Utility model content
In order to solve above-mentioned technical problem at least one, according to one side of the present utility model, provide a kind of floatation type water treatment facilities, comprising: mixed cell, filter element, control and power unit, pilot unit, wherein, the water inlet end crossing aquaporin of mixed cell connects with the water inlet being arranged on floatation type water treatment facilities front portion, and its water side crossing aquaporin connects with filter element;Controlling and power unit includes pump and outlet pipe, the water filtered through filter element is discharged from the rear portion of floatation type water treatment facilities by outlet pipe under the effect of this pump;Pilot unit is for controlling floatation type water treatment facilities direction of advance in water.
Floatation type water treatment facilities according to this utility model embodiment, alternatively, the water inlet of floatation type water treatment facilities is arranged at the front that this equipment is anterior.
Floatation type water treatment facilities according to this utility model embodiment, alternatively, mixed cell be internally provided with multiple dividing plate, between adjacent separator or between dividing plate and the inwall of mixed cell formed passage, multistage passage head and the tail connection formed have revolving structure cross aquaporin.
Floatation type water treatment facilities according to this utility model embodiment, alternatively, controlling and power unit also includes dosing pump, the medicament in the chemical tank being arranged at float type water process device interior or outside is pumped in mixed cell by this dosing pump by extending into its internal administration line set and the drug tube crossing being arranged around at the water inlet of mixed cell from the outside of mixed cell.
Floatation type water treatment facilities according to this utility model embodiment, alternatively, filter element includes: support member, filter medium, filter medium support, wherein, one side of support member or dual-side are provided with groove, the frame structure being made up of filter medium and filter medium support can load the groove of support member, further, multiple support members and the frame structure being made up of filter medium and filter medium support between them together form the filter screen structure of filter element together with the relevant barrier sheets of the mixed cell of securing supports.
Floatation type water treatment facilities according to this utility model embodiment, alternatively, filter element includes more than one layer of filter screen structure, the water of blended cell processing flows into the innermost layer filter screen structure of filter element, and the water after this innermost layer filter screen structure processes filters then through outer one layer of filter screen structure of nested innermost layer filter screen structure.
Floatation type water treatment facilities according to this utility model embodiment, alternatively, for multiple filtration web frame, from inside to outside arrange the filter medium that pore size filter is descending.
Floatation type water treatment facilities according to this utility model embodiment, alternatively, are positioned the groove one group relative of adjacent supporting piece, and filter medium support can slide along this two groove by filter medium with the frame structure that filter medium support forms.
Floatation type water treatment facilities according to this utility model embodiment, alternatively, filter medium is made up of non-woven fabrics.
Floatation type water treatment facilities according to this utility model embodiment, alternatively, filter element includes recessed storage mud chamber.
Floatation type water treatment facilities according to this utility model embodiment, alternatively, the water inlet end of the outlet pipe crossing the mouth of a river or control and power unit that the shifting board between filter element and control and power unit is arranged is connected to anti-vortex board.
Floatation type water treatment facilities according to this utility model embodiment, alternatively, are controlling and the outlet pipe of power unit arranges pump, valve before the water inlet end of this outlet pipe or water inlet end side arrange pump, valve after the water side of this outlet pipe or side, water side arrange pump.
Floatation type water treatment facilities according to this utility model embodiment, alternatively, controlling and power unit includes controlling module, this control module is based on the signal of the liquid-level switch arranged in filtration unit outlet position, control the power supply of pump and dosing pump, and/or power to alarm and send alarm signal.
Floatation type water treatment facilities according to this utility model embodiment, alternatively, pilot unit changes the direction that floatation type water treatment facilities advance in water by the effect to current, or adjusts, by changing the water outlet direction of floatation type water treatment facilities, the direction that this equipment advances in water.
Floatation type water treatment facilities according to this utility model embodiment, alternatively, arrange closed cabin in the inside of the front and/or rear of floatation type water treatment facilities.
