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CN-224212507-U - External MBR anaerobic reactor

CN224212507UCN 224212507 UCN224212507 UCN 224212507UCN-224212507-U

Abstract

The utility model discloses an external MBR anaerobic reactor, and relates to the technical field of sewage treatment. The utility model comprises a sewage treatment box and a box door movably arranged on the front end face of the sewage treatment box through a hinge, wherein a baffle plate is fixedly arranged above the inner wall of the sewage treatment box, a filter plate is arranged at the edge of one side of the upper surface of the baffle plate, a sewage circulation box is arranged above one side wall of the sewage treatment box, a cleaning component is arranged inside the sewage treatment box, and a impurity removing component is arranged above the baffle plate. The utility model washes the outer wall of the membrane bioreactor through the cleaning component, the cleaning component has simple structure, the spray pipe can be rotated to wash each part of the membrane bioreactor, the washing effect is good, the filter plate is utilized to block and filter impurities in sewage, and the scraping brush in the impurity removing component can be used for cleaning the surfaces of the partition plate and the filter plate, so that the filter plate is prevented from being blocked by impurities such as silt and the like, and the normal use of the device is influenced.

Inventors

  • ZENG SHUHONG

Assignees

  • 深圳市福田区环境技术研究所有限公司

Dates

Publication Date
20260508
Application Date
20250523

Claims (8)

  1. 1. The external MBR anaerobic reactor comprises a sewage treatment box (100) and a box door (101) movably mounted on the front end face of the sewage treatment box through a hinge, wherein a partition plate (105) is fixedly arranged above the inner wall of the sewage treatment box (100), a filter plate (105 a) is mounted at the edge of one side of the upper surface of the partition plate (105), a sewage circulation box (106) is mounted above one side wall of the sewage treatment box (100), and a membrane bioreactor (106 a) is mounted in the middle of the inner wall of one side of the sewage treatment box (100), and the external MBR anaerobic reactor is characterized in that a cleaning component (200) is arranged inside the sewage treatment box (100), and a impurity removing component (300) is arranged above the partition plate (105); The cleaning assembly (200) comprises a driving shell (201) arranged on the inner wall of one side of the sewage treatment box (100), and a hollow shaft (202) rotatably arranged in bearings on two side walls of the driving shell (201), wherein one end of the hollow shaft (202) is provided with a splitter plate (203); The impurity removal assembly (300) comprises a motor (301) arranged on the rear end face of the sewage treatment box (100), and a driving fluted disc (301 a) arranged on an output shaft of the motor (301), wherein one side of the driving fluted disc (301 a) is provided with a driven fluted disc (302 a) in a meshed mode, and a threaded rod (302) is arranged at the center of the front end face of the driven fluted disc (302 a).
  2. 2. The external MBR anaerobic reactor according to claim 1, wherein a sewage pipe (102) is arranged at the front end of one side wall of the sewage treatment tank (100), a first sewage drain (103) is arranged at the bottom of the other side wall of the sewage treatment tank (100), and a turbulence assembly (104) is arranged on one side wall of the sewage treatment tank (100).
  3. 3. The external MBR anaerobic reactor according to claim 2, wherein a circulating pump (107) is arranged above the sewage circulation tank (106), and a second sewage outlet (108) is arranged above the rear end surface of the sewage treatment tank (100).
  4. 4. The external MBR anaerobic reactor according to claim 1, wherein a water inlet pipe (201 a) is arranged on one side of the top of the driving shell (201), a water outlet pipe (201 b) is arranged at the center of the bottom of the driving shell (201), and a branch pipe (201 c) is arranged on the outer wall of the water outlet pipe (201 b).
  5. 5. The external MBR anaerobic reactor according to claim 4, wherein the other end of the branch pipe (201 c) is rotatably connected to the inside of one end of the hollow shaft (202), and an impeller (202 a) is sleeved on the outer wall of the hollow shaft (202).
  6. 6. The external MBR anaerobic reactor according to claim 5, wherein the top and the bottom of the outer wall of the other side of the splitter plate (203) are respectively provided with a spray pipe (204), and spray heads (204 a) are uniformly arranged on the outer wall of the spray pipe (204) at intervals.
  7. 7. The external MBR anaerobic reactor according to claim 1, wherein the front end of the threaded rod (302) sequentially penetrates through a bearing on the rear end face of the sewage treatment tank (100) and a threaded hole on the middle support plate (303 b) to be connected with the bearing on the front end face of the interior of the sewage treatment tank (100), the bottom end of the middle support plate (303 b) is fixedly arranged at the center position of the top of the folded plate (303), and a scraping brush (303 a) is arranged at the bottom of the folded plate (303).
  8. 8. The external MBR anaerobic reactor according to claim 7, wherein side support plates (303 c) are fixedly arranged on two sides of the top of the folded plate (303), the side support plates (303 c) are sleeved on the outer wall of the guide rod (304) in a sliding manner, and the front end and the rear end of the guide rod (304) are fixedly arranged on the inner wall of the sewage treatment tank (100).

