CN114405112A - Filter core structure and purifier - Google Patents

Filter core structure and purifier Download PDF

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Publication number
CN114405112A
CN114405112A CN202210016574.2A CN202210016574A CN114405112A CN 114405112 A CN114405112 A CN 114405112A CN 202210016574 A CN202210016574 A CN 202210016574A CN 114405112 A CN114405112 A CN 114405112A
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CN
China
Prior art keywords
filter element
locking
lock catch
handle
ejector rod
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
CN202210016574.2A
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Chinese (zh)
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CN114405112B (en
Inventor
欧阳虎
郑跃东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Foshan Midea Qinghu Water Purification Equipment Co ltd
Midea Group Co Ltd
Original Assignee
Foshan Midea Qinghu Water Purification Equipment Co ltd
Midea Group Co Ltd
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Publication date
Application filed by Foshan Midea Qinghu Water Purification Equipment Co ltd, Midea Group Co Ltd filed Critical Foshan Midea Qinghu Water Purification Equipment Co ltd
Priority to CN202210016574.2A priority Critical patent/CN114405112B/en
Publication of CN114405112A publication Critical patent/CN114405112A/en
Application granted granted Critical
Publication of CN114405112B publication Critical patent/CN114405112B/en
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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
    • B01D29/96—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor in which the filtering elements are moved between filtering operations; Particular measures for removing or replacing the filtering elements; Transport systems for filters
    • 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
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/441—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by reverse osmosis
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C02F1/442—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis by nanofiltration
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/002—Construction details of the apparatus
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/002—Construction details of the apparatus
    • C02F2201/004—Seals, connections
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00—General aspects of water treatment
    • C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00—Specific treatment goals
    • C02F2303/14—Maintenance of water treatment installations

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

Abstract

The invention relates to the technical field of water purification, and provides a filter element structure and a water purifier. The filter element structure comprises a filter element, the filter element comprises an end cover, locking grooves are formed in two sides of the end cover, and ejector rods capable of stretching in the radial direction are arranged on the wall, corresponding to the locking grooves, of the end cover; the transmission assembly is arranged in the end cover; the locking assembly comprises a lock catch, and the lock catch is arranged in the locking groove and corresponds to the ejector rod; the handle can be arranged on the end cover in a circumferential rotating mode and is connected with the ejector rod through the transmission assembly, the handle is provided with a first position and a second position, the ejector rod is retracted into the end cover and separated from the lock catch at the first position, and the lock catch is clamped into the locking groove; and at the second position, the ejector rod extends out of the locking groove and is abutted against the lock catch, and the lock catch is separated from the locking groove. The invention can achieve the purposes of convenient and fast filter element replacement and labor saving.

Description

Filter core structure and purifier
Technical Field
The invention relates to the technical field of water purification, in particular to a filter element structure and a water purifier.
Background
The water purifier uses tap water as the inflow, filters through different filter cores, can obtain the drinking water. After the filter element of purifier uses a period, need to change just can guarantee the filter effect of purifier.
In the correlation technique, the filter core of purifier is threaded connection in the frame of purifier, must use special spanner to carry out the dismouting change, and is very loaded down with trivial details, inefficiency.
Disclosure of Invention
The present invention has been made to solve at least one of the problems occurring in the related art. Therefore, the filter element structure provided by the invention can achieve the purposes of replacing the filter element conveniently, quickly and labor-saving.
The invention also provides a water purifier.
A filter cartridge arrangement according to an embodiment of the first aspect of the invention, comprises:
the filter element comprises end covers, locking grooves are formed in two sides of each end cover, and push rods capable of stretching along the radial direction are arranged on the wall, corresponding to the locking grooves, of each end cover;
the transmission assembly is arranged in the end cover;
the locking assembly comprises a lock catch, and the lock catch is arranged in the locking groove and corresponds to the ejector rod;
the handle can be arranged on the end cover in a circumferential rotating mode and is connected with the ejector rod through the transmission assembly, the handle is provided with a first position and a second position, the ejector rod is retracted into the end cover and separated from the lock catch at the first position, and the lock catch is clamped into the locking groove; and at the second position, the ejector rod extends out of the locking groove and is abutted against the lock catch, and the lock catch is separated from the locking groove.
According to the filter element structure provided by the embodiment of the invention, the locking grooves are formed in the two sides of the end cover of the filter element, the wall of the end cover corresponding to the locking grooves is provided with the ejector rod, and the ejector rod can extend into the end cover or extend out of the locking grooves along the radial direction; the transmission assembly is arranged in the end cover and can realize transmission so as to drive the ejector rod to stretch; the locking assembly comprises a lock catch, and the lock catch is arranged in the locking groove and corresponds to the ejector rod; the handle can be arranged on the end cover in a circumferential rotating mode and is connected with the ejector rod through the transmission assembly, the handle is provided with a first position and a second position, when the handle rotates to the first position (initial position), the transmission assembly can be driven through the handle to drive the ejector rod to contract into the end cover, the ejector rod is separated from the lock catch at the moment, and the lock catch can be clamped into the locking groove to achieve locking; when the handle rotates to the second position, the transmission assembly can be driven through the handle to further drive the ejector rod to extend out of the locking groove, the ejector rod is abutted to the lock catch, the lock catch is ejected out through the ejector rod, the lock catch is separated from the locking groove, loosening is achieved, the handle on the filter element end cover is pulled outwards, and the filter element can be taken out. According to the invention, the handle on the filter element is matched with the locking assembly, the lock catch of the locking assembly can be pushed by the handle, so that the locking and the releasing of the lock catch are realized, when the filter element needs to be replaced when the service life of the filter element is due, the purpose of releasing the filter element can be realized by only rotating the handle and pulling out the handle, and then the new filter element is directly pushed in, so that the filter element can be automatically fastened. Therefore, the invention can realize easy core replacement and achieve the purposes of convenient, quick and labor-saving filter core replacement.
