CN214457026U

CN214457026U - Gas-liquid back-flushing type ceramic membrane filtering device

Info

Publication number: CN214457026U
Application number: CN202022893612.1U
Authority: CN
Inventors: 刘绍辉; 刘楚; 黄新乐; 王晓龙
Original assignee: Zhangjiagang Huayuan Environment Technology Co ltd
Current assignee: Zhangjiagang Huayuan Environment Technology Co ltd
Priority date: 2020-12-03
Filing date: 2020-12-03
Publication date: 2021-10-22
Anticipated expiration: 2030-12-03

Abstract

The utility model is suitable for the technical field of ceramic membrane filtration, and provides a gas-liquid backflushing type ceramic membrane filtration device, which comprises a filtration component and a backflushing component; the filter assembly is including filtering the storehouse, it has the filter to filter storehouse internally mounted, the both ends of filtering the storehouse are connected with a drain pipe and an intake pipe respectively, the top and the below of filter all are provided with a pivot, the periphery wall of pivot is provided with a plurality of brushes, back flush subassembly includes air pump and communicating pipe, has the filter storehouse of crossing of filter through the setting to the top and the below of filter all set up the pivot that has the brush, and the pivot is rotatory at the outside motor drive of filter storehouse through a setting, thereby can scrub the filter through the brush. Through the air pump that sets up intercommunication filter, adopt the instantaneous high pressure of compressed air to squeeze into the recoil pipeline, gas promotes liquid and forms instantaneous high pressure recoil effect, and the recoil is thorough, simple structure, save the running cost.

Description

Gas-liquid back-flushing type ceramic membrane filtering device

Technical Field

The utility model belongs to the technical field of the ceramic membrane filters, especially, relate to a gas-liquid recoil formula ceramic membrane filter equipment.

Background

The flat ceramic membrane has been widely used in the fields of petrochemical industry, metallurgical industry, food sanitation, biological environmental engineering and the like due to the advantages of good chemical stability, large mechanical strength, high temperature resistance, strong antimicrobial capability, easy cleaning and regeneration and the like. With the wider application market of the ceramic flat membrane, the industrialization requirement of the ceramic flat membrane filtration system is higher and higher.

The existing filtering system adopts a centrifugal pump to perform backflushing, and has the following problems: the frequent starting of the recoil pump is easy to damage, and the cost is increased; the pump runs stably, instantaneous high pressure cannot be formed, and the back flushing effect is not thorough; and during backflushing, the filtered liquid is reused for backflushing, so that more filtered liquid is wasted.

SUMMERY OF THE UTILITY MODEL

The utility model provides a gas-liquid recoil ceramic membrane filter equipment, which aims at solving the problems existing in the prior art.

The utility model is realized in such a way that the gas-liquid back-flushing type ceramic membrane filtering device comprises a filtering component and a back-flushing component;

the filter assembly comprises a filter bin, a filter plate is arranged in the filter bin, two ends of the filter bin are respectively connected with a drain pipe and an air inlet pipe, two ends of the filter plate are respectively communicated with the drain pipe and the air inlet pipe, a rotating shaft is arranged above and below the filter plate, a plurality of brushes are arranged on the outer peripheral wall of the rotating shaft and are tightly attached to the upper surface and the lower surface of the filter plate, the rotating shaft is rotatably connected with the inner wall of the filter bin, one end of the rotating shaft extends out of the filter bin and is fixedly connected with a transmission gear, the transmission gear is meshed with a drive gear, and the drive gear is fixedly connected with the output end of a motor; the top of the filter bin is connected with a water inlet pipe, the bottom of the filter bin is connected with a waste water pipe, a water inlet valve is installed on the water inlet pipe, and a waste water valve is installed on the waste water pipe;

The back washing assembly comprises an air pump and a communicating pipe, an air outlet of the air pump is connected with the communicating pipe, the communicating pipe is connected with the air inlet pipe, and an air inlet valve is installed on the communicating pipe.

Preferably, one end of the filtering bin is open, the open end is covered with a cover plate, and the cover plate is provided with the drain pipe;

the cover plate is detachably connected with the filter bin in a sealing manner.

Preferably, one end of the drain pipe is connected with the cover plate, and the other end of the drain pipe is connected with a switching pipe.

Preferably, the driving gear and the transmission gear both adopt helical gears.

