CN108786258A - Composite filter element component and water purifier - Google Patents

Composite filter element component and water purifier Download PDF

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Publication number
CN108786258A
CN108786258A CN201710306693.0A CN201710306693A CN108786258A CN 108786258 A CN108786258 A CN 108786258A CN 201710306693 A CN201710306693 A CN 201710306693A CN 108786258 A CN108786258 A CN 108786258A
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CN
China
Prior art keywords
water
filter core
wall
water route
cover
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Granted
Application number
CN201710306693.0A
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Chinese (zh)
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CN108786258B (en
Inventor
王旭宁
刘建保
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Joyoung Co Ltd
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Joyoung Co Ltd
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Filing date
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Priority to CN201710306693.0A priority Critical patent/CN108786258B/en
Publication of CN108786258A publication Critical patent/CN108786258A/en
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D36/00—Filter circuits or combinations of filters with other separating devices
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00—Multistage treatment of water, waste water or sewage
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • C02F1/003—Processes for the treatment of water whereby the filtration technique is of importance using household-type filters for producing potable water, e.g. pitchers, bottles, faucet mounted devices
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/002—Construction details of the apparatus

Abstract

The invention discloses composite filter element component, including shell, mounting head, mounting head is located at one end of shell, and mounting head includes outer end cap；First filter core and the second filter core are axially disposed, and the first filter core is between the second filter core and mounting head；First filter core and the second filter core are located in separated from each other the first water route and the second water route, and the first water route and the second water route respectively include the first intake-outlet and the second intake-outlet, and the first intake-outlet and the second intake-outlet are respectively positioned in mounting head；Central tube is connected to through the first filter core and one of the second filter core and the second intake-outlet, the part in the second water route of Inner Constitution of central tube, the part crossed water space and constitute the first water route between the outer wall of central tube and the first filter core；Isolation cover, isolation cover cover are placed in that cover is either set the first filter core in it by the first filter core outside the second filter core and respectively or the second filter core is kept apart with the second water route or the first water route.The invention belongs to Domestic water purifying fields.

Description

Composite filter element component and water purifier
Technical field
The present invention relates to a kind of composite filter element component and water purifiers, belong to water-treatment technology field.
Background technology
Water is the important component of human body, and the water in human body accounts for about the 50% of an adult human body weight, and normal person is per balance Equal water consumption is 2000-2500 milliliters, substance in vivo oxygen matterization can 300 milliliters of unboiled water, therefore should keep the skin wet daily about 2000 milliliters, wherein most is obtained by drinking water.But as water pollution is constantly aggravated, drinking-water healthy water is increasingly difficult to, The other organs of human body can also come to harm because being contaminated for a long time.Daily drinking tap water have passed through a variety of cleanings, sterilization Disinfection means can reach state health standards through Drinking water quality detection, using the water tank of very long pipeline and secondary pressurized, Flow into huge numbers of families.Before flowing into resident family, very long pipeline have passed through complicated landform and road, some pipelines are long neglected and in disrepair, some Water pipe intersects with sewage pipe, some water pipes in building even will first pass through lavatory, can reach kitchen.Because water pipe surrounding Leakage and secondary pressurized water tank seldom clear up disinfection, and iron rust in water tank in impossible spotless and water pipe etc. is many Reason can cause the secondary pollution to water quality, the pathogenic microorganisms such as iron rust, lead, phenol, pesticide to have different degrees of appearance, pollution Situation is startling.
With the raising that people require drinking water quality, water cleaning systems are just progressing into the drinking-water system of every household In.Water purifier currently on the market generally uses following element kits：A kind of element kit is interior to be filled with single filter material, for reality The filter effect of existing a variety of filter materials, then need multiple element kits to be cascaded and be filtered, each element kit needs to be arranged Mounting base fixed thereto, and need to be individually replaced maintenance, it is larger not only take up volume, of high cost, and element kit replace it is numerous It is multiple, seriously affect user experience；Another element kit is composite filter element component, and at least two are filled in this kind of element kit Filter material, it is internal that there is a water route different filter materials to be cascaded, outside then there are one water inlets and a water outlet for tool Mouthful, flow from its water inlet enter and traveling along water route pass sequentially through inside element kit after different filter materials flowed out from water outlet it is compound Element kit, but the purposes of this composite filter element component has certain restrictions；Composite filter element component also is by multiple lists The shell of the element kit of one filter material is directly plugged into together, more although realizing the compound of a variety of filtering function filter materials Plugging into for a element kit shell can form multiple exposed connecting portions, therefore these connecting portions will become multiple Exposed leakage hidden trouble just has the risk of leak once position of plugging into seals or welding goes wrong.
Invention content
The problem of for above-mentioned existing element kit, the present invention provides a kind of composite filter element components, including shell, special Sign is, including：Mounting head, the mounting head are located at one end of shell, and the mounting head includes outer end cap；First filter core and Two filter cores, first filter core and the second filter core are axially disposed, and first filter core be located at the second filter core and mounting head it Between；First water route and the second water route, first filter core and the second filter core are located in the first water route and the second water route, described First water route and the second water route are separated from each other, and first water route includes the first water inlet and the first water outlet, second water Road includes the second water inlet and the second water outlet, first water inlet, the first water outlet and the second water inlet, the second water outlet It is respectively positioned in mounting head；Central tube, the central tube is through the first filter core and the second filter core and the second water inlet or second Water outlet is connected to, the part in the second water route of Inner Constitution of the central tube, the outer wall of the central tube and the first filter core it Between have first cross water space, it is described first cross water space constitute the first water route a part；Isolation cover, the isolation cover cover are set In outside the first filter core either the second filter core and respectively by cover set the first filter core in it or the second filter core and the second water route or First water route keeps apart.
Further, it is outer and keep apart the first filter core and the second water route to be located at the first filter core for the isolation cover, it is described every Outer wall from cover and there is third to cross water space between the inner wall of shell, the third crosses one that water space constitutes the second water route Point, the roof of the isolation cover is equipped with first through hole, the inlet segment in first water route, the water exit end in the first water route and the second water The part on road both passes through first through hole, and the bottom wall of the isolation cover is equipped with the second through-hole passed through for central tube internal watercourses.
Further, first filter core is equipped with the first upper end cover of the first filter core end of closing towards mounting head one end, The other end of first filter core and the bottom wall of isolation cover against and close, have between first upper end cover and isolation cover inner wall There is the 4th to cross water space, the described 4th crosses the part that water space constitutes the first water route, the central area of first upper end cover With cricoid tube wall, between the inner wall of the tube wall and the outer wall of central tube cross water space with first mistake water space communicate and Constitute the part in the first water route；Alternatively, the isolation cover include isolation cover shell and at isolation cover housing center every From pipe, filter material fill area is formed between the isolated tube and isolation cover shell, the first filter core, institute are filled in the filter material fill area It states the roof of isolation cover and bottom wall is respectively equipped with first communicated with the first filter core the mouth of a river excessively and second and crosses the mouth of a river, the isolated tube It is sheathed on outside central tube, water space is crossed for first between the inner wall of the isolated tube and the outer wall of central tube, described first crosses water Mouth is isolated by isolation cover with the first water space excessively, and described second crosses the mouth of a river communicates with the first water space excessively.
Further, the isolation cover includes being located at close to first cover body of mounting head one end and positioned at the second of the other end Cover body, the first through hole are located at the central area of the first cover body roof, and second through-hole is located in the second cover body bottom wall There is side wall, another outer edge to have the first sealing of annular for heart district domain, one of first cover body and the second cover body Muscle forms sealing between the inside or outside and the first sealed muscle of the side wall.
Further, the periphery on second through-hole hole edge is equipped with the second of the annular extended vertically towards mounting head direction Sealed muscle forms sealing between the inside or outside and the second sealed muscle of the central tube lower end；Alternatively, second filter core It is equipped with the second upper end cover towards mounting head one end, second upper end cover central area has third through-hole, the third through-hole It is connected to central tube and the second filter core, the periphery on third through-hole hole edge is equipped with the annular extended vertically towards mounting head direction Third sealed muscle forms sealing between the inside or outside and third sealed muscle of the central tube lower end.
Further, the bottom wall lower face of the isolation cover is equipped with the 4th of the annular extended vertically backwards to mounting head direction Sealed muscle, second filter core are equipped with the 5th sealed muscle of annular towards mounting head one end, the 4th sealed muscle and the 5th close Envelope muscle grafting is simultaneously sealed by gasket.
Further, it is outer and keep apart the second filter core and the first water route to be located at the second filter core for the isolation cover, it is described every Have the 5th to cross water space between inner wall and the side wall of the second filter core from cover, the roof of the isolation cover is equipped with fourth hole, There is first filter core the first bottom end cover, the hole edge sealing of first bottom end cover and fourth hole to coordinate, second water The inlet segment on road and the water exit end in the second water route both pass through fourth hole, and the central tube is embedded to be cased with the second central tube, described The part that the second water route is constituted in second central tube crosses water space between the center inside pipe wall and the second center pipe outer wall The part that water space communicated and constituted the second water route is crossed with the 5th.
Further, second filter core is equipped with the second upper end cover of the second filter core end of closing towards mounting head one end, The other end of second filter core and the bottom wall of the bottom wall of isolation cover or shell against and close, in second upper end cover There is cricoid tube wall, the tube wall inner flow passage to communicate and constitute the part in the second water route with the second central tube in heart district domain, Water space and center inside pipe wall and the second center are crossed in water space connection the 5th of crossing between the fourth hole and the outer wall of tube wall Water space is crossed between pipe outer wall；It is equipped with filling bracket in the isolation cover, the second filter core is filled in the filling bracket, it is described 5th, which crosses water space, is located between the outer wall and the inner wall of isolation cover of filling bracket, roof and the bottom wall difference of the filling bracket The mouth of a river and the 4th is crossed equipped with third and crosses the mouth of a river, and the third crosses the mouth of a river and communicates and constitute one of the second water route with the second central tube Point, the described 4th mouth of a river excessively is communicated with the 5th water space excessively.
