CN100522324C

CN100522324C - Water purifying apparatus

Info

Publication number: CN100522324C
Application number: CNB2006101030090A
Authority: CN
Inventors: 郭瑜珊
Original assignee: XINSHI FILM TECHNOLOGY Co Ltd
Current assignee: XINSHI FILM TECHNOLOGY Co Ltd
Priority date: 2006-07-03
Filing date: 2006-07-03
Publication date: 2009-08-05
Anticipated expiration: 2026-07-03
Also published as: CN101099923A

Abstract

The water purifier includes one seat, one casing on the seat, one detachable water-producing pipe inside the casing, several detachable laminated filter units around the water producing pipe, and one detachable top cover. Each of the filter units has one flat filter membrane bag, one central hole and clamps for water tightly connection to the adjacent filter membrane bag. There are gaps between adjacent filter membrane bags for direct cleaning before being reused.

Description

Water purifier

Technical field

The present invention is relevant for a kind of purifier, and is particularly to a kind of water purifier of detachable cleaning filter membranes.

Background technology

Present running water is to add chlorine in former water, to reach sterilization, but running water is after providing and delivering through very long and old pipeline, various pollutions still may be taken advantage of the crack and go into, cause the water quality of disengaging not good, therefore, all kinds of water purification equipment just arise at the historic moment, common water purifier mainly includes a housing with a bottom opening, one removably is installed in the filter core in this housing, one is installed in the bottom of this housing bottom opening, an and check valve that is installed on this bottom, wherein this filter core mainly is to make the wave rugosity with fibrous materials such as continuous yarn or nonwoven, and has a center through hole, and have a blasthole and an apopore on this bottom, and and this water inlet is communicated with this enclosure interior, this apopore is then corresponding to the through hole of this filter core bottom.

So, after this check valve was opened, former water can be pumped in this housing via this blasthole, utilized hydraulic pressure that hydrone is pressed through the hole of this filter core, made by the drainage behind this filter core to disengage extraneous the use by this through hole, delivery port again.This water purifier mainly utilizes the void density of filter material, intercepts microorganism and suspended particulate in the former water, but its drainage effect is relatively poor, is suitable as pre-treatment usually and uses.

Another kind of water purifier then is the drainage mode of utilization membrane separation technique, its filter core mainly is that miillpore filter is made hollow fiber, comparatively known is capillary (Hollow Fiber) filter core that Mitsubishi and US business ZENON company are developed, it mainly is that doughnut constriction that most calibers are tiny is in package, utilize hydraulic pressure to obtain clean water by doughnut, but it is dirty quite easily stifled between its fibre bundle, except taking out cleaning, making the aquatic products amount also reduces, and very high for the raw water turbidity conditional request, be applicable to the area use that water quality is good.

In addition, utilization reverse osmosis membrane (Reverese Osmosis is still arranged, RO) or ultrafiltration membrane (Ultra Filtration, UF) made diaphragm type filter core, this kind filter core is to be drum with film with folded (Spiral-Wound) mode spooling layer by layer of spiral bag, its mode of operation is in former water end (W.E.) pressurization, makes pure hydrone penetrate film (TFC Membrane) and produces pure water, and the various impurity that can't penetrate film simultaneously are along with concentrated discharge of wastewater.

Yet, above-listed various water purifiers, no matter be fabric filter element, the capillary filter core still is the diaphragm type filter core, when the long-pending attached a large amount of mud colloid of filter core, though also may be by regular forward or back flush, remove the mud on surface and change the concentration polarization phenomenon, but effect is unsatisfactory, main cause is that filter core is gapless compact structure, and can't take out or disassembly, cleaning, make the particle that is blocked in the fenestra surface, the glue plumage is difficult to remove, so can only utilize special chemical agent regularly to clean at present, perhaps whole filter core can only be considered as consumptive material and directly substitute renewal, both uneconomical also not environmental protection.

In addition, except reducing in the running water because of adding the peculiar smell that forms behind the chlorine, and the accessory substance after the sterilizations such as haloform, benzene, vinyl chloride, most those skilled in the art can set up one the activated carbon filter material in addition before the water inlet of former water, with as pre-process, by aforesaid organic matter of active carbon adsorption and peculiar smell, but this activated carbon cartridge still is non-disconnectable structure, same is uneconomical, and the necessary pipe arrangement that increases in addition of water purifier, makes body seem comparatively numerous and jumbled on disposing.

