CN216155689U - Combined hospital sewage treatment system - Google Patents

Combined hospital sewage treatment system Download PDF

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Publication number
CN216155689U
CN216155689U CN202121394039.8U CN202121394039U CN216155689U CN 216155689 U CN216155689 U CN 216155689U CN 202121394039 U CN202121394039 U CN 202121394039U CN 216155689 U CN216155689 U CN 216155689U
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sewage treatment
zone
pool
disinfection
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CN202121394039.8U
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葛培玉
杨明
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Shanghai Fengdu Water Purification Engineering Co ltd
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Shanghai Fengdu Water Purification Engineering Co ltd
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Abstract

According to the combined hospital sewage treatment system provided by the utility model, sewage firstly enters a grid channel, and is intercepted by a grid, and then flows into an adjusting tank automatically after delaying, the sewage in the adjusting tank is lifted by a lifting pump to enter a tank top modular sewage treatment device, and sequentially flows through a hydrolysis acidification area, an aerobic aeration area and a precipitation area, and fixed fillers are arranged in the hydrolysis acidification area and the aeration filler area to increase the concentration of microorganisms, so that the treatment effect is improved. The underground comprehensive pool, the overground sewage treatment device and other accessory equipment are arranged in an up-and-down overlapping mode, and occupied area is saved. The odor generated by the underground comprehensive pool and the modularized sewage treatment device is introduced into the odor treatment and disinfection device through a pipeline, and is degraded through microorganisms attached to the packing layer and discharged after viruses in the aerosol are killed through the disinfection device. The combined type design is adopted, the occupied area is saved, the engineering investment is reduced, the airtight design is adopted, the collected odor is treated and disinfected, the virus diffusion in the aerosol is effectively prevented, and the safety of surrounding residents is ensured.

