CN105582732A - Upper end cover of filter element, filter element assembly and water purifier - Google Patents
Upper end cover of filter element, filter element assembly and water purifier Download PDFInfo
- Publication number
- CN105582732A CN105582732A CN201410567631.1A CN201410567631A CN105582732A CN 105582732 A CN105582732 A CN 105582732A CN 201410567631 A CN201410567631 A CN 201410567631A CN 105582732 A CN105582732 A CN 105582732A
- Authority
- CN
- China
- Prior art keywords
- filter core
- water
- end cover
- main body
- hurdle
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 124
- 230000004308 accommodation Effects 0.000 claims description 6
- 238000001914 filtration Methods 0.000 abstract description 4
- 239000004743 Polypropylene Substances 0.000 abstract 2
- -1 polypropylene Polymers 0.000 abstract 1
- 229920001155 polypropylene Polymers 0.000 abstract 1
- 229920000742 Cotton Polymers 0.000 description 28
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 230000003628 erosive effect Effects 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 241000949477 Toona ciliata Species 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000011258 core-shell material Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 210000001364 upper extremity Anatomy 0.000 description 1
- 238000003809 water extraction Methods 0.000 description 1
Landscapes
- Water Treatment By Sorption (AREA)
Abstract
The invention provides an upper end cover of a filter element. The upper end cover comprises an end cover main body, wherein a positioning structure which is used for positioning the filter element is arranged on one surface of the end cover main body, a water fence is fixedly arranged on the other surface of the end cover main body and surrounds the end cover main body, and an accommodating space is formed by the water fence and the surface of the end cover main body. The invention further provides a filter element assembly and a water purifier. By arranging the water fence on the upper end cover of the filter element, fed water is intercepted by the water fence firstly, uniformly escapes from the upper edge of the periphery of the water fence and then flows downwards to enter the filter element such as PP (polypropylene) for filtration, so that the water fed into the filter element from the outside can be uniformly distributed, and the filter element can be fully used.
Description
Technical field
The present invention relates to water purifier field, relate in particular to a kind of filter core upper end cover that is applied to water purifier.
Background technology
In water purifier, generally comprise multi-stage filter core assembly, wherein the cotton element kit of PP and activated-carbon filter core assembly etc.It is requisite element kit in water purifier. The cotton filter core of current PP is generally cylindrical circulus,The cotton filter core of PP is generally water outlet in the middle of edge water inlet. The general cloth of raw water inlet of the cotton element kit of existing PPPut in a side, former water enters filter core inside by the PP of column cotton filtration, silt and other impurity by water inletBe blocked in PP cotton outside, the water after filtration enters central passage in PP cotton, finally from middle delivery port toOn be forced out filter core. There is certain drawback in this structure, because water inlet is in a side of filter core, inevitableAfter causing former water to enter filter core, preferentially flow to water inlet below, thereby make current at the cotton outside skewness of PPEven, the downward eroding velocity of the cotton exterior circumferential of PP is also inhomogeneous, and the filter core of long-term operation there will be away from water inletThe cotton outer wall of PP of mouth one side is covered more situation by silt, has reduced filter efficiency. The problems referred to above are present inAll water inlets are positioned at the element kit of filter core one side and the middle water outlet of peripheral water inlet.
Summary of the invention
For the problem of the scouring sediment ability inequality of intaking on above-mentioned current skewness and filter core, the present inventionObject be to provide a kind of new filter core upper end cover and comprise the element kit of this filter core upper end cover and comprise thisThe water purifier of element kit.
Technical scheme of the present invention is as follows:
A kind of filter core upper end cover, comprises end cap main body, is provided with for to filter in the one side of described end cap main bodyThe location structure that core positions is fixedly installed and encloses water hurdle on the another side of described end cap main body; DescribedEnclose water hurdle around the setting of described end cap main body, described in enclose water hurdle and described end cap main body surface form and hold skyBetween.
Therein in an embodiment, described location structure ringwise, and described in enclose water hurdle wall thickness with described inThe wall thickness of location structure equates.
Therein in an embodiment, described in enclose water hurdle inwall be the face of cylinder, the described face of cylinder and described endThe surface of lid main body is vertical.
Therein in an embodiment, described in enclose water hurdle inwall be curved surface.