Floatation type water treatment facilities according to this utility model embodiment, it is possible to achieve techniques below effect at least one: set electric power system, control system, process equipment in one, simple and compact for structure;In conjunction with water treatment technology, adopt former water and medicament after fully flocculating in hybrid channel, filtering through cheap Non-woven fabrics filter easy to make, the water after filtration is either directly through pump device for transferring, and flocculate centralized collection is easy to regularly focus at storage mud intracavity;The counteracting force produced especially with the draining after filtering as hull motive force, coordinates rudder for ship to use, it is achieved the movement of carrier and speed controlling, reaches zero dead angle of river course purified treatment;This device adopts negative-pressure type filter type simultaneously, consumes energy low;Adopting electric closed-loop control system in control, automaticity is high, and system is easy to control and advantageously reduces operator's workload and improves work efficiency.
Detailed description of the invention
For making the purpose of this utility model embodiment, technical scheme and advantage clearly, below in conjunction with the accompanying drawing of this utility model embodiment, the technical scheme of this utility model embodiment is clearly and completely described.Obviously, described embodiment is a part of embodiment of the present utility model, rather than whole embodiments.Based on described embodiment of the present utility model, the every other embodiment that those of ordinary skill in the art obtain under the premise without creative work, broadly fall into the scope of this utility model protection.
Unless otherwise defined, technical term used herein or scientific terminology should be and have the ordinary meaning that the personage of general technical ability understands in this utility model art." first ", " second " that use in this utility model patent application specification and claims and similar word are not offered as any order, quantity or importance, and are used only to distinguish different ingredients.Equally, the similar word such as " " or " " does not indicate that quantity limits yet, and indicates that and there is at least one.
According to embodiment of the present utility model, it is provided that a kind of floatation type water treatment facilities, it is based on the construction features of self, is integrated in conjunction with medicament and filtration water technology technique, the water body carrying this equipment is circulated water and processes;These floatation type water treatment facilities are preferably adapted for city river and as the river course of landscape water body, lake.
Floatation type water treatment facilities according to this utility model design, not by the combination of existing water treatment facilities Yu hull, but devise a kind of raft, and its structure is on the whole for carrying out the water circular treatment of water body;Certainly, from the angle of exterior appearance, it is also possible to by increasing external structure and decoration, be configured to the moulding of ship.
Fig. 1 schematically shows the top view of the floatation type water treatment facilities according to this utility model embodiment.As it is shown in figure 1, floatation type water treatment facilities have the profile of similar ship shape.This configuration design allows for the outward appearance of equipment on the one hand and the overall view of handled water body is not impacted and destroyed as far as possible;Allow for equipment travelling performance in water on the other hand.Alternatively, other profile can also be adopted according to the floatation type water treatment facilities of this utility model embodiment, such as, circular, oval, square etc..
As it is shown in figure 1, the floatation type water treatment facilities according to this utility model embodiment, specifically include that mixed cell 100, filter element 200, control and power unit 300, pilot unit 600, floating enhancement unit 700, housing main body 900.
Wherein, the floating enhancement unit 700 of optional setting can include closed cabin, storage air or water filling wherein, overall buoyancy with increase or the equipment of adjustment, and owing to this floating enhancement unit 700 is arranged on the inside of device housings, it is possible to do not affect the overall dimensions of equipment and move the resistance being subject in water.Alternatively, as it is shown in figure 1, be respectively provided with floating enhancement unit 700 (closed cabin) at front and back (in Fig. 1 left and right directions) two ends of equipment, the balance of buoyancy is so conducive to.According to other embodiments of the present utility model, floating enhancement unit 700 can also be arranged on the outside of equipment monolithic case.
Fig. 2 schematically shows the top plan view of the floatation type water treatment facilities of embodiment illustrated in fig. 1, it illustrates the structure of water treatment facilities according to this utility model embodiment, and utilizes the water flow inside that these water treatment facilities carry out when water processes to flow to;Fig. 3 is the main pseudosection of the floatation type water treatment facilities shown in Fig. 1;Fig. 4 is the zoomed-in view of part-structure shown in Fig. 3.In conjunction with Fig. 2, Fig. 3 and Fig. 4, it is possible to be more fully understood that the structure of floatation type water treatment facilities according to this utility model embodiment.
