CN113321268B - Sewage plant interlink water treatment equipment with reverse osmosis function - Google Patents
Sewage plant interlink water treatment equipment with reverse osmosis function Download PDFInfo
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- CN113321268B CN113321268B CN202110438768.7A CN202110438768A CN113321268B CN 113321268 B CN113321268 B CN 113321268B CN 202110438768 A CN202110438768 A CN 202110438768A CN 113321268 B CN113321268 B CN 113321268B
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
- C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
- C02F2201/006—Cartridges
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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Abstract
The invention discloses a sewage plant connecting ring water treatment device with a reverse osmosis function, which comprises a primary filter pipe and a plurality of secondary filter pipes overlapped in rows, wherein the tail ends of the secondary filter pipes are provided with a circulation group for returning filtered concentrated liquid to the front ends of the secondary filter pipes, the interior of the primary filter pipe is connected with a plurality of filter membrane groups end to end, each filter membrane group is formed by butting a main coil and a filter membrane pipe, the interior of each secondary filter pipe is sleeved with a permeable membrane in a roll structure, a water collecting pipe is bonded to one long edge of each permeable membrane, the middle layer of each permeable membrane is provided with a water inlet net, and a semi-permeable membrane and a water production net are sequentially arranged above and below the water inlet net. The invention circularly filters high-concentration sewage by arranging the first-stage filter pipes and the spiral push type filter membrane group, intercepts large-particle macromolecular substances, and then leads filtered clean liquid into the plurality of groups of second-stage filter pipes for circular filtration for many times to obtain purified water and collect the purified water for standby application, thereby having the effects of practical value and saving use cost.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a sewage plant connecting ring water treatment device with a reverse osmosis function.
Background
The reverse osmosis technology is that under the pressure action of the solution osmotic pressure, water molecules flow through the semipermeable membrane layer, but impurities cannot penetrate through the semipermeable membrane layer, so that the separation of purified water and polluted impurities is realized. Common semipermeable membranes are cellulose acetate membranes and poly-ammonium-bis-phosphonate membranes. The semipermeable membrane can filter heavy metals, organic matters, bacteria, residual chlorine and the like in water, and the reverse osmosis membrane does not separate dissolved oxygen, so that the produced water is running water and is particularly suitable for the water treatment requirement of a high-pollution and high-hardness water source. Most of the existing sewage plants directly adopt a plurality of groups of cylinder membrane groups with semipermeable membranes to filter sewage, and the sewage concentration is too high, so that the filtering pressure of the semipermeable membranes in the cylinders is increased, the maintenance period of the semipermeable membranes is shortened, and the use cost is improved.
Disclosure of Invention
The invention aims to provide sewage plant interlinked water treatment equipment with a reverse osmosis function, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides sewage plant interlinked water treatment equipment with a reverse osmosis function, which comprises a primary filter pipe and a plurality of secondary filter pipes overlapped in rows, wherein a water inlet group is arranged between the primary filter pipe and the plurality of secondary filter pipes, a circulating group for returning filtered concentrated solution to the front end of the secondary filter pipes is arranged at the tail end of the plurality of secondary filter pipes, a plurality of filter membrane groups are connected with the inside of the primary filter pipe end to end, each filter membrane group is formed by butting a main spiral pipe and a filter membrane pipe, the outer side of each filter membrane pipe is wrapped with a filter membrane, a semi-permeable membrane flap is arranged in an inner interlayer of each filter membrane, a water filter opening corresponding to the position of the semi-permeable membrane flap is arranged in the middle of each filter membrane pipe along the axial direction of the filter membrane pipe, a spiral sheet is welded on the outer side of the main spiral pipe, the major diameter of the spiral sheet is equal to the inner diameter of the primary filter pipe, and a speed reduction motor for driving the filter membrane group to rotate is arranged at the front end of the primary filter pipe, a pressure increasing plate and a pressure spring for increasing the pressure of sewage in the primary filter pipe are arranged in the tail end of the primary filter pipe, and the top of the tail end of the primary filter pipe is connected with a flow guide pipe for guiding filtered concentrated liquid in the primary filter pipe to the front end;
the inside of the secondary filter tube is sleeved with a permeable membrane in a roll-shaped structure, one long edge of the permeable membrane is bonded with a water collecting tube, the middle layer of the permeable membrane is provided with a water inlet net, a semi-permeable membrane and a water production net are sequentially arranged above and below the water inlet net and in the direction far away from the water inlet net, the semi-permeable membrane is bonded with the edge of the water production net, a plurality of water inlets are arranged at the top of the water collecting pipe along the axial direction of the water collecting pipe, the two ends of the secondary filter tube are respectively sleeved with an end cover and a sleeve cover, the water inlet group comprises a booster pump for pumping the filtered clean liquid in the filter membrane tube and a water inlet tube for correspondingly communicating a plurality of secondary filter tubes, circulation group includes a pair of back flow that is the L type and the self priming pump that is used for the interior filtration dense liquid of suction return flow, and is a plurality of the tail end of second grade chimney filter is installed and is used for discharging its interior drainage group and the water purification case that filters the clean liquid.
