CN214571372U

CN214571372U - Vertical sewage treatment integrated equipment with water flow flowing from bottom to top

Info

Publication number: CN214571372U
Application number: CN202023224838.9U
Authority: CN
Inventors: 刘君; 岳中秋; 余晗; 邓光跃; 朱春游; 向伟; 伍州文; 田华
Original assignee: Hunan Aerospace Kaitian Water Service Co ltd
Current assignee: Hunan Aerospace Kaitian Water Service Co ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-11-02
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses a vertical sewage treatment integrated device with water flow flowing from bottom to top, which comprises a shell, wherein the shell is internally divided into a precipitation filtering area, an aerobic area, an anaerobic area and an anoxic area which are sequentially arranged from top to bottom by a partition plate, the partition plate is provided with water holes, the precipitation filtering area is internally provided with fixed fillers, the side walls of the upper end and the lower end of the precipitation filtering area are respectively provided with a water outlet pipe with a water outlet valve and a mud discharge pipe with a mud discharge valve, the precipitation filtering area is communicated with the anoxic area by a return pipe, and the return pipe is provided with a return check valve; biological fillers are filled in the aerobic zone and the anoxic zone, and an aeration pipe is arranged at the bottom of the aerobic zone and is communicated with an air pump through an air flow pipeline; and a water inlet pipe with a water inlet valve is arranged on the side wall of the bottom end of the anoxic zone. The utility model provides a vertical sewage treatment integration equipment, rivers flow from bottom to top, are favorable to strengthening the disturbance to the functional area water, and then have improved sewage treatment efficiency and effect.

Description

Vertical sewage treatment integrated equipment with water flow flowing from bottom to top

Technical Field

The utility model relates to a sewage treatment technical field, concretely relates to vertical sewage treatment integration equipment that rivers flow from bottom to top.

Background

The rural domestic sewage treatment is an important content for improving rural living environment and improving the living standard of rural residents, and is also an important mark for rural modernization. Along with the improvement of the rural living standard, the water-flushing toilet is popularized in farmers, the washing water is increased, the domestic water consumption and the centralized water supply rate in rural areas are increased year by year, the discharge amount of the rural domestic sewage is increased year by year, and a large amount of the rural domestic sewage is discharged without treatment, so that the water-flushing toilet becomes one of the main causes of environmental pollution such as eutrophication of rural areas, lakes and rivers. Nowadays, rural sewage treatment is more and more emphasized, and the construction of beautiful villages does not leave the overall improvement of rural environments.

Development of rural domestic sewage treatment is an important work for improving water environment quality in rural areas. Compared with cities, the treatment of rural domestic sewage has the following characteristics: because the rural economic foundation is relatively weak, the control cost for water pollution is low; the matched infrastructure is poor, and corresponding detection facilities and monitoring personnel are not available; the scale of a single sewage treatment facility is small, but the facility quantity is huge, and the operation and supervision difficulty is large. Therefore, the rural domestic sewage treatment technology and device which can normally operate by utilizing local technology and management force are imperative.

Patent 201410846866.4 discloses a rural distributed small-sized integrated sewage treatment plant, which is characterized by mainly comprising a solar drive and control system, a first anaerobic tank, a second anaerobic filter bed tank, a contact aeration tank, a sedimentation tank and a disinfection channel. It adopts highly integrated high new and practical technique, utilizes the photovoltaic can automatic operation, but 2 ~ 3 years need change the battery. Patent 201410777913.4 discloses A³The integrated sewage treatment device and the sewage treatment method of the/O-MBBR improve the treatment efficiency and improve the effects of nitrogen and phosphorus removal by arranging the sludge reflux mechanism, the digestion liquid reflux mechanism and the anaerobic liquid reflux mechanism and filling the suspended filler in the aerobic tank, improve the precipitation effect by optimizing the structure of the sedimentation tank and reduce the content of suspended matters in the effluent. Patent 201510183884.3 discloses a decentralized sewage treatment method in rural areas, which is characterized in that the facility consists of a regulating tank and an integrated facultative membrane bioreactor, and adopts continuous water inlet, periodic aeration and periodic water drainage. Patent 201610424762.3 discloses an OMBR integration sewage treatment retrieval and utilization device, its characteristic includes multiple high-efficient biological purification pond, buffer tank, high-efficient sedimentation tank, OMBR pond, backwash pond, adds medicine disinfection system and circulation pond. However, in general, these processes involving membrane treatment technologies have the disadvantages of high energy consumption, high maintenance cost, high replacement cost of membrane materials, high technical requirements for operators, and the like.

