CN217907341U - Container lid and liquid heating container - Google Patents

Abstract

The embodiment of the utility model provides a container lid and a liquid heating container. Wherein, the container lid includes: the steam inlet is formed in the bottom wall of the cover body, the steam outlet is formed in the side wall or the top wall of the cover body, and a steam channel communicated with the steam inlet and the steam outlet is formed in the cover body; the anti-overflow assembly is arranged in the steam channel and comprises a steam exhaust pipe, a steam guide pipe and a rotary counterweight, the bottom end of the steam exhaust pipe is rotatably connected with the steam inlet, the top end of the steam exhaust pipe is provided with a closed structure, the steam guide pipe and the rotary counterweight are connected to two opposite sides of the steam exhaust pipe, the inlet end of the steam guide pipe is communicated with the steam exhaust pipe, and the outlet end of the steam guide pipe is communicated with the steam outlet through the steam channel; wherein, rotatory weight can be when the container lid emptys down rotatory around steam inlet's axis under self action of gravity to drive steam guide pipe upwards rotation. The anti-overflow subassembly simple structure, assembly spare part is few, reduce cost.

Description

Container lid and liquid heating container

Technical Field

The utility model relates to a cooking equipment field, concretely relates to container lid and a liquid heating container.

Background

In current electric kettle, in order to avoid electric kettle to empty the back liquid in the kettle and spill over and scald the user, set up in the pot lid and empty the anti-overflow device, when electric kettle emptys promptly, the last exhaust hole that exhausts of pot lid can be sealed to the anti-overflow device that emptys on the pot lid to prevent that the water in the kettle body from overflowing through the exhaust hole and leaking. In the existing pouring anti-overflow kettle, such as CN210989699U, a pouring anti-overflow device is sealed by adopting a gravity piece, and when the kettle body is poured, the gravity piece positioned below the liquid level seals one of exhaust holes under the action of gravity; the gravity sealing piece above the liquid level does not block the other exhaust hole under the action of gravity, so that the thermos can still normally release pressure and exhaust air when toppling over. However, in the electric kettle, the two air inlet pipes, the two connecting pipes, the two sealing pipes, the two exhaust pipes, the two gravity sealing parts and the two lead cavities are arranged in the kettle cover, so that not only are more exhaust pipelines in the kettle cover, but also the installation structure is more complicated, and the joint between the pipelines is easy to generate air leakage risk.

SUMMERY OF THE UTILITY MODEL

Therefore, an object of the present invention is to provide a container cover and a liquid heating container, which at least solve the problems of complex structure of the anti-overflow assembly and easy air leakage at the joint between the pipelines.

An aspect embodiment of the utility model provides a container lid, the container lid includes: the steam inlet is formed in the bottom wall of the cover body, the steam outlet is formed in the side wall or the top wall of the cover body, and a steam channel communicated with the steam inlet and the steam outlet is formed in the cover body; the anti-overflow assembly is arranged in the steam channel and comprises a steam exhaust pipe, a steam guide pipe and a rotary weight member, the bottom end of the steam exhaust pipe is rotatably connected with the steam inlet, the top end of the steam exhaust pipe is provided with a closed structure, the steam guide pipe and the rotary weight member are connected to two opposite sides of the steam exhaust pipe, the inlet end of the steam guide pipe is communicated with the steam exhaust pipe, and the outlet end of the steam guide pipe is communicated with the steam outlet through the steam channel; wherein, rotatory counterweight can be when container lid emptys down rotatory around steam inlet's axis under self gravity to drive steam guide pipe upwards rotation.

The container lid that this aspect embodiment provided, set up the anti-overflow subassembly in the steam passageway of lid body, the anti-overflow subassembly includes the exhaust pipe with steam inlet butt joint intercommunication, and connect steam guide and the rotatory counterweight in the both sides that the exhaust pipe is relative, the top of exhaust pipe has enclosed construction and avoids a large amount of overflows of steam, close on the container body and take place to empty the back like this at the container lid, rotatory counterweight can rely on self gravity to rotate downwards around the axis of steam inlet, and be stably in the exhaust pipe below, and then drive the steam guide that is located the exhaust pipe opposite side and upwards rotate, make the exit end of steam guide keep in the position up, the exit end that is favorable to making steam guide is higher than the liquid level after empting in the container body, thereby liquid spills over steam passageway when preventing that the container body from empting. Moreover, the steam exhaust pipe is directly communicated with the steam inlet in a butt joint mode, so that liquid can be prevented from directly flowing out of the steam outlet through the steam inlet and the steam channel without passing through the steam exhaust pipe. Moreover, the exit end of the steam guide pipe of the anti-overflow assembly of this embodiment can not be sealed at rotatory in-process, makes through steam exhaust pipe and steam guide pipe intercommunication all the time between steam inlet and the steam outlet to both can realize that liquid overflows through the steam passageway when preventing that the container body from empting, can guarantee again that the container body is emptyd the back steam and also can normally discharge, guarantee the safety in utilization. And only need be equipped with a steam extraction pipe, lead steam pipe and rotatory weight, the steam extraction pipeline is few, is favorable to reducing the gas leakage risk of the junction between the steam extraction pipeline, and the assembly spare part is few moreover, convenient assembling, simple structure, and is with low costs.