Preferably, a motor base is fixed on the outer wall of the filter bin, and the motor is fixed on the motor base.

Preferably, the device further comprises a support assembly, wherein the support assembly comprises a base;

a plurality of universal wheels are fixed at the bottom of the base;

a first support and a second support are fixed to the top of the base, the first support is fixedly connected with the filtering bin, and the second support is fixedly connected with the air pump.

Preferably, the support assembly further comprises a plurality of support legs;

the upper ends of the supporting legs are provided with external threads, the lower surface of the base is provided with threaded holes matched with the plurality of supporting legs, and the supporting legs are detachably arranged in the threaded holes through the external threads;

The height of the lower end of the supporting leg is lower than that of the lower end of the universal wheel in the vertical direction.

Preferably, the two ends of the base are respectively provided with a pushing frame through a fixing bolt, and the top of the pushing frame is fixed with a cylindrical handle.

Preferably, the outer surface of the handle has anti-slip lines.

Preferably, the lower pot head of supporting leg is equipped with the callus on the sole.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a gas-liquid recoil formula ceramic membrane filter equipment has the filtration storehouse of filter through the setting to the top and the below of filter all set up the pivot that has the brush, and the pivot is rotatory at the outside motor drive of filtration storehouse through a setting, thereby can scrub the filter through the brush. The air pump communicated with the filter plate is arranged, compressed air is pumped into the backflushing pipeline at instantaneous high pressure, and the gas pushes liquid to form an instantaneous high-pressure backflushing effect, so that the backflushing is thorough, the structure is simple, and the operation cost is saved; but also has better treatment effect on the oily wastewater.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural diagram of the filter assembly of the present invention.

Fig. 3 is a schematic structural diagram of the support assembly of the present invention.

Fig. 4 is a schematic structural diagram of the cover plate of the present invention.

Fig. 5 is a schematic structural diagram of the rotating shaft of the present invention.

In the figure: 1-filtering component, 11-filtering bin, 111-water inlet pipe, 112-water inlet valve, 113-waste water pipe, 114-waste water valve, 115-air inlet pipe, 12-cover plate, 121-water outlet pipe, 122-adapter pipe, 123-water outlet valve, 13-filtering plate, 14-rotating shaft, 141-brush, 142-transmission gear, 15-motor and 151-driving gear, 16-motor base, 2-back flushing component, 21-air pump, 22-communicating pipe, 23-air inlet valve, 24-liquid injection pipe, 3-supporting component, 31-base, 32-universal wheel, 33-supporting leg, 34-foot pad, 35-pushing frame, 36-handle, 37-fixing bolt, 38-first bracket and 39-second bracket.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-5, the present invention provides a technical solution: a gas-liquid backflushing type ceramic membrane filtering device comprises a filtering component 1, a backflushing component 2 and a supporting component 3.

The filtering component 1 comprises a filtering bin 11, a filtering plate 13 is arranged in the filtering bin 11, two ends of the filtering bin 11 are respectively connected with a water discharging pipe 121 and an air inlet pipe 115, two ends of the filtering plate 13 are respectively communicated with the water discharging pipe 121 and the air inlet pipe 115, a rotating shaft 14 is arranged above and below the filtering plate 13, the outer peripheral wall of the rotating shaft 14 is provided with a plurality of hairbrushes 141, the hairbrushes 141 are tightly attached to the upper surface and the lower surface of the filtering plate 13, the rotating shaft 14 is rotatably connected with the inner wall of the filtering bin 11, one end of the rotating shaft 14 extends out of the filtering bin 11 and is fixedly connected with a transmission gear 142, the transmission gear 142 is meshed with a driving gear 151, and the driving gear 151 is fixedly connected with the output end of a motor 15; the top of the filter bin 11 is connected with a water inlet pipe 111, the bottom of the filter bin 11 is connected with a waste water pipe 113, the water inlet pipe 111 is provided with a water inlet valve 112, and the waste water pipe 113 is provided with a waste water valve 114.

