CN108497950A - A kind of diet heat keeper - Google Patents

A kind of diet heat keeper Download PDF

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Publication number
CN108497950A
CN108497950A CN201810260696.XA CN201810260696A CN108497950A CN 108497950 A CN108497950 A CN 108497950A CN 201810260696 A CN201810260696 A CN 201810260696A CN 108497950 A CN108497950 A CN 108497950A
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CN
China
Prior art keywords
insulation layer
layer
diet
electric insulation
heat keeper
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810260696.XA
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Chinese (zh)
Inventor
孙永顺
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Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN201810260696.XA priority Critical patent/CN108497950A/en
Publication of CN108497950A publication Critical patent/CN108497950A/en
Pending legal-status Critical Current

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Classifications

    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47JKITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J39/00Heat-insulated warming chambers; Cupboards with heating arrangements for warming kitchen utensils
    • A47J39/02Dish-warmers; Devices to keep food hot
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00Ohmic-resistance heating
    • H05B3/20Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater

Abstract

The invention discloses a kind of diet heat keepers, it includes pedestal, thermal insulation layer, first electric insulation layer, electrothermal layer, second electric insulation layer and heat-conducting layer, the upper surface of pedestal is equipped with convex ribs, convex ribs are annularly arranged, thermal insulation layer is set on the inside of the annulus surrounded by convex ribs, thermal insulation layer is fixed on the upper surface of pedestal, the upper surface of thermal insulation layer is concordant with the height of convex ribs, first electric insulation layer is fixed on the upper surface of thermal insulation layer, electrothermal layer is set on the upside of the first electric insulation layer, second electric insulation layer is set to the upside of electrothermal layer, and first electric insulation layer, electrothermal layer is fixed with the second electric insulation layer gluing, heat-conducting layer is fixed on the upper surface of the second electric insulation layer.Diet heat keeper provided by the invention designs for single vessel, ensure that the best consumption temperature of different diet, and the insulation construction of protrusion is bonded closer, and contact area bigger with the inner concavity bottom of utensils ware, improves heat transfer efficiency.

