CN205379723U - Automatically cleaning of water heater intake filter equipment and water heater - Google Patents
Automatically cleaning of water heater intake filter equipment and water heater Download PDFInfo
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- CN205379723U CN205379723U CN201521019919.1U CN201521019919U CN205379723U CN 205379723 U CN205379723 U CN 205379723U CN 201521019919 U CN201521019919 U CN 201521019919U CN 205379723 U CN205379723 U CN 205379723U
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Abstract
The utility model relates to a water heater the automatically cleaning filter equipment of intaking, it is equipped with the one -level filter screen with independent two parts inside and outside divideing into including the shell that is equipped with water inlet and delivery port inside the shell in, the part is linked together between water inlet and one -level filter screen and the shell, and the delivery port is linked together with the one -level filter screen is inside, still be equipped with on the shell part between one -level filter screen and the shell and the outside drain that is linked together to the utilization is intake and is rush out the silt under the interception of one -level filter screen. Through the aforesaid setting, reach the purpose to the filter equipment self -cleaning of intaking. The utility model discloses still relate to a water heater, be equipped with the above -mentioned automatically cleaning filter equipment of intaking on the inlet tube of water heater. And simultaneously, the utility model discloses simple structure, the effect is showing, suitable using widely.
Description
Technical field
This utility model relates to field of water heaters, particularly relates to the automatically cleaning feeding water filtering device of a kind of water heater.
Background technology
The existing water heater with filtering function in use for some time, can use the prolongation of time along with defecator, cause that retained the large granular impurities such as lower silt in defecator accumulates in a large number by filter screen, causes being declined by property of drainage screen, flow velocity is intake in impact.And, to the dismounting inconvenience of the assembly such as defecator Inner filter net in user's use procedure, cause the assemblies such as filter screen cannot be timely, convenient for cleaning and change.
Meanwhile, along with growth in the living standard consumer, the requirement of bathing is also improved therewith.Only quick, energy-conservation bathing mode can not meet the demand of user.Health is the important indicator of current common people's common concern.The storage-type electric water heater working method overwhelming majority on the market is that water feeding of heater mouth received by user family's tap water at present, from mixing valve outlet flows out after being mixed by hot and cold water after heating, and tap water quality is not improved by whole process.Bathing is produced harmful effect by the silt that exists inside water supply pipe, chlorine residue, heavy metal, the long time integration such as antibacterial, is brought hidden danger the water heater life-span simultaneously.
It is therefore desirable to when water heater maintains, judge that water heater liner is the need of carrying out blowdown, cleaning according to precipitate such as contained incrustation scales in water outlet.But chlorine residue in water, heavy metal, antibacterial etc. cannot get rid of.Meanwhile, the water heater product bringing water filtration function on the market, be only that the large granular impurity such as silt in water inlet is removed, and cannot the little granule material such as heavy metal, antibacterial filter, do not have comprehensive blowdown, sterilization, except functions such as chlorine residue.It is therefore proposed that a water heater, so that water inlet is carried out comprehensive filtration so that bathing experiences improves and extends the water heater life-span, just becomes the research and development focus of producer.
In view of this, special proposition this utility model.
Utility model content
First purpose of the present utility model is in that to provide the automatically cleaning feeding water filtering device of a kind of water heater, to realize the purpose to defecator inside automated cleaning；Second purpose is in that, reaches the purpose of the Impurity removal of different-grain diameter in water.
For realizing above-mentioned utility model purpose, adopt the following technical scheme that
A kind of automatically cleaning feeding water filtering device of water heater, it shell including being provided with water inlet and outlet, it is provided with in shell and enclosure is divided into inside and outside independent two-part one-level filter screen；Between water inlet with one-level filter screen and shell, part is connected, and outlet is connected with one-level its interior；Shell is additionally provided with by part between one-level filter screen and shell be connected externally to the sewage draining exit that leads to, to utilize the silt intake under the interception of one-level filter screen to go out.
Further, described sewage draining exit is provided with the control valve controlling its opening and closing；Preferably, described water inlet and sewage draining exit are respectively arranged on the opposite end of shell.
Further, one-level its interior be provided with to fine particle contained in water inlet, antibacterial, heavy metals removal filter element, filter element includes the housing constituting hollow chamber, filter element is provided with opening that be connected, that be provided with secondary screen with one-level its interior, and filter element is additionally provided with opening that be connected with outlet, that be provided with three grades of filter screens.