According to the development level of rural productivity and the characteristics of rural natural climate, the rural domestic sewage treatment technology and facilities meet four basic requirements of low cost, less maintenance, ecology and good effect. In consideration of the dispersibility of rural residences and the relative concentration of rural residences, the rural domestic sewage treatment object is divided into five modes: the system comprises a single-family processing mode, a joint-family processing mode, a village processing mode, a joint-village processing mode and a grid-connected processing mode. Therefore, there is a need to develop a novel device and a sewage treatment method which have good treatment effect, strong impact load resistance, economy, energy conservation, low capital investment and operating cost, simple and easy treatment process, convenient maintenance and management and can normally operate according to the characteristics of rural domestic sewage treatment object units, thereby solving the problem of direct discharge of a large amount of rural domestic sewage at present.

At present, some vertical sewage treatment equipment with water flow flowing downwards from top to bottom appears, and the equipment has the following defects: when rivers down flow through each region in proper order from last, impact, the stirring effect to each region are limited, are unfavorable for sewage and each regional abundant reaction, and then influence sewage treatment efficiency and effect.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects existing in the prior art, the utility model aims to provide a vertical sewage treatment integrated device with water flow flowing from bottom to top so as to improve the sewage treatment efficiency and effect.

The utility model discloses an above-mentioned problem is solved to following technical means:

a vertical sewage treatment integrated device with water flow flowing from bottom to top comprises a shell, wherein the shell is internally divided into a precipitation filtering area, an aerobic area, an anaerobic area and an anoxic area which are sequentially arranged from top to bottom through a partition plate, the partition plate is provided with a water passing hole, a fixed filler is arranged in the precipitation filtering area, the upper end side wall and the lower end side wall of the precipitation filtering area are respectively provided with a water outlet pipe with a water outlet valve and a sludge discharge pipe with a sludge discharge valve, the precipitation filtering area is communicated with the anoxic area through a return pipe, and the return pipe is provided with a return check valve; biological fillers are filled in the aerobic zone and the anoxic zone, and an aeration pipe is arranged at the bottom of the aerobic zone and is communicated with an air pump through an air flow pipeline; and a water inlet pipe with a water inlet valve is arranged on the side wall of the bottom end of the anoxic zone.

Furthermore, a filler bracket is arranged in the aerobic zone.

Furthermore, a slag discharge pipe is arranged on the side wall of the top end of the precipitation filtering area.

Further, the side wall of the bottom end of the anoxic zone is provided with an emptying pipe with an emptying valve.

Furthermore, the water outlet ends of the water inlet pipe and the return pipe are both provided with bell mouths.

Furthermore, the water holes on the adjacent partition plates are arranged in a left-right alternating manner.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the water flow of the device flows from bottom to top, no dead zone exists in the whole process, and SS moves downwards while the water flow moves upwards, so that the removal efficiency of the SS can be effectively improved; sewage enters an anoxic zone at the bottom from a water inlet pipe after being pumped, then sequentially flows through an anaerobic zone, an aerobic zone and a precipitation filtering zone from bottom to top, and when water flows from bottom to top, impact and stirring effects on a water body in a functional zone are enhanced, sludge-film symbiosis is realized, and sewage treatment efficiency and effect are greatly improved; furthermore, the water outlet ends of the water inlet pipe and the return pipe are respectively provided with a bell mouth, so that the impact force of water flow is buffered, and the water in the precipitation filtering area smoothly flows into the anoxic area, thereby forming a circulating water treatment system, and further being beneficial to improving the sewage treatment efficiency and effect; the side wall of the upper end of the sedimentation filtering area is provided with a slag discharge pipe, the water outlet valve is closed, and scum can be automatically discharged through the slag discharge pipe.

2. The equipment has the advantages of low cost, less maintenance, ecology and good effect.

From top to bottom, the utility model discloses a vertical sewage treatment integration equipment that rivers flow from bottom to top utilizes self structural feature, and whole rivers are followed each functional area and are up baffling down, have not only increased sewage flow path, have strengthened the disturbance to the functional area water moreover, therefore improved the sewage treatment effect greatly. The device can realize unattended full-automatic operation, has stable and reliable treatment effect, has the advantages of simple structure, small occupied area, investment saving, low energy consumption, low operation cost, convenient management and the like, and is suitable for rural domestic sewage treatment in underdeveloped areas.

Drawings

The invention is further described with reference to the following figures and examples.

FIG. 1 is a cross-sectional view of the structure of an embodiment of the present invention;

in the figure: 1-water inlet pipe, 2-water inlet valve, 3-anoxic zone, 4-anaerobic zone, 5-aerobic zone, 6-sedimentation filtering zone, 7-biological filler, 8-water passing hole, 9-air pump, 10-fixed filler, 11-mud valve, 12-backflow check valve, 13-water outlet valve, 14-slag discharge pipe, 15-filler support, 16-aeration pipe, 17-emptying valve, 18-bell mouth and 19-shell.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings.

Referring to fig. 1, the embodiment discloses a vertical sewage treatment integrated device with water flow flowing from bottom to top, which comprises a housing 19, wherein the housing is divided into a precipitation filtering area 6, an aerobic area 5, an anaerobic area 4 and an anoxic area 3 which are sequentially arranged from top to bottom through partition plates, the partition plates are provided with water through holes 8, and preferably, the water through holes on the adjacent partition plates are alternately arranged from left to right so as to enable the water flow to flow through each functional area in a back-turning manner.

