CN215667310U

CN215667310U - Moving bed biofilm reactor for sewage treatment

Info

Publication number: CN215667310U
Application number: CN202023131239.2U
Authority: CN
Inventors: 刘建云
Original assignee: Shaanxi Xingke Environmental Protection Engineering Design Co ltd
Current assignee: China Chemical Langzheng Environmental Protection Technology Co ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2022-01-28
Anticipated expiration: 2030-12-23

Abstract

The utility model discloses a moving bed biofilm reactor for sewage treatment, which solves the problem that the existing biofilm reactor cannot effectively clean precipitated sludge when in use, so that the sewage treatment efficiency and performance of the biofilm reactor are influenced, and comprises a reactor main body, wherein an aerator pipe is arranged in the middle of an inner cavity of the reactor main body; the moving bed biofilm reactor for sewage treatment can effectively perform centralized cleaning on precipitated sludge and can effectively remove and treat the sludge, so that the sludge treatment capacity of the moving bed biofilm reactor is improved, and the sewage treatment efficiency of the biofilm reactor is also improved.

Description

Moving bed biofilm reactor for sewage treatment

Technical Field

The utility model belongs to the technical field of sewage treatment equipment, and particularly relates to a moving bed biofilm reactor for sewage treatment.

Background

The moving bed biofilm reactor is another novel biofilm reactor which is regarded by researchers in recent years, and is developed for solving the complex operations that a fixed bed reactor needs regular back flushing, a fluidized bed needs to fluidize a carrier, a submerged biological filter is blocked and a filter material needs to be cleaned and an aerator needs to be replaced; the basic design idea of the moving bed biofilm reactor is that the moving bed biofilm reactor can continuously run without blockage or back flushing, has small head loss and large specific surface area.

The existing biofilm reactor can not effectively clean the precipitated sludge when in use, thereby influencing the sewage treatment efficiency and performance of the biofilm reactor; therefore, improvements are now needed in view of the current situation.

SUMMERY OF THE UTILITY MODEL

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides a moving bed biofilm reactor for sewage treatment, which effectively solves the problem that the existing biofilm reactor in the background art can not effectively clean precipitated sludge when in use, thereby influencing the sewage treatment efficiency and performance of the biofilm reactor.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a sewage treatment is with removing bed biofilm reactor, including the reactor main part, the mid-mounting of reactor main part inner chamber has the aeration pipe, the middle part of reactor main part inner chamber and the top that is located the aeration pipe are installed and are separated the filter screen, the top of separating the filter screen is equipped with the filler, the collecting vat has been seted up at the middle part of reactor main part inner chamber bottom, the bottom of collecting vat is rotated and is installed the pivot, the surface mounting of pivot has spiral fan blade, first motor is installed to the bottom of reactor main part one side, the output of first motor is connected with the one end stationary phase of pivot, the both sides of reactor main part inner chamber bottom all are equipped with a pair of moving mechanism, all install the movable plate between two pairs of moving mechanism.

Preferably, the pair of moving mechanisms comprises two sliding clamping grooves, the two sliding clamping grooves are formed in the same side of the two sides of the inner wall of the reactor main body, a first threaded rod and a second threaded rod are rotatably mounted in the two sliding clamping grooves respectively, moving blocks are mounted on the surfaces of the first threaded rod and the second threaded rod, and the moving plates are fixedly mounted between the two moving blocks.

Preferably, the middle parts of the two ends of the reactor main body are respectively provided with a fixed cover, one ends of the first threaded rod and the second threaded rod are respectively extended into the fixed covers, one ends of the first threaded rod and the second threaded rod are fixedly provided with a transmission gear, and a transmission chain is arranged between the two transmission gears.

Preferably, the middle part of reactor main part one side has been seted up and has been rotated the chamber, rotates the inside rotation in chamber and installs main bevel gear, and the other end of two first threaded rods all extends to the inside in rotation chamber and installs driven bevel gear, and two driven bevel gears mesh with main bevel gear mutually respectively, and the mid-mounting of reactor main part opposite side has the second motor, and the output of second motor is connected with the axle center department of main bevel gear is fixed.

Preferably, one end of the bottom of the collecting tank is provided with a discharge hole, the bottom of the other side of the reactor main body is provided with a drain pipe, the drain pipe is communicated with the discharge hole, and a valve is arranged at one end of the drain pipe.

Preferably, the lower parts at two ends of the inner cavity of the reactor main body and the upper parts of the two movable plates are respectively provided with a baffle, and the bottoms of the two movable plates are respectively provided with a scraper.