Therein in an embodiment, described in enclose water hurdle inwall be inclined-plane, described inclined-plane is to described end cap masterBody centroclinal.
The present invention also provides a kind of element kit, comprises filter element shell and filter core, also comprises on above-mentioned filter coreEnd cap, described filter core upper end cover is arranged in described filter element shell, and described filter core is arranged on described filter coreIn the described location structure of end cap, described in enclose between water hurdle and described filter element shell and have predeterminable range.
Therein in an embodiment, described in enclose hanging down between the end face on water hurdle and the inwall of described filter element shellStraight distance is greater than 1mm.
Therein in an embodiment, described in enclose water hurdle height be 2mm to 4mm.
In an embodiment, described filter core is the filter core of water outlet in the middle of edge water inlet therein.
Same, the present invention also provides a kind of water purifier, and it comprises above-mentioned filter core upper end cover or above-mentioned filterCore assembly.
The invention has the beneficial effects as follows: on filter core upper end cover of the present invention, be provided with and enclose water hurdle, thereby make into waterFirst be intercepted at and enclose between water hurdle, then evenly overflow from the surrounding upper limb that encloses water hurdle, afterwards the dirty PP that entersThe cotton filter element filtering that waits, can make like this filter core water distribution of outside water inlet even, thereby ensure fully making of filter coreWith.
Brief description of the drawings
Fig. 1 is the front view of an embodiment of existing element kit;
Fig. 2 is the top view of the element kit shown in Fig. 1;
Fig. 3 is the inner flow passage schematic diagram of the element kit shown in Fig. 1;
Fig. 4 is the part enlarged diagram of Fig. 3;
Fig. 5 is the overall schematic of the filter core upper end cover of the existing element kit shown in Fig. 1;
Fig. 6 is the overall schematic of an embodiment of filter core upper end cover of the present invention;
Fig. 7 is the inner flow passage schematic diagram of the filter core upper end cover shown in Fig. 6;
Fig. 8 is the inner flow passage schematic diagram of another embodiment of filter core upper end cover of the present invention;
Fig. 9 is the inner flow passage schematic diagram of the another embodiment of filter core upper end cover of the present invention.
Detailed description of the invention
In order to make object, the technical scheme and excellent of filter core upper end cover of the present invention and element kit and water purifierPoint is clearer, below in conjunction with concrete drawings and the specific embodiments, the present invention is carried out further in detailExplanation.
It should be noted that, in the situation that not conflicting, the feature in embodiment and embodiment in the applicationCan mutually combine.
The filter of the element kit (general main is PP cotton and preposition activated charcoal filter core) that current water purifier usesThe structure of core housing 10 as depicted in figs. 1 and 2. Referring to Fig. 1 and Fig. 2, on filter element shell 10, be provided with outThe mouth of a river 11 and water inlet 12, this filter core is all water outlet in the middle of lateral inflow. The inner flow passage knot of this filter coreStructure and water (flow) direction are as shown in Figure 3 and Figure 4. Taking the cotton filter core of PP as example, referring to Fig. 3 and Fig. 4, the cotton filter of PPCore 20 is arranged in filter element shell 10, and is also provided with filter core between the cotton filter core 20 of PP and filter element shell 10Upper end cover 30, filter core upper end cover 30 can be fixed PP cotton filter core 20, on the other hand filter core upper end cover on the one hand30 can be guided to delivery port 11 by the water outlet of the cotton filter core 20 of PP. Because the water inlet 12 of this filter core arrangesIn a side of filter element shell 10, therefore former water enters filter-core shell from water inlet 12 under the effect of water-aspirator pressureBody 10, enters after filter element shell 10, and first current touch filter core upper end cover, then by filter core upper end coverWith runner between the inwall of filter element shell enters filter core outside, under Water Pressure, the silt iron rust in waterBe filtered in the cotton filter core outside of waiting of PP Deng impurity, clean filtered water enters filter core center, upwards from filter core 20The delivery port delivery port 11 that enters filter element shell 10 flow out. In Fig. 1 because the former position falling is under water closeThe right channel that filter core upper end cover and filter element shell 10 inwalls form, therefore most of former water trends towards to the rightChannel flow, has formed high velocity in right channel, the current of the contrary left channel away from water inlet one sideMeasure lessly, cause so the outside skewness of current at the cotton filter core 20 of PP; On the other hand for PPCotton filter core, the downward eroding velocity of the current of the cotton exterior circumferential of PP is also inhomogeneous, high velocity specificallyThe outside of the cotton filter core of PP of passage one side is subject to large flow velocity and washes away, and the runner of a side far away apart from water inletThe flow velocity of middle current is relatively mild, move simultaneously there will be after a period of time filter core away from water inlet 12 1 sidesThe cotton outer wall of PP covered more situation by silt, may shorten like this useful life of PP cotton, increaseThe operating cost of water purifier.