Description

A kind of diet heat keeper
Technical field
The present invention relates to food service items technical fields, and in particular to a kind of diet heat keeper.
Background technology
With the development of economy and social progress, diet is not only to meet the demand quenched one's thirst of allaying one's hunger of people, but also Also meets the needs of people are to dining table culture.Durings having a dinner party, entertaining etc., people can not only deepen emotion, promote friendship, It can also exchange of information, negotiation commercial affairs etc..Since the time for exchange is increasingly longer, time for eating meals is also just increasingly longer.One As the best consumption temperature of dish or hot drink at 40 to 60 DEG C, the environment temperature that people have dinner is usually in 20 degrees centigrades.Heat After dish hot drink lays out dining table, about 20 minutes or so, temperature will drop to 40 DEG C hereinafter, kith and kin guests' just greeting at this time It is complete, it does not eat also, and the deliciousness of dish damages to the greatest extent, leads to the narrow, loss of appetite of people's dining, seriously affects the feelings of having dinner of people Interest and communication atmosphere.
Existing diet insulating product uses the insulating product of integral planar, covers entire dining table, is exchanged using 220 volts Electricity carries out indifference heat preservation to all diet for being placed in dining table, cannot meet different thermal requirements, and planar structure makes Thermal conductive surface cannot be in close contact with nest shape (inner concavity) bottom structure of the utensils ware such as service plate, cup, bowl, lead to thermal energy not It can efficiently conduct, power consumption is high, and heat loss is big, and insulating efficiency is low.
Invention content
The purpose of the present invention is to provide a kind of diet heat keepers, to solve existing diet insulating product insulating efficiency It is low, cannot meet the problem of the needs of different diet are to different holding temperatures.
To achieve the above object, the present invention provides a kind of diet heat keepers comprising pedestal, thermal insulation layer, the first electricity are absolutely The upper surface of edge layer, electrothermal layer, the second electric insulation layer and heat-conducting layer, the pedestal is equipped with convex ribs, and the convex ribs are annularly set It sets, the thermal insulation layer is set on the inside of the annulus surrounded by the convex ribs, and the lower surface of the thermal insulation layer is fixed on described The upper surface of pedestal, the upper surface of the thermal insulation layer is concordant with the height of the convex ribs, and first electric insulation layer is fixed on institute The upper surface of thermal insulation layer is stated, the electrothermal layer is set on the upside of first electric insulation layer, and second electric insulation layer is set to The upside of the electrothermal layer, and first electric insulation layer, the electrothermal layer, the second electric insulation layer gluing are fixedly connected, The heat-conducting layer is fixed on the upper surface of second electric insulation layer.
Wherein, the electrothermal layer is nichrome foil, and the thickness of nichrome foil is 0.04mm.
Wherein, the nichrome foil be equipped with hole, described hole be equipped with it is multiple, to adjust the resistance of nichrome foil Value.
Wherein, the diet heat keeper further includes height adjusting pads, and the height adjusting pads are layed in positioned at the convex ribs The upper surface of the pedestal in outside.
Wherein, the making material of the height adjusting pads is silicon rubber.
Wherein, the height adjusting pads are equipped with one or more.
Wherein, the making material of the pedestal and the heat-conducting layer is silicon rubber, and the making material of the thermal insulation layer is Ceramic wool heat-barrier material.
Wherein, first electric insulation layer and second electric insulation layer are the mica sheet that thickness is 0.5mm.
Wherein, the diet heat keeper further includes electric power source distribution device, and the electric power source distribution device connects with the electric heating layer conductor It connects.
Wherein, the electric power source distribution device is DC power supply, output voltage 12V.
The invention has the advantages that:
The present invention provides a kind of diet heat keeper, convex ribs annularly design, and thermal insulation layer is arranged in annulus, heat-insulated The first electric insulation layer, electrothermal layer, the second electric insulation layer and heat-conducting layer are set gradually on layer, form a raised insulation construction (being made of the first electric insulation layer, electrothermal layer, the second electric insulation layer and heat-conducting layer), the vessel bottom due to holding diet is interior Concavity, raised insulation construction are easier to contact the inner concavity bottom of vessel so that the contact surface of heat-conducting layer and inner concavity bottom Product bigger, heat transfer efficiency higher, and diet heat keeper provided by the invention, are designed for single vessel, no longer to whole table Vessel are kept the temperature, and demand of the different diet to different holding temperatures is efficiently solved, and ensure that the best edible of different diet Temperature.
In addition, diet heat keeper provided by the invention, electrothermal layer is arranged in the first electric insulation layer and the second electric insulation layer It in interlayer, can effectively insulate, prevent the generation of unexpected thing.And the nichrome foil that electrothermal layer is 0.04mm thickness, fever Efficient, nichrome foil is equipped with hole (pierced pattern) so that nichrome foil is designed to have the electricity of different resistance values Thermosphere, it is convenient that different diet is kept the temperature, meet the requirement to different holding temperatures of different diet.
Description of the drawings
Fig. 1 is the structural schematic diagram for the diet heat keeper that Examples 1 and 2 provide.
In figure:1- pedestals, 2- thermal insulation layers, the first electric insulation layers of 3-, 4- electrothermal layers, the second electric insulation layers of 5-, 6- heat-conducting layers, 7- convex ribs, 8- height adjusting pads.
Specific implementation mode
The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention..
Embodiment 1
