WO2018129743A1 - Ensemble d'éléments de filtre et purificateur d'eau équipé de celui-ci - Google Patents

Ensemble d'éléments de filtre et purificateur d'eau équipé de celui-ci Download PDF

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Publication number
WO2018129743A1
WO2018129743A1 PCT/CN2017/071303 CN2017071303W WO2018129743A1 WO 2018129743 A1 WO2018129743 A1 WO 2018129743A1 CN 2017071303 W CN2017071303 W CN 2017071303W WO 2018129743 A1 WO2018129743 A1 WO 2018129743A1
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WO
WIPO (PCT)
Prior art keywords
joint
filter
filter element
partition plate
disposed
Prior art date
Application number
PCT/CN2017/071303
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English (en)
Chinese (zh)
Inventor
郑跃东
宋国栋
Original Assignee
佛山市顺德区美的饮水机制造有限公司
美的集团股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Application filed by 佛山市顺德区美的饮水机制造有限公司, 美的集团股份有限公司 filed Critical 佛山市顺德区美的饮水机制造有限公司
Priority to PCT/CN2017/071303 priority Critical patent/WO2018129743A1/fr
Publication of WO2018129743A1 publication Critical patent/WO2018129743A1/fr

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/31—Self-supporting filtering elements
    • B01D29/33—Self-supporting filtering elements arranged for inward flow filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/30—Filter housing constructions
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage

Definitions

  • the present invention relates to the field of water purification equipment, and more particularly to a filter element assembly and a water purifier having the same.
  • the filter element is widely used in water purification equipment, and the filter element can effectively filter out impurities in the water and achieve bactericidal action, and it is essential to ensure that the water path inside the filter element does not generate string water in the filter design, however, in the related art
  • the filter element In the actual manufacturing process, due to the abnormality of the injection molding materials and the structural design defects, it is easy to cause deviations in the matching dimensions, which in turn affects the sealing effect between the components, resulting in a string of water problems between the raw water and the purified water, which seriously affects user experience.
  • the present invention aims to solve at least one of the technical problems in the related art to some extent.
  • the present invention proposes a filter element assembly which has a simple structure, good sealing performance, high production efficiency, and good user experience.
  • the invention also proposes a water purifier having the above-described filter element assembly.
  • a filter element assembly includes: a filter housing, a joint, a cover, a filter element, a center tube and a sealing ring, wherein the filter housing defines a filter chamber, and the joint is disposed on the filter housing
  • the joint is provided with a water inlet and a water outlet communicating with the filter chamber
  • the cover is disposed on the joint and located in the filter chamber
  • the cover comprises: a joint tube, the joint tube Forming a tubular shape extending along an axial direction of the filter housing, an outer end of the joint pipe is connected to the joint; a support plate disposed outside the inner end of the joint pipe and along the filter casing Radially extending outwardly; a first partition and a second partition, the first partition and the second partition being respectively disposed on the support plate and extending toward the filter housing, the first a partition plate and the second partition plate are respectively formed into a ring shape extending along a circumferential direction of the filter case, and the filter element is disposed in the filter cavity
  • the sealing ring is sealed with the outer wall of the central tube and the inner wall of the joint, thereby ensuring the sealing of the water passage, thereby avoiding the outer wall of the central tube and the inner wall of the joint.
  • filter element assembly according to the embodiment of the present invention may further have the following additional technical features:
  • the inner wall of the joint is provided with a groove recessed inward, and the seal ring is disposed at the Inside the groove.
  • the cartridge assembly further includes: a limiting core, the limiting core being disposed in the joint and at least a portion extending into the groove to press the sealing ring into the Inside the groove.
  • the limit core is ultrasonically welded to the joint.
  • the central tube is in an interference fit with the joint tube.
  • the water inlet is provided at an outer circumference of the joint pipe.
  • the first partition plate is disposed coaxially with the second partition plate and the first partition plate is located at an outer circumference of the second partition plate, and a cross section of the filter element is formed into a ring shape.
  • the inner wall surface of the filter element has an interference fit with the outer wall surface of the second partition plate, and the outer wall surface of the filter element has an interference fit with the inner wall surface of the first partition plate.
  • the axial height of the first partition is smaller than the axial height of the second partition.
  • the closure is an integrally formed piece.
  • a water purifier according to an embodiment of the second aspect of the present invention includes the filter element assembly described in the above embodiments.
  • FIG. 1 is a schematic structural view of a filter element assembly according to an embodiment of the present invention.
  • Figure 2 is an enlarged view of a portion A shown in Figure 1;
  • Figure 3 is a bottom plan view of a joint of a cartridge assembly in accordance with an embodiment of the present invention.
  • Figure 4 is a cross-sectional view taken along line B-B of Figure 3;
  • Fig. 5 is a schematic view showing still another structure of a filter element assembly according to an embodiment of the present invention.
  • 60 water stop rubber pad; 61: connecting portion; 62: movable portion;
  • 70 limit core head; 71: upper boss; 72: lower boss;
  • the filter cartridge assembly 100 according to the embodiment of the first aspect of the present invention will be specifically described below with reference to FIGS. 1 through 5.
  • the cartridge assembly 100 in accordance with an embodiment of the present invention includes a filter housing 10, a joint 20, a closure 30, a filter cartridge 40, a center tube 50, and a seal ring 80.
  • the filter housing 10 defines a filter chamber 10a.
  • the joint 20 is disposed on the filter housing 10.
  • the joint 20 is provided with a water inlet and a water outlet communicating with the filter chamber 10a.
  • the cover 30 is disposed on the joint 20 and located at Filter chamber 10a.
  • the cover 30 includes: a joint pipe 31, a support plate 32, a first partition plate 33, and a second partition plate 34.
  • the joint pipe 31 is formed in a tubular shape extending along the axial direction of the filter casing 10, and the outer end of the joint pipe 31 is The joints 20 are connected, the support plate 32 is disposed outside the inner end of the joint pipe 31 and extends outward in the radial direction of the filter casing 10, and the first partition plate 33 and the second partition plate 34 are respectively disposed on the support plate 32 and facing the filter casing
  • the inner partition 10 and the second partition 34 are respectively formed into a ring shape extending along the circumferential direction of the filter housing 10, and the filter element 40 is disposed in the filter chamber 10a and is engaged with the first partition 33 and the second partition.