According to one embodiment of the invention, the transmission assembly comprises:
the cam is connected with the handle and is provided with two opposite protruding parts;
one end of the first elastic piece is connected with the end face of the end cover, and the other end of the first elastic piece is connected with the protruding part;
the second elastic piece is arranged between the inner end of the ejector rod and the side wall of the end cover;
in the first position, the protrusion is separated from the inner end of the ejector rod, and the ejector rod is contracted;
and in the second position, the convex part is abutted with the inner end of the ejector rod, and the ejector rod extends out.
According to an embodiment of the present invention, two first limiting portions are disposed on two sides of a central axis of the cam, the central axis is a central connecting line of the two protruding portions, two second limiting portions are disposed on an end surface of the end cover, the second limiting portions are disposed on a rotation path of the cam, and each second limiting portion is located between two first limiting portions on the same side, and is configured to limit the cam at the first position and the second position.
According to one embodiment of the invention, a first supporting portion is arranged on the end face of the end cover, the first supporting portion is arranged close to the locking groove, the ejector rod is of a frame-shaped structure, the first supporting portion is located in the ejector rod, a second supporting portion is arranged at the inner end of the ejector rod, and the second elastic piece is connected with the first supporting portion and the second supporting portion respectively.
According to one embodiment of the invention, the bottom of the handle is provided with a transmission part, and the cam is provided with a transmission groove matched with the transmission part;
and the bottom of the handle is provided with a buckle, and the cam is provided with a clamping groove matched with the buckle.
According to one embodiment of the invention, the end surface of the end cover is provided with a rotating shaft in the middle, and the cam is connected with the rotating shaft.
According to one embodiment of the invention, the end face of the end cap is provided with a support rib, and the cam is rotatably arranged on the support rib.
According to one embodiment of the invention, the cylinder of the filter cartridge is provided with a positioning portion extending in the axial direction.
According to one embodiment of the invention, the locking assembly further comprises:
the lock catch is arranged on the lock body, and a third elastic piece is arranged between the lock catch and the lock body;
the hasp is equipped with relative rotation portion and the locking portion that sets up, rotation portion with lock body rotatable coupling, locking portion with the ejector pin corresponds the setting the primary importance, locking portion card is gone into the locking groove the second place, locking portion breaks away from the locking groove.
According to one embodiment of the invention, the inner side edge of the lock catch is provided with a limiting groove, and the inner side edge of the lock body is provided with a limiting boss matched with the limiting groove for limiting the lock catch.
According to one embodiment of the invention, the lock body is provided with a limiting bracket on the side surface.
According to one embodiment of the invention, the side surface of the lock body close to the rotating part is provided with a mounting part, and the mounting part is provided with a fastening hole and a limiting hole.
The water purifier according to the second aspect of the embodiment of the invention comprises a frame and the filter element structure, wherein the filter element structure is arranged on the frame.
According to the water purifier disclosed by the embodiment of the invention, the locking grooves are formed in the two sides of the filter element end cover, the wall of the end cover corresponding to the locking grooves is provided with the ejector rod, and the ejector rod can extend into the end cover or extend out of the locking grooves along the radial direction; the transmission assembly is arranged in the end cover and can realize transmission so as to drive the ejector rod to stretch; the locking assembly comprises a lock catch, and the lock catch is arranged in the locking groove and corresponds to the ejector rod; the handle can be arranged on the end cover in a circumferential rotating mode and is connected with the ejector rod through the transmission assembly, the handle is provided with a first position and a second position, when the handle rotates to the first position, the transmission assembly can be driven through the handle to drive the ejector rod to contract into the end cover, the ejector rod is separated from the lock catch at the moment, and the lock catch can be clamped into the locking groove to achieve locking; when the handle rotates to the second position, the transmission assembly can be driven through the handle to further drive the ejector rod to extend out of the locking groove, the ejector rod is abutted to the lock catch, the lock catch is ejected out through the ejector rod, the lock catch is separated from the locking groove, loosening is achieved, the handle on the filter element end cover is pulled outwards, and the filter element can be taken out of the frame. According to the invention, the handle on the filter element is matched with the locking assembly, the lock catch of the locking assembly can be pushed by the handle, so that the locking and the releasing of the lock catch are realized, when the filter element needs to be replaced when the service life of the filter element is due, the purpose of releasing the filter element can be realized by only rotating the handle and pulling out the handle, and then the new filter element is directly pushed into the frame, so that the filter element can be automatically fastened. Therefore, the water purifier can realize easy core replacement, and achieves the purposes of convenient, quick and labor-saving filter core replacement.
