阅读说明：本技术 一种用于污水处理系统的过滤装置 (A filter equipment for sewage treatment system ) 是由 赖锦荣 于 2019-10-18 设计创作，主要内容包括：本发明公开了一种用于污水处理系统的过滤装置,涉及污水处理装置技术领域,解决了清理滤渣时需要停机工作的技术问题。其技术要点包括用于接收完成沉降工序后需要过滤的污水的第一水槽、与第一水槽相连通以用于接收从第一水槽内过滤完成后的污水并将污水排放至下一道工序的第二水槽、设置于第一水槽和第二水槽以用于过滤污水中的杂质的过滤组件、设置于第一水槽和第二水槽上以用于对过滤组件内的滤渣进行清理的自动清洗组件以及设置于第一水槽和第二水槽同一侧以用于接收被清理出过滤组件外的滤渣的滤渣回收池；本发明具有清理滤渣时仍能够对污水进行过滤的优点。(The invention discloses a filtering device for a sewage treatment system, relates to the technical field of sewage treatment devices, and solves the technical problem that shutdown work is required when filter residues are cleaned. The sewage treatment device is characterized by comprising a first water tank, a second water tank, a filtering component, an automatic cleaning component and a filter residue recovery tank, wherein the first water tank is used for receiving sewage to be filtered after a sedimentation process is finished, the second water tank is communicated with the first water tank and is used for receiving the sewage filtered from the first water tank and discharging the sewage to the next process, the filtering component is arranged on the first water tank and the second water tank and is used for filtering impurities in the sewage, the automatic cleaning component is arranged on the first water tank and the second water tank and is used for cleaning filter residues in the filtering component, and the filter residue recovery tank is arranged on the same side of the first water tank and the second water tank and is used for receiving the filter residues cleaned out of the; the invention has the advantage that the sewage can be filtered when the filter residue is cleaned.)

1. A filter arrangement for a wastewater treatment system, comprising:

the device comprises a first water tank (1), wherein a water inlet pipe (11) for allowing sewage to be filtered to enter the first water tank (1) is arranged above the first water tank (1);

the first filter cylinder (41), the first filter cylinder (41) is arranged in the first water tank (1), and the upper end opening of the first filter cylinder (41) is arranged and communicated with the water inlet pipe (11);

the second water tank (2), the second water tank (2) is arranged on any side of the first water tank (1), and a drain pipe (22) which is arranged on one side of the second water tank (2) far away from the first water tank (1) and has the horizontal height lower than that of the water inlet pipe (11) and is used for discharging sewage in the second water tank (2);

the overflow pipe (21) is arranged between the upper ends of the first water tank (1) and the second water tank (2), two ends of the overflow pipe (21) are respectively communicated with the first water tank (1) and the second water tank (2), and the horizontal height of the overflow pipe (21) is higher than that of the drain pipe (22) and lower than that of the water inlet pipe (11);

a second filter cartridge (42), wherein the second filter cartridge (42) is arranged in the second water tank (2), and the upper end of the second filter cartridge (42) is opened and communicated with the overflow pipe (21);

wherein the upper end opening of the first filter cylinder (41) is higher than the level of the overflow pipe (21), and the upper end opening of the second filter cylinder (42) is higher than the level of the drain pipe (22).

2. A filter arrangement for a wastewater treatment system according to claim 1, wherein: the first filter cylinder (41) and the second filter cylinder (42) are arranged obliquely.

3. A filter arrangement for a sewage treatment system according to claim 2 wherein: the water tank is characterized by further comprising a support (51) which is arranged at the upper ends of the first water tank (1) and the second water tank (2) in a spanning mode, wherein a lifting mechanism (52) used for respectively lifting the first filter cartridge (41) and the second filter cartridge (42) out of the first water tank (1) and the second water tank (2) is arranged on the support (51).

4. A filter arrangement for a sewage treatment system according to claim 3 wherein: the two lifting mechanisms (52) are movably connected with one side face of the first filter cylinder (41) and one side face of the second filter cylinder (42) which are inclined upwards respectively, and the axes of the rotating shafts of the first filter cylinder (41), the second filter cylinder (42) and the lifting mechanisms (52) are arranged along the sewage treatment direction.

5. A filter arrangement for a sewage treatment system according to claim 2 wherein: when the first filter cartridge (41) and the second filter cartridge (42) are respectively positioned in the first water tank (1) and the second water tank (2), the upper end and the lower end of the first filter cartridge (41) are respectively leaned against the inner wall and the bottom of the first water tank (1), and the upper end and the lower end of the second filter cartridge (42) are respectively leaned against the inner wall and the bottom of the second water tank (2).

