CN208308456U - A kind of filter core flow passage structure, filter element device and water purifier - Google Patents

Abstract

The utility model provides a kind of filter core flow passage structure, filter element device includes shell, filter material and divides water part, filter cavity is equipped in shell, filter material is set in filter cavity, and the first water inlet flow channel is formed between the inner sidewall of shell and the lateral wall of filter material, the first outlet passage that the other end is through to from one end is equipped in filter material；The first end of shell is equipped with the first opening being connected with filter cavity, divide water part to be installed in filter cavity and block the first opening, and water part is divided to be equipped with the second water inlet flow channel being connected with the first water inlet flow channel and the second outlet passage being connected with the first outlet passage.Based on above structure, water inlet flow channel and outlet passage are separated completely, to ensure that the validity and integrality of filtering, prevent tap water from not filtering and are just discharged, improve the quality of filtering.In addition, the utility model also provides a kind of water purifier and its filter element device, which uses above-mentioned flow passage structure, equally has the advantages that filter quality is high.

Description

A kind of filter core flow passage structure, filter element device 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, filter element device and water purification Device.

Background technique

As water purifier product is increasingly by the welcome of the majority of consumers, requirement of the consumer to Product Experience is also increasingly It is high, wherein the filter element device of automatic water seal is most by the concern of consumer when disassembly.

Occur the filter element device of various automatic water seals in the prior art, mainly include following several technologies:

One, setting water check valve realizes water flowing and cuts off the water supply on filter element device；

Two, rotational structure is arranged in the end of filter element device, carries out water flowing by dislocation and cuts off the water supply；

Three, rotational structure is set on filter block, water flowing is carried out by dislocation and is cut off the water supply.

For the first above-mentioned technology, the quantity of water check valve can increase with the increase of filter element device upper intake, And then cause the assembling of filter element device can be more and more cumbersome, with low, the with high costs disadvantage of production efficiency.

For above-mentioned second of technology, since the rotational structure of filter element device end setting is fixed by screw, and spiral shell The torsion of silk is difficult to control, and is had much difficulty in healing weighing apparatus so as to cause between the decrement and rotation feel of the sealing ring being arranged on rotational structure, There are the hidden danger of leak.

Rotational structure is arranged for the third above-mentioned technology, on filter block can make filter block structure is complicated to change, and assembling difficulty increases Add.

Other than above-mentioned several defects, there is also channeling water, filterings to be not thorough for existing filter element device, disassembling operations are complicated The deficiencies of.

Summary of the invention

In order to solve the above technical problems, the utility model provides a kind of filter core flow passage structure, filter element device and water purifier, The filter core flow passage structure can guarantee the validity and integrality of filtering, improve the quality of filtering.

Based on this, the utility model provides a kind of filter core flow passage structure, including shell, filter material and divides water part, described Filter cavity is equipped in shell, the filter material is set in the filter cavity, and the inner sidewall of the shell and the filter material The first water inlet flow channel is formed between lateral wall, is equipped with the first outlet passage that the other end is through to from one end in the filter material；

The first end of the shell is equipped with the first opening being connected with the filter cavity, described that water part is divided to be installed on institute It states in filter cavity and blocks first opening, and described water part is divided to be equipped with the to be connected with first water inlet flow channel Two water inlet flow channels and the second outlet passage being connected with first outlet passage.

Preferably, described that water part is divided to be equipped with recess towards one end of the filter material, first is equipped in the recess Limited post, the end of the filter material are plugged in described when dividing the recess of water part, and first limited post is plugged in the flow passage chamber In vivo, and the head of first limited post is equipped with connection first outlet passage and goes out with the first of second outlet passage The mouth of a river.

It is preferably, described that water part is divided to be equipped with the shaft convenient for filter element device rotation far from one end of the recess, The shaft with described divides water part to be connected by connecting column, the connecting column be equipped with connection first water inlet flow channel with it is described First water inlet of the second water inlet flow channel.

Preferably, the side wall of the shaft is equipped with the second water inlet flow channel being connected with second water inlet flow channel To interface and the second outlet passage being connected with second outlet passage to interface.

Preferably, second water inlet flow channel and second outlet passage are constituted through the shaft, described The inner cavity of connecting column and first limited post.

Preferably, the filter material sheet is described that water part is divided to be additionally provided with and the first row as first row dirt runner The second blowdown runner that dirty runner is connected.

Preferably, the tail portion of first limited post, which is equipped with, is connected to the first blowdown runner and the second row First sewage draining exit of dirty runner.

Preferably, the side wall of the shaft is equipped with the second blowdown runner being connected with the second blowdown runner To interface.

Preferably, second water inlet flow channel is to interface, second outlet passage to interface and described The circumferential direction of shaft described in two blowdown runners docking opening's edge is uniformly distributed in the side wall of the shaft.

