CN215127283U - Electric heating water cup - Google Patents

Abstract

The application provides an electric heating water cup which comprises a cup body and a cup cover, wherein an opening is formed in the top of the cup body, the cup body is of a double-layer structure with a vacuum interlayer, and a ventilation valve is arranged on the cup body; the cup cover covers the top of the cup body to close the opening; the bowl cover includes heat conduction inner cup and thermal-insulated enclosing cover, heat conduction inner cup cover is located the inside of thermal-insulated enclosing cover, the outside of heat conduction inner cup is equipped with heating device. This application can improve the heat preservation effect of electric heat drinking cup.

Description

Electric heating water cup

Technical Field

The application relates to the technical field of liquid heating containers, in particular to an electric heating water cup.

Background

The electric heating cup is a common liquid heating container in daily life, and is widely applied to business trips due to the characteristics of convenience in carrying and use. The electric heating water cup can be arranged into a double-layer structure with a vacuum interlayer, so that the hot water stored in the electric heating water cup can be insulated for a long time. In the electric heating water cup in the prior art, the heating device is arranged at the bottom of the cup body, so that the bottom of the cup body is difficult to form a vacuum heat insulation structure, and the heat insulation effect of the electric heating water cup is influenced.

SUMMERY OF THE UTILITY MODEL

The application provides an electric heating water cup to improve the heat preservation effect of the electric heating water cup.

The application provides an electric heat drinking cup, it includes:

the cup comprises a cup body, wherein an opening is formed in the top of the cup body, the cup body is of a double-layer structure with a vacuum interlayer, and a ventilation valve is arranged on the cup body;

the cup cover is covered on the top of the cup body and closes the opening;

the bowl cover includes heat conduction inner cup and thermal-insulated enclosing cover, heat conduction inner cup cover is located the inside of thermal-insulated enclosing cover, the outside of heat conduction inner cup is equipped with heating device.

The electric heating water cup comprises a cup body and a cup cover, wherein an opening is formed in the top of the cup body, the cup body is of a double-layer structure with a vacuum interlayer, and the cup body is provided with a vent valve, so that a complete vacuum interlayer can be formed on the cup body except for the position of the vent valve, and the heat insulation effect of the electric heating water cup is improved; the cup cover covers the top of the cup body to close the opening, so that liquid in the cup body is prevented from leaking; the bowl cover includes heat conduction inner cup and thermal-insulated enclosing cover, the inside of thermal-insulated enclosing cover is located to heat conduction inner cup cover, the outside of heat conduction inner cup is equipped with heating device, when needs heat, invert the electric heat drinking cup, heating device who sets up through the bowl cover heats, because the heat conduction inner cup has better heat conductivility, thereby the heat that makes heating device produce can be rapidly transmitted for the liquid in the cup and heat, and thermal-insulated enclosing cover has better heat-proof quality, thereby can avoid producing high temperature and scalding the user in the outside of bowl cover.

Optionally, heating device includes the electric heat membrane, the electric heat membrane coat in the heat conduction inner cup deviates from open-ended one side, and simple structure sets up the convenience, can simplify the structure of bowl cover, reduces the volume and the weight of bowl cover.

Optionally, a heat insulation gap is formed between the outer side wall of the heat conduction inner cover and the inner side wall of the heat insulation outer cover, so that heat insulation performance is enhanced, heat loss is reduced, and heating efficiency is improved.

Optionally, a supporting portion is arranged in the heat insulation gap, the supporting portion is fixed to the inner side wall of the heat insulation outer cover, the supporting portion extends along the radial direction of the heat insulation outer cover and abuts against the outer side wall of the heat conduction inner cover, and therefore the heat insulation inner cover is fixed inside the heat insulation outer cover.

