CN107620942A - A kind of high temperature saturated vapor thick film heater - Google Patents
A kind of high temperature saturated vapor thick film heater Download PDFInfo
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- CN107620942A CN107620942A CN201710889481.XA CN201710889481A CN107620942A CN 107620942 A CN107620942 A CN 107620942A CN 201710889481 A CN201710889481 A CN 201710889481A CN 107620942 A CN107620942 A CN 107620942A
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- thick film
- high temperature
- saturated vapor
- temperature saturated
- deflector
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Abstract
The invention discloses a kind of high temperature saturated vapor thick film heater, heater includes heat exchange supporting module, thick film heated sheet and the deflector being sequentially connected with, deflector is provided with guiding gutter close to the heating surface of thick film heated sheet, and the water inlet and steam (vapor) outlet connected with guiding gutter is further opened with deflector.It is strong by heat exchange and the thermal Equilibrium Design heater small volume, high temperature saturated vapor generation ability, so that the steam cooking machine with the heater is easy to carry.The heater can be used for rapid heating of foods or carry out high-temperature sterilization for medical field, to small-sized medical instrument, guiding gutter is the annular water channel of closing, can stepped heating, so that the heater can directly produce more than 120 DEG C of high temperature saturated vapor, outlet pressure is big, temperature is sufficiently high, and high temperature saturated vapor enters inside cooking machine, food materials, medicine equipment etc. are heated, when heating food materials, the nutritional ingredient inside food materials can be pinned, obtained food is more healthy.
Description
Technical field
The invention belongs to steam technical field of heating, is related to a kind of steam heater, relates in particular to a kind of height and has enough to eat and wear
With steam thick film heater.
Background technology
Traditional cooking mode is such as decocted, fried, fried process can produce and largely contain various short chain aldehyde, ketone and polycyclic aromatic hydrocarbons
Class material, while the strong carcinogens such as BaP, dioxin can be also produced, while situation about being cooked at present using salad oil
It is more and more, and salad oil is unrighted acid, is easy to oxidation generation free radical at high temperature, destroys human body gene
Tissue, running and the regeneration function of cell are upset, so as to trigger the diseases such as cancer.Cooked by the way of " steaming " by vapor
Food is a kind of health-nutrition, efficiently easily cooking methods, the original molecule knot of food during vapor steaming foods
Structure can minimally wreck, and retain the nutritional ingredients such as the original protein of food, cellulose to greatest extent, and not
It can produce the material to human body toxic side effect such as free radical, BaP, dioxin, will not also produce oil smoke during use, will not
Pollute room air.
The heat generating component of traditional steam cooking machine is generally the heating module of aluminium shell and nickel chromium triangle heater strip composition, electricity
Electric current can produce certain heat and be passed out by conductor after stream passes through heater strip, so as to which heater strip can distribute heat, offer heat
Can, but the problem of efficiency of heating surface is low, heating is slow be present in this heat generating component, and it is bulky, it is not readily portable, heat simultaneously
Itself is oxidizable for silk, its own intensity also can the significant reduction with the rise of operating temperature, cause heat generating component service life
It is short, only 1 year or so.In addition, when cooking food, the alundum (Al2O3) diaphragm on aluminium shell surface is easily eaten by acid, alkalescence
Thing dissolves, and aluminium is entered food in the form of aluminum ions, and the aluminium of human body excess intake then can cause the activity of some enzymes to be destroyed,
Cause the disorders of digestion, calcium phosphorus ration imbalance, influence the development of bone and tooth, serious even can damage central nervous system
System function, accelerate human senility and induce senile dementia.It is existing using heater strip or conventional thick membrane heating plate as heating in addition
The steam cooking machine of component also can not directly produce saturated vapor, and its outlet pressure, temperature are insufficient, and the efficiency of heating surface is low.
