CN102452734B - With the water purifier of disjunctor filter position and grafting upper cover - Google Patents
With the water purifier of disjunctor filter position and grafting upper cover Download PDFInfo
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- CN102452734B CN102452734B CN201110080593.3A CN201110080593A CN102452734B CN 102452734 B CN102452734 B CN 102452734B CN 201110080593 A CN201110080593 A CN 201110080593A CN 102452734 B CN102452734 B CN 102452734B
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Abstract
The present invention is relevant with water treatment field, is specifically related to the filtration of tap water.The present invention discloses a kind of water purifier with disjunctor filter position and grafting upper cover.Comprise built-in grafting filter gall, cross water lines, and filter position sealing member forms the unique filtration channel of each built-in grafting filter gall of serial connection, also comprises the upper cover in disjunctor filter position and the corresponding each storehouse of disjunctor filter position, acts on the securing gear of this upper cover and disjunctor filter position respectively; This upper cover coordinates with each filter position grafting simultaneously of disjunctor filter position, and connects and composes multiple disjunctor sealing filter position with filter position sealing member, securing gear; Water lines serial connection was passed through between each sealing filter position; It is spacing that the opposed built-in grafting filter gall in the inner of each sealing filter position carries out sealing: this securing gear or active lock buckle device, or fastening standardized component, when wherein securing gear is movable snap close, the deduction of points of this active lock does not coordinate with upper cover, disjunctor filter position two component contact and is integrally formed, and is connected with wherein parts; Each correspondence sealing filter position is opened simultaneously or closed to upper cover.
Description
Earlier application title; There is the water purifier of disjunctor filter position and grafting sealed structure
Earlier application number: 201010513770.8
Technical field
The present invention is relevant with water treatment field, is specifically related to the depth type filtration of tap water, purification aspect.
Background technology
At present, water purifier uses more universal at home.Use tap water time, adopt water purifier in water and hydraulic pipe-line cause impurity etc. to carry out depth type filtration, protect the health of user preferably.Filter gall in use for some time, filter gall filtrate blocked by impurity and be adsorbed on that filtrate outside surface causes filtering, adsorption effect obviously declines gradually.The impurity be retained down along with filter gall gets more and more, and " pollution " source often making this filter gall become new, must change filter gall.But along with the popularization of water purifier, they have also progressively come out in the defect of application aspect and deficiency: in, low price water purifier adopts open inner bag to configure bare machine pattern mostly.The filter housing of built-in inner bag is lifted on the machine construction below support, although filter housing can be reused, corresponding reduction human consumer changes 10 ~ 20% of filter gall expense, also correspondingly brings that product structure is single, inner bag changes the difficult problems such as difficulty.Usual water purifier is directly placed in kitchen cabinet by the filter housing of built-in filter gall, need when changing inner bag water purifier to be taken out, makes somebody a mere figurehead, from bottom to top be enclosed within filter housing by single-purpose filtering element spanner, rotation of exerting oneself just can loosen filter housing and pull down filter housing with being threaded of support again.Firmly be tightened in below support by the filter housing of built-in filter gall again after more renewing inner bag, whole operating process is very painstaking.Because the water purifier that water is housed is very heavy, and involve by water-in and water-out flexible pipe, be difficult to operation, time-consuming not saying of requiring great effort also needs to use special spanner.And because inner bag is serially connected in water purifier, during replacing there is drainage in careless slightly being easy to.Therefore, water purifier human consumer will contact house calls by appointment with specialized maintenance personnel when filter gall changed by needs, the meaningless expenditures such as the manpower of corresponding increase specialty sale service company, financial resources and transport cost.The associated cost that specialty sale service company occurs, and add the work extra earning part of serviceman, finally transfer in the lump with it human consumer.User and be inconvenient to turn increase use cost.Even if the basic charge changing filter gall is only born in consumption, serviceman is also unwilling to make house calls because not having extra earning, directly affects human consumer again conversely.Moreover, comparatively large as the filter element replacing expense of water purifier consumptive material, make human consumer psychologically for more renew cartridge expense expenditure how much there is conflict, the expenditure of this expense is not also preferred very much.In view of filter element replacing is always along with the whole process that water purifier uses, each replacing construction interval is usually at six months to about 1 year.The associated problem of being drawn by more renew cartridge often occur repeatedly, so that are acknowledged as one of Three Difficult Issues that water purifier is difficult to popularize.Above-mentioned defect and deficiency cause water purifier to be difficult to obtain more extensively popularizing.