Mixed cell 100 directs or through pipeline and connects with the water inlet of floatation type water treatment facilities, and it is connected with filter element 200 directly or by pipeline, it is also possible to the chemical tank (not shown) directly or by pipeline with storage water purification with medicament is connected.In mixed cell 100, it is possible to achieve through the mixing of water and the former water of pending water body of dissolved oxygen, it is also possible to realize the mixing of medicament and water.According to different process demands or requirement, object and the mode of mixing is controlled by valve etc., and all realize in same mixed cell, the dosing pond during existing water circular order processes, dissolved oxygen pond can be saved, saving processes space, and this is very important for the limited floatation type water treatment facilities of volume.
As shown in Figures 2 and 3, according to embodiment of the present utility model, the water inlet of floatation type water treatment facilities is arranged at the front of equipment.So, when water treatment facilities are advanced in river course or lake, namely the former water of pending water body can be flowed into device interior along with equipment direct of travel opposite direction, to carry out purified treatment.
More specifically, this water inlet can be arranged at below the water line of equipment in whole or in part, so pending former water can be provided by the flowing of the former water of staying water self and/or former aqueous phase to enter the power that water treatment facilities carry out processing for the flowing (equipment can floating movement in water body) of this equipment, the setting of reactor that former water is extracted in ship by water pump or process chamber it is entirely through compared to the boat form water treatment facilities in background technology, the accessible discharge of scheme of this utility model embodiment is bigger, disposal ability is higher, also more environmentally-friendly.Alternatively it is also possible to auxiliarily to flow into water treatment facilities for pending former water by water treatment facilities water pump either internally or externally to provide power.Alternatively, according to embodiment of the present utility model, the water inlet of floatation type water treatment facilities can also be arranged at side or other position of equipment.
Alternatively, trash rack 901 is set, as shown in Figures 2 and 3 in water inlet, it is possible to the big floating things such as the broken twigs or float kept off outside equipment, it is prevented that these big objects enter into inside water treatment facilities, the fault such as cause pipeline blockage or water route not smooth.
As in figure 2 it is shown, mixed cell (mixed cabin) 100 can have multiple revolving structure so that current flow in mixed cabin inner bending, thus extending incorporation time, it is possible to improve mixed effect.Specifically, mixed cell 100 be internally provided with multiple dividing plate 101, and between these dividing plates, form continuous print passage, after making water enter mixed cell 100 from trash rack 901, along the revolution flowing of this continuous passage, and finally can flow out to filter element 200 from the outlet of mixed cell 100.
Rotating channel be by adjacent separator 101 between passage head and the tail connection formed.More specifically, start-up portion at passage, respective one end of two dividing plate sums is fixedly connected on the inwall of mixed cabin nacelle, and the distance between divider ends is mated with the water inlet of mixed cell 100 or the width of equipment water inlet or trash rack 901, that is, divider ends distance on nacelle inwall is more than or equal to the width of mixed cell water inlet or equipment water inlet or trash rack 901, as shown in Figure 2, such water can only enter passage after mixed cell 100 and along this channel flow entering, without flowing directly to the other parts of passage or entering into the other parts of mixed cell 100, thus obtaining better mixed effect, the other parts of equipment can also be played waterproofing protection effect.In mixed cabin, adopt one or more revolving structure, it is possible to increase the distance of water flowing, extend mixing and the time of reaction, improve the effect of mixing and pretreatment, it is possible to improve the utilization rate of mixed cabin finite volume.Alternatively, adopt the mode of welding that the fixing end of dividing plate is connected to the inwall of mixed cabin.
As in figure 2 it is shown, administration line set 805 extend into mixed cabin 100 inside, and medicament can be pumped in the water of mixed cabin 100 by the drug tube crossing 805A being arranged near mixed cabin 100 water inlet and mix.Delivering medicament near water inlet, and cross in aquaporin along with the flowing of water continues mixing in follow-up, it is possible to improve the effect of dissolved oxygen, it is also possible to extend the response time of medicament.Alternatively, it is provided with observation port 906 at the chemical feed pipe crossing 805A cover plate 905 being provided above, is used for observing the input situation of medicament.
