CN216090124U

CN216090124U - Cover device and heating container

Info

Publication number: CN216090124U
Application number: CN202120217129.3U
Authority: CN
Inventors: 姚萱; 邓德生; 黄思华
Original assignee: Guangdong Meigoo Intelligent Technology Co ltd
Current assignee: Guangdong Meigoo Intelligent Technology Co ltd
Priority date: 2020-12-28
Filing date: 2021-01-27
Publication date: 2022-03-22
Anticipated expiration: 2031-01-27
Also published as: CN216090068U

Abstract

The utility model discloses a cover device which is detachably connected with a container body and comprises a cover body unit, a pressing unit, a driving unit and a pressure relief unit, wherein the cover body unit is provided with an installation channel, the pressing unit and the driving unit are arranged in the installation channel, the pressure relief unit is provided with a membrane structure which is permeable and liquid-proof and is used for containing the communication of air flow in a cavity and the outside and/or the pressure relief of air, and the pressing unit, the driving unit and the pressure relief unit synchronously move along the installation channel by driving the pressing unit to move. Therefore, the cover device only needs to drive the pressing unit, the linkage driving unit and the pressure relief unit to conduct liquid and/or air, the use is convenient, the membrane structure enables the pressure relief unit to have air permeability and water resistance, the membrane structure can be used for sealing a container and preventing water from overflowing, and the membrane structure has certain sealing and heat preservation effects, and is safe and reliable. The utility model also discloses the cover device and the heating container.

Description

Cover device and heating container

Technical Field

The utility model relates to the technical field of heating containers, in particular to a cover device and a heating container.

Background

The cover and the heating container are daily necessities of people, the cover is mainly used for sealing and/or opening the container, the heating container is usually used for containing liquid and/or solid such as water, food and the like and heating the liquid and/or the solid, the heating container comprises various heating devices such as an electric heating cup, a water boiling kettle, a health preserving kettle and the like, and the water outlet and the pressure relief port of the cover and the heating container are usually designed to be open structures by manufacturers.

The prior art discloses a liquid heating container (Chinese patent No. CN201822275254.0), which comprises a container body provided with a liquid containing cavity and a water outlet part, wherein the water outlet part is provided with a top water outlet and a lateral connecting port connected with the container body. Above-mentioned utility model's delivery port is only equipped with a passageway as the pressure release mouth, consequently under heating state, steam is mingled with hot water and is spun from the delivery port, and not only the low and easy scald user of heating efficiency like this, and under the natural unheated state, this electric heat container can not sealed, can not go out to carry the use as the thermos cup, and the practicality is not strong.

Currently, the lids on most containers have the following disadvantages: (1) in order to ensure the convenience of water outlet, the container cover usually designs the water outlet to be an open structure without a structure of air and liquid permeation, so that the heating efficiency is low, a user cannot carry the container outside, and the container cover does not have sealing property and heat preservation property; (2) the water outlet of the container cover is directly contacted with the outside, so that water is easy to overflow under high pressure, water vapor is easy to be mixed with hot water and is sprayed outwards, the pressure relief mode is direct, and the safety is not high; (3) the container cover is usually only provided with one channel and is used for water outlet and pressure relief, so the channel is usually required to be opened when heating and drinking, or the cover is unscrewed for pressure relief, the channel is required to be closed when carrying, and the container cover is troublesome to use and poor in practicability.

Disclosure of Invention

Aiming at the defects in the prior art, the utility model provides the cover, the cover device only needs to drive the pressing unit, link the driving unit and the pressure relief unit, conducts liquid and/or gas, is convenient to use, has the advantages of gas permeability and waterproofness due to the membrane structure, can be used for sealing a container and preventing water from overflowing, has certain sealing and heat preservation effects, and is safe and reliable. The utility model also discloses the cover device and the heating container.

In order to solve the technical problem, the utility model is solved by the following technical scheme:

a closure assembly for removable connection to a container body, said closure assembly comprising:

a cover unit provided with an installation channel;

a pressing unit for applying an external force;

the driving unit is connected with the lower end of the pressing unit, and the pressing unit and the driving unit are arranged in the installation channel;

the pressure relief unit is arranged below the driving unit and connected with the lower end of the driving unit, and is provided with a membrane structure with a gas-permeable and liquid-insulating function and used for communicating air flow in the accommodating cavity with the outside and/or relieving pressure of gas;

the pressing unit is driven to move, and the pressing unit, the driving unit and the pressure relief unit move synchronously along the installation channel.

Preferably, the pressure relief unit includes:

the first pressure relief structure is provided with a first channel for guiding the flow of the air in and out of the cavity;

and/or the second pressure relief structure is provided with a second channel for guiding the air in the cavity and outside the cavity;

the membrane structure is arranged above and/or below the first pressure relief structure and the second pressure relief structure, and a third channel for containing the flow guide of the inner and outer gases of the cavity is arranged on the membrane structure;

the first channel, the second channel and the three phases of the channels are communicated to form a drainage channel for ventilating and isolating liquid.

Preferably, the film structure is provided as a film layer and/or a fabric with the functions of air permeation and liquid separation, and the film structure is dried and/or melted and/or smeared and/or attached and/or extruded and/or installed on the first pressure relief structure and/or the second pressure relief structure.

Preferably, the membrane structure is provided with one or more pores, which constitute the third channel.

Preferably, the membrane structure covers the first channel and/or the second channel and is used for blocking the diversion of the liquid in the accommodating chamber.

Preferably, the driving unit includes:

the upper end of the connecting rod is connected with the pressing unit;

the blocking plate is connected with the lower end of the connecting rod;

the first pressure relief structure is formed by a part and/or all of the barrier plates.

Preferably, the barrier plate is provided with at least one through hole structure four, and the first channel is formed by the through hole structure four.

Preferably, the driving unit includes:

the upper end of the connecting rod is connected with the pressing unit;

the blocking plate is connected with the lower end of the connecting rod;

the first pressure relief structure is connected with the lower end of the barrier plate;

the first pressure relief structure is provided with at least one first through hole structure, and the first channel is formed by the first through hole structure;

the blocking plate is provided with at least one through hole structure IV, a channel IV is formed, and the channel IV is communicated with the channel I.

Preferably, the second pressure relief structure is connected with the barrier plate and/or the membrane structure, at least one second through hole structure is arranged on the second pressure relief structure, and the second channel is formed by the second through hole structure.

Preferably, the lower end face of the barrier plate is provided with an inward concave installation space for accommodating the membrane structure and the second pressure relief structure.

Preferably, the barrier plate comprises:

the lower end of the barrier plate body forms the installation space;

the limiting part is connected with the lower end of the barrier plate body, and a limiting space is formed between the limiting part and the outer peripheral edge of the barrier plate body and used for installing and/or positioning the second pressure relief structure.