According to one embodiment of the invention, the frame is provided with a filter element installation chamber, the locking assemblies are arranged on two sides of an inlet of the filter element installation chamber, and a central connecting line of the two locking assemblies and a horizontal plane passing through a central axis of the filter element installation chamber form an included angle of 30-60 degrees.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or technical solutions in related arts, the drawings used in the description of the embodiments or related arts will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of an internal structure of a detachable side casing of a water purifier according to an embodiment of the present invention;
FIG. 2 is a schematic view of the installation of a locking assembly provided by an embodiment of the present invention;
FIG. 3 is a structural schematic diagram of a perspective view of a locking assembly provided by an embodiment of the present invention;
FIG. 4 is a structural schematic diagram of another perspective of a locking assembly provided by an embodiment of the present invention;
figure 5 is a schematic structural view of a lock body according to an embodiment of the present invention;
figure 6 is a schematic structural view of a lock body according to another view angle provided by the embodiment of the present invention;
FIG. 7 is a schematic view of a lock according to an embodiment of the present invention;
FIG. 8 is a schematic view of a latch according to an embodiment of the present invention;
FIG. 9 is a schematic view of a locked state of the locking assembly provided by an embodiment of the present invention;
FIG. 10 is a schematic view of an unlocked state of the locking assembly provided by the embodiment of the present invention;
FIG. 11 is a schematic view of a cartridge according to an embodiment of the present invention;
FIG. 12 is a second schematic view of a filter cartridge according to an embodiment of the present invention;
FIG. 13 is a schematic structural diagram of a transmission assembly provided in accordance with an embodiment of the present invention;
FIG. 14 is a second schematic structural view of a transmission assembly according to an embodiment of the present invention;
FIG. 15 is a schematic structural view of a handle provided by an embodiment of the present invention;
FIG. 16 is a schematic view of a cam constructed in accordance with an embodiment of the present invention;
FIG. 17 is a structural schematic diagram of a cam according to yet another aspect of the present invention;
fig. 18 is a schematic structural view of a cartridge cover according to an embodiment of the present invention;
FIG. 19 is a schematic structural diagram of a carrier rod according to an embodiment of the present invention;
reference numerals:
101: a filter element; 102: a locking groove; 103: a top rod; 104: a locking assembly; 105: locking;
106: a handle; 107: a cam; 108: a projection; 109: a first elastic member;
110: a second elastic member; 111: a first limiting part; 112: a second limiting part; 113: a first support section;
114: a second support portion; 115: a transmission section; 116: a transmission groove; 117: buckling; 118: a card slot;
119: a rotating shaft; 120: supporting ribs; 121: a guide portion; 122: a positioning part; 123: a decorative cover;
124: a filter element cover; 125: a lock body; 126: a third elastic member; 127: a rotating part; 128: a locking portion;
129: a limiting groove; 130: a limiting boss; 131: an accommodating cavity; 132: a frame;
133: a filter element installation chamber; 134: a front housing; 135: a rear housing; 136: a side casing; 137: a top shell;
138: a bottom case; 139: an inlet; 140: a groove; 141: a first connecting column; 142: a second connecting column;
143: a rotating groove; 144: a first positioning groove; 145: a second positioning groove; 146: connecting holes;
147: a limiting bracket; 148: an installation part; 149: a fastening hole; 150: and a limiting hole.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the embodiments of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the embodiments of the present invention and simplifying the description, but do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the embodiments of the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. Specific meanings of the above terms in the embodiments of the present invention can be understood in specific cases by those of ordinary skill in the art.
In embodiments of the invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of an embodiment of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
The following describes a water purifier according to an embodiment of the present invention with reference to the drawings.
As shown in fig. 1-19, a water purifier according to an embodiment of the present invention generally includes a housing, a frame 132, and a filter element structure. Wherein, the shell is a detachable box structure, including a front shell 134, a rear shell 135, a side shell 136, a top shell 137 and a bottom shell 138, the frame 132 is arranged inside the shell, the filter element structure is arranged on the frame 132, the filter element structure mainly includes a filter element 101, a transmission component, a locking component 104 and a handle 106, the filter element 101 is provided with an end cover, the end cover is provided with a mandril 103 capable of extending and retracting along the radial direction, the filter element 101 is arranged on the frame 132 and used for filtering the inlet water, generally, different filter elements 101 are arranged for filtering, clean drinking water can be obtained, the transmission component is arranged inside the end cover and used for driving the mandril 103 to extend and retract, the locking component 104 is arranged on the frame 132 through fasteners such as bolts and the like and is used for locking the filter element 101, the handle 106 can be arranged on the end cover of the filter element 101 in a circumferential direction to drive the transmission component and further control the mandril 103 to extend and retract, thereby realizing the locking and releasing of the locking component 104, and the handle 106 is convenient for drawing the filter element 101, so that the use is very convenient, and particularly, the embodiment can be referred to.
According to the embodiment of the invention, the shell of the water purifier is arranged into a detachable structure, so that the frame 132 and the filter element structure are convenient to mount; when the water purifier is in normal use or normal work, the locking assembly 104 can tightly lock the filter element 101, so that the filter element 101 is not separated, all water flow can be ensured to be filtered by the filter element 101, and the filtering effect is further ensured; and locking Assembly 104 can lock and loosen filter core 101, realizes trading the core fast of purifier filter core, and then improves user experience.
According to one embodiment of the invention, the water purifier comprises three groups of filter element structures, so that three-level filtering is realized, and the filtering effect is improved; and three filter core structures of group set up side by side from top to bottom along the direction of height, like this, can reduce the thickness of complete machine to guarantee that complete machine thickness is ultra-thin. In this example, the filter element 101 of the three groups of filter element structures can respectively adopt a front PCB filter element and two RO filter elements, one of the two RO filter elements can also be replaced by an NF filter element, which can filter chemical pollutants such as antibiotics, hormones, pesticides, detergents, heavy metals, and algal toxins, and mineral ions smaller than the aperture of the filter element can pass through, so that beneficial mineral substances can be effectively retained to adjust the water quality.
It is understood that the number of the filter elements 101 of the present invention is not particularly limited, and may be other numbers, and generally, the larger the number is, the better the filtering effect is, and the filter elements may be designed according to actual working conditions.
According to an embodiment of the present invention, the front shell 134 of the water purifier can be a decorative cover to improve the aesthetic property of the whole water purifier, so as to improve the user experience.