Summary of the invention
The technical problem that the present invention mainly solves is to provide the water purifier of a kind of simple and practical band disjunctor filter position and grafting upper cover, to overcome above-mentioned defect and deficiency.
With a water purifier for disjunctor filter position and grafting upper cover, comprise built-in grafting filter gall, cross water lines, and filter position sealing member; It crosses the filter material layer both sides of each built-in grafting filter gall of water lines orifice, form the filtration channel that each built-in grafting filter gall of serial connection is unique, characterized by further comprising the upper cover in disjunctor filter position and the corresponding each storehouse of disjunctor filter position, act on the securing gear of this upper cover and disjunctor filter position respectively; This upper cover coordinates with each filter position grafting simultaneously of disjunctor filter position, and connects and composes multiple disjunctor sealing filter position with filter position sealing member, securing gear; Water lines serial connection was passed through between each sealing filter position; It is spacing that the opposed built-in grafting filter gall in the inner of each sealing filter position carries out sealing: this securing gear or active lock buckle device, or the fastening standardized component of band nut, or the fastening standardized component of screw or pin, when wherein securing gear is movable snap close, the deduction of points of this active lock does not coordinate with upper cover, disjunctor filter position two component contact and is integrally formed, and is connected with wherein parts; Each correspondence sealing filter position is opened simultaneously or closed to upper cover.
The rotating latch that described movable snap close or undertaken by other Rotating shafts is rotated, or make it produce the rigid movable snap close of plastic deformation at this place by reducing himself rigid at the thickness of specific position; This movable snap close one end is connected on parts, and the other end is buckled in the locking or disengagement that another parts realize two parts.
The porous seal of described filter position sealing member or one and each filter position port corresponding matching, or be positioned at the multiple sealing members on each bulge loop of upper cover, coordinate with the grafting of each filter position port inner wall.
Filter position sealing member between described disjunctor filter position and upper cover is arranged on counterface.
Described upper cover is provided with the bulge loop of multiple band sealing member; Bulge loop coordinates with the grafting of each filter position port inner wall.
Described upper cover bulge loop arranged outside has ring groove; Described sealing member is placed in this ring groove.
Described mistake water lines or be positioned at the wall body of disjunctor filter position, or be positioned at the below of disjunctor filter position, or be positioned at upper cover.
Described mistake water lines between part filter position, adopt upper cover to cross water lines as required respectively and the underlying mistake water lines of disjunctor filter position carries out connecting and composing filtration channel.
Described mistake water lines is pipeline open channel structure.
Described disjunctor filter position is also provided with collapsible step; This collapsible step and disjunctor filter position disjunctor.
With a water purifier for disjunctor filter position and grafting sealed structure, it is characterized in that comprising built-in grafting filter gall, disjunctor filter position and upper cover, crossing water lines, and filter position sealing member and securing gear; Upper cover coordinates with each filter position grafting simultaneously of disjunctor filter position, and connects and composes multiple disjunctor sealing filter position with filter position sealing member, securing gear; Passed through water lines interface between each sealing filter position to be connected in series with mistake water lines; It is spacing that the opposed built-in grafting filter gall in the inner of each sealing filter position carries out sealing: it crosses the filter material layer both sides of each built-in grafting filter gall of water lines orifice, forms the filtration channel that each built-in grafting filter gall of serial connection is unique.Now, the state of being tightly connected is between the two ends of built-in grafting filter gall and residing filter position.The filter material layer both sides of the built-in grafting filter gall in each filter position of water lines orifice disjunctor filter position crossed by machine, form the filtration channel that each built-in grafting filter gall of serial connection is unique: the water crossed in water lines can only enter in next filter position through the filter material layer of built-in grafting filter gall under pressure.With regard to the sealing filter position structure of disjunctor filter position, each correspondence sealing filter position is opened simultaneously or closed to upper cover.
Described filter position sealing member is a porous seal corresponding with each filter position port.
The bulge loop that described upper cover is provided with multiple band sealing member and each filter position port together grafting coordinate.
Described upper cover bulge loop outer circumference surface is provided with ring groove; Described sealing member is setting in this ring groove.