Alternatively, the spacing between dividing plate in mixed cell 100 can also be change, so can so that mixing the change that there is width on the direction that its revolution extends of aquaporin, and then make passage cross water sectional area to change, so that the speed of current also changes with channel width change, the speed change of this current can promote mixing, improves the effect of mixing.The channel design that can adopt width incremental variations designs, gradually decrease liquid agitation intensity, for mixed liquid in the stage of reaction enough collision opportunity of creation and good absorption (or separation) condition, growth for flco creates chance, effectively raises efficiency and clean-up effect that water processes.The width incremental variations of this passage can realize by arranging the spacing of dividing plate, for instance, present width incremental variations from second segment passage to final stage passage, it is also possible to begin to present width incremental variations from first paragraph passage.
In the mixed cabin internal structure scheme shown in Fig. 2, dividing plate has curve shape in their extension direction, for instance, waveform, thus correspondingly forming shaped form or corrugated aquaporin excessively.Owing to non-linear channels can increase the collision effect of current and dividing plate, say, that dividing plate itself can to the current generation flow-disturbing effect of process, thus promote mixing and reaction.In scheme shown in Fig. 2, multiple corrugated partition shape are similar and substantially parallel arrangement, and production and processing and the installation of dividing plate is easy in this design;Nonparallel arrangement can also be adopted to form aquaporin, and nonparallel arrangement itself so that crossing the change width of aquaporin, and can strengthen the flow-disturbing effect of dividing plate itself, improves mixing quality.
The inner chamber of mixed cell 100 can be airtight nacelle, and dividing plate is arranged in this cavity, thus the height that divider upright is on its bearing of trend is not over cavity inside top.Alternatively, under the restriction of housing depth, higher dividing plate is adopted, it is possible to increased the effective of aquaporin and cross water sectional area, and increased mixed effect.
Alternatively, it is also possible to multiple spoiler is inwardly set in the water-flowing path that revolving structure is formed, produce local back current, promote mixed effect further.
Filter element 200 utilizes non-woven fabrics, as filter medium, blended unit 100 is carried out the water after medicament mixing etc. processes and is filtered.This filter element 200 includes: chute 201 non-woven fabrics 202 non-woven fabrics frame-type support 203.As in figure 2 it is shown, the dividing plate 101 that the gripper shoe 204 being provided with chute 201 is similar to mixed cell 100 is fixed on bottom the nacelle of equipment, and this gripper shoe 204 can be fixed on the dividing plate 101 of mixed cell 100.The dual-side of this gripper shoe 204 is provided with chute 201, the frame structure being made up of non-woven fabrics 202 and non-woven fabrics frame-type support 203 is positioned the chute 201 one group relative of adjacent shore plates 204, and non-woven fabrics frame-type support 203 can slide up and down along this two chute 201.Alternatively, gripper shoe 204 can also be have the support bar of chute.
As in figure 2 it is shown, the gripper shoe 204 in mixed cell 100 side is fixedly connected on the dividing plate 101 of mixed cell 100;Specifically, two gripper shoes 204 in this side have chute 201 at it and load the non-woven fabrics frame-type support 203 of correspondence, and are fixedly connected on the dividing plate 101 of correspondence at its another side;Alternatively, gripper shoe 204 is fixed on dividing plate 101 by the mode by welding;It is respectively provided with chute 201 on the both sides of the gripper shoe 204 away from mixed cell 100 side, and loads the corresponding edge of the non-woven fabrics frame-type support 203 of correspondence.Then, multiple gripper shoes 204 or support bar and the frame structure being made up of non-woven fabrics 202 and non-woven fabrics frame-type support 203 between them define a filter space jointly together with the dividing plate 101 of the mixed cell 100 of fixed support plate 204, water after the process of blended unit 100 flows into this filter space, and is filtered processing by the non-woven fabrics as filter medium subsequently.Surrounding owing to above-mentioned gripper shoe, non-woven fabrics frame structure and dividing plate define the Guan Bi except the mixed cell outlet formed by dividing plate, the water flowed out from mixed cell will not flow directly out without described filter space.