  • the central tube 50 is inserted into the joint tube 31 and communicates with the water outlet, and the sealing sleeve 80 is disposed on the central tube 50 and is sealingly connected to the central tube 50 and the joint 20, respectively.
  • the filter element assembly 100 is mainly composed of the filter housing 10, the joint 20, the cover 30, the filter element 40, the center tube 50 and the sealing ring 80.
  • the inside of the filter housing 10 defines a filter chamber 10a with one end open, and the joint 20 is arranged in the filter.
  • the casing 10 is connected to the open end of the filter casing 10 to close the opening of the filter chamber 10a, and the joint 20 extends in the vertical direction (up and down direction as shown in Fig. 1) at one end of the joint 20 (as shown in Fig. 1).
  • the lower end has a water inlet and a water outlet communicating with the filter chamber 10a
  • the upper end of the joint 20 is connected to the filter housing 10
  • the cover 30, the filter element 40 and the central tube 50 are located in the filter chamber 10a
  • the central tube 50 is disposed in the filter
  • the central tube 50 extends along the central axis of the filter housing 10
  • the lower end of the central tube 50 is inserted into the joint 20 and communicates with the water outlet on the joint 20, and the upper end of the central tube 50 can pass through the filter element.
  • the support ribs 11 are supported (as shown in FIG. 5) to facilitate the flow of purified water through the center tube 50.
  • the cover 30 is mainly composed of a joint pipe 31, a support plate 32, a first partition plate 33, and a second partition plate 34.
  • the joint pipe 31 is arranged in a tubular shape along the axial direction of the filter casing 10, and the joint pipe 31 is disposed at the joint 20
  • the inner side is connected to the joint 20, the support plate 32 is disposed in the filter chamber 10a and adjacent to the inner end of the joint 20, and the support plate 32 extends outward in the radial direction of the filter housing 10, along the radial direction of the support plate 32.
  • the first partition plate 33 and the second partition plate 34 are disposed at intervals, that is, the first partition plate 33 and the second partition plate 34 are spaced apart in the radial direction of the support plate 32.
  • the first partition plate 33 is located at the support plate.
  • the outer periphery of the second partition plate 34 is located inside the support plate 32, and the first partition plate 33 and the second partition plate 34 are respectively arranged in a ring shape along the circumferential direction of the filter housing 10.
  • the filter element 40 is formed substantially in the shape of a ring cylinder and is disposed in the filter chamber 10a.
  • the inner diameter of the ring-shaped filter element 40 and the The radial dimensions of the two partitions 34 are substantially equal, and the outer diameter of the annular cylindrical filter element 40 is substantially equal to the radial dimension of the first partition plate 33, so that the filter element 40 is snapped onto the first partition plate 33 and the second partition plate 34. Between the filter elements 40, the fixed connection of the filter element 40 is realized to avoid the phenomenon of water leakage.
  • the sealing ring 80 is formed substantially in an annular structure, and the sealing ring 80 is sleeved on the central tube 50.
  • the sealing ring 80 is sealingly connected with the central tube 50 and the joint 20, that is, the inner wall of the sealing ring 80 and the central tube 50. Between the outer walls, the outer wall of the sealing ring 80 and the inner wall of the joint 20 are sealed and connected, thereby avoiding the phenomenon of water leakage between the outer wall of the central pipe and the inner wall of the joint.
  • the water flow enters the filter chamber 10a from the water inlet on the joint 20, passes through the outside of the cover 30 to the filter element 40, continues to flow upward through the filtering action of the filter element 40, and is then filtered again through the upper portion of the filter element assembly 100. Thereafter, the upper end of the central tube 50 enters the central tube 50, flows along the central tube 50 to the water outlet, and the filtered water after a plurality of filtrations finally flows out of the filter element assembly 100 for use by the user.
  • the sealing ring 80 is sleeved on the central tube 50, and the sealing ring 80 is sealedly connected with the outer wall of the central tube 50 and the inner wall of the joint, thereby ensuring the sealing of the water passage, thereby avoiding A gap is left between the outer wall of the center tube 50 and the inner wall of the joint 20 to cause water leakage, which effectively enhances the sealing property inside the filter element assembly 100, reduces structural dimensional accuracy requirements, and improves production efficiency. Therefore, the filter element assembly 100 has a simple structure, good sealing performance, high production efficiency, and good user experience.
  • the cartridge assembly 100 further includes a water stop pad 60 and a support rib 35 movably disposed on the joint tube 31 to open and close the water inlet, the water stop pad 60 being configured to enter the water inlet When the water is opened, the water inlet is opened and the water inlet is closed when the water inlet is not filled, and the support rib 35 is provided at the upper end surface of the support plate 32.
  • the water stop pad 60 extends in the axial direction (up and down direction as shown in FIG. 1), and the water stop pad 60 is coaxially sleeved on the outer side of the joint pipe 31, and passes through the water stop pad 60.
  • the cooperation with the joint 20 realizes opening or automatically closing the water inlet, thereby ensuring the water inlet of the filter element assembly 100, and avoiding the safety of the water flow flowing back through the water inlet when the water inlet is stopped.