Further, the isolation cover includes being located at close to the third cover body of mounting head one end and positioned at the 4th of the other end There is side wall, another outer edge to have the 6th sealed muscle of annular for cover body, one of first cover body and the second cover body, Sealing is formed between the inside or outside and the 6th sealed muscle of the side wall；Alternatively, the isolation cover has roof and side wall, Sealing is formed between the bottom wall of the shell and the side wall lower ends of isolation cover, and then is formed between isolation cover and the bottom wall of shell Accommodate the space of the second filter core；Alternatively, there is the isolation cover roof, the inside sidewalls of the shell to coordinate equipped with annular seal Sealing is fixed and formed to portion, the isolation cover and sealing fit portion, so the bottom wall of isolation cover, the side wall of shell and shell it Between formed accommodate the second filter core space.
The present invention also provides a kind of water purifiers, which is characterized in that including composite filter element component and external reverse osmosis filter core group Part, the composite filter element component be above-mentioned composite filter element component, raw water followed by composite filter element component the first water route or Another water route of composite filter element component is returned to after second water route, external reverse osmosis element kit.
The compound filter core of multiple functions filter material provided by the invention, the compound of all filter materials is all in an element kit Inside reduces exposed tie point, and greatly reducing water, directly leakage is in external risk, specifically, due to compound The intake-outlet of element kit is respectively positioned on one end so that its seal point may be contained within the same end, related to sealing when making its manufacture Dimensional tolerance be easy to control, for one thing, if seal point is distributed in the both ends of composite filter element component, due to composite filter The tolerance of the components such as the shell of core assembly, it is easy to cause the actual size between seal point improper and bring seal failure, such as Need to accurately control these components tolerance then necessarily bring component yield reduction and cost raising.In addition, height Composite Filter core substantially reduce the volume of water purifier, be adapted to the trend of present household electrical appliances miniaturization.Meanwhile also improving composite filter element Convenience of the component in integral disassembly, assembly.Also, it is also possible that the other of shell and the same water purifier of composite filter element component The shell of filter core is identical, improves the standardized rate of parts, reduces cost.
Description of the drawings
Present invention will be described in further detail below with reference to the accompanying drawings and specific embodiments：
Fig. 1 is the sectional view of one composite filter element component of the embodiment of the present invention；
Fig. 2 is the sectional view of composite filter element component mounting head one end in Fig. 1；
Fig. 3 is the sectional view of the first filter core and the second filter core junction in Fig. 1；
Fig. 4 is the sectional view of one composite filter element component another angle of the embodiment of the present invention；
Fig. 5 is the sectional view of composite filter element component mounting head one end in Fig. 2；
Fig. 6 is the schematic diagram in the water purifier water route present invention employs composite filter element component；
Fig. 7 is the sectional view after the mounting head of one composite filter element component of the embodiment of the present invention is fixed with mounting base；
Fig. 8 is the sectional view of another angle after one composite filter element component of the embodiment of the present invention is fixed with mounting base；
Fig. 9 is the sectional view after two composite filter element component of the embodiment of the present invention is fixed with mounting base；
Figure 10 is the sectional view of composite filter element component mounting head one end in Fig. 9；
Figure 11 is the sectional view of the first filter core and the second filter core junction in Fig. 9；
Figure 12 is the sectional view of another angle after two composite filter element component of the embodiment of the present invention is fixed with mounting base；
Figure 13 is the sectional view of composite filter element component mounting head one end in Figure 12；
Figure 14 is the sectional view after triplex of embodiment of the present invention element kit is fixed with mounting base；
Figure 15 is the sectional view of composite filter element component mounting head one end in Figure 14；
Figure 16 is the sectional view of another angle after triplex of embodiment of the present invention element kit is fixed with mounting base；
Figure 17 is the sectional view of composite filter element component mounting head one end in Figure 16；
Figure 18 is the sectional view after four composite filter element component of the embodiment of the present invention is fixed with mounting base；
Figure 19 is the sectional view of composite filter element component mounting head one end in Figure 18；
Figure 20 is the sectional view of another angle after four composite filter element component of the embodiment of the present invention is fixed with mounting base；
Figure 21 is the sectional view of composite filter element component mounting head one end in Figure 20；
Figure 22 is the sectional view after five composite filter element component of the embodiment of the present invention is fixed with mounting base；
Figure 23 is the sectional view of composite filter element component mounting head one end in Figure 22；
Figure 24 is the sectional view of the first filter core and the second filter core junction in Figure 22；
Figure 25 is the sectional view of another angle after five composite filter element component of the embodiment of the present invention is fixed with mounting base；
Figure 26 is the sectional view of composite filter element component mounting head one end in Figure 25；
Figure 27 is the sectional view after six composite filter element component of the embodiment of the present invention is fixed with mounting base；
Figure 28 is the sectional view of composite filter element component mounting head one end in Figure 27；
Figure 29 is the sectional view of another angle after six composite filter element component of the embodiment of the present invention is fixed with mounting base；
Figure 30 is the sectional view of composite filter element component mounting head one end in Figure 29.
Specific implementation mode
To better understand the objects, features and advantages of the present invention, below in conjunction with the accompanying drawings and specific real Mode is applied the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application Feature in example and embodiment can be combined with each other.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still, the present invention may be used also To be implemented different from other modes described here using other, therefore, protection scope of the present invention is not by described below Specific embodiment limitation.
In the description of the present invention, it is to be understood that, "center" in term, "upper", "lower", "front", "rear", " left side ", The orientation or positional relationship of instructions such as " right sides " is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing this hair Bright and simplified description, does not indicate or imply the indicated device or element must have a particular orientation, with specific orientation Construction and operation, therefore be not considered as limiting the invention.In addition, term " first ", " second " are used for description purposes only, It is not understood to indicate or imply relative importance.
Embodiment one：
As Figure 1-Figure 5, a kind of composite filter element component, including shell 1 and mounting head 2, mounting head 2 are located at one end of shell 1, Mounting head 2 includes outer end cap 21, and the filter material inside element kit is packed by the opening of 1 upper end of shell in shell 1, outer end cap 21 It is fixedly welded on the opening of 1 upper end of shell.Further include the first filter core 31 and the second filter core 32 in composite filter element component, wherein First filter core 31 and the second filter core 32 are axially disposed, and the first filter core 31 is between the second filter core 32 and mounting head 2.First Filter core 31 and the second filter core 32 are located in the first water route and the second water route, wherein the first water route and the second water route are mutually separated by It opens, the first water route includes the first water inlet 411 and the first water outlet 412, and the second water route goes out including the second water inlet 421 and second The mouth of a river 422.Also, the first water inlet 411, the first water outlet 412 and the second water inlet 421, the second water outlet 422 are respectively positioned on peace It fills on head 2.On the one hand, convenience of the composite filter element component in integral disassembly, assembly is improved, on the other hand, it is also possible that compound The shell of element kit is identical as the shell of other filter cores of same water purifier, improves the standardized rate of parts, reduces cost, Importantly, due to which the intake-outlet of composite filter element component is respectively positioned on one end so that its seal point may be contained within the same end, make it It is easy to control with the relevant dimensional tolerance of sealing when manufacture, for one thing, if seal point is distributed in composite filter element component Both ends, then due to the tolerance of the components such as the shell of composite filter element component, it is easy to cause the actual size between seal point improper And seal failure is brought, the tolerance if you need to accurately control these components then necessarily brings the reduction of component yield and proposing for cost It is high.
Central tube 5 is provided at first filter core, 31 center, central tube 5 is through the first filter core 31 and the second filter core 32 and Two water inlets 421 are connected to, the part in the second water route of Inner Constitution of central tube 5.The outer wall of central tube 5 and the first filter core 31 it Between have first cross water space 61, first cross water space 61 constitute the first water route a part.
In the present embodiment, mounting head 2 further includes waterway converter 22, and waterway converter 22 is located at the first filter core 31 close to peace The end of 2 one end of head is filled, is equipped with runner in waterway converter 22, runner includes central flow channel 221, one end of central flow channel 221 For the second water inlet 421, the other end connect with central tube 5 and then constitutes the part in the second water route.
Runner further includes the first flow 222 of 221 periphery of centrally located runner, and first flow 222 and first crosses water space 61 communicate and constitute the part in the first water route, and end of the first flow 222 far from 31 one end of the first filter core constitutes the first water outlet Mouth 412.In addition, it is noted that runner includes being laterally extended section and longitudinal extension, longitudinal extension is mainly used for axial direction Water guide, and it is laterally extended water inlet or water outlet part that section is located at runner, it avoids forming constructive interference between each runner.
First filter core 31 is externally provided with the isolation cover 7 for keeping apart the first filter core 31 and the second water route, waterway converter 22 Have between outer wall and the inner wall of outer end cap 21 and is used for the water space 62 excessively of water outlet second, in the present embodiment, waterway converter 22 The inner wall clearance fit of outer wall and outer end cap 21, the i.e. radial dimension in the outer wall section of waterway converter 22 are less than outer end cap 21 The radial dimension of inner wall section.The other embodiment for crossing water space as second, the outer wall of waterway converter and outer end The internal partial wall of lid is fitted close, and is formed against positioning, the outer wall of waterway converter and/or the inner wall of outer end cap and water was arranged Slot, water-carrying groove i.e. second cross water space, alternatively, the outer wall section of waterway converter is in ellipticity, the inner wall of outer end cap is rounded, Part is formed against positioning between the two, and other part then forms second and crosses water space.