6. A filter arrangement for a sewage treatment system according to claim 4 wherein: the two lifting mechanisms (52) are movably connected with the upper ends of the first filter cylinder (41) and the second filter cylinder (42) respectively, two inclined guide rods (54) which are vertically arranged downwards and are positioned above the first filter cylinder (41) and the second filter cylinder (42) respectively are arranged on the support (51), the two inclined guide rods (54) are positioned above one side face of the first filter cylinder (41) and the second filter cylinder (42) which are arranged obliquely upwards respectively, the two inclined guide rods (54) are horizontally positioned between a rotating shaft of the first filter cylinder (41) and the open end of the first filter cylinder (41) and between a rotating shaft of the second filter cylinder (42) and the open end of the second filter cylinder (42) respectively, and the lower ends of the two inclined guide rods (54) are positioned above the first water tank (1) and the second water tank (2) respectively.

7. A filter arrangement for a sewage treatment system according to claim 4 wherein: the two lifting mechanisms (52) are respectively movably connected with the lower ends of the first filter cylinder (41) and the second filter cylinder (42).

8. A filter arrangement for a wastewater treatment system according to claim 1, wherein: the filter residue recycling device is characterized by further comprising a filter residue recycling tank (3) arranged on the same side of the first water tank (1) and the second water tank (2), when the open ends of the first filter cartridge (41) and the second filter cartridge (42) incline downwards, the ends, provided with openings, of the first filter cartridge (41) and the second filter cartridge (42) respectively extend out of the first water tank (1) and the second water tank (2) and are located right above the filter residue recycling tank (3).

9. A filter arrangement for a sewage treatment system according to claim 3 wherein: be provided with on support (51) and be used for washing first mechanism (53) of washing of straining (41) and second straining (42) of straining, the delivery port of washing mechanism (53) is provided with two, wash two delivery ports of mechanism (53) and be located first basin (1) and second basin (2) respectively and keep away from filter residue recovery pond (3) on one side, just two delivery ports of washing mechanism (53) all set up downwards towards the position slope of filter residue recovery pond (3), and when first straining (41) and second straining (42) were put forward first basin (1) and second basin (2) respectively outside, the bottom of first straining (41) and second straining (42) sets up towards two delivery ports of washing mechanism (53) respectively.

Technical Field

The invention relates to the technical field of sewage treatment devices, in particular to a filtering device for a sewage treatment system.

Background

Sewage treatment is a process of purifying sewage to meet the water quality requirement of discharging the sewage into a certain water body or reusing the sewage. Sewage treatment is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and is increasingly used in daily life of common people. In the prior art, sewage treatment generally comprises the following steps: 1. settling; 2. filtering; 3. adjusting the pH value; 4. aerating; 5. secondary sedimentation; 6. and (6) recovering.

The Chinese patent with the publication number of CN104743752B discloses a sewage treatment system, which comprises a water collecting tank for collecting the primary sediment of sewage, a filter screen filtering device communicated with the water collecting tank through an input pipe, an acidification tank at the downstream of the filter screen filtering device, a microorganism tank at the downstream of the acidification tank, a micropore aeration tank at the downstream of the microorganism tank, a multistage sedimentation tank at the downstream of the micropore aeration tank and a sand filter tank at the downstream of the multistage sedimentation tank, wherein a sand layer is arranged at the bottom of the sand filter tank, a tail tank is arranged at the side of the sand filter tank, and a hole gap is arranged at the bottom of the tail tank and the sand filter tank for accumulating sand.

Disclosure of Invention

In view of the above-mentioned problems, it is an object of the present invention to provide a filtering apparatus for a sewage treatment system, which has an advantage of filtering sewage while cleaning filter residue.

In order to achieve the purpose, the invention provides the following technical scheme: a filter apparatus for a wastewater treatment system, comprising:

the sewage treatment device comprises a first water tank, wherein a water inlet pipe for allowing sewage to be filtered to enter the first water tank is arranged above the first water tank;

the first filter cylinder is arranged in the first water tank, and the upper end opening of the first filter cylinder is arranged and communicated with the water inlet pipe;

the second water tank is arranged on any one side of the first water tank, and the horizontal height of one side, far away from the first water tank, of the second water tank is lower than that of the water inlet pipe so as to form a water outlet pipe for discharging sewage in the second water tank;

the overflow pipe is arranged between the upper ends of the first water tank and the second water tank, two ends of the overflow pipe are respectively communicated with the first water tank and the second water tank, and the horizontal height of the overflow pipe is higher than that of the drain pipe and lower than that of the water inlet pipe;

the second filter cylinder is arranged in the second water tank, and an opening at the upper end of the second filter cylinder is arranged and communicated with the overflow pipe;

the upper end opening of the first filter cylinder is higher than the level of the overflow pipe, and the upper end opening of the second filter cylinder is higher than the level of the drain pipe.

