CN206444320U - Element kit and the water purifier with it - Google Patents

Abstract

The utility model discloses a kind of element kit and the water purifier with it, wherein, element kit includes filter housing, joint, capping, filter core, central tube and sealing ring, and joint is provided with water inlet and delivery port, capping is located on joint and in filter chamber, capping includes：Junction block, supporting plate, the first dividing plate and second partition, junction block is formed as the axially extending tubulose along filter housing, the outer end of junction block is connected with joint, supporting plate is located at the inner outside of junction block, first dividing plate and second partition are respectively provided in supporting plate, first dividing plate and second partition are respectively formed as the annular along the circumferentially extending of filter housing, filter core is located in filter chamber and is connected between the first dividing plate and second partition, central tube is plugged in junction block and connected with delivery port, and sealing ring is set on central tube and is connected respectively with central tube and joint sealing.It is good according to the simple in construction of element kit of the present utility model, good seal performance, production efficiency height, Consumer's Experience.

Description

Element kit and the water purifier with it

Technical field

The utility model is related to purifier technical field, net more particularly, to a kind of element kit and with it Hydrophone.

Background technology

At present, filter core is widely used in purifier, and impurity in water etc. can be effectively filtered out by filter core, and Realize bactericidal action, and it is most important to ensure that filter core internal watercourses do not produce string water in filter core design, however, in correlation technique Filter core, in actual manufacturing process, the problems such as coordinating abnormal, structure design defect due to injection material tends to cause to match somebody with somebody Close size and there is deviation, and then influence the sealing effectiveness between part so that enter between raw water and water purification and produce string water problems, sternly Ghost image rings Consumer's Experience.

Utility model content

The utility model is intended at least solve one of technical problem in correlation technique to a certain extent.

Therefore, the utility model proposes a kind of element kit, the simple in construction of the element kit, good seal performance, production Efficiency high, Consumer's Experience are good.

The utility model also proposes a kind of water purifier with above-mentioned element kit.

Included according to the element kit of the utility model first aspect：Filter housing, joint, capping, filter core, central tube and sealing Filter chamber is defined in circle, the filter housing, the joint is located on the filter housing, the joint is provided with to be connected with the filter chamber Logical water inlet and delivery port, the capping is located on the joint and in the filter chamber, the capping includes：Joint Pipe, the junction block is formed as with the joint being connected along the axially extending tubulose of the filter housing, the outer end of the junction block； Supporting plate, the supporting plate is located at the inner outside of the junction block and extending radially outwardly along the filter housing；First every Plate and second partition, first dividing plate and the second partition are respectively provided in the supporting plate and towards prolonging in the filter housing Stretch, first dividing plate and the second partition are respectively formed as the annular of the circumferentially extending along the filter housing, the filter core is set In the filter chamber and it is connected between first dividing plate and the second partition, the central tube is plugged on the joint Connect in pipe and with the delivery port, the sealing ring is set on the central tube and respectively with the central tube and described connecing Head is tightly connected.

According to element kit of the present utility model, by being arranged sealing ring on central tube, sealing ring and central tube are utilized It is tightly connected, so as to ensure the sealing in water route, and then avoids in center pipe outer wall and joint between outer wall and inner nosepiece wall Gap is left between wall and occurs the phenomenon of string water, effectively strengthens the sealing inside element kit, reduction physical dimension essence Degree is required, improves production efficiency.Therefore, the simple in construction of the element kit, good seal performance, production efficiency height, Consumer's Experience It is good.

In addition, according to element kit of the present utility model, can also have technical characteristic additional as follows：

According to one embodiment of the present utility model, the inwall of the joint is provided with the groove caved inward, described close Seal is located in the groove.

According to one embodiment of the present utility model, element kit also includes：Spacing core print, the spacing core print is located at institute State in joint and at least a portion stretches into the groove sealing ring is pressed into the groove.

According to one embodiment of the present utility model, the spacing core print and the joint ultrasonic bonding.

According to one embodiment of the present utility model, the central tube is interference fitted with the junction block.

According to one embodiment of the present utility model, the water inlet is located at the periphery of the junction block.

According to one embodiment of the present utility model, first dividing plate and the second partition are coaxially disposed and described the One dividing plate is located at the second partition periphery, and the section of the filter core is formed as annular, the internal face of the filter core and described the The outside wall surface interference fit of two dividing plates, the outside wall surface of the filter core and the internal face of first dividing plate are interference fitted.