As a further improvement of the technical scheme, the spiral plate has at least one circle, the two ends of the main coil pipe are radially provided with positioning holes, the two ends of the filter membrane pipe are radially provided with limiting holes, and the limiting holes correspond to the positioning holes and are internally inserted with limiting pins.
As a further improvement of the technical scheme, one side edge of the filter membrane is provided with a card in an L shape, the other side edge of the filter membrane is provided with a clamping block matched with the card in a clamping manner, and the two ends of the filter membrane are sleeved with sealing rings.
As a further improvement of the technical scheme, a connecting pipe butted with the filter membrane pipe is arranged in the tail end of the primary filter pipe, two ends of the primary filter pipe are respectively sleeved with a sealing cover, a sewage pipe is communicated with the top of the front end of the primary filter pipe, a sewage tank is arranged above the sewage pipe, the top of the tail end of the primary filter pipe is positioned above the middle part of the pressure spring and is communicated with a water filter pipe, the water filter pipe is matched with the bottom of the flow guide pipe in a sleeved mode, and the top of the flow guide pipe is arranged above the inner cavity of the sewage tank.
As a further improvement of the technical scheme, the outer sides of the water inlet net, the semi-permeable membrane and the water production net are bonded and sealed with each other, the front end and the rear end of the uppermost water production net are bonded with sealing strips, and the permeable membrane is wound outside the water collecting pipe towards the side where the sealing strips are located.
As a further improvement of the technical scheme, one end of the water collecting pipe penetrates through the center of the sleeve cover, the other end of the water collecting pipe is sleeved with the annular frame, the end face of the sleeve cover is communicated with the concentrated liquid pipe, the vertical section of the return pipe is inserted with the plurality of liquid collecting pipes, and one side of each liquid collecting pipe is communicated with the branch pipe which is correspondingly sleeved with the concentrated liquid pipe.
As a further improvement of this technical scheme, it is a plurality of the intercommunication is equipped with communicating pipe between the middle part of inlet tube, the bottom both sides of communicating pipe all communicate and are equipped with the filling tube, the end of intaking of booster pump closely cup joints with the connecting pipe, the play water end of booster pump closely cup joints with one of them filling tube, one side intercommunication of inlet tube is equipped with the sleeve pipe that corresponds the cup joint with the end cover.
As a further improvement of the technical scheme, the horizontal end of the return pipe is sleeved with the collecting pipe, the water inlet end of the self-sucking pump is inserted into the middle of the collecting pipe, and the water outlet end of the self-sucking pump is tightly sleeved with the other injection pipe.
As a further improvement of the technical scheme, the drainage group comprises a plurality of clean water discharge pipes and a water suction pump, the water inlet end of the water suction pump is tightly sleeved with one end of the plurality of clean water pipes, the other end of each clean water pipe is sealed, the side face of each clean water pipe is communicated with a water guide pipe tightly sleeved with the tail end of the corresponding water collection pipe, and the water outlet end of the water suction pump extends to the upper portion of the inner cavity of the clean water tank.
As a further improvement of the technical scheme, the two-stage filter tube is provided with a tube placing frame outside, the tube placing frame is welded with a plurality of layers of square frames at equal intervals along the vertical direction, and the circulation group is arranged at the lowest layer of the tube placing frame.
Compared with the prior art, the invention has the beneficial effects that:
1. among this sewage plant interlink water treatment facilities with reverse osmosis function, through having set up the sewage circulating filtration of one-level filter tube with high concentration, and hold back large granule macromolecule thing, wherein set up screw propulsion's filter membrane group in the one-level filter tube, therefore reduce the input of booster pump, alright obtain pressure, again will filter in the clean liquid drainage of leading into a plurality of groups second grade filter tubes that set up, the semi-permeable membrane circulating filtration who recycles the book is many times, and obtain the water purification and collect for use, it has practical value and saves use cost's effect.
