CN211582514U

CN211582514U - Heat insulation cup

Info

Publication number: CN211582514U
Application number: CN201922439688.4U
Authority: CN
Inventors: 张志康; 张彭朋; 马俊杰
Original assignee: Wuhan University of Science and Engineering WUSE
Current assignee: Wuhan University of Science and Engineering WUSE
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-09-29
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a vacuum cup, the cup body comprises an inner cup wall and an outer cup wall, a grooved vacuum cavity is arranged between the inner cup wall and the outer cup wall, an annular first baffle plate is arranged in the vacuum cavity on the inner cup wall, the first baffle plate divides an annular heat exchange cavity in the vacuum cavity, a gap is arranged between the heat exchange cavity and the outer cup wall, an annular second baffle plate is arranged in the vacuum cavity on the outer cup wall, the second baffle plate divides an annular liquid storage cavity from the vacuum cavity, the liquid storage cavity is arranged above the heat exchange cavity, a gap is arranged between the liquid storage cavity and the inner cup wall, the lower end of the liquid storage cavity is provided with a first interface communicated with the interior of the liquid storage cavity, the upper end of the heat exchange cavity is provided with a second interface communicated with the interior of the heat exchange cavity, the second interface is arranged in the vacuum cavity, the first interface is communicated with the second interface, a valve is arranged at the communication position, heat exchange liquid is filled in the liquid storage cavity, the valve is opened to enable the heat exchange liquid to enter the heat exchange cavity to exchange heat with hot water in the cup body, and the structure is simple.

Description

Heat insulation cup

Technical Field

The utility model belongs to flourishing water utensil field especially relates to a thermos cup.

Background

In life, we often encounter this type of problem: want to drink a kettle of hot water winter, generally can choose to get the hot water room, and the hot water temperature that just beats from the boiling water room is very high, and the human body can't accept the water of this temperature, so often can choose to place and wait for the cooling, because the particularity of thermos cup structure, the cooling speed is very slow, and latency is very long, and in the cold in-process of putting of opening the bottle lid, still need consider that the thermos cup can not be knocked over, the emergence of a series of accidents such as bacterium entering. Of course, if we simply use the plastic cup for cooling, but the temperature can not be kept after cooling, the hot water is automatically kept at 50-60 ℃, and the temperature is just a comfortable water temperature which can be accepted by human bodies. At present, the patents of the kind of works which can be found on the patent network in China include: meanwhile, manual intervention is required to be ensured, and the water temperatures of the two cavities are controlled to a certain degree to implement cooling treatment.

SUMMERY OF THE UTILITY MODEL

In order to solve the above technical problem, an object of the present invention is to provide a water heater with a simple structure, which can control the water temperature at a temperature acceptable for human body.

In order to achieve the above purpose, the technical solution of the present invention is as follows: a vacuum cup is characterized in that a first annular partition plate connected to the inner cup wall is arranged in the vacuum cavity, the first partition plate and the inner cup wall jointly enclose to form an annular heat exchange cavity, a gap is reserved between the heat exchange cavity and the outer cup wall, a second annular partition plate connected to the outer cup wall is arranged in the vacuum cavity, the second partition plate and the outer cup wall jointly enclose to form an annular liquid storage cavity, the liquid storage cavity is located above the heat exchange cavity, a gap is reserved between the liquid storage cavity and the inner cup wall, a first interface communicated with the interior of the liquid storage cavity is arranged at the lower end of the liquid storage cavity, and a second interface communicated with the interior of the heat exchange cavity is arranged at the upper end of the heat exchange cavity, the first interface is communicated with the second interface, a valve is arranged at the communication position, and heat exchange liquid is filled in the liquid storage cavity.

The beneficial effects of the above technical scheme are that: a liquid storage cavity and a heat exchange cavity are arranged in a vacuum cavity, the liquid storage cavity is separated from the inner-layer cup wall, the heat exchange cavity is separated from the outer-layer cup wall through the vacuum cavity, the heat exchange cavity is communicated with the liquid storage cavity through a valve, and the valve is opened instead of the valve, so that heat exchange liquid in the normal-temperature liquid storage cavity enters the heat exchange cavity to exchange heat with hot water in the cup body, and the water temperature in the cup body is reduced to 50-60 ℃.

In the above technical scheme, the valve is a temperature control valve, the first interface is located in the vacuum cavity, the sensing end of the temperature control valve is in contact with the inner cup wall, the temperature control valve is opened when the temperature sensed by the sensing end of the temperature control valve is high, and the temperature control valve is closed when the temperature sensed by the sensing end of the temperature control valve is low.

