CN211620292U

CN211620292U - Integrated sewage treatment device

Info

Publication number: CN211620292U
Application number: CN202020061444.7U
Authority: CN
Inventors: 杨萍
Original assignee: Qingdao Shicheng International Environmental Development Co ltd
Current assignee: Qingdao Zhongya Environmental Engineering Co ltd
Priority date: 2020-01-10
Filing date: 2020-01-10
Publication date: 2020-10-02
Anticipated expiration: 2030-01-10

Abstract

The utility model discloses an integrated sewage treatment device, which comprises a container, wherein a sedimentation tank, a multi-stage filter tank, a transfer water tank, an MBBR reaction tank and a clear water tank which are communicated in sequence are arranged in the container; the sedimentation tank is communicated with a sewage feeding pipe, and the clear water tank is communicated with a drain pipe; two layers of fine filter screens are arranged in the multistage filter tank; the transfer water tank and the multistage filtering tank are internally provided with a central shaft water pipe, the interior of the central shaft water pipe is hollow, and a second cleaning spray head communicated with the central shaft water pipe is arranged on the central shaft water pipe; be provided with the rotating electrical machines on the MBBR reaction tank, the rotating electrical machines is connected with the stirring rake, and the stirring rake is located the MBBR reaction tank. This integration sewage treatment plant, sewage treatment is effectual, and from the washing function, can regularly clear up, has effectively improved life. Moreover, the devices of the device are centralized in the container, and the device is convenient to carry, transport, install and the like.

Description

Integrated sewage treatment device

Technical Field

The utility model relates to a processing apparatus especially relates to an integration sewage treatment plant.

Background

The MBBR sewage treatment process is a process for efficiently treating sewage by adding a certain amount of MBBR filler into a reactor and improving the biomass and biological species in the reactor, has the advantages of land occupation saving, low capital construction cost, flexible and simple transformation and construction and the like, and is one of the most common sewage treatment processes at present. However, if sewage with high solid impurity content is directly introduced into the MBBR reaction tank for sewage treatment, all solid impurities (such as sludge and domestic garbage) will settle in the MBBR reaction tank, thereby affecting the sewage treatment effect.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects of the prior art, the utility model provides an integrated sewage treatment device.

In order to solve the technical problem, the utility model discloses a technical scheme is: the integrated sewage treatment device comprises a container, wherein a sedimentation tank, a multi-stage filter tank, a transfer water tank, an MBBR reaction tank and a clear water tank are arranged in the container;

the sedimentation tank is communicated with a sewage feeding pipe, and the sewage feeding pipe penetrates through the container and extends out of the container; the sedimentation tank is also communicated with a transfer water tank through a first water supply pipe, and the transfer water tank is positioned at the top end of the multistage filter tank and is communicated with the multistage filter tank; the multi-stage filter tank is communicated with the MBBR reaction tank through a second water supply pipe, the MBBR reaction tank is communicated with the clean water tank through a third water supply pipe, the clean water tank is communicated with a drain pipe, and the drain pipe penetrates through the container and extends out of the container; a first lifting water pump is arranged on the first water supply pipe, and a second lifting water pump is arranged on the third water supply pipe;

two layers of fine filter screens, namely a first fine filter screen and a second fine filter screen, are arranged in the multistage filter tank; the transfer water tank and the multi-stage filtering tanks are internally and jointly provided with a central shaft water pipe, and the central shaft water pipe sequentially penetrates through the transfer water tank, the first fine filtering net and the second fine filtering net and is fixedly connected with the transfer water tank, the first fine filtering net and the second fine filtering net; the middle shaft water pipe is hollow, and a second cleaning spray head communicated with the middle shaft water pipe is arranged on the middle shaft water pipe;

be provided with the rotating electrical machines on the MBBR reaction tank, the rotating electrical machines is connected with the stirring rake, and the stirring rake is located the MBBR reaction tank.

Furthermore, a coarse filter screen is obliquely arranged in the sedimentation tank, and the coarse filter screen is provided with a high site A and a low site B; a cleaning spray head is arranged above a high-point A of the coarse filter screen, the cleaning spray head is arranged on the sedimentation tank, a sedimentation tank slag discharge pipe is arranged at a position B of the coarse filter screen, and the sedimentation tank slag discharge pipe is communicated with the sedimentation tank.