Summary of the invention

Therefore the object of the present invention is to provide a kind of water purifier, the filter core of water purifier can't take out cleaning in order to solve in the past, and can only clean or directly change the problem of throwing aside with medicaments.

Another object of the present invention is to provide a kind of water purifier that can built-in preposition filter material, can't change filter material separately in order to improve the preposition filter core that water purifier added in the past, and the numerous and jumbled defective improperly of whole water purifier.

According to above-mentioned purpose of the present invention, a kind of water purifier is provided, it mainly is the filtration membrane bag that filter core is changed into most flat cryptomeres, and utilize the interlocking element that the simultaneously mutual cramping of filtration membrane bag is spliced, and have suitable gap between each filtration membrane bag, make filter membrane after dirty, can take out or be disassembled in the self-cleaning hydrophone to wash.

According to a preferred embodiment of the present invention, this water purifier comprises a shell block, a shell body, a water producing pipe, a plurality of filter element and a lid at least.

This shell block has an at least one blasthole and an apopore.This shell body is installed on this shell block, has a perisporium that can define a filter chamber, and a top opening that is positioned at this perisporium top, and this filter chamber can form with this blasthole and be communicated with.This water producing pipe is removably to be installed in this filter chamber, has one around an axis and define the tube wall of a perforation, and most radially extends and be communicated with the open-work of this perforation from an outer peripheral face of this tube wall, and should perforation be communicated with this apopore.Described filter element, on the removably stacked outer peripheral face that is set in this water producing pipe, described filter element has the medium pore that a filtration membrane bag, that is flat cryptomere is positioned at these filtration membrane bag central authorities and is communicated with described open-work respectively, and a plurality of watertights ground is the interlocking group of the mutual cramping of this filtration membrane bag of adjacency, and still has the space between the filtration membrane bag after the folded group.This lid is removably disposed in the top of this shell body, with airtight this top opening.After sewage pumps into this filter chamber, can utilize filtration membrane bag to remove suspended solid and microorganism in the decontaminated water, make drainage be delivered to this apopore via this water producing pipe.

According to another object of the present invention, a kind of water purifier that can change preposition filter material and simplifying of body is separately proposed.

According to another preferred embodiment of the present invention, mainly be in the inner built-in pre-filtration units of installing of water purifier, this pre-filtration units has one and is installed in this shell body and interior pipe that can ccontaining described filter element, one is removably disposed in the box body on pipe one top in this, an and filter material that is installed in this box body, and be provided with the helical baffle plates that prolongs flow path in this box body, in the time of in raw water pump is gone into this shell body, in this under obstruct of pipe, can carry out preposition filtration through the filter material in this lid earlier, flow into again and be somebody's turn to do in the interior pipe, and after falling impurity through the membrane filtration of described filter element, import again in the perforation of this water producing pipe, apopore by this shell block disengages at last, and obtains clean water.

Therefore, the present invention adopts filter element the winding mode of long-pending folded formula, and still have the gap between the filtration membrane bag of long-pending poststack, can after film is dirty, whole filter element be taken out in shell body, or dismounting decomposition further again, with the convenient film that cleans, not only economic benefit improves and meets environmental protection, and this pre-filtration units of optionally arranging in pairs or groups, and makes the water quality of water outlet can be more clean, and built-in pre-filtration units also can be replenished filter material after opening this lid, has convenient and practical property.

Description of drawings

For above and other objects of the present invention, feature, advantage and embodiment can be become apparent, as follows to description of drawings:

Fig. 1 has shown a kind of assembled sectional view according to a preferred embodiment of the present invention.

Fig. 2 is a kind of local amplification profile of this preferred embodiment of the present invention, illustrates that a lid is with respect to the state of a shell body under airtight.

Fig. 3 is a kind of exploded stereogram of this preferred embodiment of the present invention, and the state of disassembling of a filtration membrane bag and an interlocking group of a filter element is described.

Fig. 4 is a kind of local assembled sectional view of this preferred embodiment of the present invention, illustrate this filter element with in abutting connection with the state that splices of filter element.

Fig. 5 has shown a kind of combination section according to another preferred embodiment of the present invention.

