CN214780921U - High concentration waste water submergence formula ultrafiltration system - Google Patents
High concentration waste water submergence formula ultrafiltration system Download PDFInfo
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- CN214780921U CN214780921U CN202120614806.5U CN202120614806U CN214780921U CN 214780921 U CN214780921 U CN 214780921U CN 202120614806 U CN202120614806 U CN 202120614806U CN 214780921 U CN214780921 U CN 214780921U
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- 238000000108 ultra-filtration Methods 0.000 title claims abstract description 340
- 239000002351 wastewater Substances 0.000 title claims abstract description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 272
- 239000012528 membrane Substances 0.000 claims abstract description 188
- 238000009826 distribution Methods 0.000 claims abstract description 56
- 238000004519 manufacturing process Methods 0.000 claims abstract description 18
- 238000004140 cleaning Methods 0.000 claims description 22
- 239000013505 freshwater Substances 0.000 claims description 18
- 238000001914 filtration Methods 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 9
- 239000012459 cleaning agent Substances 0.000 claims description 8
- 241000894006 Bacteria Species 0.000 claims description 7
- 244000052769 pathogen Species 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 5
- 238000011001 backwashing Methods 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims 1
- 230000001276 controlling effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000007613 environmental effect Effects 0.000 description 3
- 238000007654 immersion Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000012267 brine Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model provides a high-concentration wastewater immersed ultrafiltration system, which comprises a clean water tank device, an immersed ultrafiltration water inlet device, an immersed ultrafiltration membrane tank system, an immersed ultrafiltration water outlet device and an immersed ultrafiltration water production tank device which are connected in sequence; the immersed ultrafiltration membrane pool is provided with a plurality of water inlets communicated with the immersed ultrafiltration water distribution channel, and the water flow direction of the immersed ultrafiltration water distribution channel is vertical to the water inlet direction of the water inlets; the immersed ultrafiltration membrane pool comprises a water collecting pit arranged on one side of the drained water and a cushion layer arranged between the immersed ultrafiltration membrane tank and the immersed ultrafiltration membrane pool and used for filling redundant volume. The utility model discloses an upper portion mode of intaking that the open channel is the even flow has reduced the impact of intaking to submergence formula milipore filter subassembly device, sets up the bed course simultaneously in the membrane pond and has reduced the whole volume in membrane pond to at the sump pit that membrane pond evacuation position increased, reach high-efficient drainage, synthesize the operating stability who improves the membrane pond.
Description
Technical Field
The utility model relates to a water treatment technical field, concretely relates to high concentration waste water submergence formula ultrafiltration system.
Background
At present, the economy of China is developed at a high speed, and simultaneously, the environmental problem is increasingly serious along with the huge consumption of energy. In order to improve the current environmental situation, the national management of three wastes is getting tighter and tighter, the zero discharge of the waste water of the power plant is accepted by a plurality of enterprises and professional personnel, and the implementation is gradually started in the field of the power plant. Water is used as an indispensable resource in the industrial field, and the discharge of strong brine is controlled as an important environmental protection index. The key problems of zero discharge implemented in the field of power plant wastewater in China, particularly in a thermal power plant, are that the quantity of concentrated brine in a plant area is increased year by year, the treatment cost and the investment cost are too high, and stable operation experience is lacked, so that how to find a more stable treatment method and a technology with lower operation cost by experiment is being explored.
The patent application of the invention integrally considers a high-concentration wastewater immersion type device, a system and a method, and the inlet water of an immersion type ultrafiltration system is uniformly and stably conveyed into an immersion type ultrafiltration membrane pool device by using the characteristic of uniform flow of an open channel.