By adopting the technical scheme, the first filter cylinder can be used for primarily filtering the sewage entering the first water tank through the water inlet pipe, the overflow pipe can be used for conveying the sewage in the first water tank into the second water tank, the second filter cylinder can be used for secondarily filtering the sewage entering the second water tank through the overflow pipe, and finally the drain pipe is used for discharging the filtered sewage to the next process; when filter residues in the filtering device need to be cleaned, only the first filter cylinder or the second filter cylinder needs to be taken out for cleaning, and in the process, the inside of the filtering device is still provided with one filter cylinder (the first filter cylinder or the second filter cylinder which is not taken out), so that sewage can be continuously discharged into the filtering device for filtering, and the effect of non-stop work of the filtering device can be simply achieved.

The invention is further configured to: the first filter cylinder and the second filter cylinder are both obliquely arranged.

By adopting the technical scheme, compared with the first filter cylinder and the second filter cylinder which are vertically arranged, the length of the first filter cylinder and the length of the second filter cylinder can be properly increased, so that the filtering area of the first filter cylinder and the filtering area of the second filter cylinder can be effectively increased.

The invention is further configured to: the filter cartridge is characterized by further comprising a support which is arranged at the upper ends of the first water tank and the second water tank in a spanning mode, and a lifting mechanism which is used for lifting the first filter cartridge and the second filter cartridge out of the first water tank and the second water tank respectively is arranged on the support.

Through adopting above-mentioned technical scheme, utilize the cooperation between support and the hoist mechanism can be strained first section of thick bamboo and second and strain outside can putting forward first basin and second basin automatically, reduce staff's working strength.

The invention is further configured to: the lifting mechanism is provided with two parts, the two lifting mechanisms are respectively movably connected with one side surface of the first filter cylinder and one side surface of the second filter cylinder, which are inclined upwards, and the axes of the rotating shafts of the first filter cylinder, the second filter cylinder and the lifting mechanisms are arranged along the sewage treatment direction.

By adopting the technical scheme, the worker can directly turn the first filter cylinder and the second filter cylinder above the first water tank and the second water tank respectively to pour out the filter residues in the first filter cylinder and the second filter cylinder by utilizing the rotary connection relationship between the lifting mechanism and the first filter cylinder or the second filter cylinder, so that the filter residue removing efficiency is improved.

The invention is further configured to: when the first filter cartridge and the second filter cartridge are respectively positioned in the first water tank and the second water tank, the upper end and the lower end of the first filter cartridge respectively lean against the inner wall and the bottom of the first water tank, and the upper end and the lower end of the second filter cartridge respectively lean against the inner wall and the bottom of the second water tank.

By adopting the technical scheme, when the first filter cartridge and the second filter cartridge are respectively positioned in the first water tank and the second water tank, the first filter cartridge and the second filter cartridge can keep a stable inclined working state due to the support of two ends.

The invention is further configured to: the two lifting mechanisms are movably connected with the upper ends of the first filter cylinder and the second filter cylinder respectively, two inclined guide rods which are vertically arranged downwards and are respectively positioned above the first filter cylinder and the second filter cylinder are arranged on the support, the two inclined guide rods are respectively positioned above one side face of the first filter cylinder and the second filter cylinder which are arranged upwards in an inclined mode, the two inclined guide rods are respectively positioned between the rotating shaft of the first filter cylinder and the open end of the first filter cylinder and between the rotating shaft of the second filter cylinder and the open end of the second filter cylinder in a horizontal position, and the lower ends of the two inclined guide rods are respectively positioned above the first water tank and the second water tank.

By adopting the technical scheme, when the lifting mechanism lifts the first filter cartridge (or the second filter cartridge) upwards, the lower end of the inclined guide rod above the first filter cartridge (or the second filter cartridge) can abut against one end, close to the opening, of the first filter cartridge (or the second filter cartridge), and at the moment, along with the continuous upward movement of the first filter cartridge (or the second filter cartridge), the inclined guide rod can limit the upward movement of the opening end of the first filter cartridge (or the second filter cartridge), so that the end, provided with the opening, of the first filter cartridge (the second filter cartridge) can automatically turn downwards, and filter residues in the first filter cartridge (or the second filter cartridge) can flow out along the inner wall of the first filter cartridge (or the second filter cartridge).