Fig. 6 is a kind of floor map of another preferred embodiment of the present invention, and the state of overlooking of a cassette holder of a pre-filtration units is described.

Fig. 7 is the floor map of another preferred embodiment of the present invention, and the state of looking up of a lid of this pre-filtration units is described.

Fig. 8 is the partial sectional view of another preferred embodiment of the present invention, illustrates that a check valve is installed in the user mode of this lid.

[main element symbol description]

100: water purifier 110: shell block

111: blasthole 112: apopore

113: centre bore 114: locating hole

120: shell body 121: filter chamber

122: perisporium 123: upper cover base

124: top opening 125: external screw thread

126: internal face 127: the waterproof ring

130: water producing pipe L: axis

131: perforation 132: tube wall

133: external thread section 134: outer peripheral face

135: open-work 140: filter element

141: filtration membrane bag 1411: film

1412: supporting network 142: medium pore

143: interlocking group 1431: locking disc

1432: axis hole 1433: rib

1434: arcuate socket 1435: grab

144: waterproof ring 150: pressing plate

151: body 152: waterproof washer

160: pull ring 170: blast pipe

172: the second ends of 171: the first ends

173: obturating plug 175: the sealing ring

174: obturating plug 180: lid

181: loam cake 182: the packing ring set

183: perforate 184: engaging piece

185: carrying handle 186: check valve

1861: depression bar 1862: the valve piece

190: pre-filtration units 191: interior pipe

1911: top 192: box body

193: filter material 194: cassette holder

1941: effluent mesh 195: lid

1951: entry mesh 196: room

197: dividing plate

The specific embodiment

Please refer to Fig. 1, it has shown a kind of assembled sectional view according to a preferred embodiment of the present invention.

This water purifier 100 can be for being installed in the water intake end in retaining tower (pond), and comprise a shell block 110, a shell body 120, a water producing pipe 130, a plurality of filter element 140, two pressing plates 150, and pull ring 160, one blast pipe 170, and a lid 180.

This shell block 110, it is class's pedestal that the top is open shape, have a blasthole 111, an apopore 112, be opened in central authorities and with these apopore 112 perpendicular centre bores 113, and a plurality of locating holes 114 that are positioned at bottom peripheral edge, this blasthole 111 is to lead to for the conveyance conduit with former water, and can utilize a valve (figure does not show) to open and close the conveying of former water, this centre bore 113 then is communicated with this apopore 112.

This shell body 120, please refer to Fig. 2, be to be hollow tubular to be fixedly arranged on this shell block 110, have a perisporium 122, that can define a filter chamber 121 and be fixedly arranged on the upper cover base 123 of these perisporium 122 outer peripheral faces, an and top opening 124 that is positioned at these perisporium 122 tops, and this filter chamber 121 forms with this blasthole 111 and is communicated with, and this upper cover base 123 includes a confession and the external screw thread 125 that this lid 180 is spirally connected, and reaches a waterproof ring 127 that is embedded at this upper cover base 123 1 internal faces 126.

This water producing pipe 130, please refer to Fig. 1 and Fig. 3, the detachable earth's axis is located in the filter chamber 121 of this shell body 120, have one around an axis L and define a perforation 131 tube wall 132, two from this axially extended external thread section 133 in tube wall 132 two ends, and a plurality of open-works 135 that radially extend and be communicated with this perforation 131 from an outer peripheral face 134 of this tube wall 132, and, the external thread section 133 that this water producing pipe 130 is positioned at the bottom is that first screw lock is wherein behind the pressing plate 150, plant is gone in the centre bore 113 of this shell block 110 again, this water producing pipe 130 can be positioned in this filter chamber 121, and its perforation 132 is communicated with these apopore 112 formation.