In addition, the container cover provided by the above embodiment of the present application may further have the following additional technical features:

in some embodiments, the spill prevention assembly further comprises: the steam inlet is provided with the bellied splice bar that makes progress all around, and the axle sleeve cover is established in the periphery of splice bar and can be around the splice bar rotation, and the bottom fastening cover of exhaust pipe is established in the periphery of axle sleeve. The steam exhaust pipe is simple in connection structure, convenient to connect and stable in connection, the steam exhaust pipe is prevented from being easily separated from the connecting rib, steam and liquid are prevented from leaking through a gap between the steam exhaust pipe and the shaft sleeve, and the steam exhaust pipe is convenient to drive the shaft sleeve to rotate around the connecting rib.

In some embodiments, the spill prevention assembly further comprises: the outer side wall of the connecting rib is provided with a mounting groove which is distributed circumferentially, and the sealing ring is sleeved in the mounting groove and is connected with the inner side wall of the shaft sleeve in an abutting mode. Then at the rotatory in-process of axle sleeve around the splice bar, the sealing washer can the butt all the time between axle sleeve and splice bar, the clearance between shutoff splice bar and the axle sleeve to avoid steam and liquid to leak through the clearance between the two.

In some embodiments, the outer side wall of the connecting rib is provided with circumferentially distributed limit protrusions, and the limit protrusions are used for being in limit fit with the upper end face of the shaft sleeve. The limit protruding part limits the upward movement range of the shaft sleeve, and the shaft sleeve is prevented from being easily separated from the top of the connecting rib.

In some embodiments, the inner side of the upper end face of the shaft sleeve is provided with sinking platforms distributed in the circumferential direction, and the limiting protruding part is used for being in limiting fit with the bottom walls of the sinking platforms. The design of heavy platform can alleviate the weight of axle sleeve on the one hand, reduces the material, practices thrift the cost, thereby on the other hand can make the lateral wall of axle sleeve periphery higher and have great area of contact between the exhaust pipe, the fastening connection between the two of being convenient for.

In some embodiments, the top of the exhaust pipe is provided with an elastic plugging piece for plugging the exhaust pipe, the elastic plugging piece is provided with a cross pressure relief hole, and the elastic plugging piece is constructed into a closed structure. On the one hand, steam and liquid are prevented from leaking out through the cross pressure relief hole in a large quantity, on the other hand, under the condition that the air pressure in the container body is overlarge, the air can be enabled to overcome the elasticity of the elastic plugging piece to burst the cross pressure relief hole and leak, and the use safety of the product is ensured.

In some embodiments, the rotating weight member includes a connecting rod and a weight ball, a first connection port is provided on a side wall of the exhaust pipe, a first end of the connecting rod is inserted into the first connection port, and a second end of the connecting rod is connected to the weight ball. The connecting rod can make and have the certain distance between counter weight ball and the steam extraction pipe to when the container lid is emptyd, the counter weight ball can rely on self gravity great ground to the steam extraction pipe transmission moment of torsion.

Further, the connecting rod is a hollow rod or a solid rod. If the connecting rod is a hollow rod, the material is saved, and the cost is reduced. If the connecting rod is a solid rod, the connecting rod also has a certain counterweight effect, and the connecting rod and the counterweight ball can rotate downwards under the action of self gravity, so that the connecting rod and the counterweight ball timely rotate downwards after the container cover is toppled over, and the steam guide pipe is located at the upward position.

In some embodiments, the outer periphery of the first end of the connecting rod is provided with a buckle, and the buckle is clamped on the outer periphery of the first connecting port on the inner side wall of the steam exhaust pipe. Firm in connection, connection structure is simple moreover, and it is convenient to connect.

In some embodiments, the portion of the connecting rod extending out of the first connecting port extends obliquely downward, and the steam guide pipe extends obliquely upward. Because the steam guide pipe extends obliquely upwards, after the container cover is toppled and the steam guide pipe rotates upwards, the steam guide pipe still extends obliquely upwards. Liquid exists in the steam exhaust pipe after the container cover is toppled, and the liquid in the steam exhaust pipe does not easily flow out towards the outlet end of the steam guide pipe in a climbing mode in the process of aligning the container cover, so that the liquid is prevented from overflowing. Moreover, when the container cover is in a normal working posture, the steam guide pipe which is inclined upwards can guide the rising steam to be discharged outwards more quickly, and the steam discharge is smooth.