There is third to cross water space 63, second crosses water space 62 and third between the outer wall and the inner wall of shell 1 of isolation cover 7 Cross the part that the second water route is constituted after water space 63 communicates.Runner further includes being located at first flow 222 and second to cross water space The part in the first water route is constituted after being communicated inside second flow channel 223 between 62, second flow channel 223 and isolation cover 7.Wherein, The outer wall of isolation cover 7 has a positioning protrusion 71, and the inner wall of positioning protrusion 71 and shell 1 is against forming radial positioning, while two Third is formed between person crosses water space 63.It is appreciated that the positioning protrusion can also be set on the inner wall of shell, and be isolated The outer wall of cover is formed against positioning.
The roof of isolation cover 7 is equipped with first through hole 72, the inlet segment in the first water route, the water exit end in the first water route and the second water The part on road both passes through first through hole 72, and the bottom wall of isolation cover 7 is equipped with the second through-hole passed through for 5 internal watercourses of central tube 73.In the present embodiment, the periphery on 73 hole edge of the second through-hole is equipped with the second sealing of the annular extended vertically towards 2 direction of mounting head Muscle 731 forms sealing between the outside of 5 lower end of central tube and the second sealed muscle 731, avoid first from crossing 61 inside of water space in String water occurs for 5 inside of heart pipe, and certainly, the second sealed muscle can also be stretched into central tube and be formed with the inside of central tube lower end close Envelope.The other end, the periphery on 72 hole edge of first through hole also are provided with the sealed muscle 732 of the annular extended vertically towards 2 direction of mounting head, The inside of the sealed muscle 732 and 22 outer wall of waterway converter, which is formed, to be sealed, and the first water route and the second water route are kept apart.
The bottom wall lower face of isolation cover 7 is equipped with the 4th sealed muscle 74 of the annular extended vertically backwards to 2 direction of mounting head, the Two filter cores 32 are equipped with the 5th sealed muscle 321 of annular towards 2 one end of mounting head, and the 4th sealed muscle 74 and the 5th sealed muscle 321 are inserted It connects and is sealed by gasket, and then the water route of the inlet segment of 32 front and back end of the second filter core and water exit end is mutually isolated out.
In the present embodiment, the first filter core 31 is equipped with the first upper end of 31 end of the first filter core of closing towards 2 one end of mounting head Lid 311, the other end of the first filter core 31 and the bottom wall of isolation cover 7 against and close.7 inner wall of first upper end cover 311 and isolation cover Between have the 4th cross water space 75.Wherein, the 4th water space 75 excessively can be by between the first upper end cover 311 and isolation cover 7 Water space is crossed by what clearance fit was formed, can also be to be fitted close by the two and at it with the upper setting channel-shaped that combines harmoniously Structure for use crosses water.The central area of first upper end cover 311 has cricoid tube wall 3111, the inner wall and central tube of tube wall 3111 Water space of crossing between 5 outer wall crosses the part that water space 61 communicated and constituted the first water route with first, and is connected to first Runner 222.Meanwhile the 4th crosses a part of the water space 75 as the first water route, between communication seals muscle 732 and tube wall 3111 Water space is crossed, and is connected to second flow channel 223.
Isolation cover 7 includes the second cover body 762 being located at close to first cover body 761 of 2 one end of mounting head and positioned at the other end, Wherein, first through hole 72 is located at the central area of 761 roof of the first cover body, and the second through-hole 73 is located at 762 bottom wall of the second cover body Central area.There is first cover body 761 side wall extended downwardly, the outer edge of the second cover body 762 to have the first sealing of annular Muscle 7621 forms sealing between the inside or outside of side wall and the first sealed muscle 7621.In assembly, the first filter core 31 is placed in On second cover body 762, and its lower end and the second cover body 762 against and close, then the first cover body 761 cover is set thereon, assembly Process is easy, and structure is reliable.As another embodiment, side wall can be arranged on the second cover body, and the first cover body then phase Sealed muscle should be arranged with side wall sealing to coordinate.In addition, in addition to the above-mentioned mode that two parts cover body surrounds up and down, isolation cover can also It is that both sides are surrounded to be formed.
Structure based on the present embodiment, during water processed, flow enters from the first water inlet 411, is converted along water route Second flow channel 223 in device 22 flows.After entering isolation cover 7, specifically, flow passes through sealed muscle 732 and tube wall first Water space is crossed between 3111, the 4th is then flowed through and crosses the inner wall that water space 75 enters the outer wall and isolation cover 63 of the first filter core 31 Between.Under the action of forefront pressure, since 31 both ends of the first filter core are respectively by the bottom wall of the first upper end cover 311 and isolation cover 7 Closing, flow then crossed in water space 61 into first by the first filter core 31 by ecto-entad, and by the inner wall of tube wall 3111 and Water space is crossed between the outer wall of central tube 5, into first flow 222, then flows out, is completed the from the first water outlet 412 Purification process in one water route.
In the second water route, flow enters from the second water inlet 421, along the central flow channel 221 in waterway converter 22 Flowing, and enter inside central tube 5, flowing downwardly and through the second through-hole 73 on 7 bottom wall of isolation cover along central tube 5 enters The front end of second filter core 32.You need to add is that the second filter core 32 in the present embodiment is granulated carbon or particulate resins, Outside needs that filling bracket 8 is separately provided, with the internal filter material filled of support.There is the roof of filling bracket 8 third to cross mouth of a river use To be connected with the second through-hole 73, and above-mentioned 5th sealed muscle 321 is then located at the hole edge that the third crosses the mouth of a river.The bottom of filling bracket 8 The lower end of wall or side wall is equipped with the 4th and crosses the mouth of a river.Into 32 front end of the second filter core flow under the effect of the pressure along longitudinal direction It by the second filter core 32, and crosses the mouth of a river from the 4th and flows out the second filter core 32, and enter the interior of 8 outer wall and shell 1 between filling Water space excessively between wall, and flow up, it passes sequentially through third and crosses the water space 62 excessively of water space 63 and second, and go out from second The mouth of a river 422 is flowed out, and the purification process in the second water route is completed.Certainly, the second filter core can also be used as the first filter core is identical The lateral type for crossing water, specific implementation mode hereinafter has and further spreads out.
It should be pointed out that during above-mentioned water processed the water (flow) direction in the first water route and the second water route can also with retouch above It is during stating on the contrary, for example, flow in the first filter core filtration, purification from inside to outside, and the flow in the second filter core from it is lower to On, specifically water process processed is based on being easier to derive in the case of above structure description, no longer further spreads out herein.
In the water purifier for using above-mentioned composite filter element component, composite filter element component is connected in the water route of complete machine, can A front filter element is arranged in composite filter element component front end.Certainly, composite filter may be used in the first filter core or the second filter core Material, such as the composite material etc. of PP cottons and activated carbon will further simplify structure for complete machine, under this kind of scheme, i.e., directly It connects and imports raw water in composite filter element component.During water processed, raw water flows out after flowing through the first water route of composite filter element component Composite filter element component then returns to the second water route of composite filter element component, it is to be understood that flow flows through the first water route and the The sequencing in two water routes can overturn.Booster pump, sensor, check valve can be set between the first water route and the second water route Preferably the external external filter element component of opposite composite filter element component can be arranged in equal components therebetween.From use cost Consider, due to being compounded with a variety of filter materials in composite filter element component, service life should mutually be fitted with relatively short-life filter material It answers, then, the filter material in relatively long service life then will produce waste.The setting of above-mentioned external filter element component has then fully taken into account this A bit, and using the significantly longer filter material of service life as the external filter element component being separately provided.In general, PP cottons and activity The filter materials service life such as charcoal is close, and the proportioning of throughput can advanced optimize adjustment, avoids generating waste, and reverse osmosis Film is far longer than the above two as a kind of filter material, service life, and itself cost is higher, if by its it is compound enter In composite filter element component, larger waste will be generated, meanwhile, reverse osmosis filter core need scene 2 one into waterway structure, with above-mentioned reality It applies the structure in example also and is not suitable with.So for reverse osmosis water purifier, reverse osmosis element kit is as external filter element group Part is preferably to select.
As shown in fig. 6, raw water after the first water route of composite filter element component, external reverse osmosis element kit followed by returning Second water route of composite filter element component.Preferably, the Compound filtering material of PP cottons and activated carbon, one side mistake may be used in the first filter core Filtered tiny particles content, on the other hand adsorbed the chemical substances such as the chlorine residue in raw water, incorporate preposition PP cotton filter element component and The purification function of preposition activated carbon filtration core assembly, and the second filter core then uses filtering material of activated carbon, as external reverse osmosis filter core group The post active carbon of part, to improve mouthfeel.At the same time it can also in the second water inlet of composite filter element component and external reverse osmosis filter Water storage pressure barrel is set in water route between the pure water outlet of core assembly, to improve water outlet efficiency, reduces user and fetches water the time.
It is noted that in the case where generally being required with water, it can also be straight completing the purified water of the first filter core Extraction is connect to use, and without subsequent second filter core, for example, wash the dishes, clean food materials etc..
