CN203904094U - Water treatment device - Google Patents

Abstract

The utility model discloses a water treatment device, which comprises a mud collection area, a sedimentation area, an adsorption area, an ultrafiltration area and a water inlet area arranged in a pool body; a mud discharge pipe is arranged in the mud collection area; The sedimentation area is set above the mud collection area, and a honeycomb inclined tube sedimentation layer is arranged in the sedimentation area; the adsorption area is set above the sedimentation area, and an activated carbon layer is arranged in the adsorption area; the ultrafiltration area is arranged between the adsorption area Above, the submerged ultrafiltration membrane module is provided in the ultrafiltration area, and the submerged ultrafiltration membrane module communicates with the outside through the ultrafiltration outlet pipe; the water inlet area includes a water inlet pipe and a central pipe, and the water inlet pipe is connected to the central pipe In the upper part, the bottom end of the center pipe is arranged under the settlement layer of the honeycomb inclined pipe. The utility model provides a water treatment device integrating vertical flow sedimentation, adsorption and ultrafiltration, which not only ensures deep purification of drinking water, but also reduces capital construction costs and operating costs, and reduces the area occupied by water plants. area.

Description

A water treatment device

technical field

The utility model relates to the field of sewage treatment, in particular to a water treatment device.

Background technique

In today's society, while the economy is developing rapidly, the pollution of water sources is becoming more and more serious, and the water quality is deteriorating. On the other hand, people have higher and higher requirements for water quality. With the development of detection technology, drinking water quality standards are becoming stricter. Therefore, in the field of water treatment, in order to ensure the quality of effluent water and the high efficiency of the treatment process, raw water is usually treated by a variety of different water treatment devices. The existing water treatment device has a single function, which undoubtedly increases the treatment process, increases infrastructure costs and operating costs, and significantly increases the footprint of the water plant.

Utility model content

In order to overcome the deficiencies of the prior art, the purpose of this utility model is to provide a water treatment device integrating vertical flow sedimentation, adsorption and ultrafiltration, which can reduce infrastructure costs and Operating costs, and reduce the area occupied by the water plant.

In order to solve the above problems, the technical scheme adopted in the utility model is as follows:

A water treatment device, comprising a mud collection area, a sedimentation area, an adsorption area, an ultrafiltration area and a water inlet area arranged in a pool body; a mud discharge pipe is arranged in the mud collection area; Above the mud area, a honeycomb inclined tube sedimentation layer is arranged in the sedimentation area; the adsorption area is arranged on the sedimentation area, and an activated carbon layer is arranged in the adsorption area; the ultrafiltration area is arranged on the adsorption area, and the ultrafiltration area There is a submerged ultrafiltration membrane module inside, and the submerged ultrafiltration membrane module communicates with the outside through the ultrafiltration outlet pipe; the water inlet area includes a water inlet pipe and a central pipe, the water inlet pipe is connected to the upper part of the central pipe, and the central The bottom end of the tube is set under the settlement layer of the honeycomb inclined tube.

Preferably, the ultrafiltration water outlet pipe is connected with a water production branch and a flushing and backwashing branch, and the water production branch is sequentially provided with an ultrafiltration suction pump, an ultrafiltration water outlet valve and a water production flow meter; The flushing backwashing branch is provided with an ultrafiltration backwashing pump, an ultrafiltration backwashing valve and a backwashing flowmeter in sequence, and the end of the flushing backwashing branch is connected to the submerged ultrafiltration membrane module through an ultrafiltration outlet pipe.

Preferably, in the ultrafiltration area, an aeration cleaning system is also provided below the submerged ultrafiltration membrane module, and the aeration cleaning system includes a blower, an aeration valve, and an aeration flowmeter arranged on the aeration pipe in sequence. and a bubble diffusion device, the bubble diffusion device is arranged at the bottom of the submerged ultrafiltration membrane module.

Preferably, in the ultrafiltration area, a backwash overflow weir is provided above the submerged ultrafiltration membrane module to prevent backwash water from overflowing, and the backwash overflow weir is arranged under the maintenance platform.

Preferably, the material of the submerged ultrafiltration membrane module is one or more of polyvinyl chloride, polyvinylidene fluoride, polysulfone, and polyethersulfone, and the structure of the material is a hollow fiber structure with a pore size of 0.01-0.1 μm .