According to an embodiment of the present invention, the frame 132 is provided with a filter cartridge installation chamber 133, the filter cartridge 101 can be pushed into the filter cartridge installation chamber 133 through a left inlet 139 of the filter cartridge installation chamber 133, and two sides of the inlet 139 of the filter cartridge installation chamber 133 are respectively provided with a locking assembly 104 for locking and unlocking the filter cartridge 101, so as to achieve the effect of quickly replacing the filter cartridge 101; and the included angle a between the central connecting line of the two locking assemblies 104 and the horizontal plane passing through the central axis of the filter element installation chamber 133 is 30-60 degrees, as shown in fig. 2, that is, the two locking assemblies 104 are obliquely arranged relative to the whole machine, so that the thickness of the whole machine can be further thinned, and the cabinet is particularly suitable for small-space cabinets.
According to an embodiment of the present invention, the filter cartridges 101 are cylindrical, and accordingly, the filter cartridge installation chambers 133 are cylindrical, so that grooves 140 are formed between the topmost filter cartridge installation chamber 133 and the top case 137, between the bottommost filter cartridge installation chamber 133 and the bottom case 138, and between two adjacent filter cartridge installation chambers 133, the locking assemblies 104 can be disposed in the grooves 140, and an included angle a between a central connecting line of two corresponding locking assemblies 104 of each filter cartridge 101 and a horizontal plane passing through a central axis of the filter cartridge installation chamber 133 is 45 °, which not only ensures that the locking assemblies 104 can effectively lock the filter cartridges 101, but also ensures that the thickness of the frame 132 is not increased, thereby ensuring that the thickness of the whole water purifier is ultra-thin, and the thickness of the outer shell of the water purifier is substantially close to the maximum thickness of the frame 132, as shown in fig. 2.
The following continues the description of the cartridge arrangement of embodiments of the present invention.
As shown in fig. 1 to 19, a filter element structure according to an embodiment of the present invention mainly includes: a filter cartridge 101, a drive assembly, a locking assembly 104, and a handle 106. The filter element 101 comprises an end cover, the two opposite sides of the end cover are respectively provided with a locking groove 102, the notch of the locking groove 102 faces outwards, the groove wall, opposite to the notch, of the end cover, corresponding to the locking groove 102, is provided with a top rod 103, the top rod 103 can stretch and slide in the radial direction, the top rod 103 can be retracted into the end cover and also can stretch out of the locking groove 102, and the locking and the loosening of the locking assembly 104 are controlled. It should be understood that the end cap of the present invention is provided with an opening corresponding to the wall of the locking groove 102 so that the post 103 can be retracted into the end cap or extended out into the locking groove 102 through the opening.
The transmission assembly is arranged in the end cover and used for transmitting the driving force applied by the handle 106 to the top rod 103 so as to drive the top rod 103 to extend or contract.
The locking assembly 104 comprises a lock catch 105, the lock catch 105 is arranged at the locking groove 102 of the end cover of the filter element 101, the lock catch 105 is arranged corresponding to the ejector rod 103, and when the ejector rod 103 extends out, the lock catch 105 can be pushed open, so that the lock catch 105 is separated from the locking groove 102 of the end cover of the filter element 101, and the release of the filter element 101 is realized; when the ejector rod 103 is contracted, the lock catch 105 can be clamped into the locking groove 102 of the end cover of the filter element 101, so that the filter element 101 is locked.
The handle 106 is arranged on the end cover of the filter element 101, the handle 106 can rotate along the circumferential direction, the handle 106 is connected with the ejector rod 103 through the transmission assembly, the transmission assembly can be driven by rotating the handle 106, and then the ejector rod 103 is driven to stretch and retract along the radial direction, so that the filter element 101 is loosened and locked; as shown in fig. 11 and 12, the handle 106 has a first position and a second position, when the handle 106 is in the first position (initial position), the push rod 103 is retracted into the end cap of the filter element 101, and the push rod 103 is separated from the lock catch 105, and the lock catch 105 can be snapped into the lock groove 102; when the handle 106 is rotated to the second position, the push rod 103 extends into the locking groove 102, and the push rod 103 abuts against the lock catch 105 to push the lock catch 105 open, so that the lock catch 105 is separated from the locking groove 102.
According to the filter element structure provided by the embodiment of the invention, the locking grooves 102 are formed in two sides of the end cover of the filter element 101, the groove wall of the end cover corresponding to the locking groove 102 is provided with the ejector rod 103, and the ejector rod 103 can be radially contracted into the end cover or extended out of the locking groove 102; the transmission assembly is arranged in the end cover and can realize transmission so as to drive the ejector rod 103 to stretch; the locking assembly 104 comprises a lock catch 105, and the lock catch 105 is arranged in the locking groove 102 and corresponds to the top rod 103; the handle 106 can be arranged on the end cover in a circumferential rotating mode and is connected with the ejector rod 103 through the transmission assembly, the handle 106 is provided with a first position and a second position, when the handle 106 rotates to the first position, the transmission assembly can be driven through the handle 106 to drive the ejector rod 103 to retract into the end cover, at the moment, the ejector rod 103 is separated from the lock catch 105, and the lock catch 105 can be clamped into the locking groove 102 to achieve locking; when the handle 106 rotates to the second position, the transmission assembly can be driven by the handle 106 to drive the ejector rod 103 to extend out of the locking groove 102, the ejector rod 103 is abutted to the lock catch 105 at the moment, the lock catch 105 is ejected out, the lock catch 105 is separated from the locking groove 102 to realize loosening, the handle 106 on the end cover of the filter element 101 is pulled outwards, and the filter element 101 can be taken out. According to the invention, the handle 106 on the filter element 101 is matched with the locking component 104, the lock catch 105 of the locking component 104 can be pushed through the handle 106, so that locking and unlocking are realized, when the filter element 101 needs to be replaced when the service life of the filter element 101 expires, the purpose of releasing the filter element 101 can be realized only by rotating the handle 106 and pulling out the handle, and then a new filter element is directly pushed in, so that the filter element 101 can be automatically fastened. Therefore, the invention can realize easy core replacement and achieve the purposes of convenient, quick and labor-saving filter core replacement.
