CN210961429U

CN210961429U - Dinner pad system with electric heating function

Info

Publication number: CN210961429U
Application number: CN201920845858.6U
Authority: CN
Inventors: 陈长江
Original assignee: Tongxiang Jierui Building Material Co ltd
Current assignee: Tongxiang Jierui Building Material Co ltd
Priority date: 2019-06-05
Filing date: 2019-06-05
Publication date: 2020-07-10
Anticipated expiration: 2029-06-05

Abstract

The utility model provides a meal pad system with electrical heating function, including meal pad and tableware, the meal pad is equipped with power access unit and first power supply interface, and the power access unit is used for being connected with the power electricity, and first power supply interface is connected with power access unit electricity, and the tableware is equipped with heating member and second power supply interface, and first power supply interface is connected with the removable electricity of second power supply interface, and second power supply interface is connected with the heating member electricity, the utility model has the advantages that, the meal pad itself does not generate heat, does not have the high temperature position, and the heat is extravagant few, is favorable to energy-conservation, in addition, because the meal pad itself does not be equipped with the heat-generating body, realizes being the direct heating, so be favorable to the reduction of meal.

Description

Dinner pad system with electric heating function

Technical Field

The utility model relates to a tableware heating technical field specifically says a meal pad system with electric heating function.

Background

At present to the electrical heating problem of tableware, meal is filled up and the tableware is generally separately considered, do not carry out more harmonious structural design around electrical heating between the two, this also make present electrical heating function mainly based on meal fills up the development, concrete structure says, the universal adoption is that meal fills up self is equipped with the heating element, heat the tableware in order to realize the heating purpose through this heating element, for example set up the heat-generating body in meal fills up, heat the tableware with the heat-generating body, consequently, there is the higher problem of meal pad temperature, not only comparatively dangerous, and the heat is extravagant more, be unfavorable for energy-conservation, in addition, owing to be equipped with the heat-generating body and be indirect heating tableware, so the heat-generating body need do great, just can have sufficient heating capacity to heat the tableware, consequently, present structure is unfavorable for the reduction of meal pad thickness.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that, overcome prior art's defect, provide a meal pad system with electric heating function, meal pad itself does not generate heat, does not have the high temperature position, and the heat waste is few, is favorable to energy-conservation, in addition, because meal pad itself is not equipped with the heat-generating body, what realize is the direct heating, so is favorable to the reduction of meal pad thickness.

For solving the technical problem, the utility model provides a meal fills up system with electrical heating function, including meal pad and tableware, the meal pad is equipped with power access unit and first power supply interface, and the power access unit is used for being connected with the power electricity, and first power supply interface is connected with the power access unit electricity, and the tableware is equipped with heating member and second power supply interface, and first power supply interface is connected with the removable electricity of second power supply interface, and second power supply interface is connected with the heating member electricity.

After adopting above-mentioned scheme, compare with prior art, the utility model has the advantages of it is following: the utility model discloses a meal fills up system, including meal pad and tableware, fill up through the meal and supply power for the tableware that has the heat-generating body, tableware itself generates heat, and the meal is filled up itself and is not generated heat, because the heating member direct action is in the tableware, so the heat waste is few, is favorable to energy-conservation, in addition, because the meal is filled up itself and is not equipped with the heat-generating body, and the heating member direct action is in the tableware, so is favorable to the reduction of meal pad thickness.

As an improvement, the power supply device further comprises a switch, wherein the switch is used for controlling the on-off of the first power supply interface, so that the on-off of the first power supply interface is controlled through the switch, and the improvement of safety and use flexibility are facilitated.

As the improvement, the switch adopts a controllable electronic switch, thus being beneficial to realizing intelligent control and providing a foundation for the later Internet of things access control.

As an improvement, the controllable electronic switch adopts an electronic switch controlled by radio frequency identification, a radio frequency identification unit of the electronic switch is positioned in a placing area of tableware, the placing area is provided with a first power supply interface, the tableware is correspondingly provided with a radio frequency tag, and the first power supply interface is electrically connected with a second power supply interface after the tableware is placed in the placing area.

As the improvement, the tableware includes body and multistage carbon fiber heating wire, multistage carbon fiber heating wire divide into about two sets ofly, every group includes an at least carbon fiber heating wire, carbon fiber heating wire in every group distributes according to the preface from inside to outside, the one end of carbon fiber heating wire in two sets of all collects the one end of second power supply interface and is connected with it electricity, the other end of carbon fiber heating wire in two sets of all collects the other end of second power supply interface and is connected with it electricity, thus, the carbon fiber heating wire that can adopt less radical just can distribute comparatively evenly, and do benefit to the both ends that make things convenient for overall arrangement second power supply interface, after setting up through the aforesaid, heating temperature is comparatively even.

