CN216876072U

CN216876072U - Ultrathin heating device

Info

Publication number: CN216876072U
Application number: CN202220238551.1U
Authority: CN
Inventors: 叶景浓; 罗世发; 谭信华
Original assignee: Guangdong Willing Technology Co ltd
Current assignee: Guangdong Willing Technology Co ltd
Priority date: 2022-01-28
Filing date: 2022-01-28
Publication date: 2022-07-05
Anticipated expiration: 2032-01-28
Also published as: KR20230001629U; DE202022106003U1

Abstract

The utility model discloses an ultrathin heating device which comprises an upper heating pad, a lower heating pad, at least one electric heating piece and a power supply device, wherein the electric heating piece is arranged at a preset position between the upper heating pad and the lower heating pad and is electrically connected with the power supply device; above-mentioned ultra-thin heating device, through last heating pad, lower heating pad, the cooperation setting of at least one electric heat piece and power supply ware, when needs heat the meal, the meal that will wait to heat is placed on last heating pad with the corresponding position of electric heat piece, the power supply ware provides the electric energy for the electric heat piece and heats for the meal, because go up the heating pad and make for soft material with lower heating pad, when need not to use, fold or the rolling is accomodate heating device, because heating device has carried out folding or rolling, occupation space is little, convenient storage.

Description

Ultrathin heating device

Technical Field

The utility model relates to the technical field of a meal heating device, in particular to an ultrathin heating device.

Background

With the increasing improvement of living standard of people, diet not only gives full attention to nutrition, flavor and features, but also keeps the taste of dishes delicious all the time when people eat the dishes, and at present, the existing dining table can provide convenience for the diners to obtain the food, but can not keep the hot dishes at constant temperature, so that the taste of the diners is influenced; and many workers want to eat hot meal after working, and need to heat the meal for a second time, which can affect the taste of the meal.

Through people's constantly exploration research, utility model discloses a meal heating device can place meal heating device and heat the meal or keep constant temperature to the meal on the desktop, need not to carry out the secondary heating. However, the existing meal heating device is mostly made of metal or glass materials, and occupies space and is inconvenient to store when not used.

SUMMERY OF THE UTILITY MODEL

Therefore, it is necessary to provide an ultra-thin heating device which can be folded and is convenient to store.

The utility model provides an ultra-thin heating device, includes heating pad, lower heating pad, at least one electric heat piece and power supply ware, the electric heat piece is installed in last heating pad and the position of predetermineeing between the heating pad down, electric heat piece and power supply ware electric connection, go up the heating pad and make by soft material with lower heating pad.

In one embodiment, the ultrathin heating device further comprises an identification layer, wherein the identification layer is installed on the upper heating pad and is matched with the position of the electric heating piece.

In one embodiment, a plurality of bumps are arranged on the upper heating pad at positions coinciding with the identification layer.

In one embodiment, the bottom of the lower heating pad has a plurality of protrusions.

In one embodiment, the ultra-thin heating apparatus includes a nano-coating layer respectively installed on the top layer of the upper heating mat and the bottom layer of the lower heating mat.

In one embodiment, the ultrathin heating device further comprises a tableware detection unit and a control unit, wherein a signal output end of the tableware detection unit is connected with a signal input end of the control unit.

In one embodiment, the power supply comprises a temperature detection unit and a temperature control unit, and a signal output end of the temperature detection unit is connected with a signal input end of the temperature control unit.

In one embodiment, the power supply includes a temperature controlled switch.

In one embodiment, the soft material comprises one of silicone or rubber or leather or PVC or PP.

In one embodiment, a heat insulation layer is arranged between the electric heating piece and the lower heating pad.

Above-mentioned ultra-thin heating device, through last heating pad, lower heating pad, the cooperation setting of at least one electric heat piece and power supply ware, when needs heat the meal, the meal that will wait to heat is placed on last heating pad with the corresponding position of electric heat piece, the power supply ware provides the electric energy for the electric heat piece and heats for the meal, because go up the heating pad and make for soft material with lower heating pad, when need not to use, fold or the rolling is accomodate heating device, because heating device has carried out folding or rolling, occupation space is little, convenient storage.