Further, defecator includes the first shell and second housing, described one-level filter screen is located in the first shell, second housing is provided with to fine particle contained in water inlet, antibacterial, heavy metals removal filter element, filter element is provided with and is connected opening that pipeline is connected with one-level its interior, that be provided with secondary screen, and filter element is additionally provided with opening that be connected with outlet through backwater connecting line, that be provided with three grades of filter screens.
Further, between sewage draining exit with one-level filter screen and filter element, part is connected, to utilize the impurity under being intercepted by secondary screen of intaking to go out；And/or sewage draining exit is connected with inside filter element, to utilize the impurity under being intercepted by three grades of filter screens of intaking to go out.
Preferably, same sewage draining exit through be provided with control valve pipeline controllably with between one-level filter screen and shell part, between one-level filter screen and filter element part and filter element inside in be partly or entirely connected.
Further, one end of shell is provided with detachable end, is removably installed in shell in filter element, one-level filter screen, secondary screen, three grades of filter screens one or a combination set of.
Further, one end of the first shell is provided with dismountable first end cap, and one-level filter screen is removably installed in the first shell；And/or one end of second housing is provided with dismountable second end cap, it is removably installed in second housing in filter element, secondary screen, three grades of filter screens one or a combination set of.
Further, the filter opening order number of one-level filter screen is less than secondary screen；The filter opening order number of secondary screen is less than three grades of filter screens.
Further, the activated carbon material of heavy metal, antibacterial contained by removal water inlet it is filled with inside the hollow housing of filter element；
Preferably, secondary screen and/or three grades of filter screens are made up of KDF material, with remove water inlet in fine particle, antibacterial, heavy metal.
Adopting technique scheme, this utility model is in that compared with the advantage of prior art:
In this utility model, the shell of feeding water filtering device also sets up sewage draining exit, with by part between one-level filter screen and shell be connected externally to lead to, silt, the large granular impurity such as colloid under utilizing water inlet to be intercepted by one-level filter screen are gone out, and reach the purpose to feeding water filtering device automated cleaning.
By above-mentioned setting so that in water inlet, the material of different-grain diameter is intercepted by the filter screen of corresponding level respectively by descending order, to ensure the filter efficiency by property, raising water inlet of filter screen, extend the life-span of defecator；Meanwhile, correspondence impurity is intercepted by filter screens at different levels respectively so that the impurity adhered on filter screen is same or like, in order to the cleaning of filter screens at different levels.
Further, user, after using water heater certain period of time, can accumulate a large amount of impurity, it is easy to cause that it is reduced by property, it is necessary to cause that the filter assemblies within feeding water filtering device is cleaned and replaces by user in feeding water filtering device.Feeding water filtering device can be carried out dismounting quick, easy by user in the following way, and concrete mode is as follows: after under first being dismantled by rear end cap, then one-level filter screen and secondary screen, filter element and three grades of filter screens are taken out successively.By the way so that the filter assemblies within feeding water filtering device can be dismantled by user easily, to realize filter screens at different levels and the cleaning of filter element, replacing, the purpose that defecator is cleaned by user is reached.
This utility model further relates to a kind of water heater, equipped with any of the above-described described automatically cleaning feeding water filtering device on the water inlet pipe of water heater, so that the water inlet flowed in water heater liner is filtered, remove the contained large granular impurity such as silt, colloid in water inlet, with fine particle impurity such as chlorine residue, heavy metal, antibacterials, have effects such as water inlet scrubbing, sterilization, scale suppressions, to improve the washing comfort level of user, to extend the service life of water heater；At the same time it can also be the impurity under filter screen is intercepted utilizes water inlet auto-flushing, with the purpose that defecator inside is cleaned by realization automatically.
Meanwhile, this utility model simple in construction, effect is notable, is suitable for promoting the use of.
Accompanying drawing explanation
The structural representation of water heater in Fig. 1 and Fig. 2 this utility model embodiment；
The structural representation of feeding water filtering device in Fig. 3 this utility model embodiment；
The section structure schematic diagram of feeding water filtering device in Fig. 4 this utility model embodiment；
The current direction schematic diagram of feeding water filtering device in Fig. 5 this utility model embodiment；
The explosive view of feeding water filtering device in Fig. 6 and Fig. 7 this utility model embodiment；
The structural representation of feeding water filtering device in another embodiment of Fig. 8 this utility model；
A-A section structure schematic diagram in Fig. 8 of feeding water filtering device in another embodiment of Fig. 9 this utility model；
The explosive view of feeding water filtering device in another embodiment of Figure 10 this utility model.