  • the cross-sectional shape of the support ribs 35 may be formed in a triangular shape, and the support ribs 35 are located between the first partition plate 33 and the second partition plate 34, and the filter element 40 is engaged with the first partition plate 33 and the second partition plate 34, the lower end surface of the filter element 40 is in contact with the upper end surface of the support plate 32, the lower end surface of the filter element 40 is abutted against the support rib 35, and the top of the support rib 35 is embedded in the end surface of the filter element 40, so that the support plate 32 and the filter element can be ensured.
  • the sealing between the 40 and the connection reliability prevent the occurrence of water in the filter element assembly 100.
  • the water stop pad 60 includes a connecting portion 61 and a movable portion 62.
  • the connecting portion 61 is sleeved on the joint tube 31, and the movable portion 62 is movably connected with the connecting portion 61.
  • the movable portion 62 is squeezed when the water inlet is filled with water. Press to open the water inlet and return and close the water inlet when the water inlet does not enter the water.
  • the water stop pad 60 is mainly composed of a connecting portion 61 and a movable portion 62, and the connecting portion 61 is sleeved on the joint tube 31.
  • the connecting portion 61 is disposed coaxially with the joint pipe 31, and the connecting portion 61 is provided on the outer peripheral side of the joint pipe 31, and the movable portion 62 is formed substantially in an annular body extending in the radial direction, and the annular body movable portion
  • the inner wall surface of the 62 i.e., the side adjacent to the joint pipe 31
  • the outer wall surface of the movable portion 62 i.e., the side away from the joint pipe 31
  • the water stop pad 60 When the water flow flows into the filter chamber 10a from the water inlet on the joint 20, the water stop pad 60 is deformed under the pressure of the water flow, thereby connecting the filter chamber 10a and the water inlet, so that the water flow can flow into the inside of the filter chamber 10a, and then is sealed.
  • the outer side of the cover 30 reaches the filter element 40, and continues to flow upward through the filtering action of the filter element 40.
  • the filtered water passes through the upper end of the central tube 50 into the central tube 50, flows along the central tube 50 to the water outlet, and is filtered.
  • the purified water finally flows out of the filter element assembly 100 for use by the user.
  • the water stop pad 60 recovers and deforms, thereby closing the water inlet, thereby blocking the passage of the water flow through the water inlet and the outside, effectively preventing the water flow from flowing back through the water inlet to the filter element assembly 100, Come to security risks and reduce the user experience.
  • the inner wall of the joint 20 is provided with a recess 21 recessed inwardly, and a seal ring 80 is disposed in the recess 21.
  • a portion of the inner wall surface of the joint 20 adjacent to the center tube 50 is recessed in the radial direction, thereby defining a groove 21 with the outer wall of the center tube 50, and the radial dimension of the groove 21 ( That is, the dimension between the outer wall surface of the center tube 50 and the inner wall surface of the recess of the joint 20 is not larger than the size of the seal ring 80, so that the seal ring 80 can be fastened in the groove 21, and the sealing effect is achieved, avoiding the center tube 50.
  • a gap is left between the joint 20 and the water is generated.
  • the limit core 70 is disposed within the joint 20 and at least a portion extends into the recess 21 to press the seal ring 80 into the recess 21.
  • the limiting core 70 substantially forms an inverted circular boss extending in the axial direction (up and down direction as shown in FIG. 1), and the lower boss 72 of the limiting core 70 is formed.
  • the outer diameter is smaller than the outer diameter of the upper boss 71 of the limiting core 70, and the lower boss 72 is formed substantially in a cylindrical shape, and the inner wall surface of the lower boss 72 has a radial dimension greater than or equal to the outer diameter of the center tube 50.
  • the radial dimension of the outer wall surface of the lower boss 72 is less than or equal to the radial dimension of the inner wall surface of the groove 21 of the joint 20, and is assembled when the filter housing 10 is assembled with the joint 20, the seal cover 30, the filter element 40, the center tube 50, and the like.
  • the limiting core 70 is pushed against the joint pipe 31 of the sealing cover 30, the lower end surface of the upper boss 71 is abutted in the joint 20 and adjacent to the inner wall surface of the groove 21, and the upper end surface abuts against the joint of the sealing cover 30.
  • the lower end surface of the tube 31 is then pressed into the recess 21 by the cooperation of the limiting core 70 with the central tube 50, the joint 20 and the cover 30, thereby further limiting the seal 80 relative to the center.
  • the degree of freedom of the tube 50, and the limiting core 70 can also serve to reduce the gap between the inner wall surface of the joint 20 and the outer wall surface of the center tube 50. Further string of water may be avoided.
  • the limiting core 70 is ultrasonically welded to the joint 20, specifically, a stepped surface is formed between the upper boss 71 and the lower boss 72 of the limiting core 70.
  • a stepped surface is formed between the upper boss 71 and the lower boss 72 of the limiting core 70.
  • the central tube 50 is interference-fitted with the joint tube 31.
  • the center tube 50 extends in the axial direction and is inserted into the joint pipe 31.
  • the outer wall surface of the center pipe 50 is interference-fitted with the inner wall surface of the lower end of the joint pipe 31, that is, the outer diameter of the center pipe 50. Slightly larger than the radial dimension at the opening of the lower end surface of the structural tube 31, thereby ensuring the tightness of the joint by the interference fit of the two, effectively avoiding the gap between the central tube 50 and the opening of the joint tube 31. Water phenomenon.
  • the water inlet is provided at the outer circumference of the joint pipe 31.
  • the water inlet is provided on the outer circumference of the joint pipe 31, so that interference with the joint pipe 31 can be avoided, and the structure of the filter element assembly 100 can be simplified.