2. Among this sewage plant interlink water treatment facilities with reverse osmosis function, through setting up the filter membrane group into the main coil of sectional type, filter membrane pipe and filter membrane piece, and then be convenient for the dismouting change filter membrane piece and half permeable diaphragm valve, avoid spending the half permeable diaphragm in the plenty of time change second grade filter tube, improved the work efficiency in the finite time.
3. In this sewage plant interlink water treatment facilities with reverse osmosis function, through set up pressure boost board and pressure spring in the tail end of one-level filter tube, utilize the elasticity of pressure spring and the propulsive force of flight for intraductal sewage obtains pressure, and then through semi-permeable membrane lamella reverse osmosis, and utilize the position change of pressure boost board, and make the sewage of intraductal tail end circulate away, and then flow back to the sewage case through the honeycomb duct, its design benefit has reduced the input of water pump.
Drawings
FIG. 1 is a schematic view of the entire structure of embodiment 1;
FIG. 2 is a schematic view showing the overall structure of a primary filtration tube according to embodiment 1;
FIG. 3 is a schematic view showing an internal assembly structure of a primary filter tube according to example 1;
FIG. 4 is a schematic diagram of the filter assembly of example 1;
FIG. 5 is a schematic view of the structure of a primary filtration tube of example 1;
FIG. 6 is a schematic diagram showing the filter assembly of example 1;
FIG. 7 is a disassembled view of the filter sheet of example 1;
FIG. 8 is an exploded view of a secondary filter tube according to example 1;
FIG. 9 is a schematic structural view showing the expanded state of the permeable membrane of example 1;
FIG. 10 is an enlarged schematic view of the structure at the point A in example 9;
FIG. 11 is a schematic view of the structure of a water inlet group in example 1;
FIG. 12 is a schematic view of the structure of a circulation group in accordance with embodiment 1;
FIG. 13 is a schematic view of the structure of a drainage group according to example 1;
fig. 14 is a schematic view of the pipe rack structure of example 1.
The various reference numbers in the figures mean:
100. a primary filter tube; 101. a sewage pipe; 102. a water filter pipe; 103. sealing the cover;
110. a filter membrane group; 111. a main coil; 1111. a spiral sheet; 1112. positioning holes; 112. a membrane filtering pipe; 1121. a water filtering port; 1122. a limiting hole; 1123. a spacing pin; 113. a filter membrane sheet; 1131. a semi-permeable membrane flap; 1132. a clamping block; 1133. a card; 114. a seal ring;
120. a reduction motor; 130. a connecting pipe; 140. a pressure increasing plate; 141. a pressure spring; 150. a flow guide pipe; 160. a sewage tank;
200. a secondary filter tube;
210. an end cap; 220. a permeable membrane; 221. a water producing net; 222. a water inlet net; 223. a semi-permeable membrane; 224. a seal;
230. a water collection pipe; 231. a water inlet; 232. covering; 233. a concentrate tube; 234. an annular frame;
240. a water inlet group; 241. a water inlet pipe; 2411. a sleeve; 242. a communicating pipe; 2421. an injection pipe; 243. a booster pump;
250. a circulation group; 251. a return pipe; 2511. a collecting pipe; 252. a liquid collecting pipe; 2521. pipe distribution; 253. a self-priming pump;
260. a drainage group; 261. a water purifying pipe; 2611. a water conduit; 262. a water pump; 270. a water purifying tank; 280. and placing a pipe frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "central axis", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Example 1
Referring to fig. 1 to 14, the present invention provides a sewage treatment plant with reverse osmosis function, including a primary filtering pipe 100 and a plurality of secondary filtering pipes 200 stacked in rows, a water inlet set 240 is disposed between the primary filtering pipe 100 and the plurality of secondary filtering pipes 200, and the purified water (water molecules and ions) filtered from the primary filtering pipe 100 is introduced into the plurality of secondary filtering pipes 200 through the water inlet set 240 for continuous purification, so as to improve the sewage purification efficiency, reduce the purification burden of a reverse osmosis membrane (i.e., a semipermeable membrane) in the secondary filtering pipes 200, and prolong the service life thereof. The tail ends of the secondary filter pipes 200 are provided with a circulation group 250 for returning the filtered concentrated solution to the front end thereof, so that the filtered concentrated solution is circularly purified and filtered, and the reutilization of water resources is improved. The inside head and the tail of first-order filter tube 100 is connected with a plurality of filter membrane groups 110, and filter membrane group 110 comprises main coil 111 and filter membrane pipe 112 butt joint, adopts assembled structure, does benefit to