Main element illustrates: 100 feeding water filtering devices, 200 bodies, 300 water inlet pipes, 400 outlet pipes, 1 shell, 2 water inlets, 3 outlets, 4 sewage draining exits, 5 bonnet ends, 6 one-level filter screens, 7 secondary screen, 8 filter elements, 9 three grades of filter screens, 10 connecting lines, 13 backwater connecting lines, 11 first shells, 12 second housings, 51 first end caps, 52 second end caps, 81 housings, 82 drive end bearing brackets, 61 supports, 62 end frames.
Detailed description of the invention
Below in conjunction with embodiment, this utility model is described in more detail.
As depicted in figs. 1 and 2, describing a kind of water heater in this utility model embodiment, described water heater includes body 200, is provided for the inner bag that the water capacity is received in body 200, and to the heater block that water held in inner bag is heated.Also including the water inlet pipe 300 and outlet pipe 400 that pass in inner bag, water inlet pipe 300 is connected with water tap, and outlet pipe 400 is connected with water flowing out structure (such as the assembly such as gondola water faucet, depotition cock) through water mixing valve.Described water inlet pipe 300 is provided with feeding water filtering device 100, to remove the contained large granular impurity such as silt, colloid in water inlet, and remove the fine particle impurity such as chlorine residue, heavy metal, antibacterial, have effects such as water inlet scrubbing, sterilization, scale suppressions, to improve the washing comfort level of user, to extend the service life of water heater.
In this utility model embodiment, feeding water filtering device 100 includes the shell 1 being provided with water inlet 2 and outlet 3, is provided with and is divided into inside and outside independent two-part one-level filter screen 6 by internal for shell 1 in shell 1；Between water inlet 2 with one-level filter screen 6 and shell 1, part is connected, and outlet 3 is internal with one-level filter screen 6 to be connected；Shell 1 is additionally provided with by part between one-level filter screen and shell be connected externally to the sewage draining exit 4 that leads to, to utilize the silt under being intercepted by one-level filter screen 6 of intaking to go out.
In this utility model embodiment, described sewage draining exit 4 is provided with the control valve controlling its opening and closing；Preferably, described water inlet 2 and sewage draining exit 3 are respectively arranged on the opposite end of shell.
Sewage draining exit controllably opening and closing is made, after sewage draining exit 4 is opened, to utilize water inlet to be gone out by the large granular impurities such as the silt under the interception of one-level filter screen, colloid, to reach the purpose to feeding water filtering device 100 automated cleaning by controlling the effect of valve.
Embodiment one
As shown in Fig. 3 to Fig. 7, this embodiment describes the feeding water filtering device 100 of a kind of water heater, it shell 1 including being provided with water inlet 2 and outlet 3；Being provided with the one-level filter screen 6 that the contained large granular impurity such as silt, colloid of water inlet is removed in shell 1, one-level filter screen 6 is divided into inside and outside two parts by internal for shell 1；The water inlet 2 of shell 1 is connected with part between one-level filter screen 6 and shell 1, the internal filter element 8 being provided with Impurity removals such as contained fine particle, antibacterial, heavy metals in water inlet of one-level filter screen 6, the inlet end of filter element 8 is internal with one-level filter screen 6 to be connected, and the water outlet end of filter element 8 is connected with the outlet 3 of shell 1.Thus so that water inlet flows through one-level filter screen 6 and filter element 8 successively, respectively to large particulate matter and the fine particle Impurity removals such as antibacterial, heavy metal such as the silts in water inlet, to reach the purpose that water inlet is filtered comprehensively.
In the present embodiment, described filter element 8 includes the housing 81 constituting hollow chamber, and housing 81 two ends are respectively provided with inlet end and the water outlet end of opening.The opening of inlet end covers and is provided with secondary screen 7, the opening of water outlet end covers and is provided with three grades of filter screens 9, the water flowing out filter element 8 is filtered by secondary screen 7 by the inflow water of filter element 8, three grades of filter screens 9 respectively, to remove the contained fine particle such as antibacterial, heavy metal in water inlet.In the present embodiment, housing 81 inner hollow of filter element 8 is arranged, and is filled with the activated carbon material removing the impurity such as fine particle, antibacterial, heavy metal contained by water inlet in housing 81.