Compared with the prior art, the utility model has the beneficial effects that:

(1) in the work, the moving bed biofilm reactor for sewage treatment can effectively perform centralized cleaning on precipitated sludge and can effectively perform removal treatment on the sludge by virtue of the collecting tank, the discharge hole, the rotating shaft, the spiral fan blades, the first motor, the sliding clamping groove, the first threaded rod, the second threaded rod, the moving block, the moving plate, the baffle plate, the rotating cavity, the main bevel gear, the second motor, the driven bevel gear, the blow-off pipe, the valve, the fixed cover, the transmission gear and the transmission chain, so that the sludge treatment capacity of the moving bed biofilm reactor is improved, and the sewage treatment efficiency of the biofilm reactor is also improved, therefore, the moving bed biofilm reactor can meet the use requirements of sewage treatment;

(2) the utility model discloses a reactor main body, the bottom of reactor main body and the inside of collecting vat deposit when having a large amount of mud, at first start first motor and second motor and open the valve, the start-up of first motor can be through the pivot, spiral fan blade and get rid of the hole with mud leading-in blow off pipe, and get rid of through the blow off pipe (equipment such as sucking pump can be installed to the other end of blow off pipe, thereby accelerate the efficiency that mud was got rid of), the start-up of second motor can drive two driven bevel gear through main bevel gear and rotate, two driven bevel gear's rotation can drive two first threaded rods and rotate, the rotation of two first threaded rods drives two second threaded rods through drive gear and drive chain and rotates, finally make two movable plates remove relatively and clear up the inside of collecting vat with mud and carry out the operation of discharging.

Drawings

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.

In the drawings:

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is a schematic view of a reactor body according to the present invention in a top-down view;

in the figure: 1. a reactor body; 2. an aeration pipe; 3. separating and screening; 4. a filler; 5. collecting tank; 501. An exclusion well; 6. a rotating shaft; 7. a helical fan blade; 8. a first motor; 9. a moving mechanism; 901. a sliding clamping groove; 902. a first threaded rod; 903. a second threaded rod; 904. a moving block; 10. moving the plate; 1001. A baffle plate; 11. a rotation chamber; 12. a main bevel gear; 13. a second motor; 14. a driven bevel gear; 15. A blow-off pipe; 16. a valve; 17. a fixed cover; 18. a transmission gear; 19. a transmission chain.

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.

In the first embodiment, as shown in fig. 1 and 2, the utility model includes a reactor main body 1, an aerator pipe 2 is installed in the middle of an inner cavity of the reactor main body 1, a separation screen 3 is installed in the middle of the inner cavity of the reactor main body 1 and above the aerator pipe 2, a filler 4 can be effectively separated and filtered by the arrangement of the separation screen 3, the filler 4 is arranged above the separation screen 3, a collection tank 5 is arranged in the middle of the bottom of the inner cavity of the reactor main body 1, sludge can be effectively collected by the arrangement of the collection tank 5, a rotating shaft 6 is rotatably installed at the bottom of the collection tank 5, a spiral fan blade 7 is installed on the surface of the rotating shaft 6, a first motor 8 is installed at the bottom of one side of the reactor main body 1, the output end of the first motor 8 is fixedly connected with one end of the rotating shaft 6, a pair of moving mechanisms 9 is installed at both sides of the bottom of the inner cavity of the reactor main body 1, moving plates 10 are arranged between the two pairs of moving mechanisms 9, and the settled sludge can be effectively pushed through the arrangement of the moving plates 10.

In the second embodiment, based on the first embodiment, as shown in fig. 2, the pair of moving mechanisms 9 includes two sliding clamping grooves 901, the two sliding clamping grooves 901 are disposed on the same side of two sides of the inner wall of the reactor main body 1, a first threaded rod 902 and a second threaded rod 903 are rotatably mounted inside the two sliding clamping grooves 901, moving blocks 904 are mounted on the surfaces of the first threaded rod 902 and the second threaded rod 903, and the moving plate 10 is fixedly mounted between the two moving blocks 904, so that the moving plate 10 can be effectively moved and adjusted.

Third embodiment, on the basis of the first embodiment, as shown in fig. 2, the fixed hoods 17 are installed in the middle of the two ends of the reactor main body 1, one end of each of the first threaded rod 902 and the second threaded rod 903 extends into the fixed hoods 17, the transmission gears 18 are fixedly installed at one ends of the first threaded rod 902 and the second threaded rod 903, and the transmission chains 19 are installed between the two transmission gears 18, so that the first threaded rod 902 and the second threaded rod 903 can be synchronously adjusted in a rotating manner.

Fourth embodiment, on the basis of the first embodiment, as shown in fig. 2, a rotating cavity 11 is formed in the middle of one side of the reactor main body 1, a main bevel gear 12 is rotatably installed inside the rotating cavity 11, the other ends of the two first threaded rods 902 both extend into the rotating cavity 11 and are provided with driven bevel gears 14, the two driven bevel gears 14 are respectively engaged with the main bevel gear 12, a second motor 13 is installed in the middle of the other side of the reactor main body 1, and the output end of the second motor 13 is fixedly connected with the axis of the main bevel gear 12, so that effective adjusting power can be provided.

