CN209883800U - Filtering component and health preserving kettle - Google Patents

Abstract

The application relates to the technical field of household appliances, in particular to a filter assembly and a health preserving kettle. The filter assembly includes: the filter screen is provided with an accommodating cavity and comprises at least two sub filter screens, and the sub filter screens are connected through a movable piece and can be fixedly connected through a connecting piece; the filter screen has a first state and a second state, wherein when in the first state, the sub-filter screens are folded to enclose the containing cavity; when in the second state, at least one of the sub-sieves is separated from the other sub-sieves to open the containing cavity. This application is connected each branch filter screen through utilizing the connecting piece, when dividing the filter screen and being in the second state, wherein at least one divides the filter screen and divides the filter screen separation with other to the messenger holds the chamber and opens, thereby has improved the cleaning performance and the cleaning efficiency of filter screen.

Description

Filtering component and health preserving kettle

Technical Field

The application relates to the technical field of household appliances, in particular to a filter assembly and a health preserving kettle.

Background

With the improvement of living standard, more and more people begin to pay attention to health preservation to pursue high-quality life. Based on the above, the health preserving pot is produced at the same time and becomes a main appliance for steaming and stewing food materials and making tea.

Present health preserving kettle is provided with filtering component usually, however the filtering component structure is simple relatively, and the pot lid is two independent bodies with filtering component, need contact the filter screen with the hand when making tea, takes out it from the kettle in, then places tealeaves, and filter screen and kettle body inner wall are easily attached to the bacterium of hand to it is healthy to influence drinking water. And the meshes of the filter screen are usually smaller and densely distributed, and as the tea leaves are various in types and different in shapes and sizes, the tea residues formed after the tea is made are difficult to pour out and difficult to clean for the tea leaves with slightly larger shapes.

Therefore, there is a need for a filter assembly and a health preserving kettle to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The application provides a filter assembly and health preserving kettle to solve the inconvenient abluent problem of current filter assembly's filter screen.

The present application provides a filter assembly comprising:

the filter screen is provided with an accommodating cavity and comprises at least two movably connected sub-filter screens, and the sub-filter screens are movably connected through a movable piece and can be fixedly connected through a connecting piece;

the screen has a first state and a second state, wherein,

when in a first state, the sub-filter screens are folded to form the containing cavity;

when in the second state, at least one of the sub-sieves is separated from the other sub-sieves to open the containing cavity.

Preferably, the connecting piece comprises a first connecting piece which is selectively connected with or separated from the sub-filtering net;

when the filter screen is in a first state, the first connecting piece is respectively connected with each sub-filter screen, and the sub-filter screens are folded to form the containing cavity;

when in the second state, the first connecting piece is separated from at least one of the sub-filter screens, so that at least one of the sub-filter screens is separated from the other sub-filter screens, and the accommodating cavity is opened.

Preferably, one end of the first connecting piece is fixedly arranged on one of the sub-filter screens, and the other end of the first connecting piece is selectively connected with or separated from the other sub-filter screens.

Preferably, divide the filter screen to be two, first connecting piece includes:

the opening part is fixedly arranged on the outer wall of one of the sub-filter screens and is provided with a notch;

a rotating part which can rotate relative to the opening part and is provided with an opening;

when the filter screen is in the first state, the rotating part is arranged on the outer wall of the other sub-filter screen to fold the two sub-filter screens to form the accommodating cavity.

Preferably, the connecting member comprises a second connecting member, and the second connecting member is respectively connected with each sub-filter screen in a telescopic manner;

when in a first state, the sub-filter screens are folded to form the containing cavity;

when being in the second state, the second connecting piece receives the exogenic action and takes place the deformation for wherein at least one divide the filter screen with other divide the filter screen separation, in order to open hold the chamber.

Preferably, the second connecting piece is arranged above the accommodating cavity;

when in the second state, the second connecting piece is compressed under the action of external force so as to separate at least one of the sub-filter screens from the other sub-filter screens.