According to one embodiment of the present invention, as shown in fig. 13-19, the transmission assembly mainly comprises: a cam 107, a first elastic member 109, and a second elastic member 110. The cam 107 is coaxially connected with the handle 106, the cam 107 can be driven to synchronously rotate by rotating the handle 106, the cam 107 is provided with two convex parts 108, and the two convex parts 108 are oppositely arranged on two sides of the cam 107; a first end of the first elastic element 109 is connected with an end face inside the end cover of the filter element 101, and a second end of the first elastic element 109 is connected with the protruding part 108 of the cam 107 for realizing the rotary reset of the handle 106; the second elastic element 110 is disposed between the inner end of the push rod 103 and the side wall of the end cap of the filter element 101, and is used for telescopic resetting of the push rod 103. Specifically, as shown in fig. 13, when the handle 106 is located at the first position (initial position), under the action of the first elastic member 109, the protrusion 108 of the cam 107 is separated from the inner end of the top rod 103, at this time, the top rod 103 is contracted into the end cap of the filter element 101 under the action of the second elastic member 110, the top rod 103 is separated from the latch 105 of the locking assembly 104, and the latch 105 can be snapped into the locking groove 102 of the end cap of the filter element 101, so as to lock the filter element 101; as shown in fig. 14, when the handle 106 rotates from the first position to the second position, the handle 106 drives the cam 107 to rotate synchronously, and simultaneously stretches the first elastic member 109, when the protrusion 108 of the cam 107 abuts against the inner end of the top rod 103, the second elastic member 110 is compressed, so that the top rod 103 is ejected into the locking groove 102, and then the lock catch 105 is ejected through the top rod 103, and the lock catch 105 is disengaged from the locking groove 102, thereby releasing the filter element 101. In this example, the first elastic member 109 and the second elastic member 110 may be springs, and accordingly, the acting force of the first elastic member 109 and the second elastic member 110 is an elastic force.
It should be understood that the rotation direction of the handle 106 in fig. 13 and 14 is clockwise rotation, but the counterclockwise rotation can be achieved by adjusting the positions of the protrusion 108 of the cam 107, the first elastic member 109, and the like, and the invention is not limited thereto.
According to an embodiment of the present invention, as shown in fig. 13 and 16-18, two first limiting portions 111 are disposed on two sides of a central axis (a dotted line shown in fig. 16) of the cam 107, the central axis is a central connecting line of two protruding portions 108 of the cam 107, two second limiting portions 112 are disposed on an end surface inside the end cap of the filter element 101, the second limiting portions 112 are disposed on a rotation path of the cam 107, and each second limiting portion 112 is located between two first limiting portions 111 on the same side, and is used for limiting the cam 107 in the first position and the second position. Specifically, when the handle 106 is at the first position, the cam 107 is in a reset state under the pulling force of the first elastic element 109, and the first limiting part 111 of the cam 107 is abutted by the second limiting part 112 on the end cover of the filter element 101, so as to perform the function of limiting left and right; when the handle 106 drives the cam 107 to rotate clockwise to the second position, the cam 107 rotates to the final position, the first limiting part 111 of the cam 107 is propped against the second limiting part 112 on the end cover of the filter element 101, and the left and right limiting effects are achieved again.
According to one embodiment of the invention, the contact surface between the convex part 108 of the cam 107 and the push rod 103 is a cambered surface, so that the moment can be better transmitted. It is to be understood that the present invention does not specifically limit the shape of the protrusion 108 of the cam 107, as long as the push rod 103 can be pushed out when in the second position, and the shape of the protrusion 108 may be, for example, a circle, a sector, or the like, and may also be the shape shown in fig. 16 and 17.
According to an embodiment of the present invention, as shown in fig. 16 and 18, the inner end surface of the end cap of the filter element 101 is provided with a first connecting post 141, the protrusion 108 of the cam 107 is provided with a second connecting post 142, and two ends of the first elastic member 109 are respectively connected with the first connecting post 141 and the second connecting post 142, so as to realize the assembly of the first elastic member 109.
According to an embodiment of the present invention, as shown in fig. 18 and 19, the end surface of the inner part of the end cover of the filter element 101 is provided with a first supporting portion 113, the first supporting portion 113 is disposed near the locking groove 102, and specifically, the first supporting portion 113 is disposed at the opening of the groove wall of the end cover corresponding to the locking groove 102; the top rod 103 is a frame-shaped structure, the first supporting portion 113 is located in the top rod 103, the inner end of the top rod 103 is provided with a second supporting portion 114, and the second elastic member 110 is arranged between the first supporting portion 113 and the second supporting portion 114 and is respectively connected with the first supporting portion 113 and the second supporting portion 114, so as to realize the assembly of the second elastic member 110. It will be appreciated that the inner end of the push rod 103 of the present invention is the end (right end) abutting the projection 108 of the cam 107, and correspondingly, the outer end of the push rod 103 is the end (left end) abutting the catch 105 of the locking assembly 104.