As shown in Figure 7, Figure 8, in water purifier further include mounting base 9 for fixed mounting head 2, be equipped in mounting base 9 with The water route that first water route is connected to the second water route, mounting base 9 are equipped with and are longitudinally extended and sealed wall annular in shape, in mounting head 2 The first water inlet, the first water outlet and the second water inlet, the second water outlet position be respectively equipped with seal groove annular in shape, seal Sealing ring is equipped in slot, the inner wall of sealed wall compresses sealing ring and then forms sealing, each water route is isolated, avoids the formation of string water.Separately Outside, water lock device can also be set in the corresponding water route of mounting base 9, avoided when removing composite filter element component, in water route Yu Shui is leaked out from the intake-outlet of mounting base 9.Preferably, the sealed wall of mounting base 9 is distributed in same heart shaped, on the one hand, manufacturer Just, assembly is easy, on the other hand, even if the sealing structure failure of inside, and leak occurs, since there be other sealings in its outside Structure makes it only form internal string water, and reduces the probability for the largely leak to outside composite filter element component occur.
Specifically, sealed wall includes the first sealed wall 93 and the second sealed wall 94 positioned at 93 periphery of the first sealed wall, it is close Sealing groove includes of centrally located runner 221 towards first seal groove 23 of 9 one end of mounting base and on 21 outer wall of outer end cap Two seal grooves 24, the first sealed wall 93 and the sealing cooperation of the first seal groove 23, the second sealed wall 94 and the sealing of the second seal groove 24 Cooperation.In addition, seal groove further includes the third seal groove 25 being located on 21 outer wall of outer end cap, it is close that third seal groove 25 is located at second The upper end of sealing groove 24, and the radial dimension of third seal groove 25 is less than the radial dimension of the second seal groove 24, wherein radial dimension Difference forms water route, and outer end cap 21 is equipped with through-hole 241 between the second seal groove 24 and third seal groove 25, through-hole 241 with Second crosses the part that the second water route is constituted after water space 62 communicates, and the water route which forms communicates therewith.Sealing Wall further includes the third sealed wall 95 for being located at 94 inside of the second sealed wall, and third sealed wall 95 is matched with the sealing of third seal groove 25 It closes.Seal groove further includes the 4th seal groove 26 being located on waterway converter 22, and the 4th seal groove 26 is located at the first seal groove 23 Lower end, and the radial dimension of the 4th seal groove 26 is more than the radial dimension of the first seal groove 23, and sealed wall further includes being located at the The 4th sealed wall 96 between three sealed walls 95 and the first sealed wall 93, the 4th sealed wall 96 are matched with the sealing of the 4th seal groove 26 It closes.On the basis of above-mentioned waterway structure, mounting base 9 formed between the second sealed wall 94 and third sealed wall 95 water route and with Through-hole 241 communicates, mounting base 9 formed between third sealed wall 95 and the 4th sealed wall 96 water route and with 222 phase of first flow Logical, mounting base 9 forms water route between the 4th sealed wall 96 and the first sealed wall 93 and is communicated with second flow channel 223, mounting base 9 Water route is formed in the first sealed wall 93 and is communicated with central flow channel 221.In the present embodiment, the water outlet one of first flow 222 End, which has, is laterally extended section, and the water inlet of second flow channel 223 is then longitudinal extension, so the cooperation of they and mounting base 9 Relationship is as described above, and it is understood that first flow goes out if the water inlet setting of second flow channel is laterally extended section The mouth of a river is longitudinal extension, then, mounting base and the matching relationship of the runner on composite filter element component will be that mounting base is in third Water route is formed between sealed wall and the 4th sealed wall and is communicated with second flow channel, and mounting base is in the 4th sealed wall and the first sealed wall Between formed and water route and communicated with first flow.
Embodiment two：
As described in Fig. 9-Figure 13, a kind of composite filter element component, including shell 1a and mounting head 2a, mounting head 2a are located at shell 1a's One end, mounting head 2a include outer end cap 21a and waterway converter 22a.Further include the first filter core 31a and in composite filter element component Two filter core 32a, wherein the first filter core 31a and the second filter core 32a are axially disposed, and the first filter core 31a is located at the second filter core Between 32a and mounting head 2a.First filter core 31a and the second filter core 32a are located in the first water route and the second water route, wherein First water route and the second water route are separated from each other, and the first water route includes the first water inlet 411a and the first water outlet 412a, the second water Road includes the second water inlet 421a and the second water outlet 422a.Also, the first water inlet 411a, the first water outlet 412a and second Water inlet 421a, the second water outlet 422a are respectively positioned on mounting head 2a.
Central tube 5a is provided at first centers filter core 31a, central tube 5a is through the first filter core 31a and the second filter core 32a and the second water outlet 422a connections, the part in the second water route of Inner Constitution of central tube 5a.The outer wall of central tube 5a and Have first to cross water space 61a between one filter core 31a, first crosses the part that water space 61a constitutes the first water route.
Waterway converter 22a is located at the first filter core 31a and is set in the end of the one end mounting head 2a, waterway converter 22a It includes central flow channel 221a to have runner, runner, and one end of central flow channel 221a is the second water outlet 422a, the other end and central tube 5a connections and then the part for constituting the second water route.Runner further includes the first flow 222a of the centrally located peripheries runner 221a, First flow 222a crosses the part that water space 61a communicated and constituted the first water route with first, and first flow 222a is far from first The end of the one end filter core 31a constitutes the first water outlet 412a.
First filter core 31a is externally provided with the isolation cover 7a for keeping apart the first filter core 31a and the second water route, waterway converter Have between the outer wall and the inner wall of outer end cap 21a of 22a and crosses water space 62a for the second of water inlet.The outer wall of isolation cover 7a with There is third to cross water space 63a, second, which crosses water space 62a, crosses water space 63a with third and communicate rear structure between the inner wall of shell 1a At the part in the second water route.Runner further includes the second flow channel crossed positioned at first flow 222a and second between water space 62a The part in the first water route is constituted after being communicated inside 223a, second flow channel 223a and isolation cover 7a.
As embodiment two, it is with one difference of above-described embodiment, isolation cover 7a includes isolation cover shell 771a and is located at Isolated tube 772a at the centers isolation cover shell 771a forms filter material fill area between isolated tube 772a and isolation cover shell 771a The first filter core 31a is filled in 773a, filter material fill area 773a, in addition to extruded activated carbon and PP cotton filter materials, the first filter core 31a may be used also To use granular activated carbon, the filter material fill area 773a that isolation cover shell 771a and isolated tube 772a are formed to can be used for filling and prop up Support granular activated carbon.The roof and bottom wall of isolation cover 7a be respectively equipped with communicated with the first filter core 31a first cross mouth of a river 721a and Second crosses mouth of a river 722a, and isolated tube 772a is sheathed on outside central tube 5a, the inner wall of isolated tube 772a and the outer wall of central tube 5a it Between for first cross water space 61a.First mouth of a river 721a excessively crosses water space 61a with first by isolation cover 7a and is isolated, and second crosses water Mouth 722a crosses water space 61a with first and communicates.First filter core 31a of above structure, flow are to cross water along longitudinal, compared to Transverse direction in embodiment one crosses water form, and longitudinal path for crossing water is longer, and the time of contact of flow and filter material is longer, is conducive to carry High clean-up effect.
Further, the second filter core 32a is equipped with the second upper end cover 322a towards the one end mounting head 2a, the second filter core 32a's Upper end and the second upper end cover 322a against and close, the lower end of the second filter core 32a and the bottom wall of shell 1a against and close, or Person, the lower end of the second filter core are arranged the second bottom end cover, the second bottom end cover fixed with shell and with the lower end of the second filter core against And it closes.There is third through-hole 323a, third through-hole 323a to be connected to central tube 5a and second for second central areas upper end cover 322a Filter core 32a.The periphery on the holes third through-hole 323a edge is equipped with the third sealed muscle of the annular extended vertically towards the directions mounting head 2a Sealing is formed between the inside or outside and third sealed muscle 324a of the lower end 324a, central tube 5a, avoids that string water occurs.Isolation The bottom wall of cover 7a has the fourth hole 73a passed through for central tube 5a, is formed between the outer wall and fourth hole 73a of central tube 5a Annular crosses the mouth of a river, crosses mouth of a river 722a and first for connection second and crosses water space 61a.Second upper end cover 322a is equipped with to the The sealed muscle 325a of the annular that one directions filter core 31a extend, the bottom wall of isolation cover 7a is equipped with to be extended to the second directions filter core 32a The sealed muscle 74a of annular forms sealing between sealed muscle 325a and sealed muscle 74a, the second water route and the first water route is avoided to occur String water.
The specific water process processed of the present embodiment two is：Flow enters from the first water inlet 411a, along waterway converter 22a Interior second flow channel 223a flows and enters isolation cover 7a.Then, flow enters the first filter core by first crosses mouth of a river 721a 31a, under the action of forefront pressure, flow then passes through the first filter core 31a, and crosses mouth of a river 722a outflows from second, It is sealed in the space formed by sealed muscle 325a and sealed muscle 74a, then the shape between fourth hole 73a and central tube 5a At formation annular cross mouth of a river outflow, and enter first and cross water space 61a.Enter first after crossing water space 61a by first Runner 222a finally from the first water outlet 412a outflows, and then completes the purification process in the first water route.In the second water route In, flow enters from the second water inlet 421a, crosses water space 62a flowings along second, crosses water space 63a by third by enter The outside of second filter core 32a, then laterally from the outside to the core by the second filter core 32a, since the both ends of the second filter core 32a are sealed It closes, flow enters the central area of the second filter core 32a, and the region is communicated by third through-hole 323a with central tube 5a, and will Flow passes sequentially through central tube 5a and central flow channel 221a is oriented to the second water outlet 422a, net in the second water route to complete Change process.