Drawings

FIG. 1 is an exploded view of an ultra-thin heating apparatus according to an embodiment of the present invention;

FIG. 2 is a schematic view of an assembled structure of the ultra-thin heating apparatus of FIG. 1 according to an embodiment of the present invention;

fig. 3 is a rear view of the ultra-thin heating device of fig. 1 according to an embodiment of the utility model.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly connected" to another element, there are no intervening elements present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1, 2 and 3, an ultra-thin heating device includes an upper heating mat 100, a lower heating mat 200, at least one electric heating sheet 300 and a power supply 400, wherein the electric heating sheet 300 is installed at a predetermined position between the upper heating mat 100 and the lower heating mat 200, the electric heating sheet 300 is electrically connected to the power supply 400, and the upper heating mat 100 and the lower heating mat 200 are made of a soft material.

In one embodiment, the ultra-thin heating apparatus further comprises an identification layer mounted on the upper heating mat 100 and adapted to the position of the electric heating sheet 300.

In one embodiment, the upper heating pad 100 has a plurality of bumps at positions coinciding with the marking layer.

In one embodiment, the bottom of the lower heating mat 200 has a plurality of protrusions 210.

In one embodiment, the power supply 400 includes a temperature detection unit and a temperature control unit, and a signal output terminal of the temperature detection unit is connected to a signal input terminal of the temperature control unit.

In one embodiment, the power supply 400 includes a temperature control switch.

In one embodiment, the electric heating sheet 300 is a polyimide heating film electric heating sheet.

The upper heating mat 100 and the lower heating mat 200 can be bonded together in a bonding manner, the electric heating sheet 300 can also be bonded at a preset position of an inner layer between the upper heating mat 100 and the lower heating mat 200 in a bonding manner, the electric heating sheet 300 is electrically connected with the power supply 400 through a wire, the power supply 400 is connected with an external power supply, and when heating is needed, the power supply 400 is supplied with power through the external power supply. Each ultra-thin heating device has at least one electric heating plate 300, and if a plurality of electric heating plates 300 exist, the plurality of electric heating plates 300 are connected through a lead, and are uniformly supplied with power by one power supply 400. It is also possible that each electric heating plate 300 is powered by one power supply 400 to control the single electric heating plate 300. For example, when the ultra-thin heating device has 5 electric heating strips 300, 5 electric heating strips 300 have 5 power supplies 400 respectively to supply power, and when only 4 dishes need to be heated, 4 dishes are placed on 4 electric heating strips 300 to be heated, and the other electric heating strip 300 does not need to be used, thereby effectively saving resources.

The polyimide heating film electric heating sheet takes a polyimide film as an outer insulator; the metal foil and the metal wire are used as internal conductive heating bodies and are formed by high-temperature high-pressure heat sealing. The polyimide film electrothermal film has excellent insulation strength; excellent electrical strength resistance; excellent heat transfer efficiency; excellent resistance stability. The polyimide heating film electric heating sheet is made of a polyimide film, a metal foil and a metal wire, so that the polyimide heating film electric heating sheet can be bent without being broken. The upper heating mat 100 and the lower heating mat 200 are also made of soft materials, and can be bent or rolled. When the heating use is needed, the ultrathin heating device is tiled on a dining table, the food to be heated is placed on the upper heating pad 100 corresponding to the electric heating piece 300, the external power supply is started, the electric heating piece 300 is supplied with power through the power supply 400, the metal foil and the metal wire in the electric heating piece 300 are heated, and the food is heated. When not needing to use, accomodate after folding or rolling ultra-thin heating device.

Like this, ultra-thin heating device, through last heating pad 100, lower heating pad 200, the cooperation setting of at least one electric heat piece 300 and power supply 400, when needs heat the meal, the meal that will wait to heat is placed on last heating pad 100 with the corresponding position of electric heat piece 300, power supply 400 provides the electric energy for electric heat piece 300 and heats the meal, because it makes for soft material with lower heating pad 200 to go up heating pad 100, when need not to use, fold or the rolling is accomodate heating device, because heating device has carried out folding or rolling, occupation space is little, convenient storage.

