CN211673593U

CN211673593U - Portable vacuum cup

Info

Publication number: CN211673593U
Application number: CN201921967607.1U
Authority: CN
Inventors: 彭俊杰
Original assignee: Tianhe College of Guangdong Polytechnic Normal University
Current assignee: Tianhe College of Guangdong Polytechnic Normal University
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-10-16
Anticipated expiration: 2029-11-14

Abstract

The utility model provides a be applied to kitchen utensil technical field's novel portable thermos cup, it improves the structure of thermos cup, this thermos cup includes the bowl cover, interior cup, the stainless steel shell, the vacuum layer, the inner bag, a weighing sensor and a temperature sensor, rechargeable battery, the unit that generates heat, charging plug, the circuit board, master switch and earth leakage protection circuit, the unit that generates heat is located on the outer wall of inner bag and is connected with the circuit board through earth leakage protection circuit, temperature sensor locates on the outer wall of inner bag and is connected with the circuit board, charging plug passes through wire and rechargeable battery electric connection, rechargeable battery passes through the power input end electric connection of wire and circuit board, master switch and circuit board electric connection. The utility model discloses can be under the condition that does not have heating sources such as thermos, become specific temperature with cold water heating, it need not external fixed power supply, overall structure is simple, and convenient to carry has fine practicality.

Description

Portable vacuum cup

Technical Field

The utility model relates to a kitchen utensil field particularly, relates to a portable thermos cup.

Background

The Vacuum cup is a container made of ceramic or stainless steel and Vacuum layer, the top of the container is covered with a cover, the Vacuum insulation layer can delay the heat dissipation of the liquid such as water, etc. in the container, so as to achieve the purpose of heat preservation.

After searching, some typical prior arts, for example, patent No. 200920284904.6 discloses an automatic heating thermos cup, which comprises a cup body, a heating source, a temperature sensor, a rechargeable battery and a charging socket, as shown in fig. 5, and is capable of automatically heating and keeping warm, and has a simple structure. Still for example, application No. 201820698768.4 discloses a multipurpose vacuum cup, as shown in fig. 6, which comprises a vacuum cup body and a heating device, wherein the vacuum cup can instantly display the water temperature inside the cup without power input by the heat preservation function of vacuum stainless steel and the temperature sampling function of an NTC thermistor by a built-in battery. The device has simple structure and heat preservation and massage effects. Still as the patent of application number 201721040259.4 discloses a rechargeable thermos cup that generates heat, as shown in fig. 7, its simple structure, reasonable in design, be equipped with heat preservation thermal-insulated space between the lateral wall of interior cup and outer cup, heat preservation thermal-insulated space prevents that the heat of water is given off outer cup fast, and the radiation shield sleeve plays the second floor guard action that prevents scalding the hand again, the cup stand can the dismantlement formula, the power charging socket is connected for the heat-conducting plate with outer power, the battery provides the power, this thermos cup convenient to use, prevent scalding the hand, can heat preservation heating again.

Therefore, for the vacuum cup, the practical problems (such as simplified structure, convenience for heating the vacuum cup and the like) to be treated in practical application still have many practical solutions which are not provided.

SUMMERY OF THE UTILITY MODEL

In order to overcome the deficiency of the prior art, the utility model provides a portable vacuum cup, the concrete technical scheme as follows:

a portable vacuum cup comprises a cup cover, an inner cup, a stainless steel shell, a vacuum layer and an inner container, wherein the inner cup is wrapped by the inner container, the vacuum layer is formed between the stainless steel shell and the inner container, the outer side wall of a bottle opening of the stainless steel shell is provided with an external thread, the inner side wall of the cup cover is provided with an internal thread, the inner side wall of the cup cover is in threaded connection with the outer side wall of the bottle opening of the stainless steel shell, the portable vacuum cup further comprises a temperature sensor, a rechargeable battery, a heating unit, a charging plug, a circuit board, a master switch and a leakage protection circuit, the heating unit is arranged on the outer wall of the inner container and is connected with the circuit board through the leakage protection circuit, the temperature sensor is arranged on the outer wall of the inner container and is connected with the circuit board, the charging plug is electrically connected with the rechargeable battery, the main switch is electrically connected with the circuit board.