According to an embodiment of the present invention, as shown in fig. 15, the bottom of the handle 106 is provided with a transmission portion 115, the cam 107 is provided with a transmission groove 116 adapted to the transmission portion 115, and the transmission portion 115 is disposed in the transmission groove 116 for rotational linkage; and the bottom of handle 106 is equipped with buckle 117, and cam 107 is equipped with draw-in groove 118 with buckle 117 looks adaptation, and buckle 117 links to each other with draw-in groove 118, through rotating handle 106, can drive cam 107 synchronous rotation. The handle 106 and the cam 107 are convenient to detach in a clamping mode. In other embodiments, the handle 106 and the cam 107 may be connected by fasteners such as bolts.
According to an embodiment of the present invention, as shown in fig. 15 and 16, the engaging groove 118 is located in the driving recess 116, that is, the driving portion 115 and the engaging button 117 are integrally mounted on the bottom of the handle 106, thereby improving the compactness of the whole structure.
According to one embodiment of the invention, as shown in fig. 18, the middle of the end surface of the inner part of the end cover of the filter element 101 is provided with a rotating shaft 119, the middle of the cam 107 is provided with a connecting hole 146, and the connecting hole 146 is connected with the rotating shaft 119.
According to an embodiment of the present invention, as shown in fig. 18, a plurality of support ribs 120 distributed around a rotation axis 119 are disposed on an end surface inside an end cap of the filter element 101, the cam 107 is rotatably disposed on the support ribs 120, and when the cam 107 rotates, a bottom surface of the cam 107 contacts with the support ribs 120, which can reduce friction when the cam 107 rotates, thereby improving the rotation performance of the cam 107.
According to an embodiment of the present invention, as shown in fig. 18, the end surface inside the end cover of the filter element 101 is provided with a guide portion 121, the guide portion 121 is disposed near the locking groove 102, specifically, the guide portion 121 is disposed at the groove wall opening of the end cover corresponding to the locking groove 102, and the guide portion 121 is located at both sides of the ejector rod 103 to guide and limit the telescopic sliding of the ejector rod 103.
According to an embodiment of the present invention, as shown in fig. 11, the cylinder of the filter cartridge 101 is provided with a positioning portion 122, the positioning portion 122 extends in an axial direction, and the inner wall of the cartridge installation chamber 133 of the frame 132 is provided with a guide groove (not shown) adapted to the positioning portion 122 for positioning and guiding when the filter cartridge 101 is installed in the whole machine, so as to facilitate installation of the filter cartridge 101.
According to an embodiment of the present invention, the end cap of the filter element 101 includes a decorative cap 123 and a filter element cap 124 which are detachably connected, and the decorative cap 123 and the filter element cap 124 can be connected by a screw connection, a snap connection, or the like. The decorating cover 123 is covered on the filter element cover 124 to form a cavity structure between the decorating cover 123 and the filter element cover 124, so that components such as a transmission assembly and the like can be accommodated conveniently, and the decorating cover 123 mainly plays a role in decorating to improve the attractiveness; the handle 106 can be arranged on the decorative cover 123 in a circumferential rotating mode, the filter element cover 124 is connected with the cylinder body of the filter element 101, the locking groove 102, the ejector rod 103, the transmission assembly and other components are arranged on the end face of the filter element cover 124, and the transmission part 115 and the buckle 117 at the bottom of the handle 106 extend into the cavity structure to be connected with the cam 107 on the filter element cover.
It will be appreciated that the handle 106 is a separate piece that is disposed on top of the filter cartridge 101, and that the handle 106 can be rotated relative to the decorative cover 123. When the filter element 101 is taken out, only the handle 106 needs to be rotated, at the moment, the handle 106 can push the ejector rod 103 out through the transmission assembly inside the decorative cover 123, the ejector rod 103 can synchronously act on the lock catch 105 in the locking assembly 104 when extending out, so that the lock catch 105 is separated from the locking groove 102, and at the moment, the handle 106 is pulled outwards, so that the filter element 101 can be taken out. Since the cam 107 is fixed between the decorative cover 123 and the filter element cover 124, when the handle 106 is pulled outwards, the handle 106 drives the cam 107 and thus the filter element 101 to move outwards together through the bottom catch 117.
According to one embodiment of the present invention, as shown in fig. 3-10, the locking assembly 104 of the present invention basically comprises: the lock catch 105 and the lock body 125, the lock catch 105 is rotatably disposed on the lock body 125, and a third elastic member 126 is disposed between the lock catch 105 and the lock body 125, under the acting force of the third elastic member 126, the initial state of the lock catch 105 is a locked state; the lock catch 105 is provided with a rotating part 127 and a locking part 128, the rotating part 127 and the locking part 128 are oppositely arranged at the left side and the right side of the lock catch 105, the rotating part 127 is rotatably connected with the lock body 125, the locking part 128 is arranged corresponding to the ejector rod 103 at the side surface of the filter element 101, when the handle 106 is at the first position, the ejector rod 103 is contracted, the locking part 128 is far away from the lock body 125 and can be clamped into the locking groove 102 of the end cover of the filter element 101 to realize locking, as shown in fig. 9 and 11; when the handle 106 is rotated to the second position, at which time the plunger 103 extends, the plunger 103 pushes the locking portion 128 outward to close the lock body 125, so that the locking portion 128 is disengaged from the locking slot 102, and the lock is released, as shown in fig. 10 and 12. Therefore, the locking assembly 104 of the embodiment of the invention can realize the switching between the locking state and the unlocking state under the driving of the handle 106, thereby realizing the locking and unlocking of the filter element 101, and being very convenient to use. In this example, the third elastic member 126 may be a spring, and accordingly, the acting force of the third elastic member 126 is an elastic force.