The filter chamber 11 is used to accommodate the filter plates 13 and the waste water to be filtered. The drain pipe 121 is used to output the filtered purified water. The air inlet duct 115 is used to input compressed air to backwash the filter plates 13. One end of the rotating shaft 14 is embedded in the inner wall of the filtering bin 11 and is rotatably arranged. The brushes 141 are disposed on the rotation shaft 14 at regular intervals, and the brushes 141 wash the upper and lower surfaces of the filter plate 13 when the rotation shaft 14 rotates. Two inner walls opposite to the filter bin 11 are uniformly used for accommodating mounting grooves at the end part of the filter plate 13, and two ends of the filter plate 13 are fixed in the mounting grooves of the filter bin 11 in an embedded mode. The motor 15 is a servo motor, and when the motor 15 is started, the driving gear 151 can drive the transmission gear 142 to rotate, so as to drive the rotating shaft 14 to rotate. The water inlet pipe 111 is used for inputting sewage to be purified to the filtering bin 11, and the water inlet valve 112 is used for controlling the on-off of the water inlet pipe 111. The user can obtain sewage by connecting the water inlet pipe 111 to an external sewage pipe. The waste pipe 113 is used for outputting waste water generated by filtering, the waste valve 114 is used for controlling the on-off of the waste pipe 113, and a user can connect the waste pipe 113 with an external waste water pool or other further waste water treatment equipment so as to perform subsequent waste water treatment. The drain pipe 121 is used to output purified water.

The part of the rotating shaft 14 penetrating through the filtering bin 11 is sleeved with a sealing element which adopts a framework type oil seal, so that the sealing property of the joint of the rotating shaft 14 and the filtering bin 11 is ensured under the condition that the rotation of the rotating shaft 14 is not influenced.

In order to conveniently mount and dismount the filter plate 13, one end of the filter bin 11 is open, the open end is covered with a cover plate 12, and a drain pipe 121 is arranged on the cover plate 12; the cover plate 12 is detachably connected with the filter bin 11 in a sealing way. The cover plate 12 has a mounting groove for fixing the filter plate 13. And a sealing gasket is arranged at the joint of the end part of the filter bin 11 and the cover plate 12, so that the sealing property is improved. The outer edge of apron 12 has the flange with filter 11 looks adaptations of storehouse, and the flange cover is established in the outside of filtering storehouse 11, and the outer wall of filtering storehouse 11 is hugged closely to the inner wall of flange, a plurality of fixed orificess of circumference evenly distributed on the flange, installs the fixing bolt that a spiro union filtered storehouse 11 in each fixed orifices to fix apron 12 at the tip of filtering storehouse 11, the even atress of a plurality of fixing bolt, the structure is firm, and it is convenient to dismantle. When the filter plate 13 is replaced, the fixing bolts are removed, and then the cover plate 12 is removed.

One end of the drain pipe 121 is connected to the cover plate 12, and the other end of the drain pipe 12 is connected to an adapter pipe 122. The adapter tube 122 is used to connect external pipes to transmit purified water over long distances. The adapter tube 122 is connected with the drain pipe 12 through a flange, so that the structure is stable, and the disassembly is convenient. In addition, a drain valve 123 is attached to the adapter tube 122 to control the on/off of the adapter tube 122.

The drive gear 151 and the transmission gear 142 are both helical gears. So that the motor shaft of the motor 15 is vertically arranged and the rotating shaft 14 is horizontally arranged.

A motor base 16 is fixed on the outer wall of the filter bin 11, and a motor 15 is fixed on the motor base 16. Motor cabinet 16 is L shape structure, and motor cabinet 16's one end welded fastening is at the outer wall of crossing filter bin 11, and motor 15 fixes at motor cabinet 16's the other end, and motor cabinet 16 can provide stable support to motor 15, and hoisting device's overall stability

The back washing component 2 comprises an air pump 21 and a communicating pipe 22, wherein an air outlet of the air pump 21 is connected with the communicating pipe 22, the communicating pipe 22 is connected with an air inlet pipe 115, and an air inlet valve 23 is arranged on the communicating pipe 22. The air pump 21 is a high-pressure air pump, and may be a high-pressure compressor of BAUER250-TE type. Therefore, high-pressure air can be injected into the air inlet pipe 115 through the communicating pipe 22, the compressed air is pumped into the pipeline at instantaneous high pressure, the gas pushes liquid to form an instantaneous high-pressure backflushing effect, the backflushing is thorough, the structure is simple, and the operation cost is saved. The communicating pipe 22 and the intake pipe 115 are flange-connected. In order to conveniently inject water into the air inlet pipe 115, the communicating pipe 22 is provided with the liquid injection pipe 24, one end of the liquid injection pipe 24 is connected with the communicating pipe 22, and the other end of the liquid injection pipe 24 is provided with a flange which can be used for connecting an external pipeline, so that a user can inject water into the air inlet pipe 115 through the liquid injection pipe 24 to realize continuous flushing.