In some embodiments, the exhaust conduit, the enclosure structure, and the steam guide are integrally formed. Simplify the connection step, improve assembly efficiency, firm in connection moreover, it is good to connect the leakproofness.

In some embodiments, the exhaust steam pipe, the enclosure structure, and the steam guide pipe are all silicone pieces. The weight is light, the corrosion and the damage are not easy, and the connecting rod of the rotary counterweight piece is conveniently and tightly connected with the connecting rib at the steam inlet.

In some embodiments, the cover body comprises an upper cover, a middle cover and a lower cover, the upper cover covers the middle cover, the middle cover covers the lower cover, a steam channel is arranged between the middle cover and the lower cover, the steam inlet is arranged on the lower cover, and the steam outlet is arranged on the side wall of the middle cover. The lower cover is further provided with a liquid inlet, the side wall of the middle cover is further provided with a liquid outlet, a liquid channel is further arranged between the upper cover and the middle cover and communicated with the liquid inlet and the liquid outlet, and the liquid channel is not communicated with the steam channel.

An embodiment of a second aspect of the utility model provides a liquid heating container, liquid heating container includes: a container body; and the container cover according to any one of the above technical solutions, wherein the container cover is sealed and covered on the container body. The utility model provides a liquid heating container owing to have the container lid of above-mentioned arbitrary technical scheme, and then has the beneficial effect of above-mentioned arbitrary technical scheme, and the redundancy is not repeated here.

Additional aspects and/or advantages of the present general inventive concept 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 general inventive concept.

Drawings

The above and other objects and features of the present invention will become more apparent from the following description of the embodiments taken in conjunction with the accompanying drawings, in which:

FIG. 1 shows a schematic cross-sectional view of a container lid of an embodiment of the present application;

FIG. 2 illustrates another schematic cross-sectional view of a container lid of an embodiment of the present application;

FIG. 3 shows an enlarged partial schematic view at I in FIG. 2;

FIG. 4 illustrates a schematic disassembled view of a container lid of one embodiment of the present application;

FIG. 5 illustrates a schematic structural view of the steam exhaust and steam guide of an embodiment of the present application;

FIG. 6 shows a schematic cross-sectional view of a lower cover of an embodiment of the present application;

FIG. 7 shows an enlarged partial schematic view at J of FIG. 6;

FIG. 8 illustrates a schematic cross-sectional view of a liquid heating vessel of an embodiment of the present application after pouring in a first direction;

fig. 9 shows a schematic cross-sectional view of a liquid heating vessel according to an embodiment of the present application after pouring in a second direction.

Fig. 1 to 9 are numbered as follows:

10 a cover body, 110 an upper cover, 120 a middle cover, 121 a steam outlet, 122 a liquid outlet, 130 a lower cover, 131 a steam inlet, 132 a connecting rib, 133 a mounting groove, 134 a limiting bulge, 135 a liquid inlet, 140 a steam channel, 150 a liquid channel,

20 anti-overflow assembly, 210 steam exhaust pipe, 211 elastic blocking piece, 212 cross pressure relief hole, 213 first connecting port, 220 steam guide pipe, 230 rotating weight piece, 231 connecting rod, 2311 buckle, 232 weight ball, 240 shaft sleeve, 241 sinking platform, 250 sealing ring,

30 of the container body 30. The container body,

40 of the heating plate,

50 liquid.

Detailed Description

The following detailed description is provided to assist the reader in obtaining a thorough understanding of the methods, devices, and/or systems described herein. However, various changes, modifications, and equivalents of the methods, apparatus, and/or systems described herein will be apparent to those skilled in the art upon reading the disclosure of the present application. For example, the order of operations described herein is merely an example, and is not limited to those set forth herein, but may be changed as will become apparent after understanding the disclosure of the present application, except to the extent that operations must occur in a particular order. Moreover, descriptions of features known in the art may be omitted for clarity and conciseness.

The features described herein may be embodied in different forms and should not be construed as limited to the examples described herein. Rather, the examples described herein have been provided to illustrate only some of the many possible ways to implement the methods, devices, and/or systems described herein, which will be apparent after understanding the disclosure of the present application.

As used herein, the term "and/or" includes any one of the associated listed items as well as any combination of any two or more.

Although terms such as "first", "second", and "third" may be used herein to describe various elements, components, regions, layers or sections, these elements, components, regions, layers or sections should not be limited by these terms. Rather, these terms are only used to distinguish one element, component, region, layer or section from another element, component, region, layer or section. Thus, a first element, component, region, layer or section referred to in the examples described herein could also be referred to as a second element, component, region, layer or section without departing from the teachings of the examples.