At present, the common domestic running immersed ultrafiltration water distribution systems are characterized in that the lower part of a water distribution channel is connected with an immersed ultrafiltration membrane tank through a pipeline, and an electric regulating valve is arranged in the middle of the water distribution channel. In the water distribution mode, the water distribution channel is connected with the immersed ultrafiltration membrane pool device by using a pipeline, so that a plurality of buried pipes are arranged, and potential hazards are caused to the safety of the immersed ultrafiltration system; raw water enters from the lower part of the immersed ultrafiltration membrane pool device through a pipeline, the water inlet direction directly faces to the membrane components, severe impact is caused on the membrane components, and the membrane components are damaged, so that the common domestic immersed ultrafiltration membrane pool device is provided with a water baffle at the water inlet so as to avoid the membrane components from being damaged by water inlet impact.
Disclosure of Invention
The utility model relates to a solve the unstable problem of submergence formula ultrafiltration device operation, through the upper portion mode of intaking that the canal is even flows, reduced the impact of intaking to submergence formula ultrafiltration membrane module device, set up the bed course simultaneously in the membrane pond and reduced the whole volume in membrane pond to at the sump pit that the membrane pond evacuation position increases, reach high-efficient drainage, synthesize the operating stability who improves the membrane pond.
The utility model provides a high-concentration wastewater immersed ultrafiltration system, which comprises a clean water tank device, an immersed ultrafiltration water inlet device, an immersed ultrafiltration membrane tank system, an immersed ultrafiltration water outlet device and an immersed ultrafiltration water production tank device which are connected in sequence;
the system comprises a clean water tank device, an immersed ultrafiltration water inlet device, an immersed ultrafiltration water outlet device, an immersed ultrafiltration water production tank device and an immersed ultrafiltration water production tank device, wherein the clean water tank device is used for storing raw water filtered by a pretreatment system;
the immersed ultrafiltration membrane pool system comprises an immersed ultrafiltration water distribution channel connected with an immersed ultrafiltration water inlet device, an immersed ultrafiltration water inlet gate device arranged on a waterway of the immersed ultrafiltration water distribution channel, an immersed ultrafiltration membrane pool communicated with the immersed ultrafiltration water distribution channel and a plurality of immersed ultrafiltration membrane tanks arranged in the immersed ultrafiltration membrane pool, wherein immersed ultrafiltration membranes are arranged in the immersed ultrafiltration membrane tanks;
the immersed ultrafiltration membrane pool is provided with a plurality of water inlets communicated with the immersed ultrafiltration water distribution channel, the water flow direction of the immersed ultrafiltration water distribution channel is vertical to the water inlet direction of the water inlets, and the water inlets are used for enabling raw water in the immersed ultrafiltration water distribution channel to uniformly and slowly flow into the immersed ultrafiltration membrane pool and enter the immersed ultrafiltration membrane tank; the fresh water outlet of the immersed ultrafiltration membrane tank is connected with the immersed ultrafiltration water outlet device, and the concentrated water outlet of the immersed ultrafiltration membrane tank is arranged in the immersed ultrafiltration membrane pool;
the immersed ultrafiltration water distribution channel is used for enabling raw water to flow uniformly, the immersed ultrafiltration water inlet gate device is used for controlling the connection or disconnection of the immersed ultrafiltration water distribution channel and the immersed ultrafiltration membrane tank, the immersed ultrafiltration membrane tank is used for storing the immersed ultrafiltration membrane tank, and the immersed ultrafiltration membrane tank is used for filtering suspended solids, bacteria or pathogens of the raw water and generating concentrated water and fresh water;
the immersed ultrafiltration membrane pool comprises an immersed ultrafiltration membrane pool body and a water collecting pit arranged on one side of water drainage of the immersed ultrafiltration membrane pool body, the immersed ultrafiltration membrane pool further comprises a cushion layer arranged between the immersed ultrafiltration membrane tank and the immersed ultrafiltration membrane pool and used for filling redundant volume, the immersed ultrafiltration membrane tank and the cushion layer are arranged in the immersed ultrafiltration membrane pool side by side, and a water inlet is arranged on the immersed ultrafiltration membrane pool body.
A high concentration waste water submergence formula ultrafiltration system, as preferred mode, set up self-cleaning filter device between submergence formula ultrafiltration water installations and the submergence formula ultrafiltration membrane pond system, self-cleaning filter device and submergence formula ultrafiltration join in marriage the ditch and link to each other, self-cleaning filter device is used for filtering the suspended solid and the particulate matter of raw water, self-cleaning filter device is used for carrying out the high-pressure back flush.