Optionally, the heating unit is a graphene heating film or a heating wire which surrounds the outer side wall of the inner container.

Optionally, the heating unit is an induction coil wound on the outer side wall of the inner container, and the induction coil is electrically connected with the circuit board through an inverter.

Optionally, the main switch is arranged on the outer side wall of the stainless steel housing, and the main switch is a knob switch or a touch switch.

Optionally, a groove is formed in the stainless steel housing, the charging plug is arranged in the groove, and a protective sliding cover is arranged at an opening of the groove.

Optionally, the rechargeable battery is arranged at a bottom recess of the stainless steel shell, and an anti-slip base is sleeved at the bottom of the stainless steel shell.

Optionally, the protective sliding cover is an elastic push-pull protective sliding cover or a flexible protective sliding cover.

Optionally, the portable vacuum cup further comprises a cup sleeve, a power cord plug and a power hole, the power hole is formed in the outer side wall of the stainless steel shell and electrically connected with the power input end of the circuit board, the cup sleeve is detachably arranged on the anti-skid base, and the power cord plug is placed between the cup sleeve and the anti-skid base.

Optionally, the charging plug is a plug-type plug or a USB socket-type plug.

The utility model discloses the beneficial technological effect who gains includes:

1. the utility model discloses can be in the open air or under the condition that does not have heating sources such as thermos, become specific temperature with cold water heating, it need not external fixed power supply, charges and can take outward, overall structure is simple, convenient to carry, and the practicality is strong.

2. The power line plug is placed between the cup sleeve and the anti-skidding base, the power hole is electrically connected with the power input end of the circuit board, when the electric quantity of the rechargeable battery is exhausted, the protective sliding cover can be opened, the rechargeable battery is charged by the aid of the charging plug, the cup sleeve is detached or is connected with the rated voltage source by the power line plug, and the circuit board is directly powered, so that the heating element generates heat when working.

Drawings

The invention will be further understood from the following description in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. Like reference numerals designate corresponding parts throughout the different views.

FIG. 1 is a first schematic view of a portable vacuum cup according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a portable vacuum cup according to an embodiment of the present invention;

FIG. 3 is a third schematic view of a portable vacuum cup according to an embodiment of the present invention;

FIG. 4 is a fourth schematic structural view of a portable vacuum cup according to an embodiment of the present invention;

FIG. 5 is a schematic view of a prior art self-heating cup;

FIG. 6 is a schematic view of a multi-purpose vacuum cup of the prior art;

fig. 7 is a schematic structural view of a charging type heating thermos cup in the prior art.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly apparent, the present invention will be further described in detail with reference to the following embodiments thereof; it should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention. Other systems, methods, and/or features of the present embodiments will become apparent to those skilled in the art upon review of the following detailed description. It is intended that all such additional systems, methods, features and advantages be included within this description, be within the scope of the invention, and be protected by the accompanying claims. Additional features of the disclosed embodiments are described in, and will be apparent from, the detailed description that follows.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "left", "right", etc., indicating directions or positional relationships based on those shown in the drawings, it is only for convenience of description and simplicity of description, but not for indicating or implying that the indicated device or component must have a specific direction, be constructed in a specific direction, and operate, and therefore the terms describing the positional relationships in the drawings are used for illustrative purposes only and are not to be construed as limitations of the present patent, and those skilled in the art can understand the specific meanings of the above terms according to specific situations.

The utility model relates to a portable thermos cup, according to the following embodiment is illustrated and explained in figures 1-7:

the first embodiment is as follows:

in daily life, if the temperature is low in winter, only cold mineral water or tap water and other stomach-impairing water can be drunk outdoors or under the condition of no heating source such as a hot water kettle and the like, and the traditional portable vacuum cup with the heat preservation performance on the market is constrained by more factors, so that the design capacity of the traditional portable vacuum cup cannot meet the sufficient requirements of people, the water temperature cannot be regulated and controlled, and certain influence is caused on outgoing of people; and the heating device (the related accessories are inconvenient to carry) is single, so that the volume is large, the weight is heavy, and the application range is limited to a certain extent. The portable thermos cup aims at solving the problems, does not need to be connected with a body side fixed power supply, changes the defect that the traditional thermos cup can only keep normal temperature and can not heat water temperature, does not need an external fixed power supply, can be taken out during charging, and has stronger charging randomness.