Preferably, second water inlet flow channel, second outlet passage and the second blowdown runner structure At through the inner cavity of the shaft, the connecting column and first limited post.

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

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

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

The utility model provides a kind of filter core flow passage structure, and filter element device includes shell, filter material and divides water part, in shell Equipped with filter cavity, filter material is set in filter cavity, and the first water inlet is formed between the inner sidewall of shell and the lateral wall of filter material Runner, filter material is interior to be equipped with the first outlet passage that the other end is through to from one end；The first end of shell is equipped with and filter cavity The first opening being connected, divides water part to be installed in filter cavity and blocks the first opening, and divide water part be equipped with first into The second water inlet flow channel that water flow passage is connected and the second outlet passage being connected with the first outlet passage.Based on above-mentioned knot Structure, water inlet flow channel and outlet passage are separated completely by filter material, to ensure that the validity and integrality of filtering, prevent certainly Water, which does not filter, to be just discharged, and the quality of filtering is improved.

In addition, the utility model also provides a kind of water purifier and its filter element device, due to the filter element device use it is above-mentioned Flow passage structure, therefore equally have the advantages that filter quality is high.

Detailed description of the invention

Fig. 1 is the filter element body of the utility model embodiment one and the seperated schematic diagram of pedestal.

Fig. 2 is the seperated schematic diagram of the filter element device of the utility model embodiment one.

Fig. 3 is the structural schematic diagram of the shell of the utility model embodiment one.

Fig. 4 is the diagrammatic cross-section of the filter element body of the utility model embodiment one.

Fig. 5 is the seperated schematic diagram of the sealing component of the utility model embodiment one.

Fig. 6 is second water inlet flow channel of the utility model embodiment one and the diagrammatic cross-section of the second blowdown runner.

Fig. 7 is the diagrammatic cross-section of second outlet passage of the utility model embodiment one.

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

Fig. 9 is the diagrammatic cross-section of the water blocking runner of the utility model embodiment one.

Figure 10 is the structural schematic diagram of the pedestal runner of the utility model embodiment one.

Figure 11 is the structural schematic diagram for dividing water part of the utility model embodiment one.

Figure 12 is the schematic diagram of the sliding limitation structure of the utility model embodiment one.

Figure 13 is the structural schematic diagram of the automatic water locking component of the utility model embodiment one.

Figure 14 is the schematic diagram of the exchanging structure of the utility model embodiment one.

Figure 15 is the structural schematic diagram of the limiting slot of the utility model embodiment one.

Figure 16 is the connection schematic diagram of the end cap of the utility model embodiment one.

Figure 17 is the flow passage structure schematic diagram of the filter element body of the utility model embodiment two.

Figure 18 is the structural schematic diagram of point water flow passage of the utility model embodiment two.

Figure 19 is the structural schematic diagram of the water blocking runner of the utility model embodiment two.

Figure 20 is the scheme of installation of the sealing component of the utility model embodiment three.

Figure 21 is the structural schematic diagram for dividing water part of the utility model embodiment three.

Figure 22 is the schematic diagram of the error-proof structure of the utility model embodiment three.

Description of symbols:

1, filter element body, 11, shell, 111, filter cavity, the 112, first opening, the 113, second opening, 114, convex annular Platform, 115, installation cavity, 116, partition, the 117, second convex block, 12, filter material, the 121, second limited post, 13, sealing component, 131, Divide water part, 1311, shaft, 1312, connecting column, 1313, seal disc, 1314, annular groove, 1315, recess, the 1316, first limit Position column, 1317, divide water part dredge outlet, 1318, divide water part water blockoff lid, 1319, sealing ring card slot, 132, water blocking member, 1321, turn Hole, 1322, water blocking member dredge outlet, 1323, water blocking member water blockoff lid, 1324, cross rib, the 133, first sealing ring, 134, third Sealing ring, 14a, the first water inlet flow channel, 14b, the first outlet passage, 14c, the first blowdown runner, 15a, the second water inlet flow channel, 15b, the second outlet passage, 15c, the second blowdown runner, the 151, second water inlet flow channel is to interface, the 152, second outlet passage pair Interface, the 153, second blowdown runner is to interface, the 154, first water inlet, the 155, first water outlet, the 156, first sewage draining exit, 16a, Third water inlet flow channel, 16b, third outlet passage, 16c, third blowdown runner, 161, third water inlet flow channel to interface, 162, Three outlet passages to interface, 163, third blowdown runner to interface, 164, water inlet pillar, 165, water outlet pillar, 166, blowdown it is convex Column, the 167, second water inlet, the 168, second water outlet, the 169, second sewage draining exit, the 171, first convex block, 172, first sliding groove, 181, card convex, 182, limiting slot, 19, end cap, 2, pedestal, 20a, the 4th water inlet flow channel, 20b, the 4th outlet passage, 20c, Four blowdown runners, 21, automatic water locking component, 211, spring, 212, water sealing plug, 2121, limit skirtboard, 213, water seal cover, 22, Cavity, 23, installation position, the 231, first recess, the 232, second recess, 24, second sliding slot, 241, sliding mouth, the 25, second sealing ring.