The content of the invention
Therefore, the technical problems to be solved by the invention are that existing steam cooking body product is big, not readily portable, heating
Component service life is short, it is impossible to directly produces saturated vapor, the efficiency of heating surface is low, and existing steam cooking machine has not to health
Profit influences, so as to propose it is a kind of reduce steam cooking body product, the efficiency of heating surface is high, can produce saturated vapor, human body is good for
The high temperature saturated vapor thick film heater that health has no adverse effects.
In order to solve the above technical problems, the technical scheme is that：
The present invention provides a kind of high temperature saturated vapor thick film heater, and the heater includes the heat exchange branch being sequentially connected with
Hold mode block, thick film heated sheet and deflector, the deflector is provided with guiding gutter close to the one side of the thick film heated sheet, described
The water inlet and steam (vapor) outlet connected with the guiding gutter is further opened with deflector.
Preferably, the heat exchange supporting module is metallic plate, the thick film heated sheet and the heat exchange branch hold mode
Block is fixedly connected.
Preferably, the cell wall of the guiding gutter is fixedly connected on the thick film heated sheet, institute in a manner of welding or crimp
The depth for stating guiding gutter is 0.5-10mm.
Preferably, the thick film heated sheet is by the substrate, the first insulating barrier, resistive layer, the conductive layer and that are sequentially connected with
Two insulating barriers are formed, and second insulating barrier is set close to the deflector, the substrate is close to the heat exchange supporting module
Set.
Preferably, the substrate is stainless steel plate；First insulating barrier is by bismuth oxide, boron oxide, zirconium oxide and oxygen
SiClx is mixed to prepare；The resistive layer is made by least one of silver, palladium or ruthenium, the conductive layer by silver, platinum at least
One kind is made.
Preferably, the metallic plate is stainless steel plate, copper coin or aluminium sheet.
Preferably, the sectional view of the thick film heater is rectangle or circle, the guiding gutter is S types groove or spiral shell
Rounding annular groove.
Preferably, second surface of insulating layer has Jie electricity areas, the Jie electricity areas are provided with by silver, titanium, chromium, platinum
At least one made from contact layer.
Preferably, the bore of the water inlet is less than the bore of steam (vapor) outlet.
The above-mentioned technical proposal of the present invention has advantages below compared with prior art：
(1) high temperature saturated vapor thick film heater of the present invention, the heater include the heat exchange being sequentially connected with
Supporting module, thick film heated sheet and deflector, the deflector are provided with guiding gutter close to the one side of the thick film heated sheet, institute
State the water inlet and steam (vapor) outlet for being further opened with connecting on deflector with the guiding gutter.Made by heat exchange and thermal Equilibrium Design
It is strong to obtain the heater small volume, high temperature saturated vapor generation ability, so that the steam cooking machine with the heater is easy to
Carry, high-temperature sterilization is carried out available for rapid heating of foods or for medical field, to small-sized medical instrument, guiding gutter is envelope
The annular water channel closed, can stepped heating so that the heater can directly produce more than 120 DEG C of high temperature saturated vapor, go out air pressure
Power is big, temperature is sufficiently high so that the efficiency of heating surface is high, and high temperature saturated vapor enters inside cooking machine, and food materials, medicine equipment etc. are entered
Row heating, when heating food materials, can pin the nutritional ingredient inside food materials, obtained food is more healthy.
(2) high temperature saturated vapor thick film heater of the present invention, the thick film heated sheet by be sequentially connected with substrate,
First insulating barrier, resistive layer, conductive layer and the second insulating barrier composition, second insulating barrier is set close to the deflector, institute
Substrate is stated to set close to the heat exchange supporting module.The thick film heated sheet is that metal paste is successively printed on into substrate surface
Obtained, its efficiency of heating surface is high, and heat generating component is hardly damaged, service life is grown.The thick film is heated plate surface with for touching
Electricity Jie electricity areas are met, the Jie electricity areas are provided with the contact chip as made from least one of silver, titanium, chromium, platinum, using touching
Mode is carried out connecing electricity, and high voltage, the performance of high current long-term work can be born by having, while can also bear more than 300 DEG C of height
Temperature, securely and reliably.