Act between the periphery of two parts coordinated at disjunctor filter position and the filter position sealing member between upper cover; Equidistant and coaxial line between each filter position port inner wall periphery that sealing member acts on and the periphery of upper cover, therefore, even if there is certain interval in the contact end face of disjunctor filter position and upper cover does not also affect sealing between the two.
Described mistake water lines is positioned at the wall body of disjunctor filter position.
Described mistake water lines is positioned at the below of disjunctor filter position.
Described mistake water lines is positioned at upper cover.
Both can be connected in series by underlying mistake water lines between each filter position, and connect and compose filtration channel with support inlet and outlet pipe, after also can crossing water lines serial connection by upper cover, connect support inlet and outlet pipe again; Can also adopt respectively between part filter position as required upper cover cross water lines and disjunctor filter position underlying cross water lines carry out connecting and composing filtration channel.
Described mistake water lines is external hose.
Described external hose, by fastening nut, expand tube, is crossed water lines sealing joint with each filter position of disjunctor filter position and is connected.
Described securing gear comprises active lock buckle device; This active lock buckle device coordinates with upper cover, disjunctor filter position two component contact respectively, and is connected with wherein parts.
This movable snap close both can be carry out by other Rotating shafts the rotating latch that rotates; Also can be make it at the rigid movable snap close of this place generation plastic deformation by reducing himself rigid at the thickness of specific position.This rigid movable snap close one end is connected on parts, is swung the locking or disengagement that the other end are buckled in another parts realize two parts by the place of flexibly connecting.
In addition, the securing gear of described connection upper cover and disjunctor filter position can also be fastening standardized component such as nut bolt, screw or screw, pin etc.
The present invention has the following advantages compared with existing water purifier: machine construction is simple, assembly quality is stable, efficiency is high; Easy disassembling, laborsaving; The process of built-in grafting filter gall, replacing are conveniently; User can open upper cover more renew cartridge voluntarily, avoids the inconvenience and service expenditure that are caused by professional's house calls by appointment, correspondingly reduces the use cost of filter core, also facilitate long-distance user simultaneously.
Accompanying drawing illustrates:
Accompanying drawing is that the present invention adopts five position in storehouse disjunctor sealing filter positions, built-in grafting filter gall, active lock to buckle lid, and underlying rigidity crosses the structural profile schematic diagram of water lines open channel.
In accompanying drawing, built-in grafting filter gall 8 is made up of filter material layer body 8a, upper closure member 9, the lower closure member 10 that arranges the evagination mouth of a river and sealing member; The upper and lower end face of this filter material layer body 8a connects upper and lower closure member 9,10 respectively; Two contact interfaces are in seal interface state.
The lower closure member 10 at the band evagination sealing mouth of a river of the lower surface setting of built-in grafting filter gall 8, crosses water lines interface 11 with the five position in storehouse disjunctor spills sealed bottom filter position 6 and seals grafting.Seal upper cover corresponding to filter position 61 with five position in storehouse disjunctors and five bulge loops 4 are set, seal each corresponding Hatch Opening inwall grafting of filter position 6 to five position in storehouse disjunctors, and be placed between the two with five filter position sealing members 3, then with movable snap close 2, itself and disjunctor filter position 6 are connected and fixed.Built-in grafting filter gall 8 by disjunctor filter position 6 and upper cover 1 spacing.Now, built-in grafting filter gall 8 filtering layer both sides and residing filter position two are crossed between water lines interface and are in the state of being tightly connected: the spill bottom its side and filter position is crossed water lines interface 11 and sealed grafting; Its opposite side be connected another cross water lines sealing joint and be connected.The filter material layer both sides of the built-in grafting filter gall 8 in each filter position of water lines orifice disjunctor filter position 6 crossed by machine, form the filtration channel that each built-in grafting filter gall 8 of serial connection is unique.
Between underlying each pipeline open channel 12 of disjunctor filter position 6 and lower cover 17, lower seal 13 is set, and is connected and sealed by fastening piece.Underlying each pipeline open channel 12 and be positioned at the mistakes water lines 5 covered, be connected in series each built-in grafting filter gall 8 that five position in storehouse disjunctors seal in filter positions 6 and form unique filtration channel, its two ends connect inlet and outlet pipe interface 16,15 respectively.The bottom of five position in storehouse disjunctor sealing filter position 6 two sides arranges collapsible step 18.