In order to realize the above functions, as shown in fig. 1, this embodiment provides a portable vacuum cup, which includes a cup cover 1, an inner cup 2, a stainless steel casing 3, a vacuum layer 5, an inner container 11, wherein the inner container 11 wraps the inner cup 2, the vacuum layer 5 is formed between the stainless steel casing 3 and the inner container 11, an external thread is disposed on an outer side wall of a bottle mouth of the stainless steel casing 3, an internal thread is disposed on an inner side wall of the cup cover 1, an inner side wall of the cup cover 1 is in threaded connection with an outer side wall of the bottle mouth of the stainless steel casing 3, the portable vacuum cup further includes a temperature sensor 13, a rechargeable battery 8, a heating unit 6, a charging plug 7, a circuit board 4, a main switch 12 and an electric leakage protection circuit 9, the heating unit 6 is disposed on an outer wall of the inner container 11 and connected with the circuit board 4 through the electric leakage protection circuit 9, the charging plug 7 is electrically connected with the rechargeable battery 8 through a lead, the rechargeable battery 8 is electrically connected with the power input end of the circuit board 4 through a lead, and the main switch 12 is electrically connected with the circuit board 4.

The main switch 12 is arranged on the outer side wall of the stainless steel shell 3, and the main switch 12 is a knob switch or a touch switch. The knob switch is convenient to operate and high in safety and reliability; the touch switch occupies small space and has higher protection level

The charging plug 7 is a plug type plug or a USB socket type plug. The plug type charging plug is flexible to apply; the USB charging socket type plug has strong portability; this solution and its alternatives are applicable to all structures of this patent.

A groove is arranged in the stainless steel shell 3, the charging plug 7 is arranged in the groove, and a protective sliding cover 14 is arranged at the opening of the groove. As a preferable scheme, the protective sliding cover 14 is an elastic push-pull protective sliding cover 14 or a flexible protective sliding cover 14. The protection level of the elastic push-pull type protective sliding cover 14 is higher; the flexible protective cover is effective in dust prevention, water prevention and rust prevention, the cost is reduced due to the selection of materials, and the service life is prolonged due to the flexible characteristic of the flexible protective cover;

in the present embodiment, the rechargeable battery 8 may be a rechargeable lithium battery or a rechargeable dry cell battery. The rechargeable battery 8 is arranged at the bottom concave part of the stainless steel shell 3, and an anti-skid base 10 is sleeved at the bottom of the stainless steel shell. The temperature sensor 13 is used for detecting the temperature of the inner container 11. The main switch 12 is connected with the circuit board 4 and used for controlling the on-off of the heating element.

The circuit board 4 is used for controlling the current or voltage connected to the heating element and cutting off the current output when the temperature of the water in the thermos cup rises to a certain degree. The rechargeable battery 8 provides power input for the circuit board 4, and a leakage protection circuit 9 is arranged between the circuit board 4 and the heating element to ensure the safety of the heating element during operation.

There are many kinds of circuit boards 4 and leakage protection circuits 9 that can control the magnitude of output current or voltage, and they can be built by using electronic components or integrated chips. The selection can be made by those skilled in the art according to actual needs, and is not described herein.

In this embodiment, the heating unit 6 is a graphene heating film or a heating wire wrapped around the outer sidewall of the inner container 11. Preferably, the heating unit 6 is a heating wire.

When the cup is used, the circuit of the vacuum cup is connected through the main switch 12, the circuit board 4 outputs current to enable the heating wire to heat, and therefore the water in the inner cup 2 is heated. When the water in the thermos cup is heated to a certain temperature, the temperature sensor 13 transmits the temperature back to the circuit board 4, and then the circuit board 4 cuts off the output current for the heating wire. Here, the user may turn off the output of the circuit board 4 by turning off the main switch 12, thereby stopping the operation of the heater.

If the rechargeable battery 8 is exhausted, the protective sliding cover 14 can be opened, and the rechargeable battery 8 is charged by the charging plug 7.