Further, in order to accurately obtain the heating position, the ultra-thin heating apparatus further includes an identification layer installed on the upper heating mat 100 and adapted to the position of the electric heating sheet 300.

Thus, the shape and size of the identification layer are matched with those of the electric heating sheet 300, and the identification layer and the upper heating pad 100 can be integrally formed and designed, and only the colors are distinguished; also can make an identification layer alone and fix the position corresponding with electric heat piece 300 on last heating pad 100, adopt different signs and do not have the position of electric heat piece 300 to distinguish on last heating pad 100, when carrying out the meal heating, because the existence of identification layer, can accurately discern the position of electric heat piece 300, the meal that will treat the heating is placed and is heated at electric heat piece 300 position, the position of avoiding placing takes place the skew, causes the heating effect poor, perhaps heats for a long time.

Further, in order to ventilate and dissipate heat during the heating process, a plurality of bumps are formed on the upper heating pad 100 at positions overlapping with the identification layer.

Like this, when placing the heating meal on last heating pad 100, because the setting of a plurality of bumps, the container of heating meal does not laminate the heating position on last heating pad 100 completely, and the container of heating meal forms certain space with last heating pad 100, and the partial thermal of being convenient for on the heating pad 100 gives off, has avoided the heat on last heating pad 100 too high, causes the damage to last heating pad 100.

Further, in order to effectively protect the lower heating pad 200, the lower heating pad 200 has a plurality of protrusions 210 at the bottom thereof.

Like this, the bottom of lower heating pad 200 sets up with the desktop laminating usually, sets up a plurality of archs 210 through the bottom of heating pad 200 down, makes heating pad 200 and desktop down form certain clearance, makes the heat that electric heat piece 300 was used in heating pad 200 down can give off fast, has avoided heating pad 200 to suffer because the high temperature damages down, has prolonged heating pad 200's life down.

Further, in order to effectively protect the ultra-thin heating apparatus, the ultra-thin heating apparatus includes nano-coatings mounted on the top layer of the upper heating mat 100 and the bottom layer of the lower heating mat 200, respectively.

When the food is heated, the soup leaks inevitably, and if the soup spills on the upper heating mat 100 or the lower heating mat 200, the soup pollutes the upper heating mat 100 or the lower heating mat 200, thereby affecting the service life of the upper heating mat 100 or the lower heating mat 200. Even the hot water is impregnated in the electric heating sheet 300, causing damage to the electric heating sheet 300. Therefore, the nano coating is respectively arranged on the top layer of the upper heating pad 100 and the bottom layer of the lower heating pad 200, so that the situation that the soup permeates into the upper heating pad 100 or the lower heating pad 200 to cause pollution is avoided, the ultrathin heating device is effectively protected to be used for a long time, and the top layer of the upper heating pad 100 and the bottom layer of the lower heating pad 200 are easier to clean when the nano coating improves the waterproof grade.

Further, in order to avoid overheating of the electric heating plate 300, the power supply 400 includes a temperature detection unit and a temperature control unit, and a signal output end of the temperature detection unit is connected with a signal input end of the temperature control unit.

The temperature detection unit is installed on the upper heating mat 100 or the lower heating mat 200 or the electric heating sheet 300, the temperature control unit is installed in the power supply 400, the temperature detection unit detects the temperature value on the upper heating mat 100 or the lower heating mat 200 or the electric heating sheet 300 in real time and sends the temperature value to the temperature control unit, when the temperature value exceeds a preset threshold value, the temperature control unit controls the power supply 400 to stop supplying power, and when the temperature value is smaller than the preset threshold value, the power supply 400 resumes supplying power again.

The temperature control unit comprises one of an NTC or a temperature controller.

Further, in order to effectively control the heating temperature, the power supplier 400 includes a temperature control switch.