Description

External MBR anaerobic reactor Technical Field The utility model belongs to the technical field of sewage treatment, and particularly relates to an external MBR anaerobic reactor. Background The anaerobic membrane bioreactor is a novel water treatment technology combining a membrane separation technology and an anaerobic biological treatment unit, and the AnMBR process is divided into two stages of anaerobic digestion and membrane separation, wherein the anaerobic digestion stage is different from the traditional anaerobic treatment process, and the main difference between the membrane separation stage and the aerobic MBR is that aeration is not adopted to sweep the membrane surface. Through retrieving, publication number CN216808307U, application day 2021.10.09 discloses an external MBR anaerobic reactor, belongs to sewage treatment technical field, including the sewage treatment case, the inside top of sewage treatment case is fixed and is equipped with the division board, the division board separates into sewage play liquid chamber and sewage anaerobic reaction chamber with the inner space top-down of sewage treatment case, the lower extreme of division board is fixed with two sets of three-phase separator. However, the following drawbacks still exist in practical use: 1. When the existing external MBR anaerobic reactor is used, the membrane bioreactor is flushed through the sewage external circulation component, and the flushing component has a complex structure and high cost, and can only flush two surfaces of the membrane bioreactor, so that the flushing effect is poor; 2. The existing external MBR anaerobic reactor directly pumps out and washes sewage to use through a circulating water pump when in use, and impurities such as silt in sewage in the mode can influence normal use of various equipment and parts, and the situation of blockage occurs. For this reason, we provide an external MBR anaerobic reactor to solve the above problems. Disclosure of utility model The utility model aims to provide an external MBR anaerobic reactor, the outer wall of the membrane bioreactor is washed by arranging a cleaning component, the cleaning component is simple in structure and low in cost, and the spray pipe can comprehensively wash all parts of the membrane bioreactor by rotating, so that the washing effect is remarkably improved, impurities in sewage are blocked and filtered by utilizing a filter plate, and meanwhile, the surfaces of a baffle plate and the surface of the filter plate can be cleaned by a scraping plate brush in the impurity removing component, so that the filter plate is prevented from being blocked by impurities such as silt and the normal use of the device is influenced. In order to solve the technical problems, the utility model is realized by the following technical scheme: The utility model relates to an external MBR anaerobic reactor, which comprises a sewage treatment tank and a tank door movably arranged on the front end face of the sewage treatment tank through a hinge, wherein a baffle plate is fixedly arranged above the inner wall of the sewage treatment tank, a filter plate is arranged at the edge of one side of the upper surface of the baffle plate, a sewage circulation tank is arranged above one side wall of the sewage treatment tank, a membrane bioreactor is arranged in the middle of the inner wall of one side of the sewage treatment tank, a cleaning component is arranged inside the sewage treatment tank, and a impurity removing component is arranged above the baffle plate; The cleaning assembly comprises a driving shell arranged on the inner wall of one side of the sewage treatment box and a hollow shaft rotatably arranged in bearings on two side walls of the driving shell, and a splitter plate is arranged at one end of the hollow shaft; The impurity removal assembly comprises a motor arranged on the rear end face of the sewage treatment box and a driving fluted disc arranged on an output shaft of the motor, one side of the driving fluted disc is provided with a driven fluted disc in a meshed manner, and a threaded rod is arranged at the center of the front end face of the driven fluted disc. The utility model is further arranged that the front end of one side wall of the sewage treatment tank is provided with a sewage pipe, the bottom of the other side wall of the sewage treatment tank is provided with a first sewage outlet, and one side wall of the sewage treatment tank is provided with a turbulent flow assembly. The utility model is further characterized in that a circulating pump is arranged above the sewage circulating box, and a second sewage outlet is arranged above the rear end surface of the sewage treatment box. The utility model is further provided with a water inlet pipe at one side of the top of the driving shell, a water outlet pipe is arranged at the center of the bottom of the driving shell, and a branch pipe is arranged on the outer wall of the water outlet pipe.