CN209049093U - A kind of filter core flow passage structure, composite filter element and water purifier - Google Patents

Abstract

The utility model provides a kind of filter core flow passage structure, uses integrated shell, not only simplifies manufacture craft, more avoids due to seam presence and increased leak risk；Separated completely between intracorporal first filter cavity of shell and the second filter cavity by demarcation plate, and, the two sides of demarcation plate are equipped with Multi-level sealing structure, it thus prevents and the situations such as channeling water, leak occurs, fundamentally solve the problems, such as that leakproofness is insufficient between each filter cavity, improves the filtration Quality of filter core；In addition, water part is divided to be integrated with drainage tube, stability is higher, better tightness, also, since front and back filter cavity is inverted, to reduce a point difficulty for water part die sinking, improves the intensity of drainage tube, so that drainage tube is unlikely to deform, the service life is longer.In addition, the utility model also provides a kind of water purifier and its composite filter element, there is the advantages that good airproof performance, no channeling water, leak risk, assembling difficulty is low, long service life.

Description

A kind of filter core flow passage structure, composite filter element and water purifier

Technical field

The utility model relates to filter core technical field more particularly to a kind of filter core flow passage structures, composite filter element and water purification Device.

Background technique

Existing water purifier generally uses multistage filtering, and the composite filter element of setting includes preposition PP cotton filter element, preposition activated Filtration core, RO filter core (reverse osmosis filter core) and post active carbon filter core etc..In order to reduce the total quantity of composite filter element, reduce net Multiple composite filter elements are generally integrated into a composite filter element by the volume of hydrophone, water purifier, i.e., include multistage mistake in composite filter element Filter, and material for core at different levels is respectively in different filter cavities, and is connected by runner with corresponding intake-outlet.

However, the composite filter element to circulate on the market at present has the following deficiencies: mostly

1, have that leakproofness is insufficient to ask between each filter cavity, between each runner and between filter cavity and runner Topic, is easy to appear the situations such as channeling water, leak, influences filtration Quality；

2, it is not firm to be arranged in the intracorporal drainage tube installation of filter chamber, is easily deformed；

3, the shell of composite filter element is composed in the form of segment bonding, and not only production process is cumbersome, and due to The presence of seam substantially increases the risk of composite filter element leak.

Utility model content

In order to solve the above technical problems, the utility model provides a kind of filter core flow passage structure, have structure simple, leakproofness Well, the advantages that no channeling water, leak risk, assembling difficulty is low, long service life.

Based on this, the utility model provides a kind of filter core flow passage structure, including shell, filter material and divides water part；

The inside of the shell is equipped with demarcation plate and the first filter cavity and second as made of the divides Filter cavity, the filter material include set on intracorporal first filter material of first filter chamber and being set to second filter cavity Interior second filter material, and the first water inlet flow channel is formed between the lateral wall and the shell of first filter material, first filter material Inside be equipped with and run through its both ends and the first cavity as the first outlet passage, the lateral wall of second filter material and the shell Form the second water inlet flow channel between body, the inside of second filter material is equipped with the through its both ends and as the second outlet passage Two cavities, the first end of the shell is equipped with the first opening being connected with first filter cavity, described that water part is divided to be set to First opening, the first end of first filter material divide water part to abut against with described, the second end of the shell be equipped with The second opening and the compatible second end cover with second opening that second filter cavity is connected；

First point of water influent stream road is equipped in described point of water part, first point of water goes out runner, second point of water influent stream road and second Water is divided to go out runner, it is described that water part is divided to be equipped with the first communication port for being connected to first point of water influent stream road and first water inlet flow channel And connection first point of water goes out the second communication port of runner Yu first outlet passage, it is described that water part is divided to be additionally provided with and institute It states water inlet drainage tube that second point of water influent stream road is connected and goes out runner with second point of water and be connected and be discharged drainage tube, institute State into water drainage tube and water outlet drainage tube and stretch to the demarcation plate, the demarcation plate be equipped be connected to the water inlet drainage tube with it is described Second flowing hole of the first flowing hole of the second water inlet flow channel and the connection water outlet drainage tube and second outlet passage.

Preferably, described that water part is divided to be equipped with shaft, first communication port far from one end of first filter material In the shaft, second communication port divides water part far from one end of the shaft set on described.

Preferably, described that water part is divided to be equipped with the first groove far from one end of the shaft, first filter material First end is inserted into first groove, and second communication port is set to the slot bottom of first groove；

Described point of water part is equipped with the first diversion pipe extended in first cavity out of described first groove, and described the One diversion pipe goes out runner with first point of water by second communication port and is connected, the water inlet drainage tube and the water outlet Drainage tube extends from inside to outside from first diversion pipe.

Preferably, it is equipped with the first filter cover between the second end and the demarcation plate of first filter material, described the One filter cover is equipped with the second water inlet flowing hole being connected with the first water inlet flowing hole and is discharged overcurrent with described first The second water outlet flowing hole that hole is connected, the water inlet drainage tube are plugged in the second water inlet flowing hole, and the water outlet is drawn Flow tube is plugged in the second water outlet flowing hole.

Preferably, first filter cover be equipped with second groove of the notch towards first filter material, described second The slot bottom of groove is equipped with the first connection boss, and the second water inlet flowing hole and the second water outlet flowing hole extend to described the The top of one connection boss, the second end of first filter material are inserted into second groove, the first connection boss insertion In first cavity.

Preferably, first filter cover is equipped with the first water inlet connecting column and first towards one end of the demarcation plate It is discharged connecting column, the second water inlet flowing hole extends to the top of the first water inlet connecting column, the second water outlet overcurrent Hole extends to the top of the first water outlet connecting column, and the first water inlet connecting column is plugged in the first water inlet flowing hole Interior, the first water outlet connecting column is plugged in the first water outlet flowing hole.

Preferably, it is described divide between water part and first filter cover be connected with limit plate, it is described to divide the outer of water part Side wall is equipped with the first limiting slot being inserted into for the first end of the limit plate, and the lateral wall of first filter cover, which is equipped with, supplies the limit Second limiting slot of the second end insertion of position plate.