In the specification, when an element such as a layer, region or substrate is referred to as being "on," "connected to" or "coupled to" another element, it can be directly on, connected to or coupled to the other element or one or more other elements may be present therebetween. In contrast, when an element is referred to as being "directly on," "directly connected to," or "directly coupled to" another element, there may be no intervening elements present.

The terminology used herein is for the purpose of describing various examples only and is not intended to be limiting of the disclosure. The singular is also intended to include the plural unless the context clearly indicates otherwise. The terms "comprises," "comprising," and "having" specify the presence of stated features, quantities, operations, elements, components, and/or combinations thereof, but do not preclude the presence or addition of one or more other features, quantities, operations, components, elements, and/or combinations thereof. The term "plurality" means any number of two or more.

The definitions of the terms of orientation such as "above", "below", "top" and "bottom" in the present application are all based on the orientation of the product when it is placed upright in a normal use state.

Unless otherwise defined, all terms including technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs after understanding the present invention. Unless explicitly defined as such herein, terms such as those defined in general dictionaries should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and the present disclosure, and should not be interpreted in an idealized or overly formal sense.

A container lid and a liquid heating container provided by an embodiment of the present invention will be described with reference to fig. 1 to 9.

As shown in fig. 1 to 4, an embodiment of the present invention provides a container cover, including: the steam cover comprises a cover body 10, wherein a steam inlet 131 is formed in the bottom wall of the cover body 10, a steam outlet 121 is formed in the side wall or the top wall of the cover body 10, and a steam channel 140 for communicating the steam inlet 131 with the steam outlet 121 is formed in the cover body 10; the anti-overflow assembly 20 is arranged in the steam channel 140, the anti-overflow assembly 20 comprises a steam exhaust pipe 210, a steam guide pipe 220 and a rotary weight 230, the bottom end of the steam exhaust pipe 210 is rotatably connected with the steam inlet 131, the top end of the steam exhaust pipe 210 is provided with a closed structure, the steam guide pipe 220 and the rotary weight 230 are connected to two opposite sides of the steam exhaust pipe 210, the inlet end of the steam guide pipe 220 is communicated with the steam exhaust pipe 210, and the outlet end of the steam guide pipe 220 is communicated with the steam outlet 121 through the steam channel 140; the rotating weight 230 can rotate downward around the central axis of the steam inlet 131 under the action of its own weight when the container lid is tilted, and drives the steam guide pipe 220 to rotate upward.

The container cover provided by the embodiment of the present invention, the anti-overflow assembly 20 is disposed in the steam channel 140 of the cover body 10, the anti-overflow assembly 20 includes a steam exhaust pipe 210 in butt communication with the steam inlet 131, and a steam guide pipe 220 and a rotary weight 230 connected to two opposite sides of the steam exhaust pipe 210, the top end of the steam exhaust pipe 210 has a sealing structure to prevent a large amount of steam from overflowing, so that after the container cover is covered on the container body 30 and topples over, the rotary weight 230 can rotate downward around the central axis of the steam inlet 131 by its own gravity and stably locates below the steam exhaust pipe 210, and further drives the steam guide pipe 220 located at the other side of the steam exhaust pipe 210 to rotate upward, so that the outlet end of the steam guide pipe 220 is kept at an upward position, which is beneficial to making the outlet end of the steam guide pipe 220 higher than the liquid level of the toppled-over container body 30, thereby preventing the steam channel 140 from overflowing by the liquid 50 when the container body 30 topples over. Moreover, the outlet end of the steam guide pipe 220 of the anti-overflow assembly 20 of the present embodiment is not sealed in the rotation process, so that the steam inlet 131 and the steam outlet 121 are always communicated with each other through the steam discharge pipe 210 and the steam guide pipe 220, thereby preventing the liquid 50 from overflowing through the steam channel 140 when the container body 30 is toppled, ensuring that the steam can be normally discharged after the container body 30 is toppled, and ensuring the safety in use. And only need be equipped with a steam extraction pipe 210, lead steam pipe 220 and rotatory counterweight 230, the steam extraction pipeline is few, is favorable to reducing the gas leakage risk of the junction between the steam extraction pipeline, and the assembly spare part is few, convenient assembling, simple structure, and is with low costs.

Moreover, since the exhaust pipe 210 is directly in butt communication with the steam inlet 131, it is possible to prevent the liquid from directly passing through the steam inlet 131 and the steam channel 140 without passing through the exhaust pipe 210. Thereby ensuring that the liquid does not flow out through the vapor channel by controlling the rotation of the exhaust pipe 310 and the vapor guide pipe 220 using the rotary weight 230.