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.

Embodiment one

It mainly include filter element body 1 and pedestal 2 as shown in Figure 1, the utility model embodiment provides a kind of filter element device, Pedestal 2 is equipped with the pedestal runner being connected with external runner, and filter element body 1 is equipped with ontology runner, and the first end of filter element body 1 is revolved It is connected in pedestal 2 and ontology runner alignment pedestal runner is filtered equipped with automatic water locking component 21 between ontology runner and pedestal runner Core ontology 1 and pedestal 2 control the opening and closing of automatic water locking component 21 by relative rotation, realize ontology runner and pedestal stream The connection and disconnection in road.

Specifically, as shown in Figures 2 to 4, filter element body 1 includes shell 11, filter material 12 and sealing component 13, shell again 11 be hollow cylinder, is equipped with the filter cavity 111 that the other end is through to from one end in shell 11, both ends be respectively equipped with The first opening 112 and the second opening 113 that filter cavity 111 is connected；Filter material 12 is cylindrical body similar with 11 shape of shell, It also is provided with being through to the runner cavity of the other end from one end in filter material 12, filter material 12, which is set in filter cavity 111, forms filtering Runner, filtering runner include the first water inlet flow channel 14a, the first outlet passage 14b and the first blowdown runner 14c, wherein shell The interlayer space formed between 11 inner sidewall and the lateral wall of filter material 12 is the first water inlet flow channel 14a, and runner cavity is First outlet passage 14b, filter material 12 itself are the first blowdown runner 14c.

Specifically, as shown in Fig. 4 to Fig. 9, sealing component 13 is installed in filter cavity 111 and blocks the first opening 112, sealing component 13 includes dividing water part 131 and water blocking member 132, and water part 131 is divided to be equipped with point water flow passage, and water blocking member 132 is equipped with gear Water flow passage, shell 11 are equipped with the annular convex platform 114 of prominent 11 inner sidewall of shell in the position close to the first opening 112, divide water part 131 are installed in filter cavity 111, and one end is resisted by annular convex platform 114, and water blocking member 132 is installed on annular convex platform 114 and surrounds Installation cavity 115 in and by pivot structure and divide water part 131 be rotatablely connected, pivot structure include be set to divide water part 131 The shaft 1311 of one end and turn hole 1321 set on 132 one end of water blocking member, shaft 1311, which is plugged in turn hole 1321, realizes water blocking Part 132 and the rotation connection for dividing water part 131.Divide the other end of water part 131 to be connected with the end of filter material 12, and divides water flow passage It is connected with filtering runner, point water flow passage includes the second water inlet flow channel 15a being connected with the first water inlet flow channel 14a and first The second outlet passage 15b that outlet passage 14b is connected and the second blowdown runner being connected with the first blowdown runner 14c 15c, it is corresponding, the side wall of shaft 1311 be equipped with the second water inlet flow channel to interface 151, the second outlet passage to interface 152 and Second blowdown runner docking 153, three are referred to as divided water part to interface interface, and the week of three docking opening's edge shafts 1311 To the side wall for being uniformly distributed in shaft 1311；Likewise, water blocking runner include third corresponding with the second water inlet flow channel 15a into Water flow passage 16a, third outlet passage 16b corresponding with the second outlet passage 15b and corresponding with the second blowdown runner 15c Third blowdown runner 16c, the side wall of turn hole 1321 is equipped with third water inlet flow channel to interface 161, third outlet passage to interface 162 and third blowdown runner to interface 163, three are referred to as water blocking member to interface to interface, and three docking opening's edge turn holes 1321 circumferential direction is uniformly distributed in the side wall of turn hole 1321.Shaft 1311 and the relative rotation side of turn hole 1321 are as a result, Water part is divided to the interface of interface, water part 131 and water blocking member 132 to be divided to divide water part by relative rotation control interface and water blocking member To interface and water blocking member docking and being staggered to interface, the connection and disconnection for dividing water flow passage Yu water blocking runner are realized.Obviously, above-mentioned Filtering runner divides water flow passage and water blocking runner to form the ontology runner of filter element body.

Specifically, Figure 10 is participated on the basis of Fig. 2, pedestal runner equally includes the 4th water inlet flow channel 20a, the 4th goes out Water flow passage 20b and with the 4th blowdown runner 20c, when the first end of shell 11 is rotatably connected in pedestal 2, third water inlet flow channel 16a is directed at the 4th water inlet flow channel 20a, and third outlet passage 16b is directed at the 4th outlet passage 20b, third blowdown runner 16c alignment 4th blowdown runner 20c, and between third water inlet flow channel 16a and the 4th water inlet flow channel 20a, third outlet passage 16b and the 4th Automatic water locking component 21 is equipped between outlet passage 20b and between third blowdown runner 16c and the 4th blowdown runner 20c. Shell 11 and pedestal 2 control the opening and closing of automatic water locking component 21 by relative rotation as a result, realize water blocking runner and bottom The connection and disconnection of seat runner.