In order to address the above problem, the filter core upper end cover that the present invention couple contacts with filter core improves. Referring toFig. 6, filter core upper end cover 100 provided by the invention, comprises end cap main body 110, in end cap main body 110Between on be provided with water guide sector 111, in the one side of described end cap main body 110, be provided with for filter core is positionedLocation structure 120 (not shown in Fig. 6), on the another side of described end cap main body 110, be fixedly installedEnclose water hurdle 130; The described water hurdle 130 that encloses arranges around described end cap main body 110, described in enclose water hurdle 130 and instituteThe surface of stating end cap main body 110 forms spatial accommodation 140. Shown in Fig. 7, the filter core in the present embodimentUpper end cover 100 is arranged between filter element shell 10 and filter core 20 (as PP cotton), one end of water guide sector 111Communicate with the delivery port 11 of filter element shell 10 and the other end of water guide sector 111 stretches into the intermediate throughholes of filter core 20,Filter core 20 is arranged in location structure 120, encloses water hurdle 130 and is arranged in end cap main body 110 near water inletOne side on, i.e. location structure 120 and enclosing on two faces that water hurdle 130 is separately positioned on end cap main body 110,End cap main body in the present embodiment is cylinder.
The improvements of the existing filter core upper end cover in filter core upper end cover and Fig. 5 in the present embodiment are to encloseWater hurdle 130. Enclose behind water hurdle 130 when interpolation, the water flow inside direction of filter core as shown in Figure 7. Former water is from water inletAfter mouth 12 enters, after contacting with filter core upper end cover 100, owing to enclosing stopping of water hurdle 130, most of former water firstEnter and enclose in the spatial accommodation 140 forming between water hurdle 130 and the end face of end cap main body 110, this part is formerWater overflows from the edge that encloses water hurdle 130 after being first full of whole spatial accommodation 140 again, most of so former waterCan fall from the edge that encloses water hurdle 130 uniformly, only have the former water of fraction still from the filter core of influent sidePassage between the inwall of end cap 100 and filter element shell 10 falls. Further, enclose water hurdle 130 in conjunction with filterThe inwall of core upper end cover 100 and filter element shell 10 forms a long and narrow passage. Supply to the former water extraction fallingThe passage of an acceleration. Be provided with and enclose behind water hurdle 130, can make the water distribution in whole filter core outside even, fromAnd whole filter core is all rationally used, extend the service time of filter core. Simultaneously current are to PP cottonEroding velocity is consistent, has also reduced phenomenon that the cotton filter core outer wall of PP covers by silt away from a side of water inletOccur. The filter core upper end cover 100 that it should be noted that the present embodiment is applicable in the middle of all outside water inletsThe filter core of water outlet, the cotton filter core of for example PP, active carbon filter core and composite filter element.
Preferably, as a kind of embodiment, general, location structure 120 entirety ringwise, referring toFig. 7, the wall thickness that encloses water hurdle 130 equates with the wall thickness of described location structure 120. Convenient manufacture is set like this.
Preferably, as a kind of embodiment, referring to Fig. 6 and Fig. 7, described in enclose water hurdle 130 inwall beThe face of cylinder, the described face of cylinder is vertical with the surface of described end cap main body 110. In this enforcement, enclosing water hurdle is cylinderThe circulus of shape, the cross sectional shape that encloses the inwall on water hurdle 130 is vertical with the surface of end cap main body 110Straight line. Filter core upper end cover in the present embodiment is simple in structure, convenient manufacture, and cost is low.