In addition, set up steam inlet 131 at the diapire of lid body 10, steam exhaust pipe 210's bottom and the butt joint of steam inlet 131 on the diapire of lid body 10 communicate, and steam exhaust pipe 210's top has a closed structure and avoids a large amount of excessive steam. When the container cover is covered on the container body 30 and is in a normal working posture, steam in the container body 30 can smoothly enter the steam inlet 131 after rising, then continuously rises to flow through the steam exhaust pipe 210, enters the steam channel 140 through the steam guide pipe 220 and then is discharged through the steam outlet 121, the steam is smoothly discharged, and safety accidents caused by overlarge air pressure in the container body 30 are avoided. Moreover, with among the relevant art steam exhaust passageway through steam channel intercommunication steam inlet, when the container body was in normal operating posture, steam exhaust passageway's entry end easily stayed the position of keeping away from steam inlet and resulted in steam to discharge not smooth and comparing, the steam exhaust pipe 210 of this embodiment rotates arbitrary angle and stops the back, and steam exhaust pipe 210 can be smoothly communicated with steam inlet 131 all the time, ensures smooth and easy steam exhaust. Furthermore, the bottom end of the steam discharge pipe 210 is connected to the steam inlet 131, instead of installing the spill prevention assembly 20 in a separate opening on the bottom wall of the cap body 10, so that the probability of the steam inside the container body 30 entering the cap body 10 by mistake is reduced, and the problem that the steam is deposited inside the cap body 10 and cannot be discharged to affect the drinking safety is avoided.

Further, the bottom end of the steam exhaust pipe 210 can be rotatably connected with the steam inlet 131 by 360 degrees, so that when the container cover is tilted in any direction of the periphery, the rotary weight 230 can drive the steam exhaust pipe 210 to rotate, the rotary weight 230 is vertically arranged below the steam exhaust pipe 210 under the action of the gravity of the rotary weight, the steam guide pipe 220 positioned on the other side is rotated to the upper side of the steam exhaust pipe 210 by the rotation of the steam exhaust pipe 210, and the probability that the liquid 50 overflows through the steam channel 140 is reduced.

Fig. 2 shows a cross-sectional view of the attitude of the container lid in normal operation. At this time, the steam may be discharged through the steam inlet 131, the steam discharge pipe 210, the steam guide pipe 220, the steam passage 140, and finally the steam outlet 121 along the path indicated by the arrow in the drawing. Fig. 8 and 9 are schematic cross-sectional views respectively showing the liquid heating container after the container cover of the present embodiment is applied to the liquid heating container, and the liquid heating container is tilted in a first direction and a second direction. The first direction and the second direction are off-set by an angle of 90 deg.. It can be seen that after the liquid heating container is poured, the liquid level of the liquid 50 in the container body 30 is lower than the outlet end of the steam guide pipe 220, and will not flow out through the steam inlet 131, the steam discharge pipe 210 and the steam guide pipe 220, so as to avoid the overflow of the liquid 50.

Regarding the manner of connection of the steam exhaust pipe 210 and the steam inlet 131, in some embodiments, as shown in fig. 1 to 3, the spill prevention assembly 20 further includes: the periphery of the steam inlet 131 of the shaft sleeve 240 is provided with a connecting rib 132 protruding upwards, the shaft sleeve 240 is sleeved on the periphery of the connecting rib 132 and can rotate around the connecting rib 132, and the bottom end of the steam exhaust pipe 210 is tightly sleeved on the periphery of the shaft sleeve 240. Steam exhaust pipe 210 connection structure is simple, and it is convenient to connect, and connects stably, avoids steam exhaust pipe 210 to break away from splice bar 132 easily, also avoids steam and liquid 50 to leak through the clearance between steam exhaust pipe 210 and axle sleeve 240, makes things convenient for steam exhaust pipe 210 to drive axle sleeve 240 moreover and centers on splice bar 132 rotatoryly.

Further, as shown in fig. 1 to 3, 6 and 7, the spill prevention assembly 20 further includes: the outer side wall of the sealing ring 250 and the connecting rib 132 is provided with a circumferentially distributed mounting groove 133, and the sealing ring 250 is sleeved in the mounting groove 133 and is connected with the inner side wall of the shaft sleeve 240 in an abutting mode. The sealing ring 250 can be always abutted between the sleeve 240 and the connecting rib 132 to close the gap between the connecting rib 132 and the sleeve 240 during the rotation of the sleeve 240 around the connecting rib 132, thereby preventing the steam and the liquid 50 from leaking through the gap therebetween.