(3) high temperature saturated vapor thick film heater of the present invention, the heat exchange supporting module are stainless steel plate, copper
Plate or aluminium sheet, for fixing thick film heated sheet and carrying out heat exchange with heating plate, it is contacted with thick-film heating and energy flash heat transfer,
So as to pair heat exchange supporting module being indirectly connected with it progress quick heat radiating, the deflector is food-grade stainless steel plate, ring
The guiding gutter of shape is made by punching press or be machined on steel plate, while the cell wall of guiding gutter and the thick film heated sheet pass through weldering
Connect or crimp mode to fix, the annular diversion trench can avoid liquid in guiding gutter runner to realizing the effect of stepped heating
Leakage.
Brief description of the drawings
In order that present disclosure is more likely to be clearly understood, specific embodiment and combination below according to the present invention
Accompanying drawing, the present invention is further detailed explanation, wherein
Fig. 1 is the structural representation of the high temperature saturated vapor thick film heater described in the embodiment of the present invention 1；
Fig. 2 is the side view of the high temperature saturated vapor thick film heater described in the embodiment of the present invention 1；
Fig. 3 is the structural representation of thick film heated sheet in high temperature saturated vapor thick film heater described in the embodiment of the present invention 1
Figure；
Fig. 4 is the structural representation of the high temperature saturated vapor thick film heater described in the embodiment of the present invention 2.
Reference is expressed as in figure：1- heat exchange supporting modules；2- thick film heated sheets；21- substrates；22- first insulate
Layer；23- resistive layers；24- conductive layers；The insulating barriers of 25- second；3- deflectors；4- guiding gutters；5- water inlets；6- steam (vapor) outlets；7-
Insulating trip.
The present invention can be implemented with many different forms, should not be construed as limited to embodiment set forth herein, on the contrary,
There is provided these embodiments so that the disclosure is thorough and complete, and will fully convey the concept of the invention to art technology
Personnel, the present invention will be defined by the claims.In the accompanying drawings, for clarity, the size of each device and relative can be exaggerated
Size.Description of the invention is for distinguishing similar pair with the term " first " in claims and accompanying drawing, " second " etc.
As without for describing specific order or precedence.It should be appreciated that the data so used in the appropriate case can be with
Exchange.In addition, term " comprising ", " having " and their any deformation, it is intended that cover non-exclusive include.
Embodiment
Embodiment 1
A kind of high temperature saturated vapor thick film heater is present embodiments provided, the heater can produce more than 120 DEG C
High temperature saturated vapor, it can be used for steam cooking machine to carry out anhydrous culinary art to food materials (green vegetables, fishes and shrimps, meat etc.), can pin
Nutritional ingredient in food materials is not lost in, beneficial to health, in addition, the heater can be additionally used in steam cooking machine to small-sized doctor
Treat apparatus etc. and carry out high-temperature steam sterilization processing.The heater compact, so that the steam material with the heater
Reason machine is also compact-sized, occupies little space, is easy to carry about with one.
As shown in Figure 1-2, its profile is cuboid to high temperature saturated vapor thick film heater described in the present embodiment, sectional view
Shape is rectangle, and the heater includes heat exchange supporting module 1, thick film heated sheet 2 and the deflector 3 of stacked above one another connection, institute
The one side for stating deflector 3 is provided with guiding gutter 5, and the guiding gutter 5 is arranged at one that deflector 3 presses close to the thick film heated sheet 2
Face, the water inlet 5 and steam (vapor) outlet 6 connected with the guiding gutter 4 is offered on the deflector 3, the water inlet 5 can connect
Water inlet pipe, the steam (vapor) outlet 6 can connect steam pipe, so as to be introduced external source, vapor caused by heating is passed through into steaming
The cooking room of vapour cooking machine, in the present embodiment, the water inlet 5 is arranged at one end of the guiding gutter 4, and steam (vapor) outlet 6 is set
In the other end of guiding gutter 4, the bore of the water inlet 5 is less than the bore of steam (vapor) outlet 6, and the water of entrance is gradually added with realizing
Heat, the big effect of steam discharge rate.