Preferably, divide the filter screen to be two, the second connecting piece is movably located two divide on the inner wall of filter screen, so as to enable the second connecting piece accept in hold the intracavity.

Preferably, at least one movable piece is arranged at the edge of each two adjacent sub-filter screens, and the two adjacent sub-filter screens are rotatably connected through the movable pieces;

when two adjacent branch filter screens are in the second state, one of them branch filter screen moves to the direction of keeping away from another branch filter screen around the moving part.

Preferably, the edges of two adjacent sub-filter screens are provided with first flanges, and when the sub-filter screens are in the first state, the two flanges are abutted to each other.

Preferably, the filter screen further comprises a handle, and the handle is connected with the filter screen.

A health preserving kettle comprises the filter assembly.

Has the advantages that:

this application is connected each branch filter screen through utilizing the connecting piece, when dividing the filter screen and being in the second state, wherein at least one divides the filter screen and divides the filter screen separation with other to open and hold the chamber, thereby improved the cleaning performance and the cleaning efficiency of filter screen.

This application is connected or separate through utilizing first connecting piece optionally with dividing the filter screen for wherein at least one divides the filter screen can with other branch filter screen separations when the second state, thereby makes and holds the chamber and be in the open mode, and then has improved the cleaning performance and the cleaning efficiency of filter screen.

This application is connected with every branch filter screen through utilizing the second connecting piece respectively telescopically, receives the exogenic action to take place deformation when the second connecting piece to make wherein at least one divide the filter screen and divide the filter screen separation with other, thereby the messenger holds the chamber and is in the open mode, and then has improved the cleaning performance and the cleaning efficiency of filter screen.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

Fig. 1 is a schematic structural view of a health preserving pot provided in an embodiment of the present application;

FIG. 2 is a schematic illustration of a filter assembly of FIG. 1 in a first state;

FIG. 3 is a schematic view of the filter assembly of FIG. 2 with the first connector in an open position;

FIG. 4 is a schematic view of the filter assembly of FIG. 1 in a second state;

FIG. 5 is a schematic view of another filter assembly of FIG. 1 in a first state;

FIG. 6 is a schematic view of the alternative filter assembly of FIG. 5 in a second state;

fig. 7 is a schematic structural diagram of a first connecting element according to an embodiment of the present application;

fig. 8 is a schematic structural view of a health preserving pot provided in the second embodiment of the present application;

FIG. 9 is a schematic view of the filter assembly of FIG. 8 in a first state;

FIG. 10 is a front view of the filter assembly of FIG. 8 in a first state;

FIG. 11 is a front view of the filter assembly of FIG. 10 in a second state;

fig. 12 is a schematic structural view illustrating a second connecting member received in a receiving cavity of a filter assembly according to a second embodiment of the present application.

Reference numerals:

1-a filter assembly;

10-food material;

11-a filter screen;

111-a containment chamber;

112-separating the filter screen;

112 a-mesh;

112 b-a connecting ring;

113-a movable member;

114-a first cuff;

13-a first connector;

131-an opening;

131 a-a notch;

132-a rotating part;

132 a-open;

133-a fixed part;

14-a second connector;

15-a handle;

16-second flanging;

2-a pot body;

21-pot body;

22-a bottom cover;

221-a heating device;

222-temperature controller;

223-a temperature sensor;

224-a first connector;

23-a handle;

3-pot cover;

31-a first pot lid;

311-a flange;

32-a second pot lid;

4-a base;

41-a second connector;

42-controller.

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

In the description of the present application, unless explicitly stated or limited otherwise, 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; the term "plurality" means two or more unless specified or indicated otherwise; the terms "connected," "fixed," and the like are to be construed broadly and may, for example, be fixedly connected, detachably connected, integrally connected, or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description of the present application, it should be understood that the terms "upper" and "lower" used in the description of the embodiments of the present application are used in a descriptive sense only and not for purposes of limitation. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.