Further, as shown in fig. 2, 3, 6 and 7, the outer side wall of the connecting rib 132 is provided with circumferentially distributed limit protrusions 134, and the limit protrusions 134 are used for limit fitting with the upper end surface of the shaft sleeve 240. The limit protrusion 134 limits the upward movement of the sleeve 240, so that the sleeve 240 is prevented from easily separating from the top of the connecting rib 132.

In a specific application, as shown in fig. 2 and 3, the inner side of the upper end face of the shaft sleeve 240 is provided with a circumferentially distributed sunken table 241, and the limit protruding part 134 is used for being in limit fit with the bottom wall of the sunken table 241. The weight of axle sleeve 240 can be lightened to the design of heavy platform 241 on the one hand, reduces the materials, practices thrift the cost, and on the other hand can make the lateral wall of axle sleeve 240 periphery higher thereby have great area of contact with between exhaust pipe 210, the fastening connection between the two of being convenient for.

For the closed structure of the top end of the steam exhaust pipe 210, in some embodiments, as shown in fig. 5, the top of the steam exhaust pipe 210 is provided with an elastic blocking piece 211 for blocking the steam exhaust pipe 210, the elastic blocking piece 211 is provided with a cross pressure relief hole 212, and the elastic blocking piece 211 is configured as a closed structure. On one hand, the steam and the liquid 50 are prevented from leaking out through the cross pressure relief hole 212 in a large amount, on the other hand, under the condition that the air pressure in the container body 30 is overlarge, the air can also overcome the elasticity of the elastic plugging piece 211 to rush out the cross pressure relief hole 212, and the use safety of the product is ensured.

Of course, in other embodiments, the top end of the exhaust pipe 210 may be sealed, for example, only with the elastic sealing piece 211, but without the cross relief hole 212.

As for the structure of the turning weight 230, in some embodiments, as shown in fig. 2 to 5, the turning weight 230 includes a connecting rod 231 and a weight ball 232, the first connection port 213 is provided on the sidewall of the exhaust pipe 210, the first end of the connecting rod 231 is inserted into the first connection port 213, and the second end of the connecting rod 231 is connected to the weight ball 232. The connecting rod 231 may allow a certain distance between the weight ball 232 and the steam exhaust pipe 210, so that the weight ball 232 can greatly transmit torque to the steam exhaust pipe 210 by its own weight when the container cover is toppled.

Further, the connecting rod 231 is a hollow rod or a solid rod. If the connecting rod 231 is a hollow rod, the material is saved and the cost is reduced. If the connecting rod 231 is a solid rod, the connecting rod 231 also has a certain weight balancing effect, and both the connecting rod 231 and the weight balancing ball 232 can rotate downwards under the action of self gravity, so that the connecting rod 231 and the weight balancing ball 232 timely rotate downwards after the container cover is toppled, and the steam guide pipe 220 is located at an upward position.

In a specific application, as shown in fig. 2 and 3, the connecting rod 231 is a solid rod, and the connecting rod 231 and the weight ball 232 are integrally formed, so that the connection is firm and the processing is convenient.

Further, as shown in fig. 2 and 3, the first end of the connecting rod 231 has a catch 2311 at its outer circumference, and the catch 2311 is caught at the outer circumference of the first connection port 213 provided at the inner sidewall of the exhaust pipe 210. Firm in connection, connection structure is simple moreover, and it is convenient to connect.

Further, as shown in fig. 2 to 4, a portion of the connection rod 231 protruding out of the first connection port 213 extends obliquely downward, and the steam guide pipe 220 extends obliquely upward. Since the steam guide pipe 220 extends obliquely upward, the steam guide pipe 220 still extends obliquely upward after the steam guide pipe 220 is rotated upward after the container cover is tilted. The liquid 50 is present in the exhaust pipe 210 after the container lid is tilted, and the liquid 50 present in the exhaust pipe 210 is not likely to flow out toward the outlet end of the exhaust pipe 220 in a climbing manner during the process of aligning the container lid, so as to prevent the liquid 50 from overflowing. Referring to fig. 8 and 9, if the liquid heating vessel is turned back counterclockwise, the liquid 50 in the exhaust pipe 210 is not easily leaked from the outlet end of the steam guide 220, compared to the steam guide 220 which extends vertically upward at this time. In addition, when the container cover is in a normal working posture, the steam guide pipe 220 inclined upwards can guide the rising steam to be discharged outwards more quickly, and the steam discharge is smooth. The portion of the connection rod 231 extending out of the first connection port 213 extends obliquely downward, which facilitates the weight ball 232 to rotate along with the toppling of the container cover by its own weight.

Further, the steam discharge pipe 210, the closing structure, and the steam guide pipe 220 are integrally formed. Simplify the connection step, improve assembly efficiency, firm in connection moreover, it is good to connect the leakproofness.