Preferably, it is equipped with the second filter cover between the first end and the demarcation plate of second filter material, described the Two filter covers are equipped with the third being connected with the first water outlet flowing hole and are discharged flowing hole.

Preferably, second filter cover is equipped with the second water outlet connecting column towards one end of the demarcation plate, described Third water outlet flowing hole extends to the top of the second water outlet connecting column, and the second water outlet connecting column is plugged in described first It is discharged in flowing hole.

Preferably, second filter cover is equipped with third groove of the notch towards second filter material, the third The slot bottom of groove is equipped with the second connection boss, and the third water outlet flowing hole extends to the top of the second connection boss, institute The first end for stating the second filter material is inserted into the third groove, and the second connection boss is inserted into second cavity.

Preferably, the second end of second filter material is equipped with third filter cover, and the third filter cover is equipped with notch court To the 4th groove of second filter material, the slot bottom of the 4th groove is equipped with third and connects boss, and the of second filter material Two ends are inserted into the 4th groove, and the third connection boss is inserted into second cavity.

Preferably, the second diversion pipe is equipped in second cavity, the first end of second diversion pipe is inserted It is connected in the third water outlet flowing hole, the third connection boss is equipped with the connectivity slot of lateral direction penetrating, the connectivity slot Notch position is equipped with grafting position, the second end of second diversion pipe be plugged in the grafting position in and by the connectivity slot and Second outlet passage is connected.

Preferably, the side wall of the shaft is equipped with first point of water part being connected with first point of water influent stream road Go out to interface (6.8), with first point of water first point of water part that runner is connected to interface (6.9), with second point of water Second point of water part that influent stream road is connected goes out second point of water that runner is connected to interface (6.10) and with second point of water Part to interface (6.11), and first point of water part to interface (6.8), first point of water part to interface (6.9), described second Point water part is to interface (6.10) and second point of water part to interface (6.11) along the circumferentially distributed in described turn of the shaft The lateral wall of axis.

Preferably, first filter material uses post active carbon filter material, and second filter material is using preposition activated Charcoal filter material and PP cotton filter material, and the PP cotton filter material is placed on the outside of the preposition activated charcoal filter material.

The another object of the utility model is to provide a kind of composite filter element comprising above-mentioned flow passage structure.

The another object of the utility model is to provide a kind of water purifier comprising above-mentioned composite filter element.

Implement the utility model embodiment, has the following beneficial effects:

Filter core flow passage structure provided by the utility model includes shell, filter material and divides water part, and shell uses integration Structure, not only simplifies manufacture craft, more avoids due to seam presence and increased leak risk；First filter cavity and Separated completely between two filter cavities by demarcation plate, also, the two sides of demarcation plate are equipped with Multi-level sealing structure, so as to anti- Only there are the situations such as channeling water, leak, fundamentally solves the problems, such as that leakproofness is insufficient between each filter cavity, improves filter core Filtration Quality；In addition, water part is divided to be integrated with drainage tube, stability is higher, better tightness, also, due to front and back mistake Filter chamber body is inverted, to reduce a point difficulty for water part die sinking, improves the intensity of drainage tube, so that drainage tube is unlikely to deform, The service life is longer.

In addition, the utility model also provides a kind of water purifier and its composite filter element, due to the composite filter element use it is above-mentioned Flow passage structure, thus there is good airproof performance, no channeling water, leak risk, assembling difficulty is low, the advantages that long service life.

Detailed description of the invention

Fig. 1 is the explosive view of the composite filter element of the utility model embodiment.

Fig. 2 is the shell of the utility model embodiment and the structural schematic diagram of filter material.

Fig. 3 is the structural schematic diagram of the first end cover of the utility model embodiment.

Fig. 4 is the filter material of the utility model embodiment, divides water part and filter cover in the intracorporal scheme of installation of filter chamber.

Fig. 5 is the structural schematic diagram for dividing water part of the utility model embodiment.

Fig. 6 is the structural schematic diagram of point water flow passage of the utility model embodiment.

Fig. 7 is the structural schematic diagram of the water blocking member of the utility model embodiment.

Fig. 8 is the structural schematic diagram of the water blocking runner of the utility model embodiment.

Fig. 9 is the structural schematic diagram of the fixing ring of the utility model embodiment.

Figure 10 is the structural schematic diagram of first diversion pipe of the utility model embodiment.

Figure 11 is the sealing structure signal between first filter cavity of the utility model embodiment and the second filter cavity Figure.

Figure 12 is the assembling schematic diagram divided between water part, the first filter material and the first filter cover of the utility model embodiment.

Figure 13 is the structural schematic diagram of first filter cover of the utility model embodiment.

Figure 14 is the assembling signal between second filter cover, the second filter material and third filter cover of the utility model embodiment Figure.

Figure 15 is the structural schematic diagram of second filter cover of the utility model embodiment.

Figure 16 is the assembling schematic diagram between the third filter cover of the utility model embodiment and the second diversion pipe.

Figure 17 is the circulation path schematic diagram of the two-way water flow of the utility model embodiment.

Figure 18 is the schematic diagram of first error-proof structure of the utility model embodiment.

Figure 19 is the schematic diagram of second error-proof structure of the utility model embodiment.

Description of symbols:

1, shell, 1.1, demarcation plate, the 1.2, first filter cavity, the 1.3, second filter cavity, the 1.4, first opening, 1.5, the second opening, the 1.6, first water inlet flowing hole, the 1.7, first water outlet flowing hole, the 1.8, first fixture block, the 1.9, second fixture block, 2, first end cover, 2.1, installation position, 2.2, first through hole, 2.3, convex block, 3, second end cover, the 4, first filter material, the 4.1, first chamber Road, the 5, second filter material, the 5.1, second cavity, 6, divide water part, 6.1, shaft, 6.2, first annular slot, 6.3, seal groove, 6.4, One point of water influent stream road, 6.5, first points of water go out runner, 6.6, second points of water influent stream roads, and 6.7, second points of water go out runner, and 6.8, One point of water part is to interface (into), and 6.9, first points of water parts are to interface (out), and 6.10, second points of water parts are to interface (into), and 6.11, Two points of water parts are to interface (out), 6.12, technique mouth, the 6.13, first water seal cover, 6.14, water sealing plug, the 6.15, first communication port, 6.16, the first groove, the 6.17, first diversion pipe, the 6.18, second communication port, 6.19, water inlet drainage tube, 6.20, water outlet drainage Pipe, 6.21, support plate, the 6.22, first limiting slot, 7, water blocking member, 7.1, turn hole, 7.2, sliding slot, the 7.3, first water blocking influent stream Road, the 7.4, first water blocking go out runner, the 7.5, second water blocking influent stream road, and the 7.6, second water blocking goes out runner, the 7.7, first water blocking member pair Interface (into), the 7.8, first water blocking member is to interface (out), and the 7.9, second water blocking member is to interface (into), the 7.10, second water blocking member To interface (out), the 7.11, first water inlet pillar, the 7.12, first water outlet pillar, the 7.13, second water inlet pillar, 7.14, second goes out Water pillar, the 7.15, first water inlet, the 7.16, first water outlet, the 7.17, second water inlet, the 7.18, second water outlet, 7.19, Fabrication hole, the 7.20, second water seal cover, the 8, first sealing ring, 9, sealing element, the 9.1, first rib, the 9.2, second rib, 9.3, Sealing unit lattice, the 10, second sealing ring, the 11, first filter cover, the 11.1, second groove, the 11.2, first connection boss, 11.3, the Two water inlet flowing holes, the 11.4, second water outlet flowing hole, the 11.5, first water inlet connecting column, the 11.6, first water outlet connecting column, 11.7, the second annular groove, the 11.8, first card slot, the 11.9, second limiting slot, 12, third sealing ring, 13, gland, 13.1, second Through-hole, the 14, the 4th sealing ring, the 15, second filter cover, 15.1, third water outlet flowing hole, the 15.2, second water outlet connecting column, 15.3, Third annular groove, 15.4, third groove, the 15.5, second connection boss, the 15.6, second card slot, the 16, the 5th sealing ring, 17, the Two diversion pipes, 18, third filter cover, the 18.1, the 4th groove, 18.2, third connection boss, 18.3, connectivity slot, 18.4, grafting position, 19, limit plate.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts All other embodiment obtained, fall within the protection scope of the utility model.

As shown in Figures 1 to 4, the utility model embodiment provides a kind of composite filter element, mainly include shell 1, filter material with And sealing component.Shell 1 is cylindrical body, the first filtering for being internally provided with demarcation plate 1.1 and being separated by demarcation plate 1.1 Cavity 1.2 and the second filter cavity 1.3, the both side surface of demarcation plate 1.1 are equipped with radial reinforcing rib, and the first of shell 1 End be equipped with the first filter cavity 1.2 is connected the first opening 1.4 and with the first 1.4 compatible first end covers 2 of opening, The second end of shell 1 is equipped with the second opening 1.5 being connected with the second filter cavity 1.3 and is adapted with the second opening 1.5 Second end cover 3, also, first end cover 2 is equipped with installation position 2.1 far from one end of shell 1, the bottom of installation position 2.1 be equipped with The first through hole 2.2 that first filter cavity 1.2 is connected.Filter material is also cylindrical body comprising the first filter material 4 and the second filter material 5, First filter material 4 is set in the first filter cavity 1.2, also, the first water inlet is formed between the lateral wall and shell 1 of the first filter material 4 Runner, the inside of the first filter material 4, which is equipped with, penetrates through its both ends and the first cavity 4.1 as the first outlet passage, likewise, second Filter material 5 is set in the second filter cavity 1.3, forms the second water inlet flow channel between the lateral wall and shell 1 of the second filter material 5, and second The inside of filter material 5, which is equipped with, penetrates through its both ends and the first cavity 5.1 as the second outlet passage.Sealing component includes dividing water part 6 With water blocking member 7, the two is integrally formed, and is divided water part 6 to be set at the first opening 1.4, the first end of the first filter material 4 and is divided water part 6 It abuts against, water blocking member 7 is set in installation position 2.1, is divided between water part 6 and water blocking member 7 by being made of shaft 6.1 and turn hole 7.1 Axial aperture structure rotation connection, wherein shaft 6.1 be set to divides on water part 6, turn hole 7.1 be set to water blocking member 7 on, shaft 6.1 passes through First through hole 2.2 simultaneously protrudes into realization water blocking member 7 in turn hole 7.1 and divides the rotation connection between water part 6.

Further, on the basis of Fig. 1, referring to Fig. 5 to Fig. 8, divide and be equipped with point water flow passage in water part 6, set in water blocking member 7 There is water blocking runner, divides water part 6 to divide water part to interface equipped with what is be connected with point water flow passage, water blocking member 7 is equipped with and water blocking runner phase Be connected to and be used for divide water part to be connected to each other interface water blocking member to interface, also, water part is divided to be set to the outer of shaft 6.1 to interface Side wall, water blocking member are set to the inner sidewall of turn hole 7.1 to interface, i.e., the side of relative rotation is between shaft 6.1 and turn hole 7.1 Point water part to interface and water blocking member to the interface of interface, water blocking member 7 with divide water part 6 to realize by relative rotation water part is divided to dock Mouthful with water blocking member docking and being staggered to interface.Based on above structure, sealing component is not only simple by the way of the on-off water of side Change structure, and improves point water part 6 and smoothness when 7 relative rotation of water blocking member on the premise of ensuring tightness, drop Pause and transition in rhythm or melody sense when low rotation, to have preferable manipulation feel.Certainly, divide in shaft 6.1 and water blocking member 7 on water part 6 Turn hole 7.1 can be interchanged position, i.e., turn hole 7.1 is set to and divides on water part 6, the inside for dividing water part to be set to turn hole 7.1 to interface Wall, shaft 6.1 are set in water blocking member 7, and water blocking member is set to the lateral wall of shaft 6.1 to interface, brought by such location swap Technical effect is the same.

