CN215365336U

CN215365336U - Circulating domestic sewage treatment equipment adopting MBR membrane method

Info

Publication number: CN215365336U
Application number: CN202120609944.4U
Authority: CN
Inventors: 袁雪梅
Original assignee: Suzhou Xilong Purification Equipment Co ltd
Current assignee: Suzhou Xilong Purification Equipment Co ltd
Priority date: 2021-03-25
Filing date: 2021-03-25
Publication date: 2021-12-31
Anticipated expiration: 2031-03-25

Abstract

The utility model discloses a circulating domestic sewage treatment device adopting an MBR membrane method, which comprises a purification water tank main body, a partition wall, a pretreatment component and a membrane bioreactor component, wherein the purification water tank main body is arranged at a sewage treatment point, the partition wall is fixedly connected to the middle position in the purification water tank main body, the pretreatment component comprises a water inlet pipeline, a pipeline bracket, a plate groove, a rough filter screen, a lifting pump, a water inlet and a water delivery pipe, and the membrane bioreactor component comprises activated sludge, an air inlet base, an air delivery pipe, an air outlet, an air blower, a membrane frame, a curtain type membrane, a lifting lug, a water outlet and a valve. The utility model relates to the technical field of sewage treatment equipment, in particular to a circulating domestic sewage treatment device which is different from a secondary sedimentation tank solid-liquid separation method in the traditional sewage treatment technology, small in occupied area, clear in water quality after treatment, free of suspended particles, full-automatic, convenient and fast in operation and adopting an MBR membrane method.

Description

Circulating domestic sewage treatment equipment adopting MBR membrane method

Technical Field

The utility model relates to the technical field of sewage treatment equipment, in particular to a circulating domestic sewage treatment device adopting an MBR membrane method.

Background

Sewage treatment, in order to make sewage reach the process of discharging into a certain water body or reuse water quality requirement and purify it, sewage treatment is widely used in each field such as building, agriculture, traffic, energy, petrochemical industry, environmental protection, urban landscape, medical treatment, food and beverage, also increasingly walks into common people's daily life, in sewage treatment, water resource reuse field, MBR is also called Membrane bioreactor (Membrane Bio-Reactor), is a novel water treatment technique that combines together by Membrane separation unit and biological treatment unit. According to the structure of the membrane can be divided into a flat membrane, a tubular membrane, a hollow fiber membrane and the like, and the membrane can be divided into a micro-filtration membrane, an ultrafiltration membrane, a nanofiltration membrane, a reverse osmosis membrane and the like according to the membrane aperture.

SUMMERY OF THE UTILITY MODEL

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the MBR membrane method circulating domestic sewage treatment equipment which is different from the secondary sedimentation tank solid-liquid separation method in the traditional sewage treatment technology, has small occupied area, clear water quality after treatment and no suspended particles, is fully automatic, and is convenient and quick to operate.

The technical scheme adopted by the utility model is as follows: the utility model relates to a circulating domestic sewage treatment device adopting an MBR membrane method, which comprises a purification water tank main body, a partition wall, a pretreatment component and a membrane bioreactor component, wherein the purification water tank main body is arranged at a sewage treatment point, the partition wall is fixedly connected to the middle position in the purification water tank main body, the pretreatment component is arranged on one side of a partition wall in the purification water tank main body, the membrane bioreactor component is arranged on the other side of the partition wall in the purification water tank main body, the pretreatment component comprises a water inlet pipeline, a pipeline bracket, a plate groove, a rough filter screen, a lifting pump, a water inlet and a water delivery pipe, the pipeline bracket is fixedly connected to the top end of the inner side wall of one side of the purification water tank main body, the water inlet pipeline is fixedly connected to the pipeline bracket, the plate groove is fixedly connected to the side wall of one side of the purification water tank main body and is arranged below the water inlet pipe, and the rough filter screen can be arranged in the plate groove in a sliding manner, the membrane bioreactor component comprises activated sludge, an air inlet base, a gas pipe, a gas outlet, a blower, a membrane frame, a curtain type membrane, a hoisting ear, a water outlet and a valve, wherein the activated sludge is arranged on the inner bottom wall of the other side of the purification pool main body, the air inlet base is fixedly connected on the inner bottom wall of the other side of the purification pool main body, one end of the gas pipe is connected with one side of the air inlet base, the other end of the gas pipe penetrates through the side wall of the purification pool main body, the gas outlet is uniformly connected above the air inlet base, the blower is fixedly connected on the outer side of the purification pool main body and connected with the other end of the gas pipe, and the membrane frame is fixedly connected on the air inlet base, the curtain type membrane is uniformly arranged on the membrane frame, the hoisting lug is fixedly connected to the top of the membrane frame, the water outlet is arranged on the side wall of the main body of the purification water tank in a penetrating manner, and the valve is arranged in the middle of the water inlet and the water outlet and is arranged outside the main body of the purification water tank.