Embodiment
Accompanying drawing illustrates optimum embodiment of the present invention.Between disjunctor filter position 6 bottom surface and lower cover 17, place lower seal 13, and it is fixing to be connected and sealed by fastening piece.Five built-in grafting filter gall 8:PPF fiber filter galls 81, granulated active carbon filter gall 82, PPF fiber filter gall 83, ultra-filtration membrane filter gall 84, post active carbon filter galls 85 are inserted successively in five position in storehouse disjunctor filter positions 6.Five built-in grafting filter galls all arrange the lower closure member 10 at the band evagination sealing mouth of a river, to cross water lines interface 11 with the spill of each filter position of five position in storehouse disjunctor filter positions 6 sealing grafting, and by being mutually connected in series as the associated pipe crossed in the underlying pipeline open channel 12 of water lines.In view of the built-in grafting filter gall 8 in each sealing filter position and being connected of filter position of sealing are also tightly connected, therefore, the water crossed in water lines can only enter in next filter position through the filter material layer of built-in grafting filter gall 8 under pressure.By that analogy, finally flowed out by unique filtration channel terminal water outlet.
For being conducive to the process of water quality, the entery and delivery port of granulated active carbon filter gall 82 is arranged to upper and lower gate structure.The water outlet being positioned at upper end crosses water lines 5a connection place filter position by upper cover 1, then connects follow-up filter position by the underlying pipeline open channel 12 of being correlated with.
Ultra-filtration membrane filter gall 84 adopts three gate structures: entery and delivery port and the dense mouth of row.Three mouths of a river all adopt lower closure member 10 structure at the identical band evagination sealing mouth of a river.To be positioned at above filter material layer body 8a and the upper closure member 9 at the band evagination be tightly connected with it sealing mouth of a river, to connect follow-up filter position by the mistake water lines 5b of upper cover 1; Arrange dense mouth and connect the dense pipeline 14 of row that bleed valve is set.The dense pipeline 14 of this row also adopts the structure of pipeline open channel 12.
In manufacturing processed, five position in storehouse disjunctor filter position 6 disjunctor injection mouldings of underlying pipeline open channel 12 and the dense pipeline 14 of row are set.The upper cover 1 of bulge loop 4 and movable snap close 2 axle bed, lower cover 17 are set, also all adopt injection moulding.
During assembling, in the bottom of five position in storehouse disjunctor sealing filter position 6 two sides, collapsible step 18 is installed.And place lower seal 13 between disjunctor filter position 6 bottom surface and lower cover 17, then be connected and sealed with fastening piece.
Five built-in grafting filter galls 8 are inserted successively in each corresponding filter position of five position in storehouse disjunctor filter positions 6, cover the upper cover 1 of the movable snap close 2 of band again, and by movable snap close 2 rotary buckle that is arranged on upper cover 1 below the outer wall boss 7 of five position in storehouse disjunctor filter positions, just complete the final assembly of water purifier.With regard to the sealing filter position structure of disjunctor filter position, each correspondence sealing filter position is opened simultaneously or closed to upper cover.
During filtration, tap water enters five the built-in grafting filter gall 8:81,82,83,84,85 in serial connection five position in storehouse disjunctor filter position 6 along suction culvert interface 16, finally flowed out by outlet pipeline interface 15.As the ultra-filtration membrane filter gall 84 that filtration grade is the highest, it is arranged dense mouth connecting band and arranges dense valve and arrange dense pipeline 14.Regularly the dense valve of the row of opening carries out discharge cleaning, to extend ultra-filtration membrane filter gall 84 life-span.
When changing built-in grafting filter gall 8, close water source and shift out machine, open movable snap close 2 and mention upper cover 1.Take out the built-in grafting filter gall 8 needing to change, and insert upper cover 1 on new filter gall bonnet and below the outer wall boss 7 movable snap close 2 being buckled in again disjunctor filter position.Just the replacing of built-in grafting filter gall 8 is completed.
In view of the filter position sealing member 3 between disjunctor filter position 6 and upper cover 1, and be all arranged on the periphery that coordinates with the sealing member between the built-in grafting filter gall 8 evagination mouth of a river; Equidistant and coaxial line between each filter position inwall periphery that sealing member acts on and the periphery of upper cover 1, therefore, even if there is certain interval in the contact end face of disjunctor filter position and upper cover does not also affect sealing between the two.