Further, the steam exhaust pipe 210, the sealing structure and the steam guide pipe 220 are all made of silica gel. The weight is light, corrosion and damage are not easy, and the connecting rod 231 of the rotating weight 230 and the connecting rib 132 at the steam inlet 131 are conveniently and firmly connected.

In some embodiments, as shown in fig. 1 and 2, the cap body 10 includes an upper cap 110, a middle cap 120, and a lower cap 130, the upper cap 110 is covered on the middle cap 120, the middle cap 120 is covered on the lower cap 130, a steam passage 140 is provided between the middle cap 120 and the lower cap 130, a steam inlet 131 is provided on the lower cap 130, and a steam outlet 121 is provided on a sidewall of the middle cap 120.

Further, the lower cover 130 is further provided with a liquid inlet 135, the side wall of the middle cover 120 is further provided with a liquid outlet 122, a liquid channel 150 is further arranged between the upper cover 110 and the middle cover 120, the liquid channel 150 is communicated with the liquid inlet 135 and the liquid outlet 122, and the liquid channel 150 is not communicated with the vapor channel 140.

In a specific application, a switch (not shown) may be provided at the liquid outlet 122 or in the liquid passage 150 to close or open the liquid passage 150.

The container cover provided by the embodiment of the application can prevent the liquid 50 from overflowing from the steam channel 140 when the container cover is applied to a liquid heating container and the liquid heating container is toppled. The anti-overflow assembly 20 is provided in the cap body 10 to be rotatable by 360 ° with respect to gravity, and when the liquid heating container is horizontally placed at rest, the anti-overflow assembly 20 stays at an arbitrary position in the horizontal direction to normally discharge steam. When the liquid heating container is toppled in any direction, the spill-proof assembly 20 rotates under the gravity of the weight member 230, such as a steel ball, which is rotated at the rear end, so that the outlet end of the steam guide pipe 220 faces upward, thereby preventing the liquid 50 in the container body 30 from spilling out.

The assembly process of the container cover according to one embodiment of the present application will be described in detail below. The sealing ring 250 is firstly placed in the mounting groove 133 at the periphery of the connecting rib 132 of the lower cover 130, and then the shaft sleeve 240 is placed on the connecting rib 132 to compress the sealing ring 250. The limiting protrusions 134 circumferentially distributed on the connecting ribs 132 prevent the shaft sleeve 240 from slipping out upward. Then, the counterweight steel balls are inserted into the first connecting ports 213 on the side walls of the steam exhaust pipe 210 through the connecting rods 231, and the steam exhaust pipe 210 is further sleeved on the shaft sleeve 240, so that the pre-assembly of the spill prevention assembly 20 is completed. The exhaust pipe 210 is in interference fit with the shaft sleeve 240, and the shaft sleeve 240 and the connecting rib 132 can rotate 360 degrees under the action of the sealing ring 250. And finally, assembling the lower cover 130, the middle cover 120 and the upper cover 110 together to complete the assembly. When the container body 30 is horizontally placed, the spill prevention assembly 20 stays at an arbitrary position, and steam can enter the steam passage 140 through the steam inlet 131 of the lower cover 130, the steam discharge pipe 210, the steam guide pipe 220, and then enter the outside or an external steam switch through the steam outlet 121 of the middle cover 120. When the container body 30 is toppled, the anti-overflow assembly 20 rotates under the action of gravity of the counterweight steel balls, so that the counterweight steel balls always keep facing the ground direction, the outlet end of the steam guide pipe 220 of the anti-overflow assembly 20 always keeps facing the direction far away from the ground, and the liquid 50 in the container body 30 is prevented from flowing out of the steam guide pipe 220. The risk of scalding the user due to outflow of hot water from the container body 30 is prevented. And the number of assembly parts is small, the structure is simple, and the cost is low.

As shown in fig. 8 and 9, a second aspect of the present invention provides a liquid heating container, including: a container body 30; and a container cap as in any of the previous embodiments, which is sealingly closed on the container body 30.

The utility model provides a liquid heating container owing to have the container lid of above-mentioned arbitrary embodiment, and then has the beneficial effect of above-mentioned arbitrary embodiment, and the redundancy is given no unnecessary here.

Further, the periphery of the bottom of the container cover is sleeved with a sealing ring, and the sealing ring is in butt fit with the inner side wall of the opening at the top of the container body 30.

Further, the bottom wall of the container body 30 is configured as a heat generating tray 40, and the liquid 50 inside the container body 30 is heated by the heat generating tray 40.

Further, the liquid heating container is a health preserving kettle, an electric cup, a teapot and the like.

Although the embodiments of the present invention have been described in detail above, those skilled in the art may make various modifications and variations to the embodiments of the present invention without departing from the spirit and scope of the present invention. It should be understood that such modifications and variations would still fall within the spirit and scope of the embodiments of the present invention, as defined by the appended claims, as seen by those skilled in the art.