In the present embodiment, the filter opening order number of one-level filter screen 6 is less than secondary screen 7；The filter opening order number of secondary screen 7 is less than three grades of filter screens 9.Thus so that in water inlet, the material of different-grain diameter is intercepted by the filter screen of corresponding level respectively by descending order, to ensure the filter efficiency by property, raising water inlet of filter screen, extends the life-span of defecator；Meanwhile, correspondence impurity is intercepted by filter screens at different levels respectively so that the impurity adhered on filter screen is same or like, in order to the cleaning of filter screens at different levels.
In the present embodiment, described secondary screen 7 and/or three grades of filter screens 9 are made up of KDF material, so that secondary screen 7 and/or three grades of filter screens 9 may filter that into materials such as the fine particle in water, antibacterial, heavy metals, moreover it is possible to make filter screen itself have the effects such as sterilization, scale suppression.
As shown in Fig. 3 to Fig. 7, in the present embodiment, the shell 1 of feeding water filtering device 100 is additionally provided with by part between one-level filter screen 6 and shell 1 be connected externally to the sewage draining exit 4 that leads to, described sewage draining exit 4 is provided with the control valve controlling its opening and closing.Sewage draining exit controllably opening and closing is made, after sewage draining exit 4 is opened, to utilize water inlet to be gone out by the large granular impurities such as the silt under the interception of one-level filter screen, colloid, to reach the purpose to feeding water filtering device 100 automated cleaning by controlling the effect of valve.
Specific as follows:
Feeding water filtering device normal operating condition: control valve Guan Bi, water inlet is flowed in shell 1 by water inlet 2, after flowing through one-level filter screen 6, secondary screen 7,8, three grades of filter screens 9 of filter element, flowed out by outlet 3, so that the little granule foreigns such as large granular impurity and fine particle, antibacterial, heavy metal such as contained silt in water inlet to be removed, reach the purpose that water inlet is filtered；
Feeding water filtering device automated cleaning state: control valve and open, water inlet is flowed in shell 1 by water inlet 2, after part between one-level filter screen 6 and shell 1, sewage draining exit 4 flows out, to be gone out by water inlet by the impurity filtered by one-level filter screen 6, reach the purpose to defecator automated cleaning.
By above-mentioned setting so that user only need to adjust the opening and closing controlling valve, is achieved that the automatically cleaning within defecator, substantially increases the operating comfort of user.
In the present embodiment, it is preferred that described water inlet 2 and sewage draining exit 4 are respectively arranged on the opposite end of shell 1, with when defecator automated cleaning, order water inlet can cover the whole of one-level filter screen, to improve automatically cleaning efficiency.
Certainly, in the present embodiment, it is also possible to part between internal with filter element 8 for sewage draining exit 4 or filter element 8 with one-level filter screen 6 is connected, to utilize the impurity under three grades of filter screens, secondary screen being intercepted of intaking to go out.By above-mentioned setting, it is achieved the impurity under utilizing water inlet three grades of filter screens, secondary screen, one-level filter screen to be intercepted is gone out respectively, to reach the purpose to the internal comprehensive cleaning of feeding water filtering device 100.
Preferably, same sewage draining exit 4 through being respectively equipped with that the water route and the filter element 8 that control valve be internal, part between filter element 8 and one-level filter screen 6, between one-level filter screen 6 and shell 1, part is connected, to realize utilizing water inlet to the purpose being partly or entirely rinsed in one-level filter screen, secondary screen and three grades of filter screens, reach the comprehensive self-cleaning effect in feeding water filtering device inside.