As shown in Figure 1, embodiment 1 provides a kind of diet heat keeper comprising pedestal 1, thermal insulation layer 2, first are electrically insulated Layer 3, electrothermal layer 4, the second electric insulation layer 5 and heat-conducting layer 6, the shape of the vertical view of pedestal 1 can be rectangle, circle, ellipse Shape or sector etc., but it is not limited to these types of shape, while the size of pedestal 1 is unrestricted, to adapt to different utensils The upper surface of ware, pedestal 1 is equipped with convex ribs 7, and convex ribs 7 can be integrally formed with pedestal 1, can also be that gluing is fixed, convex ribs 7 are the bottom of at The upper surface of seat 1 is annularly arranged, and the upper surface of pedestal 1 is divided into two regions by convex ribs 7, and a region is surrounded by convex ribs 7 Annulus on the inside of (soak zones), for insulation construction (thermal insulation layer 2, the first electric insulation layer 3, electrothermal layer 4, second to be arranged Electric insulation layer 5 and heat-conducting layer 6), another region is on the outside of the annulus surrounded by convex ribs 7 (weight-bearing areas), for holding The weight of utensils ware is carried, annulus can be, but not limited to be circular, square ring-type, oval ring-type, fan-shaped ring, with suitable Answer different utensils ware bottom (bottom is in inner concavity).
Thermal insulation layer 2 is arranged on the inside of the annulus surrounded by convex ribs 7, and the lower surface of thermal insulation layer 2 is fixed on the upper of pedestal 1 The upper surface on surface, thermal insulation layer 2 is concordant with the height of convex ribs 7, and the energy on the inside of the annulus that convex ribs 7 surround is arranged in thermal insulation layer 2 The thermal energy that enough barrier heat-conducting layer 4 generates is conducted to pedestal 1, so that thermal energy is conducted to heat-conducting layer 6, is improved heat utilization efficiency.
First electric insulation layer 3 is fixed on the upper surface of thermal insulation layer 2, and fixed form can be that gluing is fixed, and electrothermal layer 4 is arranged In the upside of the first electric insulation layer 3, the second electric insulation layer 5 is set to the upside of electrothermal layer 4, with high temperature resistant viscose glue by electrothermal layer 4 It being fixed between the first electric insulation layer 3 and the second electric insulation layer 5, heat-conducting layer 6 is fixed on the upper surface of the second electric insulation layer 5, Gu It can be that gluing is fixed to determine mode.
In the present embodiment, electrothermal layer 4 is resistance heating, preferably adding thermal resistance of the nichrome foil as electrothermal layer 4, nickel There is evanohm foil be powered i.e. heat, the rapid characteristic of heating, nichrome foil can greatly shorten compared with other thermo electric materials Preheating time reduces idle energy consumption, has efficient, energy-efficient effect, in the present embodiment, the thickness of nichrome foil is 0.04mm, this thickness do not influence the bonding between the first electric insulation layer 3 and the second electric insulation layer 5, the i.e. thickness of nichrome foil No more than the viscose thickness between the first electric insulation layer 3 and the second electric insulation layer 5.
In the present embodiment, nichrome foil is equipped with hole (not shown), and hole is equipped with multiple, the shape of multiple holes Shape can be different, can also be identical, and the sortord of multiple holes is unrestricted, to adjust the resistance value of nichrome foil as mesh .In a preferred embodiment of the present embodiment, using etching or laser engraving technique, set by the combination of multiple holes It sets, changes the current loop of nichrome foil, accurately to obtain the different resistance values needed for electrothermal layer 4.
In the present embodiment, the making material of heat-conducting layer 6 be silicon rubber, using silicon rubber it is good elasticity, plasticity and Heat resistance etc. so that heat-conducting layer 6 is flexible with the bottom surface of utensils ware and closely contacts, to put forward highly thermally conductive efficiency; The making material of thermal insulation layer 2 is ceramic wool heat-barrier material, and at low cost, heat-proof quality is good;The making material of pedestal 1 is also silicon rubber Glue, avoids the base flange and 1 rigid contact of pedestal of utensils ware, and utilizes silastic material compression strength height and friction The big characteristic of coefficient, reaches the weight purpose of carrying utensils ware, while improving between utensils ware and heat keeper, heat preservation Frictional force between pad and dining table, plays the role of anti-skidding.
In the present embodiment, the first electric insulation layer 3 and the second electric insulation layer 5 are the mica sheet that thickness is 0.5mm so that Electrical insulation capability is safe and reliable, and convenient for assembling.
In the present embodiment, heat keeper can be made different sizes, Different Plane geometry, different thermal energy outputs Heat keeper, to meet demand of the utensils ware of different sizes, different geometries to different holding temperatures.
Embodiment 2
Embodiment 2 provides another diet heat keeper, the basic phase of diet heat keeper that structure is provided with embodiment 1 Together, only difference is described below.
As shown in Figure 1, in the present embodiment, diet heat keeper further includes height adjusting pads 8, height adjusting pads 8 are layed in The upper surface of the pedestal 1 in 7 outside of convex ribs, height adjusting pads 8 are used for the height of the weight-bearing areas of adjustment base 1, so that protecting Warm structure matches with the inner concavity bottom of utensils ware.
In the present embodiment, the making material of height adjusting pads 8 is silicon rubber, avoid the base flange of utensils ware with 8 rigid contact of height adjusting pads, while increasing frictional force between the two.
In the present embodiment, height adjusting pads 8 are equipped with one or more, facilitate adjusting height.
Embodiment 3
Embodiment 3 provides another diet heat keeper, and structure and the diet heat keeper that embodiment 1 or 2 provides are basic It is identical, only difference is described below.
In the present embodiment, diet heat keeper is also equipped with electric power source distribution device (not shown), and electric power source distribution device is direct current Power supply, output voltage 12V, voltage is safer, avoids electric leakage that electric shock accidents, electric power source distribution device is caused to connect with 4 conducting wire of electrothermal layer It connects.
In a preferred embodiment of the present embodiment, 8 diet heat keepers are equipped with an electric power source distribution device, electric power source distribution device Equipped with 8 power outputs, to power to 8 diet heat keepers.
Although above having used general explanation and specific embodiment, the present invention is described in detail, at this On the basis of invention, it can be made some modifications or improvements, this will be apparent to those skilled in the art.Therefore, These modifications or improvements without departing from theon the basis of the spirit of the present invention belong to the scope of protection of present invention.