Fig. 1 and 8 are schematic structural views of a health preserving pot provided in the first embodiment and the second embodiment of the present application, respectively. This health preserving kettle includes filtering component 1, the kettle body 2, pot lid 3 and base 4 at least, wherein:

the filter assembly 1 is placed in the inner cavity of the kettle body 2, the kettle cover 3 is covered above the kettle body 2 and is positioned at one opening end of the filter assembly 1, the kettle body 2 is placed on the base 4, and liquid in the kettle body 2 is heated through the base 4.

Specifically, the pot body 2 at least comprises a pot body 21, a handle arranged on the pot body 21 and a bottom cover 22 arranged at the bottom of the pot body 21, a heating device 221 for heating liquid in the pot body 2 is arranged in the bottom cover 22, and the health preserving pot can be conveniently lifted up or put down through the handle 23. Wherein, heating device 4 specifically is the dish that generates heat, and the dish that generates heat is located the bottom of kettle body 21, and the edge of the dish that generates heat and the lateral wall bottom sealing connection of kettle body 21 enclose into the inner chamber that can splendid attire liquid and hold filter assembly 1 jointly. In order to improve the sealing performance between the heating plate and the side wall of the kettle body 21, a sealing ring is arranged between the edge of the heating plate and the side wall of the kettle body 21. Of course, the heating plate may also be disposed on the outer bottom surface of the bottom wall of the kettle body 21. In other implementation manners, the heating device 221 may also be a heating tube or a heating wire, the heating device 221 may be disposed on the bottom surface of the kettle body 21, or may be disposed on the side wall of the kettle body 21, as long as the liquid in the kettle body 2 can be heated, and the specific structure of the heating device 221 in the present application is not limited thereto.

Specifically, the base 4 is provided with a second connector 41 and a controller 42, and the bottom cover 22 of the kettle body 2 is also provided with a temperature controller 222, a temperature sensor 223 and a first connector 224. The first connector 224 is electrically connected to the second connector 41 and the heating device 221, respectively, and the second connector 41 is connected to the power supply, so that the heating device 221 can be supplied with electric energy, and the liquid in the kettle body 21 can be heated. The temperature sensor 223 is arranged on the heating device 221 and is directly contacted with the liquid of the kettle body 21 so as to monitor the heating temperature of the liquid in real time; in addition, the temperature sensor 223 is further connected to the temperature controller 222, and the temperature controller 222 is configured to control a liquid heating temperature, that is, after the liquid temperature is heated to a preset temperature (e.g., 95 ℃ to 100 ℃), the temperature controller 222 controls the heating device 221 to be disconnected from the power supply, so as to achieve a temperature control effect. Further, a controller 42 is electrically connected to the second connector 41 for controlling the heating time and heating power of the kettle body 2.

Specifically, the pot lid 3 at least comprises a first pot lid 31 and a second pot lid 32, the first pot lid 31 is covered on the top opening of the pot body 2, and is provided with a channel for the filter assembly 1 to extend into the pot body 21, and the second pot lid 32 is covered on the channel. In the specific implementation, the top opening edge of the filter assembly 1 can be turned outwards to form the second flange 16, the first lid 31 extends inwards to form the flange 311 for supporting the second flange 16, and when the filter assembly 1 extends into the kettle body 21 from the channel of the first lid 31 and reaches the position, the second flange 16 is just overlapped on the flange 311, so that the first lid 31 can fix the filter assembly 1. Of course, in other implementations, a bracket for supporting the filter assembly 1 may be disposed in the kettle body 21, which will not be described herein.

Specifically, for the convenience of taking the filtering component 1 by a user, the filtering component 1 can be further provided with a handle 15, and the handle 15 is positioned outside the kettle body 2 in the process of cooking the food material 10, so that scalding accidents can be prevented when the filtering component 1 is taken. It will be appreciated that the handle 15 is welded to the top of the filter assembly 1 and the portion of the handle 15 in contact with the body is covered with a heat insulating material, such as silicone or plastic, to further prevent scalding accidents.