Preferably, it as shown in Fig. 3, Fig. 5 and Fig. 7, is equipped with and is placed on outside shaft 6.1 between shaft 6.1 and first through hole 2.2 First sealing ring 8 in portion, the lateral wall of shaft 6.1 are equipped with the first annular slot 6.2 being caught in for the first sealing ring 8.First end cover 2 The rotary position limiting structure being made of convex block 2.3 and sliding slot 7.2 is equipped between water blocking member 7, wherein convex block 2.3 is set to installation position 2.1 inner bottom surface, sliding slot 7.2 are set to water blocking member 7 towards the end face for dividing water part 6, also, rotary position limiting structure and sealing component it Between there is following association: when convex block 2.3 slides to the first end of sliding slot 7.2, divide water part complete to interface to interface and water blocking member Docking；When convex block 2.3 slides to the second end of sliding slot 7.2, water part is divided to be staggered interface and water blocking member completely to interface.Based on this Sliding limitation structure, user divide the relative rotation angle between water part 6 and water blocking member 7 without deliberately manipulation, can be quickly quasi- It will really divide water part that interface is docked or is staggered to interface with water blocking member, thus have preferable handling.Certainly, installation position The sliding slot 7.2 on convex block 2.3 and water blocking member 7 in 2.1 can be interchanged position, i.e., convex block 2.3 is set to water blocking member 7 towards dividing water part 6 end face, sliding slot 7.2 are set to the inner bottom surface of installation position 2.1, and technical effect brought by such location swap is the same.

Further, as shown in Figure 3 and Figure 9, in order to improve point water part to interface and water blocking member to close between interface Feng Xing prevents shaft 6.1 and turn hole 7.1 are adjacent when relatively rotating from dividing water part between interface or water blocking member goes out between interface Existing channeling water, the situation of leak, are equipped with the sealing element 9 being placed on outside shaft 6.1 between shaft 6.1 and turn hole 7.1, shaft 6.1 Lateral wall is equipped with the seal groove 6.3 being caught in for sealing element 9.Specifically, sealing element 9 include two pieces the one the second ribs 9.1 and It is connected to more second ribs 9.2 between the two, wherein the first rib 9.1 preferred annular, the also optional annular that can surround Strip, the one the second rib 9.1 of adjacent two second ribs 9.2 and two pieces surround a sealing unit lattice 9.3, difference point Water part is located at interface in different sealing unit lattice 9.3, also, adjacent point of water part is to two sealings corresponding to interface A sealing unit lattice 9.3 are at least spaced between cell 9.3.Based on this, the one the second ribs 9.1 can prevent shaft 6.1 Gap spilling water between turn hole 7.1, and the sealing unit lattice 9.3 that the second rib 9.2 is constituted then divide water part to interface for each It comes with mutually isolated, also, with the rotation between shaft 6.1 and turn hole 7.1, sealing unit lattice 9.3 are corresponding with it Point water part rotates interface, and after dividing water part to be staggered interface and water blocking member to interface, the water for dividing water part to overflow interface is always In sealing unit lattice 9.3 where retaining in, at the same time, water blocking member to the water that interface overflows then flow at this time corresponding to it is close It seals in cell 9.3；And when dividing water part to dock interface again to interface with water blocking member, water that each water blocking member overflows interface It resides in respective sealing unit lattice 9.3, will not flow mutually, cross-infection respectively.To which sealing element 9 is good Adjacent point of water part is solved the problems, such as between interface or water blocking member is to there is channeling water, leak between interface.

As shown in Fig. 5 to Fig. 8, dividing water flow passage includes first point of water flow passage and second point of water flow passage, wherein first point of water flow Road includes first point of water influent stream road 6.4 again and first point of water goes out runner 6.5, and second point of water flow passage includes second point of water influent stream road again 6.6 and second point of water go out runner 6.7；Corresponding, dividing water part includes to be connected with first point of water influent stream road 6.4 to interface One point of water part go out to interface (into) 6.8, with first point of water first point of water part that runner 6.5 is connected to interface (out) 6.9, with the Second point of water part that two points of water influent stream roads 6.6 are connected is to interface (into) 6.10 and goes out runner 6.7 with second point of water and is connected Second point of water part to interface (out) 6.11, also, four points of water flow passages are set in shaft 6.1, and four points of water parts dock opening's edges The circumferentially distributed lateral wall in shaft 6.1 of shaft 6.1.Likewise, water blocking runner includes opposite with first point of water influent stream road 6.4 The first water blocking influent stream road 7.3 for answering, go out with first point of water corresponding first water blocking of runner 6.5 go out runner 7.4, with second point The corresponding second water blocking influent stream road 7.5 in water influent stream road 6.6 and goes out corresponding second water blocking of runner 6.7 with second point of water and go out Runner 7.6；Corresponding, water blocking member includes the first water blocking member for being connected with the first water blocking influent stream road 7.3 to interface to interface (into) 7.7, go out with the first water blocking the first water blocking member that runner 7.4 is connected to interface (out) 7.8, with the second water blocking influent stream road 7.5 the second water blocking members being connected go out the second water blocking member that runner 7.6 is connected to interface (into) 7.9 and with the second water blocking To interface (out) 7.10, also, four water blocking members dock the circumferentially distributed inner sidewall in turn hole 7.1 of opening's edge turn hole 7.1.

Further, as shown in Fig. 7 to Fig. 8, water blocking member 7 far from divide water part 6 one end be equipped with first water inlet pillar 7.11, First water outlet pillar 7.12, second water inlet pillar 7.13 and the second water outlet pillar 7.14, wherein the first water inlet pillar 7.11 Top be equipped with the first water inlet 7.15 for being connected with the first water blocking influent stream road 7.3, the top of the first water outlet pillar 7.12 is set Have and go out the first water outlet 7.16 that runner 7.4 is connected with the first water blocking, the top of the second water inlet pillar 7.13 is equipped with and second The second water inlet 7.17 that water blocking influent stream road 7.5 is connected, the top of the second water outlet pillar 7.14 is equipped with to be gone out to flow with the second water blocking The second water outlet 7.18 that road 7.6 is connected.When the composite filter element of the utility model is mounted on the base, each Inlet and outlet water is convex Column is plugged in the fixation that water blocking member 7 is realized in corresponding slot, also, the external inlet and outlet pipes of each intake-outlet and slot bottom Road is connected, and as a result, when user rotates composite filter element, dividing between water part 6 and water blocking member 7 will relatively rotate, into And realize the on-off water operation of filter core.