A high concentration waste water submergence formula ultrafiltration system, as preferred mode, dense water delivery port passes through the pipeline and links to each other with submergence formula ultrafiltration distribution canal.
A high concentration waste water submergence formula ultrafiltration system, as preferred mode, submergence formula ultrafiltration distribution canal and submergence formula ultrafiltration membrane pond formula as an organic whole, high concentration waste water submergence formula ultrafiltration system still includes belt cleaning device, charge device, electrical system and instrument controlling means.
A high concentration waste water submergence formula ultrafiltration system, as preferred mode, submergence formula ultrafiltration intake gate device is pneumatic gate.
A high concentration waste water submergence formula ultrafiltration system, as preferred mode, the bed course is used for supporting outlet conduit and the admission line of submergence formula milipore filter case.
A high concentration waste water submergence formula ultrafiltration system, as preferred mode, the sump pit sets up in bed course one side, sets up the outlet in the sump pit, the outlet is used for discharging dense water.
A high concentration waste water submergence formula ultrafiltration system, as preferred mode, set up the chamfer in one side that the bed course is located sump pit upper portion.
A high concentration waste water submergence formula ultrafiltration system, as preferred mode, the chamfer is used for improving the outflow speed of dense water.
The utility model discloses a high concentration waste water submergence formula ultrafiltration system, as preferred mode, the outlet is used for inputing chemical cleaning agent to submergence formula ultrafiltration membrane pond; the cushion layer is used for slowing down the impact of chemical cleaning agents on the immersed ultrafiltration membrane box when the chemical cleaning agents enter.
The high-concentration wastewater immersed ultrafiltration system is connected with each device in the system through a pipeline and a pump, and the use method is as follows:
(1) in the immersed ultrafiltration system, raw water is filtered by a pretreatment system and then stored in a clean water tank device, the clean water tank device is connected with an immersed ultrafiltration water inlet device, the ultrafiltration water inlet device is connected with a self-cleaning filter device, the self-cleaning filter device is connected with an immersed ultrafiltration water distribution channel device, and the raw water is conveyed into the immersed ultrafiltration membrane tank device;
(2) after raw water enters the immersed ultrafiltration water distribution channel device, the raw water is uniformly distributed to water inlets at the upper parts of the side walls of the immersed ultrafiltration membrane pool devices by utilizing the characteristic of uniform flow of an open channel, and then the immersed ultrafiltration water inlet pneumatic gate device is opened to ensure that the raw water uniformly and slowly enters the immersed ultrafiltration membrane pool devices.
(3) The immersed ultrafiltration membrane tank is fixed inside the immersed ultrafiltration membrane pool device, the immersed ultrafiltration membrane tank is connected with the immersed ultrafiltration water outlet device, and the immersed ultrafiltration water outlet device is connected with the immersed ultrafiltration water production pool device;
(4) and according to the integral control of the immersed ultrafiltration system, opening and closing the immersed ultrafiltration water inlet pneumatic gate, and controlling the water inlet of the immersed ultrafiltration system to uniformly and smoothly enter the immersed ultrafiltration membrane pool device through the immersed ultrafiltration water distribution channel device.