  • the number of water inlets can be set according to actual design requirements. Adjustments are made to ensure filtration efficiency and filtration uniformity of the filter element assembly 100.
  • the first partition plate 33 is disposed coaxially with the second partition plate 34 and the first partition plate 33 is located at the outer periphery of the second partition plate 34, and the cross section of the filter element 40 is formed in a ring shape.
  • the first partition plate 33 coincides with the central axis of the second partition plate 34, and the first partition plate 33 is located outside the second partition plate 34 in the radial direction of the filter housing 10, and the cross section of the filter element 40 is annular.
  • the filter element 40 is formed along the circumferential direction of the filter housing 10 as an annular cylinder extending in the vertical direction, and water entering the filter chamber 10a passes through the filter core 40 from the outside to the inside along the radial direction of the filter housing 10, thereby Filter the water to filter out impurities in the water.
  • the inner wall surface of the filter element 40 is interference-fitted with the outer wall surface of the second diaphragm 34, and the outer wall surface of the filter element 40 is interference-fitted with the inner wall surface of the first diaphragm 33. That is, the radial dimension of the inner wall of the filter element 40 is smaller than the radial dimension of the outer wall of the second partition plate 34, and the radial dimension of the outer wall of the filter element 40 is larger than the radial dimension of the inner wall of the first partition plate 33, through the inner wall surface of the filter element 40 and The outer wall surface of the second partition plate 34 is interference fit, and the outer wall surface of the filter element 40 is interference fit with the inner wall surface of the first partition plate 33.
  • the structure of the filter element 40 and the second partition plate 34 is simple, and the processing process is convenient, and The sealing between the inner wall surface of the filter element 40 and the outer wall surface of the second partition plate 34, the outer wall surface and the inner wall surface of the first partition plate 33 is effectively ensured, and the filter element 40 and the second partition plate 34 and the first partition plate 33 are prevented. There is a gap between them to prevent water from collapsing.
  • the axial height of the first partition plate 33 is smaller than the axial height of the second partition plate 34.
  • the height of the second partition plate 34 in the axial direction of the filter element 40 is greater than the height of the first partition plate 33 in the axial direction of the filter element 40, so that not only the second partition plate 34 but also the second partition plate 34 can be enlarged.
  • the interference fit area of the inner wall surface of the filter element 40 ensures an effective sealing between the outer wall of the second partition plate 34 and the inner wall of the filter element 40, and is also advantageous for the filter element 40 to be firmly engaged in the cover 30 to ensure the structure. Stability, the connection is very reliable.
  • the cover 30 is an integrally formed piece, whereby the integrally formed structure not only ensures the filter cartridge assembly 100
  • the structure and the performance stability are convenient for molding and manufacturing, and the redundant fittings and the connecting process are omitted, the assembly efficiency of the filter element assembly 100 is greatly improved, the connection reliability of the filter element assembly 100 is ensured, and further, the integrated structure is formed.
  • the overall strength and stability of the structure is high, assembly is more convenient, and the life is longer.
  • the water purifier (not shown) according to the second aspect of the present invention includes the filter element assembly 100 of the above embodiment, and since the filter element assembly 100 according to the above embodiment of the present invention has the above-described technical effects, the net according to the embodiment of the present invention
  • the water device also has the corresponding technical effect, that is, the structure of the water purifier is simple and compact, the components are connected reliably, the assembly and disassembly is convenient, the sealing performance is good, the production efficiency is high, water leakage and water stringing problems do not occur, and the performance is high, the user Experience is good.
  • a sealing space is formed between the outer wall of the central tube 50 and the inner wall of the joint by the sealing ring 80, thereby avoiding the outer wall of the central tube 50 and the joint 20
  • a gap is formed between the inner walls to cause water shattering, the quality of the water purifier is improved, and the central tube 50 is interference-fitted with the joint tube 31 to further avoid the occurrence of water in the filter element assembly 100, thereby effectively reinforcing the filter element assembly 100.
  • the internal sealing property reduces the structural dimensional accuracy requirements and improves the production efficiency of the water purifier.
  • first and second are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated.
  • features defining “first” or “second” may include at least one of the features, either explicitly or implicitly.
  • the meaning of "a plurality” is at least two, such as two, three, etc., unless specifically defined otherwise.
  • the terms “installation”, “connected”, “connected”, “fixed” and the like shall be understood broadly, and may be either a fixed connection or a detachable connection, unless explicitly stated and defined otherwise. Or in one piece; it may be a mechanical connection, or it may be an electrical connection or a communication with each other; it may be directly connected or indirectly connected through an intermediate medium, and may be an internal connection of two elements or an interaction relationship between two elements. Unless otherwise expressly defined. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood on a case-by-case basis.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Water Treatment By Sorption (AREA)