The support assembly 3 comprises a base 31 and a plurality of support legs 33; a plurality of universal wheels 32 are fixed at the bottom of the base 31; the top of the base 31 is fixed with a first bracket 38 and a second bracket 39, the first bracket 38 is fixedly connected with the filter bin 11, and the second bracket 39 is fixedly connected with the air pump 21. The upper ends of the supporting legs 33 are provided with external threads, the lower surface of the base 31 is provided with threaded holes matched with the plurality of supporting legs 33, and the supporting legs 33 are detachably arranged in the threaded holes through the external threads; the height of the lower end of the support leg 33 is lower than the height of the lower end of the universal wheel 32 in the vertical direction. The base 31 supports the filter cartridge 11 through two first supports 38 and supports the air pump 21 through one second support 19.

The support legs 33 serve to provide stable support to the base 31 and are detachably mounted on the base 31 by means of screw threads. The universal wheels 32 are also used to provide support for the base 31, and when the device needs to be moved, the base 31, and thus the whole device, can be moved by detaching the support legs 33 and supporting the base 31 by the universal wheels 32. When the moving device is not needed, the supporting legs 33 are installed, the supporting legs 33 support the base 31, and the universal wheels 32 are in a suspended state, so that the base 31 can be stably placed.

In order to facilitate a user to control the motion state of the base 31 when moving the base 31, two ends of the base 31 are respectively provided with a pushing frame 35 through a fixing bolt, and a cylindrical handle 36 is fixed at the top of the pushing frame 35. The user can control the moving direction and speed of the base 31 by holding the handle 36, and the operation is convenient.

The outer surface of the handle 36 has anti-slip lines, which may be irregular lines integrally formed with the handle 36. Or irregular lines on an anti-slip sleeve arranged on the handle 36, wherein the anti-slip sleeve is made of rubber materials. The anti-slip lines can increase friction force and improve holding stability.

The lower pot head of supporting leg 33 is equipped with callus on the sole 34, and callus on the sole 34 adopts rubber materials to make, can increase the frictional force of supporting leg 33 and ground, also can provide the shock attenuation, reduces the noise that produces when equipment moves.

The utility model discloses a gas-liquid recoil formula ceramic membrane filter equipment when filtering, opens water intaking valve 112 and drain valve 114, treats the sewage that purifies to filtering storehouse 11 input through inlet tube 111, and sewage filters through filter 13, and the water purification passes through drain pipe 121 output. After a period of time, the waste valve 114 is opened and the filtered waste water is output through the waste pipe 113, and the user can connect the waste pipe 113 to an external waste tank or other further waste water treatment equipment, thereby performing the subsequent waste water treatment. When clearing up the filter 13, close waste water valve 114 and drain valve 123, open admission valve 23, starter motor 15 and air pump 21, when motor 15 started, can drive transmission gear 142 through drive gear 151 and rotate to it is rotatory to drive pivot 14, and when pivot 14 rotated, brush 141 washed the upper surface and the lower surface of filter 13. The air pump 21 injects high-pressure air into the air inlet pipe 115 through the communicating pipe 22, the compressed air is pumped into the pipeline at instantaneous high pressure, the gas pushes liquid to form an instantaneous high-pressure backflushing effect, the filtering plate 13 is backflushed, the backflushing is thorough, the structure is simple, and the operation cost is saved. When the device needs to be moved, the supporting legs 33 are detached, and the base 31 is supported by the universal wheels 32, so that the base 31 and the whole device can be moved. When the moving device is not needed, the supporting legs 33 are installed, the supporting legs 33 support the base 31, and the universal wheels 32 are in a suspended state, so that the base 31 can be stably placed.

