CN206461791U - A kind of electric heating device and the electric heater unit of the structure - Google Patents
A kind of electric heating device and the electric heater unit of the structure Download PDFInfo
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- CN206461791U CN206461791U CN201621297444.7U CN201621297444U CN206461791U CN 206461791 U CN206461791 U CN 206461791U CN 201621297444 U CN201621297444 U CN 201621297444U CN 206461791 U CN206461791 U CN 206461791U
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Abstract
The utility model discloses a kind of electric heating device and the electric heater unit of the structure.For the shortcoming of traditional experiment chamber heater, the utility model, which employs glass-ceramic plate or ceramic wafer as heating base plate element, glass-ceramic plate and ceramic wafer, all has height Corrosion Protection, can more clean easily.Simultaneously as glass-ceramic and ceramics tool insulating properties, the utility model employ the heater element of innovation, the conductive exothermal coating of nano thickness directly merged at the back side of the substrate, two relative positions of electric heating coating are respectively arranged with electrode；Electrode is plugged into power supply.Heater includes being provided with electrical heating elements of the present utility model on heater body, heater body.Because electrical heating elements of the present utility model have the electric heating coating of nano thickness, when electric current is by electric heating coating, in the ultra-thin volume of electric heating coating, the heat energy of very high-density is produced, so as to play effect that is high-effect and being rapidly heated.
Description
Technical field
The utility model is related to heater, more specifically, is related to the laboratory of a kind of electrical heating elements and its application
Heater.
Background technology
Traditional laboratory heater typically uses the electrical heating elements such as combustion gas, or wire coil, metal wire.These combustions
Gas or electrical heating elements efficiency are low, it is big to consume energy, while the temperature control degree of accuracy is relatively low, are particularly heated or in cambered surface in large area
Under the behaviour in service of heating, the temperature in the face that generates heat is also unequal.Gas heating is generally required to be operated under high-temperature, is also easily sent out
Life uses safety problem.As for electric coil or metal wire heater, generally require and conducted heat through metallic plate, and heat coil with
There is certain distance space, thus influence heat energy power and temperature reaction in metal plate.And metallic plate meets acid or akaline liquid
Capital corrosion, is easily gone wrong using upper.Bottle a class vessel (Flask), part bottom are used when laboratory is many simultaneously
Portion is camber (Round Bottom), and difficulty occurs in uniform heat conduction.
Utility model content
The purpose of this utility model is to provide a kind of electrical heating elements and the use for laboratory with the electrical heating elements
Heater.
For the shortcoming of traditional experiment chamber heater, the utility model employs glass-ceramic plate or ceramic wafer as base
Plate, glass-ceramic plate and ceramic wafer all have height Corrosion Protection, can more clean easily.Simultaneously as glass-ceramic and pottery
Porcelain has insulating properties, and the utility model employs the heater element of innovation, nanometer thickness is directly merged at the back side of the substrate
The conductive exothermal coating of degree, because ultra-thin nano thickness heater element and substrates into intimate are combined into one without between space
Thus greatly improved away from, heat energy effect and temperature reaction, temperature more can quickly, be accurately controlled, reach and control reality with quick
Test set temperature requirement.Meanwhile, the conductive exothermal coating of the nano thickness can be also merged on cambered surface substrate, so that
Directly heat the experimental ware in camber.
Implement electrical heating elements of the present utility model and use for laboratory heater, have the advantages that：Due to
Electrical heating elements of the present utility model have the electric heating coating of nano thickness, when electric current is by electric heating coating, in electricity hair
In the ultra-thin volume of hot coating, the heat energy of very high-density is produced, so as to play effect that is high-effect and being rapidly heated.
Simultaneously as planar structure and ultra-thin electric heating coating are combined into one with substrates into intimate, heat energy can be uniformly quick with large area
Diffusion, whether using plane or cambered surface experimental ware, all can more reach the equal thermal effect of large area than other conventional heating elements
Should.