Specifically, the profile of heat exchange supporting module described in the present embodiment 1, thick film heated sheet 2 and deflector 3 is
Cuboid, as shown in figure 1, the guiding gutter 4 on the deflector 3 is the continuous S types groove of fold-line-shaped cell wall composition, it is described to lead
The depth of chute is 0.5-10mm, is preferably 5mm in the present embodiment, and the deflector 3 is food-grade stainless steel plate, guiding gutter 4
It is by punching press or is machined into the groove formed on steel plate, this continuous S types water route can be entered in water by water inlet 5
Gradually along waterway sports after guiding gutter 4, the effect for the water stepped heating that will be gradually passed through is reached in the presence of thick film heated sheet 2
Fruit so that higher to the efficiency of heating surface of water.In order to improve the sealing between deflector 3 and thick film heated sheet 2, water conservancy diversion is prevented
Liquid leakage in the water route of groove 4, the cell wall of the guiding gutter 4 are solid with the thick film heated sheet 2 by way of welding or crimping
Fixed connection.
The heat exchange supporting module 1 is the good metallic plate of heat conductivility, can be in stainless steel plate, copper coin or aluminium sheet
One kind, it is preferably copper coin in the present embodiment, it is used to play a part of radiating for heat caused by thick film heated sheet 2.
Further, an insulating trip 7 can also be set between the heat exchange supporting module 1 and the thick film heated sheet 2,
The insulating trip 7 is the material of insulation and heat conduction, is mica paper or polyimide film in the present embodiment.The insulating trip 7 is fixed
The heat exchange supporting module 1 is connected to, the thick film heated sheet 2 is laminated in the insulating trip, while thick film heated sheet 2 is also solid
Surely the heat exchange supporting module 1 is connected to, the deflector 3 is fixedly connected on the thick film heated sheet 2.
In the present embodiment, the thick film heated sheet 2 by the substrate 21, first of stacked above one another connection as shown in figure 3, insulated
Layer 22, resistive layer 23, the insulating barrier 25 of conductive layer 24 and second form, and second insulating barrier 25 is pressed close to the deflector 3 and set,
The substrate 21 is pressed close to the insulating trip and set.Wherein described substrate 21 is stainless steel plate, and first insulating barrier 22 is by aoxidizing
Bismuth, boron oxide, zirconium oxide and silica are mixed to prepare, the resistive layer 23 by one kind in exotic material silver, palladium or ruthenium or
The alloy of person at least two is made, and the conductive layer 24 is made by a kind of or alloy of the two in silver, platinum, and described second is exhausted
Edge layer 25 is also mixed to prepare by bismuth oxide, boron oxide, zirconium oxide and silica, first insulating barrier 22, resistive layer 23, conduction
The insulating barrier 25 of layer 24 and second is successively printed in the surface of substrate 21 by typography.
Further, the surface of thick film heated sheet 2 is additionally provided with Jie electricity areas (not shown), the Jie electricity areas also by
Prepared by typography, the Jie electricity areas are arranged at the surface of the second insulating barrier 25, and it is silver, titanium, chromium, one kind in platinum or extremely
Contact layer made from few two kinds of alloy, it is the area that touches for being electrically connected, extraneous power supply by touch metalwork with
The Jie electricity areas are electrically connected, so as to realize circuit turn-on, using the mode of touching connect electricity can bear high voltage, high current length
Phase works, while can also withstand up to more than 300 DEG C of high temperature, securely and reliably.