To sum up, the utility model discloses a setting has filter 13 and crosses filter storehouse 11 to filter 13's top and below all set up the pivot 14 that has brush 141, and pivot 14 is crossing the outside motor 15 drive rotation in filter storehouse 11 through a setting, thereby can scrub filter 13 through brush 141. By arranging the air pump 21 communicated with the filter plate 13, compressed air is instantaneously pumped into the backflushing pipeline at high pressure, and gas pushes liquid to form an instantaneous high-pressure backflushing effect, so that the backflushing is thorough, the structure is simple, and the operation cost is saved; and the treatment effect on the oily wastewater is better, after the backflushing gas enters the solution, along with the upward floating of the gas, a part of grease can float to the surface of the solution to be beneficial to treatment.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a gas-liquid recoil formula ceramic membrane filter equipment which characterized in that: comprises a filtering component (1) and a backwashing component (2);

the filter assembly (1) comprises a filter bin (11), a filter plate (13) is arranged inside the filter bin (11), two ends of the filter bin (11) are respectively connected with a drain pipe (121) and an air inlet pipe (115), two ends of the filter plate (13) are respectively communicated with the drain pipe (121) and the air inlet pipe (115), a rotating shaft (14) is arranged above and below the filter plate (13), the peripheral wall of the rotating shaft (14) is provided with a plurality of brushes (141), the brushes (141) are tightly attached to the upper surface and the lower surface of the filter plate (13), the rotating shaft (14) is rotatably connected with the inner wall of the filter bin (11), one end of the rotating shaft (14) extends out of the filter bin (11) and is fixedly connected with a transmission gear (142), and the transmission gear (142) is meshed with a driving gear (151), the driving gear (151) is fixedly connected with the output end of a motor (15); the top of the filter bin (11) is connected with a water inlet pipe (111), the bottom of the filter bin (11) is connected with a waste water pipe (113), the water inlet pipe (111) is provided with a water inlet valve (112), and the waste water pipe (113) is provided with a waste water valve (114);

The backwashing assembly (2) comprises an air pump (21) and a communicating pipe (22), wherein an air outlet of the air pump (21) is connected with the communicating pipe (22), the communicating pipe (22) is connected with the air inlet pipe (115), and an air inlet valve (23) is installed on the communicating pipe (22).

2. A gas-liquid backflushing ceramic membrane filtration device according to claim 1, wherein: one end of the filtering bin (11) is open, a cover plate (12) is covered on the open end, and the drain pipe (121) is arranged on the cover plate (12);

the cover plate (12) is detachably connected with the filter bin (11) in a sealing manner.

3. A gas-liquid backflushing ceramic membrane filtration device according to claim 2, wherein: one end of the drain pipe (121) is connected with the cover plate (12), and the other end of the drain pipe (121) is connected with a switching pipe (122).

4. A gas-liquid backflushing ceramic membrane filtration device according to claim 1, wherein: the driving gear (151) and the transmission gear (142) both adopt helical gears.

5. A gas-liquid backflushing ceramic membrane filtration device according to claim 1, wherein: a motor base (16) is fixed on the outer wall of the filtering bin (11), and the motor (15) is fixed on the motor base (16).

6. A gas-liquid backflushing ceramic membrane filtration device according to claim 1, wherein: further comprising a support assembly (3), said support assembly (3) comprising a base (31);

a plurality of universal wheels (32) are fixed at the bottom of the base (31);

a first support (38) and a second support (39) are fixed to the top of the base (31), the first support (38) is fixedly connected with the filter bin (11), and the second support (39) is fixedly connected with the air pump (21).

7. A gas-liquid backflushing ceramic membrane filtration device according to claim 6, wherein: the support assembly (3) further comprises a plurality of support legs (33);

the upper ends of the supporting legs (33) are provided with external threads, the lower surface of the base (31) is provided with threaded holes matched with the plurality of supporting legs (33), and the supporting legs (33) are detachably arranged in the threaded holes through the external threads;

the height of the lower end of the support leg (33) is lower than the height of the lower end of the universal wheel (32) in the vertical direction.

8. A gas-liquid backflushing ceramic membrane filtration device according to claim 6, wherein: both ends of base (31) all install one through fixing bolt and push away frame (35), the top of pushing away frame (35) is fixed with cylindric handle (36).

9. A gas-liquid backflushing ceramic membrane filtration device according to claim 8, wherein: the outer surface of the handle (36) is provided with anti-slip grains.

10. A gas-liquid backflushing ceramic membrane filtration device according to claim 7, wherein: the lower pot head of supporting leg (33) is equipped with callus on the sole (34).