Description

Combined hospital sewage treatment system
Technical Field
The utility model relates to a combined hospital sewage treatment system, and particularly belongs to the technical field of sewage treatment.
Background
The existing urban hospitals are generally positioned in the urban centers and generally belong to comprehensive large hospitals, the existing hospitals generally require a secondary treatment process for sewage, and the secondary treatment process has the defects of long process flow, large occupied area, high investment and the like. Especially for newly built or expanded hospitals in urban areas, if the traditional secondary treatment process is adopted for design and construction, the problem of land occupation is difficult to solve, and the construction difficulty is high.
In addition, the traditional hospital sewage treatment facility only pays attention to sewage treatment and disinfection, so that odor and noise treatment is neglected, and due to the fact that urban hospitals are close to residential areas, odor and noise generated by sewage treatment seriously affect physical and psychological health of surrounding residents, hospital staff and patients. The aerosol generated by the blast aeration contains virus by adopting a secondary treatment process, and the health of surrounding residents can be threatened if no measures are taken.
In conclusion, the hospital sewage treatment method has the advantages of small floor area and simple construction, and not only needs to consider the sewage treatment to reach the standard and discharge, but also needs to comprehensively consider odor and noise treatment, and particularly needs to carry out virus killing on odor and aerosol.
Disclosure of Invention
The utility model aims to provide a combined hospital sewage treatment system which adopts a compact design, and sewage treatment facilities adopt a closed form. The novel building block has the characteristics of small floor area, modular design, simplicity in construction, rapidness in assembly and the like. Meanwhile, measures of collecting and killing odor are taken, so that the odor and viruses in aerosol are prevented from influencing surrounding residents.
The utility model provides a combined hospital sewage treatment system, which consists of an underground comprehensive pool 1, a modularized sewage treatment device 2 and an odor treatment and disinfection device 3, wherein: a transverse and longitudinal partition wall is arranged in the underground comprehensive pool 1 from top to bottom, the underground comprehensive pool 1 is divided into a water inlet grid channel 4, an adjusting pool area 5, a sewage disinfection area 6 and a sludge storage disinfection area 7, the water level of the water inlet grid channel 4 is higher than that of the adjusting pool area 5, and water in the water inlet grid channel 4 automatically flows into the adjusting pool area 5; the modularized sewage treatment device 2 consists of a hydrolysis acidification zone 8, an aeration filler zone 9 and a sedimentation zone 10, a cover plate is arranged at the top of an underground comprehensive pool 1, the modularized sewage treatment device 2 is positioned above the cover plate of the underground comprehensive pool, the hydrolysis acidification zone 8, the aeration filler zone 9 and the sedimentation zone 10 are separated by partition walls, an adjusting pool zone 5 is connected with the hydrolysis acidification zone 8 through a lift pump, sewage in the adjusting pool zone 5 is lifted by the lift pump to enter the hydrolysis acidification zone 8 and then sequentially enter an aerobic aeration zone and the sedimentation zone 10, a water outlet weir is arranged at one side of the sedimentation zone 10, effluent of the sedimentation zone 10 flows into a sewage disinfection zone 6 through the water outlet weir, a sludge discharge zone is arranged at the bottom of the sedimentation zone 10, and partial sludge in the sedimentation zone 10 is discharged into a sludge storage disinfection zone 7 through the sludge discharge zone; the odor treatment and disinfection device 3 is composed of an adsorption packing area 11 and a disinfection module 12, the odor treatment and disinfection device is positioned above the underground comprehensive pool cover plate, the odor outlets of the underground comprehensive pool 1 and the modularized sewage treatment device 2 are respectively connected with the adsorption packing area 11 through pipelines, and the adsorption packing area 11 and the disinfection module 12 are connected through pipelines.
In the utility model, stirring equipment is arranged in the regulating tank area 5.
In the utility model, fixed fillers are suspended in the hydrolysis acidification zone 8 and the aeration filler zone 9, and the fixed fillers can be any one of bundle fibers, fiber cluster strings, elastic fillers, soft fillers, semi-soft fillers or spiral fiber fillers.
In the utility model, the pool body of the underground comprehensive pool 1 adopts any one of concrete, steel plate structure or precast concrete plate structure.
In the utility model, the shape of the adsorption filler adopted by the adsorption filler area is any one of granular shape, massive shape or fibrous shape, and the material is any one of ceramsite, volcanic rock, bamboo charcoal or active carbon. The disinfection module 12 is any one of an ultraviolet lamp tube, a photocatalytic oxidation, and the like.
In the utility model, the residual sludge in the settling zone 10 is connected with the adjusting tank zone 5 through a biochemical sludge return pipe 13.
In the utility model, the precipitation zone of the sewage treatment device 2 is replaced by a membrane separation zone, and a membrane component in the membrane separation zone can be in the form of hollow fibers or flat membranes.
The utility model has the beneficial effects that:
the underground comprehensive pool, the overground sewage treatment device and other accessory equipment are arranged in an up-and-down overlapping mode, so that the floor area is saved; the underground comprehensive pool integrates a grid channel, an adjusting area, a disinfection area and a sludge area, and all the areas adopt a common wall design, so that the land occupation and the civil engineering investment are saved. The underground comprehensive pool and the overground sewage treatment device are both designed in a closed mode, and the collected odor is subjected to deodorization and disinfection treatment. The sewage treatment device and the comprehensive equipment adopt a modular container form, can be flexibly combined according to the requirement of the treated water quantity, are assembled quickly, and reduce the field construction amount.
Drawings
FIG. 1 is a schematic view of a combined hospital sewage treatment system according to the present invention;
FIG. 2 is a schematic view of the structure of A-A;
reference numbers in the figures: 1 is an underground comprehensive pool, 2 is a modularized sewage treatment device, 3 is an odor treatment and disinfection device, 4 is a water inlet grating channel, 5 is an adjusting pool area, 6 is a sewage disinfection area, 7 is a sludge storage disinfection area, 8 is a hydrolysis acidification area, 9 is an aeration filler area, 10 is a settling area or a membrane separation area, 11 is an adsorption filler area, 12 is a disinfection module, and 13 is a biochemical sludge return pipe.
Detailed Description
The utility model is further illustrated by the following examples in conjunction with the accompanying drawings.
Example 1: as shown in fig. 1 and 2, the utility model provides a combined hospital sewage treatment system, wherein an underground comprehensive pool 1 is built under the ground, the inside of the underground comprehensive pool 1 is divided into four areas, namely a water inlet grid channel 4, an adjusting pool area 5, a sewage sterilizing area 6 and a sludge storing sterilizing area 7, and the grid channel 4, the adjusting pool area 5, the sewage sterilizing area 6 and the sludge storing sterilizing area 7 are separated by partition walls. The top of the underground comprehensive pool 1 adopts a cover plate, and a modularized sewage treatment device 2 and an odor treatment and disinfection device 3 are arranged on the cover plate of the underground comprehensive pool 1. Wherein: the modularized sewage treatment device 2 is formed by sequentially connecting a hydrolysis acidification zone 8, an aeration filler zone 9 and a precipitation zone 10. The odor treatment and disinfection device 3 consists of an adsorption packing area 11 and a disinfection module 12. The adsorption packing area 11 and the sterilization module 12 are connected by a pipe.
The working process of the utility model is as follows: the sewage firstly enters a grid channel 4 in the water inlet underground comprehensive pool 1, intercepts large floaters through a grid, then flows into an adjusting pool area 5, is internally provided with stirring equipment to prevent particles from settling, is lifted by a lifting pump in the adjusting pool area 5 to enter a modular sewage treatment device 2, sequentially flows through a hydrolysis acidification area 8, an aeration filler area 9 and a precipitation area 10, flows into a sewage disinfection area 6 of the underground comprehensive pool through a water outlet weir, and is discharged after dosing and disinfection. Fixed fillers are arranged in the hydrolysis acidification zone 8 and the aeration filler zone 9 to increase the concentration of microorganisms and improve the treatment effect. The residual sludge in the settling zone 10 is partially discharged into the regulating tank zone 5 through a biochemical sludge return pipe 13, viruses in the original sewage are digested and decomposed by using microorganisms in the activated sludge, and residual chlorine generated after chlorination and disinfection before part of medical wastewater is decomposed is prevented from influencing microorganisms in the activated sludge in the biochemical tank.
The underground comprehensive pool 1 adopts a pool top closed design, odor generated by the underground comprehensive pool and the modularized sewage treatment device is introduced into the odor treatment and disinfection device through a pipeline and sequentially passes through the adsorption packing area 11 and the disinfection module 12, and the adsorption packing area 11 and the disinfection module 12 are connected through a pipeline. The odor is degraded by the microorganism attached to the filler layer, and is discharged after the virus in the aerosol is killed by the disinfection device.
The underground comprehensive pool 1 is of a concrete structure, the top of the pool is in a bearing design, and the modular sewage treatment device and the odor treatment and disinfection device on the top of the pool are in a modular design.
It should be noted that the foregoing merely illustrates some of the principles of the utility model, since modifications and adaptations of the utility model will readily occur to those skilled in the art. Therefore, it is intended that the present disclosure not be limited to the exact construction and operation illustrated and described, but that all modifications and equivalents that may be resorted to are intended to fall within the scope of the utility model as claimed.