The impurity dirt etc. filtered can be stayed its inner surface after crossing drainage by non-woven fabrics 202, it is therefore desirable to it is carried out, safeguards and/or changes.As shown in Figure 3 and Figure 4, cover plate 905 is provided with backplate 209, open this backplate 209 non-woven fabrics 202 and non-woven fabrics frame-type support 203 to be combined the frame structure of formation and extract out from chute 201, and can be carried out in device external, safeguard or change, then be slidably inserted into chute 201.Alternatively, backplate 209 is provided with handle 208, convenient opening and closing backplate 209.Additionally, cover plate 905 is arranged on above filter element 200 and is installed on housing main body 900.Adopt non-woven fabrics as filtering material, make simple and easy, cheap, and the plug-in filter screen structure adopted in structure, it is easy to clean and change.
The water flowed out from mixed cell 100 is filtered in the above-mentioned filter space of filter element 200, mud entrained in water and water and medicament react in mixed cabin S shape rotating channel the floccule of formation etc. can filter element 200 in precipitation.In order to increase the internal memory storage of mud, reducing liquid level, the filter space part at filter element 200 forms recessed storage mud chamber 207, in order to increase the volume of storage spoil hopper 207, the bottom in storage mud chamber 207 can be set below the bottom surface of floatation type water treatment facilities, as shown in Figure 3.In addition, alternatively, at cover plate 905, mud-suction hole 206 is set corresponding to the part stored up above mud chamber 207, for extracting the deposit in storage mud chamber 207 with flexible pipe, so when not stopping water treatment facilities work or cleaning storage mud chamber 207 water treatment facilities pull in shore can not needed.The structure in this storage mud chamber 207 also allows for regularly focusing on dirt.
Shifting board 205 is arranged on filter element 200 and controls and between power unit 300, for two unit are divided into two nacelle.It was provided with the mouth of a river at shifting board 205, after water after the filter space of filter element 200 filters flows out to filter space outside, cross the mouth of a river flow control and the pipeline of power unit 300 from the inside of filter element 200 through this, represent in Fig. 2 shown in the arrow of flow direction.Alternatively, arrange in this filter element 200 and be connected to the described anti-vortex board 211 crossing the mouth of a river, this anti-vortex board 211 is possible to prevent the current because flowing into the mouth of a river too fast and forms eddy current, causing eddy current to enter the pipeline of control and power unit 300 entrainment of air-flow thus producing air-resistance phenomenon in pipeline, affecting the properly functioning of equipment;Additionally, prevent eddy current from minimum effective water level in filter element can also be made to lower, extend the cycle of stop cleaning filter screen.
It is also equipped with liquid-level switch 210 at shifting board 205, is used for the liquid level monitoring in filter element 200, and monitor signal is sent to the control module 310 of control and power unit 300.Liquid-level switch 210 can also send early warning signal when liquid level position is lower than predetermined value to control module 310.
As shown in Figure 2, control and power unit 300 is the equipment working portion being separated to form by shifting board 205 and shifting board 305, the water that shifting board 205 is possible to prevent in filter element 200 enters into control and power unit 300, and shifting board 305 can also will control and the other parts of power unit 300 and equipment nacelle separate.
Outlet pipe 303 extends through in controlling and power unit 300 along the direction of advance of equipment, the water inlet end of outlet pipe 303 can connect with the mouth of a river of crossing of shifting board 205, or the water inlet end of outlet pipe 303 extend in filter element 200 (now anti-vortex board 211 is connected with the water inlet end of outlet pipe) through shifting board 205 as shown in Figure 2, and the water side of outlet pipe 303 reaches equipment compartment external body through housing main body 900 as shown in Figure 3.Outlet pipe 303 is provided with pump 301, by outlet pipe 303, the water in filter element 200 is extracted into equipment compartment external body, and owing to the water outlet direction of outlet pipe 303 is contrary with equipment direction of advance in water, therefore, according to equipment of the present utility model can only using the reverse water outlet of outlet pipe 303 as advance power.This employing filters counteracting force that heel row water produces as the structure of motive force, and consume energy the low and filter area that considerably increases floatation type water treatment facilities and use scope.