Embodiment two
As shown in Fig. 3 to Fig. 7, this embodiment describes the feeding water filtering device of a kind of water heater, the shell 1 of feeding water filtering device 100 is made up of the column structure of hollow, and setting is closed in one end, one end is provided with dismountable rear end cap 5.The blind end of shell 1 is provided with water inlet 2 and outlet 3.Be provided with in shell 1 be coaxially disposed, the one-level filter screen 6 of cylindrical sidewalls of encircling a city, one-level filter screen 6 is divided into separate inside and outside two parts by internal for shell 1, part between water inlet 2 with one-level filter screen 6 and shell 1 is connected, and makes water inlet flow through first-level filtering net 6 to remove the large granular impurities such as contained silt.Being provided with filter element 8 that be coaxially disposed, cylindrical in one-level filter screen 6, filter element 8 is inlet end away from one end of rear end cap 5, is water outlet end near one end of rear end cap 5；Inlet end is provided with the opening being coated with secondary screen 7, to be connected internal to the part between one-level filter screen 6 and filter element 8 and filter element 8；Water outlet end is provided with the opening being coated with three grades of filter screens 9, to be connected internal for filter element 8 with outlet 3；Filter element 8 is internal is filled with the activated carbon material that water inlet is removed the little granule foreign such as antibacterial, heavy metal.
By above-mentioned setting so that water inlet flows through the filter screens at different levels that order number is gradually reduced successively so that the impurity of corresponding particle diameter, by corresponding strainer filtering, reaches the impurity of large and small granule contained in water inlet is carried out the purpose of filtration comprehensively.Owing to, in filter process, the impurity of corresponding particle diameter is only intercepted by filter screens at different levels, makes all being changed accordingly by property of filter screen at different levels, extends the service life of defecator.
Preferably, described rear end cap 5 is threadeded with shell 1, and the outside of rear end cap 5 is provided with is easy to the convex tendon that user rotates.It is further preferred that rear end cap 5 and shell 1 touching position are provided with seal washer, in case leak-stopping water.
In the present embodiment, described filter element 8 includes the housing 81 being in a cylindrical shape sidewall, tubular shell 81 one end be provided with cover this end opening, plug fixing drive end bearing bracket 82, the uncovered setting of the other end.Described drive end bearing bracket 82 is provided with and inserts opening in shell outlet 3, that outlet 3 and filter element 8 inside are connected.One end residing for drive end bearing bracket 82 constitutes the water outlet end of filter element 8, and is covered with three grades of filter screens 9 in above-mentioned opening overlying；Preferably, three grades of filter screens 9 are mounted on drive end bearing bracket 82, in order to user dismantles cleaning.By above-mentioned setting so that filter element 8 grafting is fixed in shell 1, it is achieved that the detachable installation of filter element 8 is fixed, in order to user is to filter element and three grades of filter screen disassembly, cleaning.
In the present embodiment, described one-level filter screen 6 is installed on support 61, makes one-level filter screen 6 support under the effect of support 61 as cylindrical shape.Cylindric one-level filter screen 6 is coaxial with filter element 8, the setting of Different Diameter, makes the passage forming flowing of supplying water between one-level filter screen 6 and filter element 8.The sealed end of the first end of support 61 and drive end bearing bracket 82 or shell 1 plugs fixing.Second end of support 61 is provided with the end frame 62 extended to central axial direction, and described end frame 62 overlying is covered with secondary screen 7, and secondary screen 7 covers the periphery of filter case 81 opening end；Preferably, secondary screen 7 seals with the periphery of filter case 81 opening end and contacts so that the current between one-level filter screen 6 and filter element 8 flow in filter element 8 after secondary screen 7 again.
By above-mentioned setting so that one-level filter screen 6 and secondary screen 7 grafting are fixed in shell 1, it is achieved that one-level filter screen 6 and secondary screen 7 be detachably fixed installation, in order to one-level filter screen 6 and secondary screen 7 are carried out by user.
In the present embodiment, the two ends of tubular one-level filter screen 6 contact with drive end bearing bracket 82 and rear end cap 5 respectively so that one-level filter screen 6 is held in therebetween, to improve the installation strong degree of one-level filter screen.
In the present embodiment, user, after using water heater certain period of time, can accumulate a large amount of impurity, it is easy to cause that it is reduced by property, it is necessary to cause that the filter assemblies within feeding water filtering device is cleaned and replaces by user in feeding water filtering device.Feeding water filtering device can be carried out dismounting quick, easy by user in the following way, and concrete mode is as follows: after first being dismantled down by rear end cap 82, then one-level filter screen and secondary screen, filter element and three grades of filter screens is taken out successively.By the way so that the filter assemblies within feeding water filtering device can be dismantled by user easily, to realize filter screens at different levels and the cleaning of filter element, replacing, the purpose that defecator is cleaned by user is reached.