As improvement, collapsible step 18 is set in the bottom of five position in storehouse disjunctor sealing filter position 6 two sides.The disjunctor filter position forming sealing filter position coordinates with upper and lower between upper cover, and is separated by the foot pedal apparatus that its underpart parts are arranged.Operator rides filter position and the upper cover 1 that this foot pedal apparatus is separated disjunctor filter position 6, thus easier opening encapsulation filter position takes out built-in grafting filter gall 8.
As further improvement, the ultra-filtration membrane filter gall 84 be placed in five position in storehouse disjunctor filter position 6 the 4th filter positions is substituted with nanofiltration membrane or reverse osmosis membrane filter gall, in its suction culvert, be connected in series booster water pump simultaneously, and substituting the dense valve of row with adjustable control valve that retains, the dense pipeline of corresponding row is in normal row " dense water " state.Thus be nanofiltration type or reverse osmosis membrane type by the class the Upgrade Lattice of machine, significantly improve the filtering accuracy of machine.
Second embodiment of the present invention is on the basis of above-mentioned embodiment, by the filter position sealing member between disjunctor filter position 6 and upper cover 1, and and the built-in grafting filter gall 8 evagination mouth of a river between sealing member be all arranged on counterface, and adopt conventional fastening piece to be connected and fixed upper cover 1 to form multiple sealing filter position and place, limit built-in grafting filter gall 8.Machine being arranged on the inlet and outlet pipe interface 16,15 of underlying pipeline open channel 12, by being arranged on the mistake water lines between disjunctor filter position 8 bulkhead, guiding to respectively on upper cover 1, so that connection external water pipe, saving external pipeline take up room.
The securing gear of described connection upper cover and disjunctor filter position can be fastening standardized component such as nut bolt, screw or screw, pin etc.
3rd embodiment of the present invention is on the basis of above-mentioned embodiment, the filter position sealing member between disjunctor filter position 6 with upper cover 1 is arranged to a porous seal corresponding with each filter position port, and adopts fastening two parts of fastening standardized component; Storehouse number disjunctor being sealed filter position 6 is set to 6 ~ 8, and cross water lines serial connection formation many filter positions type by underlying pipeline open channel 12 and upper cover, configure the built-in grafting filter gall 8 of several different filter material layers according to actual needs, with the consumers demand of satisfied different consumption aspect.
4th embodiment of the present invention is on the internal structure basis of above-mentioned embodiment, each filter position of the disjunctor filter position 6 placing each built-in grafting filter gall 8 is crossed water lines interface and is arranged to be with externally threaded outer silk interface.Each filter position of disjunctor filter position 6, by this outer silk interface, connects and composes filtration channel with the outer water tube hose of taking over placing expand tube with screw cap closures.
On above-mentioned embodiment basis, form new embodiment by reconfiguring of each embodiment.
Claims (10)
1. the water purifier with disjunctor filter position and grafting upper cover, comprises built-in grafting filter gall (8), crosses water lines, and filter position sealing member; It crosses the filter material layer both sides of each built-in grafting filter gall (8) of water lines orifice, form the filtration channel that each built-in grafting filter gall (8) of serial connection is unique, characterized by further comprising the upper cover (1) in disjunctor filter position (6) and the corresponding each storehouse of disjunctor filter position, act on the securing gear of this upper cover and disjunctor filter position (6) respectively; This upper cover (1) coordinates with each filter position grafting simultaneously of disjunctor filter position (6), and connects and composes multiple disjunctor sealing filter position with filter position sealing member, securing gear; Water lines serial connection was passed through between each sealing filter position; It is spacing that the opposed built-in grafting filter gall (8) in the inner of each sealing filter position carries out sealing: this securing gear or active lock buckle device, or the fastening standardized component of band nut, or the fastening standardized component of screw or pin, when wherein securing gear is movable snap close (2), the deduction of points of this active lock does not coordinate with upper cover, disjunctor filter position (6) two component contact and is integrally formed, and is connected with wherein parts; Each correspondence sealing filter position is opened simultaneously or closed to upper cover.