As an improvement, the tableware comprises a body and a plurality of sections of carbon fiber heating wires, wherein the carbon fiber heating wires are sequentially and annularly arranged in the body along the axis direction, after the annular arrangement, two ends of each section of carbon fiber heating wire are adjacent, one end of each two ends of each annularly arranged carbon fiber heating wire is electrically connected together through a first carbon fiber heating wire, at least one end of the two ends of the first carbon fiber heating wire is used as a positive electrode, the other end of each two ends of each annularly arranged carbon fiber heating wire is electrically connected together through a second carbon fiber heating wire, and at least one end of the two ends of the second carbon fiber heating wire is used as a negative electrode; the positive electrode is electrically connected with one end of the second power supply interface, and the negative electrode is electrically connected with the other end of the second power supply interface, so that another optimal scheme of carbon fiber heating wire layout is provided.

As the improvement, the carbon fiber heating wires adopt a snake-shaped layout or an annular layout, so that the length difference of each carbon fiber heating wire is not too large, and the heating temperature is more uniform.

As the improvement, when the tableware adopts ceramic tableware, the carbon fiber heating wire and the ceramic tableware are burnt into a whole, so that on one hand, the structure is compact, the combination is tight, the integrity of the product is good, on the other hand, the heating effect is better, and the heat waste is less.

As an improvement, the tableware temperature control device further comprises a temperature control unit which is used for controlling the heating temperature body of the tableware, so that a temperature control structure is provided.

As the improvement, the removable electricity of first power supply interface and second power supply interface is connected and is adopted magnetism to inhale formula and connect conductive structure, like this, on the one hand, it is convenient to connect, and on the other hand, the reliability of electric connection is higher repeatedly.

Drawings

Fig. 1 is a top view of the table mat of the present invention.

Fig. 2 is a schematic diagram of the conductive trace layout of fig. 1.

Fig. 3 is a top view of another mat according to the present invention.

Fig. 4 is a schematic diagram of the conductive trace layout of fig. 3.

Fig. 5 is a schematic diagram of the rfid controlled electronic switch of fig. 3.

Fig. 6 is a bottom view of the tableware of the present invention.

Fig. 7 is a schematic layout view of the heating body of fig. 6.

Fig. 8 is a layout view of another state of the heating body.

The device comprises a power supply access unit 1, a first power supply interface 2, a second power supply interface 3, a mechanical switch 4, a controllable electronic switch 5, a radio frequency identification unit 6, a radio frequency tag 7, a carbon fiber heating wire 8, a first carbon fiber heating wire 9, a second carbon fiber heating wire 10, a second carbon fiber heating wire 11 and a temperature sensor.

Detailed Description

The following is a more detailed description of the present invention:

the utility model provides a meal fills up system with electrical heating function, includes meal pad and tableware, and the meal pad is equipped with power access unit 1 and first power supply interface 2, and power access unit 1 is used for being connected with the power electricity, and first power supply interface 2 is connected with power access unit 1 electricity, and the tableware is equipped with heating member and second power supply interface 3, and first power supply interface 2 is connected with the removable electricity of second power supply interface 3, and second power supply interface 3 is connected with the heating member electricity.

Fig. 1 is a top view of a meal mat according to the present invention, fig. 2 is a schematic diagram of a layout of conductive traces of fig. 1, and as shown in the figure, the meal mat of fig. 1 further includes a mechanical switch 4, and the mechanical switch 4 is used for controlling on/off of the first power supply interface 2.

Fig. 3 is a top view of another meal mat according to the present invention, fig. 4 is a schematic diagram of the conductive circuit layout of fig. 3, and as shown in the figure, the another meal mat of fig. 3 further includes a controllable electronic switch 5, and the controllable electronic switch 5 can be of a remote control type, a radio frequency identification type, etc., in this case, the electronic switch controlled by the radio frequency identification is adopted.

For the electronic switch controlled by radio frequency identification, the radio frequency identification unit 6 of the electronic switch is positioned in the placing area of the tableware, the placing area is provided with the first power supply interface 2, the tableware is correspondingly provided with the radio frequency tag 7, and after the tableware is placed in the placing area, the first power supply interface 2 is electrically connected with the second power supply interface 3. The radio frequency identification unit 6 and the first power supply interface 2 are arranged in a triangular shape, and correspondingly, the radio frequency tag 7 and the second power supply interface 3 are also arranged in a triangular shape, so that the radio frequency tag 7 can be placed in alignment with the radio frequency identification unit 6 and cannot deviate.