Preferably, the second pressure relief structure includes:

the second pressure relief structure body is positioned in the installation space;

the mounting piece is connected with the upper end of the second pressure relief structure body and is connected in the limiting space so that the second pressure relief structure is clamped and fixed with the blocking plate; the top of installed part still is equipped with the bellying, the bellying inlays in baffling board body lower extreme.

Preferably, a first flow guide channel and a second flow guide channel are arranged on the cover device, wherein:

the first flow guide channel is connected to the outside along the inner side wall of the cover body unit and is formed with the accommodating cavity and/or the flow guide channel;

the second flow guide channel consists of the first flow guide channel and a flow guide channel;

the pressing unit, the barrier plate, the membrane structure and the second pressure relief structure synchronously move along the installation channel, and when the barrier plate is in an opening state, the first flow guide channel penetrates through the accommodating chamber and the outside to guide liquid and/or gas in the accommodating chamber; when the blocking plate is in a closed state, the second flow guide channel penetrates through the accommodating cavity and the outside to guide the gas in the accommodating cavity.

The present invention also discloses a heating container comprising:

the container body is provided with an accommodating chamber for accommodating an external medium;

the handle structure is connected with the container body and used for being held by hands;

the heating device is connected with the lower end of the container body and is used for heating the medium in the accommodating chamber;

the cover device of any one of the above claims, detachably connected to the container body, for opening and/or closing the receiving chamber.

Preferably, the heating device includes:

the base is connected with the lower end of the container body and is used for supporting the container body;

the heating element is arranged on the base and is electrically connected with an external power supply;

and/or an electric storage element for storing electric energy and/or supplying power to the heating element.

Preferably, the heating device and the heating container are of an integral structure or a split structure.

The utility model mainly obtains the following beneficial effects:

(1) the cover device provided by the utility model has the advantages that the membrane structure with the air-permeable and liquid-proof functions is arranged, so that the membrane structure can intercept liquid in the accommodating chamber and allow gas to pass through, and the functions of breathing, ventilation and water prevention are realized, so that the situation that potential safety hazards are caused by water overflow or water splashing to a user in the heating process is prevented, and meanwhile, normal pressure relief and exhaust can be realized under the condition of high-temperature heating, and the safety and reliability are realized.

(2) The cover device of the utility model ensures that the heating container has certain heat preservation and sealing performance through the membrane structure with the air-permeable and liquid-proof functions, thus not only improving the heating efficiency, but also avoiding the water leakage of the container, and the cover device can be taken out of the heat preservation container by a user for carrying and use, and has better practicability.

(3) The cover device is provided with the first flow guide channel and the second flow guide channel, wherein the first flow guide channel is used for guiding liquid and gas in a drinking state, and the second flow guide channel is used for guiding gas in a heating state, so that the first flow guide channel and/or the second flow guide channel are/is switched by driving the pressing unit under the condition that the cover device is not unscrewed, so that liquid and gas in the heating container can be led out from different channels according to different working states, and the cover device is convenient and practical to use.

Additional aspects and advantages of the utility model 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 utility model.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:

fig. 1 is a schematic view of an overall structure of a cover device according to an embodiment of the present invention.

Fig. 2 is another overall structural schematic diagram of the cover device according to an embodiment of the disclosure.

Fig. 3 is an exploded schematic view of a cover device according to an embodiment of the present invention.

Fig. 4 is another exploded schematic view of a cover device according to an embodiment of the present invention.

Fig. 5 is an exploded schematic view of a portion of the driving unit according to an embodiment of the disclosure.

Fig. 6 is a schematic structural diagram of a driving unit according to an embodiment of the disclosure.

Fig. 7 is another schematic structural diagram of a driving unit according to an embodiment of the disclosure.

Fig. 8 is a schematic cross-sectional view illustrating a pressure relief unit according to an embodiment of the utility model.

Fig. 9 is an exploded schematic view of a cross-sectional structure of a pressure relief unit according to an embodiment of the disclosure.

Fig. 10 is another exploded view of a cross-sectional structure of a pressure relief unit according to an embodiment of the disclosure.

Fig. 11 is a schematic cross-sectional view of a cover device according to an embodiment of the present invention.

Fig. 12 is a schematic view of a first flow guide channel according to an embodiment of the disclosure.

Fig. 13 is a schematic view of a second flow guide channel according to an embodiment of the disclosure.

Fig. 14 is an exploded schematic view of a pressing unit according to an embodiment of the present invention.

Fig. 15 is another exploded schematic view of the pressing unit according to an embodiment of the present invention.

Fig. 16 is an exploded schematic view of a cover unit according to an embodiment of the disclosure.

Fig. 17 is another exploded view of the cover unit according to an embodiment of the present invention.

Fig. 18 is a schematic cross-sectional view illustrating a cover unit according to an embodiment of the present invention.

Fig. 19 is a schematic view of the overall structure of the cover according to an embodiment of the present invention.

Fig. 20 is another cross-sectional structural diagram of the cover unit according to an embodiment of the disclosure.

Fig. 21 is a schematic view of an integrated structure of a heating container according to an embodiment of the disclosure.

Fig. 22 is a schematic view of a split structure of a heating container according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the drawings of the embodiments of the present invention. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the utility model without any inventive step, are within the scope of protection of the utility model.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and 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 present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. 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 present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the description and claims of the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the use of the terms "a" or "an" and the like do not denote a limitation of quantity, but rather denote the presence of at least one.

As shown in fig. 1 to 4, as a first embodiment of the present invention, a cap device is disclosed, which can be used to seal and/or open any heatable or non-heatable container having a receiving chamber, such as a cup, a bottle, a pot, a soymilk maker, etc. In this embodiment, the cover device is detachably connected to the container body, and the cover device includes a cover body unit 21, a pressing unit 22, a driving unit 23, and a pressure relief unit 4; the cover unit 21 is provided with at least one mounting channel 201, in the present embodiment, one mounting channel 201 is provided, and the mounting channel 201 is located in the middle of the cover unit 21, so that the structure is more stable, and in other embodiments, two or more mounting channels 201 may also be provided, and located in the middle and/or the side of the cover unit 21; the pressing unit 22 is used for applying force by external acting force to drive the pressing unit 22 to move, the driving unit 23 is connected with the lower end of the pressing unit 22, and the pressing unit 22 and the driving unit 23 are arranged in the installation channel 201, so that deviation or dislocation caused by overlarge force application is avoided, and the pressing unit 22 and the driving unit 23 are ensured to move along the track of the installation channel 201 without departing from the installation channel 201 in the moving process; the pressure relief unit 4 is arranged below the driving unit 23 and is provided with a membrane structure 43 capable of ventilating and isolating liquid, the pressure relief unit 4 is mainly used for relieving and exhausting air flow in a container in a heating process or a containing cavity in a natural state, so that the internal air pressure and the external air pressure are balanced and stable, the situation that a cover body cannot be opened or the air pressure in the container is too large and exploded is avoided, and the pressure relief unit 4 is connected with the lower end of the driving unit 23, so that the pressing unit 22 is driven to move under the external acting force, the pressing unit 22, the driving unit 23 and the pressure relief unit 4 synchronously move along the installation channel 201 to generate a linkage effect, and the cover device is opened and/or closed to conduct liquid and/or air, the cover device does not need to be screwed, and the operation is more labor-saving; this pressure release unit 4 is located the below of drive unit 23 for pressure release unit 4 is closer to in holding the cavity, and the air current in holding the cavity can be more directly through the outside discharge of pressure release unit 4, and the effect is direct, the pressure release is efficient, and pressure release unit 4 and drive unit 23's being connected, can be that multiple connected modes such as dismantlement connection, integral type connection, split type connection, regulation connection link to each other. In addition, the process of deriving of the air current in the accommodation chamber often has the derivation of liquid along with, especially in the heating process, the air pressure in the accommodation chamber is big, mix with water in the vapor and outwards spout, scald the user easily, therefore, in this embodiment, the last drainage channel that is used for leading gas of pressure release unit 4 is ventilative spacer, specifically, this drainage channel 44 is the interception liquid, and the admission gas passes through, has breathing, ventilative and waterproof function, consequently avoids the heating process water splash to the user greatly, causes the condition of potential safety hazard, has security and reliability. And the setting of membrane structure 43 makes the lid device have certain heat preservation, leakproofness, so not only improves heating efficiency, still need not worry the condition that the container leaks water, and the user can carry the use as a heat preservation container outsourcing with it, has better practicality.