Based on above structure, on the one hand, by dividing the relative rotation of water part 131 Yu water blocking member 132, sealing component 13 can It controls the water flowing of filter cavity 111 and cuts off the water supply, so as to being prevented during removing in filter cavity 111 in filter element device Remain water outflow；On the other hand, by the relative rotation of shell 11 and pedestal 2, automatic water locking component 21 can control filter core dress It sets the water flowing between external pipe and cuts off the water supply, so as in the water of filter element device prevented during removing in external pipe Slime flux goes out, and the two-way seal water structure that sealing component 13 and automatic water locking component 21 form as a result, has thoroughly prevented the hidden danger of leak, Guarantee that filter element device remains dry clean and tidy when removing.In addition, due to dividing pair of the water part to interface and water blocking member to interface Junction is that the relative rotation side of shaft 1311 and turn hole 1321 improves the effect of the manufacturing to simplify package assembly Rate reduces the fraction defective of finished product, and improves point water part 131 and water blocking member 132 on the premise of ensuring tightness relatively Smoothness when rotation reduces pause and transition in rhythm or melody sense when rotation, has preferable manipulation feel.It is emphasized that dividing water part 131 Shaft 1311 and the turn hole 1321 of water blocking member 132 can be interchanged position, i.e., turn hole 1321, which is set to, divides water part 131, divides water part pair Interface is set to the side wall of turn hole 1321, and shaft 1311 is set to water blocking member 132, and water blocking member is set to the side wall of shaft 1311 to interface, Technical effect brought by such location swap is the same.

Further, such as Fig. 5, such as Fig. 6, such as Fig. 7 and as shown in figure 11, shaft 1311 is set to the one end for dividing water part 131 And it is connected with water part 131 is divided by connecting column 1312, and be additionally provided between shaft 1311 and connecting column 1312 and annular convex platform 114 seal discs 1313 contacted, the side wall of seal disc 1313 are equipped with the annular groove for installing sealing ring (not shown) 1314, the effect of seal disc 1313 is to prevent the intracorporal liquid of filter chamber from the gap divided between water part 131 and annular convex platform 114 Exudation improves the sealing performance for dividing water part 131.Divide the other end of water part 131 to be equipped with recess 1315, is equipped with first in recess 1315 Limited post 1316, the first limited post 1316 are arranged with the first sealing ring 133 outside；Shaft 1311, connecting column 1312 and the first limit The center line of position column 1316 coincides, and the second water inlet flow channel 15a, the second outlet passage 15b and the second blowdown runner 15c are constituted Through shaft 1311, the inner cavity of connecting column 1312 and the first limited post 1316, and connecting column 1312 is equipped with the second water inlet of connection The first water inlet 154 of runner 15a and the first water inlet flow channel 14a, the head of the first limited post 1316 are equipped with the second water outlet of connection The first water outlet 155 of runner 15b and the first outlet passage 14b, the tail portion of the first limited post 1316 are equipped with the second blowdown of connection The first sewage draining exit 156 of runner 15c and the first blowdown runner 14c, as a result, the second water inlet flow channel 15a, the second outlet passage 15b And the second blowdown runner 15c characteristics of compact layout, it is not only convenient for control of cutting off the water supply, more simplifies the structure of sealing component 13.Filter material 12 End be plugged in point recess of water part 131 1315, the first limited post 1316 is plugged in the flow passage chamber body of filter material 12, real Now divide being fixedly connected for water part 131 and filter material 12, also, the first water inlet flow channel 14a, the first outlet passage 14b and first row Dirty runner 14c is separated completely by filter material 12, ensure that the validity and integrality of filtering, prevents tap water from not filtering and just arranges Out, the quality of filtering is improved.In addition, the top of shaft 1311 is equipped with and the second water inlet flow channel 15a, the second outlet passage 15b And second blowdown runner 15c be connected to simultaneously divide water part dredge outlet 1317, divide water part dredge outlet 1317 to be externally provided with point water part stifled Water cover 1318 divides water part water blockoff lid 1318 to block a point water part dredge outlet 1317, prevents water when sealing component 13 works normally From divide water part dredge outlet 1317 flow out；When a point water flow passage blocks, opening divides water part stifled after user removes point water part 131 Water cover 1318 can be checked and be dredged to the second water inlet flow channel 15a, the second outlet passage 15b and the second blowdown runner 15c It is logical, it is simple and quick.