Alternatively, the bottom of pump 301 is arranged on the hold plate of control and power unit 300, and owing to pump 301 is conducted oneself with dignity relatively larger, this structure can avoid outlet pipe 303 load-bearing, it is also possible to reduce the overall center of gravity of equipment.On the other hand, pump is arranged at filtration unit outlet side, it may be achieved negative pressure filtration, i.e. low energy consumption but also service life of pump can be extended.
Can before the water inlet end of outlet pipe 303 or water inlet end side arrange pump valve 302, valve 307 after the water side of outlet pipe 303 or side, water side arrange pump, before pump, valve 302 can control the water entrance outlet pipe 303 of filter element 200 and enter flow (coordinating with pump 301), after pump, valve 307 can control water outlet and the water flow (coordinating with pump 301) of outlet pipe 303, it is also possible to the Water Spreading preventing equipment compartment external enters outlet pipe 303.By pump 301 with the coordinating of valve 307 after valve before pump 302 and pump, Water discharge flow speed and the flow of water pipe 303 can be adjusted, thus regulating the forward thrust to floatation type water treatment facilities, and pump 301 can be carried out dismounting maintenance by valve 307 closedown after valve before pump 302 and pump simultaneously.
In order to observe the real-time liquid level position of filter element 200, it is possible to arrange liquid level window pipe 304.Liquid level window pipe 304 is installed vertically on shifting board 205 and inner chamber and is communicated with filter element 200 respectively by the holes up and down arranged at shifting board 205.This liquid level window pipe 304 can be tubular structure and be made of clear material.
Control and power unit 300 can also include supply module 309, control module 310, alarm 312.Supply module 309 by electromotor, accumulator or solar powered, can provide facility for distance Large Copacity river course or emergency filtration treatment.
Control module 310 to be powered by supply module 309, and be connected with pump 301, dosing pump 308, liquid-level switch 210, alarm 312 respectively by cable, for controlling pump 301, the operating of dosing pump 308 powers, and reading liquid-level switch 210 triggers signal and controls each pump for electrically disconnected during low liquid level, power to alarm 312 and send alarm signal simultaneously, cause pump 301 to continue to run with cavitation erosion (or idle running) damage caused in case water level is too low in filter element 200 cabin.Specifically, in filter net jam situation, the outlet liquid level step-down of filter element 200, cause that the liquid-level switch 210 arranged in filtration unit outlet position is triggered, control module 310 and can control water pump 301 and the disconnection of dosing pump 308 power supply circuits, cause pump 301 to continue to run with the cavitation erosion damage caused in case water level is too low in filter element 200, control module 310 simultaneously and power to alarm 312 and send alarm signal, remind operator to notice that blowdown works.Operator can also be reminded to carry out power operation by reporting to the police.
Dosing pump 308 is located in control and power unit 300 and is put in mixed cell 100 by the medicament in the chemical tank being arranged at device interior or outside with drug tube crossing 805A by administration line set 805.
Controlling and nacelle shell above power unit 300 or extend to control and the cover plate 905 of power unit 300 can arrange into compartment 902, it is simple in personnel's access arrangement nacelle, carry out maintenance maintenance.
Floatation type water treatment facilities according to this utility model embodiment can also include pilot unit 600, adjustment direction during for advancing in water.Pilot unit 600 is arranged at equipment tail end, namely the other end of equipment water inlet place end.Pilot unit 600 includes: handle 601, axle sleeve 602, rotating shaft 603 and direction plate 604.Axle sleeve 602 is fixed on housing main body 900, if the closed cabin volume requirement of floating enhancement unit 700 is relatively big, axle sleeve 602 can also pass the closed cabin of the floating enhancement unit 700 being arranged on equipment rear end;Rotating shaft 603 is fastened in axle sleeve 602 and can rotate freely in axle sleeve 602, rotating shaft 603 lower end is connected with direction plate 604, rotating shaft 603 upper end is connected with handle 601, then can realize rotarily driving direction plate 604 synchronous rotary with handle 601, the effect of current be changed to the direction that floatation type water treatment facilities advance in water thereby through direction plate 604.