The utility model has the advantages of it is following:
(1) the number of buried pipes in the concrete or steel structure immersed ultrafiltration water distribution device and the immersed ultrafiltration membrane pool device is reduced, and the safety and stability of the immersed ultrafiltration membrane pool system are improved;
(2) through the upper water inlet mode of uniform flow of the open channel, the impact of water inlet on the immersed ultrafiltration membrane component device is reduced, and the safety stability and the service life of the operation of the immersed ultrafiltration membrane component device are improved;
(3) the water inlet baffle of the immersed ultrafiltration membrane pool device is cancelled, so that no metal connecting piece is arranged in the immersed ultrafiltration membrane pool device, and the integral corrosion resistance of the immersed ultrafiltration membrane pool device is improved;
(4) the water inlet electric regulating valve of the immersed ultrafiltration device is changed into a pneumatic flashboard, so that the overall control performance of the immersed ultrafiltration device is improved, the service life of the water inlet valve of the immersed ultrafiltration device is prolonged, and the investment cost of the water inlet valve of the immersed ultrafiltration device is reduced;
(5) the cushion layer reduces the overall volume of the membrane tank. The flow of waste water which is required to be emptied and filled in the membrane pool due to the steps of backwashing and the like is reduced, the volume of a water distribution channel is correspondingly reduced, the flow of a water inlet pump is reduced, and the manufacturing cost of the immersed ultrafiltration membrane system is integrally reduced; the bed course has increased the basis for the outlet conduit of membrane case, inlet line at the inside partial support of membrane pond, has avoided a gallows directly pre-buried basis and the risk of welding the anticorrosive coating destruction that a gallows leads to on the membrane pond. And the whole steel quantity of the support and hanger is reduced, and later-stage maintenance is facilitated.
(6) The water collecting pit is additionally arranged at the emptying position of the membrane pool, and the chamfer is additionally arranged on the upper part of the water collecting pit on the local cushion layer, so that the membrane pool can empty the wastewater in the whole membrane pool more quickly and comprehensively; the membrane pond evacuation pipeline is also the inlet channel of chemical cleaning liquid, adjusts the drain pipe mouth to local bed course position for the mouth of pipe is not directly connected the face and is to the membrane case, has avoided the membrane silk condition of splitting because of rivers too big leads to at the in-process of intaking, has saved the baffle of intaking.
Drawings
FIG. 1 is a schematic diagram of an embodiment 1 of a high concentration wastewater submerged ultrafiltration system;
FIG. 2 is a structural diagram of an immersed ultrafiltration membrane tank of a high-concentration wastewater immersed ultrafiltration system;
FIG. 3 is a diagram of the structure of an immersed ultrafiltration membrane tank and a cushion layer of an immersed ultrafiltration system for high concentration wastewater;
FIG. 4 is a schematic diagram of a high concentration wastewater submerged ultrafiltration system cushion;
FIG. 5 is a schematic diagram of the embodiment 2 of a high concentration wastewater submerged ultrafiltration system.
Reference numerals:
1. a clean water tank device; 2. an immersed ultrafiltration water inlet device; 3. an immersed ultrafiltration membrane pool system; 31. an immersed ultrafiltration water distribution channel; 32. an immersed ultrafiltration water inlet gate device; 33. an immersed ultrafiltration membrane tank; 331. a pool body of the immersed ultrafiltration membrane pool; 332. a sump; 34. an immersed ultrafiltration membrane tank; 35. a cushion layer; 4. an immersed ultrafiltration water outlet device; 5. an immersed ultrafiltration water producing pool device; 6. a self-cleaning filter apparatus.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Example 1
As shown in fig. 1, an immersed ultrafiltration system for high concentration wastewater comprises a clean water tank device 1, an immersed ultrafiltration water inlet device 2, an immersed ultrafiltration membrane tank system 3, an immersed ultrafiltration water outlet device 4 and an immersed ultrafiltration water production tank device 5 which are connected in sequence;