According to one embodiment of the present utility model, the axial height of first dividing plate is less than the axle of the second partition To height.

According to one embodiment of the present utility model, the capping is formed in one part.

According to the water purifier of the utility model second aspect, including the element kit described in above-described embodiment.

Additional aspect and advantage of the present utility model will be set forth in part in the description, partly by from following description In become obvious, or by it is of the present utility model practice recognize.

Brief description of the drawings

Fig. 1 is the structural representation of the element kit according to the utility model embodiment；

Fig. 2 is the enlarged drawing in the A portions shown in Fig. 1；

Fig. 3 is the upward view of the joint of the element kit according to the utility model embodiment；

Fig. 4 is the sectional view of the line B-B along along Fig. 3；

Fig. 5 is the another structural representation of the element kit according to the utility model embodiment.

Reference：

100：Element kit；

10：Filter housing；10a：Filter chamber；11：Filter housing brace rod；

20：Joint；21：Groove；

30：Capping；

31：Junction block；32：Supporting plate；33：First dividing plate；34：Second partition；35：Brace rod；

40：Filter core；

50：Central tube；

60：Water stop rubber pad；61：Connecting portion；62：Movable part；

70：Spacing core print；71：Convex platform；72：Lower convex platform；

80：Sealing ring.

Embodiment

Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings.Below by The embodiment being described with reference to the drawings is exemplary, it is intended to for explaining the utility model, and it is not intended that new to this practicality The limitation of type.

1 to Fig. 5 specifically describe the element kit 100 according to the utility model first aspect embodiment below in conjunction with the accompanying drawings.

Filter housing 10, joint 20, capping 30, filter core 40, center are included according to the element kit 100 of the utility model embodiment Pipe 50 and sealing ring 80.Specifically, filter chamber 10a is defined in filter housing 10, joint 20 is located on filter housing 10, is set on joint 20 Have and be located at the filter chamber 10a water inlets connected and delivery port, capping 30 on joint 20 and in filter chamber 10a.

Wherein, capping 30 includes：Junction block 31, supporting plate 32, the first dividing plate 33, second partition 34, junction block 31 are formed For the axially extending tubulose along filter housing 10, the outer end of junction block 31 is connected with joint 20, and supporting plate 32 is located at junction block 31 Inner outside and extending radially outwardly along filter housing 10, the first dividing plate 33 and second partition 34 be respectively provided in supporting plate 32 and Extension in towards filter housing 10, the first dividing plate 33 and second partition 34 are respectively formed as the annular of the circumferentially extending along filter housing 10, filter Core 40 is located in filter chamber 10a and is connected between the first dividing plate 33 and second partition 34, and central tube 50 is plugged on junction block 31 Interior and connected with delivery port, sealing snare 80 is located on central tube 50 and is tightly connected respectively with central tube 50 and joint 20.

In other words, the element kit 100 is main by filter housing 10, joint 20, capping 30, filter core 40, central tube 50 and sealing Circle 80 is constituted, and the inside of filter housing 10 limits the filter chamber 10a of open at one end, joint 20 be located on filter housing 10 and with filter housing 10 Open end is connected to close filter chamber 10a opening, and vertically (above-below direction as shown in Figure 1) extends joint 20, One end (lower end as shown in Figure 1) of joint 20 have with the filter chamber 10a water inlets being connected and delivery port, joint 20 Upper end is connected with filter housing 10, and capping 30, filter core 40 and central tube 50 are located in filter chamber 10a, and central tube 50 is located at filter chamber 10a middle position, central axis extension of the central tube 50 along filter housing 10, and the lower end of central tube 50 are plugged in joint 20 And be connected with the delivery port on joint 20, the upper end of central tube 50 can support (as shown in Figure 5) by cartridge support muscle 11, Consequently facilitating water purification is flowed out by central tube 50.