Preferably, the circuit board 4 includes a microprocessor, display and input buttons. The user can set the heating water temperature threshold value of the vacuum cup through the input button, and the display is used for displaying the water temperature in the vacuum cup.

Example two:

as shown in fig. 2, the present embodiment is substantially the same as the first embodiment, except that the portable vacuum cup further comprises a cup sleeve 15, a power cord plug 16 and a power supply hole 17, the power supply hole 17 is disposed on the outer side wall of the stainless steel shell 3 and electrically connected to the power input end of the circuit board 4, the cup sleeve 15 is detachably disposed on the anti-slip base 10, and the power cord plug 16 is disposed between the cup sleeve 15 and the anti-slip base 10.

By placing the power cord plug 16 between the cup sleeve 15 and the anti-slip base 10 and using the power supply hole 17 to be electrically connected with the power supply input end of the circuit board 4, when the electric quantity of the rechargeable battery 8 is exhausted, the protective sliding cover 14 can be opened, the rechargeable battery 8 is charged by using the charging plug 7, the cup sleeve 15 is detached or connected with a rated voltage source by using the power cord plug 16, and the power is directly supplied to the circuit board 4, so that the heating wire can work and generate heat.

Example three:

the embodiment provides a portable vacuum cup, which comprises a cup cover 1, an inner cup 2, a stainless steel shell 3, a vacuum layer 5 and an inner container 11, wherein the inner container 11 wraps the inner cup 2, the vacuum layer 5 is formed between the stainless steel shell 3 and the inner container 11, the outer side wall of a bottle mouth of the stainless steel shell 3 is provided with an external thread, the inner side wall of the cup cover 1 is provided with an internal thread, the inner side wall of the cup cover 1 is in threaded connection with the outer side wall of the bottle mouth of the stainless steel shell 3, the portable vacuum cup further comprises a temperature sensor 13, a rechargeable battery 8, a heating unit 6, a charging plug 7, a circuit board 4, a master switch 12 and an electric leakage protection circuit 9, the heating unit 6 is arranged on the outer wall of the inner container 11 and is connected with the circuit board 4 through the electric leakage protection circuit 9, the temperature sensor 13 is arranged on the outer wall of the inner container 11 and is, the rechargeable battery 8 is electrically connected with the power input end of the circuit board 4 through a lead, and the main switch 12 is electrically connected with the circuit board 4. In this embodiment, the heat generating unit 6 is an induction coil wound on the outer sidewall of the inner container 11, and the induction coil is electrically connected to the circuit board 4 through an inverter.

As shown in fig. 3, the heat generating unit 6 is an induction coil wound on the outer sidewall of the inner container 11, and the induction coil is electrically connected to the circuit board 4 through an inverter.

In the present embodiment, an inverter (not shown) may be provided in the earth leakage protection circuit 9, or may be provided in the circuit board 4. When the vacuum cup is used, the circuit of the vacuum cup is connected through the main switch 12, the inverter converts direct current into alternating current, and the temperature of the inner container 11 and the inner cup 2 is increased through the eddy current effect, so that water is heated. When the temperature of the water in the vacuum cup rises to a certain degree, the circuit board 4 cuts off the current output, and the induction coil stops working. Here, the user may turn off the output of the circuit board 4 by turning off the main switch 12, thereby stopping the operation of the induction coil.

The inverter can be built by using electronic components, and can also be built by using an integrated chip. The selection can be made by those skilled in the art according to actual needs, and is not described herein.

Example four:

the embodiment is basically the same as the third embodiment, except that the portable vacuum cup further comprises a cup sleeve 15, a power cord plug 16 and a power hole 17, the power hole 17 is arranged on the outer side wall of the stainless steel shell 3 and electrically connected with the power input end of the circuit board 4, the cup sleeve 15 is detachably arranged on the anti-skid base 10, and the power cord plug 16 is arranged between the cup sleeve 15 and the anti-skid base 10.

By placing the power line plug 16 between the cup sleeve 15 and the anti-skid base 10 and using the power supply hole 17 to be electrically connected with the power supply input end of the circuit board 4, when the electric quantity of the rechargeable battery 8 is exhausted, the protective sliding cover 14 can be opened, the rechargeable battery 8 is charged by using the charging plug 7, the cup sleeve 15 is detached or connected with a rated voltage source by using the power line plug 16, and the power is directly supplied to the circuit board 4, so that the induction coil can work and generate heat.