It can be seen that being the lateral type for crossing water with the first filter core in embodiment one, the second filter core is longitudinal class for crossing water Type is different, and the first filter core 31a in the present embodiment two is longitudinal type for crossing water, the second filter core 32a is the type for laterally crossing water. It is understood that the first filter core or the second filter core in the present embodiment two may be replaced by tying used in embodiment one Structure, corresponding waterway structure and sealing structure need to be adaptively adjusted.In addition, composite filter element component is applied to water purifier complete machine In structure and can use for reference the structure in embodiment one with the installation cooperation structure of mounting base 9a, details are not described herein again.
Embodiment three：
As shown in Figure 14-Figure 17, a kind of composite filter element component, including shell 1b and mounting head 2b, mounting head 2b are located at shell 1b One end, mounting head 2b includes outer end cap 21b and waterway converter 22b.Further include in composite filter element component the first filter core 31b and Second filter core 32b, wherein the first filter core 31b and the second filter core 32b are axially disposed, and the first filter core 31b is located at the second filter core Between 32b and mounting head 2b.First filter core 31b and the second filter core 32b are located in the first water route and the second water route, wherein First water route and the second water route are separated from each other, and the first water route includes the first water inlet 411b and the first water outlet 412b, the second water Road includes the second water inlet 421b and the second water outlet 422b.Also, the first water inlet 411b, the first water outlet 412b and second Water inlet 421b, the second water outlet 422b are respectively positioned on mounting head 2b.
Central tube 5b is provided at first centers filter core 31b, central tube 5b is through the first filter core 31b and the second filter core 32b and the second water inlet 421b connections, the part in the second water route of Inner Constitution of central tube 5b.The outer wall of central tube 5b and Have first to cross water space 61b between one filter core 31b, first crosses the part that water space 61b constitutes the first water route.
Waterway converter 22b is located at the first filter core 31b and is set in the end of the one end mounting head 2b, waterway converter 22b It includes central flow channel 221b to have runner, runner, and one end of central flow channel 221b is the second water inlet 421b, the other end and central tube 5b connections and then the part for constituting the second water route.Runner further includes the first flow 222b of the centrally located peripheries runner 221b, First flow 222b crosses the part that water space 61b communicated and constituted the first water route with first, and first flow 222b is far from first The end of the one end filter core 31b constitutes the first water outlet 412b.
In the present embodiment, between the outer wall and the inner wall of outer end cap 21b of waterway converter 22b have for be discharged or into The second of water crosses water space 62b.First filter core 31b is externally provided with the isolation cover 7b for keeping apart the first filter core 31b and the second water route, First filter core 31b is equipped with the first upper end cover 311b, the first upper end cover 311b towards the one end mounting head 2b and closes the first filter core 31b's End.Have the 4th to cross water space 75b between first upper end cover 311b and isolation cover 7b inner walls, second crosses water space 62b and the Four cross the part that the first water route is constituted after water space 75b is communicated.Outer end cap 21b is equipped with straight slot 211b, and straight slot 211b's is outer End constitutes the second water outlet 422b, wherein straight slot 211b is longitudinally extended, and is conducive to reduce the second positions water outlet 422b The radial dimension at place, certainly, straight slot can also be laterally extended or tilt extension.The inner wall of the outer wall and shell 1b of isolation cover 7b Between have third cross water space 63b, straight slot 211b crosses after water space 63b is communicated the part for constituting the second water route with third.
The roof of isolation cover 7b is equipped with first through hole 72b, and the periphery on the holes first through hole 72b edge also is provided with towards mounting head 2b The sealed muscle 732b for the annular that direction extends vertically, outer end cap 21b have on the inside of straight slot 211b to be prolonged to the first directions filter core 31b The sealed wall 212b, above-mentioned sealed muscle 732b for the annular stretched are formed with sealed wall 212b to be sealed, by the first water route and the second water route Keep apart.On the other hand, the central area of the first upper end cover 311b have cricoid tube wall 3111b, the upper end of tube wall 3111b with The inside outer wall sealing cooperation of waterway converter 22b, and then cross water between the inner wall of tube wall 3111b and the outer wall of central tube 5b Gap crosses water space 61b with first and communicates and constitute the part in the first water route, and is connected to first flow 222b.
In addition, the other structures of isolation cover 7b can refer to the structure in embodiment one, and it is understood that the present embodiment In the first filter core type and corresponding isolation cover structure the scheme in embodiment two equally may be used, also no longer have herein Body is unfolded.
The water process processed of the present embodiment three is：Flow enters from the first water inlet 411b, and water space 62b streams are crossed along second It moves and enters isolation cover 7b.Flow enters during isolation cover 7b, passes sequentially through the mistake between sealed muscle 732b and tube wall 3111b Water space and the 4th crosses water space 75b, and enters between the outside and the inside of isolation cover 7b of the first filter core 31b, in preceding side pressure Under the action of power, flow then from the outside to the core by the first filter core 31b, after completing filtration, purification, comes together in the first filter core 31b The first of the heart crosses water space 61b, then crosses water space 61b along first, passes sequentially through the inner wall and central tube 5b of tube wall 3111b Outer wall between cross water space and first flow 222b, finally from the first water outlet 412b outflows, and then complete in the first water Purification process in road.In the second water route, flow enters from the second water inlet 421b, passes sequentially through central flow channel 221b in Heart pipe 5b, and enter the front end of the second filter core 32b, after filtration, purification, flow is crossed water space 63b along third and is flowed up, Finally by straight slot 211b from the second water outlet 422b outflows, to complete the purification process in the second water route.
In terms of the installation cooperation of composite filter element component and mounting base, the sealed wall of mounting base 9b includes the first sealed wall 93b and the second sealed wall 94b positioned at the first peripheries sealed wall 93b, the seal groove of mounting head 2b includes centrally located runner Second seal groove 24bs of the 221b towards the first seal groove 23b of the one end mounting base 2b and on outer end cap 21b outer walls, first Sealed wall 93b and the close 23b envelopes cooperation of the first seal groove, the second sealed wall 94b and the second seal groove 24b sealing cooperations.Seal groove Further include the third seal groove 25b being located on outer end cap 21b outer walls, third seal groove 25b is located at the upper of the second seal groove 24b End, and the radial dimension of third seal groove 25b is less than the radial dimension of the second seal groove 24b, on the other hand, sealed wall further includes Third sealed wall 95b, straight slot 211b on the inside of the second sealed wall 94b are located at the second sealed wall 94b and third sealed wall Between 95b, third sealed wall 95b coordinates with the 25b sealings of third seal groove.Seal groove further includes being located on waterway converter 22b The 4th seal groove 26b, the 4th seal groove 26b is located at the lower end of the first seal groove 23b, and the radial ruler of the 4th seal groove 26b The very little radial dimension for being more than the first seal groove 23b, on the other hand, sealed wall further include close positioned at third sealed wall 95b and first The 4th sealed wall 96b between wall 93b is sealed, the 4th sealed wall 96b and the 4th seal groove 26b sealings coordinate.So mounting base 9b Water route is formed between the second sealed wall 94b and third sealed wall 95b and is communicated with straight slot 211b, and mounting base 9b is sealed in third Water route is formed between wall 95b and the 4th sealed wall 96b and crosses water space 62b with second and is communicated, and mounting base 9b is in the 4th sealed wall Water route is formed between 96b and the first sealed wall 93b and is communicated with first flow 222b, and mounting base 9b is in the first sealed wall 93b It forms water route and is communicated with central flow channel 221b.In addition, application of the composite filter element component in complete machine can use for reference embodiment one, this It is secondary to repeat no more.
Example IV：
As shown in Figure 18-Figure 21, a kind of composite filter element component, including shell 1c and mounting head 2c, mounting head 2c are located at shell 1c One end, mounting head 2c includes outer end cap 21c and waterway converter 22c.Further include in composite filter element component the first filter core 31c and Second filter core 32c, wherein the first filter core 31c and the second filter core 32c are axially disposed, and the first filter core 31c is located at the second filter core Between 32c and mounting head 2c.First filter core 31c and the second filter core 32c are located in the first water route and the second water route, wherein First water route and the second water route are separated from each other, and the first water route includes the first water inlet 411c and the first water outlet 412c, the second water Road includes the second water inlet 421c and the second water outlet 422c.Also, the first water inlet 411c, the first water outlet 412c and second Water inlet 421c, the second water outlet 422c are respectively positioned on mounting head 2c.
Central tube 5c is provided at first centers filter core 31c, central tube 5c is through the first filter core 31c and the second filter core 32c and the second water inlet 421c connections, the part in the second water route of Inner Constitution of central tube 5c.The outer wall of central tube 5c and Have first to cross water space 61c between one filter core 31c, first crosses the part that water space 61c constitutes the first water route.
Waterway converter 22c is located at the first filter core 31c and is set in the end of the one end mounting head 2c, waterway converter 22c It includes central flow channel 221c to have runner, runner, and one end of central flow channel 221c is the second water inlet 421c, the other end and central tube 5c connections and then the part for constituting the second water route.Runner further includes the first flow 222c of the centrally located peripheries runner 221c, First flow 222c crosses the part that water space 61c communicated and constituted the first water route with first, and first flow 222c is far from first The end of the one end filter core 31c constitutes the first water outlet 412c.It is unlike the embodiments above, the water route conversion in the present embodiment Sealing is formed between device 22c and outer end cap 21c.Specifically, the through-hole hole at the centers outer end cap 21c is along with the ring extended downwardly The sealed muscle 213c of shape, is arranged sealing ring on the outer wall of waterway converter 22c, sealing ring and sealed muscle 213c tight abutments and shape At sealing is formed therebetween, alternatively, the hole of the sealing ring being arranged on the outer wall of waterway converter and the through-hole is tight along inner wall It is close to be sealed against formation in turn.