Capping 30 is mainly made up of junction block 31, supporting plate 32, the first dividing plate 33, second partition 34, junction block 31 along The axially extending of filter housing 10 arranges that junction block 31 is located in the inner side of joint 20 and is connected with joint 20, supporting plate in a tubular form 32 be arranged in filter chamber 10a and adjacent joint 20 the inner, supporting plate 32 stretches out in the radial direction filter housing 10, edge It is disposed with the first dividing plate 33 and second partition 34, i.e. the first dividing plate 33 and second partition 34 and exists with the spaced radial of supporting plate 32 Radially being spaced apart for supporting plate 32 is set, specifically, and the first dividing plate 33 is located at the periphery of supporting plate 32, and second partition 34 is located at The inner side of supporting plate 32, the first dividing plate 33 and second partition 34 are arranged in a ring respectively along the circumferentially extending of filter housing 10.

Further, filter core 40 is generally formed into ring cylinder and is located in filter chamber 10a, the internal diameter of central column filter core 40 with The radial dimension of second partition 34 is roughly equal, central column filter core 40 external diameter and the first dividing plate 33 radial dimension substantially phase Deng, so that filter core 40 is connected into the first dividing plate 33 and second partition 34 between filter core 40, will realize being fixedly connected for filter core 40, Avoid occurring string water phenomenon.

Furthermore, sealing ring 80 is generally formed into loop configuration, and sealing ring 80 is set on central tube 50, sealing ring 80 It is tightly connected with central tube 50, joint 20, that is to say, that between the inwall of sealing ring 80 and the outer wall of central tube 50, sealing ring Be tightly connected between 80 outer wall and the inwall of joint 20, thus avoid leaving gap between center pipe outer wall and inner nosepiece wall and Occurs the phenomenon of string water.

Operationally, water inlet of the current on joint 20 enters in filter chamber 10a element kit 100, by capping 30 Outside reach filter core 40, flowing is continued up by the filtration of filter core 40, then by the top of element kit 100 again After secondary filtering, enter by the upper end of central tube 50 in central tube 50, flow to along central tube 50 up to delivery port, by multiple Water purification after filtering is finally flowed out outside element kit 100, with for users to use.

Thus, according to the element kit of the utility model embodiment, by being arranged sealing ring 80 on central tube 50, utilize It is tightly connected, so as to ensure the sealing in water route, and then avoids between sealing ring 80 and the outer wall of central tube 50 and inner nosepiece wall Gap is left between the outer wall of central tube 50 and the inwall of joint 20 and occurs the phenomenon of string water, is effectively strengthened in element kit 100 The sealing in portion, reduces physical dimension required precision, improves production efficiency.Therefore, the element kit 100 is simple in construction, close Sealing property is good, production efficiency is high, Consumer's Experience is good.

Advantageously, element kit 100 also includes water stop rubber pad 60 and brace rod 35, and water stop rubber pad 60, which is movably located at, to be connect Head tube 31 is to open and close water inlet, and water stop rubber pad 60 is configured to open water inlet when water inlet is intake and in water inlet Water inlet is closed when not intaking, brace rod 35 is located at the upper surface of supporting plate 32.

Referring to Figures 1 and 2, in axial direction (above-below direction as shown in Figure 1) extends water stop rubber pad 60, and water stop rubber pad 60 is same Axle sleeve is located at the outside of junction block 31, and by the cooperation of water stop rubber pad 60 and joint 20, realizes and open or automatic closing Water inlet, and then can both ensure the water inlet of element kit 100, can avoid again into water stop when, current pass through water inlet and returned Flow out and bring potential safety hazard.

Alternatively, the shape of cross section of brace rod 35 can be formed as triangle, and brace rod 35 is located at the He of the first dividing plate 33 Between second partition 34, when filter core 40 is connected between the first dividing plate 33 and second partition 34, the lower surface of filter core 40 and branch The upper surface contact of fagging 32, the lower surface of filter core 40, which is stopped, to be against on brace rod 35, top insertion filter core 40 end of brace rod 35 In face, it is ensured that sealing and connection reliability between supporting plate 32 and filter core 40, prevent from going here and there in element kit 100 Water phenomenon.

Wherein, water stop rubber pad 60 includes connecting portion 61 and movable part 62, and connecting portion 61 is set on junction block 31, movable part 62 are movably connected with connecting portion 61, and movable part 62 is extruded when water inlet is intake to open water inlet, and in water inlet Replied when not intaking and close water inlet.