As shown in fig. 4 and 5, as another embodiment of the present invention, the pressure relief unit 4 includes a first pressure relief structure 41, and/or a second pressure relief structure 42, and a membrane structure 43 is disposed above and/or below the first pressure relief structure 41, the second pressure relief structure 42. The first pressure relief structure 41 is provided with a first channel 411 for guiding the flow of the air in and out of the cavity; the second pressure relief structure 42 is provided with a second channel 421 for accommodating the flow guide of the indoor and outdoor gases, and the membrane structure 43 is provided with a third channel 431 for accommodating the flow guide of the indoor and outdoor gases; the first channel 411, the second channel 421 and the third channel 431 are communicated to form a drainage channel 44 for ventilation and liquid insulation. In this embodiment, the width of the pressure relief unit 4 is smaller than or corresponding to the width of the cross section of the containing cavity of the container body 1, so that the pressure relief unit 4 can be partially or completely located in the containing cavity to allow air to enter and exit the containing cavity, thereby reducing positive and negative pressure loads on the containing cavity, reducing stress on the container, and improving the reliability of the container in use, specifically, during the heating process, the containing cavity will expand, during the process, air in the containing cavity can be discharged outwards by the pressure relief unit 4, and/or during the contraction process of the containing cavity, air outside the containing cavity can be sucked in by the pressure relief unit 4, thereby well maintaining the air pressure balance inside and outside the container through the pressure relief unit 4, preventing high pressure from causing explosion and negative pressure from causing instability, and improving stability and safety, especially for a heating device with high temperature and high pressure, it is necessary to provide a pressure relief unit 4. In this embodiment, the pressure relief unit 4 is provided with two pressure relief structures, namely a first pressure relief structure 41 and a second pressure relief structure 42, so that the pressure relief is buffered, and a certain supporting and connecting effect is provided for the membrane structure 43, or when one pressure relief structure is blocked or damaged, the other pressure relief structure can also play a standby role; the first pressure relief structure 41 and the second pressure relief structure 42 are mainly used for exhausting and relieving air flow inside and outside the accommodating cavity, the first pressure relief structure 41 and the second pressure relief structure 42 can be connected in an integrated manner, fixedly connected, adjusted and connected and the like, the first pressure relief structure 41 and the second pressure relief structure 42 can be separated or connected by an external medium, the second pressure relief structure 42 is positioned at the lower end of the first pressure relief structure 41 and is connected with the first pressure relief structure 41, so that the pressure relief unit 4 can be conveniently maintained, when the first channel 411 and/or the second channel 421 are blocked by other positions such as scale, dust and the like, the first pressure relief structure 41 and/or the second pressure relief structure 42 can be conveniently washed, cleaned and the like, the smoothness of pressure relief is ensured, and even under the condition that the first pressure relief structure 41 and/or the second pressure relief structure 42 are damaged, the damaged parts can be changed without whole replacement, the overhaul and maintenance cost is reduced, or the first pressure relief structure 41 and/or the second pressure relief structure 42 can be used as a standard component and correspondingly matched with a finished product of different models, so that the production cost is reduced. In addition, the first channel 411 and the second channel 421 in this embodiment are respectively four, and are respectively and uniformly distributed on the first pressure relief structure 41 and the second pressure relief structure 42, so as to facilitate uniform and all-directional pressure relief and air exhaust, and of course, in other embodiments, one or more of the first channel 411 and the second channel 421 may be used. Further, at least one channel third 431 on the membrane structure 43 of the membrane structure 43 is provided with a gas-permeable and liquid-proof function, so that the membrane structure 43 can intercept and transmit gas to the liquid in the channel one 411 and/or the channel two 421, in this embodiment, the membrane structure 43 is located between the first pressure relief structure 41 and the second pressure relief structure 42, specifically, the membrane structure 43 is located below the first pressure relief structure 41 and above the second pressure relief structure 42, therefore, in a specific pressure relief process, gas and liquid are firstly introduced into the second pressure relief structure 42 from top to bottom and are introduced onto the membrane structure 43 through the channel two 421 on the second pressure relief structure 42, the channel third 431 on the membrane structure 43 allows gas to pass through, but intercepts liquid, so that the liquid still remains in the accommodating chamber, and the gas passing through is then introduced into the channel one 411 of the first pressure relief structure 41, and finally, the product is led out to the outside. Therefore, the second pressure relief structure 42 has an initial flow guiding function, so that the phenomenon that the membrane structure 43 is overheated or damaged due to overlarge impact force of air flow and liquid is avoided, the service life of the product is prolonged, the air flow can be sequentially and gradually guided into the third channel 431 of the membrane structure 43, the stability of the air flow and the air pressure balance of the accommodating cavity are ensured, and in addition, the second pressure relief structure 42 is positioned at the lower part of the membrane structure 43 and has a supporting function on the membrane structure 43. In addition, most importantly, the first channel 411, the second channel 421 and the third channel 431 are communicated, so that the drainage channel 44 can be formed, that is, the first channel 411, the second channel 421 and the third channel 431 are correspondingly arranged, and if one of the first channel, the second channel and the third channel is not communicated, the pressure relief cannot be finished. In other embodiments, the pressure relief unit 4 may also be constituted by a first pressure relief structure 41 and a membrane structure 43 having a gas-permeable liquid barrier. The membrane structure 43 is disposed above and/or below the first pressure relief structure 41, and a first channel 411 on the first pressure relief structure 41 and a third channel 431 on the membrane structure 43 are communicated with each other to form a drainage channel 44. Alternatively, in other embodiments, the pressure relief unit 4 may also be a second pressure relief structure 42 and a membrane structure 43 with a gas permeable liquid barrier. The second pressure relief structure 42 and the membrane structure 43 are disposed above and/or below the second pressure relief structure 42, and the second channel 421 and the third channel 431 on the first pressure relief structure 41 are communicated with each other to form a drainage channel 44. In these other embodiments, pressure release unit 4 only is equipped with a pressure release structure, therefore, compare this embodiment, the structure of pressure release mode and drainage channel 44 is simpler, and the air current need not be through two pressure release structures again, and the air current in the holding chamber can more directly act on pressure release unit 4, ensures ventilative spacer's exhaust, the smooth and easy nature of breathing in, promotes ventilative effect to and discharge gas to the external world with higher efficiency.