Claims (10)

1. a kind of diet heat keeper, it is characterised in that:The diet heat keeper includes pedestal, thermal insulation layer, the first electric insulation layer, electricity The upper surface of thermosphere, the second electric insulation layer and heat-conducting layer, the pedestal is equipped with convex ribs, and the convex ribs are annularly arranged, described Thermal insulation layer is set on the inside of the annulus surrounded by the convex ribs, and the upper of the pedestal is fixed in the lower surface of the thermal insulation layer Surface, the upper surface of the thermal insulation layer is concordant with the height of the convex ribs, and first electric insulation layer is fixed on the thermal insulation layer Upper surface, the electrothermal layer is set on the upside of first electric insulation layer, and second electric insulation layer is set to the electric heating The upside of layer, and first electric insulation layer, the electrothermal layer, the second electric insulation layer gluing are fixedly connected, the heat conduction Layer is fixed on the upper surface of second electric insulation layer.
2. diet heat keeper according to claim 1, it is characterised in that:The electrothermal layer is nichrome foil, and nickel chromium triangle The thickness of Alloy Foil is 0.04mm.
3. diet heat keeper according to claim 2, it is characterised in that:The nichrome foil is equipped with hole, the hole Hole be equipped with it is multiple, to adjust the resistance value of nichrome foil.
4. diet heat keeper according to claim 1, it is characterised in that:The diet heat keeper further includes that height is adjusted Pad, the height adjusting pads are layed in the upper surface of the pedestal on the outside of the convex ribs.
5. diet heat keeper according to claim 4, it is characterised in that:The making material of the height adjusting pads is silicon rubber Glue.
6. diet heat keeper according to claim 4, it is characterised in that:The height adjusting pads are equipped with one or more.
7. diet heat keeper according to claim 1, it is characterised in that:The making material of the pedestal and the heat-conducting layer It is silicon rubber, the making material of the thermal insulation layer is ceramic wool heat-barrier material.
8. diet heat keeper according to claim 1, it is characterised in that:First electric insulation layer and second electricity are exhausted Edge layer is the mica sheet that thickness is 0.5mm.
9. diet heat keeper according to any one of claims 1 to 8, it is characterised in that:The diet heat keeper further includes Electric power source distribution device, the electric power source distribution device are connect with the electric heating layer conductor.
10. diet heat keeper according to claim 9, it is characterised in that:The electric power source distribution device is DC power supply, output Voltage is 12V.
CN201810260696.XA 2018-03-27 2018-03-27 A kind of diet heat keeper Pending CN108497950A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810260696.XA CN108497950A (en) 2018-03-27 2018-03-27 A kind of diet heat keeper