Reference picture 2, water stop rubber pad 60 is mainly made up of connecting portion 61 and movable part 62, and connecting portion 61 is set in junction block 31 On, that is to say, that connecting portion 61 and junction block 31 are coaxially arranged, and connecting portion 61 is located at the outer circumferential side of junction block 31, movable part 62 are generally formed into the ring bodies radially extended, and the internal face of ring bodies movable part 62 (i.e. the side of adjacent joint pipe 31) is with connecting Socket part 61 is movably connected, the inwall of the outside wall surface of movable part 62 (i.e. the side away from junction block 31) and joint 20 stop to.

When water inlet of the current on joint 20 is flowed into filter chamber 10a, water stop rubber pad 60 is under water flow pressure effect It is deformed, so as to connect filter chamber 10a and water inlet so that current can be flowed into inside filter chamber 10a, then by capping 30 outside reaches filter core 40, continues up flowing by the filtration of filter core 40, finally, the water after filtering passes through central tube 50 upper end enters in central tube 50, is flow to along central tube 50 up to delivery port, the water purification after filtering finally flows out filter Outside core assembly 100, with for users to use.

And when current are stopped flow into, water stop rubber pad 60 recovers deformation, so as to close water inlet, and then current are passed through Water inlet and the path of extraneous conducting are blocked, and are effectively prevented from current and are flowed back out element kit 100 by water inlet, bring peace Full hidden danger, reduces Consumer's Experience.

Wherein, the inwall of joint 20 is provided with the groove 21 caved inward, and sealing ring 80 is located in the groove 21.

Specifically, as depicted in figs. 1 and 2, the internal partial wall face of the neighbouring central tube 50 of joint 20 is radially recessed, So as to limit groove 21 with the outer wall of central tube 50, the radial dimension of groove 21 (the i.e. outside wall surface of central tube 50 and joint 20 Size between recess internal face) it is not more than the size of sealing ring 80, so that sealing ring 80 can be fastened on groove 21 It is interior, and reach sealing effectiveness, it is to avoid leave space between central tube 50 and joint 20 and occur string water.

Alternatively, spacing core print 70 is located in joint 20 and at least a portion stretches into groove 21 to be pressed into sealing ring 80 In groove 21.

Specifically, as depicted in figs. 1 and 2, spacing core print 70 is substantially formed in axial direction (above-below direction as shown in Figure 1) The inversion round boss of extension, the outside dimension of the lower convex platform 72 of spacing core print 70 is less than the outer of the convex platform 71 of spacing core print 70 Footpath size, lower convex platform 72 is generally formed into cylinder-like structure, and the internal face radial dimension of lower convex platform 72 is more than or equal to central tube 50 Outside dimension, the outside wall surface radial dimension of lower convex platform 72 is less than or equal to the internal face radial dimension of the groove 21 of joint 20, when When filter housing 10 supports the assembling of the parts such as capping 30, filter core 40, central tube 50 with joint 20, only, spacing core print 70 is only supporting capping 30 Junction block 31 promote the lower surface of upper and lower boss 71 stop in butt junction 20 and adjacent recess 21 internal face, upper surface stop to The lower surface of the junction block 31 of capping 30, then using spacing core print 70 and central tube 50, joint 20 and cover 30 it is common Mating reaction, by the pinch groove 21 of sealing ring 80, so that further freedom of the limitation sealing ring 80 relative to central tube 50 Degree, moreover, spacing core print 70 can also play a part of reducing internal face and the outside wall surface gap of central tube 50 of joint 20, enters one Avoid to step string water may.

Preferably, spacing core print 70 and the ultrasonic bonding of joint 20, specifically, the convex platform 71 of spacing core print 70 are convex with Step surface is formed between platform 72, when spacing core print 70 is assembled with joint 20, the lower convex platform 72 of core print 70 spacing first stretches into joint In 20 groove 21, in the process, sealing ring 80 is gradually pushed into groove 21 by the lower convex platform 72 of spacing core print 70, works as step When face is only supported with joint 20, spacing core print 70 is fixed on joint 20 finally by the mode of ultrasonic bonding, it is ensured that the two Be fixedly linked, play a part of limit sealing ring 80 position, it is to avoid sealing ring 80 depart from groove 21.Thus, ultrasound is utilized Spacing core print 70 is fixed on joint 20 by the mode that wave soldering connects, the bonding strength of increase therebetween, improves efficiency of assembling, drop Low energy consumption, and then reduce manufacturing cost.