Further, as Fig. 5, such as Fig. 8 and as shown in figure 9, water blocking member 132 far from turn hole 1321 one end be equipped with it is convex Column, pillar is arranged with the second sealing ring 25 outside, corresponding, and pillar also includes water inlet pillar 164, water outlet pillar 165 and blowdown Pillar 166, wherein the top of water inlet pillar 164 is equipped with for being connected to third water inlet flow channel 16a's and the 4th water inlet flow channel 20a The top of second water inlet 167, water outlet pillar 165 is equipped with for being connected to third outlet passage 16b's and the 4th outlet passage 20b The top of second water outlet 168, blowdown pillar 166 is equipped with for being connected to third blowdown runner 16c's and the 4th blowdown runner 20c Second sewage draining exit 169.When the first end of shell 11 is completely screwed into pedestal 2, water inlet pillar 164 opens automatic water locking component 21 It is connected to third water inlet flow channel 16a and the 4th water inlet flow channel 20a, water outlet pillar 165 opens the connection of automatic water locking component 21 third and goes out Water flow passage 16b and the 4th outlet passage 20b, blowdown pillar 166 open automatic water locking component 21 be connected to third blowdown runner 16c with 4th blowdown runner 20c.Divide water part dredge outlet 1317 different from divide water part 131, there are three the lateral wall of water blocking member 132 is set Water blocking member dredge outlet 1324, three water blocking member dredge outlets 1324 are discharged with corresponding third water inlet flow channel 16a, third respectively Runner 16b and third blowdown runner 16c are connected, and water blocking member water blockoff lid is respectively equipped with outside each water blocking member dredge outlet 1324 1323, when sealing component 13 works normally, water blocking member water blockoff lid 1323 blocks water blocking member dredge outlet 1324, prevents water from gear Water part dredge outlet 1324 flows out；When water blocking runner blocks, user opens water blocking member water blockoff lid after removing water blocking member 132 1323 can be checked and be dredged to third water inlet flow channel 16a, third outlet passage 16b and third blowdown runner 16c, behaviour Make simple and fast.

It further, as depicted in figure 5 and figure 12, is the leakproofness for increasing sealing component 13, the second water inlet flow channel is to interface 151, the second outlet passage is equipped with for installing third sealing the edge of interface 152 and the second blowdown runner docking 153 The sealing ring card slot 1319 of circle 134, third water inlet flow channel arrange interface 162 and third interface 161, third outlet passage Dirty runner is to the cross rib 1324 being equipped in interface 163 for preventing third sealing ring 134 from blocking.Based on above structure, When dividing water part 131 and water blocking member 132 that relative rotation occurs, sealing ring card slot 1319 can prevent third sealing ring 134 with gear Water part 132 rotates together, and improves the sealing effect of third sealing ring 134；Secondly, cross rib 1324 reduces each water blocking On the one hand part can prevent third sealing ring 134 to be caught in water blocking member in interface, on the other hand increase to the opening area of interface Water blocking member slips over to interface smooth degree when third sealing ring 134.It is emphasized that sealing ring card slot 1319 and cross rib Position can be interchanged in item 1324, i.e. sealing ring card slot 1319 is set to water blocking member to the edge of interface, and cross rib 1324, which is set to, to be divided For water part in interface, technical effect brought by such location swap is the same.

Further, as depicted in figure 5 and figure 12, the seal disc 1313 of water part 131 is divided to be equipped with the first convex block 171, water blocking member 132 are equipped with first sliding groove 172 corresponding with the first convex block 171, when dividing water part 131 and water blocking member 132 is rotatablely connected, first Convex block 171, which is located in first sliding groove 172, forms sliding limitation structure, and exists such as between sliding limitation structure and sealing component 13 Lower association: when the first convex block 171 slides to the first end of first sliding groove 172, divide water part complete to interface to interface and water blocking member Docking；When the first convex block 171 slides to the second end of first sliding groove 172, divide water part completely wrong to interface to interface and water blocking member It opens.Based on this sliding limitation structure, user divides the relative rotation angle of water part 131 Yu water blocking member 132 without deliberately adjustment, i.e., It can will rapidly and accurately divide water part that interface is docked or is staggered to interface with water blocking member, thus have preferable handling.It needs , it is emphasized that dividing the first convex block 171 of water part 131 and the first sliding groove 172 of water blocking member 132 that position can be interchanged, i.e., first is convex Block 171 is set to water blocking member 132, and first sliding groove 172, which is set to, divides the seal disc 1313 of water part 131, brought by such location swap Technical effect is the same.