Embodiment 2
A kind of high temperature saturated vapor thick film heater is present embodiments provided, as shown in figure 4, its structure and the base of embodiment 1
This is identical, and difference is, the profile of the thick film heater is cylinder, the heat exchange supporting module 1, insulating trip 7,
Thick film heated sheet 2 and deflector 3 are plectane, and guiding gutter is shaped as spiral toroidal cavity, and steam (vapor) outlet 6 is arranged at water conservancy diversion
The center of plate 3, water inlet 5 are arranged at the edge of deflector 3.
Obviously, above-described embodiment is only intended to clearly illustrate example, and is not the restriction to embodiment.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of change or
Change.There is no necessity and possibility to exhaust all the enbodiments.And the obvious change thus extended out or
Among changing still in the protection domain of the invention.
Claims (10)
1. a kind of high temperature saturated vapor thick film heater, it is characterised in that the heater includes the heat exchange branch being sequentially connected with
Hold mode block, thick film heated sheet and deflector, the deflector is provided with guiding gutter close to the one side of the thick film heated sheet, described
The water inlet and steam (vapor) outlet connected with the guiding gutter is further opened with deflector.
2. high temperature saturated vapor thick film heater according to claim 1, it is characterised in that the heat exchange supporting module
For metallic plate, the thick film heated sheet is fixedly connected with the heat exchange supporting module.
3. deflector is food-grade stainless steel plate according to claim 2, it is characterised in that the cell wall of the guiding gutter is to weld
Connect or crimp mode and be fixedly connected on the thick film heated sheet, the depth of the guiding gutter is 0.5-10mm.
4. high temperature saturated vapor thick film heater according to claim 3, it is characterised in that the thick film heated sheet is by suitable
The substrate of secondary connection, the first insulating barrier, resistive layer, conductive layer and the second insulating barrier composition, second insulating barrier is close to described
Deflector is set, the substrate is set close to the heat exchange supporting module.
5. high temperature saturated vapor thick film heater according to claim 4, it is characterised in that the substrate is stainless steel
Plate；First insulating barrier is mixed to prepare by bismuth oxide, boron oxide, zirconium oxide and silica；The resistive layer is by silver, palladium or ruthenium
At least one of be made, the conductive layer is made by silver, at least one of platinum.
6. high temperature saturated vapor thick film heater according to claim 5, it is characterised in that the metallic plate is stainless steel
Plate, copper coin or aluminium sheet.
7. high temperature saturated vapor thick film heater according to claim 6, it is characterised in that the thick film heater is cut
Face figure is rectangle or circle, and the guiding gutter is S types groove or spiral toroidal cavity.
8. high temperature saturated vapor thick film heater according to claim 7, it is characterised in that second surface of insulating layer
With Jie electricity areas, the Jie electricity areas are provided with the contact layer as made from least one of silver, titanium, chromium, platinum.
9. high temperature saturated vapor thick film heater according to claim 8, it is characterised in that the heat exchange supporting module
Insulating trip is additionally provided between the thick film heated sheet, the insulating trip is mica paper or polyimide film.
10. high temperature saturated vapor thick film heater according to claim 9, it is characterised in that the bore of the water inlet
Less than the bore of steam (vapor) outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710889481.XA CN107620942A (en) | 2017-09-27 | 2017-09-27 | A kind of high temperature saturated vapor thick film heater |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710889481.XA CN107620942A (en) | 2017-09-27 | 2017-09-27 | A kind of high temperature saturated vapor thick film heater |
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| CN107620942A true CN107620942A (en) | 2018-01-23 |
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| CN201710889481.XA Pending CN107620942A (en) | 2017-09-27 | 2017-09-27 | A kind of high temperature saturated vapor thick film heater |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108131661A (en) * | 2018-02-07 | 2018-06-08 | 株洲利德英可电子科技有限公司 | A kind of steam generator |
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| CN102252305A (en) * | 2011-07-26 | 2011-11-23 | 美的集团有限公司 | High-heat-efficiency steam generating device for nursing products |
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