Optionally, the protruding a plurality of supporting parts that are equipped with of inside wall of thermal-insulated enclosing cover, it is a plurality of the supporting part is followed the circumference interval distribution of thermal-insulated enclosing cover can enough increase the reliability of being connected between thermal-insulated inner cup and the thermal-insulated enclosing cover, prevents that thermal-insulated inner cup from rocking or droing in the use, can will insulate against heat the clearance through the supporting part again and separate for a plurality of cavities that the volume is littleer to reduce the convection current, strengthen thermal-insulated effect.

Optionally, the bowl cover still includes the sealing member, the sealing member set up in the inboard of thermal-insulated enclosing cover, and the sealing member is located thermal-insulated enclosing cover is close to the one end of cup, the supporting part is followed thermal-insulated enclosing cover's direction of height extends to the top support in the sealing member compresses tightly the sealing member on the cup through the supporting part, forms end face seal, ensures sealing connection's reliability.

Optionally, the ventilation valve is arranged at the bottom of the cup body, the distance between the ventilation valve and the cup cover is increased as much as possible, the ventilation effect is prevented from being influenced by the liquid immersed ventilation valve, and therefore the effective heating volume of the cup body is improved.

Optionally, the bottom of the cup body is provided with an air hole and a connecting hole which are communicated with each other, the vent valve is installed in the connecting hole, the vent valve is communicated with the air hole, a certain water-proof effect is achieved by arranging the air hole, and excessive liquid is prevented from entering the vent valve to cause the blockage of the vent valve.

Optionally, the lateral wall of connecting hole extends to outside the bottom of cup, the connecting hole includes interconnect's unthreaded hole section and screw hole section, the lateral wall of breather valve be equipped with screw hole section matched with helicitic texture, that is to say, breather valve is fixed in the connecting hole through helicitic texture, simple structure, the installation of being convenient for and dismantlement change.

Optionally, the bottom of cup is equipped with the reinforcing plate, the reinforcing plate laminate in the outside of cup to increase the structural strength of the bottom of cup, prevent that the bottom of cup from taking place damages such as deformation.

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

Drawings

FIG. 1 is an exploded schematic view of an electric heating cup according to an embodiment of the present application;

FIG. 2 is a schematic cross-sectional view of an electric heating cup according to an embodiment of the present application;

FIG. 3 is a schematic cross-sectional view taken at another angle in FIG. 2;

fig. 4 is a schematic cross-sectional structure view of the cup lid provided in the embodiment of the present application.

Reference numerals:

1-cup body;

10-a gas permeable valve;

12-air holes;

14-connecting holes;

140-a unthreaded hole section;

142-a threaded bore section;

16-a sleeve;

2-a cup cover;

20-a thermally conductive inner cover;

22-an insulating outer cover;

220-a support portion;

24-a heating device;

26-an insulating gap;

28-a seal;

29-an electronic board;

3-a reinforcing plate;

4-bottom cover;

5-a power line;

6-non-slip mat.

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

Detailed Description

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

In the description of the present application, unless explicitly stated or limited otherwise, the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless specified or indicated otherwise; the terms "connected," "fixed," and the like are to be construed broadly and may, for example, be fixedly connected, detachably connected, integrally connected, or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