Wherein, central tube 50 is interference fitted with junction block 31.

Reference picture 2, central tube 50 in axial direction extends and is plugged in junction block 31, and the outside wall surface of central tube 50 is with connecing The internal face interference fit of the lower end of head tube 31, that is to say, that the external diameter of central tube 50 is slightly larger than the lower surface opening of structural tube 31 The radial dimension at place, thus using the two interference fit ensure junction sealing, be effectively prevented from because central tube 50 with Gap is left between the opening of junction block 31 and produces string water phenomenon.

Alternatively, water inlet is located at the periphery of junction block 31.

Specifically, as shown in figure 1, water inlet is located at the periphery of junction block 31, so as to can both avoid producing with junction block 31 Interference, simplifies the structure of element kit 100, certainly, and the setting quantity of water inlet can be adjusted according to actual design requirement It is whole, to ensure the filter efficiency and filtering uniformity of element kit 100.

As shown in figure 1, the first dividing plate 33 is coaxially disposed with second partition 34 and the first dividing plate 33 is located at outside second partition 34 Week, the section of filter core 40 is formed as annular.

That is, the central axis of the first dividing plate 33 and second partition 34 coincides, in filter housing 10 in the radial direction First dividing plate 33 is located at the outside of second partition 34, the ring-shaped section and ring-shaped arrangement of filter core 40, i.e. week of the filter core 40 along filter housing 10 To the circular cylinder for being formed as extending in vertical direction, into radial direction of the water in filter chamber 10a along filter housing 10 by outer lateral Inner side passes through filter core 40, and then water is filtered, and the contaminant filter in water is clean.

Advantageously, the outside wall surface of the internal face of filter core 40 and second partition 34 is interference fitted, the outside wall surface of filter core 40 and the The internal face interference fit of one dividing plate 33.I.e. the radial dimension of the inwall of filter core 40 is less than the radial ruler of the outer wall of second partition 34 Very little, the radial dimension of the outer wall of filter core 40 is more than the radial dimension of the inwall of the first dividing plate 33, by the internal face of filter core 40 with The outside wall surface interference fit of second partition 34, the outside wall surface of filter core 40 and the internal face of the first dividing plate 33 are interference fitted, and are not only filtered It is simple in construction that core 40 is engaged with second partition 34, and process is convenient, and effectively ensures the internal face and the of filter core 40 Sealing between the internal face of the outside wall surface of two dividing plates 34, outside wall surface and the first dividing plate 33, it is to avoid filter core 40 and second partition 34th, there is gap between the first dividing plate 33, prevent string water.

Wherein, the axial height of the first dividing plate 33 is less than the axial height of second partition 34.

Specifically, as shown in figure 1, height of the second partition 34 in the axial direction of filter core 40 is more than the first dividing plate 33 in filter core Height in 40 axial direction, so can not only increase the interference fit area of second partition 34 and the internal face of filter core 40, protect Effective sealing between the outer wall of second partition 34 and the inwall of filter core 40 is demonstrate,proved, also helps and is firmly connected to filter core 40 In capping 30, it is ensured that the stability of structure, connect very reliable.

Preferably, capping 30 is formed in one part, and thus, integrally formed structure can not only ensure element kit 100 Properity stability, and be conveniently molded, be simple to manufacture, and eliminate unnecessary assembly parts and connection process, greatly The big efficiency of assembling for improving element kit 100, it is ensured that the connection reliability of element kit 100, furthermore, integrally formed structure Bulk strength and stability it is higher, assembling is more convenient, and the life-span is longer.

According to the water purifier (not shown) of the utility model second aspect, including the element kit 100 in above-described embodiment, Due to there is above-mentioned technique effect according to the element kit 100 of the utility model above-described embodiment, thus it is real according to the utility model The water purifier for applying example is also simple in construction, compact with corresponding technique effect, the i.e. water purifier, and each part connection is reliable, dress Tear convenience, good seal performance open, production efficiency is high, will not occur leak, string water problems, performance is high, and Consumer's Experience is good.