Fifth embodiment, on the basis of the first embodiment, as shown in fig. 1 and 2, a discharge hole 501 is formed at one end of the bottom of the collecting tank 5, a drain pipe 15 is installed at the bottom of the other side of the reactor main body 1, the drain pipe 15 is communicated with the discharge hole 501, and a valve 16 is arranged at one end of the drain pipe 15, so that sludge can be discharged.

Sixth embodiment, on the basis of the first embodiment, as shown in fig. 1, the baffles 1001 are respectively installed at the lower parts of the two ends of the inner cavity of the reactor main body 1 and above the two moving plates 10, and the scrapers are respectively installed at the bottoms of the two moving plates 10, so that sludge can be effectively cleaned.

The working principle is as follows: when a large amount of sludge is deposited at the bottom of the reactor main body 1 and inside the collecting tank 5, the first motor 8 and the second motor 13 are started first and the valve 16 is opened, the first motor 8 is started to guide the sludge into the sewage discharge pipe 15 through the rotating shaft 6, the spiral fan blades 7 and the discharge hole 501, and get rid of through blow off pipe 15 (equipment such as sucking pump can be installed to the other end of blow off pipe 15, thereby accelerate the efficiency that mud was got rid of), the start-up of second motor 13 can drive two driven bevel gear 14 through main bevel gear 12 and rotate, two driven bevel gear 14's rotation can drive two first threaded rods 902 and rotate, two first threaded rods 902's rotation drives two second threaded rods 903 through drive gear 18 and drive chain 19 and rotates, finally make two movable plates 10 remove relatively and clear up the inside of collecting tank 5 with mud and carry out the discharge operation.

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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a sewage treatment is with removing bed biofilm reactor, includes reactor main part (1), its characterized in that: the middle part of reactor main part (1) inner chamber installs aeration pipe (2), reactor main part (1) inner chamber's middle part and the top that is located aeration pipe (2) are installed and are separated filter sieve (3), the top of separating filter sieve (3) is equipped with filler (4), collecting vat (5) have been seted up at the middle part of reactor main part (1) inner chamber bottom, the bottom of collecting vat (5) is rotated and is installed pivot (6), the surface mounting of pivot (6) has spiral fan blade (7), first motor (8) are installed to the bottom of reactor main part (1) one side, the output of first motor (8) is connected with the one end stationary phase of pivot (6), the both sides of reactor main part (1) inner chamber bottom all are equipped with a pair of moving mechanism (9), all install movable plate (10) between two pairs of moving mechanism (9).

2. The moving bed biofilm reactor for sewage treatment according to claim 1, wherein: the pair of moving mechanisms (9) comprises two sliding clamping grooves (901), the two sliding clamping grooves (901) are arranged on the same side of the two sides of the inner wall of the reactor main body (1), a first threaded rod (902) and a second threaded rod (903) are respectively rotatably arranged in the two sliding clamping grooves (901), moving blocks (904) are respectively arranged on the surfaces of the first threaded rod (902) and the second threaded rod (903), and the moving plate (10) is fixedly arranged between the two moving blocks (904).

3. The moving bed biofilm reactor for sewage treatment according to claim 1, wherein: fixed cover (17) are all installed at the middle part at reactor main part (1) both ends, and the one end of first threaded rod (902) and second threaded rod (903) all extends to the inside of fixed cover (17), and the one end fixed mounting of first threaded rod (902) and second threaded rod (903) has drive gear (18), installs drive chain (19) between two drive gear (18).

4. The moving bed biofilm reactor for sewage treatment according to claim 1, wherein: the middle part of reactor main part (1) one side has been seted up and has been rotated chamber (11), the internal rotation that rotates chamber (11) installs main bevel gear (12), the other end of two first threaded rods (902) all extends to the inside of rotating chamber (11) and installs driven bevel gear (14), two driven bevel gear (14) mesh with main bevel gear (12) respectively mutually, the mid-mounting of reactor main part (1) opposite side has second motor (13), the output of second motor (13) is located fixed being connected with the axle center of main bevel gear (12).

5. The moving bed biofilm reactor for sewage treatment according to claim 1, wherein: the device is characterized in that a discharge hole (501) is formed in one end of the bottom of the collecting tank (5), a discharge pipe (15) is installed at the bottom of the other side of the reactor main body (1), the discharge pipe (15) is communicated with the discharge hole (501), and a valve (16) at one end of the discharge pipe (15) is arranged.

6. The moving bed biofilm reactor for sewage treatment according to claim 1, wherein: baffle (1001) are all installed to the lower part at reactor main part (1) inner chamber both ends and the top that is located two movable plates (10), and the scraper blade is all installed to the bottom of two movable plates (10).