Described filter element 140, please refer to Fig. 3 and Fig. 4, be to be on the removably stacked outer peripheral face 134 that is set in this water producing pipe 130, and has a filtration membrane bag 141 that is flat cryptomere respectively, one medium pore 142 that is positioned at these filtration membrane bag 141 central authorities and is communicated with described open-work 135, but two watertight ground are with the interlocking group 143 of adjacent filtration membrane bag 141 mutual crampings, 143 ', and two be interposed in this filtration membrane bag 141 and described interlocking group 143 respectively, waterproof ring 144 between 143 ', wherein, this filtration membrane bag 141 includes two films 1411 and and is interposed in supporting network 1412 between the described film 1411, described film 1411 is made with PVDF (the poly-second diene of fluoridizing) material in present embodiment, and macromolecule pellicle with 0.01 micron pore size, and two films 1411 are that to connect airtight in high frequency welding mode be one in the edge, this supporting network 1412 then is with vertical, the rib of traversed by mistake is knitted and is formed, therefore, still can form small slit between the corresponding medial surface of two films 1411, the runner that flows towards this medium pore 142 by the water body behind the film 1411 is provided.

In addition, this interlocking group 143 generally is the hollow ring round, include a locking disc 1431, one is positioned at the axis hole 1432 of these locking disc central authorities, a plurality ofly be concentric radial rib 1433, the arcuate socket 1434 of this axis hole 1432 of a plurality of vicinities, and a plurality of L of being types and can stretch the grab 1435 (present embodiment is provided with three altogether) of turn in the arcuate socket 1434 ' that is located at adjacent locking disc 1431 ', when the grab 1435 of this locking disc 1431 is inserted in the arcuate socket 1434 ' of adjacent locking disc 1431 ', can form chimeric by radially turn each other, impel two adjacent locking discs 1431,1431 ' can insert and put this two film 1411, and make described filter element 140 reach the effect of the folded group of interlocking, and utilize this waterproof ring 144 closely to paste on the outer surface of film 1411, and can prevent that unfiltered former water from oozing to this water producing pipe 130.

Additional disclosure be, after described filter element 140 splices mutually, 141 of adjacent filtration membrane bag still can form suitable gap, so after described filter element 140 takes out in this shell body 120, just can be directly to filtration membrane bag 141 outer surfaces amass attached mud, particle dashes to remove and cleans.

Described pressing plate 150, referring again to Fig. 1, interlocking is on the external thread section 133 of this water producing pipe 130 respectively, use the described filter element 140 in compacting location, and described pressing plate 150 has a body 151, a plurality of waterproof washer 152 that is arranged on this body 151 respectively, is infiltrated in the perforation 131 by the two ends of this water producing pipe 130 to prevent former water.

This pulls ring 160, is to be locked on the external thread section 134 on these water producing pipe 130 tops, and is positioned at this 150 tops, sealing unit.

This blast pipe 170, it is the top of being coupling in this water producing pipe 130, first end 171 and one second end 172 with reverse setting, and two be set in respectively this first, two ends 171, obturating plug 173 on 172,174, and be embedded with a sealing ring 175 on the inwall of each obturating plug 173, this first end 171 be utilize wherein an obturating plug 173 and watertight be plugged on this water producing pipe 130 tops, this second end 172 then extends to outside this filter chamber 121 and is connected a check valve 186 (as shown in Figure 8), the effect that this blast pipe 170 is provided with, be for air that script is remained in this water producing pipe 130 can be guided out the external world, the hydrone that is beneficial to former water can be successfully interior mobile towards this water producing pipe 130 through film 144 backs.

This lid 180 referring again to Fig. 2, is removably disposed in the top of this shell body 120, with airtight this top opening 124.This lid 180 has a loam cake 181 and the screw lock packing collar 182 at this upper cover base 123, in the present embodiment, this loam cake 181 and these upper cover base 123 common these waterproof rings 127 of cramping, and include three perforates 183, two engaging pieces 184 that are convexly equipped with towards this packing collar 182, and one be arranged at central authorities carrying handle 185, wherein, two perforates 183 of contiguous outer rim respectively can be for installing one Pressure gauge and a check valve (figure does not show), the perforate 183 that is positioned at central authorities is then for installing one check valve 186, as shown in Figure 8, when one depression bar 1861 of this check valve 186 is pressed, one valve piece 1862 is moved down and open central authorities perforate 183, and then make the air in this water producing pipe 130 can be guided out the external world, in addition, after these packing ring 182 locks are set to the end, just in time can compress described engaging piece 184, can increase and this loam cake 181 between the locking locating effect, ooze out the external world to prevent the former water in this filter chamber.