As another embodiment of the present invention, the film structure 43 is provided as a film layer and/or a fabric having air-permeable and liquid-proof functions. In this embodiment, the membrane structure can be formed by the rete of ventilative barrier, also can be formed by the surface fabric of ventilative barrier, or the rete of ventilative barrier, the combination of surface fabric constitutes, the structure of rete and surface fabric is frivolous, be favorable to reducing the weight of lid device, and rete and surface fabric generally have certain toughness, make rete and surface fabric can further play the effect of atmospheric pressure buffering through warping, the atmospheric pressure catastrophe in having held the cavity has been reduced on the one hand like this, on the other hand can prevent to exhaust, the big channel three 431 damage that causes on rete or the surface fabric of inspiratory pressure catastrophe, thereby the life-span of extension product. In other embodiments, in order to make the film layer and/or the fabric be a single layer, which results in higher air permeability and lower cost, or a multi-layer structure, which enhances the liquid-proof property of the film layer and/or the fabric, and has a more stable structure, or a polymer film layer, which is a material composed of various polymers having other functions, such as a polymer film layer having filtering and purifying functions. In addition, the film layer and/or the fabric have the advantages of low cost and convenient installation and setting, for example, the film layer and/or the fabric with the functions of ventilation and liquid isolation can be made of PUW waterproof breathable film, TPU waterproof breathable film, Gore-tex waterproof breathable fabric, expanded polytetrafluoroethylene (ePTFE) and the like. In addition, the film structure 43 is installed on the first pressure relief structure 41 and/or the second pressure relief structure 42 by drying and/or melting and/or smearing and/or attaching and/or extruding and/or mounting, in this embodiment, the film structure 43 is located between the first pressure relief structure 41 and the second pressure relief structure 42 and is attached to the bottom end face of the first pressure relief structure 41 in a close manner, so as to conform to the movement law of air from bottom to top, and the second pressure relief structure 42 has a supporting function on the film structure 43 and the first pressure relief structure 41, so that the structure of the pressure relief unit 4 is more stable, in this embodiment, the film structure 43 is attached to the first pressure relief structure 41, so that air flowing between the first channel 411 and the third channel 431 is tighter, so as to reduce air leakage and pressure relief is more efficient. Certainly, in other embodiments, the membrane structure 43 may also be in a liquid state, and is dried and/or melted and/or coated on the first pressure relief structure 41 and/or the second pressure relief structure 42, so that the membrane structure 43 and the first pressure relief structure 41 and/or the second pressure relief structure 42 are in an integrated structure, and thus, on one hand, installation and assembly of a manufacturer are not required, the cost is reduced, on the other hand, the membrane structure 43 can be prevented from falling off, the structure is reliable, and gas can more directly conduct gas permeation, liquid isolation and good pressure relief effect. In other embodiments, the membrane structure 43 may also be extruded and/or mounted on the first pressure relief structure 41 and/or the second pressure relief structure 42, and the mounting manner may be a plurality of connection manners such as medium adhesion, snap connection, magnetic connection, interference fit connection, and the like.

As another embodiment of the present invention, a membrane structure 43 having one and/or more pores is disposed thereon to form a channel three 431. In this embodiment, at least one pore is configured on the membrane structure 43, so as to block various particles and allow airflow to pass through, the pore is a channel three 431, and the channel three is communicated with the channel one 411 and the channel two 421 to form a drainage channel 44, so that the pore of the membrane structure 43 defines the drainage channel 44, thus, while the cover device has the functions of air permeation and liquid isolation, the assembly step between the pore and the cover device is omitted, the assembly of the product is more convenient, and the pore is configured on the membrane structure 43, thereby avoiding the risks of displacement, separation and the like of the pore relative to the cover device, and improving the reliability and stability of the product.

As another embodiment of the present invention, the membrane structure 43 covers the first channel 411 and/or the second channel 421 for blocking the flow of the liquid in the accommodating chamber. In this embodiment, the membrane structure 43 is disposed as one and covers the first channel 411, there is no gap between the membrane structure 43 and the first channel 411, so that the liquid in the accommodating chamber cannot flow into the first channel 411 from the side edge of the membrane structure 43, the circulation of the liquid is intercepted from all directions, and the airtightness and stability of the first channel 411 are ensured. Certainly, in some other embodiments, the film structure 43 may also cover the second channel 421, so that the liquid and the gas in the accommodating chamber may be more directly subjected to air permeation, liquid isolation, and pressure relief, and in other embodiments, a plurality of film structures 43 may also be provided to cover the first channel 411 and the second channel 421, that is, the air permeation and liquid isolation is performed for a plurality of times, thereby preventing the liquid from leaking, enhancing the liquid isolation, and improving safety and reliability. In other embodiments, the membrane structure 43 may also be located in the first channel 411 and/or the second channel 421, so that the third channel 431 and the first channel 411 and/or the second channel 421 are combined into a whole, and the functions of air permeation and liquid insulation of the membrane structure 43 are satisfied, and meanwhile, the structure is simplified, and the membrane structure 43 has a certain stabilizing effect, so that the load on the membrane structure 43 is reduced, and the risk of breakage and leakage of the membrane structure 43 is reduced.