Further, the inclination angle of coarse filter screen is 30 ~ 60.

Furthermore, the first fine filter screen and the second fine filter screen divide the multistage filter tank into a first-stage filter chamber, a second-stage filter chamber and an adsorption chamber, the first-stage filter chamber is communicated with the first-stage branch deslagging pipe, the second-stage filter chamber is communicated with the second-stage branch deslagging pipe, and the adsorption chamber is communicated with the third-stage branch deslagging pipe.

Furthermore, the primary branch slag discharge pipe, the secondary branch slag discharge pipe, the tertiary branch slag discharge pipe and the sedimentation tank slag discharge pipe are communicated with a main slag discharge pipe.

Furthermore, a mounting hole is jointly formed in the top wall and the bottom wall of the transfer water tank, and a drain hole is further formed in the bottom wall of the transfer water tank.

Furthermore, No. one fine filter screen, No. two fine filter screens constitute by diaphragm and side filter, have seted up No. two mounting holes on the diaphragm, and the side filter symmetry links firmly in the both sides of diaphragm and the downward sloping setting.

Further, the inclination angle of side filter is 30 ~ 60.

The utility model discloses an integration sewage treatment plant carries out the preliminary treatment back with sewage, lets in the MBBR reaction tank again, full play the sewage treatment efficiency that MBBR packed, has effectively improved the sewage treatment effect. Meanwhile, the additionally arranged sedimentation tank and the multistage filter tank have self-flushing functions, and can be cleaned regularly, so that the service life of the integrated sewage treatment device is effectively prolonged. In addition, this integration sewage treatment plant's part is concentrated and is set up in the container, when realizing the integration and handle, still is favorable to transport and transportation, and it is very convenient to use.

Drawings

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

Fig. 2 is a schematic structural view of the multistage filtration tank of fig. 1.

Fig. 3 is a schematic structural view of the transfer water tank in fig. 2.

Fig. 4 is a schematic structural view of the first fine filter screen or the second fine filter screen in fig. 2.

In the figure: 1. a sedimentation tank; 2. a multi-stage filtration tank; 3. an MBBR reaction tank; 4. a clear water tank; 5. a water supply pipe I; 6. a main slag discharge pipe; 7. a first lifting water pump; 8. a second water supply pipe; 9. a third water supply pipe; 10. a second lifting water pump; 11. a coarse filter screen; 12. cleaning a spray head; 13. a sewage feed pipe; 14. a sedimentation tank slag discharge pipe; 21. a transit water tank; 22. a first fine filter screen; 23. a second fine filter screen; 24. a first-stage filter chamber; 25. a secondary filter chamber; 26. an adsorption chamber; 211. a drain hole; 212. a first mounting hole; 221. a transverse plate; 222. a second mounting hole; 223. a side filter plate; 31. a rotating electric machine; 32. A stirring paddle; 33. MBBR filler; 41. a drain pipe; 61. a first-stage branch slag discharge pipe; 62. a secondary branch slag discharge pipe; 63. three-stage branch slag discharge pipe.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

An integrated sewage treatment device, as shown in fig. 1, comprises a container 111, wherein a sedimentation tank 1, a multistage filter tank 2, a transit water tank 21, an MBBR reaction tank 3 and a clean water tank 4 are arranged in the container 111; the integrated sewage treatment device has the advantages that the related equipment is intensively arranged in the container 111, so that the carrying and the installation are convenient, and the equipment is intensively arranged at one position, so that the occupied area is reduced, and the installation and the maintenance are convenient.

In the container 111, the connection relationship between the devices is: as shown in fig. 1, the sedimentation tank 1 is communicated with a sewage feeding pipe 13, and the sewage feeding pipe 13 penetrates through the container 111 and extends out of the container 111; the sedimentation tank 1 is also communicated with a transit water tank 21 through a first water supply pipe 5, and the transit water tank 21 is positioned at the top end of the multistage filter tank 2 and is communicated with the multistage filter tank 2; the multistage filter tank 2 is communicated with the MBBR reaction tank 3 through a second water supply pipe 8, the MBBR reaction tank 3 is communicated with the clean water tank 4 through a third water supply pipe 9, the clean water tank 4 is communicated with a drain pipe 41, and the drain pipe 41 penetrates through the container 111 and extends out of the container 111; meanwhile, a first lifting water pump 7 is installed on the first water supply pipe 5, and a second lifting water pump 10 is installed on the third water supply pipe 9;