the dismouting and maintains and changes the pellicle. The outer side of the filter membrane tube 112 is wrapped with a filter membrane sheet 113, the inner interlayer of the filter membrane sheet 113 is provided with a semi-permeable membrane valve 1131, and the filter membrane sheet 113 is made into a double-layer thin sheet by plastic so as to clamp the semi-permeable membrane valve 1131 and then is bonded and sealed. The middle part of the filter membrane tube 112 is provided with a water filtering opening 1121 corresponding to the position of the semi-permeable membrane 1131 along the axial direction, so that the sewage in the primary filter tube 100 is permeated into the filter membrane tube 112 from the water filtering opening 1121 through the reverse osmosis of the semi-permeable membrane 1131 and is guided out. The outer side of the main coil 111 is welded with the spiral piece 1111, the major diameter of the spiral piece 1111 is equal to the inner diameter of the primary filter pipe 100, and the spiral piece 1111 continuously pushes the sewage in the primary filter pipe 100 to move by utilizing the rotation of the main coil 111. The front end of the primary filter tube 100 is provided with a speed reducing motor 120 for driving the filter membrane group 110 to rotate, and the output shaft of the speed reducing motor 120 is coaxially connected with the foremost main coil 111. The tail end of the primary filter tube 100 is internally provided with a pressure increasing plate 140 and a pressure spring 141 for increasing the pressure of the sewage therein, the top of the tail end of the primary filter tube 100 is connected with a flow guide tube 150 for guiding the filtered concentrated solution therein to the front end, the pressure of the sewage in the primary filter tube 100 is higher than the osmotic pressure thereof by utilizing the elasticity of the pressure spring 141 and the pushing force of the spiral sheet 1111, and then the particles with small particle size, such as water molecules and ions in the sewage, permeate into the filter membrane tube 112 through the semi-permeable membrane valve 1131 and are discharged in a centralized manner, and the sewage is continuously pushed into the tail end of the primary filter tube 100 along with the rotation of the spiral sheet 1111, so that the pressure increasing plate 140 is pressed to retreat until the inside of the primary filter tube 100 is communicated with the flow guide tube 150, and the filtered concentrated water in the primary filter tube 100 is pushed into the flow guide tube 150 and flows back to the front end of the primary filter tube 100 to continue circular filtration. Meanwhile, a delay switch is required to be installed in a control circuit of the reducing motor 120, and then the reducing motor 120 is controlled to form intermittent delay energization work, so that the last section of sewage in the primary filter pipe 100 is discharged into the flow guide pipe 150, meanwhile, the pressurizing plate 140 can rebound due to the stop of the reducing motor 120, and when the reducing motor 120 is restarted, the spiral sheet 1111 is continuously driven to pressurize the sewage in the pipe.
The inside cover of second grade filter tube 200 is equipped with osmotic membrane 220 that is roll-like structure, and the contact surface of its state multiplicable and sewage does benefit to abundant osmotic filtration. A water collecting pipe 230 is adhered to one long side of the permeable membrane 220, and is used for guiding the filtered clean liquid permeated by the permeable membrane 220. The middle layer of the permeable membrane 220 is provided with a water inlet net 222, the upper and lower sides of the water inlet net 222 are sequentially provided with a semi-permeable membrane 223 and a water production net 221 in the direction far away from the water inlet net 222, the water inlet net 222 and the water production net 221 are both made of plastic materials and have a net-shaped sheet structure which plays a role of an interlayer and a supporting role, the semi-permeable membrane 223 is bonded with the edge of the water production net 221, the semi-permeable membrane 223 is not bonded with the water inlet net 222, after a filtered concentrated solution enters from one end of the secondary filter pipe 200, the filtered concentrated solution can only enter from between the semi-permeable membrane 223 and the water inlet net 222, and is gathered in a spiral cavity of the permeable membrane 220 in a winding structure through reverse osmosis of the semi-permeable membrane 223, the top of the water collection pipe 230 is provided with a plurality of water inlets 231 along the axial direction thereof, and is used for guiding the filtered purified water in the spiral cavity of the permeable membrane 220 to flow into the water collection pipe 230 from the water inlets 231. The two ends of the secondary filter pipe 200 are respectively sleeved with an end cover 210 and a sleeve cover 232, which are used for keeping the interior of the secondary filter pipe 200 sealed, so as