components are arranged in a plurality of ways, and the cleaning components are matched with the vertical holes (5).

6. A turbulent rotary ceramic membrane device according to claim 5, wherein: the end cover (9) is provided with a through hole, an output shaft of the second motor (10) is rotatably arranged in the through hole, and the second motor (10) is rotationally sealed in the groove through the through hole.

7. A turbulent rotary ceramic membrane device according to claim 6, wherein: the shell comprises an upper shell (2) and a lower shell (3), the motor is arranged on the upper shell (2), the ceramic membrane (4) is rotationally arranged on the lower shell (3), the first discharge hole and the second discharge hole are both arranged on the lower shell (3), the upper shell (2) and the lower shell (3) are connected through bolts, and a sealing ring is arranged between the upper shell (2) and the lower shell (3).

8. A turbulent rotary ceramic membrane device according to claim 7, wherein: the lower shell (3) lower extreme is equipped with first discharging pipe (6) and second discharging pipe (7), and first discharging pipe (6) and all first discharge gates intercommunication, second discharging pipe (7) and all second discharge gates intercommunication.

9. A turbulent rotary ceramic membrane device according to claim 8, wherein: the novel multifunctional electric heating device is characterized by further comprising a frame (1), wherein the lower shell (3) is arranged on the frame (1), and a rubber pad is arranged at the bottom of the frame (1).