As shown in fig. 6, as another embodiment of the present invention, the driving unit 23 includes a connection rod 231 and a blocking plate 232, wherein an upper end of the connection rod 231 is connected to the pressing unit 22, a lower end of the connection rod 231 is connected to the blocking plate 232, and the first pressure relief structure 41 is formed of a part and/or all of the blocking plate 232. The connecting rod 231 has the receiving and transmitting functions, and the blocking plate 232 can be used for blocking and/or penetrating liquid and gas in the accommodating chamber; in this embodiment, the connection rod 231 and the pressing unit 22 are detachably connected in a split manner, so as to facilitate installation and replacement during production or use, the connection rod 231 and the blocking plate 232 are integrally connected, so that the blocking plate 232 at the lower end is not easy to fall off and separate, and the transmission of the force is more direct, and the first pressure relief structure 41 is composed of all the blocking plates 232, so that the first pressure relief structure 41 has the functions of pressure relief and air exhaust on the one hand, and can play a role in blocking and/or penetrating through the second flow guide channel 52 on the other hand, so that the functions are integrated, and the structure is simplified. Of course, in other embodiments, the connection of the connection rod 231 with the pressing unit 22 and the blocking plate 232 may be an integral connection or a detachable and separate connection, and the first pressure relief structure 41 may be formed by a part of the blocking plate 232, and both functions described above. In addition, the driving unit 23 further includes a power accumulating part 233 and an elastic part 234, wherein the power accumulating part 233 is used for maintaining a certain elastic force during the driving process, and the elastic part 234 is mainly used for resetting and rebounding; the middle area of the connecting rod 231 is connected with the power storage part 233 and the elastic part 234, the periphery of the middle area is provided with a stopping part 2311, the stopping part 2311 can be connected with the cover body unit 21 to isolate the water in the accommodating chamber from entering, prevent the cover body unit 21 from rusting and damaging, the power storage part 233 is sleeved on the middle area of the connecting rod 231 and is fixedly connected with the connecting rod 231 to drive the connecting rod 231 to keep a certain resilience, the elastic part 234 surrounds the periphery of the connecting rod 231 and the top of the elastic part 234 is connected with the power storage part 233, resetting and/or buffering are realized, and the product damage caused by overlarge external impact force is avoided. In another embodiment, at least one through hole structure four 2321 is disposed on the blocking plate 232, and the first passage 411 is formed by the through hole structure four 2321, so that the through hole structure four 2321 has a function of guiding the flow of the external gas in the accommodating chamber, and in other embodiments, the through hole structure four 2321 may also be connected and/or installed with the external medium, for example, one or more structures are installed above and/or below the blocking plate 232, and the connection is performed through the through hole structure four 2321.

As shown in fig. 6 and 7, as another embodiment of the present invention, the driving unit 23 includes a connecting rod 231 and a blocking plate 232, wherein an upper end of the connecting rod 231 is connected to the pressing unit 22, and a lower end of the connecting rod 231 is connected to the blocking plate 232, unlike the previous embodiment, the first pressure relief structure 41 is connected to a lower end of the blocking plate 232 and is provided with at least one first through hole structure 412, the first channel 411 of the first pressure relief structure 41 is formed by the first through hole structure 412, the blocking plate 232 is provided with at least one fourth through hole structure 2321, a fourth channel 2322 is formed, and the fourth channel 2322 on the blocking plate 232 is communicated with the first channel 411. In this embodiment, first pressure relief structure 41 and separation plate 232 are independent individuals, and both link to each other, make first pressure relief structure 41 mainly used pressure release, exhaust, separation plate 232 mainly used separation and/or link up and hold liquid, gas in the cavity, both functions and effects are different, installation, replacement when consequently being convenient for produce or use, or when first pressure relief structure 41 or separation plate 232 damage, do not influence the work between the mutual structure, have better practicality, first pressure relief structure 41 can be connected as an organic whole, detachable body coupling that divides with separation plate 232's connection. In addition, the first pressure release structure 41 is provided with at least one first through hole structure 412, the first through hole structure 412 forms a first channel 412, and therefore the first through hole structure 412 is mainly used for guiding and releasing the air inside and outside the chamber, and in addition, a fourth channel 2322 is formed on the fourth through hole structure 2321, and the fourth channel 2322 is communicated with the first channel 411, and therefore is mainly used for guiding and releasing the air inside and outside the chamber, and in some embodiments, the first through hole structure 412 and the fourth through hole structure 2321 can also be connected and/or installed with an external medium, for example, one or more structures are installed above and/or below the first pressure release structure 41 and the blocking plate 232, and the connection is achieved through the first through hole structure 412 and the fourth through hole structure 2321.

As shown in fig. 8 and 9, as another embodiment of the present invention, the second pressure relief structure 42 is connected to the blocking plate 232 and/or the membrane structure 43, and drives the movement of the pressing unit 22, so that the pressing unit 22, the blocking plate 232 and the second pressure relief structure 42 move synchronously along the installation channel 201, and further, when the blocking plate 232 is in the open state, the first diversion channel 51 penetrates through the accommodating chamber and the outside, so as to divert the liquid and/or gas in the accommodating chamber; when the blocking plate 232 is in the closed state, the second flow guiding passage 52 penetrates through the accommodating chamber and the outside for guiding the gas in the accommodating chamber. In this embodiment, the second pressure relief structure 42 is connected to the blocking plate 232, and the blocking plate 232 is connected to the connecting rod 231, so that, in the actual process, the pressing unit 22 is driven, and the connecting rod 231 is also driven, so that the blocking plate 232 and the second pressure relief structure 42 are synchronously linked, and in the process, the blocking plate 232 moves downwards to separate the cover unit 21, or moves upwards to connect the cover unit 21. In other embodiments, where the second pressure relief structure 42 is associated with the membrane structure 43, or in other embodiments where the second pressure relief structure 42 is associated with the barrier plate 232 and the membrane structure 43, the pressing unit 22, the barrier plate 232 and the second pressure relief structure 42 all move synchronously along the mounting channel 201, all with the above-described function. In another embodiment, the second pressure relief structure 42 is provided with at least one second through hole structure 422, and the second channel 421 is formed by the second through hole structure 422, so that the second through hole structure 422 has a function of guiding the flow of the external gas in the accommodating chamber, and in other embodiments, the second through hole structure 422 may further be connected and/or installed with an external medium, for example, one or more structures are installed above and/or below the second pressure relief structure 42, and the connection is performed through the second through hole structure 422.

As another embodiment of the present invention, as shown in fig. 10, the lower end surface of the barrier plate 232 is provided with an inwardly depressed installation space 2303 for accommodating the membrane structure 43 and the second relief structure 42. In this embodiment, the lower end portion of the blocking plate 232 is recessed inwards to form an installation space 2303 with the circumferential wall surface, the installation space 2303 is set to be one, certainly, in some other embodiments, more installation spaces 2303 with separation and different functions are formed, the membrane structure 43 and the second pressure relief structure 42 are both located in the installation space 2303, on one hand, the installation space 2303 has a protection effect on the membrane structure 43 and the second pressure relief structure 42, damage to the membrane structure 43 and the second pressure relief structure 42 due to too large air pressure in the accommodating chamber is avoided, on the other hand, the structure is compact and stable, connection is tighter, and disengagement in the driving process is prevented. In some other embodiments, part or all of the membrane structure 43 may be located in the installation space 2303, or part or all of the second pressure relief structure may be located in the installation space 2303. In other embodiments, the second pressure relief structure 42 is recessed inwardly to form the mounting space 2303 for receiving the membrane structure 43 and/or the barrier plate 232 and/or the first pressure relief structure 41, which also have the above-described function.