Fig. 5 is a schematic diagram of the principle of the rfid-controlled electronic switch of fig. 3, the rfid-controlled electronic switch includes a power supply unit, a controller, a rfid unit 6 and an electronic switch as an execution part, the power supply unit can be powered from a power supply through the power access unit 1, and a battery can also be provided, in this case, the rfid unit 6 is designed as the former one, and transmits information of the rfid tag 7 to the controller after reading the information, and the controller determines that the information is accurate, and then sends a command to control the electronic switch to be connected, and the rfid unit 6 can intermittently read the rfid tag 7, for example, once every 3 seconds, so as to maintain the connected state of the electronic switch, and when the tableware is taken away, and the rfid unit 6 cannot read the information of the rfid tag 7, then the controller sends a command to control the electronic switch to be disconnected.

Fig. 6 is a bottom view of the tableware of the present invention, and fig. 7 is a layout view of the heating member of fig. 6, which is an exemplary plate.

This plate includes body and multistage carbon fiber heating wire 8, multistage carbon fiber heating wire 8 divide into about two sets ofly, every group includes at least one carbon fiber heating wire 8, at present every group is two, carbon fiber heating wire 8 in every group distributes according to the preface from inside to outside, and each carbon fiber heating wire 8 adopts snakelike overall arrangement, the one end of carbon fiber heating wire 8 in two sets of all collects the one end of second power supply interface 3 and is connected with it electricity, the other end of carbon fiber heating wire 8 in two sets of all collects the other end of second power supply interface 3 and is connected with it electricity.

Fig. 8 is a layout diagram of another state of the heating body, specifically, the tray includes a body and a plurality of segments of carbon fiber heating wires 8, the carbon fiber heating wires 8 are sequentially and annularly arranged in the body along an axis direction, after the annular arrangement, two ends of each segment of carbon fiber heating wire 8 are adjacent, one end of each two ends of each annularly arranged carbon fiber heating wire 8 is electrically connected together through a first carbon fiber heating wire 9, at least one end of the two ends of the first carbon fiber heating wire 9 is used as a positive electrode, the other end of each two ends of each annularly arranged carbon fiber heating wire 8 is electrically connected together through a second carbon fiber heating wire 10, and at least one end of the two ends of the second carbon fiber heating wire 10 is used as a negative electrode; the positive electrode is electrically connected with one end of the second power supply interface 3, and the negative electrode is electrically connected with the other end of the second power supply interface 3. The carbon fiber heating wire 8 adopts a ring-shaped layout. In this example, the carbon fiber heating wires 8 arranged in a ring shape have 6 segments in total.

The plate can be made of ceramic, and the carbon fiber heating wire 8 and the ceramic body are integrally fired.

Under ceramic material's the condition, can be before firing ceramic tableware, press carbon fiber heating wire 8 the utility model discloses a scheme carries out the overall arrangement in advance and buries underground, for example to the scheme of annular overall arrangement, can only bury each section carbon fiber heating wire 8 that the annular set up underground in advance, each section carbon fiber heating wire 8's both ends are exposed outside, treat to fire the completion back, the reconnection goes up first carbon fiber heating wire 9, second carbon fiber heating wire 10, also can bury each section carbon fiber heating wire 8 and first carbon fiber heating wire 9 that the annular set up in advance simultaneously, second carbon fiber heating wire 10, only will regard as the positive pole, the one end of negative pole is exposed outside, it obtains to fire again.

In order to transfer heat to the inner side as much as possible, the outer side surface of the body can be sleeved with a heat insulation sleeve, so that energy can be saved, and a user cannot be scalded.

Through this application, can heat or keep warm the food in the dish, to the control of temperature, simpler implementation mode does, can supply power according to the time, this can be realized through setting up at power access unit 1, but adopt the power access unit 1 of discontinuous break-make, for example, supply power 5 minutes, carbon fiber heating wire 8 obtains the produced heat of 5 minutes power supplies and can make and reach certain temperature in the dish, then interval 5 minutes, 5 minutes of supplying power again, so the interval power supply, just can keep certain temperature in making the dish, this kind of mode need not to set up temperature sensor, and is comparatively simple, and is favorable to the simple structure of this application, compact structure. How to supply power regularly only needs to set up a timing power supply circuit in power access unit 1, and timing power supply circuit is conventional technique.

Another control method is that a carbon fiber heating wire 8 with a certain length and diameter is selected, when the carbon fiber heating wire 8 is continuously supplied with power, the heat quantity dissipated by the carbon fiber heating wire 8 per unit time can be considered to be constant, and then the heat quantity can be controlled by controlling the length and the diameter, so that the plate is not heated and is maintained at a certain temperature even if the power is continuously supplied, and the control method is also possible.