Specifically, the kettle body 21 can be made of a transparent material, such as a transparent glass material, so that the user can clearly see the state of the food material 10 placed in the filter assembly 1 from the outside of the kettle body 21, safe and safe drinking is achieved, and the ornamental value of the health preserving kettle is improved. The filter assembly 1 may also be made of a transparent material, such as a transparent glass material. Of course, the kettle body 21 and the filter assembly 1 may be made of other materials such as stainless steel, which is not limited herein. It should be noted that the food material 10 according to the present application may be tea leaves such as black tea, green tea, dark tea, pu' er tea, etc., or may be medicinal materials such as medlar, astragalus, angelica, etc.

Please refer to fig. 2 to fig. 6, which are schematic diagrams of the filter assembly 1 provided in the embodiment of the present application in different states. This filter assembly 1 comprises at least a filter screen 11, a movable element 113 and a connecting element, wherein:

the filter screen 11 is provided with a containing cavity 111, and the containing cavity 111 can contain food materials 10 such as tea leaves, herbs and the like to be brewed; the filter screen 11 comprises at least two sub-filter screens 112 movably connected by a movable element 113, and preferably, the present application has two sub-filter screens 112; at least one branch filter screen 112 is equipped with mesh 112a, and this application prefers that two branch filter screens 112 all are equipped with mesh 112a, holds the inner chamber of chamber 111 and kettle body 21 and passes through mesh 112a intercommunication. When the health preserving pot is used for boiling tea, tea leaves are placed in the accommodating cavity 111, a certain amount of water is added into the pot body 2, then the filter assembly 1 containing the tea leaves is placed in the pot body 2, the power supply is switched on, the heating device 221 heats the water in the pot body 2, and the heated water in the pot body 2 enters the accommodating cavity 111 through the meshes 112a on the sub-filter screen 112 so that the tea leaves are immersed in the water; then the water flows out of the meshes 112a of the sub-filter screen 112 to the inner cavity of the pot body 2, and the process is circulated until the tea boiling work is finished.

The sub-sieves 112 are connected with each other through a connecting piece, and the sub-sieves 112 have a first state and a second state, wherein, when in the first state (see fig. 2 and 5), the sub-sieves 112 are folded to enclose the accommodating cavity 111; when in the second state (see fig. 4 and 6), at least one of the sub-sieves 112 is separated from the other sub-sieves 112 to open the accommodation chamber 111. It is understood that opening the receiving cavity 111 means that the receiving cavity 111 is split into two or more halves (preferably two halves in this application) in order to clean the food material 10. Therefore, when edible materials 10 such as tea leaves and medicinal herbs in the accommodating cavity 111 are cleaned, the accommodating cavity 111 is opened through the separation of at least one sub-filter screen 112, and after the accommodating cavity 111 is opened, the edible materials 10 such as tea leaves and medicinal herbs on the inner wall of the filter screen 11 are cleaned conveniently, so that the cleaning effect and the cleaning efficiency of the filter screen 11 are improved.

Specifically, referring to fig. 1 to 6, the first connecting member 13 is selectively connected to or separated from the sub-filter 112; the sub-sieves 112 have a first state and a second state, wherein, in the first state (see fig. 2 and 5), the first connector 13 is connected to each sub-sieve 112, respectively, the sub-sieves 112 being folded to enclose the accommodation chamber 111; when in the second state (see fig. 4 and 6), the first connector 13 is separated from at least one of the sub-screens 112 to separate at least one of the sub-screens 112 from the other sub-screens 112. Because wherein at least one divides filter screen 112 and other branch filter screens 112 separation, consequently, when eating materials 10 such as tealeaves, herbs in holding the chamber 111 and clearing up, the separation through one of them at least one branch filter screen 112 is in order to hold the chamber 111 and open, holds the chamber 111 and open the back, is convenient for clear up eating materials 10 such as tealeaves, medicinal materials on the inner wall of filter screen 11, and then has improved filter screen 11's cleaning performance and cleaning efficiency.