The pilot unit 600 of the floatation type water treatment facilities according to this utility model embodiment can adopt the above-mentioned manual operations utilizing handle 601, it would however also be possible to employ the mechanical control methods such as rudder, it is also possible to coordinates electrical control.Pilot unit 600 can change the direction that floatation type water treatment facilities advance in water by the effect to current, it is also possible to adjusts, by changing the water outlet direction of equipment outlet pipeline, the direction that floatation type water treatment facilities advance in water.
Fig. 5 schematically shows the partial top sectional view of the floatation type water treatment facilities according to another embodiment of this utility model.In the scheme shown in Fig. 5, on the basis of the organization plan of filter element 200 shown in Fig. 1, increase and be provided with one layer and added 203 by gripper shoe 204, non-woven fabrics frame structure 201 and the Guan Bi except mixed cell 100 outlet formed by dividing plate 101 except that mixed cell 100 dividing plate 101 is formed encirclement structure.That is, the filter space of filter element 200 can comprise more than the filtration of a layer, and only internal layer filtration (being similar to the filtration shown in Fig. 1) connects with the outlet of mixed cabin 100, the water after internal layer filtration filters enters the filter space part of outer filter structure qualification and carries out next stage filtration.Alternatively, according to filtration needs, it is possible to arrange the non-woven fabrics of different pore size filter from internal layer filtration outer layers filtration, for instance from inside to outside arrange the multi-layer nonwoven fabrics that pore size filter is descending, it is possible to achieve the multistage filtering of (from coarse to fine).For multiple filtration structure, it is possible to be arranged to the structure that non-woven fabrics 202 is carried out, safeguards and/or is changed as shown in Figure 3 and Figure 4, for instance include the backplate 209 etc. coordinated with non-woven fabrics frame position.The filter screen inserting or extracting outer filter structure can be actually needed according to what water processed.The design of multiple structure layout inside and outside filter screen, can realize coarse filtration for the demand of different quality and essence filters unrestricted choice.
Floatation type water treatment facilities according to this utility model embodiment integrate filtration and chemicals treatment technique, can realize being sufficiently mixed of water and medicament, process for purification of water quality and do rationally efficient pretreatment, improve efficiency and effect that water processes;The selection of its EL inner filtration material, makes simple and easy, cheap, the draw and insert-type filter screen structure that structure adopts, it is easy to cleans and changes;The design of multiple structure layout inside and outside filter screen simultaneously, can realize coarse filtration for the demand of different quality and essence filters unrestricted choice;Its water and medicament are storing up mud intracavity through the abundant reacted flocculate centralized collection of S type passage, it is simple to regularly focus on;In filter net jam situation, filtering cabin outlet liquid level step-down, cause that the level switch signal that filter exit position, cabin is arranged triggers, controller system can control water pump and Teat pipette power supply circuits disconnect, pump 1 is caused to continue to run with cavitation erosion (or idle running) damage caused in case water level is too low in EL, controller system is powered to alarm and is sent alarm signal simultaneously, reminds operator to note blowdown (or changing cleaning filter plate) work;Power in selection at equipment, can power by the power supply such as integrated electricity generator, accumulator or solar energy in system, provide facility for distance Large Copacity river course or emergency filtration treatment, there is bigger use scope.
Floatation type water treatment facilities according to this utility model embodiment, it is possible to be arranged in water body or together with ecological water treatment facility around etc., common build management automatically and the water treatment system run.
The above is only exemplary embodiment of the present utility model, and not for limiting protection domain of the present utility model, protection domain of the present utility model is determined by appended claim.