to collect and filter the concentrated liquid. The water inlet group 240 comprises a booster pump 243 for pumping the filtered clean liquid in the filter membrane pipe 112 and a water inlet pipe 241 for correspondingly communicating the plurality of secondary filter pipes 200, the filtered concentrated liquid flows into the secondary filter pipes 200 by using the pump pressure of the booster pump 243 to form a pressure greater than the osmotic pressure of the secondary filter pipes, and then is subjected to reverse osmosis to the water collecting pipe 230 through the semi-permeable membrane 223. The circulation group 250 includes a pair of return pipes 251 having an L shape and a self-priming pump 253 for pumping the filtered concentrated liquid in the return pipes 251, so that the filtered concentrated liquid in the secondary filter pipe 200 is pumped by the self-priming pump 253 to flow back to the front end of the secondary filter pipe 200, thereby performing circulation filtration. The tail ends of the secondary filter pipes 200 are provided with a drainage group 260 for discharging the filtered clean liquid therein and a clean water tank 270, and the drainage group 260 is communicated with the water collecting pipe 230 so as to discharge the filtered clean liquid into the clean water tank 270 for storage.
Specifically, the spiral piece 1111 has at least one turn, so that the interior of the main coil 111 can be divided into a plurality of chambers, so that the contaminated water in each chamber can be filtered by the membrane tube 112 individually. The two ends of the main coil 111 are radially provided with positioning holes 1112, the two ends of the filter membrane tube 112 are radially provided with limiting holes 1122, the limiting holes 1122 correspond to the positioning holes 1112 and are internally inserted with limiting pins 1123, and the main coil 111 and the filter membrane tube 112 can be quickly disassembled and assembled in the connecting mode, so that the maintenance and the replacement are convenient.
Specifically, one side of the filter membrane sheet 113 is provided with an L-shaped clamping piece 1133, and the other side of the filter membrane sheet 113 is provided with a clamping block 1132 engaged with the clamping piece 1133, i.e., the inside of the clamping block 1132 is provided with an L-shaped hollow groove, so that the filter membrane sheet 113 is tightly wrapped around the outer side of the filter membrane tube 112. The two ends of the filtering membrane 113 are sleeved with the sealing rings 114, and the filtering membrane tube 112 is provided with convex rings near the two ends thereof, so that the filtering membrane 113 and the filtering membrane tube 112 are sealed, and further, sewage can only be reversely permeated into the filtering membrane tube 112 from the semi-permeable membrane valve 1131.
Further, a connection pipe 130 is provided at the rear end of the primary filter pipe 100 to be abutted against the filter membrane pipe 112, so that the pressurizing plate 140 obtains a moving stroke at the outside thereof. The two ends of the primary filter tube 100 are respectively sleeved with a sealing cover 103, and the main coil 111 and the connecting tube 130 which are positioned at the foremost end both penetrate through the center of the sealing cover 103 and are sleeved with rubber rings for ensuring the sealing state inside the primary filter tube 100. The top of the front end of the primary filter pipe 100 is communicated with a sewage pipe 101, a sewage tank 160 is arranged above the sewage pipe 101, sewage falls from the sewage tank 160, flows into the primary filter pipe 100 through the sewage pipe 101, and is propelled forward along with the rotation of the spiral piece 1111. The top of the tail end of the first-stage filter tube 100 is communicated with the water filter tube 102 above the middle part of the pressure spring 141, the water filter tube 102 is in sleeve fit with the bottom end of the flow guide tube 150, the top end of the flow guide tube 150 is arranged above the inner cavity of the sewage tank 160, and when the pressure increasing plate 140 is pushed by water flow and retreats behind the water filter tube 102, the water flow is pushed into the water filter tube 102 and flows into the flow guide tube 150 to be discharged.
Further, the outer sides of the water inlet net 222, the semi-permeable membrane 223 and the water production net 221 are bonded and sealed with each other, i.e. the filtering concentrated solution is prevented from permeating from the outer sides of the three. Seals 224 are bonded to the front and rear ends of the uppermost water production net 221, the seals 224 are made of silica gel, the permeable membrane 220 is wound outside the water collecting pipe 230 toward the side where the seals 224 are located, that is, the seals 224 are wound at the two ends of the water collecting pipe 230 to form a sealed state, so that the filtered concentrated solution is prevented from entering the water inlet 231 from the two ends of the water collecting pipe 230.