Further, referring to fig. 3, one end of the first connecting member 13 is fixed on one of the sub-filters 112, and the other end is selectively connected to or separated from the other sub-filters 112. It can be understood that the first connecting member 13 and the filter screen 11 may be a split structure, that is, the first connecting member 13 and the filter screen 11 need to be assembled to complete the matching therebetween, for example, when the first connecting member 13 is sleeved on the whole body of the filter screen 11, the first state of the filter screen 11 may be realized; the second state of the screen 11 can be achieved by removing the first connector 13 from the entire body of the screen 11. In the present application, it is preferable that one end of the first connecting member 13 is fixed to one of the sub-filters 112, so that the filter assembly 1 is an integral body and is convenient for a user to take and place. It can be further understood that the other end of the first connecting member 13 can be rotatably disposed as shown in fig. 3, or can be sequentially connected in a circumferential direction by multiple connecting members (for example, can be a sequentially sleeved structure, similar to the handle of an umbrella), and when the filter screen 11 is in the second state, only a part of the connecting members need to be retracted to separate the sub-filter screens 112 corresponding to the part of the connecting members.

Further, referring to fig. 2 to 7, the number of the sub-filters 112 is preferably two, and the first connecting member 13 includes an opening portion 131, a rotating portion 132 and a fixing portion 133, wherein the opening portion 131 is fixed on an outer wall of one of the sub-filters 112 through the fixing portion 133; the rotating part 132 is rotatable relative to the opening part 131; when in the first state, the rotating portion 132 is provided on the outer wall of the other sub-sieve 112 to fold the two sub-sieves 112 to enclose the accommodating chamber 111. Specifically, the rotation portion 132 is in an "Ω" shape, and the rotation portion 132 has an opening 132a for bundling the sub-filter screens 112, so as to facilitate the first connecting member 13 to have a proper deformation amount when bundling the filter screens 11, thereby facilitating the tightness of the engagement; in addition, the opening 131 has a notch 131a to facilitate the assembly of the first connecting member 13, and also to increase the amount of deformation of the first connecting member 13. The first connecting piece 13 is preferably a clamp spring made of materials including carbon steel, stainless steel or spring steel, and the clamp spring is arranged on the periphery of the sub-filter screen 112 and rotates to facilitate separation of the sub-filter screen 112 and further facilitate cleaning of the filter screen 11 by a user.

Please refer to fig. 9 to 12, which are schematic views of the filter assembly 1 according to the second embodiment of the present disclosure in different states. The above-mentioned connecting piece also includes the second connecting piece 14, wherein:

the structure, position, connection and other relationships of the filter screen 11 are described in the first embodiment, and are not described herein.

The second connecting piece 14 is respectively connected with each sub-filter screen 112 in a telescopic way; the sub-sieves 112 have a first state and a second state, wherein, when in the first state (see fig. 9, 10 and 12), the sub-sieves 112 are folded to enclose the accommodation chamber 111; when in the second state (see fig. 11), the second connector 14 is deformed by an external force to separate at least one of the sub-screens 112 from the other sub-screens 112. Because wherein at least one divides filter screen 112 and other branch filter screens 112 separation, consequently, when eating materials 10 such as tealeaves, herbs in holding the chamber 111 and clearing up, the separation through one of them at least one branch filter screen 112 is in order to hold the chamber 111 and open, holds the chamber 111 and open the back, is convenient for clear up eating materials 10 such as tealeaves, medicinal materials on the inner wall of filter screen 11, and then has improved filter screen 11's cleaning performance and cleaning efficiency.

In this embodiment, the number of the handles 15 is preferably two, and the handles are symmetrically arranged on the top of the filter screen 11, so that the user can apply external force (including inward pressure and outward pulling force) to the handles 15 conveniently. The filter assembly 1 further includes a connection ring 112b, and the filter screen 11 and the connection ring 112b may be made of stainless steel, glass or ceramic, or may be made of a plastic material that is resistant to high temperature and is not prone to decomposing toxic substances. Preferably, the filter mesh 11 and the connection ring 112b of the present application are made of stainless steel, and the connection ring 112b is welded to the top of the filter mesh 11, and the handle 15 is detachably connected to the connection ring 112b, and the second flange 16 is preferably integrally formed with the connection ring 112 b.