therefore, the sewage is sent into the sedimentation tank 1 through the sewage sending pipe 13, and large-volume solid impurities in the sewage are removed in the sedimentation tank 1; then, under the action of a first lifting water pump 7, sewage in the sedimentation tank 1 is sent into a transit water tank 21 through a first water supply pipe 5, the transit water tank 21 disperses the sewage into a multistage filter tank 2, the sewage is subjected to multistage filtering treatment and then is sent into an MBBR reaction tank 3 through a second water supply pipe 8, an MBBR filler 33 is put into the MBBR reaction tank 3, efficient decarburization and ammonia nitrogen removal treatment on the sewage is realized under the action of the MBBR filler 33, so that the sewage is treated into clear water, under the action of a second lifting water pump 10, the clear water enters a clear water tank 4 through a third water supply pipe 9 and is temporarily stored, and finally the clear water in the clear water tank 4 is discharged through a drain pipe 41.

Wherein, the sedimentation tank 1 is mainly used for removing large-volume impurities in sewage, a coarse filter screen 11 is arranged in the container 111, the impurities are isolated on the coarse filter screen 11 by the coarse filter screen 11, and the sewage treated by the coarse filter screen 11 falls to the bottom of the sedimentation tank;

meanwhile, in order to facilitate cleaning of the sedimentation tank 1, the coarse filter screen 11 is obliquely arranged, the inclination angle of the coarse filter screen is generally 30-60 degrees, and the coarse filter screen 11 is provided with a high site A and a low site B; a cleaning spray head 12 is arranged above a high point A of the coarse filter screen 11, the cleaning spray head 12 is arranged on the sedimentation tank 1, a sedimentation tank slag discharge pipe 14 is arranged at a position B of the coarse filter screen 11, and the sedimentation tank slag discharge pipe 14 is communicated with the sedimentation tank 1. Clean water is externally connected with the first cleaning spray head 12, or a branch water pipe is separated from the water discharge pipe 41 and communicated with the first cleaning spray head 12, so that the first cleaning spray head 12 sprays cleaning water in the cleaning process of the sedimentation tank, and impurities flow to the low-point B under the action of gravity and the pushing of the cleaning water and are discharged from the sedimentation tank slag discharge pipe 14 due to the inclined arrangement of the coarse filter screen 11.

The multistage filter tank 2 is mainly used for performing multistage filtration treatment on the sewage treated by the sedimentation tank 1, the sewage treated by the sedimentation tank 1 is transferred by the transfer water tank 21 and then enters the multistage filter tank 2, the structure of the transfer water tank 21 is shown in fig. 3, a first mounting hole 212 is formed on the top wall and the bottom wall of the transfer water tank 21, a drain hole 211 is formed in the bottom wall of the transfer water tank 21, and the drain hole 211 is fully paved on the bottom wall of the transfer water tank 21 so that the sewage enters the multistage filter tank 2 in a dispersed manner, thereby fully playing the filtering role of a fine filter screen; also, the diameter of the drain hole 211 should be large enough to ensure that the entire amount of sewage can enter the multi-stage filtration tank.

As shown in fig. 2, two layers of fine filter screens, namely a first fine filter screen 22 and a second fine filter screen 23, are arranged in the multistage filter tank 2; the first fine filter screen 22 and the second fine filter screen 23 divide the multistage filter tank 2 into a first-stage filter chamber 24, a second-stage filter chamber 25 and an adsorption chamber 26, so that sewage enters the first-stage filter chamber 24 and is subjected to first-stage filtration treatment, then enters the second-stage filter chamber 25 and is subjected to second-stage filtration treatment, and then enters the adsorption chamber 26 and is subjected to third-stage treatment by adsorption substances such as activated carbon, zeolite and the like, so that impurities such as sludge, metal ions and the like in the sewage are removed.