The temperature control switch has a plurality of gear positions, such as 50 degrees, 80 degrees, 100 degrees and 120 degrees, and when heating is required in which gear position, the temperature control switch is moved to which gear position. For example, in winter, the temperature of the meal is low, the heating time is long, and a high-temperature gear, such as a 100-degree gear or a 120-degree gear, can be adopted to heat the meal, so that the heating time is shortened, and the rapid heating is completed. In summer, the weather is hotter, and the temperature of meal can not be very low, can adopt the low temperature gear to heat, for example, 50 gears or 80 gears, both can accomplish the heating of meal, also can practice thrift a part of electric energy. If the meal needs to be kept warm, the temperature control switch can be adjusted to a 50-degree gear, so that the electric heating piece 300 is always kept at a temperature of about 50 degrees, and the meal is always kept in a warm state.

Further, in order to avoid the situation of heating by mistake, the ultra-thin heating device further comprises a tableware detection unit 500 and a control unit, wherein a signal output end of the tableware detection unit is connected with a signal input end of the control unit.

The tableware detecting unit 500 is installed on the upper heating mat 100 or the lower heating mat 200, the control unit is installed on the power supplier 400, and the power supplier 400 is connected with an external power source. When food is placed on the upper heating mat 100 to be heated, the tableware detecting unit 500 transmits a detection signal to the control unit, and when a container for heating the food is detected, the control unit controls the power supplier 400 to be started to supply power to the electric heating sheet 300, so that the electric heating sheet 300 heats the food, and when the tableware detecting unit 500 does not detect the container for heating the food, the signal is not transmitted to the control unit, and then the power supplier 400 does not supply power to the electric heating sheet 300. Therefore, the situation that the electric heating sheet 300 does not generate heat when no meal needs to be heated can be avoided, electric energy can be effectively saved, and meanwhile, the situation that a user is scalded can also be avoided. The utensil detection unit 500 includes one of a pressure sensor or a radar sensor or a photoelectric sensor or a tact switch.

Further, in order to prevent the lower heating mat 200 from being damaged, a heat insulating layer is provided between the electric heating sheet 300 and the lower heating mat 200.

Thus, through the arrangement of the heat insulation layer, the heat emitted by the electric heating sheet 300 can not directly act on the lower heating pad 200, the lower heating pad 200 is effectively protected from being damaged, and the service life of the lower heating pad 200 is prolonged. The heat insulation layer comprises one of heat insulation sheets or aluminum foil cloth or ceramic fiber paper or glass fibers.

Further, the electric heating sheet 300 adopts a planar heating mode, so that the metal foils are uniformly arranged, food can be uniformly heated, and the phenomenon of uneven heating and cooling of the heated food is avoided.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. An ultra-thin heating device which characterized in that: including last heating pad, lower heating pad, at least one electric heat piece and power supply ware, the electric heat piece is installed in the preset position between last heating pad and the lower heating pad, electric heat piece and power supply ware electric connection, go up heating pad and lower heating pad and make by soft material.

2. The ultra-thin heating device of claim 1, wherein: the ultrathin heating device further comprises an identification layer, wherein the identification layer is arranged on the upper heating pad and is matched with the position of the electric heating piece.

3. The ultra-thin heating device of claim 2, wherein: a plurality of salient points are arranged on the upper heating pad and at the position coinciding with the identification layer.

4. The ultra-thin heating device of claim 1, wherein: the bottom of the lower heating pad is provided with a plurality of bulges.

5. The ultra-thin heating device of claim 1, wherein: the ultrathin heating device comprises a nano coating, and the nano coating is respectively arranged on the top layer of the upper heating pad and the bottom layer of the lower heating pad.

6. The ultra-thin heating device of claim 1, wherein: the ultrathin heating device further comprises a tableware detection unit and a control unit, and the signal output end of the tableware detection unit is connected with the signal input end of the control unit.

7. The ultra-thin heating device of claim 1, wherein: the power supply comprises a temperature detection unit and a temperature control unit, wherein the signal output end of the temperature detection unit is connected with the signal input end of the temperature control unit.

8. The ultra-thin heating device of claim 1, wherein: the power supply includes a temperature control switch.

9. The ultra-thin heating device of claim 1, wherein: the soft material comprises one of silica gel, rubber, leather, PVC or PP.

10. The ultra-thin heating device of claim 1, wherein: and a heat insulation layer is arranged between the electric heating sheet and the lower heating pad.