First filter core 31c is externally provided with the isolation cover 7c for keeping apart the first filter core 31c and the second water route, and runner further includes position In first flow peripheries at 222c and is mutually isolated out second flow channel 223c and third flow channel 224c.Second flow channel 223c be isolated The part for communicating and constituting the first water route inside cover 7c, between the outer wall of isolation cover 7c and the inner wall of shell there is third to cross water Gap 63c, third flow channel 224c cross after water space 63c is communicated the part for constituting the second water route with third.
In addition, the roof of isolation cover 7c is equipped with first through hole 72c, the periphery on the holes first through hole 72c edge also is provided with towards peace The outer wall of the sealed muscle 732c, sealed muscle 732c and waterway converter 22c of the annular that the directions dress head 2c extend vertically form close Envelope, the first water route and the second water route are kept apart.First filter core 31c is equipped with the first upper end cover 311c towards the one end mounting head 2c, First upper end cover 311c closes the end of the first filter core 31c.The central area of first upper end cover 311c has cricoid tube wall The outer wall of first flow 222c and the upper end sealing of tube wall 3111b coordinate in 3111c, waterway converter 22b, and then will be first-class Road 222c and the corresponding water routes second flow channel 223c keep apart, and the water route between sealed muscle 732c and tube wall 3111c and the Two runner 223c connections.The lower end of third flow channel 224c, which has, is laterally extended a section 2241c, this is laterally extended section 2241c and is located at water The lower section of road converter 22c and outer end cap 21c sealing stations, and cross water space for being connected to the second water outlet 422c and third 63c。
In addition, the other structures of isolation cover 7c can refer to the structure in embodiment one, and it is understood that the present embodiment In the first filter core type and corresponding isolation cover structure the scheme in embodiment two equally may be used, also no longer have herein Body is unfolded.
In terms of the installation cooperation of composite filter element component and mounting base, the sealed wall of mounting base 9c includes the first sealed wall 93c and the second sealed wall 94c positioned at the first peripheries sealed wall 93c, the seal groove of mounting base 9c includes centrally located runner Second seal groove 24cs of the 221c towards the first seal groove 23c of the one end mounting base 9c and on outer end cap 21c outer walls, first Sealed wall 93c and the first seal groove 23c sealing cooperations, the second sealed wall 94c and the second seal groove 24c sealing cooperations.Seal groove Further include the third seal groove 25c and the 4th seal groove 26c being located on waterway converter 22c, the 4th seal groove 26c is located at first The lower end of seal groove 23c, and the radial dimension of the 4th seal groove 26c is more than the radial dimension of the first seal groove 23c, third sealing Slot 25c is located at the lower end of the 4th seal groove 26c, and the radial dimension of third seal groove 25c is more than the radial direction of the 4th seal groove 26c Size.Correspondingly, sealed wall includes the third sealed wall 95c and between the first sealed wall 93c and the second sealed wall 94c Four sealed wall 96c, third sealed wall 95c and the 4th sealed wall 96c are close with third seal groove 25c and the 4th seal groove 26c successively Envelope cooperation.Mounting base 9c formed between the second sealed wall 94c and third sealed wall 95c water route and with second flow channel 223c phases Logical, mounting base 9c forms water route between third sealed wall 95c and the 4th sealed wall 96c and is communicated with first flow 222c, peace Dress seat 9c forms water route between the 4th sealed wall 96c and the first sealed wall 93c and is communicated with third flow channel 224c, mounting base 9c Water route is formed in the first sealed wall 93c and is communicated with central flow channel 221c.In addition, application of the composite filter element component in complete machine Embodiment one can be used for reference, this is repeated no more.
The water process processed of the present embodiment four is：Flow enters from the first water inlet 411c, along third sealed wall 95c and outside Water space flowing is crossed between the inner wall of through-hole at the centers end cap 21c, then passes sequentially through second flow channel 223c, the first upper end cover Crossing water space and entering between the outside and the inside of isolation cover 7c of the first filter core 31c between 311c and isolation cover 7c, preceding Under the action of end pressure, flow then comes together in the first filter core by the first filter core 31c after completing filtration, purification from the outside to the core The first of the centers 31c crosses water space 61c, then crosses water space 61c along first, passes sequentially through the inner wall of tube wall 3111c in Water space and first flow 222c are crossed between the outer wall of heart pipe 5c, finally from the first water outlet 412c outflows, and then is completed Purification process in first water route.In the second water route, flow enters from the second water inlet 421c, passes sequentially through central flow channel 221c and central tube 5c, and enter the front end of the second filter core 32c, after filtration, purification, flow passes sequentially through third and crosses water space 63c's and third flow channel 224c is laterally extended section 2241c and longitudinal extension, is flowed out finally by from the second water outlet 422c, To complete the purification process in the second water route.
Embodiment five：
As shown in Figure 22-Figure 26, a kind of composite filter element component, including shell 1d and mounting head 2d, mounting head 2d are located at shell 1d One end, mounting head 2d includes outer end cap 21d.Further include the first filter core 31d and the second filter core 32d in composite filter element component, In, the first filter core 31d and the second filter core 32d are axially disposed, and the first filter core 31d is located at the second filter core 32d and mounting head 2d Between.First filter core 31d and the second filter core 32d are located in the first water route and the second water route, wherein the first water route and second Water route is separated from each other, and the first water route includes the first water inlet 411d and the first water outlet 412d, and the second water route includes the second water inlet Mouth 421d and the second water outlet 422d.Also, the first water inlet 411d, the first water outlet 412d and the second water inlet 421d, Two water outlet 422d are respectively positioned on mounting head 2d.
Central tube 5d is provided at first centers filter core 31d, central tube 5d is through the first filter core 31d and the second filter core 32d and the second water inlet 421d connections, the part in the second water route of Inner Constitution of central tube 5d.The outer wall of central tube 5d and Have first to cross water space 61d between one filter core 31d, first crosses the part that water space 61d constitutes the first water route.
In the present embodiment, mounting head 2d further includes waterway converter 22d, and waterway converter 22d is located at the first filter core 31d and leans on The end of nearly one end mounting head 2d is equipped with runner in waterway converter 22d, and runner includes central flow channel 221d, central flow channel One end of 221d is the second water inlet 421d, and the other end connect with central tube 5d and then constitutes the part in the second water route.Runner Further include the first flow 222d of the centrally located peripheries runner 221d, first flow 222d and first cross water space 61d communicate and The part in the first water route is constituted, ends of the first flow 222d far from first one end filter core 31d constitutes the first water outlet 412d.
Unlike the embodiments above, the isolation cover 7d in the present embodiment is located at outside the second filter core 32d, by the second filter core 32d keeps apart with the first water route.Further, central tube 5d is embedded is cased with the second central tube 52d, and runner further includes centrally located The second central flow channel 223d being mutually isolated out in runner 221d and with central flow channel 221d.Second central flow channel 223d and second Central tube 52d the part in the second water route is constituted after communicating and with communicated inside isolation cover 7d.The outer wall of waterway converter 22d and Have second for intaking or being discharged to cross water space 62d between the inner wall of outer end cap 21d, second, which crosses water space 62d, is constituted The part in the first water route.
Have the 5th to cross water space 65d, the top of isolation cover 7d between the inner wall of isolation cover 7d and the side wall of the second filter core 32d Wall, which is equipped with fourth hole 72d, the first filter core 31d, has the first bottom end cover 312d.First lower ends bottom end cover 312d are equipped with to downward The sealed muscle 313d stretched, correspondingly, the hole of fourth hole 72d is along the sealed muscle 723d with the annular upwardly extended, sealed muscle 313d and sealed muscle 723d sealing cooperations, and then the first water route outside the second water route and isolation cover 7d is kept apart.Second water route Inlet segment and the water exit end in the second water route both pass through fourth hole 72d, between center inside pipe wall and the second center pipe outer wall It crosses water space and crosses the part that water space 65d communicated and constituted the second water route with the 5th.The central area of first bottom end cover 312d The hole of the first water hole 316d, the first water hole 316d with connection the second central tube 52d and the second filter core 32d along having outside The sealing cooperation of the lower end of the sealed muscle 314d upwardly extended, sealed muscle 314d and the second central tube 52d.First bottom end cover 312d In the periphery of the first water hole 316d has the second water hole 317d, the second water hole 317d and central tube 5d inner walls and second Water space connection is crossed between heart pipe 52d outer walls, in addition, the hole of the second water hole 317d is along the outer sealed muscle for having and upwardly extending The lower end sealing cooperation of 315d, sealed muscle 315d and central tube 5d.
In the present embodiment, it is equipped with filling bracket 8d in isolation cover 7d, the second filter core is filled in filling bracket 8d, in general, Second filter core 32d is granulated carbon or particulate resins, outside need that filling bracket 8d is separately provided, with the internal filling of support Filter material.5th, which crosses water space 65d, is located between the outer wall and the inner wall of isolation cover 7d of filling bracket 8d, the top of filling bracket 8d Wall and bottom wall are respectively equipped with third and cross the mouth of a river 82d excessively of mouth of a river 81d and the 4th, and the 4th crosses mouth of a river 82d crosses water space 65d phases with the 5th It is logical, in addition, third, which crosses mouth of a river 81d, has the tube wall upwardly extended, correspondingly, the hole of the first water hole 316d has downwards along outer The sealed muscle of extension, the sealing of the sealed muscle and the tube wall coordinate, to third cross mouth of a river 81d communicated with the second central tube 52d and Constitute the part in the second water route.As the another embodiment of the second filter core, the second filter core is equipped with towards mounting head one end Close the second upper end cover of the second filter core end, the other end of the second filter core and the bottom wall of the bottom wall of isolation cover or shell against And close, the second filter core is closed at both ends, uses the type for laterally crossing water.And the central area of the second upper end cover is with cricoid Tube wall, the tube wall inner flow passage communicate and constitute the part in the second water route with the second central tube, fourth hole and tube wall it is outer The connection of water space excessively the 5th between wall, which is crossed between water space and center inside pipe wall and the second center pipe outer wall, crosses water space.