Preferably, the water treatment device further includes an inspection area, the inspection area includes an inspection platform, an inspection board, an inspection ladder and a flushing pipe, the inspection platform is set above the ultrafiltration area, and the inspection board is provided with an adsorption area, so The maintenance ladder connects the mud collecting area, the sedimentation area, the adsorption area and the ultrafiltration area, and the flushing pipe is arranged on the wall of the pool body above the adsorption area.

Preferably, the end of the water inlet pipe is provided with a bell mouth with an opening vertically upward; the bottom of the central pipe is connected with a reflector.

Preferably, the activated carbon layer is activated carbon filler arranged between two layers of steel grids, and the steel grids are fixed on the pool wall of the pool body through channel steel.

Preferably, the thickness of the activated carbon filler is 0.4-1.0m, the selected material is one or more of shell charcoal, wood charcoal, and coal-based charcoal, and the particle size of the material is 2-10mm.

Preferably, the settling layer of the honeycomb inclined tube is an ethylene-propylene copolymer honeycomb inclined tube with a height of 0.5-1.5m and an inner diameter of the inclined tube of 30-100mm. the

Compared with the prior art, the beneficial effects of the utility model are:

1. The water treatment device of this utility model integrates vertical flow precipitation, activated carbon adsorption and ultrafiltration, and realizes the organic combination of precipitation separation, activated carbon adsorption, and submerged ultrafiltration in the vertical direction, and integrates precipitation, adsorption, ultrafiltration, etc. The water purification function is completed in the same device. Compared with the traditional stacking method of sedimentation-adsorption-ultrafiltration unit process carried out on a plane, the utility model not only guarantees deep purification of drinking water, but also reduces infrastructure costs and operating costs, and can significantly reduce the area occupied by the water plant and improve land utilization;

2. The water treatment device of this utility model adopts an ultrafiltration membrane with a pore size of 0.01-0.1 μm, which can effectively remove pathogenic microorganisms such as Giardia and Cryptosporidium in water through size exclusion, and significantly improve the biological quality of drinking water. Safety, avoiding the spread of water-borne infectious diseases;

3. The water treatment device of the utility model can efficiently treat raw water with various water quality characteristics, can effectively reduce the pollution load on the surface of the ultrafiltration membrane, and is beneficial to alleviate membrane pollution;

4. The water treatment device of the utility model is suitable for the daily treatment of different source waters such as water containing algae, water with high organic matter content, water with high chroma, water with low temperature and low turbidity, water containing trace toxic organic matter, and is suitable for the treatment of organic matter, heavy metals, etc. Emergency treatment of various sudden water pollution accidents, has a wide range of applications.

Description of drawings

Fig. 1 is the structural representation of the utility model water treatment device;

Among them, 1 is the center pipe, 2 is the maintenance platform, 3 is the reflection plate, 4 is the steel grid, 5 is the channel steel, 6 is the activated carbon filler, 7 is the water inlet pipe, 8 is the bell mouth, 9 is the ultrafiltration water outlet pipe, 10 is the aeration pipe, 11 is the produced water flow meter, 12 is the ultrafiltration outlet valve, 13 is the ultrafiltration suction pump, 14 is the backwash flow meter, 15 is the ultrafiltration backwash valve, and 16 is the ultrafiltration backwash pump , 17 is an aeration flowmeter, 18 is an aeration valve, 19 is a blower, 20 is a backwash overflow weir, 21 is a bubble diffusion device, 22 is an inspection panel, 23 is an inspection ladder, 24 is a mud discharge pipe, and 25 is Submerged ultrafiltration membrane module, 26 is the flushing pipe, 27 is the honeycomb inclined tube sedimentation layer, 28 is the pressure vacuum gauge, 29 is the pool body, 30 is the water inlet area, 31 is the sedimentation area, 32 is the sludge collection area, 33 is the Adsorption area, 34 is an ultrafiltration area, and 35 is an inspection area.

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment the utility model is described in further detail.

As shown in Figure 1, be the reclaimed water treatment device of the present utility model, comprise the mud collection area 32 that is arranged on the pond body 29, sedimentation area 31, adsorption area 33, ultrafiltration area 34 and water inlet area 30; Said mud collection area A mud discharge pipe 24 is provided in the area 32; the settling area 31 is arranged on the mud collecting area 32, and a honeycomb inclined tube settlement layer 27 is provided in the settling area 31; the adsorption area 33 is arranged on the settling area 31, An activated carbon layer is provided in the adsorption area 33; the ultrafiltration area 34 is arranged on the adsorption area 33, and the submerged ultrafiltration membrane module 25 is arranged in the ultrafiltration area 34, and the submerged ultrafiltration membrane module 25 passes through the ultrafiltration outlet pipe 9 communicates with the outside; the water inlet area 30 includes a water inlet pipe 7 and a central pipe 1, the water inlet pipe 7 is connected to the upper part of the central pipe 1, and the bottom end of the central pipe 1 is arranged under the settlement layer 27 of the honeycomb inclined pipe.