As shown in fig. 10, as another embodiment of the present invention, the blocking plate 232 includes a blocking plate body 2301 and a position-limiting member 2302, wherein the lower end of the blocking plate body forms the installation space 2303, the position-limiting member 2302 is connected to the lower end of the blocking plate body 2301, and the position-limiting member 2302 and the outer peripheral edge of the blocking plate body 2301 form a position-limiting space 2304 for installing and/or positioning the second pressure relief structure 42. The blocking plate 232 may be an integral structure or a separate structure, in this embodiment, the blocking plate 232 is an integral structure, but includes two portions, namely, a blocking plate body 2301 and a limiting member 2302, the limiting member 2302 protrudes downward from the lower end surface of the blocking plate body 2301, and is fixedly connected to the lower end surface of the blocking plate body 2301, so that the structure is simple, the connection is stable, the limiting members may be multiple in some other embodiments, or the connection with the blocking plate body 2301 is a split detachable connection, and the installation and the replacement are convenient. In this embodiment, the limiting pieces 2302 and the outer periphery of the blocking plate body 2301 form a limiting space 2304, in other embodiments, the limiting space 2304 may also be formed by two adjacent limiting pieces 2302, and the limiting space 2304 is mainly used for accommodating the second pressure relief structure 42, so that the mounting effect is achieved, and the positioning and stabilizing effect is achieved on the other hand, so as to prevent the second pressure relief structure 42 and the blocking plate 232 from being connected and dislocated or separated.

As shown in fig. 10, as another embodiment of the present invention, the second pressure relief structure 42 includes a second pressure relief structure body 4211 and a mounting member 4212, wherein the second pressure relief structure body 4211 is located in the mounting space 2303 and connected to an upper end of the second pressure relief structure body 4211, and the mounting member 4212 is connected in the limiting space 2304, so that the second pressure relief structure 42 is fastened and fixed to the blocking plate 232. Second pressure release structure body 4211 can be integrative structure, also can be the components of a whole that can function independently structure, in this embodiment, second pressure release structure 42 is integrative structure, but including hindering these two parts of second pressure release structure body 4211 and installed part 4212, installed part 4212 is formed by the circumference wall of second pressure release structure body 42111, and installed part 4212 upwards stands out in second pressure release structure body 4211 upper end, the block is in spacing space 2304, in some other embodiments, installed part 4212 can be a plurality of by the formation of second pressure release structure body 4211 upper end, not only be convenient for install, the replacement, and block respectively in a plurality of spacing spaces 2304, thereby further firm structure. In addition, the top end of the mounting member 4212 is further provided with at least one protrusion 4213, the protrusion 4213 is embedded in the lower end of the barrier plate body 2312, in other embodiments, the protrusion 4213 may also be disposed at the side end of the mounting member 4212, and forms an interference fit with the limiting member 2302 and/or the side end of the barrier plate body 2301, so as to enhance the connection between the second pressure relief structure 42 and the barrier plate 232, and further stabilize the structure. In other embodiments, the connection between the second pressure relief structure 42 and the blocking plate 232 may also be implemented by a plurality of connection methods such as medium adhesion, clamping, magnetic connection, interference fit connection, and the like. In addition, the width of the film structure 43 is equivalent to that of the first pressure relief structure 41 and/or the second pressure relief structure 42 and/or the barrier plate 232, and in the embodiment, the film structure 43 is located in the installation space 2303 and is smaller than that of the barrier plate 232, so that the film structure 43 can sufficiently cover the first channel 411 and has good air permeability and liquid insulation.

As shown in fig. 11-13, as another embodiment of the present invention, a first diversion channel 51 and a second diversion channel 52 are disposed on the cover device 2, wherein the first diversion channel 51 is connected to the outside along the inner sidewall of the cover unit 21 and is formed with the accommodating chamber and/or the diversion channel 44, the second diversion channel 52 is formed by the first diversion channel 52 and the diversion channel 44, the pressing unit 22 is driven to move, the pressing unit 22, the blocking plate 232, the membrane structure 43 and the second pressure relief structure 42 move synchronously along the installation channel 201, and when the blocking plate 232 is in the open state, the first diversion channel 51 penetrates through the accommodating chamber and the outside for diversion of the liquid and/or gas in the accommodating chamber; when the blocking plate 232 is in the closed state, the second flow guide channel 52 penetrates through the accommodating chamber and the outside for guiding the flow of the gas in the accommodating chamber, so that a user does not need to unscrew the cover device 2, the two channels can be switched by driving the pressing unit 22 through force application, the device is suitable for different working states, the use is convenient, the second flow guide channel 52 is formed by penetrating the first flow guide channel 51 and the flow guide channel 44, therefore, inlets at the lower ends of the first flow guide channel 51 and the second flow guide channel 52 are different, but the final outlet is the same, so that the structure of the device is simplified, and of course, in some other embodiments, the first flow guide channel 51 and the second flow guide channel 52 can also be independent channels, and the first flow guide channel 51 and the second flow guide channel 52 are not penetrated, and the above functions are also achieved. This lid device is through being equipped with two kinds of passageways, and these two kinds of passageways have different drain and/or air guide function, compare in some current lids, set up a delivery port usually, and air guide and drain are all through this delivery port, that is to say, the user pours water from the heating container and is gone on through this delivery port, exhaust in the heating process also goes on through this delivery port, and in order to guarantee the pressure release nature in the heating process, this delivery port can not sealed, therefore the water in the container can be followed steam and spout from the delivery port usually, so on the one hand scald the user easily, on the other hand the delivery port is opened in the heating process, lead to heating efficiency lower, and do not have the heat preservation effect, the heating container is after boiling water, the user needs to set up the horse and pours water into the heat preservation kettle, the practicality is not strong. When a user needs to pour water for drinking, the cover device 2 is in an open state, and water and air are guided through the first flow guide channel 51; when heating is required, the cover device 2 is in the closed state, i.e. in the natural state, only gas is conducted through the second flow-guiding channels 52, but not water, so that in the cover device of the present invention, in different operating states, the liquid and/or gas in the receiving chamber 11 is conducted out of different channels, rather than gas and/or liquid in only one channel. Further, in the embodiment, the second diversion channel 52 is formed by communicating the first diversion channel 52 with the drainage channel 44, in the actual use process, a user applies force to the pressing unit 22 to open the cover device 2, at the moment, the first diversion channel 51 conducts water and air guiding, and compared with some covers with an uncovering direct-drinking structure, the cover needs to be opened to drink water, so that the cover is inconvenient to drink and is easy to lose, and the cover is inconvenient to use for children and old people with small strength. After drinking, force is applied to the pressing unit 22, the cover device 2 is closed, the first flow guide channel 52 is not sealed with the containing cavity at the moment and water cannot be discharged, part of the first flow guide channel 51 is communicated with the flow guide channel 44 to open the second flow guide channel 52, the second flow guide channel 52 intercepts liquid in the containing cavity and can guide air, the breathing, ventilation and waterproof functions are achieved, direct heating and water boiling can be conducted at the moment, the second flow guide channel 52 can be decompressed and exhausted, namely the cover is closed to boil water, therefore, the cover device is a sealed container and is carried outside for use, water cannot overflow, water cannot leak even though the water is poured, and in the heating process, steam in the containing cavity passes through the flow guide channel 44 and cannot be mixed with hot water to be sprayed outwards, and a good safety effect is achieved. Compare in some current lids and heating container, delivery port and pressure release mouth are same, for open structure, can not empty for the in-process of heating up water, only can keep flat on the desktop and use at home, just can pour into the thermo jug again after waiting to heat up water and carry the use, and the practicality is not strong. In addition, under the closure state at lid device 2, first water conservancy diversion passageway 51 does not link up with the external world mutually, and second water conservancy diversion passageway 52 is one-way pressure release, also does not leak, therefore has certain leakproofness, so not only improves heating efficiency, and has the heat preservation effect, through two kinds of passageway settings of lid device, satisfies user's different needs, and it is convenient, practical to use. Of course, in other embodiments, the cap device 2 is removably attached to the container body 1, so that the cap device 2 can be directly screwed on for drinking.

