A new heating pad

Abstract

The utility model discloses a novel heating pad, comprising a silicone plane A, a silicone plane B and a controller, wherein the bottom of the silicone plane A is connected to the silicone plane B, and the ends of the silicone plane A and the silicone plane B are installed with a controller, the top of the silicone plane A is respectively provided with a first LED indicator light area, a second LED indicator light area, a third LED indicator light area and a fourth LED indicator light area, and the first heating line area, the second heating line area, the third heating line area, the fourth heating line area, the signal acquisition PCBA-1, the signal acquisition PCBA-2, the signal acquisition PCBA-3 and the signal acquisition PCBA-4, the bottom of the silicone plane A and the top of the silicone plane B are both provided with a power line positioning groove, the heating pad has a reasonable design structure and an innovative layout, realizes a control scheme of more than one heating area and a plurality of heating units, and solves the problem that traditional or existing products cannot achieve product effects and energy-saving applications during application.

Description

Technical Field

[0001] The utility model relates to the technical field of heating pads, in particular to a novel heating pad. Background Art

[0002] At present, heating pads for warming food plates appearing in China are mainly made of plastic and glass products. There are also heating pads with software carriers, but the product functions are single and can only achieve independent area heating, simple food insulation, the number of foods placed according to the area, the single heat, lack of safety prompts and other shortcomings. Especially for multiple people and multiple foods and one person and one food, it can only be fully heated and the temperature can be controlled singly, which cannot guarantee the temperature requirements of different foods and is not energy-saving. For example, one person and one food, but full power is used, wasting electricity. When used at home, it is impossible to make temperature choices when facing different tableware, such as ceramic plates / stainless steel plates / plastic plates, etc.; the size and type of food have different temperature choices, such as soups / snacks / beef, etc., and different groups of people have completely different requirements for food temperature. For this reason, we propose a new heating pad. Utility Model Content

[0003] The purpose of the utility model is to provide a novel heating pad to solve the problems raised in the above background technology.

[0004] To achieve the above purpose, the utility model provides the following technical solutions: a novel heating pad, comprising a silicone plane A, a silicone plane B and a controller, the bottom of the silicone plane A is connected to the silicone plane B, and the ends of the silicone plane A and the silicone plane B are installed with a controller, the top of the silicone plane A is respectively provided with a first LED indicator area, a second LED indicator area, a third LED indicator area and a fourth LED indicator area, the first heating line area, the second heating line area, the third heating line area, the fourth heating line area, the signal acquisition PCBA-1, the signal acquisition PCBA-2, the signal acquisition PCBA-3 and the signal acquisition PCBA-4, the bottom of the silicone plane A and the top of the silicone plane B are both provided with a power line positioning groove, and the power line positioning grooves on the silicone plane A and the silicone plane B are correspondingly provided.

[0005] Preferably, the first heating wire area, the second heating wire area, the third heating wire area and the fourth heating wire area are all snake-coil type heating coils, and the snake-coil type heating coils seal the heating wires between the silicone plane A and the silicone plane B through a secondary silicone expelling process.

[0006] Preferably, the controller includes an upper cover, a touch panel, a PCBA control circuit board, a lower cover and a power interface, and the controller functions include a zone control component, + / -, a time setting component, an LCD display and a child lock button.

[0007] Preferably, a silicone pad fulcrum is equidistantly and integrally provided on one side of the silicone plane B away from the silicone plane A.

[0008] Preferably, the signal acquisition PCBA-1, signal acquisition PCBA-2, signal acquisition PCBA-3 and signal acquisition PCBA-4 are built with fuse elements, NTC temperature probes and LED colorful lights.

[0009] Preferably, the first heating wire area, the second heating wire area, the third heating wire area and the fourth heating wire area are wound with silicone heating wires.

[0010] Preferably, the first heating line area, the second heating line area, the third heating line area and the fourth heating line area are formed by etching a PI heating film.