Claims (7)

1. The utility model provides a modular hospital sewage treatment system comprises pond (1), modularization sewage treatment plant (2) and foul smell processing and degassing unit (3) are synthesized to the underground, its characterized in that: a transverse and longitudinal partition wall is arranged in the underground comprehensive pool (1) from top to bottom, the underground comprehensive pool (1) is divided into a water inlet grating channel (4), an adjusting pool area (5), a sewage disinfection area (6) and a sludge storage disinfection area (7), the water level of the water inlet grating channel (4) is higher than that of the adjusting pool area (5), and water in the water inlet grating channel (4) automatically flows into the adjusting pool area (5); the modularized sewage treatment device (2) consists of a hydrolysis acidification area (8), an aeration filler area (9) and a sedimentation area (10), a cover plate is arranged at the top of the underground comprehensive pool (1), the modularized sewage treatment device (2) is positioned above the underground comprehensive pool cover plate, the hydrolysis acidification area (8), the aeration filler area (9) and the sedimentation area (10) are separated by partition walls, an adjusting pool area (5) and the hydrolysis acidification area (8) are connected by a lifting pump, sewage in the adjusting pool area (5) is lifted by the lifting pump to enter the hydrolysis acidification area (8), then the sewage enters an aerobic aeration zone and a sedimentation zone (10) in sequence, a water outlet weir is arranged on one side of the sedimentation zone (10), the effluent of the sedimentation zone (10) flows into a sewage disinfection zone (6) through the water outlet weir, a sludge discharge zone is arranged at the bottom of the sedimentation zone (10), and partial sludge in the sedimentation zone (10) is discharged into a sludge storage disinfection zone (7) through the sludge discharge zone; the odor treatment and disinfection device (3) is composed of an adsorption packing area (11) and a disinfection module (12), the odor treatment and disinfection device is positioned above the underground comprehensive pool cover plate, odor outlets of the underground comprehensive pool (1) and the modularized sewage treatment device (2) are respectively connected with the adsorption packing area (11) through pipelines, and the adsorption packing area (11) is connected with the disinfection module (12) through pipelines.
2. The modular hospital sewage treatment system according to claim 1, characterized in that: and stirring equipment is arranged in the regulating tank area (5).
3. The modular hospital sewage treatment system according to claim 1, characterized in that: fixed fillers are hung in the hydrolysis acidification area (8) and the aeration filler area (9), and the fixed fillers are any one of bundle fibers, fiber cluster strings, elastic fillers, soft fillers, semi-soft fillers or spiral fiber fillers.
4. The modular hospital sewage treatment system according to claim 1, characterized in that: the pool body of the underground comprehensive pool (1) adopts any one of concrete, steel plate structure or precast concrete plate structure.
5. The modular hospital sewage treatment system according to claim 1, characterized in that: the adsorption filler adopted in the adsorption filler area is in any one of granular, massive or fibrous shape, and is made of any one of ceramsite, volcanic rock, bamboo charcoal or activated carbon; the disinfection module (12) is any one of an ultraviolet lamp tube or photocatalytic oxidation.
6. The modular hospital sewage treatment system according to claim 1, characterized in that: the settling zone (10) is connected with the adjusting tank zone (5) through a biochemical sludge return pipe (13).
7. The modular hospital sewage treatment system according to claim 1, characterized in that: the sedimentation area of the sewage treatment device (2) is replaced by a membrane separation area, and a membrane component in the membrane separation area is in a hollow fiber or flat membrane form.
CN202121394039.8U 2021-06-23 2021-06-23 Combined hospital sewage treatment system Active CN216155689U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121394039.8U CN216155689U (en) 2021-06-23 2021-06-23 Combined hospital sewage treatment system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121394039.8U CN216155689U (en) 2021-06-23 2021-06-23 Combined hospital sewage treatment system

Publications (1)

Publication Number Publication Date
CN216155689U true CN216155689U (en) 2022-04-01

Family

ID=80835707

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121394039.8U Active CN216155689U (en) 2021-06-23 2021-06-23 Combined hospital sewage treatment system

Country Status (1)

Country Link
CN (1) CN216155689U (en)

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