After former water valve is opened, former water just is pumped into this filter chamber 121 by this blasthole 111, under the driving by hydraulic pressure, after former water can filter out impurity, microorganism by the film 1411 of described filter element 140, again in regular turn by medium pore 142, this open-work 135 of this filtration membrane bag 141, and flow in the perforation 131 of this water producing pipe 130, the apopore 112 by this shell block 110 disengages at last, and obtains clean water; Behind the long-pending attached a large amount of mud of film 1411, (can reduce by water yield and learn), the user just can close the valve of this blasthole 111, drain again and remain in former water in this filter chamber 121, then the outward winding packing collar 182 of this lid 180, utilize this carrying handle 185 to open this loam cake 181 again, the top opening 124 of this shell body 120 is no longer sealed, then, the user can stretch into finger in this filter chamber 121, and with the five fingers fastening this pulls the ring 160 back application of forces pullings that make progress, can be with whole blast pipe 170, pressing plate 150, water producing pipe 130 and filter element 140 take out in this filter chamber 121 in the lump, the stifled situation of dirt of supposing film 1411 surfaces is not serious, as long as direct water washes and can clean.

When the dirty situation on film 1411 surfaces is serious, at this moment, need only again the pressing plate 150 on this water producing pipe 130 of pine oil, again the described filter element 140 on this water producing pipe 130 is taken off, after one by one the locking disc 1431 of described filter element 140 being taken apart more at last, can impose to strike off to described filtration membrane bag 1411 and clean or directly changed.

As shown in Figure 5, it is the assembled sectional view of another preferred embodiment of the present invention, in the present embodiment, except having the shell block 110 identical with a last embodiment, shell body 120, water producing pipe 130, filter element 140, pressing plate 150, pull ring 160, blast pipe 170, and outside the lid 180, also comprise a pre-filtration units 190, this pre-filtration units 190 has one and is installed in this shell body 120 and interior pipe 191 that can ccontaining described filter element 140, one is removably disposed in the box body 192 of managing 191 1 tops 1911 in this and placing this blast pipe 170, and a filter material 193 that is installed in this box body 192.

This box body 192, as Figure 6 and Figure 7, include a hollow cassette holder 194 with an effluent mesh 1941, one is entrenched in these cassette holder 194 tops and has the lid 195 of an entry mesh 1951, one room 196 that is constituted by this cassette holder 194 and lid 195, at least onely be arranged in this room 196 and be positioned at this cassette holder, dividing plate 197 between the lid, in present embodiment, be provided with two dividing plates 197 altogether, and described dividing plate 197 is to be arranged in this box body 192 in the reverse acting spiral mode, make these box body 194 inside can be separated out the conduit that is loop shaped, and this effluent mesh 1941 and this entry mesh 1951 just in time lay respectively on the opposite location of outermost conduit, to prolong the flow path length of former water.

This filter material 193 is installed in this room 196, and optional spent ion exchange resin, medical stone, activated carbon, nonwoven etc. wherein one or more above-mentioned materials are formed, and is preferably to adopt activated carbon collocation ion exchange resin to use.

So, in the time of in raw water pump is gone into this shell body 120, in this under pipe obstruct of 191, can upwards flow by the runner between pipe 191 and the shell body 120 in this, and the entry mesh 1951 at these lid 195 tops of process flows into these rooms 196, and the conduit in box body 192 successively flows, utilize filter materials such as activated carbon in this room 196 or ion exchange resin, adsorb and filter peculiar smell in the former water, chlorine residue, suspended particulates such as impurity, but and demineralized water, then, effluent mesh 1941 by these cassette holder 194 bottoms flows into and should interiorly manage in 191 again, after the film 144 of the described filter element 140 of process filters out impurity again, imports in the perforation 131 of this water producing pipe 130 again, apopore 112 by this shell block 110 disengages at last, and obtains clean water.

Similarly, when user's desire is changed or replenished filter material 193,, whole box body 192 is taken out on interior pipe 191, open the lid again after 195, can change or additional filter material as long as open this lid 180.

By the invention described above preferred embodiment as can be known, use the present invention and have following advantage.

1. whole water purifier is detachable design, especially the filtration membrane bag 141 of filter element 140 adopts the winding mode of long-pending folded formula, can be after film 1411 be dirty whole filter element 140 taken out or further dismounting decompose, with the convenient film 1411 that cleans, not only economic benefit improves and meets environmental protection.