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810260696.XA CN108497950A (en) 2018-03-27 2018-03-27 A kind of diet heat keeper

Publications (1)

Publication Number Publication Date
CN108497950A true CN108497950A (en) 2018-09-07

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Country Status (1)

Country Link
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Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5189282A (en) * 1989-03-06 1993-02-23 Octavio Rocha Thermal pads for heatable turntable
CN2208864Y (en) * 1994-03-29 1995-10-04 叶布霖 Electric heating insulation table pad plate
CN2259035Y (en) * 1996-05-29 1997-08-06 杨进 General electric heat source
US20030116560A1 (en) * 2001-11-29 2003-06-26 Burk Wyatt Induction insert for insulated trays
KR20050033792A (en) * 2003-10-08 2005-04-13 문병희 Electric heating element and manufacturing method thereof
CN1805625A (en) * 2005-12-16 2006-07-19 何顺文 Heat storage and insulation energy-saving environment-protective electric heater
CN2807677Y (en) * 2005-03-18 2006-08-16 珠海佳一电子技术有限公司 Soft type heat conductive insulated silicon rubber electrothermal element
US20140042172A1 (en) * 2012-08-10 2014-02-13 Alan McNaul Serving Mat having a Heated or Freezable Internal Medium
US20150230662A1 (en) * 2014-02-19 2015-08-20 That Inventions Co. Microwave-Heatable Thermal Storage Pad and a Food Heating Kit Having the Same
CN204859581U (en) * 2015-05-29 2015-12-09 冯欣悦 Heating pad
CN105534337A (en) * 2016-01-20 2016-05-04 伯恩光学(惠州)有限公司 Heat preservation vessel
CN208582264U (en) * 2018-03-27 2019-03-08 孙永顺 A kind of diet heat keeper

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5189282A (en) * 1989-03-06 1993-02-23 Octavio Rocha Thermal pads for heatable turntable
CN2208864Y (en) * 1994-03-29 1995-10-04 叶布霖 Electric heating insulation table pad plate
CN2259035Y (en) * 1996-05-29 1997-08-06 杨进 General electric heat source
US20030116560A1 (en) * 2001-11-29 2003-06-26 Burk Wyatt Induction insert for insulated trays
KR20050033792A (en) * 2003-10-08 2005-04-13 문병희 Electric heating element and manufacturing method thereof
CN2807677Y (en) * 2005-03-18 2006-08-16 珠海佳一电子技术有限公司 Soft type heat conductive insulated silicon rubber electrothermal element
CN1805625A (en) * 2005-12-16 2006-07-19 何顺文 Heat storage and insulation energy-saving environment-protective electric heater
US20140042172A1 (en) * 2012-08-10 2014-02-13 Alan McNaul Serving Mat having a Heated or Freezable Internal Medium
US20150230662A1 (en) * 2014-02-19 2015-08-20 That Inventions Co. Microwave-Heatable Thermal Storage Pad and a Food Heating Kit Having the Same
CN204859581U (en) * 2015-05-29 2015-12-09 冯欣悦 Heating pad
CN105534337A (en) * 2016-01-20 2016-05-04 伯恩光学(惠州)有限公司 Heat preservation vessel
CN208582264U (en) * 2018-03-27 2019-03-08 孙永顺 A kind of diet heat keeper

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