[0011] Preferably, the first heating line area, the second heating line area, the third heating line area and the fourth heating line area are heating graphene planar heating sheets.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model solves the problem that the heating pads currently sold on the market have a single function and cannot meet the perfect use requirements of consumers. It solves the technical layout of the product structure consisting of one or more heating areas, and at the same time solves the control design of controlling one or more areas in different areas. It solves the visual phantom LED display of the working status on the pad in the heating area, the collection of constant temperature information of each area and the over-temperature safety protection. It integrates each area into a unified control circuit, realizes the use of related operations such as overall control timing, and displays the relevant temperature information, time information, etc. in the control LCD digital display, so that the working status and temperature range of each area can be observed at any time.

[0014] 2. The entire product design of the utility model has a reasonable structure and innovative layout, and realizes a control scheme for more than one heating unit in one heating area, which solves the problem that traditional or existing products cannot achieve product effects and energy-saving applications during the application process. The product optimizes the management temperature of the heating area according to the number of users, amount of food, type of food, food carrier, and tastes of different groups of people, fully meets this aspect of application, perfectly presents the product in front of people, promotes consumption upgrades and a love for delicious food, and also promotes safety and energy-saving effects. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the expanded view of the front view of the utility model;

[0016] Figure 2 It is a schematic diagram of the structure of the expanded view of the reverse side of the utility model;

[0017] Figure 3 It is a schematic diagram of the overall structure of the utility model from the front perspective;

[0018] Figure 4 It is a schematic diagram of the overall structure of the utility model from the reverse side.

[0019] In the figure: 1. Silicone plane A; 2. Silicone plane B; 3. First heating line area; 4. Second heating line area; 5. Third heating line area; 6. Fourth heating line area; 7. Signal acquisition PCBA-1; 8. Signal acquisition PCBA-2; 9. Signal acquisition PCBA-3; 10. Signal acquisition PCBA-4; 11. First LED indicator area; 12. Second LED indicator area; 13. Third LED indicator area; 14. Fourth LED indicator area; 15. Upper cover; 16. Touch panel; 17. PCBA control circuit board; 18. Lower cover; 19. Controller; 20. Silicone pad fulcrum. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Example 1

[0022] See also Figure 1-4 The utility model provides a technical solution: a novel heating pad, comprising a silicone plane A1, a silicone plane B2 and a controller 19, the bottom of the silicone plane A1 is connected to the silicone plane B2, and the ends of the silicone plane A1 and the silicone plane B2 are installed with the controller 19, the top of the silicone plane A1 is respectively provided with a first LED indicator area 11, a second LED indicator area 12, a third LED indicator area 13 and a fourth LED indicator area 14, and the first heating line area 3 and the second heating line area 4 are respectively provided between the silicone plane A1 and the silicone plane B2. The third heating line area 5, the fourth heating line area 6, the signal acquisition PCBA-17, the signal acquisition PCBA-2 8, the signal acquisition PCBA-3 9 and the signal acquisition PCBA-4 10, the bottom of the silicone plane A1 and the top of the silicone plane B2 are both provided with power line positioning grooves, and the power line positioning grooves on the silicone plane A1 and the silicone plane B2 are correspondingly provided.