Preferably, the second connector 14 is disposed above the receiving cavity 111 and on the inner wall of the connection ring 112 b; when in the second state, the second connector 14 is compressed by an external force (see fig. 11) to separate at least one of the sub-screens 112 from the other sub-screens 112. Preferably, the second connecting member 14 is a torsion spring elastically (telescopically) disposed above the accommodating chamber 111, so that the elasticity of the torsion spring itself can be used to place two or more sub-screens 112 in the first state, and at the same time, the sub-screens 112 are separated from each other by compressing the torsion spring to be in the second state. It is understood that the second connector 14 may be disposed above the accommodating cavity 111 and on the outer wall of the connection ring 112b, and the specific location of the second connector 14 is not limited herein, and preferably above the accommodating cavity 111. It can be further understood that the second connecting element 14 may be disposed below the accommodating cavity 111, but in this way, the second connecting element 14 and the handle 15 are disposed on the upper and lower sides of the accommodating cavity 111, which has a certain difficulty in opening and closing the two sub-filters 112, and therefore, the present application preferably selects a manner in which the second connecting element 14 is disposed above the accommodating cavity 111.

Further, there are two sub-screens 112, and the second connecting member 14 is movably disposed on inner walls of the two sub-screens 112 (specifically, movably disposed on inner walls of the connecting ring 112 b), so that the second connecting member 14 can be accommodated in the accommodating cavity 111 (specifically, accommodated inside the connecting ring 112 b). It will be understood that the second connecting member 14 can also be movably disposed on the outer wall of the two sub-sieves 112 (specifically, movably disposed on the outer wall of the connecting ring 112 b), but the movable disposition of the second connecting member 14 on the inner wall of the two sub-sieves 112 can save more space occupied by the filter assembly 1, and make the overall structure of the filter assembly 1 more compact.

As shown in fig. 2 to 6 and fig. 9 to 12, at least one movable member 113 is disposed at the edge of two adjacent sub-filters 112, and the two adjacent sub-filters 112 are hinged by the movable member 113; when two adjacent sub-filter screens 112 are in the second state, one of the sub-filter screens 112 moves around the movable element 113 in a direction away from the other sub-filter screen 112, and the movable connection between the two adjacent sub-filter screens 112 is realized by arranging the movable element 113. Preferably, the movable member 113 is a rotating shaft. It can be further understood that, referring to fig. 2 to 4 and fig. 9 to 12, two movable members 113 are disposed between the two connection rings 112b, so as to realize the bottom-up opening mode of the two sub-filters 112; referring to fig. 5 and 6, a movable member 113 is disposed at a connection point of the two connection rings 112b in a height direction, so that the two sub-filters 112 are opened along the side surface. It can also be understood that one movable element 113 or two movable elements 113 may also be arranged below the partial filter 112, so that a top-down opening of the two partial filters 112 or a lateral opening of the two partial filters 112 may be achieved. The concrete structure of moving part 113 this application does not carry out specifically to be repeated, and moving part 113 that can realize two connecting piece swing joint's effect all is in the protection scope of this application.

Further, the edges of two adjacent sub-screens 112 are provided with first flanges 114, and when in the first state, the two first flanges 114 abut against each other. The first flanging 114 increases the contact area when two adjacent sub-filter screens 112 are closed, so that the possible dislocation influence of the two adjacent sub-filter screens 112 in the closing process can be prevented, and then a gap is formed, and tea leaves are leaked out when the tea is boiled.