According to an embodiment of the present invention, as shown in fig. 6 and 8, the inside edge of the shackle 105 is provided with a limiting groove 129, and the inside edge of the lock body 125 is provided with a limiting boss 130 adapted to the limiting groove 129 for limiting the rotation of the shackle 105, so that the shackle 105 rotates in the lock body 125 at a certain rotation angle. Specifically, when the lock catch 105 is disposed in the lock body 125, the limiting boss 130 can be snapped into the limiting groove 129, so that the lock catch 105 rotates in the lock body 125 at a certain rotation angle, and the lock catch 105 is prevented from being separated from the lock body 125 under the action of the third elastic member 126, thereby improving the overall assembly performance. Wherein, the rotation angle of the lock catch 105 can be designed according to the actual working condition.
According to an embodiment of the present invention, as shown in fig. 6, the lock body 125 is formed with a receiving cavity 131, a portion of the lock catch 105 having the rotating portion 127 and the third elastic member 126 are located in the receiving cavity 131, and another portion of the lock catch 105 having the locking portion 128 is located outside the receiving cavity 131. The present invention can avoid interference with the locking portion 128 of the lock catch 105 by this design.
According to an embodiment of the present invention, as shown in fig. 6, the left side of the receiving cavity 131 of the lock body 125 is provided with a rotating slot 143 for connecting with the rotating portion 127 of the lock catch 105 to facilitate the rotation of the lock catch 105. In this example, the rotating portion 127 is a rotating shaft.
According to an embodiment of the present invention, as shown in fig. 6 and 7, the receiving cavity 131 of the lock body 125 is provided with a first positioning groove 144 near the right side of the locking portion 128; the hasp 105 is equipped with second constant head tank 145, and second constant head tank 145 sets up with first constant head tank 144 relatively, and the both ends of third elastic component 126 set up respectively in first constant head tank 144 and second constant head tank 145, realize the location to third elastic component 126 to through being close to the setting of locking portion 128 with third elastic component 126, can exert the effort to the hasp 105 better, in order to improve locking effect.
According to an embodiment of the present invention, as shown in fig. 5, the side surface of the lock body 125 is provided with two limiting brackets 147, the number of the limiting brackets 147 is not particularly limited, in this example, the two limiting brackets 147 are provided, the filter cartridge installation chamber 133 is provided with a limiting groove adapted to the limiting brackets 147, and by inserting the limiting brackets 147 into the limiting groove, the limiting of the locking assembly 104 can be achieved, thereby avoiding misalignment, ensuring pressure-resistant locking capability, making the filter cartridge 101 not easily fall out, and further avoiding water leakage.
According to one embodiment of the present invention, as shown in fig. 5, the lock body 125 is provided with a mounting portion 148 at a left side adjacent to the rotation slot 143, and the mounting portion 148 is integrally formed with the lock body 125. The mounting portion 148 is provided with fastening holes 149, and the mounting portion 148 can be mounted to the cartridge mounting chamber 133 by means of fasteners such as bolts, thereby achieving the integral assembly of the lock assembly 104. In this example, there are two fastening holes 149, but other numbers are possible.
According to an embodiment of the present invention, the mounting portion 148 further has a limiting hole 150, and the filter element mounting chamber 133 has a limiting post adapted to the limiting hole 150, so that during mounting, the limiting hole 150 is connected to the limiting post to position the lock body 125, and then the lock body is fixed by a fastening member such as a bolt. Through the arrangement, the stability of the locking assembly 104 can be further improved, so that the locking capability of the filter element 101 is improved, the stability of the filter element 101 is ensured, and the water leakage event is avoided. In this example, there are two limiting holes 150, but other numbers are also possible.
Based on the above embodiments, the following description is made on the working principle of the filter element structure of the present invention, and mainly includes: when the handle 106 is rotated clockwise, the handle 106 drives the cam 107 to rotate clockwise along the rotating shaft 119 on the filter element cover 124 through the transmission part 115 at the bottom, the cam 107 pushes the inner end of the push rod 103 through the protrusion 108, so that the push rod 103 extends outwards along the guide part 121 on the filter element cover 124, when the handle 106 rotates to the second position, the first limiting part 111 on the cam 107 is blocked by the second limiting part 112 on the filter element cover 124, the handle 106 is prevented from rotating continuously, the outward extending distance of the push rod 103 is the largest at the moment, and the lock catch 105 is enough to be pushed open, and at the moment, the handle 106 is pulled outwards only, so that the filter element 101 can be taken out. Meanwhile, the first elastic part 109 connected with the cam 107 is in a stretching state, the second elastic part 110 connected with the ejector rod 103 is in a compressing state, when a new filter element is placed, the positioning part 122 of the filter element 101 is installed in the filter element installation chamber 133 along the guide groove on the inner wall of the filter element installation chamber 133, after the filter element 101 is pushed to the bottom, the handle is loosened, the first elastic part 109 drives the cam 107 to rotate anticlockwise to reset to a first position, after the reset, the first limiting part 111 on the cam 107 is blocked by the second limiting part 112 on the filter element cover 124 again to prevent the handle 106 from rotating continuously, and the cam 107 resets to drive the handle 106 to reset; and the push rod 103 is retracted inwards to return under the compression force of the second elastic member 110, and the lock catch 105 of the locking assembly 104 automatically locks the filter element 101 under the action of the third elastic member 126.