[0023] It should be noted that during the silicone forming process, the snake coil heating wire is placed between the silicone plane A1 and the silicone plane A2, and the heating wire is thermoplastically sealed therein through the silicone secondary expulsion process to form a complete silicone heating plate, the first heating wire area 3, and the second heating wire area 4. The third heating line area 5 and the fourth heating line area 6 can be wound with silicone heating wire, or etched with PI heating film, and can also be a variety of heat sources such as heating graphene surface heating plates; the signal acquisition PCBA has built-in FUSE (fuse element) and NTC temperature probe and LED magic light, which mainly provide heating temperature signal and over-temperature protection for the PCBA control circuit board 17, wherein the LED magic light is opposite to the first LED indicator area 11, the second LED indicator area 12, the third LED indicator area 13 and the fourth LED indicator area 14 set in the silicone plane A1, and the LED color is different due to different temperatures, and it also serves as a reminder for consumers. The controller 19 is combined with the upper cover 15, the touch panel 16, the PCBA control circuit board 17, the lower cover 18, and the power cord interface related components to form the controller 19. The functions of the controller 19 include area control parts, + / -, time setting parts, LCD display screen, child lock key, which are mainly used for consumers to control the functions of the entire product during daily use. The silicone plane A1 and the silicone plane B 2 After the combination, the signal acquisition PCBA and the related power cord are placed in the slot of the B piece, and the entire silicone heating plane is formed after being encapsulated with high-temperature silicone. The power cord of the silicone heating plane is plugged into the male plug of the controller 19 to realize the connection between the electric heating circuit and the control PCBA. After being assembled through the set screw holes, it is a whole with the controller 19. At this time, the entire product is assembled. The various heating areas of the entire product are connected in parallel, and can be controlled independently, or two or the entire area can work. The controller 19 area is provided with 1, 2, 3, and 4 area buttons. When the user presses 1 to specify the area, only the heating temperature and time of area 1 are set, and its related parameters are completed through the signal acquisition PCBA of area 1, such as setting the temperature constant temperature, LED magic light changes, prompting the working status, etc.; when the heating area is added, the corresponding heating areas 2, 3, and 4 can be set, and the temperature and time can be adjusted differently to cope with different people, different tastes, different foods, etc., providing a variety of control options. The product has intelligent program protection such as memory function, child lock safety, and over-temperature protection disconnection setting.

[0024] The first heating wire area 3, the second heating wire area 4, the third heating wire area 5 and the fourth heating wire area 6 are all snake-coil type heating coils, and the snake-coil type heating coils are plastic-sealed with the heating wires between the silicone plane A1 and the silicone plane B2 through a secondary silicone expelling process.

[0025] It should be noted that, through the silicone secondary discharge process, the first heating line area 3, the second heating line area 4, the third heating line area 5 and the fourth heating line area 6 are thermally sealed therein to form a complete silicone heating plate, so that the plastic sealing effect of the first heating line area 3, the second heating line area 4, the third heating line area 5 and the fourth heating line area 6 is better, and the connection with the silicone plane A1 and the silicone plane B2 is more stable.

[0026] The controller 19 includes an upper cover 15, a touch panel 16, a PCBA control circuit board 17, a lower cover 18 and a power interface. The controller 19 is functionally provided with a zone control component, + / -, a time setting component, an LCD display screen and a child lock button.

[0027] It should be noted that the controller 19 is provided with a zone control, + / -, a time setting, an LCD display and a child lock button, which are mainly used for consumers to control the functions of the entire product during daily use.

[0028] A silicone pad fulcrum 20 is equidistantly provided on one side of the silicone plane B2 away from the silicone plane A1.

[0029] It should be noted that the silicone pad fulcrum 20 forms a supporting column point to support the tableware and establish a heat dissipation layer for the product to prevent the back of the silicone from being heated and causing high temperature.

[0030] Signal acquisition PCBA-1 7, signal acquisition PCBA-2 8, signal acquisition PCBA-3 9 and signal acquisition PCBA-4 10 have built-in fuse components, NTC temperature probes and LED colorful lights.

[0031] It should be noted that the signal acquisition PCBA has built-in FUSE (fuse element), NTC temperature probe and LED fantasy lights, which mainly provide heating temperature signals and over-temperature protection for the control board. The LED fantasy lights are opposite to the transparent lights set in the silicone flat A piece. The LED colors are different due to different temperatures, which also serves as a reminder for consumers.

[0032] The first heating wire area 3 , the second heating wire area 4 , the third heating wire area 5 and the fourth heating wire area 6 are wound with silicone heating wires.

[0033] It should be noted that, by winding the silicone wire into a snake-coil type heating plate, a first heating wire area 3, a second heating wire area 4, a third heating wire area 5 and a fourth heating wire area 6 are formed to provide a heat source.