Further, the rough filter screen is arranged in a removable and detachable mode.

Further, each curtain film can be independently detachably arranged.

Further, the curtain membrane material is a polyethylene ultrafiltration membrane.

Further, the height of the air inlet base is set to be larger than the thickness of the activated sludge.

The utility model with the structure has the following beneficial effects: this scheme a circulation domestic sewage treatment device of MBR embrane method, when using, use hoisting equipment with membrane frame even curtain-type membrane hoist and mount to the base that admits air on, let in sewage through the inlet channel in the purification water tank main part, the centre is through rough filter screen, simply filter large granule impurity, fall into the bottom afterwards and get into membrane bioreactor subassembly part through the elevator pump, under the effect through MBR membrane bioreactor, the realization is to the purification of sewage, and simultaneously, but whole hoist and mount's membrane frame has also brought the facility for the change of milipore filter, rough filter screen during preliminary treatment also can take out the clearance operation when needs clearance, only need regularly overhaul the water purification process that can realize the full automatization to the device like this, and the area occupied is little, it has very big advantage to compare traditional two heavy ponds.

Drawings

FIG. 1 is a schematic view showing the overall structure of a cyclic domestic sewage treatment apparatus of the MBR membrane process of the present invention.

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.

The device comprises a purification water tank main body 1, a separation wall 2, a pretreatment assembly 4, a membrane bioreactor assembly 5, a water inlet pipeline 6, a pipeline support 7, a plate groove 8, a rough filter screen 9, a lift pump 10, a water inlet 11, a water delivery pipe 12, activated sludge 13, an air inlet base 14, a gas delivery pipe 15, a gas outlet 16, a blower 17, a membrane frame 18, a curtain type membrane 19, a hoisting lug 20, a water outlet 21 and a valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in figure 1, the device for treating the circulating domestic sewage by the MBR membrane method comprises a purification water tank main body 1, a partition wall 2, a pretreatment component 3 and a membrane bioreactor component 4, wherein the purification water tank main body 1 is arranged at a sewage treatment point, the partition wall 2 is fixedly connected to the middle position in the purification water tank main body 1, the pretreatment component 3 is arranged on one side of a partition wall 2 in the purification water tank main body 1, the membrane bioreactor component 4 is arranged on the other side of the partition wall 2 in the purification water tank main body 1, the pretreatment component 3 comprises a water inlet pipeline 5, a pipeline bracket 6, a plate groove 7, a rough filter screen 8, a lifting pump 9, a water inlet 10 and a water delivery pipe 11, the pipeline bracket 6 is fixedly connected to the top end of the inner side wall of one side of the purification water tank main body 1, the water inlet pipeline 5 is fixedly connected to the pipeline bracket 6, the plate groove 7 is fixedly connected to the side wall of one side of the purification water tank main body 1 and arranged below the water inlet pipe, the coarse filter screen 8 is slidably arranged in the plate groove 7, the lifting pump 9 is fixedly connected on the inner bottom wall of one side of the purification water tank main body 1, the water inlet 10 is connected on the lifting pump 9, one end of the water delivery pipe 11 is connected on the lifting pump 9, the other end of the water delivery pipe crosses the partition wall 2 and is arranged above the inner bottom wall of the other side of the purification water tank main body 1, the membrane bioreactor component 4 comprises activated sludge 12, an air inlet base 13, an air delivery pipe 14, an air outlet 15, an air blower 16, a membrane frame 17, a curtain type membrane 18, a hoisting lug 19, a water outlet 20 and a valve 21, the activated sludge 12 is arranged on the inner bottom wall of the other side of the purification water tank main body 1, the air inlet base 13 is fixedly connected on the inner bottom wall of the other side of the purification water tank main body 1, one end of the air delivery pipe 14 is connected on one side of the air inlet base 13, the other end of the air delivery pipe penetrates through the side wall of the purification water tank main body 1, and the air outlet 15 is uniformly connected above the air inlet base 13, the air-blower 16 rigid coupling is located in the purification pond main part 1 outside and is connected with the gas-supply pipe 14 other end, the frame rigid coupling is located on air inlet base 13, curtain formula membrane 18 evenly locates on membrane frame 17, membrane frame 17 top is located to hoist and mount ear 19 rigid coupling, delivery port 20 runs through and locates on the purification pond main part 1 lateral wall, valve 21 locates the 20 intermediate position of inlet outlet and locates in the purification pond main part 1 outside.