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

As shown in figures 1-4, the embodiment of the application provides an electric heating water cup which comprises a cup body 1 and a cup cover 2. The top of the cup body 1 is provided with an opening, the cup body 1 is arranged to be of a double-layer structure with a vacuum interlayer, liquid can be contained in the cup body 1, the cup body 1 is not provided with a heating device, and the cup body 1 is provided with the vent valve 10, so that the cup body 1 can form a complete vacuum interlayer except the position of the vent valve 10, the heat preservation effect of the electric heating water cup is improved, and the temperature of the liquid in the cup body 1 can still reach 60 ℃ after the water is boiled and powered off for 24 hours; the air vent valve 10 has the effects of water isolation and air ventilation, can prevent the liquid in the electric heating water cup from leaking, and can heat the liquid under the condition of not opening the cup cover 2; the cup cover 2 covers the top of the cup body 1 to close the opening, so that liquid in the cup body 1 is prevented from leaking, and the cup cover 2 can be matched with the cup body 1 in a threaded connection or buckling connection mode. The cup cover 2 comprises a heat-conducting inner cover 20 and a heat-insulating outer cover 22, the heat-conducting inner cover 20 is sleeved inside the heat-insulating outer cover 22, a heating device 24 is arranged on the outer side of the heat-conducting inner cover 20, and when heating is needed, the electric heating cup is inverted and is heated through the heating device 24 arranged in the cup cover 2; the heat-conducting inner cover 20 can be made of high heat-conducting materials such as stainless steel and the like, so that the heat-conducting inner cover 20 has better heat-conducting property, and the heat generated by the heating device 24 can be quickly transferred to the liquid in the cup body 1 for heating; the heat insulation outer cover 22 can be made of materials which are difficult to conduct heat, such as plastics, and the heat insulation outer cover 22 has good heat insulation performance, so that the phenomenon that a user is scalded due to high temperature generated outside the cup cover 2 can be avoided.

Wherein, the heating device 24 can be connected with a temperature controller and a temperature sensor (such as NTC); the heating device 24 may be any device capable of generating heat by being energized, such as a heat-generating tube; an electronic board 29 can be further arranged in the cup cover 2, the electronic board 29 is arranged between the heat-conducting inner cover 20 and the heat-insulating outer cover 22, and the electronic board 29 is fixedly connected to the heat-insulating outer cover 22; the electronic board 29 is connected to an external power source through a power cord 5, and the electronic board 29 is connected to a control switch, so that the heating device 24 starts or stops heating through the control switch.

Further, heating device 24 includes the electric heat membrane, and the electric heat membrane coats in heat conduction inner cup 20 and deviates from open-ended one side, that is to say, just to the outside surface coating one deck electric heat membrane of the open-ended position of cup 1 on heat conduction inner cup 20, heats the liquid in the cup 1 through the electric heat membrane heat production, and simple structure sets up conveniently, can simplify the structure of bowl cover 2, reduces bowl cover 2's volume and weight.

Further, a heat insulation gap 26 is formed between the outer side wall of the heat conduction inner cover 20 and the inner side wall of the heat insulation outer cover 22, that is, the outer side wall of the heat conduction inner cover 20 is not in direct contact with the inner side wall of the heat insulation outer cover 22, so that the heat insulation performance is enhanced, heat loss is reduced, and the heating efficiency is improved.

Further, a supporting portion 220 is disposed in the heat insulation gap 26, the supporting portion 220 is fixed to the inner sidewall of the heat insulation outer cover 22, for example, the supporting portion 220 may be integrally formed with the heat insulation outer cover 22, the supporting portion 220 extends along the radial direction of the heat insulation outer cover 22 and abuts against the outer sidewall of the heat conduction inner cover 20, and the supporting portion 220 and the heat conduction inner cover 20 may be fixed by ultrasonic welding, so as to fix the heat insulation inner cover inside the heat insulation outer cover 22.

The top of the support part 220 (the end of the support part 220 far from the cup body 1) can be inclined from top to bottom, so that the support part 220 can provide a radial support effect for the heat-conducting inner cover 20 and an axial support effect for the heat-conducting inner cover 20, and the heat-conducting inner cover 20 is stably fixed in the heat-insulating outer cover 22, and the heat-conducting inner cover 20 is prevented from shaking or moving; the bottom of the support 220 (the end of the support 220 close to the cup 1) may be flush with the bottom of the heat-conducting inner lid 20 (the end of the heat-conducting inner lid 20 close to the cup 1) to improve the appearance of the lid 2.