Similarly, in order to facilitate the cleaning of the multistage filter tank 2 and prevent the fine filter screen from being blocked, a central shaft water pipe 27 is arranged in the transit water tank 21 and the multistage filter tank 2 together, and the central shaft water pipe 27 sequentially penetrates through the transit water tank 21, the first fine filter screen 22 and the second fine filter screen 23 and is fixedly connected with the transit water tank 21, the first fine filter screen 22 and the second fine filter screen 23; the middle shaft water pipe 27 is hollow, and a second cleaning spray head 28 communicated with the middle shaft water pipe 27 is arranged on the middle shaft water pipe 27; the central shaft water pipe 27 is externally connected with clean water, or a branch water pipe is separated from the water discharge pipe 41 and communicated with the central shaft water pipe 27, so that the clean water enters the central shaft water pipe 27 and is sprayed from the second cleaning spray head 28.

The first fine filter screen 22 and the second fine filter screen 23 are also obliquely arranged on the whole, the structures of the first fine filter screen 22 and the second fine filter screen 23 are shown in fig. 4, each of the first fine filter screen 22 and the second fine filter screen 23 is composed of a transverse plate 221 and a side filter plate 223, a second mounting hole 222 is formed in the transverse plate 221, and the second mounting hole 222 is used for a middle shaft water pipe 27 to pass through; the side filter plate 223 symmetry links firmly in the both sides of diaphragm 221 and downward sloping setting, and usually, the inclination of side filter plate 223 is 30 ~ 60.

Because the side filter plate 223 is obliquely arranged, the first fine filter screen 22 and the second fine filter screen 23 also form a high site C and a low site D respectively, and the second cleaning nozzle 28 is positioned at the high site C. Meanwhile, the primary filter chamber 24 is communicated with a primary branch deslagging pipe 61, the secondary filter chamber 25 is communicated with a secondary branch deslagging pipe 62, the primary branch deslagging pipe 61 is positioned at a low position D of the first fine filter screen 22, and the secondary branch deslagging pipe 62 is positioned at a low position D of the second fine filter screen 23, so that impurities on the fine filter screens flow to the branch deslagging pipes to be discharged under the action of gravity and the push of cleaning water; the adsorption chamber 26 is communicated with a three-stage branch slag discharge pipe 63, and the cleaning wastewater of the adsorption chamber 26 is discharged from the three-stage branch slag discharge pipe 63.

In order to facilitate the centralized treatment of cleaning sewage and residues, the first-level branch slag discharge pipe 61, the second-level branch slag discharge pipe 62, the third-level branch slag discharge pipe 63 and the sedimentation tank slag discharge pipe 14 are communicated with the main slag discharge pipe 6 together, so that the centralized collection is carried out through the main slag discharge pipe 6, and the secondary pollution is avoided.

The sewage pretreated by the multistage filter tank 2 has the concentration greatly reduced, and then enters the MBBR reaction tank 3 for treatment, so that the effects of nitrogen removal and the like of the MBBR filler 33 can be fully exerted, and the sewage treatment effect is greatly improved. This integration sewage treatment plant's MBBR reaction tank 3 adopts current MBBR reactor for sewage treatment, on this basis, as shown in FIG. 1, is provided with rotating electrical machines 31 on MBBR reaction tank 3, and rotating electrical machines 31 is connected with stirring rake 32, and stirring rake 32 is located MBBR reaction tank 3, and it packs with the MBBR to drive stirring rake 32 by rotating electrical machines 31 stirring sewage to make sewage and MBBR pack abundant contact for sewage treatment efficiency.

Finally, the sewage fully treated by the MBBR reaction tank 3 reaches the discharge standard, and is sent into the clean water tank 4 by the second lifting pump 10 for temporary storage or is directly discharged from the water discharge pipe 41.

The utility model discloses an integrated sewage treatment device, which has the advantages that related equipment is intensively arranged in a container, and the carrying, the installation and the like are convenient; meanwhile, after the sewage is subjected to multi-stage filtration treatment, the sewage is introduced into the MBBR reaction tank, so that the sewage treatment effect of the MBBR filler is fully exerted, and the sewage treatment effect is effectively improved. Meanwhile, the additionally arranged sedimentation tank and the multistage filter tank have self-flushing functions, and can be cleaned regularly, so that the service life of the integrated sewage treatment device is effectively prolonged.