Wherein, the rough filter screen 8 is arranged in a removable and detachable way; each curtain film 18 can be independently and detachably arranged; the curtain type membrane 18 is made of a polyethylene ultrafiltration membrane; the height of the air inlet base 13 is set to be larger than the thickness of the activated sludge 12.

During the specific use, use hoisting equipment to hoist and mount membrane frame 17 even take curtain formula membrane 18 to air inlet base 13, let in sewage through inlet channel 5 in purifying water basin main part 1, the centre is through rough filter screen 8, simply filter large granule impurity, fall into the bottom afterwards and get into membrane bioreactor subassembly 4 part through elevator pump 9, under the effect through MBR membrane bioreactor, the realization is to the purification of sewage, and simultaneously, but whole hoist and mount's membrane frame 17 has also brought the facility for the change of milipore filter, rough filter screen 8 during preliminary treatment also can take out the cleaning operation when needing the clearance, only need regularly overhaul the device like this and can realize full automatic water purification process.

The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims

1. A circulation domestic sewage treatment equipment of MBR membrane process which characterized in that: comprises a purification water tank main body, a partition wall, a pretreatment component and a membrane bioreactor component, wherein the purification water tank main body is arranged at the sewage treatment point, the partition wall is fixedly connected at the middle position inside the purification water tank main body, the pretreatment component is arranged at one side of the partition wall in the purification water tank main body, the membrane bioreactor component is arranged at the other side of the partition wall in the purification water tank main body, the pretreatment component comprises a water inlet pipeline, a pipeline bracket, a plate groove, a rough filter screen, a lifting pump, a water inlet and a water delivery pipe, the pipeline bracket is fixedly connected at the top end of the inner side wall at one side of the purification water tank main body, the water inlet pipeline is fixedly connected on the pipeline bracket, the plate groove is fixedly connected on the side wall at one side of the purification water tank main body and is arranged below the water inlet pipe, the rough filter screen can be slidably arranged in the plate groove, the lifting pump is fixedly connected on the inner bottom wall at one side of the purification water tank main body, the water inlet is connected on the lift pump, one end of the water delivery pipe is connected on the lift pump, the other end of the water delivery pipe crosses the partition wall and is arranged above the inner bottom wall at the other side of the purification pool main body, the membrane bioreactor component comprises activated sludge, an air inlet base, a gas delivery pipe, a gas outlet, an air blower, a membrane frame, a curtain type membrane, a hoisting lug, a water outlet and a valve, the activated sludge is arranged on the inner bottom wall at the other side of the purification pool main body, the air inlet base is fixedly connected on the inner bottom wall at the other side of the purification pool main body, one end of the gas delivery pipe is connected on one side of the air inlet base, the other end of the gas delivery pipe penetrates through the side wall of the purification pool main body, the gas outlet is uniformly connected above the air inlet base, the air blower is fixedly connected outside the purification pool main body and is connected with the other end of the gas delivery pipe, the membrane frame is fixedly connected on the air inlet base, and the curtain type membrane is uniformly arranged on the membrane frame, the membrane frame top is located to hoist and mount ear rigid coupling, the delivery port runs through to be located on the purification water tank main part lateral wall, the valve is located the inlet outlet intermediate position and is located the purification water tank main part outside.

2. The apparatus of claim 1 for treating recycled domestic sewage by MBR membrane method, which is characterized in that: the rough filter screen is arranged in a removable and detachable mode.

3. The apparatus of claim 1 for treating recycled domestic sewage by MBR membrane method, which is characterized in that: each curtain film can be independently disassembled and arranged.

4. The apparatus of claim 1 for treating recycled domestic sewage by MBR membrane method, which is characterized in that: the curtain type membrane is made of a polyethylene ultrafiltration membrane.

5. The apparatus of claim 1 for treating recycled domestic sewage by MBR membrane method, which is characterized in that: the height of the air inlet base is set to be larger than the thickness of the activated sludge.