the system comprises a clean water tank device 1, an immersed ultrafiltration water inlet device 2, an immersed ultrafiltration water outlet device 4, an immersed ultrafiltration water production tank device 5 and an immersed ultrafiltration water production tank device 5, wherein the clean water tank device 1 is used for storing raw water filtered by a pretreatment system, the immersed ultrafiltration water inlet device 2 is used for receiving the raw water and conveying the raw water to the immersed ultrafiltration membrane tank system 3, the immersed ultrafiltration membrane tank system 3 is used for filtering suspended solids, bacteria or pathogens of the raw water, the immersed ultrafiltration water outlet device 4 is used for receiving fresh water filtered by the immersed ultrafiltration membrane tank system 3 and conveying the fresh water to the immersed ultrafiltration water production tank device 5, and the immersed ultrafiltration water production tank device 5 is used for storing the fresh water;
as shown in fig. 2-4, the submerged ultrafiltration membrane tank system 3 includes a submerged ultrafiltration water distribution channel 31 connected to the submerged ultrafiltration water inlet device 2, a submerged ultrafiltration water inlet gate device 32 disposed on a water path of the submerged ultrafiltration water distribution channel 31, a submerged ultrafiltration membrane tank 33 communicated with the submerged ultrafiltration water distribution channel 31, and a plurality of submerged ultrafiltration membrane tanks 34 disposed inside the submerged ultrafiltration membrane tank 33, wherein submerged ultrafiltration membranes are disposed in the submerged ultrafiltration membrane tanks 34;
the immersed ultrafiltration membrane tank 33 is provided with a plurality of water inlets communicated with the immersed ultrafiltration water distribution channel 31, the water flow direction of the immersed ultrafiltration water distribution channel 31 is vertical to the water inlet direction of the water inlets, and the water inlets are used for enabling raw water in the immersed ultrafiltration water distribution channel 31 to uniformly and slowly flow into the immersed ultrafiltration membrane tank 33 and enter the immersed ultrafiltration membrane tank 34; a fresh water outlet of the immersed ultrafiltration membrane tank 34 is connected with the immersed ultrafiltration water outlet device 4, and a concentrated water outlet of the immersed ultrafiltration membrane tank 34 is arranged inside the immersed ultrafiltration membrane pool 33;
the immersed ultrafiltration water distribution channel 31 is used for enabling raw water to flow uniformly, the immersed ultrafiltration water inlet gate device 32 is used for controlling the connection or disconnection between the immersed ultrafiltration water distribution channel 31 and the immersed ultrafiltration membrane tank 33, the immersed ultrafiltration membrane tank 33 is used for storing the immersed ultrafiltration membrane tank 34, and the immersed ultrafiltration membrane tank 34 is used for filtering suspended solids, bacteria or pathogens of the raw water and generating concentrated water and fresh water;
the immersed ultrafiltration membrane pool 33 comprises an immersed ultrafiltration membrane pool body 331 and a water collecting pit 332 arranged on one side of the water discharge of the immersed ultrafiltration membrane pool body 331, the immersed ultrafiltration membrane pool 33 further comprises a cushion layer 35 arranged between the immersed ultrafiltration membrane tank 34 and the immersed ultrafiltration membrane pool 33 and used for filling redundant volume, the immersed ultrafiltration membrane tank 34 and the cushion layer 35 are arranged in the immersed ultrafiltration membrane pool 33 in parallel, and a water inlet is arranged on the immersed ultrafiltration membrane pool body 331.
Example 2
As shown in fig. 5, an immersed ultrafiltration system for high concentration wastewater comprises a clean water tank device 1, an immersed ultrafiltration water inlet device 2, a self-cleaning filter device 6, an immersed ultrafiltration membrane tank system 3, an immersed ultrafiltration water outlet device 4, an immersed ultrafiltration water production tank device 5, a cleaning device, a dosing device, an electrical system and an instrument control device which are connected in sequence;