Preferably, as another embodiment, described in enclose water hurdle 130 inwall be curved surface. Referring to Fig. 8,The surface smoothing transition of the inwall that encloses water hurdle 130 in Fig. 8 and the end cap main body 110 of filter core upper end cover 100,Enclose between the inwall on water hurdle 130 and the surface of end cap main body 110 and form fillet, arrange like this and can reduceThe energy loss that under current, the backward whirlpool producing brings. Same, former water enters the rear advanced person of filter element shell 10Enter spatial accommodation 140, and then overflow from the edge that encloses water hurdle 130.
Preferably, as another embodiment, described in enclose water hurdle 130 inwall be inclined-plane, described inclined-planeCentroclinal to described end cap main body 110. Referring to Fig. 9, the inwall that encloses water hurdle 130 in the present embodiment andThe surface of end cap main body 110 overlaps, and the cross sectional shape that encloses the inwall on water hurdle 130 is oblique line, and oblique line is to end capThe centroclinal oblique line in other words of main body 110 tilts to water guide sector. Generally speaking, in the present embodiment, enclose waterThe inwall on hurdle 130 forms an inverted cone-shaped structure, and setting also can reduce the backward energy bringing under current like thisAmount loss, the spatial accommodation in the present embodiment is relatively little simultaneously, can make the flow velocity of current relatively very fast.
Accordingly, referring to Fig. 6 to Fig. 9, the present invention also provides a kind of element kit, and this element kit comprises filterCore housing 10 and filter core 20, also comprise the filter core upper end cover 100 described in above any embodiment, on this filter coreEnd cap 100 is arranged in filter element shell 10, and described filter core 20 is arranged on the institute of described filter core upper end cover 100State in location structure 120, described in enclose between water hurdle 130 and described filter element shell 10 and have predeterminable range.Describedly enclose that between water hurdle 130 and described filter element shell 10, to have predeterminable range certain in order to ensure to existWater stream channel, is convenient to former water and overflows.
Preferably, described in, enclose vertical range between the end face on water hurdle 130 and the inwall of described filter element shell largeIn 1mm. Enclose the height L on water hurdle can be according to the surface of end cap main body the vertical distance with the inwall of filter caseDetermine from H. Referring to Fig. 7, generally set L < (H-1) mm. The effect that can make to enclose water hurdle is set like thisIt is optimum that fruit reaches, and can make to enclose the effect of water hurdle performance dash, can make again current pass through rapidly. In the present embodimentThe described height that encloses water hurdle 130 is 2mm to 4mm.
It should be noted that, the filter core in the present embodiment can be the filter core of water outlet in the middle of all edges intake.In the present invention, only describe as an example of PP cotton example, but the filter core in the present invention is not limited to the cotton filter core of PP.
Accordingly, the present invention also provides a kind of water purifier, and it comprises on the filter core described in above-mentioned any embodimentEnd cap or element kit.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed,But can not therefore be interpreted as the restriction to the scope of the claims of the present invention. It should be pointed out that for this areaThose of ordinary skill, without departing from the inventive concept of the premise, can also make some distortion andImprove, these all belong to protection scope of the present invention. Therefore, the protection domain of patent of the present invention should be with rightRequirement is as the criterion.
Claims (10)
1. a filter core upper end cover (100), comprises end cap main body (110), described end cap main body (110)One side on be provided with the location structure (120) for filter core (20) is positioned, it is characterized in that,On the another side of described end cap main body (110), be fixedly installed and enclose water hurdle (130); The described water hurdle (130) that enclosesArrange around described end cap main body (110), described in enclose water hurdle (130) and described end cap main body (110)Surface forms spatial accommodation (140).
2. filter core upper end cover according to claim 1, is characterized in that, described location structure (120)Ringwise, and described in enclose water hurdle (130) wall thickness equate with the wall thickness of described location structure (120).
3. filter core upper end cover according to claim 1, is characterized in that, described in enclose water hurdle (130)Inwall be the face of cylinder, the described face of cylinder is vertical with the surface of described end cap main body (110).
4. filter core upper end cover according to claim 1, is characterized in that, described in enclose water hurdle (130)Inwall be curved surface.
5. filter core upper end cover according to claim 1, is characterized in that, described in enclose water hurdle (130)Inwall be inclined-plane, described inclined-plane is centroclinal to described end cap main body (110).