Embodiment three
As shown in Fig. 8 to Figure 10, this embodiment describes the feeding water filtering device 100 of a kind of water heater, it the first shell 11 including respectively constituting separate chamber and second housing 12；First shell 11 is provided with the one-level filter screen 6 that the contained silt of water inlet is removed；Second housing 12 is provided with to fine particle contained in water inlet, antibacterial, heavy metal filter element 8.First shell 11 is connected pipeline 10 with second housing 12 inside and is connected.Thus, make to remove the large granular impurities such as contained silt, colloid into the water one-level filter screen 6 in the first shell 11 respectively, filter element 8 in second housing 12 removes the fine particle impurity such as chlorine residue, heavy metal, antibacterial, so that defecator installs one-level filter screen 6 and filter element 8 at the same time or separately according to user's situation, with the multiformity of abundant product.
In the present embodiment, one-level filter screen 6 is divided into independent two parts by internal for the first shell 11, and the water inlet 2 of feeding water filtering device 100 is located on the first shell 11, and described water inlet 2 is connected with the Part I in the first shell 11；Part II in first shell 11 is connected pipeline 10 and is connected with the inlet end of second housing 12 inner filter core 8, and the water outlet end of filter element 8 is connected with the outlet 3 arranged on the first shell 11 through backwater connecting line 13.By above-mentioned setting, after making to flow through the first shell 11, one-level filter screen 6, connecting line 10, filter element 8, backwater connecting line 13 successively into water, flow out from outlet 3, to make water inlet flow through one-level filter screen 6 and filter element 8 successively, respectively to large particulate matter and the fine particle Impurity removals such as antibacterial, heavy metal such as the silts in water inlet, reach the purpose that water inlet is filtered comprehensively.
It is also possible that in order to save cost, the outlet 3 of feeding water filtering device 100 is directly arranged on second housing 12, is joined directly together logical with the water outlet end of filter element 8, to reduce the setting of pipeline.
Preferably, in the present embodiment, it is internal that described backwater connecting line 13 is set in connecting line 10, make between connecting line 10 and backwater connecting line 13 in formed passage water (flow) direction for flowing to second housing 12 direction from the first shell 11, backwater connecting line 13 is internally formed in passage water (flow) direction for flow to the first shell 11 direction from second housing 12, to constitute the mutual sleeve structure not producing interference.
In the present embodiment, housing 81 inner hollow of filter element 8 is arranged, and is filled with the activated carbon material removing the impurity such as fine particle, antibacterial, heavy metal contained by water inlet in housing 81.
Embodiment four
As shown in Fig. 8 to Figure 10, this embodiment describes the feeding water filtering device of a kind of water heater, first shell 11 of feeding water filtering device 100 and second housing 12 are made up of the column structure of hollow respectively, and be the airtight setting in one end, the other end is provided with dismountable first end cap 51 or the second end cap 52.Be provided with in first shell 11 be coaxially disposed, transverse section is the support 61 of " ten " shape, support 61 is provided with that covering is arranged and the first shell 11 is coaxially disposed, the one-level filter screen 6 of cylindrical sidewalls of encircling a city, one-level filter screen 6 is divided into separate inside and outside two parts by internal for shell 1, part between water inlet 2 with one-level filter screen 6 and shell 1 is connected, and makes water inlet flow through first-level filtering net 6 to remove the large granular impurities such as contained silt.The sealed end of the first shell 11 is connected pipeline 10 and is connected with the sealed end of second housing 12.Being provided with filter element 8 that be coaxially disposed, cylindrical inside second housing, filter element 8 is inlet end near one end of the second end cap 52, one end away from the second end cap 52 is water outlet end；Inlet end is provided with the opening being coated with secondary screen 7, to be connected internal to the part between one-level filter screen 6 and filter element 8 and filter element 8；Water outlet end is provided with the opening being coated with three grades of filter screens 9, to be connected internal for filter element 8 with outlet 3；Filter element 8 is internal is filled with the activated carbon material that water inlet is removed the little granule foreign such as antibacterial, heavy metal.
By above-mentioned setting so that water inlet flows through the filter screens at different levels that order number is gradually reduced successively so that the impurity of corresponding particle diameter, by corresponding strainer filtering, reaches the impurity of large and small granule contained in water inlet is carried out the purpose of filtration comprehensively.Owing to, in filter process, the impurity of corresponding particle diameter is only intercepted by filter screens at different levels, makes all being changed accordingly by property of filter screen at different levels, extends the service life of defecator.