The above embodiments are not intended to limit the present invention, and the present invention is not limited to the above examples, and the technical personnel in the technical field are in the present invention, which can also belong to the protection scope of the present invention.

Claims

1. Integration sewage treatment plant, including container (111), its characterized in that: a sedimentation tank (1), a multi-stage filter tank (2), a transfer water tank (21), an MBBR reaction tank (3) and a clear water tank (4) are arranged in the container (111);

the sedimentation tank (1) is communicated with a sewage feeding pipe (13), and the sewage feeding pipe (13) penetrates through the container (111) and extends out of the container (111); the sedimentation tank (1) is also communicated with a transit water tank (21) through a first water supply pipe (5), and the transit water tank (21) is positioned at the top end of the multistage filter tank (2) and is communicated with the multistage filter tank (2); the multi-stage filter tank (2) is communicated with the MBBR reaction tank (3) through a second water supply pipe (8), the MBBR reaction tank (3) is communicated with the clear water tank (4) through a third water supply pipe (9), the clear water tank (4) is communicated with a drain pipe (41), and the drain pipe (41) penetrates through the container (111) and extends out of the container (111); a first lifting water pump (7) is installed on the first water supply pipe (5), and a second lifting water pump (10) is installed on the third water supply pipe (9);

two layers of fine filter screens, namely a first fine filter screen (22) and a second fine filter screen (23), are arranged in the multistage filter tank (2); a middle shaft water pipe (27) is arranged in the transfer water tank (21) and the multistage filter tank (2) together, and the middle shaft water pipe (27) sequentially penetrates through the transfer water tank (21), the first fine filter screen (22) and the second fine filter screen (23) and is fixedly connected with the transfer water tank (21), the first fine filter screen (22) and the second fine filter screen (23); the middle shaft water pipe (27) is hollow, and a second cleaning spray head (28) communicated with the middle shaft water pipe (27) is arranged on the middle shaft water pipe (27);

the MBBR reaction tank (3) is provided with a rotating motor (31), the rotating motor (31) is connected with a stirring paddle (32), and the stirring paddle (32) is positioned in the MBBR reaction tank (3).

2. The integrated sewage treatment apparatus according to claim 1, wherein: a coarse filter screen (11) is obliquely arranged in the sedimentation tank (1), and the coarse filter screen (11) is provided with a high site A and a low site B; the high-point A's of coarse filtration net (11) top is provided with washing shower nozzle (12) No. one, and a washing shower nozzle (12) is installed on sedimentation tank (1), the position B department of coarse filtration net (11) is provided with sedimentation tank row sediment pipe (14), and sedimentation tank row sediment pipe (14) are linked together with sedimentation tank (1).

3. The integrated sewage treatment apparatus according to claim 2, wherein: the inclination angle of the coarse filter screen (11) is 30-60 degrees.

4. The integrated sewage treatment apparatus of claim 3, wherein: no. one fine filtering net (22), No. two fine filtering nets (23) separate multistage filter jar (2) for one-level filter chamber (24), second grade filter chamber (25) and adsorption chamber (26), and one-level filter chamber (24) intercommunication has one-level branch to arrange sediment pipe (61), and second grade filter chamber (25) intercommunication has second grade branch to arrange sediment pipe (62), and adsorption chamber (26) intercommunication has tertiary branch to arrange sediment pipe (63).

5. The integrated sewage treatment device according to claim 4, wherein: the primary branch slag discharge pipe (61), the secondary branch slag discharge pipe (62), the tertiary branch slag discharge pipe (63) and the sedimentation tank slag discharge pipe (14) are communicated with a main slag discharge pipe (6).

6. The integrated sewage treatment apparatus of claim 5, wherein: a mounting hole (212) is formed in the top wall and the bottom wall of the transit water tank (21) together, and a drain hole (211) is formed in the bottom wall of the transit water tank (21).

7. The integrated sewage treatment device according to claim 6, wherein: no. one fine filter screen (22), No. two fine filter screen (23) constitute by diaphragm (221) and side filter (223), have seted up No. two mounting holes (222) on diaphragm (221), and side filter (223) symmetry links firmly in the both sides of diaphragm (221) and downward sloping setting.

8. The integrated sewage treatment apparatus of claim 7, wherein: the inclination angle of side filter board (223) is 30 ~ 60.