Further, on the basis of Fig. 2 referring to Figure 13 to Figure 14, set that there are three installation positions in the cavity 22 of pedestal 2 23, three installation positions 23 respectively with corresponding 4th water inlet flow channel 20a, the 4th outlet passage 20b and the 4th blowdown runner 20c is connected, and is equipped with automatic water locking component 21 in three installation positions.Automatic water locking component 21 includes spring 211, water shutoff Plug 212 and water sealing plug 213, installation position 23 include the first recess 231 and the second recess set on 231 bottom of the first recess 232, water seal cover 213 is installed in the first recess 231 by the packaging technologies such as ultrasonic bonding or glue bonding, water sealing plug 212 In water seal cover 213, and water sealing plug 212 is equipped with the limit skirtboard 2121 for preventing it from popping up from water seal cover 213, spring 211 In the second recess 232 and withstand water sealing plug 212.In addition, the inner sidewall of pedestal 2 is equipped with second sliding slot 24, second sliding slot 24 The open edge of cavity 22 is extended to, and the open edge of cavity 22 is equipped with the cunning mouth 241 of second sliding slot 24, the outside of shell 11 Wall is equipped with second convex block 117 corresponding with second sliding slot 24, and the second convex block 117 forms exchanging structure with second sliding slot 24.When When the first end of shell 11 is screwed in by exchanging structure in the cavity 22 of pedestal 2, each pillar of water blocking member 132 protrudes into corresponding Water sealing plug 212 is withstood in water seal cover 213 and from the relative direction of spring 211.Based on above structure, when the first end of shell 11 is complete When wheel is entered in the cavity 22 of pedestal 2, the second convex block 117 slides to the innermost end of second sliding slot 24, at this point, water blocking member 132 is each Pillar overcomes the elastic force of spring 211 to open the connection water blocking runner of water sealing plug 212 and pedestal runner, filter element device and extension tube attached completely Thus road is connected；When shell 11 screws out the cavity 22 of pedestal 2 completely, the second convex block 117 detaches second from sliding mouth 241 and slides Slot 24, at this point, each pillar of water blocking member 132 is no longer bear against water sealing plug 212, spring 211 is pushed up water sealing plug 212 using its restoring force Enter and disconnect water blocking runner and pedestal runner in water seal cover 213, filter element device is thereby turned off with external pipe.

Further, on the basis of fig. 4 referring to Figure 12, Figure 13 and Figure 15, in order to make sealing component 13 and automatic The two-way seal water structure that water lock component 21 forms synchronous in the operation of rotation shell 11 can be disconnected or be connected to, on the one hand, point The end of water part 131 is equipped with card convex 181, and the end of annular convex platform 114 is equipped with limiting slot 182 corresponding with card convex 181, when point When water part 131 is installed in filter cavity 111 and is resisted by annular convex platform 114, card convex 181 is connected in composition in limiting slot 182 Error-proof structure, and limiting slot 182 is equipped with multiple, and the size of wherein at least two limiting slot 182 is different, 181 phase of card convex It is corresponding to be equipped with multiple, each card convex 181 and each limiting slot 182 one-to-one correspondence；Based on this error-proof structure, divide water part 131 and shell 11 are connected, and user only needs roll-shell 11 that can manipulate point revolving between water part 131 and water blocking member 132 relatively simultaneously Turn and the relative rotation between shell 11 and pedestal 2；Also, various sizes of limiting slot 182 has determined a point water with card convex 181 Part 131 is set in unique installation position 23 of filter cavity 111, be ensure that the correct matching of point water part 131 Yu shell 11, is made each point Water part is adapted interface with corresponding each water blocking member to the rotation angle between interface.On the other hand, exchanging structure with only There is following association between water assembly 13: when the second convex block 117 slides to the innermost end of second sliding slot 24, divide water part to interface with Water blocking member docks interface completely；When the second convex block 117 detaches second sliding slot 24 from sliding mouth 241, divide water part to interface with Water blocking member is staggered completely to interface.Based on this, user can manipulate sealing component 13 and automatic water locking component 21 at the same time On the basis of realize synchronous with automatic water locking component 21 the on-off of sealing component 13, specifically, being used when removing filter element device Person rotates shell 11, and water part 131 and water blocking member 132 is divided to occur relative rotation, and the first convex block 171 slides to the of first sliding groove 172 Two ends divide water part to mutually stagger interface and water blocking member to interface, and sealing component 13 is cut off the water supply, at the same time, the second convex block 117 from Sliding mouth 241 detaches second sliding slot 24, and shell 11 screws out the cavity 22 of end cap 19 completely, and water sealing plug 212 is headed by spring 211 In water seal cover 213, automatic water locking component 21 is cut off the water supply, and two-way seal water structure realization, which synchronizes, as a result, cuts off the water supply；On the contrary, being filtered being packed into When core apparatus, user rotates shell 11, and water part 131 and water blocking member 132 is divided to occur relative rotation, and the first convex block 171 slides to the The first end of one sliding slot 172 divides water part to dock interface completely to interface with water blocking member, 13 water flowing of sealing component, at the same time, Second convex block 117 slides to the innermost end of second sliding slot 24, and shell 11 is completely screwed into the cavity 22 of end cap 19,212 quilt of water sealing plug The pillar of water blocking member 132 ejects water seal cover 213, and 21 water flowing of automatic water locking component, two-way seal water structure realization synchronizes logical as a result, Water.It is emphasized that 182 interchanging positions of card convex 181 and limiting slot of composition error-proof structure, i.e. card convex 181 are set to annular The end of boss 114, limiting slot 182 are set to the end for dividing water part 131, and technical effect brought by such location swap is the same.