In a preferred solution, an inspection area 35 is also included, and the inspection area 35 includes an inspection platform 2, an inspection panel 22, an inspection ladder 23 and a flushing pipe 26, and the inspection platform 35 is arranged on the ultrafiltration area 34, and the inspection panel 22 is provided with an adsorption area 33, the maintenance ladder 23 is connected to the mud collection area 32, the sedimentation area 31, the adsorption area 33 and the ultrafiltration area 34, and the flushing pipe 26 is arranged on the wall of the pool body 29 at the upper part of the adsorption area 33. The ultrafiltration water outlet pipe 9 is connected with a water production branch and a flushing backwash branch, and the water production branch is provided with an ultrafiltration suction pump 13, an ultrafiltration water outlet valve 12 and a water production flowmeter 11 in sequence; The flush backwash branch is provided with an ultrafiltration backwash pump 16, an ultrafiltration backwash valve 15 and a backwash flowmeter 14 in sequence, and the end of the flush backwash branch passes through the ultrafiltration outlet pipe 9 and the submerged ultrafiltration membrane module 25 connection; an aeration cleaning system is also provided below the submerged ultrafiltration membrane module 25, and the aeration cleaning system includes a blower 19, an aeration valve 18, an aeration flow meter 17 and air bubbles arranged on the aeration pipe 10 in sequence. Diffusion device 21 , the bubble diffusion device 21 is arranged at the bottom of submerged ultrafiltration membrane module 25 . The material of the submerged ultrafiltration membrane module 25 is one or more of polyvinyl chloride, polyvinylidene fluoride, polysulfone or polyethersulfone, and the material structure is a hollow fiber structure with a pore size of 0.01-0.1 μm. A backwash overflow weir 20 is provided above the submerged ultrafiltration membrane module 25 to prevent backwash water from overflowing, and the backwash overflow weir 20 is arranged under the maintenance platform 2 . The end of the water inlet pipe 7 is provided with a bell mouth 8 with an opening vertically upward; the bottom of the central pipe 1 is connected with a reflector 3 . The activated carbon layer is an activated carbon filler 6 arranged between two layers of steel grids 4, and the steel grids 4 are fixed on the wall of the pool body 29 through channel steel 5. The thickness of the activated carbon filler 6 is 0.4-1.0m, and the selected material is one or more of shell charcoal, wood charcoal, and coal-based charcoal, and the particle size of the material is 2-10mm. The honeycomb inclined tube settlement layer 27 is an ethylene-propylene copolymer honeycomb inclined tube with a height of 0.5-1.5m and an inner diameter of the inclined tube of 30-100mm.

The working process of the reclaimed water treatment device of the utility model is as follows:

1. Water inlet: After the coagulated raw water enters the central pipe 1 through the water inlet pipe 7, the water flows downward along the central pipe 1, and collides with the reflector 3 at the outlet of the central pipe 1, and the water is evenly distributed In the precipitation zone 31.

2. Sedimentation and mud discharge: After the raw water enters the sedimentation area 31, it flows upwards through the honeycomb inclined tube settlement layer 27 to achieve the purpose of mud-water separation. The suspended matter in the water sinks to the mud collection area 32, and after gathering to a certain extent, it passes through the mud discharge pipe 24 discharge.

3. Adsorption: The raw water enters the adsorption area 33 after vertical flow sedimentation in the sedimentation area 31. The flow rate is 1-2m/h. The organic pollutants and odor pollutants in the raw water are adsorbed by the activated carbon filler 6. Filter area 34.

4. Ultrafiltration: The ultrafiltration process is divided into two stages: water production and backwashing. In the water production stage, the ultrafiltration water outlet valve 12 is opened, and the ultrafiltration backwash valve 15 is closed. Relying on the suction effect of the ultrafiltration suction pump 13, the raw water is filtered by ultrafiltration into the ultrafiltration water outlet pipe 9; in the backwash stage, the ultrafiltration water outlet valve is 12 is closed, the ultrafiltration backwash valve 15 is opened, and the ultrafiltration backwash pump 16 pumps the backwash water into the submerged ultrafiltration membrane module 25 through the ultrafiltration outlet pipe 9, while the blower 19 and the aeration valve 18 are opened to realize the submerged Efficient backwashing of ultrafiltration membranes.