2. the film 1411 of water purifier 100 adopts stacked plate form, has strengthened the surface area with water body contact filtration, therefore makes the production capacity and efficient raising of water.

3. water purifier 100 of the present invention this pre-filtration units 190 of optionally arranging in pairs or groups, make the water quality of water outlet can more clean, free from extraneous odour, and built-in pre-filtration units 190 also can be kept water purifier and be simplified body moulding and identical volume size opening this additional filter material 193 in lid 195 backs.

Though the present invention discloses as above with two preferred embodiments; right its is not in order to limit the present invention; any those skilled in the art; without departing from the spirit and scope of the present invention; when can doing various changes and retouching, so protection scope of the present invention should be according to appended being as the criterion that claim defined.

Claims

1. water purifier comprises:

One shell block has an at least one blasthole and an apopore;

One shell body is installed on this shell block, has a perisporium that can define a filter chamber, and a top opening that is positioned at this perisporium top, and this filter chamber is communicated with this blasthole formation;

One water producing pipe removably is installed in this filter chamber, has one around an axis and define the tube wall of a perforation, and a plurality ofly radially extends and be communicated with the open-work of this perforation from an outer peripheral face of this tube wall, and should perforation be communicated with this apopore;

A plurality of filter elements, on the removably stacked outer peripheral face that is set in this water producing pipe, described filter element has the medium pore that a filtration membrane bag, is positioned at these filtration membrane bag central authorities and is communicated with described open-work respectively, and a plurality of watertights ground is with the interlocking group of the mutual cramping of this filtration membrane bag of adjacency, each interlocking group includes axis hole, a plurality of arcuate socket that is concentric radial rib, a plurality of these axis holes of vicinity that a locking disc, is positioned at these locking disc central authorities respectively, and a plurality of L of being type and can stretch the grab of turn in the arcuate socket that is located at adjacent locking disc; And

One lid is removably disposed in the top of this shell body, with airtight this top opening.

2. water purifier as claimed in claim 1 is characterized in that, described filter element also has the two waterproof rings that are interposed in respectively between this filtration membrane bag and the described interlocking group.

3. water purifier as claimed in claim 1 is characterized in that, this filtration membrane bag comprises that two connect airtight at the edge and film and with micropore is interposed in supporting network between the described film.

4. water purifier as claimed in claim 1 is characterized in that, also comprises a pre-filtration units that is installed in this shell body.

5. water purifier as claimed in claim 4, it is characterized in that, this pre-filtration units has one and is installed in this shell body and interior pipe, that can ccontaining described filter element is removably disposed in the box body on pipe one top in this and a filter material that is installed in this box body.

6. water purifier as claimed in claim 5 is characterized in that, this box body includes one to have hollow cassette holder, chimeric this cassette holder of an effluent mesh and have the lid of an entry mesh, and one by room that this cassette holder and lid constituted.

7. water purifier as claimed in claim 6 is characterized in that, this box body is arranged on the dividing plate in this room with also comprising at least one shape in the shape of a spiral.

8. water purifier as claimed in claim 7, it is characterized in that, this box body is provided with two dividing plates altogether, and be to be arranged in this box body in the reverse acting spiral mode, make this box body inside can be separated out the conduit of loop shaped, and this effluent mesh and this entry mesh lay respectively on the opposite location of outermost conduit.

9. water purifier as claimed in claim 5 is characterized in that, this filter material can be ion exchange resin, activated carbon, medical stone, nonwoven etc. wherein one or more materials form.

10. water purifier as claimed in claim 1 is characterized in that, also comprises a ring of pulling that is locked in this water producing pipe one end, and this is pulled ring and has an annular groove.

11. water purifier as claimed in claim 1 is characterized in that, this shell body also has a upper cover base that is fixedly arranged on this perisporium outer peripheral face, and this lid then has a loam cake and the screw lock packing collar at this upper cover base.

12. water purifier as claimed in claim 1 also comprises a blast pipe that is coupling this water producing pipe, this blast pipe has one first end and one second end of reverse setting, the perforation winding of this first end and this water producing pipe, and this second end then can be extended out this lid.

13. water purifier as claimed in claim 12 is characterized in that, this blast pipe also has one and is installed in central check valve.