Still further, as shown in figure 16, the second opening 113 of shell 11 is externally provided with end cap 19, end cap 19 is towards filtering The side of cavity 111 is equipped with socket 191, and the separate one end for dividing water part 131 of filter material 12 is equipped with second limit corresponding with socket 191 Position column 121, second limited post 121 is plugged in socket 191 when end cap 19 is rotatably connected in the second end of shell 11.Based on above-mentioned knot Structure after removing filter element device, screws off end cap 19 and can extract filter material 12 out and replaced, simple and convenient.

It should be pointed out that the first water inlet flow channel 14a, the second water inlet flow channel 15a, third water inlet flow channel in the present embodiment 16a and the 4th water inlet flow channel 20a be access tap water water inlet flow channel, the first outlet passage 14b, the second outlet passage 15b, Third outlet passage 16b and the 4th outlet passage 20b be discharge filtering after pure water outlet passage, the first blowdown runner 14c, Second blowdown runner 15c, third blowdown runner 16c and the 4th blowdown runner 20c are the blowdown runner of waste water after discharge filtering.

Embodiment two

As shown in Figure 17 to 19, the present embodiment and unique difference of embodiment one are, the filter element device in the present embodiment Using dual channel structure, that is, includes water inlet flow channel for accessing tap water and go out water flow for be discharged water purification after filtering Road is not used to be discharged the blowdown runner of waste water after filtering, therefore, between the inner sidewall of shell 11 and the lateral wall of filter material 12 The first water inlet flow channel 14a is formed, the runner cavity of filter material 12 is the first outlet passage 14b；Divide in water part 131 and divides water flow passage packet The second water inlet flow channel 15a and the second outlet passage 15b are included, the two is constituted through shaft 1311, connecting column 1312 and the first limit Position column 1316 inner cavity, and the second water inlet flow channel to interface 151 and the second outlet passage to 152 Relative distribution of interface in shaft 1311 side wall, the second water inlet flow channel 15a and the second outlet passage 15b share same point of water part dredge outlet 1317, connecting column 1312 are equipped with the first water inlet 154 of connection the first water inlet flow channel 14a and the second water inlet flow channel 15a, the first limited post 1316 Head is equipped with the first water outlet 155 of connection the first outlet passage 14b and the second outlet passage 15b；Gear in water blocking member 132 Water flow passage includes third water inlet flow channel 16a and third outlet passage 16b, and third water inlet flow channel is discharged interface 161 and third Runner sets 162 Relative distribution of interface in the side wall of turn hole 1321, third water inlet flow channel 16a and third outlet passage 16b respectively There is water blocking member dredge outlet 1324, and each 1324 Relative distribution of water blocking member dredge outlet is in the lateral wall of water blocking member 132；Pillar is set as two It is a, including water inlet pillar 164 and water outlet pillar 165, the top of water inlet pillar 164 is equipped with to be connected with third water inlet flow channel 16a The second water inlet 167, the top of water outlet pillar 165 is equipped with the second water outlet 168 for being connected with third outlet passage 16b； Pedestal runner in pedestal 2 includes the 4th water inlet flow channel 20a and the 4th outlet passage 20b.In addition to above-mentioned difference, the present embodiment Other specific structures are identical with embodiment one, and corresponding effect is also consistent, and details are not described herein again.

Embodiment three

As shown in Figure 20 to 22, the difference between this embodiment and the first embodiment lies in, turning for water part 131 is divided in the present embodiment Seal disc 1313 is not provided between axis 1311 and connecting column 1312, instead, it is equipped with and separates point in installation cavity 111 The center of water part 131 and the partition of water blocking member 132 116, partition 116 is equipped with through-hole, and the shaft 1311 of water part 131 is divided to pass through through-hole It is rotatablely connected with the turn hole turn hole 1321 of water blocking member 132；Moreover, the first convex block 171 be set to partition 116, first convex block 171 with The first sliding groove 172 of water blocking member 132 forms sliding limitation structure.Certainly, the first convex block 171 and water blocking member 132 of partition 116 First sliding groove 172 also can be interchanged position, i.e. the first convex block 171 is set to water blocking member 132, and first sliding groove 172 is set to shell 11 Partition 116.Divide water part 131 lateral wall in addition, card convex 181 is set to, limiting slot 182 is set to the inner sidewall of shell 11, Dang Fenshui When part 131 is installed in filter cavity 111, card convex 181, which is connected in limiting slot 182, forms error-proof structure.Such design it is good It is in the production of shell 11 is more convenient, and fool proof effect is more preferable.Likewise, card convex 181 and limiting slot 182 can also be mutual Change place, i.e. card convex 181 are set to the inner sidewall of shell 11, and limiting slot 182, which is set to, divides water part 131 lateral wall, such location swap Brought technical effect is the same.In addition to above-mentioned difference, other specific structures of the present embodiment are identical with embodiment one, phase The effect answered is also consistent, and details are not described herein again.