2. be with the water purifier of disjunctor filter position and grafting upper cover as claimed in claim 1, it is characterized in that described movable snap close or carried out the rotating latch that rotates by other Rotating shafts, or make it produce the rigid movable snap close of plastic deformation at this place by reducing himself rigid at the thickness of specific position; This movable snap close one end is connected on parts, and the other end is buckled in the locking or disengagement that another parts realize two parts.
3. be with the water purifier of disjunctor filter position and grafting upper cover as claimed in claim 1 or 2, it is characterized in that the porous seal of described filter position sealing member or and each filter position port corresponding matching, or the multiple sealing members be positioned on each bulge loop of upper cover, coordinate with the grafting of each filter position port inner wall.
4. be with the water purifier of disjunctor filter position and grafting upper cover as claimed in claim 3, it is characterized in that the filter position sealing member between described disjunctor filter position (6) and upper cover (1) to be arranged on counterface.
5. be with the water purifier of disjunctor filter position and grafting upper cover as claimed in claim 1 or 2, it is characterized in that described upper cover (1) is provided with the bulge loop (4) of multiple band sealing member (3); This bulge loop (4) coordinates with the grafting of each filter position port inner wall.
6. be with the water purifier of disjunctor filter position and grafting upper cover as claimed in claim 5, it is characterized in that described upper cover bulge loop (4) arranged outside has ring groove; Described sealing member (3) is placed in this ring groove.
7. the water purifier with disjunctor filter position and grafting upper cover as described in claim 1,2,4 or 6, it is characterized in that described mistake water lines or be positioned at the wall body of disjunctor filter position, or be positioned at the below of disjunctor filter position (6), or be positioned at upper cover (1).
8. the water purifier with disjunctor filter position and grafting upper cover as described in claim 1,2,4 or 6, is characterized in that described mistake water lines adopts upper cover to cross water lines as required respectively between part filter position and the underlying mistake water lines of disjunctor filter position carries out connecting and composing filtration channel.
9. the water purifier with disjunctor filter position and grafting upper cover as described in claim 1,2,4 or 6, is characterized in that described mistake water lines is pipeline open channel structure.
10., as claim 1,2,4 or 6 is with the water purifier of disjunctor filter position and grafting upper cover, it is characterized in that described disjunctor filter position is also provided with collapsible step; This collapsible step and disjunctor filter position disjunctor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110080593.3A CN102452734B (en) | 2010-10-20 | 2011-03-23 | With the water purifier of disjunctor filter position and grafting upper cover |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010513770.8 | 2010-10-20 | ||
| CN201010513770 | 2010-10-20 | ||
| CN2010105137708 | 2010-10-20 | ||
| CN201110080593.3A CN102452734B (en) | 2010-10-20 | 2011-03-23 | With the water purifier of disjunctor filter position and grafting upper cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102452734A CN102452734A (en) | 2012-05-16 |
| CN102452734B true CN102452734B (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110080593.3A Active CN102452734B (en) | 2010-10-20 | 2011-03-23 | With the water purifier of disjunctor filter position and grafting upper cover |
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| CN (1) | CN102452734B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103801141B (en) * | 2012-11-13 | 2016-02-03 | 杜也兵 | For the handle mechanism of the open filter cylinder of water purifier and built-in filter gall and supporting spiral cover |
| CN103801140A (en) * | 2012-11-13 | 2014-05-21 | 杜也兵 | Method for forming connected filter chambers and channels by butt joint of water purifier dual-row filter cartridges and engine bases |
| CN104030464A (en) * | 2013-03-06 | 2014-09-10 | 杜也兵 | Method for connecting shells of water purifier with lower engine base and double rows of upper filter cylinders |
| CN104028031B (en) * | 2013-03-06 | 2018-03-13 | 杜也兵 | The underlying support of water purifier is superimposed difunctional chamber series connection structure and manufacture method with above putting |
| CN104096411B (en) * | 2013-04-03 | 2016-05-04 | 杜也兵 | There are open three mouth of a river filter chamber devices of water purifier of external rigid line |
| CN105314749B (en) * | 2014-08-03 | 2020-10-09 | 杜也兵 | Water purifier with integral bin cover hinged with machine base and connected and fixed by fastening device |
| CN107019951B (en) * | 2016-02-02 | 2019-08-02 | 杜也兵 | The water purifier of waterway switcher loose joint rotating handle device is set |
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| CN102452734A (en) | 2012-05-16 |
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