Preferably, as shown in figure 5 and figure 7, the top of shaft 6.1 is equipped with and first point of 6.4, first points of water influent stream road water 6.5, second points of water influent stream roads 6.6 of runner and second point of water go out the technique mouth 6.12 that runner 6.7 is connected to together out, open up technique The production that the purpose of mouth 6.12 is easy for point water flow passage is formed.Technique mouth 6.12 is welded with compatible by ultrasonic technology The medial surface of one water seal cover 6.13, the first water seal cover 6.13 is equipped with and the one-to-one water sealing plug 6.14 of each point of water flow passage.Phase Similar, the lateral wall of water blocking member 7, which is equipped with, goes out runner 7.4, the second water blocking influent stream with the first water blocking influent stream road 7.3, the first water blocking Road 7.5 and the second water blocking go out four fabrication holes 7.19 that runner 7.6 corresponds connection, open up the purpose of fabrication hole 7.19 The production for being equally easy for water blocking runner is formed.Each fabrication hole 7.19 is welded with compatible second by ultrasonic technology Water seal cover 7.20 is embedded with the second sealing ring 10 in each fabrication hole 7.19.

On the basis of fig. 4, referring to Fig. 5, Fig. 6 and Figure 10, shaft 6.1 is equipped with first point of water influent stream road 6.4 of connection With the first communication port 6.15 of the first water inlet flow channel；Point water part 6 is equipped with the first groove 6.16 far from one end of shaft 6.1, from the One groove 6.16 is extended with the first diversion pipe 6.17 from inside to outside, also, the first diversion pipe 6.17 is by being set to the first groove 6.16 Second communication port 6.18 of slot bottom goes out runner 6.5 with first point of water and is connected；The first end of first filter material 4 is inserted into the first groove In 6.16, the first cavity 4.1 that the first diversion pipe 6.17 protrudes into the first filter material 4 is connected with the first outlet passage.It is basic herein On, from the first diversion pipe 6.17 be extended with from inside to outside the water inlet drainage tube 6.19 being connected with second point of water influent stream road 6.6 and Go out the water outlet drainage tube 6.20 that runner 6.7 is connected with second point of water, also, intake drainage tube 6.19 and water outlet drainage tube 6.20 After protruding into out of first diversion pipe 6.17 in first cavity 4.1, continue to extend to demarcation plate 1.1, it is corresponding, separate Plate 1.1 be equipped with first water inlet flowing hole 1.6 and first water outlet flowing hole 1.7, wherein first water inlet flowing hole 1.6 be connected into Water drainage tube 6.19 and the second water inlet flow channel, the first water outlet connection of flowing hole 1.7 water outlet drainage tube 6.20 and second go out water flow Road.In addition, the support plate 6.21 of its central axes was equipped in the lumen of the first diversion pipe 6.17, intake drainage tube 6.19 and water outlet Drainage tube 6.20 is set in support plate 6.21.

As shown in Figure 11 to Figure 12, between the second end and demarcation plate 1.1 of the first filter material 4 be equipped with the first filter cover 11, first Filter cover 11 is equipped with second groove 11.1 of the notch towards the first filter material 4, and the slot bottom of the second groove 11.1 is equipped with the first connection boss 11.2, the second end of the first filter material 4 is inserted into the second groove 11.1, and the first connection boss 11.2 is inserted into the first of the first filter material 4 In cavity 4.1.On this basis, the first filter cover 11 is equipped with the second water inlet overcurrent being connected with the first water inlet flowing hole 1.6 Hole 11.3 and the second water outlet flowing hole 11.4 being connected with the first water outlet flowing hole 1.7, also, the second water inlet flowing hole 11.3 and second are discharged the top that flowing hole 11.4 extends to the first connection boss 11.2, and drainage tube 6.19 of intaking as a result, is inserted It is connected in the second water inlet flowing hole 11.3, water outlet drainage tube 6.20 is plugged in the second water outlet flowing hole 11.4.Water inlet drainage tube 6.19 and second water inlet flowing hole 11.3 between and water outlet drainage tube 6.20 and second water outlet flowing hole 11.4 between be equipped with Third sealing ring 12, third sealing ring 12 are placed on into the outside of water drainage tube 6.19 and water outlet drainage tube 6.20.In addition, first connects The top for connecing boss 11.2 is additionally provided with the gland 13 welded using ultrasonic technology, and gland 13 is equipped with for drainage tube 6.19 of intaking The second through-hole 13.1 passed through with water outlet drainage tube 6.20.

Further, on the basis of Figure 11, referring to Figure 13, the first filter cover 11 is equipped with the towards one end of demarcation plate 1.1 One water inlet connecting column 11.5 and the first water outlet connecting column 11.6, the second water inlet flowing hole 11.3 extend to the first water inlet connecting column 11.5 top, the second water outlet flowing hole 11.4 extend to the top of the first water outlet connecting column 11.6, the first water inlet connection as a result, Column 11.5, which is plugged in the first water inlet flowing hole 1.6, to be realized between the second water inlet flowing hole 11.3 and the first water inlet flowing hole 1.6 Connection, the first water outlet connecting column 11.6, which is plugged in the first water outlet flowing hole 1.7, realizes the second water outlet flowing hole 11.4 and the Connection between one water outlet flowing hole 1.7.Between first water inlet connecting column 11.5 and the first water inlet flowing hole 1.6 and first goes out Be equipped with the 4th sealing ring 14 between water connecting column 11.6 and the first water outlet flowing hole 1.7, the 4th sealing ring 14 be placed on first into The outside of water connecting column 11.5 and the first water outlet connecting column 11.6, and the first water inlet connecting column 11.5 and the first water outlet connecting column 11.6 lateral wall is equipped with the second annular groove 11.7 being caught in for the 4th sealing ring 14.