Further, the protruding a plurality of supporting parts 220 that are equipped with of the inside wall of thermal-insulated enclosing cover 22, a plurality of supporting parts 220 are along the circumference interval distribution of thermal-insulated enclosing cover 22, can enough increase the reliability of being connected between thermal-insulated inner cup and the thermal-insulated enclosing cover 22, prevent that the thermal-insulated inner cup from rocking or droing in the use, can separate thermal-insulated clearance 26 for a plurality of volumes cavity littleer through supporting part 220 again to reduce the convection current, strengthen thermal-insulated effect.

Further, the cup lid 2 further comprises a sealing element 28, the sealing element 28 is arranged on the inner side of the heat insulation outer cover 22, the sealing element 28 is located at one end, close to the cup body 1, of the heat insulation outer cover 22, the supporting portion 220 extends to abut against the sealing element 28 in the height direction of the heat insulation outer cover 22, the sealing element 28 is pressed on the cup body 1 through the supporting portion 220, end face sealing is formed, and reliability of sealing connection is guaranteed. In addition, the heat insulation gap 26 is closed by the seal 28 to isolate the heat insulation gap 26 from the external space, thereby reducing convection and improving heat insulation effect.

Specifically, the support portion 220 is located inside the heat insulating cover 22, and a space is left between one end of the support portion 220 close to the cup body 1 and one end of the heat insulating cover 22 close to the cup body 1, so that an annular installation space is formed between the heat insulating cover 22 and the support portion 220, and the seal 28 is installed in the installation space.

Further, along the direction that bowl cover 2 is close to cup 1, bowl cover 2's radial dimension can reduce gradually, that is to say, bowl cover 2 can set up to big end down's structure to increase the area of the terminal surface of bowl cover 2, can place more stably when making the electric heat drinking cup invert.

Further, the ventilation valve 10 is arranged at the bottom of the cup body 1, the distance between the ventilation valve 10 and the cup cover 2 is increased as much as possible, the ventilation effect is prevented from being influenced by the liquid immersed ventilation valve 10, and therefore the effective heating volume of the cup body 1 is improved. It can be understood that the ventilation valve 10 can also achieve the water-proof and ventilation effects when disposed on the side wall of the cup body 1 at an equal position.

Further, the bottom of the cup body 1 is provided with an air hole 12 and a connecting hole 14 which are communicated with each other, the vent valve 10 is installed in the connecting hole 14, the vent valve 10 is communicated with the air hole 12, a certain water-proof effect is achieved by arranging the air hole 12, and excessive liquid is prevented from entering the vent valve 10 to block the vent valve 10.

Specifically, the air holes 12 are arranged on the inner layer of the bottom of the cup body 1, and the air holes 12 comprise a plurality of small holes distributed at intervals; the connecting hole 14 is arranged on the outer layer of the bottom of the cup body 1, and the side wall of the connecting hole 14 extends to the inner layer which is propped against the bottom of the cup body 1, so that the connecting hole 14 is separated from the vacuum interlayer; the attachment hole 14 may be directly formed integrally with the cup body 1 or may be attached to the cup body 1 by a separately manufactured component.

Further, the side wall of the connecting hole 14 extends to the outside of the bottom of the cup body 1, the connecting hole 14 comprises a smooth hole section 140 and a threaded hole section 142 which are connected with each other, the outer side wall of the vent valve 10 is provided with a threaded structure matched with the threaded hole section 142, namely, the vent valve 10 is fixed in the connecting hole 14 through the threaded structure, and the vent valve is simple in structure and convenient to install, disassemble and replace. Moreover, the distance between the vent valve 10 and the bottom of the cup body 1 is increased by arranging the unthreaded hole section 140, and the stress borne by the bottom of the cup body 1 is reduced, so that the cup body 1 is prevented from being damaged.

In a specific embodiment, a through hole can be formed in the outer layer of the bottom of the cup body 1 at a position opposite to the air vent 12, a sleeve 16 can be installed in the through hole, the side wall of the sleeve 16 is in sealing fit with the through hole, one end of the sleeve 16 abuts against the inner layer of the bottom of the cup body 1, the other end of the sleeve 16 extends out of the bottom of the cup body 1, and a connecting hole 14 is formed in the inner hole of the sleeve 16.