The beneficial effects of the above technical scheme are that: the cup has simple structure, and can be controlled to be opened or closed by the water temperature in the cup body, so that the temperature control is convenient, and the water temperature can be ensured not to be reduced to the normal temperature.

In the above technical solution, the temperature control valve includes a valve housing, a valve core and a wax storage housing, the valve housing is vertically arranged and internally hollow, a third port and a fourth port communicated with the interior of the valve housing are arranged on the side wall of the valve housing, a fifth port communicated with the interior of the valve housing is arranged at the lower end of the valve housing, the wax storage housing is arranged in the vacuum chamber and is located at the lower end of the inner cup wall, a gap is formed between the wax storage housing and the outer cup wall, the wax storage housing is communicated with the fifth port, the third port is communicated with any one of the first port and the second port, the fourth port is communicated with the rest of the first port and the second port, the wax storage housing is filled with solid wax, the valve core is slidably arranged in the valve housing, a through hole is arranged on the valve core, and the valve core is in sealed sliding contact with the inner side wall of the valve housing, the paraffin block in the wax storage shell is subjected to heat exchange with hot water in the cup body and then melted into liquid, the valve core is pushed to slide upwards in the valve shell to the inner top of the valve shell, the third interface and the fourth interface are communicated through the through hole in the valve core so as to open the temperature control valve, after the water temperature in the cup body is reduced to be below the melting point of the wax, the wax in the wax storage shell slides downwards to the inner bottom of the valve shell after being solidified, the third interface and the fourth interface are blocked by the valve core so as to close the temperature control valve, and the contact part of the wax storage shell and the inner cup wall forms an induction end of the temperature control valve.

The beneficial effects of the above technical scheme are that: the temperature control valve is simple in structure, and the temperature control valve is opened or closed by using the principle of expansion with heat and contraction with cold.

In the technical scheme, the wax storage shell and the inner layer cup wall are integrally formed.

The beneficial effects of the above technical scheme are that: the heat exchange effect is good.

The cross-section of the valve casing in the technical scheme is square.

The beneficial effects of the above technical scheme are that: the valve is simple in structure, the valve core can only move up and down in the valve shell, and therefore the valve is opened or closed in the up-and-down moving process of the valve core.

Drawings

FIG. 1 is a schematic view of a heat-insulating cup according to the prior art;

FIG. 2 is a schematic view of the structure of the cup body according to the embodiment of the present invention;

fig. 3 is a schematic structural diagram of the thermal insulation valve in the embodiment of the present invention.

In the figure: 1 cup body, 11 inner layer cup wall, 111 vacuum cavity, 112 heat exchange cavity, 1121 second interface, 113 stock solution cavity, 1131 first interface, 12 outer layer cup wall, 13 first baffle, 14 second baffle, 15 valve, 151 valve casing, 1511 third interface, 1512 fourth interface, 1513 fifth interface, 152 case, 1521 through-hole, 153 store up wax shell, 2 bowl covers.

Detailed Description

The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1-3, the present embodiment provides a vacuum cup, the cup body 1 is a sandwich structure, and includes an inner cup wall 11 and an outer cup wall 12, a vacuum chamber 111 is formed between the inner cup wall 11 and the outer cup wall 12, and is characterized in that an annular first partition plate 13 connected to the inner cup wall 11 is disposed in the vacuum chamber 111, the first partition plate 13 and the inner cup wall 11 together enclose to form an annular heat exchange chamber 112, a gap is formed between the heat exchange chamber 112 and the outer cup wall 12, an annular second partition plate 14 connected to the outer cup wall 12 is disposed in the vacuum chamber 111, the second partition plate 14 and the outer cup wall 12 together enclose to form an annular liquid storage chamber 113, the liquid storage chamber 113 is located above the heat exchange chamber 112, and a gap is formed between the liquid storage chamber 113 and the inner cup wall 11, the lower end of the liquid storage cavity 113 is provided with a first interface 1131 communicated with the inside of the liquid storage cavity 113, the upper end of the heat exchange cavity 112 is provided with a second interface 1121 communicated with the inside of the heat exchange cavity, the second interface 1121 is positioned in the vacuum cavity 111, the first interface 1131 is communicated with the second interface 1121, a valve 15 is arranged at the communication position, heat exchange liquid is filled in the liquid storage cavity 113, the valve 15 is opened to enable the heat exchange liquid to enter the heat exchange cavity 112 to exchange heat with hot water in a cup body, or the cup body is inverted to enable the heat exchange liquid in the heat exchange cavity to flow back to the liquid storage cavity 113. Therefore, the liquid storage cavity and the heat exchange cavity are arranged in the vacuum cavity, the liquid storage cavity is separated from the inner-layer cup wall, the heat exchange cavity is separated from the outer-layer cup wall through the vacuum cavity, the heat exchange cavity is communicated with the liquid storage cavity through the valve, and the valve is opened instead of the valve, so that heat exchange liquid in the normal-temperature liquid storage cavity enters the heat exchange cavity to exchange heat with hot water in the cup body, and the water temperature in the cup body is reduced to 50-60 ℃.