Further, on the basis of Figure 11, referring to Figure 14 and Figure 15, the first end and demarcation plate 1.1 of the second filter material 5 Between be equipped with the second filter cover 15, the second filter cover 15, which is equipped with, is discharged flowing hole with the first third for being connected of water outlet flowing hole 1.7 15.1.Second filter cover 15 is equipped with the second water outlet connecting column 15.2 towards one end of demarcation plate 1.1, also, third is discharged flowing hole 15.1 extend to the top of the second water outlet connecting column 15.2, and the second water outlet connecting column 15.2 is plugged in the first water outlet overcurrent as a result, The connection between third water outlet flowing hole 15.1 and the first water outlet flowing hole 1.7 is realized in hole 1.7.Second water outlet connecting column 15.2 and first are discharged between flowing hole 1.7 equipped with the 5th sealing ring 16 being placed on outside the second water outlet connecting column 15.2, and the The lateral wall of two water outlet connecting columns 15.2 is equipped with the third annular groove 15.3 being caught in for the 5th sealing ring 16.In addition, the second filter Lid 15 is additionally provided with third groove 15.4 of the notch towards the second filter material 5, and the slot bottom of third groove 15.4 is equipped with the second connection boss 15.5, also, third water outlet flowing hole 15.1 extends to the top of the second connection boss 15.5.The first end of second filter material 5 is inserted Entering in third groove 15.4, the second connection boss 15.5 is inserted into the second cavity 5.1 of the second filter material 5,

Still further, on the basis of Fig. 1 and Fig. 4, referring to Figure 14 and Figure 16, the second end and second of the second filter material 5 Third filter cover 18 is equipped between end cap 3, third filter cover 18 is equipped with fourth groove 18.1 of the notch towards the second filter material 5, and the 4th is recessed The slot bottom of slot 18.1 is equipped with third and connects boss 18.2, and the second end of the second filter material 5 is inserted into the 4th groove 18.1, third connection Boss 18.2 is inserted into the second cavity 5.1.In addition, the second diversion pipe 17 is equipped in the second cavity 5.1, the second diversion pipe 17 First end be plugged in third water outlet flowing hole 15.1 in, third connect boss 18.2 be equipped with lateral direction penetrating connectivity slot 18.3, the notch position of connectivity slot 18.3 is equipped with grafting position 18.4, and the second end of the second diversion pipe 17 is plugged in grafting position 18.4 It is interior and be connected by connectivity slot 18.3 with the second outlet passage.

As shown in figure 17, the first filter cavity 1.2 will be entered by the first water inlet flow channel, and passes through the first outlet passage stream Water flow out is denoted as first via water flow, and first via water flow is followed by the first water inlet 7.15, the first water blocking influent stream road 7.3, One water blocking member is connected to 7.7, first points of water parts of interface (into) to 6.8, first points of water influent stream roads 6.4 of interface (into) and first Mouth 6.15 enters in the first filter cavity 1.2；And then, first via water flow enters the first cavity 4.1 by the first filter material 4 of infiltration Interior realization filtering；Then, first via water flow goes out 6.5, first points of water parts of runner followed by 6.17, first points of water of the first diversion pipe Runner 7.4 is gone out to the 7.8, first water blocking of interface (out) to the 6.9, first water blocking member of interface (out) and the first water outlet 7.16 is discharged Outside filter core, so far, first via water flow completes entire filter process.Likewise, the second filtering will be entered by the second water inlet flow channel Cavity 1.3, and the second tunnel water flow is denoted as by the water flow that the second outlet passage flows out, the second tunnel water flow is followed by the second water inlet Mouthful the 7.17, second water blocking influent stream road 7.5, the second water blocking member are to 7.9, second points of water parts of interface (into) to interface (into) 6.10, the Two points of water influent stream roads 6.6, water inlet drainage tube 6.19, second intake flowing hole 11.3 and the first water inlet flowing hole 1.6 enters the In two filter cavities 1.3；And then, the second tunnel water flow is entered in the second cavity 5.1 by the second filter material 5 of infiltration realizes filtering； Then, the second tunnel water flow is discharged flowing hole 1.7, the followed by the second diversion pipe 17, third water outlet flowing hole 15.1, first Two water outlet flowing holes 11.4, water outlet 6.20, second points of water of drainage tube go out 6.7, second points of water parts of runner to interface (out) 6.11, the Two water blocking members go out outside runner 7.6 and the second water outlet 7.18 discharge filter core the 7.10, second water blocking of interface (out), so far, the Two tunnel water flows complete entire filter process.It follows that the Multi-level sealing structure of 1.1 two sides of demarcation plate plays isolation two-way water flow Vital effect has been arrived, as shown in figure 11, has been placed on into the third sealing ring 12 outside water drainage tube 6.19 for preventing first Channeling water occurs between water before the filtered water of road water flow and the filtering of the second tunnel water flow, the third being placed on outside water outlet drainage tube 6.20 Sealing ring 12 is placed on for preventing that channeling water occurs between the filtered water of first via water flow and the second filtered water of tunnel water flow One water inlet connecting column 11.5 outside the 4th sealing ring 14 be used for prevent first via water flow filter before water and the second tunnel water flow filtering Channeling water occurs between preceding water, the 4th sealing ring 14 being placed on outside the first water outlet connecting column 11.6 is for preventing first via water from flowing through Channeling water occurs between water and the second filtered water of tunnel water flow before filter, the 5th be placed on outside the second water outlet connecting column 15.2 is close Seal 16 is for occurring channeling water between the water and the second filtered water of tunnel water flow before preventing the second tunnel water flow from filtering.