Preferably, threadeding respectively between the first described end cap 51 with first shell the 11, second end cap 52 and second housing 12, the outside of the first end cap 51 and the second end cap 52 is respectively equipped with is easy to convex tendon or the antiskid thread that user rotates.It is further preferred that rear end cap 5 and shell 1 touching position are provided with seal washer, in case leak-stopping water.
In the present embodiment, described filter element 8 includes the housing 81 being in a cylindrical shape sidewall, and tubular shell 81 one end is provided with the secondary screen 7 covering this end opening, and the other end is provided with the three grades of filter screens 9 covering this end opening.It is provided with certain interval between the opening being provided with secondary screen 7 and second end cap 52 of the 8 of described filter element, flows to opening corresponding to secondary screen from gap for current, it is achieved current enter the purpose of filter element.Preferably, secondary screen 7 and three grades of filter screen 9 dismountable grafting respectively are installed on housing 81, in order to user dismantles cleaning.By above-mentioned setting so that filter element 8 grafting is fixed in second housing 12, it is achieved that the detachable installation of filter element 8 is fixed, in order to user is to filter element and secondary screen, three grades of filter screen disassembly, cleaning.
In the present embodiment, the filter opening order number of one-level filter screen 6 is less than secondary screen 7；The filter opening order number of secondary screen 7 is less than three grades of filter screens 9.Thus so that in water inlet, the material of different-grain diameter is intercepted by the filter screen of corresponding level respectively by descending order, to ensure the filter efficiency by property, raising water inlet of filter screen, extends the life-span of defecator；Meanwhile, correspondence impurity is intercepted by filter screens at different levels respectively so that the impurity adhered on filter screen is same or like, in order to the cleaning of filter screens at different levels.
In the present embodiment, described secondary screen 7 and/or three grades of filter screens 9 are made up of KDF material, so that secondary screen 7 and/or three grades of filter screens 9 may filter that into materials such as the fine particle in water, antibacterial, heavy metals, moreover it is possible to make filter screen itself have the effects such as sterilization, scale suppression.
In the present embodiment, described one-level filter screen 6 is installed on support 61, makes one-level filter screen 6 support under the effect of support 61 as cylindrical shape.Cylindric one-level filter screen 6 is coaxial with the first shell 11, the setting of Different Diameter, makes the passage forming flowing of supplying water between one-level filter screen 6 and the first shell 11.First end of support 61 and the sealed end of the first shell 11 plug fixing and/or support 61 the first end cap 51 and plug fixing, to realize the fixed installation in the first shell of the one-level filter screen.
In the present embodiment, the two ends of support 61 respectively with the sealed end of the first shell 11 and the first end cap 51 is mutually spacing contacts so that one-level filter screen 6 is held in therebetween, to improve the installation strong degree of one-level filter screen.
In the present embodiment, user, after using water heater certain period of time, can accumulate a large amount of impurity, it is easy to cause that it is reduced by property, it is necessary to cause that the filter assemblies within feeding water filtering device is cleaned and replaces by user in feeding water filtering device.Feeding water filtering device can be carried out dismounting quick, easy by user in the following way, and concrete mode is as follows: after first being dismantled down by rear end cap 82, then one-level filter screen and secondary screen, filter element and three grades of filter screens is taken out successively.By the way so that the filter assemblies within feeding water filtering device can be dismantled by user easily, to realize filter screens at different levels and the cleaning of filter element, replacing, the purpose that defecator is cleaned by user is reached.
Simultaneously, owing to filter element and the service life of one-level filter screen, cleaning time limit are different, adopt above-mentioned split-type design so that individually dismantling respectively of filter element and one-level filter screen, to realize individually cleaning and changing above-mentioned filter element, to improve the operation convenience degree of user.
More particularly, it is also possible to according to user's local environment, what install additional in filter element and one-level filter screen on feeding water filtering device is arbitrary or whole, with the multiformity of abundant product, provides the user selection rational, most suitable.
Embodiment in above-described embodiment can combine further or replace; and embodiment is only that preferred embodiment of the present utility model is described; not design of the present utility model and scope are defined; under the premise without departing from this utility model design philosophy; the various changes and modifications that in this area, the technical solution of the utility model is made by professional and technical personnel, belong to protection domain of the present utility model.