Further, one end of the water collecting pipe 230 penetrates through the center of the cover 232, and the other end of the water collecting pipe 230 is sleeved with the annular frame 234 for being sleeved in the secondary filter pipe 200 to play a supporting role. The terminal surface intercommunication of set lid 232 is equipped with concentrate pipe 233, and the vertical section of back flow 251 is pegged graft and is had a plurality of liquid collecting pipe 252, and one side intercommunication of liquid collecting pipe 252 is equipped with the branch pipe 2521 that corresponds the cup joint with concentrate pipe 233 to this drainage secondary filter 200 interior filtration concentrate, and then the backward flow refilters.
Specifically, the communication pipes 242 are communicated between the middle portions of the plurality of water inlet pipes 241, the injection pipes 2421 are communicated with both sides of the bottom end of the communication pipe 242, the water inlet end of the booster pump 243 is tightly sleeved with the connection pipe 130, the water outlet end of the booster pump 243 is tightly sleeved with one of the injection pipes 2421, one side of the water inlet pipe 241 is communicated with the sleeve 2411 which is correspondingly sleeved with the end cover 210, the booster pump 243 is started to pump the filtered clean liquid in the filter membrane group 110, the filtered clean liquid is pumped into the communication pipe 242 after being pressurized by the booster pump, then flows into the plurality of water inlet pipes 241, and is discharged into the secondary filter pipe 200 corresponding to the filtered clean liquid from the sleeve 2411.
Specifically, the horizontal end of the return pipe 251 is sleeved with the gathering pipe 2511, the water inlet end of the self-priming pump 253 is inserted into the middle of the gathering pipe 2511, the water outlet end of the self-priming pump 253 is tightly sleeved with the other injection pipe 2421, the self-priming pump 253 is started to pump the filtered concentrated solution in the secondary filter pipe 200 through the return pipe 251 into the communicating pipe 242, and then the filtered concentrated solution flows back to the front end of the secondary filter pipe 200 so as to be filtered again.
Furthermore, the water discharge group 260 is composed of a plurality of water discharge pipes 261 and a water pump 262, the water inlet end of the water pump 262 is tightly sleeved with one end of the plurality of water purification pipes 261, the other end of the water purification pipe 261 is sealed, and the side surface of the water purification pipe 261 is communicated with a water guide pipe 2611 tightly sleeved with the tail end of the water collection pipe 230, the water outlet end of the water pump 262 extends to the upper part of the inner cavity of the water purification tank 270, the water pump 262 is started to pump the filtered purified liquid in the water collection pipe 230 through the water purification pipe 261, and the filtered purified liquid is pumped into the water purification tank 270 to be stored.
Besides, the pipe placing frames 280 are arranged outside the secondary filter pipes 200, the square frames of the layers are welded on the pipe placing frames 280 at equal intervals in the vertical direction, the circulation group 250 is arranged at the lowest layer of the pipe placing frames 280, the pipe placing frames 280 enable the secondary filter pipes 200 to be arranged orderly, and the secondary filter pipes can be bound on the square frames by using hoops or iron wires, so that unified management is facilitated.
When the sewage is filtered, the sewage is injected into the sewage tank 160 in advance, and naturally flows into the front end chamber of the primary filter pipe 100, then the speed reduction motor 120 and the time delay switch are started to intermittently electrify the sewage to work, and further the plurality of filter membrane groups 110 are driven to synchronously rotate, the spiral sheet 1111 slowly pushes the sewage to fill the whole primary filter pipe 100, further the pushing force enables the sewage to be in reverse osmosis to the filter membrane pipe 112 through the semi-permeable membrane valve 1131, then the booster pump 243 is started to pump the filtered clear liquid collected in the filter membrane pipe 112, the filtered clear liquid is pumped into the communicating pipe 241 after being self-pressurized, then flows into the plurality of water inlet pipes 2411, and then is discharged into the secondary filter pipe 200 corresponding to the semi-permeable membrane through the sleeve 2411, and then enters from between the semi-permeable membrane 223 and the water inlet net 222, and further passes through the reverse osmosis of the semi-permeable membrane 223 and is collected in the spiral cavity of the spiral membrane 220 in a roll-wound structure, the water inlet and outlet flow knife collecting pipe 230 is located at the junction of the permeable membrane 220, and flows into the collecting pipe 230 from the water inlet 231 for collection, then the self-priming pump 253 is started to pump the filtered concentrated liquid in the secondary filtering pipe 200 through the return pipe 251 to be pumped into the communicating pipe 242, and further flows back to the front end of the secondary filtering pipe 200 so as to be filtered again, and meanwhile, the water suction pump 262 is started to pump the filtered clean liquid in the collecting pipe 230 through the clean water pipe 261 to be pumped into the clean water tank 270 for storage.