5. Flushing: The activated carbon filler 6 in the adsorption area 33 needs to be rinsed after being adsorbed for a period of time, and the adsorption area 33 is rinsed through the flushing pipe 26 . Water inlet pipe 7 stops water intake during flushing, and normal water intake after flushing finishes.

6. Daily maintenance: When an accident occurs to the device, open the inspection panel 22 and enter the pool body 29 through the inspection ladder 23 for maintenance. When the device was in normal operation, the inspection plate 22 sealed the inspection port. The flushing pipe 26 is used for daily cleaning of the pool body.

For those skilled in the art, various other corresponding changes and deformations can be made according to the technical solutions and ideas described above, and all these changes and deformations should fall within the protection scope of the claims of the present utility model.

Claims (10)

1. a water treatment device, is characterized in that, comprises the mud collection area, settling region, adsorption zone, ultrafiltration district and the inhalant region that are arranged on Chi Tizhong; In described mud collection area, be provided with shore pipe; Described settling region is arranged on mud collection area, is provided with honeycomb inclined-tube settled layer in settling region; Described adsorption zone is arranged on settling region, is provided with active carbon layer in adsorption zone; Described ultrafiltration district is arranged on adsorption zone, is provided with submerged ultrafiltration assembly in ultrafiltration district, and submerged ultrafiltration assembly is communicated with outside by ultrafiltration rising pipe; Described inhalant region comprises water inlet pipe and pipe core, and described water inlet pipe is connected to pipe core top, and described pipe core bottom is arranged under honeycomb inclined-tube settled layer.

2. water treatment device as claimed in claim 1, is characterized in that, described ultrafiltration rising pipe is connected with and produces water branch road and bath backwash branch road, and described product water branch road is disposed with ultrafiltration suction pump, ultrafiltration outlet valve and produces water ga(u)ge; Described bath backwash branch road is disposed with hyperfiltration reverse-rinsing pump, hyperfiltration reverse-rinsing valve and backwash under meter, and bath backwash branch road end is connected with submerged ultrafiltration assembly via ultrafiltration rising pipe.

3. water treatment device as claimed in claim 1, it is characterized in that, in ultrafiltration district, described submerged ultrafiltration assembly below is also provided with aeration cleaning system, described aeration cleaning system comprises gas blower, aeration valve, aerate flux meter and the bubble diffusing apparatus being successively set on aeration tube, and described bubble diffusing apparatus is arranged on the bottom of submerged ultrafiltration assembly.

4. water treatment device as claimed in claim 1, is characterized in that, in ultrafiltration district, described submerged ultrafiltration assembly top is also provided with the back flushing overflow weir that prevents that backwashing water is excessive, and described back flushing overflow weir is arranged under inspection platform.

5. water treatment device as claimed in claim 1, it is characterized in that, described submerged ultrafiltration assembly material is one or more in polyvinyl chloride, polyvinylidene difluoride (PVDF), polysulfones, polyethersulfone, material be configured to tubular fibre structure, aperture is 0.01-0.1 μ m.

6. water treatment device as claimed in claim 1, it is characterized in that, also comprise maintenance district, described maintenance district comprises inspection platform, access panel, maintenance cat ladder and washpipe, described inspection platform is arranged on ultrafiltration district, described access panel arranges adsorption zone, and described maintenance cat ladder is communicated with mud collection area, settling region, adsorption zone and ultrafiltration district, and described washpipe is arranged on the pond body pool wall on top, adsorption zone.

7. the water treatment device as described in claim 1-6 any one, is characterized in that, described water inlet pipe end is provided with opening hydraucone straight up; Described pipe core bottom is connected with reflector.

8. the water treatment device as described in claim 1-6 any one, is characterized in that, described active carbon layer is the active carbon filler being arranged between two-layer steel graticule mesh, and described steel graticule mesh is fixed on the body pool wall of pond by channel-section steel.

9. water treatment device as claimed in claim 8, is characterized in that, described active carbon filler thickness is 0.4-1.0m, and selecting material is one or more in fruit shell carbon, carbo lignius, ature of coal charcoal, and material particle diameter is 2-10mm.

10. the water treatment device as described in claim 1-6 any one, is characterized in that, described honeycomb inclined-tube settled layer is second the third copolymerization honeycomb inclined-tube, is highly 0.5-1.5m, and inclined tube internal diameter is 30-100mm.