Claims (11)
1. an automatically cleaning feeding water filtering device for water heater, it shell including being provided with water inlet and outlet, it is provided with in shell and enclosure is divided into inside and outside independent two-part one-level filter screen；Between water inlet with one-level filter screen and shell, part is connected, and outlet is connected with one-level its interior；
It is characterized in that: shell is additionally provided with by part between one-level filter screen and shell be connected externally to the sewage draining exit that leads to, to utilize the silt intake under the interception of one-level filter screen to go out.
2. the automatically cleaning feeding water filtering device of a kind of water heater according to claim 1, it is characterised in that: described sewage draining exit is provided with the control valve controlling its opening and closing.
3. the automatically cleaning feeding water filtering device of a kind of water heater according to claim 1 and 2, it is characterized in that: one-level its interior be provided with to fine particle contained in water inlet, antibacterial, heavy metals removal filter element, filter element includes the housing constituting hollow chamber, filter element is provided with opening that be connected, that be provided with secondary screen with one-level its interior, and filter element is additionally provided with opening that be connected with outlet, that be provided with three grades of filter screens.
4. the automatically cleaning feeding water filtering device of a kind of water heater according to claim 1 and 2, it is characterized in that: defecator includes the first shell and second housing, described one-level filter screen is located in the first shell, second housing is provided with to fine particle contained in water inlet, antibacterial, heavy metals removal filter element, filter element is provided with and is connected opening that pipeline is connected with one-level its interior, that be provided with secondary screen, and filter element is additionally provided with opening that be connected with outlet through backwater connecting line, that be provided with three grades of filter screens.
5. the automatically cleaning feeding water filtering device of a kind of water heater according to claim 3, it is characterised in that: between sewage draining exit with one-level filter screen and filter element, part is connected, to utilize the impurity under being intercepted by secondary screen of intaking to go out；
And/or sewage draining exit is connected with inside filter element, to utilize the impurity under being intercepted by three grades of filter screens of intaking to go out.
6. the automatically cleaning feeding water filtering device of a kind of water heater according to claim 4, it is characterised in that: between sewage draining exit with one-level filter screen and filter element, part is connected, to utilize the impurity under being intercepted by secondary screen of intaking to go out；
And/or sewage draining exit is connected with inside filter element, to utilize the impurity under being intercepted by three grades of filter screens of intaking to go out.
7. the automatically cleaning feeding water filtering device of a kind of water heater according to claim 3, it is characterised in that: one end of shell is provided with detachable end, is removably installed in shell in filter element, one-level filter screen, secondary screen, three grades of filter screens one or a combination set of.
8. the automatically cleaning feeding water filtering device of a kind of water heater according to claim 4, it is characterised in that: one end of the first shell is provided with dismountable first end cap, and one-level filter screen is removably installed in the first shell；
And/or one end of second housing is provided with dismountable second end cap, it is removably installed in second housing in filter element, secondary screen, three grades of filter screens one or a combination set of.
9. the automatically cleaning feeding water filtering device according to described a kind of water heater arbitrary in claim 5 to 8, it is characterised in that: the filter opening order number of one-level filter screen is less than secondary screen；The filter opening order number of secondary screen is less than three grades of filter screens.
10. the automatically cleaning feeding water filtering device according to the arbitrary described a kind of water heater of claim 5 to 8, it is characterised in that: it is filled with inside the hollow housing of filter element and removes the activated carbon material of contained heavy metal, antibacterial in water inlet.
11. a water heater, it is characterised in that: equipped with the arbitrary described automatically cleaning feeding water filtering device of the claims 1 to 10 on the water inlet pipe of water heater.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521019919.1U CN205379723U (en) | 2015-12-10 | 2015-12-10 | Automatically cleaning of water heater intake filter equipment and water heater |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521019919.1U CN205379723U (en) | 2015-12-10 | 2015-12-10 | Automatically cleaning of water heater intake filter equipment and water heater |
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| CN205379723U true CN205379723U (en) | 2016-07-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106861268A (en) * | 2015-12-10 | 2017-06-20 | 青岛经济技术开发区海尔热水器有限公司 | The automatically cleaning feeding water filtering device and water heater of a kind of water heater |
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2015
- 2015-12-10 CN CN201521019919.1U patent/CN205379723U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106861268A (en) * | 2015-12-10 | 2017-06-20 | 青岛经济技术开发区海尔热水器有限公司 | The automatically cleaning feeding water filtering device and water heater of a kind of water heater |
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