Claims (10)

1. A container lid, comprising:

the steam cover comprises a cover body (10), wherein a steam inlet (131) is formed in the bottom wall of the cover body (10), a steam outlet (121) is formed in the side wall or the top wall of the cover body (10), and a steam channel (140) communicated with the steam inlet (131) and the steam outlet (121) is formed in the cover body (10);

the anti-overflow assembly (20) is arranged in the steam channel (140), the anti-overflow assembly (20) comprises a steam exhaust pipe (210), a steam guide pipe (220) and a rotary weight member (230), the bottom end of the steam exhaust pipe (210) is rotatably connected with the steam inlet (131), the top end of the steam exhaust pipe (210) is provided with a closed structure, the steam guide pipe (220) and the rotary weight member (230) are connected to two opposite sides of the steam exhaust pipe (210), the inlet end of the steam guide pipe (220) is communicated with the steam exhaust pipe (210), and the outlet end of the steam guide pipe (220) is communicated with the steam outlet (121) through the steam channel (140);

the rotating weight (230) can rotate downwards around the central axis of the steam inlet (131) under the action of the gravity of the container cover when the container cover is toppled, and drives the steam guide pipe (220) to rotate upwards.

2. The container lid according to claim 1, wherein the spill proof assembly (20) further comprises:

shaft sleeve (240), be provided with convex splice bar (132) that makes progress around steam inlet (131), shaft sleeve (240) cover is established the periphery of splice bar (132) can center on splice bar (132) are rotatory, the bottom fastening cover of exhaust pipe (210) is established the periphery of shaft sleeve (240).

3. The container lid according to claim 2, wherein the spill proof assembly (20) further comprises:

sealing washer (250), the lateral wall of splice bar (132) is provided with mounting groove (133) that circumference distributes, sealing washer (250) cover is established in mounting groove (133) and with the inside wall butt of axle sleeve (240) is connected.

4. The container cover according to claim 2, wherein the outer side wall of the connecting rib (132) is provided with circumferentially distributed limit protrusions (134), and the limit protrusions (134) are used for being in limit fit with the upper end face of the shaft sleeve (240).

5. The container lid according to claim 4, wherein the upper end face of the sleeve (240) is provided with a plurality of circumferentially distributed sunken platforms (241), and the limiting protrusions (134) are used for limiting and matching with the bottom walls of the sunken platforms (241).

6. The container lid according to any one of claims 1 to 5, wherein the top of the steam discharge pipe (210) has an elastic closure member (211) for closing the steam discharge pipe (210), the elastic closure member (211) is provided with a cross relief hole (212), and the elastic closure member (211) is configured as the closed structure.

7. The container lid according to any one of claims 1 to 5, wherein the rotary weight (230) comprises a connecting rod (231) and a weight ball (232), a first connection port (213) is provided on a sidewall of the exhaust pipe (210), a first end of the connecting rod (231) is inserted into the first connection port (213), and a second end of the connecting rod (231) is connected to the weight ball (232);

wherein the connecting rod (231) is a hollow rod or a solid rod.

8. The container cover according to claim 7, wherein the outer circumference of the first end of the connection rod (231) has a catch (2311), and the catch (2311) is caught at the outer circumference of the first connection port (213) on the inner sidewall of the steam exhaust pipe (210); and/or

The part of the connecting rod (231) extending out of the first connecting port (213) extends obliquely downwards, and the steam guide pipe (220) extends obliquely upwards; and/or

The steam exhaust pipe (210), the closed structure and the steam guide pipe (220) are integrally formed; and/or

The steam exhaust pipe (210), the closed structure and the steam guide pipe (220) are all silica gel pieces.

9. The container cap according to any one of claims 1 to 5, wherein the cap body (10) comprises an upper cap (110), a middle cap (120), and a lower cap (130), the upper cap (110) is closed on the middle cap (120), the middle cap (120) is closed on the lower cap (130), the steam passage (140) is provided between the middle cap (120) and the lower cap (130), the steam inlet (131) is provided on the lower cap (130), and the steam outlet (121) is provided on a sidewall of the middle cap (120);

the lower cover (130) is further provided with a liquid inlet (135), the side wall of the middle cover (120) is further provided with a liquid outlet (122), a liquid channel (150) is further arranged between the upper cover (110) and the middle cover (120), the liquid channel (150) is communicated with the liquid inlet (135) and the liquid outlet (122), and the liquid channel (150) and the steam channel (140) are not communicated with each other.

10. A liquid heating vessel, comprising:

a container body (30); and a container lid according to any one of claims 1 to 9 which is sealingly closed on the container body (30).

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