Specifically, by being arranged sealing ring 80 on the central tube 50 of the element kit 100 of water purifier, sealing ring 80 is utilized Form confined space between the outer wall of central tube 50 and inner nosepiece wall, thus avoid the outer wall of central tube 50 and the inwall of joint 20 it Between leave gap and occur to go here and there the phenomenon of water, lift the quality of water purifier, and central tube 50 and junction block 31 be interference fitted, entered One step avoids that string water phenomenon occurs in element kit 100, effectively strengthens the sealing inside element kit 100, reduces structure Dimension precision requirement, improves the production efficiency of water purifier.

According to other compositions of the element kit 100 of the utility model embodiment and the water purifier with it and operation pair All it is known for those of ordinary skill in the art, is not detailed herein.

In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width Degree ", " thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer ", " suitable The orientation or position relationship of the instruction such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumference " are based on orientation shown in the drawings Or position relationship, be for only for ease of description the utility model and simplify and describe, rather than indicate or imply signified device or Element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limit of the present utility model System.

In addition, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or Implicitly include at least one this feature.In description of the present utility model, " multiple " are meant that at least two, such as two It is individual, three etc., unless otherwise specifically defined.

In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. term should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integrally；Can be Mechanically connect or electrically connect or can communicate each other；Can be joined directly together, the indirect phase of intermediary can also be passed through Even, can be two element internals connection or two elements interaction relationship, unless otherwise clear and definite restriction.For this For the those of ordinary skill in field, concrete meaning of the above-mentioned term in the utility model can be understood as the case may be.

In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show The description of example " or " some examples " etc. means to combine specific features, structure, material or the spy that the embodiment or example are described Point is contained at least one embodiment of the present utility model or example.In this manual, to the schematic table of above-mentioned term State and be necessarily directed to identical embodiment or example.Moreover, specific features, structure, material or the feature of description can be with Combined in an appropriate manner in any one or more embodiments or example.In addition, in the case of not conflicting, this area Technical staff the not be the same as Example or the feature of example and non-be the same as Example or example described in this specification can be entered Row is combined and combined.

Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is Exemplary, it is impossible to it is interpreted as to limitation of the present utility model, one of ordinary skill in the art is in scope of the present utility model It is interior above-described embodiment to be changed, changed, replaced and modification.

Claims (10)

1. a kind of element kit, it is characterised in that including：

Filter chamber is defined in filter housing, the filter housing；

Joint, the joint is located on the filter housing, and the joint is provided with the water inlet connected with the filter chamber and water outlet Mouthful；

Capping, the capping is located on the joint and in the filter chamber, the capping includes：

Junction block, the junction block is formed as the axially extending tubulose along the filter housing, the outer end of the junction block with it is described Joint is connected；

Supporting plate, the supporting plate is located at the inner outside of the junction block and extending radially outwardly along the filter housing；

First dividing plate and second partition, first dividing plate and the second partition are respectively provided in the supporting plate and towards institute Extension in filter housing is stated, first dividing plate and the second partition are respectively formed as the annular of the circumferentially extending along the filter housing；

Filter core, the filter core is located in the filter chamber and is connected between first dividing plate and the second partition；

Central tube, the central tube is plugged in the junction block and connected with the delivery port；

Sealing ring, the sealing ring is set on the central tube and is connected respectively with the central tube and the joint sealing.

2. element kit according to claim 1, it is characterised in that the inwall of the joint is recessed provided with what is caved inward Groove, the sealing ring is located in the groove.

3. element kit according to claim 2, it is characterised in that also include：Spacing core print, the spacing core print is located at In the joint and stretch into the groove sealing ring is pressed into the groove at least partially.

4. element kit according to claim 3, it is characterised in that the spacing core print and the joint supersonic welding Connect.

5. element kit according to claim 1, it is characterised in that the central tube is interference fitted with the junction block.

6. element kit according to claim 1, it is characterised in that the water inlet is located at the periphery of the junction block.

7. element kit according to claim 1, it is characterised in that first dividing plate is coaxially set with the second partition Put and first dividing plate is located at the second partition periphery, the section of the filter core is formed as annular, the inwall of the filter core Face and the outside wall surface of the second partition are interference fitted, and the outside wall surface of the filter core and the internal face interference of first dividing plate are matched somebody with somebody Close.

8. element kit according to claim 1, it is characterised in that the axial height of first dividing plate is less than described the The axial height of two dividing plates.

9. element kit according to claim 1, it is characterised in that the capping is formed in one part.

10. a kind of water purifier, it is characterised in that including the element kit any one of claim 1-9.