Isolation cover 7d includes the 4th cover body being located at close to the third cover body 781d of the one end mounting head 2d and positioned at the other end There is side wall, the outer edge of the 4th cover body 782d to have the 6th sealed muscle 783d of annular by 782d, third cover body 781d, side wall Sealing is formed between inside or outside and the 6th sealed muscle 783d, and then forms the isolation cover 7d kept apart with the first water route. Certainly, side wall can also be arranged on the 4th cover body, correspondingly, the 6th sealed muscle is arranged on third cover body.As isolation cover Further embodiments, following proposal can also be used：Isolation cover has roof and side wall, the bottom wall of shell and the side of isolation cover Sealing is fixed and formed by buckle or screw between wall lower end, and then is formed and is accommodated between isolation cover and the bottom wall of shell The space of second filter core；Alternatively, isolation cover has a roof, the inside sidewalls of shell are equipped with annular seal auxiliary section, isolation cover and Sealing fit portion is fixed, and fixation can be buckled, can also screw fix, and therebetween setting gasket-like at sealing, And then the space for accommodating the second filter core is formed between isolation cover, the side wall of shell and the bottom wall of shell.
In terms of the installation cooperation of composite filter element component and mounting base, the sealed wall of mounting base 9d includes the first sealed wall 93d and the second sealed wall 94d positioned at the first peripheries sealed wall 93d, seal groove include centrally located runner towards mounting base 9d The first seal groove 23d of one end and the sealings of the second seal groove 24d, the first sealed wall 93d and first on the cover outer wall of outer end Slot 23d sealing cooperations, the second sealed wall 94d and the second seal groove 24d sealing cooperations.Further, seal groove further includes being located at Third seal groove 25d on outer end cap 21d outer walls, third seal groove 25d are located at the upper end of the second seal groove 24d, and third is close The radial dimension of sealing groove 25d is less than the radial dimension of the second seal groove 24d, and sealed wall further includes being located in the second sealed wall 94d Third the sealed wall 95d, outer end cap 21d of side are equipped with through-hole 241d between the second sealed wall 94d and third sealed wall 95d, should Through-hole 241d constitutes the first water inlet 411d, and through-hole 241d is crossed after water space 62d is communicated with second and constituted the one of the second water route Part, third sealed wall 95d coordinate with the 25d sealings of third seal groove.Seal groove further includes being located at the second central flow channel 223d courts To the 4th seal groove 26d of the one end mounting base 9d, sealed wall further includes the 4th sealed wall being located on the inside of the first sealed wall 93d 96d, the 4th sealed wall 96d and the 4th seal groove 26d sealings coordinate.Mounting base 9d is in the second sealed wall 94d and third sealed wall Water route is formed between 95d and is communicated with through-hole 241d, mounting base 9d shapes between third sealed wall 95d and the first sealed wall 93d It is communicated at water route and with the second water space 62d excessively, mounting base 9d is formed between the first sealed wall 93d and the 4th sealed wall 96d Water route is simultaneously communicated with central flow channel 221d, mounting base 9d formed in the 4th sealed wall 96d water route and with the second central flow channel 223d is communicated.
The water process processed of the present embodiment five is：Flow enters from the first water inlet 411d, and water space 62d streams are crossed along second It moves to the outside of the first filter core 31d, under the action of forefront pressure, flow then from the outside to the core by the first filter core 31d, is completed After filtration, purification, come together in the first centers filter core 31d first cross water space 61d, then by first flow 222d, finally from First water outlet 412d outflows, and then complete the purification process in the first water route.In the second water route, flow is intake from second Mouth 421d enters, and passes sequentially through the second central flow channel 223d and the second central tube 52d, and enters the front end of the second filter core 32d, After filtration, purification, flow passes sequentially through the 5th and crosses between water space 65d, central tube 5d inner walls and the second central tube 52d outer walls Water space, central flow channel 221d are crossed, is flowed out finally by from the second water outlet 422d, to complete the purification in the second water route Process.
Embodiment six：
As shown in Figure 27-Figure 30, a kind of composite filter element component, including shell 1e and mounting head 2e, mounting head 2e are located at shell 1e One end, mounting head 2e includes outer end cap 21e.Further include the first filter core 31e and the second filter core 32e in composite filter element component, In, the first filter core 31e and the second filter core 32e are axially disposed, and the first filter core 31e is located at the second filter core 32e and mounting head 2e Between.First filter core 31e and the second filter core 32e are located in the first water route and the second water route, wherein the first water route and second Water route is separated from each other, and the first water route includes the first water inlet 411e and the first water outlet 412e, and the second water route includes the second water inlet Mouth 421e and the second water outlet 422e.Also, the first water inlet 411e, the first water outlet 412e and the second water inlet 421e, Two water outlet 422e are respectively positioned on mounting head 2e.
Central tube 5e is provided at first centers filter core 31e, central tube 5e is through the first filter core 31e and the second filter core 32e and the second water inlet 421e connections, the part in the second water route of Inner Constitution of central tube 5e.The outer wall of central tube 5e and Have first to cross water space 61e between one filter core 31e, first crosses the part that water space 61e constitutes the first water route.
In the present embodiment, mounting head 2e further includes connecting tube 22e, and one end of connecting tube 22e is the first water inlet 421e, separately One end is connect with central tube 5e.As another embodiment, connecting tube can also be dependent part, and with mounting head one at Central tube is extended to corresponding position furthermore it is also possible to be not provided with above-mentioned connecting tube by type, the upper end of central tube as first into The mouth of a river.There is center through hole 214e, connecting tube 22e to pass through center through hole 214e for the central area of the upper ends outer end cap 21e, and two The flow path that annular is formed between person crosses water space 61e with connection first, meanwhile, the end of the flow path is the first water outlet 412e. Specifically, the first filter core 31e is equipped with the first upper end cover 311e of the first ends filter core 31e of closing towards the one end mounting head 2e, The other end of first filter core 31e and the bottom wall of isolation cover 7e against and close.First upper end cover 311e and isolation cover 7e inner walls it Between have the 4th to cross water space 75e.Wherein, the 4th cross water space 75e can be by the first upper end cover 311e and isolation cover 7e it Between by what clearance fit was formed cross water space, can also be to be fitted close by the two and at it with combining harmoniously upper setting slot Shape structure for use crosses water.The central area of first upper end cover 311e has cricoid tube wall 3111e, also, center through hole 214e Hole along having the sealed muscle 733e that extends downwardly, sealed muscle 733e and a tube wall 3111e sealing cooperations, and then tube wall 3111e Crossing between water space, sealed muscle 733e and connecting tube 22e between inner wall and the outer wall of central tube 5e crosses water space and first Cross the part that water space 61e communicated and constituted the first water route.
The outer end that the first straight slot 215e, the first straight slot 215e is provided with outside center through hole 214e is the first water inlet 411e.First straight slot 215e slots are along the sealed muscle 734e outside with the annular extended downwardly, the through-hole hole edge of isolation cover 7e roofs Periphery has the sealed muscle 732e upwardly extended, sealed muscle 732e and sealed muscle 734e sealing cooperations, and then forms connection first Straight slot 215e and the 4th crosses the flow path of water space 75e.The second straight slot 216e, the second straight slot are provided with outside the first straight slot 215e The outer end of 216e is the second water outlet 422e, and the second straight slot 216e crosses water space 63e with third and communicates.In addition, the tool of isolation cover Body structure and the second filter core and related fit structure can use for reference above-described embodiment, certainly, in the water route of outer end cap 21e and lead to On the basis of the structures such as slot are constant, the structure of the first filter core can also use the type laterally intake in embodiment two, specifically Structure is not reinflated herein.
In terms of the installation cooperation of composite filter element component and mounting base, the sealed wall of mounting base 9e includes the first sealed wall The seal groove of 93e and the second sealed wall 94e positioned at the first peripheries sealed wall 93e, mounting base 9e include being located at connecting tube 22e courts The second seal groove 24e to the first seal groove 23e of the one end mounting base 9e and on outer end cap 21e outer walls, the first sealed wall 93e and the first seal groove 23e sealing cooperations, the second sealed wall 94e and the second seal groove 24e sealing cooperations.Seal groove further includes Third seal groove 25e on outer end cap 21e and the 4th seal groove 26e, third seal groove 25e are located at the second seal groove 24e Upper end, the 4th seal groove 26e is located at the upper ends third seal groove 25e, also, the radial dimension of third seal groove 25e is less than second The radial dimension of seal groove 24e, the radial dimension of the 4th seal groove 26e are less than the radial dimension of third seal groove 25e, wherein For first straight slot 215e between the 4th seal groove 26e and third seal groove 25e, the second straight slot 216e is located at third seal groove Between 25e and the second seal groove 24e.Correspondingly, sealed wall includes between the first sealed wall 93e and the second sealed wall 94e Third sealed wall 95e and the 4th sealed wall 96e, third sealed wall 95e and the 4th sealed wall 96e successively with third seal groove 25e and the 4th seal groove 26e sealing cooperations.Mounting base 9e forms water route between the second sealed wall 94e and third sealed wall 95e And communicated with the second straight slot 216e, mounting base 9e forms water route between third sealed wall 95e and the 4th sealed wall 96e and with One straight slot 215e is communicated, and mounting base 9e forms water route and and center through hole between the 4th sealed wall 96e and the first sealed wall 93e Water space of crossing between 214e and connecting tube 22e communicates, and mounting base 9e forms water route and and connecting tube in the first sealed wall 93e Runner in 22e communicates.In addition, application of the composite filter element component in complete machine can use for reference embodiment one, this is repeated no more.