the system comprises a clean water tank device 1, an immersed ultrafiltration water inlet device 2, an immersed ultrafiltration water outlet device 4, an immersed ultrafiltration water production tank device 5, a self-cleaning filter device 6 and a pretreatment system, wherein the clean water tank device 1 is used for storing raw water filtered by the pretreatment system, the immersed ultrafiltration water inlet device 2 is used for receiving the raw water and conveying the raw water to the immersed ultrafiltration membrane tank system 3, the immersed ultrafiltration membrane tank system 3 is used for filtering suspended solids, bacteria or pathogens of the raw water, the immersed ultrafiltration water outlet device 4 is used for receiving the fresh water filtered by the immersed ultrafiltration membrane tank system 3 and conveying the fresh water to the immersed ultrafiltration water production tank device 5, the immersed ultrafiltration water production tank device 5 is used for storing the fresh water, the self-cleaning filter device 6 is used for filtering suspended solids and particulate matters of the raw water, and the self-cleaning filter device 6 is used for performing high-pressure backwashing;
as shown in fig. 2-4, the submerged ultrafiltration membrane tank system 3 includes a submerged ultrafiltration water distribution channel 31 connected to the submerged ultrafiltration water inlet device 2, a submerged ultrafiltration water inlet gate device 32 disposed in a waterway of the submerged ultrafiltration water distribution channel 31, a submerged ultrafiltration membrane tank 33 communicated with the submerged ultrafiltration water distribution channel 31, and a plurality of submerged ultrafiltration membrane tanks 34 disposed inside the submerged ultrafiltration membrane tank 33, wherein submerged ultrafiltration membranes are disposed in the submerged ultrafiltration membrane tanks 34, the self-cleaning filter device 6 is connected to the submerged ultrafiltration water distribution channel 31, and the cushion layer 35 is used for supporting an outlet pipe and an inlet pipe of the submerged ultrafiltration membrane tanks 34;
the immersed ultrafiltration membrane tank 33 is provided with a plurality of water inlets communicated with the immersed ultrafiltration water distribution channel 31, the water flow direction of the immersed ultrafiltration water distribution channel 31 is vertical to the water inlet direction of the water inlets, and the water inlets are used for enabling raw water in the immersed ultrafiltration water distribution channel 31 to uniformly and slowly flow into the immersed ultrafiltration membrane tank 33 and enter the immersed ultrafiltration membrane tank 34; a fresh water outlet of the immersed ultrafiltration membrane tank 34 is connected with the immersed ultrafiltration water outlet device 4, a concentrated water outlet of the immersed ultrafiltration membrane tank 34 is arranged inside the immersed ultrafiltration membrane pool 33, the concentrated water outlet is connected with the immersed ultrafiltration water distribution channel 31 through a pipeline, the immersed ultrafiltration water distribution channel 31 and the immersed ultrafiltration membrane pool 33 are integrated, and the immersed ultrafiltration water inlet gate device 32 is a pneumatic gate;
the immersed ultrafiltration water distribution channel 31 is used for enabling raw water to flow uniformly, the immersed ultrafiltration water inlet gate device 32 is used for controlling the connection or disconnection between the immersed ultrafiltration water distribution channel 31 and the immersed ultrafiltration membrane tank 33, the immersed ultrafiltration membrane tank 33 is used for storing the immersed ultrafiltration membrane tank 34, and the immersed ultrafiltration membrane tank 34 is used for filtering suspended solids, bacteria or pathogens of the raw water and generating concentrated water and fresh water;
the immersed ultrafiltration membrane pool 33 comprises an immersed ultrafiltration membrane pool body 331 and a water collecting pit 332 arranged on the water discharging side of the immersed ultrafiltration membrane pool body 331, the immersed ultrafiltration membrane pool 33 further comprises a cushion layer 35 arranged between the immersed ultrafiltration membrane tank 34 and the immersed ultrafiltration membrane pool 33 and used for filling redundant volume, the immersed ultrafiltration membrane tank 34 and the cushion layer 35 are arranged in the immersed ultrafiltration membrane pool 33 in parallel, and a water inlet is arranged on the immersed ultrafiltration membrane pool body 331; the water collecting pit 332 is arranged on one side of the cushion layer 35, a water outlet is arranged in the water collecting pit 332 and used for discharging concentrated water, a chamfer is arranged on one side of the cushion layer 35, which is positioned on the upper part of the water collecting pit 332 and used for increasing the outflow speed of the concentrated water, and the water outlet is used for inputting chemical cleaning agents into the immersed ultrafiltration membrane tank 33; the cushion 35 is used to reduce the impact of the chemical cleaning agent on the submerged ultrafiltration membrane cassette 34 during the chemical cleaning agent entry.