Another control method is to use a temperature control unit, for example, to use a temperature sensor 11, the temperature sensor 11 outputs a signal to a controller, the temperature sensor 11 can be located in the area of the mat where the dishes are placed, the portion where the dishes are in contact with the mat, the temperature condition at the bottom of the dishes is detected by the temperature sensor 11 to obtain a certain signal, when the temperature at the bottom of the dishes exceeds a certain temperature, the controller sends a command to control the electronic switch to be switched off, so as to stop heating, and when the temperature is lower than a certain value, the electronic switch is switched on again to heat, so as to achieve the purpose of control. By adopting the technical scheme of the temperature control unit, when the detection points are added, the accuracy of controlling the heating temperature is improved, and in addition, the accuracy of controlling the heating temperature is also improved by adopting different temperature sensors 11 (contact type, non-contact type and the like).

The temperature control unit can also be a memory material switch which changes the on state according to the temperature, when a certain temperature is reached, the memory material switch is switched off, and when the temperature is lower than the certain temperature, the memory material switch is switched on again, for example, a temperature control mechanical switch adopted by a kettle, but the temperature does not need to reach 100 ℃.

Of course, besides the plate, the dish can be made into a bowl, a cup, a basin and other vessels needing heating.

First power supply interface 2 can adopt magnetism to inhale formula to connect conducting structure with the removable electricity of second power supply interface 3, magnetism is inhaled formula and is connected conducting structure and generally includes conductive magnet and conducting strip, we can set up the conducting strip respectively with the both ends of first power supply interface 2, it is corresponding, the both ends of second power supply interface 3 set up conductive magnet respectively, conductive magnet inhales with the conducting strip magnetism and pastes then the realization and switches on the purpose together, so, when first power supply interface 2 has the electricity, then give the heating member that carbon fiber heating wire 8 enough constitutes through conductive magnet and conducting strip with the electric energy transmission.

The above is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the claims of the present invention.

Claims

1. The utility model provides a meal pad system with electric heating function, its characterized in that, includes meal pad and tableware, and the meal pad is equipped with power access unit and first power supply interface, and power access unit is used for being connected with the power electricity, and first power supply interface is connected with the power access unit electricity, and the tableware is equipped with heating member and second power supply interface, and first power supply interface is connected with the removable electricity of second power supply interface, and second power supply interface is connected with the heating member electricity.

2. The system of claim 1, further comprising a switch for switching the first power interface.

3. The system of claim 2, wherein the switch is a controllable electronic switch.

4. The system as claimed in claim 3, wherein the controllable electronic switch is an electronic switch controlled by RFID, the RFID unit of the electronic switch is located in a placement area of the tableware, the placement area is provided with a first power supply interface, the tableware is correspondingly provided with an RFID tag, and after the tableware is placed in the placement area, the first power supply interface is electrically connected with the second power supply interface.

5. The system as claimed in claim 1, wherein the tableware includes a body and a plurality of carbon fiber heating wires, the plurality of carbon fiber heating wires are divided into two groups, each group includes at least one carbon fiber heating wire, the carbon fiber heating wires in each group are distributed in sequence from inside to outside, one ends of the carbon fiber heating wires in the two groups are converged to one end of the second power supply interface and electrically connected thereto, and the other ends of the carbon fiber heating wires in the two groups are converged to the other end of the second power supply interface and electrically connected thereto.

6. The system of claim 1, wherein the tableware comprises a body and a plurality of sections of carbon fiber heating wires, the carbon fiber heating wires are sequentially and annularly arranged in the body along an axial direction, after the annular arrangement, two ends of each section of carbon fiber heating wire are adjacent, one end of each two ends of each annularly arranged carbon fiber heating wire is electrically connected together through a first carbon fiber heating wire, at least one end of the two ends of the first carbon fiber heating wire is used as a positive electrode, the other end of each two ends of each annularly arranged carbon fiber heating wire is electrically connected together through a second carbon fiber heating wire, and at least one end of the two ends of the second carbon fiber heating wire is used as a negative electrode; the positive electrode is electrically connected with one end of the second power supply interface, and the negative electrode is electrically connected with the other end of the second power supply interface.

7. The system as claimed in claim 5 or 6, wherein the carbon fiber heating wire is disposed in a serpentine configuration or a ring configuration.

8. The system as claimed in claim 5 or 6, wherein the carbon fiber heating wire is integrally burned with the ceramic tableware when the tableware is ceramic tableware.

9. The system as claimed in any one of claims 1 to 6, further comprising a temperature control unit for controlling a heating temperature of the dishes.

10. The system as claimed in any one of claims 1 to 6, wherein the first power supply interface is detachably connected to the second power supply interface by a magnetic connection conductive structure.