The foregoing shows and describes the general principles, principal features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a sewage plant interlink water treatment facilities with reverse osmosis function which characterized in that: including one-level filter tube (100) and a plurality of second grade filter tube (200) of stack in bank, one-level filter tube (100) and a plurality of be provided with into water group (240) between second grade filter tube (200), it is a plurality of the tail end of second grade filter tube (200) is provided with and is used for flowing back circulation group (250) to its front end the concentrated solution that filters, the inside head and the tail of one-level filter tube (100) has connect a plurality of filter membrane groups (110), filter membrane group (110) are by main spiral tube (111) and filter membrane pipe (112) butt joint constitution, the outside parcel of filter membrane pipe (112) has filter membrane piece (113), the interior intermediate layer of filter membrane piece (113) is provided with semi-permeable membrane lamella (1131), the filter tube (112) the middle part just offer filter water mouth (1121) that correspond with semi-permeable membrane lamella (1131) position along its axis direction, the outside welding of main spiral tube (111) has spiral piece (1111), the big footpath of spiral piece (1111) equals with the internal diameter of one-level filter tube (100), the front end of the primary filter pipe (100) is provided with a speed reducing motor (120) for driving the filter membrane group (110) to rotate, the tail end of the primary filter pipe (100) is internally provided with a pressure increasing plate (140) and a pressure spring (141) for increasing the pressure of sewage in the primary filter pipe, and the top of the tail end of the primary filter pipe (100) is connected with a guide pipe (150) for guiding the filtered concentrated solution in the primary filter pipe to the front end;
the inside cover of second grade chimney filter (200) is equipped with osmotic membrane (220) that is roll-type structure, the long limit of osmotic membrane (220) bonds and has collector pipe (230), the middle level of osmotic membrane (220) is equipped with into water net (222), the direction of the upper and lower side of intaking net (222) and keeping away from into water net (222) is equipped with semi-permeable membrane piece (223) and produces water net (221) in proper order, semi-permeable membrane piece (223) with the edge bonding of producing water net (221), a plurality of water inlets (231) have been seted up just along its axis direction in the top of collector pipe (230), end cover (210) and upper shield (232) have been cup jointed respectively at the both ends of second grade chimney filter (200), intake group (240) including being used for pumping in the filtration membrane pipe (112) and filtering booster pump (243) of clean liquid and being used for corresponding the intercommunication a plurality of inlet tube (241) of second grade chimney filter (200), circulation group (250) includes a pair of being the back flow (251) that is the L type and is used for pumping back flow (251) The self priming pump (253) of interior filtration dense liquid, it is a plurality of drainage group (260) and water purification case (270) that are used for discharging its interior filtration clean liquid are installed to the tail end of second grade filter tube (200).
2. The sewage plant interlinked water treatment equipment with reverse osmosis function as claimed in claim 1, wherein: the spiral piece (1111) has at least one circle, the both ends department of main coil (111) radially seted up locating hole (1112), the both ends department of filter membrane pipe (112) radially seted up spacing hole (1122), spacing hole (1122) with locating hole (1112) correspond and inside grafting has spacing round pin (1123).
3. The sewage plant interlinked water treatment equipment with reverse osmosis function as claimed in claim 1, wherein: one side of straining diaphragm (113) is equipped with card (1133) that are the L type, the opposite side of straining diaphragm (113) is equipped with fixture block (1132) that matches the joint with card (1133), seal ring (114) has been cup jointed at the both ends of straining diaphragm (113).
4. The sewage plant interlinked water treatment equipment with reverse osmosis function as claimed in claim 1, wherein: be equipped with in the tail end of one-level filter tube (100) and filter membrane tube (112) butt joint connecting pipe (130), closing cap (103) have all been cup jointed at the both ends of one-level filter tube (100), the front end top intercommunication of one-level filter tube (100) is equipped with sewage pipe (101), the top of sewage pipe (101) is provided with sewage case (160), the tail end top of one-level filter tube (100) just is located pressure spring (141) middle part top intercommunication is equipped with strainer (102), strainer (102) with the cooperation is cup jointed to the bottom of honeycomb duct (150), the top of honeycomb duct (150) is arranged in the inner chamber top of sewage case (160).