The water process processed of the present embodiment six is：Flow enters from the first water inlet 411e, pass sequentially through the first straight slot 215e, Crossing between water space, tube wall 3111e and sealed muscle 732e between sealed muscle 733e and sealed muscle 734e crosses water space, the 4th Water space 75e is crossed, and is entered between the outside and the inside of isolation cover 7e of the first filter core 31e, under the action of forefront pressure, water Stream is then from the outside to the core by the first filter core 31e, after completing filtration, purification, comes together in the first mistake water at the first centers filter core 31e Gap 61e then crosses water space 61e along first, passes sequentially through between the inner wall of tube wall 3111e and the outer wall of central tube 5e That crosses water space, sealed muscle 733e and connecting tube 22e crosses water space, finally from the first water outlet 412e outflows, and then completes Purification process in first water route.In the second water route, flow enters from the second water inlet 421e, passes sequentially through connecting tube 22e With central tube 5e, and enter the second filter core 32e front end, after filtration, purification, flow pass sequentially through third cross water space 63e and Second straight slot 216e is flowed out finally by from the second water outlet 422e, to complete the purification process in the second water route.
Certainly, those skilled in the art are appreciated that the above content is only presently preferred embodiments of the present invention, and Non- practical range for the purpose of limiting the invention, i.e., it is all according to equivalent changes and modifications made by the present invention, it is all that right of the present invention is wanted It asks range to be covered, no longer illustrates one by one here.

Claims (10)

1. a kind of composite filter element component, including shell, which is characterized in that including：
Mounting head, the mounting head are located at one end of shell, and the mounting head includes outer end cap；
First filter core and the second filter core, first filter core and the second filter core are axially disposed, and first filter core is located at the Between two filter cores and mounting head；
First water route and the second water route, first filter core and the second filter core are located in the first water route and the second water route, institute It is separated from each other to state the first water route and the second water route, first water route include the first water inlet and the first water outlet, described second Water route includes the second water inlet and the second water outlet, first water inlet, the first water outlet and the second water inlet, the second water outlet Mouth is respectively positioned in mounting head；
Central tube, the central tube are connected to through the first filter core and the second filter core and the second water inlet or the second water outlet, The part in the second water route of Inner Constitution of the central tube has the first mistake between the outer wall of the central tube and the first filter core Water space, described first crosses the part that water space constitutes the first water route；
Isolation cover, the isolation cover cover are placed in outside the first filter core or the second filter core, and cover is set to the first filter core in it respectively Either the second filter core is kept apart with the second water route or the first water route.
2. composite filter element component according to claim 1, which is characterized in that the isolation cover is located at outside the first filter core and will First filter core and the second water route keep apart, and between the outer wall of the isolation cover and the inner wall of shell there is third to cross water space, institute It states third and crosses the part that water space constitutes the second water route, the roof of the isolation cover is equipped with first through hole, first water route Inlet segment, the water exit end in the first water route and the part in the second water route both pass through first through hole, the bottom wall of the isolation cover is set There is the second through-hole passed through for central tube internal watercourses.
3. composite filter element component according to claim 2, which is characterized in that first filter core is set towards mounting head one end Have the first upper end cover of the first filter core end of closing, the other end of first filter core and the bottom wall of isolation cover against and close, Have the 4th to cross water space between first upper end cover and isolation cover inner wall, the described 4th, which crosses water space, constitutes the first water route A part, the central area of first upper end cover have a cricoid tube wall, the inner wall of the tube wall and the outer wall of central tube it Between water space of crossing communicate and constitute the part in the first water route with the first mistake water space；
Alternatively, the isolation cover includes isolation cover shell and the isolated tube at isolation cover housing center, the isolated tube and Form filter material fill area between isolation cover shell, fill the first filter core in the filter material fill area, the roof of the isolation cover and Bottom wall is respectively equipped with first communicated with the first filter core the mouth of a river excessively and second and crosses the mouth of a river, and the isolated tube is sheathed on outside central tube, Water space is crossed for first between the inner wall of the isolated tube and the outer wall of central tube, described first, which crosses the mouth of a river, passes through isolation cover and the One water space isolation excessively, described second crosses the mouth of a river communicates with the first water space excessively.
4. composite filter element component according to claim 2, which is characterized in that the isolation cover includes being located at close to mounting head First cover body of one end and the second cover body positioned at the other end, the first through hole are located at the central area of the first cover body roof, Second through-hole is located at the central area of the second cover body bottom wall, and one of first cover body and the second cover body have side Wall, another outer edge have the first sealed muscle of annular, shape between the inside or outside and the first sealed muscle of the side wall At sealing.
5. composite filter element component according to claim 2, which is characterized in that the periphery on second through-hole hole edge is equipped with court Second sealed muscle of the annular extended vertically to mounting head direction, the inside or outside of the central tube lower end and the second sealing Sealing is formed between muscle；
Alternatively, second filter core is equipped with the second upper end cover towards mounting head one end, second upper end cover central area has Third through-hole, the third through-hole connection central tube and the second filter core, the periphery on third through-hole hole edge are equipped with towards installation The third sealed muscle for the annular that head direction extends vertically, between the inside or outside and third sealed muscle of the central tube lower end Form sealing.
6. composite filter element component according to claim 2, which is characterized in that the bottom wall lower face of the isolation cover is equipped with the back of the body 4th sealed muscle of the annular extended vertically to mounting head direction, second filter core are equipped with the of annular towards mounting head one end Five sealed muscles, the 4th sealed muscle and the 5th sealed muscle grafting are simultaneously sealed by gasket.
7. composite filter element component according to claim 1, which is characterized in that the isolation cover is located at outside the second filter core and will Second filter core and the first water route keep apart, and have the 5th to cross between water between the inner wall of the isolation cover and the side wall of the second filter core Gap, the roof of the isolation cover are equipped with fourth hole, and first filter core has the first bottom end cover, first bottom end cover and the The hole of four through-holes coordinates along sealing, and the inlet segment in second water route and the water exit end in the second water route both pass through fourth hole, institute It states that central tube is embedded to be cased with the second central tube, constitutes the part in the second water route in second central tube, in the central tube Water space of crossing between wall and the second center pipe outer wall crosses the part that water space communicated and constituted the second water route with the 5th.
8. composite filter element component according to claim 7, which is characterized in that second filter core is set towards mounting head one end There are the second upper end cover of the second filter core end of closing, the other end and the bottom wall of isolation cover of second filter core or the bottom of shell Wall against and close, the central area of second upper end cover has a cricoid tube wall, in the tube wall inner flow passage and second Heart pipe communicates and constitutes the part in the second water route, and water space connection the 5th is crossed between the fourth hole and the outer wall of tube wall It crosses between water space and center inside pipe wall and the second center pipe outer wall and crosses water space；
Alternatively, being equipped with filling bracket in the isolation cover, the second filter core is filled in the filling bracket, the described 5th crosses water space Between the outer wall of filling bracket and the inner wall of isolation cover, the roof and bottom wall of the filling bracket are respectively equipped with third and cross water Mouthful and the 4th cross the mouth of a river, the third crosses the part that the mouth of a river communicated and constituted the second water route with the second central tube, the described 4th The mouth of a river is crossed to communicate with the 5th water space excessively.
9. composite filter element component according to claim 7, which is characterized in that the isolation cover includes being located at close to mounting head The third cover body of one end and the 4th cover body positioned at the other end, one of first cover body and the second cover body have side wall, Another outer edge has the 6th sealed muscle of annular, is formed between the inside or outside and the 6th sealed muscle of the side wall close Envelope；
Alternatively, the isolation cover has roof and side wall, formed between the bottom wall of the shell and the side wall lower ends of isolation cover close Envelope, and then the space for accommodating the second filter core is formed between isolation cover and the bottom wall of shell；
Alternatively, the isolation cover has a roof, the inside sidewalls of the shell are equipped with annular seal auxiliary section, the isolation cover and Sealing is fixed and formed to sealing fit portion, and then is formed between isolation cover, the side wall of shell and the bottom wall of shell and accommodate second The space of filter core.
10. a kind of water purifier, which is characterized in that including composite filter element component and external reverse osmosis element kit, the composite filter Core assembly be claim 1-9 any one of them composite filter element components, raw water followed by composite filter element component the first water Another water route of composite filter element component is returned to behind road or the second water route, external reverse osmosis element kit.
CN201710306693.0A 2017-05-04 2017-05-04 Composite filter element assembly and water purifier Active CN108786258B (en)

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CN109663397A (en) * 2019-01-03 2019-04-23 碧克仑(北京)净水科技有限公司 A kind of rotation water lock water purification catridge and mounting head engaged therewith
KR20230073002A (en) 2021-11-18 2023-05-25 코웨이 주식회사 Composite filter and water purifier having the same

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CN205461261U (en) * 2016-01-04 2016-08-17 北京小米移动软件有限公司 Filter core, filter equipment and water purifier
CN205461184U (en) * 2016-01-11 2016-08-17 韩东国 Composite filter element

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CN102309888A (en) * 2010-07-06 2012-01-11 延吉喜来健实业有限公司 Filter element shell and water purification machine with same
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CN109663397A (en) * 2019-01-03 2019-04-23 碧克仑(北京)净水科技有限公司 A kind of rotation water lock water purification catridge and mounting head engaged therewith
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KR20230073002A (en) 2021-11-18 2023-05-25 코웨이 주식회사 Composite filter and water purifier having the same

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