Further, the bottom of cup 1 is equipped with reinforcing plate 3, and reinforcing plate 3 laminates in the outside of cup 1 to increase the structural strength of the bottom of cup 1, prevent that the bottom of cup 1 from taking place damage such as deformation.

Further, the bottom of the cup body 1 can be further provided with a bottom cover 4, the bottom cover 4 is arranged to be of a cavity structure with one end open, the bottom cover 4 covers the bottom of the cup body 1, the edge of the bottom cover 4 is supported on the edge of the bottom of the cup body 1, the middle of the bottom cover 4 is connected to the middle of the cup body 1 (for example, the middle of the bottom cover 4 is connected to the reinforcing plate 3), the bottom cover 4 can be provided with an anti-skid pad 6, the bottom cover 4 can support the cup body 1, and the placing stability of the cup body 1 is improved.

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

Claims (10)

1. An electric heating cup, which is characterized by comprising:

the cup comprises a cup body (1), wherein an opening is formed in the top of the cup body (1), the cup body (1) is of a double-layer structure with a vacuum interlayer, and a ventilation valve (10) is arranged on the cup body (1);

the cup cover (2) is covered on the top of the cup body (1) and closes the opening;

bowl cover (2) are including heat conduction inner cup (20) and thermal-insulated enclosing cover (22), heat conduction inner cup (20) cover is located the inside of thermal-insulated enclosing cover (22), the outside of heat conduction inner cup (20) is equipped with heating device (24).

2. The electric cup according to claim 1, characterized in that said heating means (24) comprise an electric heating film applied to the side of said inner thermally conductive cover (20) facing away from said opening.

3. The electric cup according to claim 1, wherein an insulating gap (26) is provided between the outer sidewall of the heat-conductive inner lid (20) and the inner sidewall of the heat-insulating outer lid (22).

4. The electric heating cup as claimed in claim 3, wherein a support portion (220) is provided in the heat insulation gap (26), the support portion (220) is fixed to the inner sidewall of the heat insulation outer cover (22), and the support portion (220) extends along the radial direction of the heat insulation outer cover (22) and abuts against the outer sidewall of the heat conduction inner cover (20).

5. The electric heating cup as claimed in claim 4, wherein the inner sidewall of the heat-insulating outer cover (22) is provided with a plurality of supports (220) in a protruding manner, and the plurality of supports (220) are distributed at intervals along the circumference of the heat-insulating outer cover (22).

6. The electric heating cup as claimed in claim 4, characterized in that the cup cover (2) further comprises a sealing member (28), the sealing member (28) is arranged inside the heat insulation outer cover (22), the sealing member (28) is arranged at one end of the heat insulation outer cover (22) close to the cup body (1), and the supporting part (220) extends along the height direction of the heat insulation outer cover (22) to abut against the sealing member (28).

7. The electric hot water cup according to any one of claims 1 to 6, characterized in that the ventilation valve (10) is arranged at the bottom of the cup body (1).

8. The electric heating water cup according to claim 7, characterized in that the bottom of the cup body (1) is provided with an air hole (12) and a connecting hole (14) which are communicated with each other, the air valve (10) is installed in the connecting hole (14), and the air valve (10) is communicated with the air hole (12).

9. The electric heating water cup according to claim 8, characterized in that the side wall of the connecting hole (14) extends out of the bottom of the cup body (1), the connecting hole (14) comprises a smooth hole section (140) and a threaded hole section (142) which are connected with each other, and the outer side wall of the ventilation valve (10) is provided with a thread structure which is matched with the threaded hole section (142).

10. The electric heating cup according to claim 7, characterized in that the bottom of the cup body (1) is provided with a reinforcing plate (3), and the reinforcing plate (3) is attached to the outside of the cup body (1).

Images