Therefore, in the embodiment of the present invention, the handle 106 on the filter element 101 is matched with the locking assembly 104, and the lock catch 105 of the locking assembly 104 can be pushed by the handle 106, so as to lock and unlock the filter element 101, when the filter element 101 needs to be replaced when the service life of the filter element 101 expires, the handle 106 is only rotated and pulled out, so as to achieve the purpose of releasing the filter element 101, and then a new filter element is directly pushed into the filter element installation chamber 133 of the frame 132, so as to automatically fasten the filter element 101. Therefore, the invention can realize easy core replacement, and achieve the purposes of convenient core replacement and autonomous core replacement by users.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (14)

1. A filter cartridge arrangement, comprising:
the filter element comprises end covers, locking grooves are formed in two sides of each end cover, and push rods capable of stretching along the radial direction are arranged on the wall, corresponding to the locking grooves, of each end cover;
the transmission assembly is arranged in the end cover;
the locking assembly comprises a lock catch, and the lock catch is arranged in the locking groove and corresponds to the ejector rod;
the handle can be arranged on the end cover in a circumferential rotating mode and is connected with the ejector rod through the transmission assembly, the handle is provided with a first position and a second position, the ejector rod is retracted into the end cover and separated from the lock catch at the first position, and the lock catch is clamped into the locking groove; and at the second position, the ejector rod extends out of the locking groove and is abutted against the lock catch, and the lock catch is separated from the locking groove.
2. The filter cartridge arrangement of claim 1, wherein the transmission assembly comprises:
the cam is connected with the handle and is provided with two opposite protruding parts;
one end of the first elastic piece is connected with the end face of the end cover, and the other end of the first elastic piece is connected with the protruding part;
the second elastic piece is arranged between the inner end of the ejector rod and the side wall of the end cover;
in the first position, the protrusion is separated from the inner end of the ejector rod, and the ejector rod is contracted;
and in the second position, the convex part is abutted with the inner end of the ejector rod, and the ejector rod extends out.
3. The filter element structure according to claim 2, wherein two first limiting parts are disposed on two sides of a central axis of the cam, the central axis is a central connecting line of the two protrusions, two second limiting parts are disposed on an end surface of the end cover, the second limiting parts are disposed on a rotation path of the cam, and each second limiting part is located between the two first limiting parts on the same side and used for limiting the cam in the first position and the second position.
4. The filter element structure as claimed in claim 2, wherein a first supporting portion is provided on an end surface of the end cap, the first supporting portion is disposed near the locking groove, the push rod is of a frame-shaped structure, the first supporting portion is disposed in the push rod, a second supporting portion is provided at an inner end of the push rod, and the second elastic member is connected to the first supporting portion and the second supporting portion respectively.
5. The filter element structure as claimed in claim 2, wherein the bottom of the handle is provided with a transmission part, and the cam is provided with a transmission groove matched with the transmission part;
and the bottom of the handle is provided with a buckle, and the cam is provided with a clamping groove matched with the buckle.
6. The filter cartridge arrangement of claim 2, wherein the end cap has a pivot shaft disposed in a central portion of the end face, the cam being connected to the pivot shaft.
7. The filter cartridge arrangement of claim 6, wherein the end cap has a support rib on an end face thereof, and the cam is rotatably disposed on the support rib.
8. A filter element arrangement as claimed in claim 1, wherein the barrel of the filter element is provided with an axially extending locating portion.
9. The filter cartridge arrangement of any one of claims 1-8, wherein the locking assembly further comprises:
the lock catch is arranged on the lock body, and a third elastic piece is arranged between the lock catch and the lock body;
the hasp is equipped with relative rotation portion and the locking portion that sets up, rotation portion with lock body rotatable coupling, locking portion with the ejector pin corresponds the setting the primary importance, locking portion card is gone into the locking groove the second place, locking portion breaks away from the locking groove.
10. The filter element structure of claim 9, wherein the inner side edge of the lock catch is provided with a limiting groove, and the inner side edge of the lock body is provided with a limiting boss matched with the limiting groove for limiting the lock catch.
11. The filter cartridge arrangement of claim 9, wherein a stop bracket is provided on a side of the lock body.
12. The filter cartridge arrangement of claim 9, wherein the lock body is provided with a mounting portion on a side thereof adjacent to the rotating portion, the mounting portion being provided with a fastening hole and a limiting hole.
13. A water purification machine comprising a frame and the filter cartridge arrangement of any one of claims 1-12, wherein the filter cartridge arrangement is disposed in the frame.
14. The water purifier according to claim 13, wherein said frame is provided with a filter element installation chamber, said locking assemblies are disposed at both sides of an inlet of said filter element installation chamber, and a center line of two of said locking assemblies forms an included angle of 30 ° to 60 ° with a horizontal plane passing through a central axis of said filter element installation chamber.
CN202210016574.2A 2022-01-07 2022-01-07 Filter core structure and purifier Active CN114405112B (en)

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Application Number Priority Date Filing Date Title
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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN211051046U (en) * 2019-07-05 2020-07-21 浙江绍兴苏泊尔生活电器有限公司 Water purifier
CN112206557A (en) * 2020-07-03 2021-01-12 青岛海尔施特劳斯水设备有限公司 Filter element device and water purifier
CN112337153A (en) * 2020-11-02 2021-02-09 青岛海尔施特劳斯水设备有限公司 Filter element device and water purifying equipment
CN215137642U (en) * 2020-12-25 2021-12-14 珠海格力电器股份有限公司 Water purifier

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN211051046U (en) * 2019-07-05 2020-07-21 浙江绍兴苏泊尔生活电器有限公司 Water purifier
CN112206557A (en) * 2020-07-03 2021-01-12 青岛海尔施特劳斯水设备有限公司 Filter element device and water purifier
CN112337153A (en) * 2020-11-02 2021-02-09 青岛海尔施特劳斯水设备有限公司 Filter element device and water purifying equipment
CN215137642U (en) * 2020-12-25 2021-12-14 珠海格力电器股份有限公司 Water purifier

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