6. an element kit, comprises filter element shell (10) and filter core (20), it is characterized in that, also bagDraw together the filter core upper end cover (100) described in claim 1 to 5 any one, described filter core upper end cover (100)Be arranged in described filter element shell (10), and described filter core (20) is arranged on described filter core upper end cover (100)Described location structure (120) in, described in enclose between water hurdle (130) and described filter element shell (10) and depositThere iing predeterminable range.
7. element kit according to claim 6, is characterized in that, described in enclose water hurdle (130) withVertical range between the inwall of described filter element shell (10) is greater than 1mm.
8. element kit according to claim 7, is characterized in that, described in enclose water hurdle (130)Be highly 2mm to 4mm.
9. according to the element kit described in claim 6 to 8 any one, it is characterized in that described filter core(20) be the filter core of water outlet in the middle of edge water inlet.
10. a water purifier, is characterized in that, comprises the filter core described in claim 1 to 5 any oneElement kit described in upper end cover (100) or 6 to 9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410567631.1A CN105582732B (en) | 2014-10-22 | 2014-10-22 | Filter core upper end cover and element kit and water purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410567631.1A CN105582732B (en) | 2014-10-22 | 2014-10-22 | Filter core upper end cover and element kit and water purifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105582732A true CN105582732A (en) | 2016-05-18 |
| CN105582732B CN105582732B (en) | 2017-07-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410567631.1A Expired - Fee Related CN105582732B (en) | 2014-10-22 | 2014-10-22 | Filter core upper end cover and element kit and water purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105582732B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107399839A (en) * | 2016-05-20 | 2017-11-28 | 青岛经济技术开发区海尔热水器有限公司 | A kind of filter for purifying water |
| CN107399838A (en) * | 2016-05-20 | 2017-11-28 | 青岛经济技术开发区海尔热水器有限公司 | A kind of integrated filter core |
| CN107399837A (en) * | 2016-05-20 | 2017-11-28 | 青岛经济技术开发区海尔热水器有限公司 | A kind of integrated counter-infiltration filter core |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2455706Y (en) * | 2000-11-23 | 2001-10-24 | 哈尔滨三元水工业科技发展有限责任公司 | Unitary drinking water treating apparatus |
| CN2602021Y (en) * | 2003-02-20 | 2004-02-04 | 康威斯 | Water furifier |
| WO2007094978A2 (en) * | 2006-02-09 | 2007-08-23 | Parker-Hannifin Corporation | Filter element with flow directing end cap |
| CN203223565U (en) * | 2013-04-09 | 2013-10-02 | 佛山市麦克罗美的滤芯设备制造有限公司 | Water purification and filter device and water stop valve of same |
| CN204182218U (en) * | 2014-10-22 | 2015-03-04 | 珠海格力电器股份有限公司 | Filter core upper end cover and element kit and water purifier |
-
2014
- 2014-10-22 CN CN201410567631.1A patent/CN105582732B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2455706Y (en) * | 2000-11-23 | 2001-10-24 | 哈尔滨三元水工业科技发展有限责任公司 | Unitary drinking water treating apparatus |
| CN2602021Y (en) * | 2003-02-20 | 2004-02-04 | 康威斯 | Water furifier |
| WO2007094978A2 (en) * | 2006-02-09 | 2007-08-23 | Parker-Hannifin Corporation | Filter element with flow directing end cap |
| CN203223565U (en) * | 2013-04-09 | 2013-10-02 | 佛山市麦克罗美的滤芯设备制造有限公司 | Water purification and filter device and water stop valve of same |
| CN204182218U (en) * | 2014-10-22 | 2015-03-04 | 珠海格力电器股份有限公司 | Filter core upper end cover and element kit and water purifier |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107399839A (en) * | 2016-05-20 | 2017-11-28 | 青岛经济技术开发区海尔热水器有限公司 | A kind of filter for purifying water |
| CN107399838A (en) * | 2016-05-20 | 2017-11-28 | 青岛经济技术开发区海尔热水器有限公司 | A kind of integrated filter core |
| CN107399837A (en) * | 2016-05-20 | 2017-11-28 | 青岛经济技术开发区海尔热水器有限公司 | A kind of integrated counter-infiltration filter core |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105582732B (en) | 2017-07-25 |
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