As shown in fig. 14 and 15, as another embodiment of the present invention, the pressing structure 22 has a pressing interface, which is an upper end surface of the pressing structure 22 and is in contact with the outside, so that the pressing interface can be pressed by the hand of the user, and the lower end of the pressing structure 22 is connected to the connecting rod 231, and the pressing interface of the pressing structure 23 is pressed by applying a force to drive the movement of the connecting rod 231 to open and/or close the first diversion passage 51. In the present embodiment, the pressing structure 22 includes a first active member 221, a second active member 222 and a fixing base 223, wherein the first active member 221 can drive the second active member 222 under an external force. Further, the first driving member 221 is located in the fixed base 223, so that an external force can directly act on the first driving member 221, the first driving member 221 can perform longitudinal movement and rotation at a certain angle under the action of a pushing force, and a plurality of first driving teeth 251 are arranged on the first driving member 221; the second driving member 222 is located in the fixed base 223 and connected to the lower end of the first driving member 221, the second driving member 222 is provided with a plurality of second driving teeth 261 matched with the first driving teeth 251, and a receiving chamber 262 for connecting the connecting rod 231 is arranged in the middle of the second driving member 222, so that the first driving member 221 performs longitudinal movement and rotation under the condition of external acting force, and the first driving teeth 251 are thrust to extrude the second driving teeth 261 to perform longitudinal movement and rotation, thereby driving the connecting rod 231 to move. A driving chamber 2231 capable of accommodating the first driving part 221 and the second driving part 222 is arranged in the middle of the fixed base 223, and the driving chamber 2231 is a hollow structure; the upper part of the inner wall surface of the fixed base 223 is provided with a limiting protrusion 2232 for limiting the longitudinal movement and rotation of the second driving tooth 261, and the limiting protrusion 2232 is provided with a plurality of limiting channels 2233 opposite to the limiting protrusion 2332 for allowing the longitudinal movement and rotation of the second driving tooth 261. The fixing base 223 further includes a base plate 271 at the top connectable with the cover unit 21 for sealing the internal structure and preventing external dust from entering the cover device 2, which is more aesthetic and sanitary. Therefore, when the first driving member 221 is pressed, the first driving tooth 251 of the first driving member 221 moves downward and drives the second driving tooth 261 of the second driving member 222 to rotate in the fixed base 223, so that the second driving member 222 gradually presses the connecting rod 231 downward during the rotation process, and thus moves downward and longitudinally, and for this reason, the elastic member 234 is pressed by the energy storage member 233 to be in a compressed state, and in this process, the blocking plate 232 and the second pressure relief structure 42 at the lower end of the connecting rod 231 also move downward and away from the cover unit 21, and the first diversion channel 51 is opened. When the first driving member 221 is pressed, the first driving tooth 251 of the first driving member 221 moves downward and drives the second driving tooth 261 of the second driving member 222 to rotate in the fixed base 223, so that the second driving member 222 gradually moves upward and loosens the connecting rod 231 in the rotating process, and the elastic member 234 rebounds to push the power storage member 233 and the connecting rod 231 to move upward, in this process, the blocking plate 232 at the lower end of the connecting rod 231 and the second pressure relief structure 42 also move upward to cling to the cover unit 21, and the first flow guide channel 51 is closed.

As shown in fig. 16 to 20, as another embodiment of the present invention, the cover unit 21 includes a first cover structure 211 and a second cover structure 212, wherein the first cover structure 211 is movably connected with the connection rod 231, and the second cover structure 212 is connected around the outer circumferential surface of the first cover structure 211. In the present embodiment, an installation chamber 2111 with an upward opening is provided in the middle of the first cover structure 211, the installation chamber 2111 is surrounded by the circumferential wall surface of the first cover structure 211, a first partition 213 and a second partition 214 are provided in the installation chamber 2111, the first partition 213 and the second partition 214 are perpendicular to the bottom surface of the installation chamber 2111, wherein the second partition 214 is close to the center of the first cover structure 211, and the height of the first partition 213 is smaller than that of the second partition 214; the first partition 213 and the second partition 214 divide the mounting chamber 2111 into a first mounting cavity 2131 and a second mounting cavity 2141, wherein the first mounting cavity 2131 is formed by the circumferential wall surface of the first cover structure 211 being divided from the first partition 213, and the second mounting cavity 2141 is formed by the first partition 213 and the second partition 214 being divided. A mounting hole 2142 penetrating the mounting chamber 2111 is formed between the second partition 214 and the first cover structure 211, for the connection rod 231 to pass through the mounting hole 2142; the inner side of the upper end of the second partition 214 is provided with a groove capable of being connected with the blocking member 2311, the blocking member 2311 is embedded with the groove to form a seal, or the blocking member 2311 is longitudinally movably connected on the inner wall surface of the second partition 214 to form a seal, so that the liquid is intercepted from flowing into the second mounting cavity 2141, and the blocking member is elastically sleeved on the periphery of the second partition 214 and is used for fastening and/or elastically connecting the first cover structure 211 and the connecting rod 231. Specifically, the lower end surface of the first mounting cavity 2131 is provided with at least one air outlet valve port 2132 for guiding the air flow in the drainage channel 44, the second cover structure 212 is connected to the first cover structure 211, and the bottom end surface of the second cover structure 212 is provided with a connecting portion 2121 protruding downward, so that the opening and/or closing of the first air guiding channel 51 is formed by movably connecting the connecting member 2121 with the upper end surface of the blocking plate 232. Further, when a force is applied to the pressure-bearing interface of the pressing structure 23, the upper end surface of the blocking plate 232 is separated from the connecting portion 2121, at this time, the first diversion channel 51 is opened, and the liquid and the air flow in the accommodating chamber enter the cover device 2 through the first diversion channel 51 and are discharged to the outside; correspondingly, when a force is applied to the pressure-bearing interface of the pressing structure 23, the upper end surface of the blocking plate 232 is in fit connection with the connecting portion 2121, at this time, the first flow guide passage 51 is closed, and the liquid and the air flow in the accommodating chamber are isolated. The cover unit 21 further comprises an installation inner cover 215 connected with the first cover structure 211 and the fixed base 223, and an installation outer cover 216 surrounding the periphery of the installation inner cover 215, wherein the installation inner cover 215 is provided with a placing cavity I2151 capable of accommodating the pressing structure 23 in the middle, the placing cavity I2151 is formed by connecting circumferential wall surfaces of the installation inner cover 215, the circumferential outer wall surfaces are provided with external threads connected with the installation outer cover 216, the circumferential inner wall surfaces are provided with installation bulges matched and connected with grooves in the fixed base 223, and the lower end surface of the installation inner cover 215 is attached and connected with the first partition piece 213 of the first cover structure 211. The outer shape of the installation outer cover 216 is larger than that of the installation inner cover 215, a second placing cavity 2161 for accommodating the installation inner cover 215 and the pressing unit 22 is arranged in the middle of the installation outer cover 216, the second placing cavity 2161 is formed by connecting the circumferential wall surfaces of the installation outer cover 216, the lower end of the installation outer cover 216 is connected with the first cover structure 211, and the upper end of the installation outer cover 216 is provided with a support 2165 for supporting the substrate 271 in the fixed base 223. The inner wall surface and the outer wall surface of the mounting outer cover 216 in the circumferential direction are provided with threads, the outer wall surface of the mounting inner cover 215 in the circumferential direction is provided with threads connected with the mounting outer cover 216, therefore, the mounting inner cover 215 is connected with the outer wall surface of the mounting outer cover 216 to form an external channel 217 which can be communicated with the outside, the external channel 217 is communicated with the first mounting cavity 2131 to form a first flow guide channel 51, and the external channel 217, the first mounting cavity 2131 and the flow guide channel 44 are communicated to form a second flow guide channel 52, therefore, the liquid guide inlets and/or the gas guide inlets at the lower parts of the first flow guide channel 51 and the second flow guide channel 52 are different, but the liquid guide outlets and/or the gas guide outlets at the upper parts are discharged outwards through the external channel 217, the space arrangement is reasonable, the structure is compact, and convenience is brought for a user to drink.