As shown in Figure 18 and Figure 19, by above structure it is found that whether the first filter cover 11 and the second filter cover 15 are correctly installed directly Connect the circulation path for affecting the second tunnel water flow.Accordingly, in order to guarantee the installation uniqueness of the first filter cover 11, i.e. the guarantee first via The uniqueness of the path of water flow and the second tunnel water flow is equipped between demarcation plate 1.1 and the first filter cover 11 by the first fixture block 1.8 With the first error-proof structure of the first card slot 11.8 composition, wherein the first fixture block 1.8 is set to demarcation plate 1.1 towards the first filter chamber The side of body 1.2, the first card slot 11.8 is set to the first filter cover 11 towards the side of demarcation plate 1.1, also, the first fixture block 1.8 is set Have multiple, and the size of the first fixture block of wherein at least two 1.8 is different, 1.8 quantity of the first card slot 11.8 and the first fixture block It is equal, and each first card slot 11.8 and each first fixture block 1.8 correspond.Likewise, between demarcation plate 1.1 and the second filter cover 15 Equipped with the second error-proof structure being made of the second fixture block 1.9 and the second card slot 15.6, wherein the second fixture block 1.9 is set to demarcation plate 1.1 towards the side of the second filter cavities 1.3, and the second card slot 15.6 is set to the second filter cover 15 towards the side of demarcation plate 1.1, Also, the second fixture block 1.9 is equipped with multiple, and the size of the second fixture block of wherein at least two 1.9 is different, the second card slot 15.6 is equal with 1.9 quantity of the second fixture block, and each second card slot 15.6 and each second fixture block 1.9 correspond.First is anti-as a result, Slow-witted structure and the second error-proof structure efficiently avoid composite filter element and occur the first filter cover 11 and the second filter cover in assembling process The problem of 15 loading error.Certainly, it forms the first card slot 11.8 of the first error-proof structure and position can be interchanged in the first card convex, i.e., First card slot 11.8 is set on demarcation plate 1.1, and the first fixture block 1.8 is set in the first filter cover 11；Likewise, the second fool proof of composition Position also can be interchanged in second card slot 15.6 of structure and the second card convex, i.e. the second card slot 15.6 is set on demarcation plate 1.1, and second Fixture block 1.9 is set in the second filter cover 15, and technical effect brought by such location swap is the same.

Further, as shown in figure 12, divide between water part 6 and the first filter cover 11 and be connected with limit plate 19, divide the outer of water part 6 Side wall is equipped with the first limiting slot 6.22 of the first end insertion for limit plate 19, and the lateral wall of the first filter cover 11 is equipped with for limit plate Second limiting slot 11.9 of 19 second end insertion.Based on this, divide water part 6 that can rotate, anti-backstop with the rotation of shell 1 Water part 7 limits point water part 6 by the frictional force that sealing element 9 generates and rotates, and then leads to the failure of the logical water cut-off function in side.This Outside, limit plate 19 can also guarantee the installation uniqueness between point water part 6 and the first filter cover 11, that is, guarantee water inlet drainage tube Installation uniqueness between 6.19 and water outlet drainage tube 6.20 and the first filter cover 11, thus prevents the logical circulation road of the second tunnel water flow Diameter flows to mistake.

Preferably, composite filter element provided by the utility model is mainly used in water purifier field, also, in composite filter element In concrete application, generally it regard the second filter cavity 1.3 as prefilter cavity, the first filter cavity 1.2 is used as postposition mistake Filter chamber body, that is to say, that the second tunnel water flow is prefilter water flow, and first via water flow is postposition filtered water stream.Accordingly, the first filter Material 4 uses post active carbon filter material, before the second filter material 5 uses preposition activated charcoal filter material and PP cotton filter material, and PP cotton filter material is placed on Set the outside of filtering material of activated carbon.It should be pointed out that described in the utility model " preposition " and " postposition " refers to the successive of filtering Sequentially, i.e., water flow is introduced into the second filter cavity 1.3 and carries out first order filtering, after discharge after other filter element filterings again into Enter or be directly entered in the first filter cavity 1.2 and carry out second level filtering, is finally discharged.Composite filter element provided by the utility model The reason of filter cavity back to front, is, the first diversion pipe 6.17, water inlet drainage tube 6.19 and the water outlet on water part 6 are divided Drainage tube 6.20 all has certain length, and the too long difficulty that will increase point water part 6 and be opened of three's length, while being also easy to become Shape, it is generally the case that the length of the more preposition filtering material of activated carbon of the length of post active carbon filter material is shorter, therefore, will divide water part 6 institute The first filter cavity 1.2 as postposition filter cavity can reduce to the greatest extent the first diversion pipe 6.17, water inlet drainage Pipe 6.19 and the length for being discharged drainage tube 6.20 reduce the difficulty that point water part 6 is opened, improve a point quality for water part 6.

To sum up, the utility model provides a kind of composite filter element, compared with the prior art, having the following beneficial effects:

1, using integrated shell 1, manufacture craft is simplified, is avoided due to seam presence and increased leak wind Danger；

2, separated completely between the first filter cavity 1.2 and the second filter cavity 1.3 by demarcation plate 1.1, also, point The two sides of partition 1.1 are equipped with Multi-level sealing structure, to fundamentally solve between each filter cavity due to leakproofness deficiency Caused by channeling water, seepy question, improve the filtration Quality of filter core；

3, water part 6 is divided to be integrated with drainage tube, stability is higher, better tightness, also, due to front and back filter cavity It is inverted, to reduce the difficulty that point water part 6 is opened, improves the intensity of drainage tube, so that drainage tube is unlikely to deform, use the longevity It orders longer；

4, sealing component not only simplifies structure by the way of the on-off water of side, and in the premise for guaranteeing leakproofness Under improve point water part 6 and smoothness when 7 relative rotation of water blocking member, pause and transition in rhythm or melody sense when rotation is reduced, to have preferable Manipulation feel；

5, sealing element 9 has thoroughly separated adjacent point of water part to interface or adjacent water blocking member to the connection between interface, very well The generation for solving channeling water, leak situation.

In addition, the utility model also provides a kind of water purifier, it is same since the water purifier uses above-mentioned composite filter element Sample has the advantages that good airproof performance, no channeling water, leak risk, assembling difficulty is low, long service life.

It should be understood that various information are described in the utility model using term " first ", " second " etc., but these Information should not necessarily be limited by these terms, these terms are only used to for same type of information being distinguished from each other out.For example, not departing from this In the case where utility model range, " first " information can also be referred to as " second " information, and similar, " second " information can also be with Referred to as " first " information.

The above is preferred embodiments of the present invention, it is noted that for the ordinary skill of the art For personnel, without departing from the principle of this utility model, several improvement and deformations can also be made, these improve and become Shape is also considered as the protection scope of the utility model.