Examples 1-2 were used as follows:
(1) raw water is filtered by a pretreatment system and then stored in a clean water tank device 1, the clean water tank device 1 is connected with an immersed ultrafiltration water inlet device 2, the ultrafiltration water inlet device 2 is connected with a self-cleaning filter device 3, the self-cleaning filter device 3 is connected with an immersed ultrafiltration water distribution channel 31, and the raw water is conveyed into an immersed ultrafiltration membrane tank 33;
(2) after entering the immersed ultrafiltration water distribution channel 31, the raw water is uniformly distributed to the water inlets on the upper part of the side walls of the immersed ultrafiltration membrane tanks 33 by utilizing the characteristic of uniform flow of the open channel, and then the immersed ultrafiltration water inlet gate devices 32 are opened to allow the raw water to uniformly and slowly enter the immersed ultrafiltration membrane tanks 33.
(3) The immersed ultrafiltration membrane tank 34 is fixed inside the immersed ultrafiltration membrane pool 33, the immersed ultrafiltration membrane tank 34 is connected with the immersed ultrafiltration water outlet device 4, and the immersed ultrafiltration water outlet device 4 is connected with the immersed ultrafiltration water generating pool device 5;
(4) and according to the overall control of the immersed ultrafiltration system, opening and closing the immersed ultrafiltration water inlet gate 32, and controlling the water inlet of the immersed ultrafiltration system to uniformly and smoothly enter the immersed ultrafiltration membrane pool 33 through the immersed ultrafiltration water distribution channel 31.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (10)
1. The utility model provides a high concentration waste water submergence formula ultrafiltration system which characterized in that: comprises a clean water tank device (1), an immersed ultrafiltration water inlet device (2), an immersed ultrafiltration membrane tank system (3), an immersed ultrafiltration water outlet device (4) and an immersed ultrafiltration water production tank device (5) which are connected in sequence;
the fresh water tank device (1) is used for storing raw water filtered by a pretreatment system, the immersed ultrafiltration water inlet device (2) is used for receiving the raw water and conveying the raw water to the immersed ultrafiltration membrane tank system (3), the immersed ultrafiltration membrane tank system (3) is used for filtering suspended solids, bacteria or pathogens of the raw water, the immersed ultrafiltration water outlet device (4) is used for receiving the fresh water filtered by the immersed ultrafiltration membrane tank system (3) and conveying the fresh water to the immersed ultrafiltration water production tank device (5), and the immersed ultrafiltration water production tank device (5) is used for storing the fresh water;
the immersed ultrafiltration membrane pool system (3) comprises an immersed ultrafiltration water distribution channel (31) connected with the immersed ultrafiltration water inlet device (2), an immersed ultrafiltration water inlet gate device (32) arranged on a water path of the immersed ultrafiltration water distribution channel (31), an immersed ultrafiltration membrane pool (33) communicated with the immersed ultrafiltration water distribution channel (31) and a plurality of immersed ultrafiltration membrane tanks (34) arranged in the immersed ultrafiltration membrane pool (33), wherein immersed ultrafiltration membranes are arranged in the immersed ultrafiltration membrane tanks (34);
the immersed ultrafiltration membrane pool (33) is provided with a plurality of water inlets communicated with the immersed ultrafiltration water distribution channel (31), the water flow direction of the immersed ultrafiltration water distribution channel (31) is vertical to the water inlet direction of the water inlets, and the water inlets are used for enabling raw water in the immersed ultrafiltration water distribution channel (31) to uniformly and slowly flow into the immersed ultrafiltration membrane pool (33) and enter the immersed ultrafiltration membrane tank (34); a fresh water outlet of the immersed ultrafiltration membrane tank (34) is connected with the immersed ultrafiltration water outlet device (4), and a concentrated water outlet of the immersed ultrafiltration membrane tank (34) is arranged in the immersed ultrafiltration membrane pool (33);
the immersed ultrafiltration water distribution channel (31) is used for enabling the raw water to flow uniformly, the immersed ultrafiltration water inlet gate device (32) is used for controlling the connection or disconnection between the immersed ultrafiltration water distribution channel (31) and the immersed ultrafiltration membrane tank (33), the immersed ultrafiltration membrane tank (33) is used for storing the immersed ultrafiltration membrane tank (34), and the immersed ultrafiltration membrane tank (34) is used for filtering suspended solids, bacteria or pathogens of the raw water and generating concentrated water and fresh water;
the immersed ultrafiltration membrane pool (33) comprises an immersed ultrafiltration membrane pool body (331) and a water collecting pit (332) arranged on one side of water drainage of the immersed ultrafiltration membrane pool body (331), the immersed ultrafiltration membrane pool (33) further comprises an immersed ultrafiltration membrane box (34) and a cushion layer (35) used for filling redundant volume between the immersed ultrafiltration membrane pool (33), the immersed ultrafiltration membrane box (34) and the cushion layer (35) are arranged in the immersed ultrafiltration membrane pool (33) in parallel, and a water inlet is arranged on the immersed ultrafiltration membrane pool body (331).