The invention is further configured to: the lifting mechanism is respectively movably connected with the lower ends of the first filter cylinder and the second filter cylinder.

By adopting the above technical scheme, when the lifting mechanism lifts the first filter cartridge (or the second filter cartridge) upwards, because the center of gravity of the first filter cartridge (or the second filter cartridge) is located above the rotational connection point of the lifting mechanism and the first filter cartridge (or the second filter cartridge), when the first filter cartridge (or the second filter cartridge) moves upwards, the opening of the first filter cartridge (or the second filter cartridge) can be turned downwards by taking the rotational connection point of the first filter cartridge (or the second filter cartridge) and the lifting mechanism as a center of circle, so that filter residues in the first filter cartridge (or the second filter cartridge) can flow out along the inner wall of the first filter cartridge (or the second filter cartridge).

The invention is further configured to: the filter residue recycling device is characterized by further comprising a filter residue recycling pool arranged on the same side of the first water tank and the second water tank, when the open ends of the first filter cylinder and the second filter cylinder are inclined downwards, the ends, provided with openings, of the first filter cylinder and the second filter cylinder respectively extend out of the first water tank and the second water tank and are located right above the filter residue recycling pool.

Through adopting above-mentioned technical scheme, when the filter residue was strained from first straining a section of thick bamboo or/and the second and is poured, the filter residue can directly flow the automatic recovery function in order to realize the filter residue in the filter residue recovery pond, need not the manual work and goes to receive the filter residue, can further reduce staff's work load.

The invention is further configured to: be provided with on the support and be used for washing first mechanism of washing of straining a section of thick bamboo and a section of thick bamboo with the second of straining, the delivery port of washing the mechanism is provided with two, wash two delivery ports of mechanism and be located first basin and second basin respectively and keep away from one side in filter residue recovery pond, just two delivery ports of washing the mechanism all set up downwards towards the position slope in filter residue recovery pond, and when first strain a section of thick bamboo and the second was strained and is put forward outside first basin and the second basin respectively, the bottom of straining a section of thick bamboo was strained to first section of thick bamboo and second was towards two delivery port settings of washing the mechanism respectively.

Through adopting above-mentioned technical scheme, can strain a section of thick bamboo through setting up in the washing mechanism of support and wash first straining a section of thick bamboo and second respectively when empting the filter residue at first straining a section of thick bamboo and second for the first filter residue of straining a section of thick bamboo and second clears away the effect better.

Compared with the prior art, the invention has the beneficial effects that:

(1) in the process of removing the filter residues in the filtering device, the filtering device can still continue to perform filtering work, so that the whole sewage treatment system can still continue to operate, and the sewage treatment efficiency is effectively improved;

(2) the automation degree of the filter residue cleaning process in the filter device is high, the working intensity of workers is effectively reduced, and the use is safer;

(3) the device for controlling automatic cleaning of filter residues is simple in structure, can be directly used in the existing filtering device in a modified mode, and is wide in application range and low in modification cost.

Drawings

FIG. 1 is a schematic front view of the first embodiment;

FIG. 2 is a schematic top view of the first embodiment;

FIG. 3 is a schematic cross-sectional view of a first water tank and a second water tank according to the present embodiment;

FIG. 4 is a schematic cross-sectional view of a first and second filter cartridge according to the present embodiment;

FIG. 5 is a schematic structural diagram of an automatic cleaning assembly according to the present embodiment;

FIG. 6 is a schematic diagram of an automatic cleaning assembly according to an embodiment of the present invention;

FIG. 7 is a schematic diagram of the second embodiment of the automatic cleaning assembly.

Reference numerals: 1. a first water tank; 11. a water inlet pipe; 2. a second water tank; 21. an overflow pipe; 22. a drain pipe; 3. a filter residue recovery pool; 4. a filter assembly; 41. a first filter cartridge; 42. a second filter cartridge; 5. an automatic cleaning assembly; 51. a support; 52. a lifting mechanism; 53. a flushing mechanism; 531. a water pipe; 532. a spray head; 533. a boom; 534. an electromagnetic valve; 54. a slope guiding rod; 541. and a roller.

Detailed Description

The invention is described in detail below with reference to the figures and examples.