Abstract

L'invention concerne un ensemble d'éléments de filtre (100) et un purificateur d'eau équipé de celui-ci. L'ensemble d'éléments de filtre (100) comprend un boîtier de filtre (10), un joint (20), un couvercle de joint d'étanchéité (30), un élément filtrant (40), un tube central (50), et une bague d'étanchéité (80). Une entrée d'eau et une sortie d'eau communiquant avec une chambre de filtre (10a) sont formées dans le joint (20). Le couvercle d'étanchéité (30) est disposé sur le joint (20) et est situé dans la chambre de filtre (10a) Le couvercle d'étanchéité (30) comprend un tube de joint (31), une plaque de support (32), une première plaque déflectrice (33) et une seconde plaque déflectrice (34). L'extrémité extérieure du tube de joint (31) est reliée au joint (20). La plaque de support (32) est disposée à l'extérieur de l'extrémité interne du tube de joint (31). La première plaque déflectrice (33) et la seconde plaque déflectrice (34) sont respectivement disposées sur la plaque de support (32). L'élément filtrant (40) est encliqueté entre la première plaque déflectrice (33) et la seconde plaque déflectrice (34). Le tube central (50) est branché dans le tube de joint (31) et communique avec la sortie d'eau. La bague d'étanchéité (80) est disposée sur le tube central (50) et est reliée de manière étanche au tube central (50) et au joint (20).
PCT/CN2017/071303 2017-01-16 2017-01-16 Ensemble d'éléments de filtre et purificateur d'eau équipé de celui-ci WO2018129743A1 (fr)

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Cited By (6)

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CN109331530A (zh) * 2018-12-19 2019-02-15 珠海格力电器股份有限公司 密封结构及水处理装置
CN111115866A (zh) * 2018-10-31 2020-05-08 佛山市顺德区美的饮水机制造有限公司 复合滤芯组件
CN112875901A (zh) * 2021-03-11 2021-06-01 佛山市顺德区阿波罗环保器材有限公司 滤芯总成以及净水器
CN114159882A (zh) * 2021-06-03 2022-03-11 佛山市美的清湖净水设备有限公司 复合滤芯的前置滤芯和具有其的复合滤芯
CN114405130A (zh) * 2022-01-06 2022-04-29 佛山市美的清湖净水设备有限公司 滤芯及净水设备
CN115193142A (zh) * 2022-06-30 2022-10-18 青岛海尔施特劳斯水设备有限公司 过滤装置及包含该过滤装置的净水设备

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CN204918027U (zh) * 2015-07-06 2015-12-30 佛山市美的清湖净水设备有限公司 水路转换内接头及滤芯
CN105948296A (zh) * 2016-06-27 2016-09-21 苏州凯虹高分子科技有限公司 一种双水道净水龙头组合滤芯
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US20080035551A1 (en) * 2006-08-09 2008-02-14 Yu-San Kuo Water purifier
CN105016430A (zh) * 2015-07-06 2015-11-04 佛山市美的清湖净水设备有限公司 三水路滤芯及净水机
CN204918027U (zh) * 2015-07-06 2015-12-30 佛山市美的清湖净水设备有限公司 水路转换内接头及滤芯
CN105948296A (zh) * 2016-06-27 2016-09-21 苏州凯虹高分子科技有限公司 一种双水道净水龙头组合滤芯
CN106139904A (zh) * 2016-07-29 2016-11-23 佛山市美的清湖净水设备有限公司 反渗透膜组件、滤芯及净水器

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CN111115866A (zh) * 2018-10-31 2020-05-08 佛山市顺德区美的饮水机制造有限公司 复合滤芯组件
CN109331530A (zh) * 2018-12-19 2019-02-15 珠海格力电器股份有限公司 密封结构及水处理装置
CN112875901A (zh) * 2021-03-11 2021-06-01 佛山市顺德区阿波罗环保器材有限公司 滤芯总成以及净水器
CN114159882A (zh) * 2021-06-03 2022-03-11 佛山市美的清湖净水设备有限公司 复合滤芯的前置滤芯和具有其的复合滤芯
CN114405130A (zh) * 2022-01-06 2022-04-29 佛山市美的清湖净水设备有限公司 滤芯及净水设备
CN115193142A (zh) * 2022-06-30 2022-10-18 青岛海尔施特劳斯水设备有限公司 过滤装置及包含该过滤装置的净水设备

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