In the above technical solution, the valve 15 is installed on the outer cup wall 12, and two joint ends of the valve are respectively communicated with the first interface 1131 and the second interface 1121. Its simple structure, convenient operation is under the condition that need not cool down to the hot water in the cup for heat transfer liquid flows back to the stock solution intracavity, when needs reduce the temperature in the cup, only need open the valve can.

Wherein, the whole cup body is preferably made of stainless steel material.

Wherein, among the above-mentioned technical scheme valve 15 is the temperature-sensing valve, the temperature-sensing valve is arranged in the vacuum cavity 111, just first interface 1131 is located in the vacuum cavity 111, the response end of temperature-sensing valve with inlayer wall of cup 11 contact, when the temperature that the response end of temperature-sensing valve sensed is high, the temperature-sensing valve is opened, when the temperature that the response end of temperature-sensing valve sensed is low, the temperature-sensing valve closes, so its simple structure, and can control its by the temperature in the cup and open or close, so make its temperature control convenient, and can ensure that the temperature is unlikely to reduce to the normal atmospheric temperature.

In the above technical solution, the temperature control valve includes a valve housing 151, a valve core 152 and a wax storage shell 153, the valve housing 151 is vertically arranged and is hollow, a third port 1511 and a fourth port 1512 communicated with the inside of the valve housing 151 are arranged on the side wall of the valve housing 151, a fifth port 1513 communicated with the inside of the valve housing 151 is arranged at the lower end of the valve housing 151, the wax storage shell 153 is arranged in the vacuum cavity 111 and is located at the lower end of the inner cup wall 11, a gap is formed between the wax storage shell 153 and the outer cup wall 12, the wax storage shell 153 is communicated with the fifth port 1513, the third port 1511 is communicated with any one of the first port 1131 and the second port 1121, the fourth port 1512 is communicated with the rest of the first port 1131 and the rest of the second port 1121, solid wax is filled in the wax storage shell 153, the valve core 152 is slidably arranged in the valve housing 151, a through hole 1521 is arranged on the valve core 152, the valve core 152 is in sealed sliding contact with the inner side wall of the valve housing 151, a paraffin block in the wax storage housing 153 is subjected to heat exchange with hot water in the cup body and then melted into liquid, the liquid pushes the valve core 152 to slide upwards in the valve housing 151 to the inner top of the valve housing 151, the third port 1511 and the fourth port 1512 are communicated through a through hole 1521 in the valve core 152 so as to open the temperature control valve, when the temperature of water in the cup body is reduced to be lower than the melting point of wax, the wax in the wax storage housing 153 slides downwards to the inner bottom of the valve housing 151 after being solidified, the third port 1511 and the fourth port 1512 are blocked by the valve core 152 so as to close the temperature control valve, and the contact position of the wax storage housing 153 and the inner cup wall 11 forms the sensing end of the temperature control valve, so that the temperature control valve can be opened or closed by using the principle of thermal expansion and cold contraction.

In the above technical scheme, the wax storage shell 153 and the inner cup wall 11 are integrally formed, and the heat exchange effect is good.

In the above technical scheme, the cross section of the valve casing 151 is square, the structure is simple, the valve core is in the valve casing only can move up and down, so that in the up-and-down moving process of the valve core, the valve is opened or closed, and the cross section of the valve casing is square, so that the rotation of the valve core in the valve casing can be avoided, and the through hole on the valve core in the up-and-down sliding process can not be aligned with the third interface and the fourth interface.