Further, in the present application, because different food materials 10 have different requirements during brewing, some food materials 10 require close fit between the lid 3 and the pot body 2 during brewing, so as to prevent the odor of the food material 10 from escaping from the joint between the lid 3 and the pot body 2 during brewing, which leads to reduction of the efficacy or nutritional ingredients of the food material 10. In the present application, the handle 15 is removably attached to the sieve 11 (in particular, to the attachment ring 112 b). When the food material 10 with a higher brewing requirement is used, the handle 15 can be detached from the filter screen 11 at this time, so that a gap between the pot lid 3 and the pot body 2 due to the existence of the handle 15 is prevented. For the food material 10 with low brewing requirement, the handle 15 can be connected to the filter screen 11, and the operation is very convenient and flexible.

The application also provides a health preserving pot which is provided with the filter assembly 1 in any one of the above embodiments.

The health preserving kettle has the same advantages as the filter assembly 1, and the details are not repeated.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. A filter assembly, comprising:

the filter screen (11) is provided with an accommodating cavity (111), the filter screen (11) comprises at least two sub-filter screens (112), and the sub-filter screens (112) are movably connected through a movable piece (113) and can be fixedly connected through a connecting piece;

the sieve (11) has a first state and a second state, wherein,

when in a first state, the sub-sieves (112) are folded to enclose the containing cavity (111);

when in the second state, at least one of the sub-sieves (112) is separated from the other sub-sieves (112) to open the containing chamber (111).

2. A filter assembly as claimed in claim 1, wherein the coupling comprises a first coupling (13), the first coupling (13) being selectively connectable to or separable from the sub-sieve (112);

when in a first state, the first connecting piece (13) is respectively connected with each sub-filter screen (112), and the sub-filter screens (112) are folded to form the containing cavity (111);

when in the second state, the first connector (13) is separated from at least one of the sub-sieves (112) so that at least one of the sub-sieves (112) is separated from the other sub-sieves (112) to open the accommodation chamber (111).

3. A filter assembly as claimed in claim 2, wherein the first connector (13) is secured at one end to one of the sub-screens (112) and at the other end is selectively connectable to or disconnectable from the other sub-screen (112).

4. A filtering assembly according to claim 3, wherein the sub-screens (112) are two, the first connector (13) comprising:

the opening part (131) is fixedly arranged on the outer wall of one of the sub-filter screens (112), and the opening part (131) is provided with a notch (131 a);

a rotating part (132) rotatable with respect to the opening part (131), the rotating part (132) having an opening (132 a);

when in the first state, the rotating part (132) is arranged on the outer wall of the other sub-filter screen (112) to fold the two sub-filter screens (112) to form the containing cavity (111).

5. A filter assembly as claimed in claim 1, wherein said coupling further comprises a second coupling member (14), said second coupling member (14) being telescopically coupled to each of said sub-screens (112) respectively;

when in a first state, the sub-sieves (112) are folded to enclose the containing cavity (111);

when in the second state, the second connecting piece (14) is deformed under the action of external force, so that at least one of the sub-filter screens (112) is separated from the other sub-filter screens (112) to open the containing cavity (111).

6. The filtering assembly according to claim 5, characterized in that said second connection element (14) is arranged above said housing chamber (111);

when in the second state, the second connector (14) is compressed by an external force to separate at least one of the sub-screens (112) from the other sub-screens (112).

7. The filtering assembly according to claim 6, characterized in that said sub-screens (112) are two, said second connecting element (14) being movably arranged on the inner walls of said two sub-screens (112) so as to enable said second connecting element (14) to be housed inside said housing chamber (111).

8. The filtering assembly according to any one of claims 1 to 6, characterized in that at least one of said movable members (113) is provided at the edge of two adjacent sub-filtering meshes (112), the two adjacent sub-filtering meshes (112) being hinged by said movable member (113);

when two adjacent sub-filter screens (112) are in the second state, one of the sub-filter screens (112) moves around the movable piece (113) in a direction away from the other sub-filter screen (112).

9. A filter assembly according to any one of claims 1-6, wherein the edges of two adjacent sub-screens (112) are each provided with a first cuff (114), the two first cuffs (114) abutting each other when in the first state.

10. A health preserving kettle comprising a filter assembly as claimed in any one of claims 1 to 9.

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