The sedimentation filtering area 6 is internally provided with a fixed filler 10, the upper end side wall and the lower end side wall of the sedimentation filtering area are respectively provided with a water outlet pipe with a water outlet valve 13 and a sludge discharge pipe with a sludge discharge valve 11, the water outlet pipe is used for the outflow of purified water, and the sludge discharge pipe is used for the discharge of sludge. And a scum discharge pipe 14 is arranged on the side wall of the top end of the sedimentation filtering area 6, a water outlet valve is closed, and scum can be automatically discharged through the scum discharge pipe.

The sedimentation filtering area 6 is communicated with the anoxic area through a return pipe, a return check valve 12 is arranged on the return pipe, the return check valve limits water flow to flow from top to bottom only, and the water flow is limited to flow back to the anoxic area from the sedimentation filtering area.

Biological fillers 7 are filled in the aerobic zone 5 and the anoxic zone 3, and an aeration pipe 16 is arranged at the bottom of the aerobic zone and is communicated with an air pump 9 through an air flow pipeline; preferably, a filler bracket 15 is arranged in the aerobic zone so as to separate the biological filler in the aerobic zone from the aeration pipe, and an aeration zone is formed at the bottom, thereby improving the aeration effect.

And a water inlet pipe 1 with a water inlet valve 2 is arranged on the side wall of one side of the bottom end of the anoxic zone, and an emptying pipe with an emptying valve 17 is arranged on the side wall of the other side. After being pumped by a lift pump, the sewage enters an anoxic zone from a water inlet pipe; the evacuation pipe may be used for evacuation operations. The water outlet ends of the water inlet pipe and the return pipe are both provided with bell mouths 18.

In conclusion, the vertical sewage treatment integrated equipment of the embodiment has the advantages that water flows from bottom to top, no dead zone exists in the whole process, SS moves downwards while the water flows upwards, and the removal efficiency of the SS can be effectively improved; sewage enters an anoxic zone at the bottom from a water inlet pipe after being pumped, then sequentially flows through an anaerobic zone, an aerobic zone and a precipitation filtering zone from bottom to top, and when water flows from bottom to top, impact and stirring effects on a water body in a functional zone are enhanced, sludge-film symbiosis is realized, and sewage treatment efficiency and effect are greatly improved; furthermore, the water outlet ends of the water inlet pipe and the return pipe are respectively provided with a bell mouth, so that the impact force of water flow is buffered, and the water in the precipitation filtering area smoothly flows into the anoxic area, thereby forming a circulating water treatment system, and further being beneficial to improving the sewage treatment efficiency and effect; the side wall of the upper end of the sedimentation filtering area is provided with a slag discharge pipe, the water outlet valve is closed, and scum can be automatically discharged through the slag discharge pipe.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims

1. The utility model provides a vertical sewage treatment integration equipment that rivers flow from bottom to top which characterized in that: the device comprises a shell (19), wherein the shell is internally divided into a precipitation filtering area (6), an aerobic area (5), an anaerobic area (4) and an anoxic area (3) which are sequentially arranged from top to bottom through a partition plate, a water passing hole (8) is formed in the partition plate, a fixed filler (10) is arranged in the precipitation filtering area, the upper end side wall and the lower end side wall of the precipitation filtering area are respectively provided with a water outlet pipe with a water outlet valve (13) and a sludge discharge pipe with a sludge discharge valve (11), the precipitation filtering area is communicated with the anoxic area through a return pipe, and the return pipe is provided with a return check valve (12); biological fillers (7) are filled in the aerobic zone and the anoxic zone, and an aerator pipe (16) is arranged at the bottom of the aerobic zone and is communicated with an air pump (9) through an air flow pipeline; and a water inlet pipe (1) with a water inlet valve (2) is arranged on the side wall of the bottom end of the anoxic zone.

2. The vertical sewage treatment integrated equipment with water flow flowing from bottom to top as claimed in claim 1, wherein: and a filler bracket (15) is arranged in the aerobic zone.

3. The vertical sewage treatment integrated equipment with water flow flowing from bottom to top as claimed in claim 2, wherein: and a slag discharge pipe (14) is arranged on the side wall of the top end of the precipitation filtering area.

4. The vertical sewage treatment integrated equipment with water flow flowing from bottom to top as claimed in claim 3, wherein: and an emptying pipe with an emptying valve (17) is arranged on the side wall of the bottom end of the anoxic zone.

5. The vertical sewage treatment integrated equipment with water flow flowing from bottom to top as claimed in claim 4, wherein: the water outlet ends of the water inlet pipe and the return pipe are both provided with bell mouths (18).

6. The vertical sewage treatment integrated equipment with water flow flowing from bottom to top as claimed in any one of claims 1 to 5, wherein: the water holes on the adjacent partition plates are arranged in a left-right alternating manner.