5. The sewage plant interlinked water treatment equipment with reverse osmosis function as claimed in claim 1, wherein: the outer sides of the water inlet net (222), the semi-permeable membrane (223) and the water production net (221) are bonded and sealed with each other, the front end and the rear end of the water production net (221) on the uppermost layer are bonded with seals (224), and the permeable membrane (220) is wound on the outer side of the water collecting pipe (230) towards the side where the seals (224) are located.
6. The sewage plant interlinked water treatment equipment with reverse osmosis function as claimed in claim 1, wherein: one end of the water collecting pipe (230) penetrates through the center of the sleeve cover (232), the other end of the water collecting pipe (230) is sleeved with the annular frame (234), the end face of the sleeve cover (232) is communicated with the concentrated liquid pipe (233), the vertical section of the return pipe (251) is connected with the plurality of liquid collecting pipes (252) in an inserting mode, and one side of each liquid collecting pipe (252) is communicated with the branch pipe (2521) which is correspondingly sleeved with the concentrated liquid pipe (233).
7. The sewage plant interlinked water treatment equipment with reverse osmosis function as claimed in claim 4, wherein: the middle part of a plurality of inlet tube (241) is communicated with each other and is provided with a communicating tube (242), both sides of the bottom end of the communicating tube (242) are communicated with each other and are provided with an injection tube (2421), the water inlet end of the booster pump (243) is tightly sleeved with the connecting tube (130), the water outlet end of the booster pump (243) is tightly sleeved with one of the injection tubes (2421), and one side of the inlet tube (241) is communicated with a sleeve (2411) which is correspondingly sleeved with the end cover (210).
8. The sewage plant interlinked water treatment apparatus with reverse osmosis function according to claim 7, wherein: the horizontal end of the return pipe (251) is sleeved with a collecting pipe (2511), the water inlet end of the self-sucking pump (253) is inserted into the middle of the collecting pipe (2511), and the water outlet end of the self-sucking pump (253) is tightly sleeved with the other injection pipe (2421).
9. The sewage plant interlinked water treatment equipment with reverse osmosis function as claimed in claim 1, wherein: drainage group (260) comprise a plurality of clean water pipes (261) and suction pump (262), the end of intaking of suction pump (262) closely cup joints with the one end of a plurality of clean water pipes (261), the other end of clean water pipe (261) is sealed and its side intercommunication is equipped with aqueduct (2611) that closely cup joints with collector pipe (230) tail end, the play water end of suction pump (262) extends to the inner chamber top of water purification case (270).
10. The sewage plant interlinked water treatment equipment with reverse osmosis function as claimed in claim 1, wherein: a plurality of the outside of second grade chimney filter (200) is provided with puts pipe support (280), it has a plurality of layers of square frame to put pipe support (280) along the equidistant welding of vertical direction, circulation group (250) are arranged in put the lower floor of pipe support (280).
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CN113321268B true CN113321268B (en) | 2022-07-05 |
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CN210393831U (en) * | 2019-07-18 | 2020-04-24 | 无锡科雷水处理设备有限公司 | Deionized water equipment |
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US7297268B2 (en) * | 1999-05-25 | 2007-11-20 | Miox Corporation | Dual head pump driven filtration system |
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CA2669844A1 (en) * | 2008-11-07 | 2010-05-07 | The Good Water Company, Inc. | Reverse osmosis system |
CN206103728U (en) * | 2016-09-23 | 2017-04-19 | 广州市心德实业有限公司 | Small -size multi -functional membrane device |
CN206219343U (en) * | 2016-11-14 | 2017-06-06 | 河南正阳建设工程有限公司 | A kind of sewage-treatment plant of adding pressure type discharge |
CN208389792U (en) * | 2018-05-21 | 2019-01-18 | 上海缘脉环境科技有限公司 | Nano filter membrance device |
CN109796089A (en) * | 2019-03-25 | 2019-05-24 | 段崇楷 | A kind of environment-protective circulating formula water pollution processing unit using physical method |
CN210393831U (en) * | 2019-07-18 | 2020-04-24 | 无锡科雷水处理设备有限公司 | Deionized water equipment |
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