Claims (16)

1. a kind of filter core flow passage structure, which is characterized in that including shell, filter material and divide water part；

The inside of the shell is equipped with demarcation plate and the first filter cavity as made of the divides and the second filtering Cavity, the filter material include set on intracorporal first filter material of first filter chamber and being set to the in second filter cavity Two filter materials, and the first water inlet flow channel is formed between the lateral wall and the shell of first filter material, first filter material it is interior Portion, which is equipped with, runs through its both ends and the first cavity as the first outlet passage, the lateral wall of second filter material and the shell it Between form the second water inlet flow channel, the inside of second filter material, which is equipped with, runs through its both ends and the second chamber as the second outlet passage Road, the first end of the shell is equipped with the first opening being connected with first filter cavity, described to divide water part set on described First opening, the first end of first filter material divide water part to abut against with described, the second end of the shell be equipped with it is described The second opening and the compatible second end cover with second opening that second filter cavity is connected；

First point of water influent stream road is equipped in described point of water part, first point of water goes out runner, second point of water influent stream road and second point of water Runner out, it is described divide water part be equipped with the first communication port for being connected to first point of water influent stream road and first water inlet flow channel and It is connected to the second communication port that first point of water goes out runner Yu first outlet passage, it is described that water part is divided to be additionally provided with and described Water inlet drainage tube that two points of water influent stream roads are connected and go out runner with second point of water and be connected to be discharged drainage tube, it is described into Water drainage tube and water outlet drainage tube stretch to the demarcation plate, and the demarcation plate, which is equipped with, is connected to the water inlet drainage tube and described second Second flowing hole of the first flowing hole of water inlet flow channel and the connection water outlet drainage tube and second outlet passage.

2. filter core flow passage structure according to claim 1, which is characterized in that described to divide water part far from first filter material One end is equipped with shaft, and first communication port is set in the shaft, and second communication port divides water part far from institute set on described State one end of shaft.

3. filter core flow passage structure according to claim 2, which is characterized in that described to divide the one end of water part far from the shaft Equipped with the first groove, the first end of first filter material is inserted into first groove, and second communication port is set to described the The slot bottom of one groove；

Described point of water part is equipped with the first diversion pipe extended in first cavity out of described first groove, and described first leads Flow tube goes out runner with first point of water by second communication port and is connected, the water inlet drainage tube and water outlet drainage Pipe extends from inside to outside from first diversion pipe.

4. filter core flow passage structure according to claim 1, which is characterized in that the second end of first filter material and described point The first filter cover is equipped between partition, first filter cover is equipped with second to be connected with the first water inlet flowing hole and intake Discharge orifice and the second water outlet flowing hole being connected with the first water outlet flowing hole, the water inlet drainage tube are plugged in described the In two water inlet flowing holes, the water outlet drainage tube is plugged in the second water outlet flowing hole.

5. filter core flow passage structure according to claim 4, which is characterized in that first filter cover is equipped with notch described in Second groove of the first filter material, the slot bottom of second groove are equipped with the first connection boss, the second water inlet flowing hole and institute State the top that the second water outlet flowing hole extends to the first connection boss, the second end insertion described second of first filter material In groove, the first connection boss is inserted into first cavity.

6. filter core flow passage structure according to claim 4, which is characterized in that first filter cover is towards the demarcation plate One end is equipped with the first water inlet connecting column and the first water outlet connecting column, and the second water inlet flowing hole extends to first water inlet and connects The top of column is connect, the second water outlet flowing hole extends to the top of the first water outlet connecting column, the first water inlet connection Column is plugged in the first water inlet flowing hole, and the first water outlet connecting column is plugged in the first water outlet flowing hole.

7. filter core flow passage structure according to claim 4, which is characterized in that described to divide between water part and first filter cover It is connected with limit plate, the lateral wall for dividing water part is equipped with the first limiting slot being inserted into for the first end of the limit plate, described The lateral wall of first filter cover is equipped with the second limiting slot being inserted into for the second end of the limit plate.

8. filter core flow passage structure according to claim 1, which is characterized in that the first end of second filter material and described point The second filter cover is equipped between partition, second filter cover is equipped with the third being connected with the first water outlet flowing hole and was discharged Discharge orifice.

9. filter core flow passage structure according to claim 8, which is characterized in that second filter cover is towards the demarcation plate One end is equipped with the second water outlet connecting column, and the third water outlet flowing hole extends to the top of the second water outlet connecting column, described Second water outlet connecting column is plugged in the first water outlet flowing hole.

10. filter core flow passage structure according to claim 8, which is characterized in that second filter cover is equipped with notch towards institute The third groove of the second filter material is stated, the slot bottom of the third groove is equipped with the second connection boss, and the third water outlet flowing hole prolongs The top of the second connection boss is extended to, the first end of second filter material is inserted into the third groove, and described second connects Boss is connect to be inserted into second cavity.

11. filter core flow passage structure according to claim 8, which is characterized in that the second end of second filter material is equipped with the Three filter covers, the third filter cover are equipped with fourth groove of the notch towards second filter material, and the slot bottom of the 4th groove is equipped with Third connects boss, and the second end of second filter material is inserted into the 4th groove, described in the third connection boss insertion In second cavity.

12. filter core flow passage structure according to claim 11, which is characterized in that be equipped with second in second cavity and lead Flow tube, the first end of second diversion pipe are plugged in the third water outlet flowing hole, and the third connection boss is equipped with The notch position of the connectivity slot of lateral direction penetrating, the connectivity slot is equipped with grafting position, and the second end of second diversion pipe is plugged in It is connected in the grafting position and by the connectivity slot with second outlet passage.

13. filter core flow passage structure according to claim 2, which is characterized in that the side wall of the shaft is equipped with and described the First point of water part that one point of water influent stream road is connected goes out first point that runner is connected to interface (6.8), with first point of water Water part to interface (6.9), second point of water part being connected with second point of water influent stream road to interface (6.10) and with it is described Second point of water goes out second point of water part that runner is connected to interface (6.11), and first point of water part is to interface (6.8), described First point of water part is to interface (6.9), second point of water part to interface (6.10) and second point of water part to interface (6.11) along the circumferentially distributed lateral wall in the shaft of the shaft.

14. filter core flow passage structure according to claim 1, which is characterized in that first filter material uses post active carbon Filter material, second filter material use preposition activated charcoal filter material and PP cotton filter material, and the PP cotton filter material be placed on it is described preposition activated The outside of charcoal filter material.

15. a kind of composite filter element, which is characterized in that including such as described in any item flow passage structures of claim 1-14.

16. a kind of water purifier, which is characterized in that including composite filter element as claimed in claim 15.