It should be pointed out that filter element device provided by the utility model is mainly used in water purifier, but can also apply In other purification techniques fields；RO filter material (reverse osmosis filter material), PP filter material, filtering material of activated carbon, ultrafiltration filter material can be selected in filter material 12 Deng.

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

1, sealing component 13 can control the water flowing of filter cavity 111 and cut off the water supply, so as to removing in filter element device Prevent the residual water in filter cavity 111 from flowing out in the process；

2, automatic water locking component 21 can control the water flowing between filter element device and external pipe and cut off the water supply, so as to Removing for filter element device prevents the water flow in external pipe from overflowing in the process；

3, sealing component 13 simplifies package assembly by the way of the on-off water of side, improves the efficiency of the manufacturing, The fraction defective of finished product is reduced, and improves point water part 131 and the opposite rotation of water blocking member 132 on the premise of ensuring tightness Smoothness when turning reduces pause and transition in rhythm or melody sense when rotation, has preferable manipulation feel；

4, in conjunction with error-proof structure, sliding limitation structure and exchanging structure, user need to only rotate shell 11 can be same When manipulation sealing component 13 and on the basis of automatic water locking component 21 realize sealing component 13 it is synchronous with automatic water locking component 21 On-off, it is simple and convenient；

5, divide the type of attachment of water part 131 and filter material 12 unique, water inlet flow channel, outlet passage and blowdown runner are by filter material 12 separate completely, ensure that the validity and integrality of filtering, prevent tap water from not filtering and are just discharged, improve filtering Quality；

6, water part 131 and water blocking member 132 is divided to be equipped with dredge outlet, easy access and dredging；

7, each component structural of filter element device is simple, is readily produced and assembles, manufacturing cost is low.

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 (12)

1. a kind of filter core flow passage structure, which is characterized in that including shell, filter material and divide water part, filtering is equipped in the shell Cavity, the filter material is set in the filter cavity, and is formed between the inner sidewall of the shell and the lateral wall of the filter material First water inlet flow channel, the filter material is interior to be equipped with the first outlet passage that the other end is through to from one end；

The first end of the shell is equipped with the first opening being connected with the filter cavity, described that water part is divided to be installed on the mistake In filter chamber body and block first opening, and it is described divide water part be equipped be connected with first water inlet flow channel second into Water flow passage and the second outlet passage being connected with first outlet passage.

2. filter core flow passage structure according to claim 1, which is characterized in that described one end for dividing water part towards the filter material Equipped with recess, be equipped with the first limited post in the recess, the end of the filter material be plugged in it is described divide in the recess of water part, it is described First limited post is plugged in the flow passage chamber body, and the head of first limited post is equipped with and is connected to first outlet passage With the first water outlet of second outlet passage.

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 recess Equipped with the shaft convenient for filter element device rotation, the shaft divides water part to be connected by connecting column with described, and the connecting column is set There is the first water inlet for being connected to first water inlet flow channel and second water inlet flow channel.

4. filter core flow passage structure according to claim 3, which is characterized in that the side wall of the shaft is equipped with and described second The second water inlet flow channel that water inlet flow channel is connected is to interface and the second outlet passage being connected with second outlet passage To interface.

5. filter core flow passage structure according to claim 4, which is characterized in that second water inlet flow channel and described second goes out Water flow passage is constituted through the inner cavity of the shaft, the connecting column and first limited post.

6. filter core flow passage structure according to claim 4, which is characterized in that the filter material sheet as first row dirt runner, Described point of water part is additionally provided with the second blowdown runner being connected with the first blowdown runner.

7. filter core flow passage structure according to claim 6, which is characterized in that the tail portion of first limited post is equipped with connection First sewage draining exit of the first blowdown runner and the second blowdown runner.

8. filter core flow passage structure according to claim 7, which is characterized in that the side wall of the shaft is equipped with and described second The second blowdown runner that blowdown runner is connected is to interface.

9. filter core flow passage structure according to claim 8, which is characterized in that second water inlet flow channel is to interface, described Second outlet passage is uniformly distributed in described turn to the circumferential direction of shaft described in interface and the second blowdown runner docking opening's edge The side wall of axis.

10. filter core flow passage structure according to claim 8, which is characterized in that second water inlet flow channel, described second go out Water flow passage and the second blowdown runner are constituted through the interior of the shaft, the connecting column and first limited post Chamber.

11. a kind of filter element device, which is characterized in that including such as described in any item flow passage structures of claim 1-10.

12. a kind of water purifier, which is characterized in that including filter element device as claimed in claim 11.