The principle of the embodiment is as follows: since the paraffin block is melted at 47-64 deg.C, when the water temperature in the cup body is higher than the temperature, which exchanges heat with the paraffin in the paraffin storage shell to melt the paraffin and expand the volume of the paraffin to extrude the through hole on which the valve core moves upwards in the valve shell to communicate the third port with the fourth port, so that the liquid in the liquid storage cavity can further exchange heat with the water in the cup body as the liquid enters the heat exchange cavity, the water temperature is continuously reduced, when the temperature is lower than the melting point of the paraffin block, it can solidify gradually, and the volume dwindles, and the case gliding extremely will this moment in the valve casing third interface and fourth interface block up, stand upside down the teacup this moment, the case can move down to the through-hole by oneself under the action of gravity and communicate third interface and fourth interface, and the heat transfer liquid of heat transfer intracavity this moment flows back to the stock solution intracavity, and it can just to stand this moment with the cup again.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.

Claims

1. A vacuum cup comprises a cup body (1) and a cup cover (2), wherein the cup body (1) is of a sandwich structure and comprises an inner cup wall (11) and an outer cup wall (12), a vacuum cavity (111) is formed between the inner cup wall (11) and the outer cup wall (12), the vacuum cup is characterized in that a first annular partition plate (13) connected to the inner cup wall (11) is arranged in the vacuum cavity (111), the first partition plate (13) and the inner cup wall (11) are jointly enclosed to form an annular heat exchange cavity (112), a gap is formed between the heat exchange cavity (112) and the outer cup wall (12), an annular second partition plate (14) connected to the outer cup wall (12) is arranged in the vacuum cavity (111), and the second partition plate (14) and the outer cup wall (12) are jointly enclosed to form an annular liquid storage cavity (113), the liquid storage cavity (113) is located above the heat exchange cavity (112), a gap is formed between the liquid storage cavity (113) and the inner-layer cup wall (11), a first interface (1131) communicated with the interior of the liquid storage cavity is arranged at the lower end of the liquid storage cavity (113), a second interface (1121) communicated with the interior of the heat exchange cavity is arranged at the upper end of the heat exchange cavity (112), the first interface (1131) is communicated with the second interface (1121), a valve (15) is arranged at the communication position, and heat exchange liquid is filled in the liquid storage cavity (113).

2. A thermos cup according to claim 1, characterized in that the valve (15) is a thermo valve and the first port (1131) is located in the vacuum chamber (111), and the sensing end of the thermo valve is in contact with the inner wall (11), and when the temperature sensed by the sensing end of the thermo valve is high, the thermo valve is open, and when the temperature sensed by the sensing end of the thermo valve is low, the thermo valve is closed.

3. The vacuum cup according to claim 2, wherein the thermostatic valve comprises a valve housing (151), a valve core (152) and a wax storage housing (153), the valve housing (151) is vertically arranged and is internally hollow, a third interface (1511) and a fourth interface (1512) which are communicated with the interior of the valve housing are arranged on the side wall of the valve housing (151), a fifth interface (1513) which is communicated with the interior of the valve housing is arranged at the lower end of the valve housing (151), the wax storage housing (153) is arranged in the vacuum cavity (111) and is positioned at the lower end of the inner cup wall (11), a gap is arranged between the wax storage housing (153) and the outer cup wall (12), the wax storage housing (153) is communicated with the fifth interface (1513), the third interface (1511) is communicated with any one of the first interface (1131) and the second interface (1121), and the fourth interface (1512) is communicated with the remaining one of the first interface (1131) and the second interface (1121), the wax storage shell (153) is filled with solid wax, the valve core (152) is arranged in the valve shell (151) in a sliding mode, a through hole (1521) is formed in the valve core (152), the valve core (152) is in sealing sliding contact with the inner side wall of the valve shell (151), a paraffin block in the wax storage shell (153) melts into liquid after heat exchange with hot water in the cup body and pushes the valve core (152) to slide upwards in the valve shell (151) to the inner top of the valve shell (151), the third port (1511) and the fourth port (1512) are communicated through the through hole (1521) in the valve core (152) so that the temperature control valve is opened, when the water temperature in the cup is reduced to be lower than the melting point of the wax, the valve shell (153) is solidified, the valve core (152) slides downwards to the inner bottom of the valve shell (151), and the third port (1511) and the fourth port (1512) are blocked by the valve core (152), so as to close the temperature control valve, and the contact part of the wax storage shell (153) and the inner layer cup wall (11) forms the sensing end of the temperature control valve.

4. A thermos cup according to claim 3, characterized in that the wax storage shell (153) is integrally formed with the inner cup wall (11).

5. A thermos cup according to claim 3, characterized in that the valve housing (151) is square in cross-section.