As shown in fig. 21 and 22, the utility model also discloses a heating container, which can be a heating living or kitchen appliance such as a water boiling kettle, a vacuum cup, a health preserving kettle, a soybean milk machine and the like, and comprises a container body 1, a cover device 2, a heating device 3 and a handle structure 5 of any embodiment. Wherein, the container body 1 is provided with a containing chamber 11 for placing external media, such as liquid or solid such as water, beverage, milk, fruit juice and the like; the cover device 2 is detachably connected with the upper end of the container body 1 and is used for opening and/or closing the accommodating chamber 11 so as to seal or penetrate the accommodating chamber 11; the heating device 3 is connected with the lower end of the container body 1 and is used for heating the medium in the accommodating chamber 11; the handle structure 5 is connected to the container body 1 for hand gripping for carrying and applying force to a user, although in other embodiments, some heating containers may be free of the handle structure. Heating device 3 includes base, heating element and/or electric power storage element, and wherein the base links to each other with the lower extreme of container body 1 for support container body 1, and heating element sets up on base 31, and heating element is connected with external power source electricity, realizes electrically conducting heating, and perhaps heating device 3 still includes electric power storage element in other embodiments, and electric power storage element is used for storing electric energy and/or supplies power to heating element, can realize wireless charging, and the person of being convenient for goes out to carry and uses. In addition, the connection mode of the heating device 3 and the cover device 2 may be an integral structure, or may be a split connection, or the heating device 3 is externally installed on the heating container, and the heating container is placed on the heating device 3 to be heated when in use, and the heating device 3 is generally connected to the lower part of the container body 1 to heat up from bottom to top, in other embodiments, the heating device 3 may also be composed of a part of the container body 1 or arranged in the container body 1, and may be composed of a material with self-heating induction and/or a heating medium.

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 the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

In summary, the above-mentioned embodiments are only preferred embodiments of the present invention, and all equivalent changes and modifications made in the claims of the present invention should be covered by the claims of the present invention.

Claims

1. A closure assembly for removable connection to a container body, said closure assembly comprising:

a cover unit provided with an installation channel;

a pressing unit for applying an external force;

the pressure relief unit is arranged below the driving unit and connected with the lower end of the driving unit, and is provided with a breathable liquid-proof membrane structure for accommodating the communication of air flow in the cavity and the outside and/or the pressure relief of air;

2. The cover device of claim 1, wherein the pressure relief unit comprises:

3. The cover device of claim 2, wherein: the membrane structure is arranged into a membrane layer and/or a fabric with the functions of ventilation and liquid isolation, and the membrane structure is arranged on the first pressure relief structure and/or the second pressure relief structure through drying, melting, smearing, attaching or extruding.

4. A cover device according to claim 3, wherein: the membrane structure is provided with one or more pores which form the third channel.

5. The cover device of claim 4, wherein: the membrane structure covers the first channel and/or the second channel and is used for blocking the diversion of liquid in the accommodating chamber.

6. The cover device according to any one of claims 2 to 5, wherein the driving unit comprises:

the upper end of the connecting rod is connected with the pressing unit;

the blocking plate is connected with the lower end of the connecting rod;

7. The cover device of claim 6, wherein: the blocking plate is provided with at least one fourth through hole structure, and the first channel is formed by the fourth through hole structure.

8. The cover device according to any one of claims 2 to 5, wherein the driving unit comprises:

the upper end of the connecting rod is connected with the pressing unit;

the blocking plate is connected with the lower end of the connecting rod;

9. The cover device according to claim 6 or 8, wherein: the second pressure relief structure is connected with the barrier plate and/or the membrane structure, at least one through hole structure II is arranged on the second pressure relief structure, and the channel II is formed by the through hole structure II.

10. The cover device of claim 9, wherein: the lower end face of the barrier plate is provided with an inward concave mounting space for accommodating the membrane structure and the second pressure relief structure.

11. The lid arrangement of claim 10, wherein the barrier plate comprises:

the lower end of the barrier plate body forms the installation space;

12. The cover device of claim 11, wherein: the second pressure relief structure includes:

13. The cover device of claim 12, wherein: be provided with first water conservancy diversion passageway, second water conservancy diversion passageway on the lid device, wherein:

the first flow guide channel is formed by connecting the outer part and the accommodating cavity along the inner side wall of the cover body unit;

14. A heating vessel, comprising:

a closure assembly as claimed in any one of claims 1 to 13, removably attachable to said container body for opening and/or closing said receiving chamber.

15. A heating vessel according to claim 14, wherein said heating means comprises:

16. The heating vessel of claim 15, wherein the heating device is of unitary or separate construction from the heating vessel.