To sum up, the utility model discloses a portable thermos cup, its beneficial technological effect who gains includes:

Although the invention has been described above with reference to various embodiments, it should be understood that many changes and modifications may be made without departing from the scope of the invention. That is, the methods, systems, and devices discussed above are examples. Various configurations may omit, substitute, or add various procedures or components as appropriate. For example, in alternative configurations, the methods may be performed in an order different than that described, and/or various components may be added, omitted, and/or combined. Moreover, features described with respect to certain configurations may be combined in various other configurations, as different aspects and elements of the configurations may be combined in a similar manner. Further, elements therein may be updated as technology evolves, i.e., many elements are examples and do not limit the scope of the disclosure or claims.

Specific details are given in the description to provide a thorough understanding of the exemplary configurations including implementations. However, configurations may be practiced without these specific details, e.g., well-known circuits, processes, algorithms, structures, and techniques have been shown without unnecessary detail in order to avoid obscuring the configurations. This description provides example configurations only, and does not limit the scope, applicability, or configuration of the claims. Rather, the foregoing description of the configurations will provide those skilled in the art with an enabling description for implementing the described techniques. Various changes may be made in the function and arrangement of elements without departing from the spirit or scope of the disclosure.

It is intended that the foregoing detailed description be regarded as illustrative rather than limiting, and that it be understood that it is the following claims, including all equivalents, that are intended to define the spirit and scope of this invention. The above examples are to be understood as merely illustrative of the present invention and not as limiting the scope of the invention. After reading the description of the present invention, the skilled person can make various changes or modifications to the present invention, and these equivalent changes and modifications also fall within the scope of the present invention defined by the claims.

Claims

1. A portable vacuum cup comprises a cup cover, an inner cup, a stainless steel shell, a vacuum layer and an inner container, wherein the inner cup is wrapped by the inner container, the vacuum layer is formed between the stainless steel shell and the inner container, the outer side wall of a bottle opening of the stainless steel shell is provided with an external thread, the inner side wall of the cup cover is provided with an internal thread, the inner side wall of the cup cover is in threaded connection with the outer side wall of the bottle opening of the stainless steel shell, the portable vacuum cup is characterized by further comprising a temperature sensor, a rechargeable battery, a heating unit, a charging plug, a circuit board, a master switch and an electric leakage protection circuit, the heating unit is arranged on the outer wall of the inner container and is connected with the circuit board through the electric leakage protection circuit, the temperature sensor is arranged on the outer wall of the inner container and is connected with the circuit board, the charging plug is electrically connected with the rechargeable, the main switch is electrically connected with the circuit board.

2. The portable vacuum cup as claimed in claim 1, wherein the heating unit is a graphene heating film or a heating wire wrapped around the outer sidewall of the inner container.

3. The portable thermos cup according to claim 1, wherein the heating unit is an induction coil wound on the outer sidewall of the inner container, and the induction coil is electrically connected to the circuit board through an inverter.

4. A portable thermos cup according to any of claims 1 to 3, wherein the main switch is provided on the outer side wall of the stainless steel casing, and the main switch is a knob switch or a touch switch.

5. The portable thermos cup of claim 4, wherein the stainless steel shell has a recess therein, the charging plug is disposed in the recess, and a protective sliding cover is disposed at an opening of the recess.

6. A portable thermos cup according to claim 5, characterized in that the rechargeable battery is disposed in a recess at the bottom of the stainless steel shell, and an anti-slip base is disposed on the bottom of the stainless steel shell.

7. The portable thermos cup according to claim 6, wherein the protective sliding cover is an elastic push-pull protective sliding cover or a flexible protective sliding cover.

8. The portable vacuum cup according to claim 7, further comprising a cup holder, a power plug and a power hole, wherein the power hole is formed in the outer side wall of the stainless steel shell and electrically connected with the power input end of the circuit board, the cup holder is detachably disposed on the anti-slip base, and the power plug is disposed between the cup holder and the anti-slip base.

9. A portable thermos cup according to any of claims 5 to 8, characterized in that the charging plug is a plug-type plug or a USB socket-type plug.