2. The high-concentration wastewater submerged ultrafiltration system of claim 1, wherein: the device is characterized in that a self-cleaning filter device (6) is arranged between the immersed ultrafiltration water inlet device (2) and the immersed ultrafiltration membrane pool system (3), the self-cleaning filter device (6) is connected with the immersed ultrafiltration water distribution channel (31), the self-cleaning filter device (6) is used for filtering suspended matters and particles of raw water, and the self-cleaning filter device (6) is used for high-pressure backwashing.
3. The high-concentration wastewater submerged ultrafiltration system of claim 1, wherein: the concentrated water outlet is connected with the immersed ultrafiltration water distribution channel (31) through a pipeline.
4. The high-concentration wastewater submerged ultrafiltration system of claim 1, wherein: the immersed ultrafiltration water distribution channel (31) and the immersed ultrafiltration membrane pool (33) are integrated, and the high-concentration wastewater immersed ultrafiltration system further comprises a cleaning device, a dosing device, an electrical system and an instrument control device.
5. The high-concentration wastewater submerged ultrafiltration system of claim 1, wherein: the immersed ultrafiltration water inlet gate device (32) is a pneumatic gate.
6. The high-concentration wastewater submerged ultrafiltration system of claim 1, wherein: the cushion layer (35) is used for supporting the water outlet pipeline and the air inlet pipeline of the immersed ultrafiltration membrane box (34).
7. The high-concentration wastewater submerged ultrafiltration system of claim 1, wherein: the water collecting pit (332) is arranged on one side of the cushion layer (35), and a water discharging port is arranged in the water collecting pit (332) and used for discharging the concentrated water.
8. The high-concentration wastewater submerged ultrafiltration system of claim 7, wherein: and a chamfer is arranged on one side of the cushion layer (35) positioned at the upper part of the water collecting pit (332).
9. The high-concentration wastewater submerged ultrafiltration system of claim 8, wherein: the chamfer is used for improving the outflow speed of the concentrated water.
10. The high-concentration wastewater submerged ultrafiltration system of claim 8, wherein: the water outlet is used for inputting chemical cleaning agents to the immersed ultrafiltration membrane pool (33); the cushion layer (35) is used for relieving the impact of the chemical cleaning agent entering the immersed ultrafiltration membrane box (34).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120614806.5U CN214780921U (en) | 2021-03-26 | 2021-03-26 | High concentration waste water submergence formula ultrafiltration system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120614806.5U CN214780921U (en) | 2021-03-26 | 2021-03-26 | High concentration waste water submergence formula ultrafiltration system |
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| Publication Number | Publication Date |
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| CN214780921U true CN214780921U (en) | 2021-11-19 |
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Address after: 100039 6th floor, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing Patentee after: Guoneng Water Environmental Protection Co.,Ltd. Country or region after: China Address before: 100039 501, 502, 5th floor, building 1, yard 16, West Fourth Ring Middle Road, Haidian District, Beijing Patentee before: Guoneng Lang Xinming Environmental Protection Technology Co.,Ltd. Country or region before: China |