[0034] Example 2

[0035] The first heating line area 3 , the second heating line area 4 , the third heating line area 5 and the fourth heating line area 6 are formed by etching a PI heating film.

[0036] It should be noted that the PI heating film is used to etch into a snake-type heating plate. The PI material has excellent high-temperature stability and chemical resistance, and can maintain stability and reliability at higher temperatures. The PI heating film can achieve a more uniform heating distribution, making the surface temperature of the heating plate uniform, avoiding local overheating or cooling.

[0037] Example 3

[0038] The first heating line area 3 , the second heating line area 4 , the third heating line area 5 and the fourth heating line area 6 are heating graphene planar heating sheets.

[0039] It should be noted that graphene has excellent thermal conductivity and thermal conductivity, which enables the graphene heating sheet to quickly and evenly heat the target object. The graphene heating sheet can more efficiently convert electrical energy into thermal energy during the heating process, so it has a higher energy efficiency ratio. Graphene itself has high thermal stability and corrosion resistance, can work stably at high temperatures, and is not easily affected by chemical substances, which improves the service life and stability of the equipment.

[0040] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0041] In addition, the terms "first", "second", "third" and "fourth" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one of such features.

[0042] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0043] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A new type of heating pad, characterized in that, The invention comprises a silicone plane A (1), a silicone plane B (2) and a controller (19), wherein the bottom of the silicone plane A (1) is connected to the silicone plane B (2), and the ends of the silicone plane A (1) and the silicone plane B (2) are installed with the controller (19), the top of the silicone plane A (1) is respectively provided with a first LED indicator light area (11), a second LED indicator light area (12), a third LED indicator light area (13) and a fourth LED indicator light area (14), and between the silicone plane A (1) and the silicone plane B (2) are respectively provided a first heating line area (3), a second heating line area (4), a third heating line area (5), a fourth heating line area (6), a signal acquisition PCBA-1 (7), a signal acquisition PCBA-2 (8), a signal acquisition PCBA-3 (9) and a signal acquisition PCBA-4 (10), and the bottom of the silicone plane A (1) and the top of the silicone plane B (2) are both provided with power line positioning grooves, and the power line positioning grooves on the silicone plane A (1) and the silicone plane B (2) are provided correspondingly.

2. A novel heating pad according to claim 1, characterized in that: The first heating wire area (3), the second heating wire area (4), the third heating wire area (5) and the fourth heating wire area (6) are all snake-coil type heating coils, and the snake-coil type heating coils are formed by plastic-sealing the heating wires between a silicone plane A (1) and a silicone plane B (2) through a secondary silicone expelling process.

3. A novel heating pad according to claim 1, characterized in that: The controller (19) comprises an upper cover (15), a touch panel (16), a PCBA control circuit board (17), a lower cover (18) and a power interface. The functions of the controller (19) include a zone control component, a + / -, a time setting component, an LCD display screen and a child lock key.

4. A novel heating pad according to claim 1, characterized in that: A silicone pad fulcrum (20) is integrally provided equidistantly on one side of the silicone plane B (2) away from the silicone plane A (1).

5. A novel heating pad according to claim 1, characterized in that: The signal acquisition PCBA-1 (7), signal acquisition PCBA-2 (8), signal acquisition PCBA-3 (9) and signal acquisition PCBA-4 (10) are built with fuse elements, NTC temperature probes and LED colorful lights.

6. A novel heating pad according to claim 1, characterized in that: The first heating wire area (3), the second heating wire area (4), the third heating wire area (5) and the fourth heating wire area (6) are wound with silicone heating wires.

7. A novel heating pad according to claim 1, characterized in that: The first heating line area (3), the second heating line area (4), the third heating line area (5) and the fourth heating line area (6) are formed by etching a PI heating film.

8. A novel heating pad according to claim 1, characterized in that: The first heating line area (3), the second heating line area (4), the third heating line area (5) and the fourth heating line area (6) are heating graphene planar heating sheets.

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