On the one hand, the utility model provides a kind of electrical heating elements, including substrate, and the back side fusion of the substrate is received
Meter Hou Du electric heating coating, two relative positions of the electric heating coating are respectively arranged with electrode, and the electrode is plugged into electricity
Source.
In an embodiment of electrical heating elements of the present utility model, the substrate is glass-ceramic plate.
In another embodiment of electrical heating elements of the present utility model, the substrate is ceramic wafer.
In an embodiment of electrical heating elements of the present utility model, the substrate is the substrate of plane.
In another embodiment of electrical heating elements of the present utility model, the substrate is the substrate of cambered surface.
In an embodiment of electrical heating elements of the present utility model, the electric heating coating includes oxide coating, its
Comprising source metal be selected from tin, indium, cadmium, tungsten, titanium and vanadium.
In an embodiment of electrical heating elements of the present utility model, the electrode includes glass ceramic frit based ink, its
Comprising source metal be selected from platinum, gold, silver, palladium and copper.
In an embodiment of electrical heating elements of the present utility model, the substrate includes being arranged on the surface of the substrate
Nano thickness insulating coating, the electric heating coating be located at the insulating coating on.
In an embodiment of electrical heating elements of the present utility model, the insulating coating includes being obtained by sol-gel
Silica dioxide coating.
In an embodiment of electrical heating elements of the present utility model, covered with insulating barrier on the electric heating coating, institute
Insulating barrier is stated for glass or ceramic layer.
On the other hand, the utility model additionally provides a kind of use for laboratory heater, including heater body, and
It is arranged on the electrical heating member described in one or more any embodiments such as above electrical heating elements on heater body
Part.
In an embodiment of use for laboratory heater of the present utility model, the heater body include metal,
The housing of plastics or ceramics, the electrical heating elements are arranged on the housing surface layer, the substrate of the electrical heating elements
The back side is settable heat-insulated and heat-reflecting layer.
Connect in an embodiment of use for laboratory heater of the present utility model, in addition to for the power supply for wire of plugging into
Refute terminal, power supply terminal of plugging into is connected with the electrode welding or connected by metal clips.
Meanwhile, the utility model heater is more by temperature monitoring and control system and the conductive coating collection of heating element heater
Into together, to carry out optimal temperature and Energy Saving Control.In an embodiment of laboratory heater of the present utility model, drive
Dynamic software, controller and pulsewidth modulation (PWM) driver are integrated with heating element heater, and analog-digital converter can be used in controller
(ADC) temperature survey and pulsewidth modulation (PWM) driver are carried out and carries out accurate Power Control.In laboratory of the present utility model
In another embodiment of heater, temperature and Energy Saving Control can pass through proportional-integral-differential (PID) controller and carry out.Temperature
Measurement can also use PT100 or PT1000 hygrosensors to reach the temperature error of 1 DEG C or 0.1 DEG C.Work as heater
Heating element heater when reaching preset target temperature, control system will make an immediate response and cut off the electricity supply, to realize the purpose of energy-conservation
Chao Biao ﹔ with limitation temp of heating element are when the temperature of heating element heater drops to preset temperature, and control system will be responded and turned on
Power supply, to realize the steady electricity supply to heating element heater, optimizes its heating properties and energy-saving efficiency to produce heat.
In another embodiment of laboratory heater of the present utility model, temperature and heat energy control also can pass through wirelessly
Communicate to control, such as through blue-tooth device (Bluetooth), WiFi communication, high in the clouds communication (Cloud) or other channel radios
News form is simultaneously set using smart phone, wearing communication device or other equipment, is collected, is stored and control heater to operate
Temperature and the energy are used and its switched.
In another embodiment of laboratory heater of the present utility model, the thickness and and electrode of conductive coating are utilized
The arrangement of structure, can be such that the resistance of conductive coating significantly lowers, and direct current (D.C.) and battery can be used to make outdoor heating real
Test.Traditional line with heating function or coil resistance are larger, are operated under direct current and cell voltage, and the magnitude of current seldom, is insufficient to make big face
Product heating experimental use.
Brief description of the drawings
Fig. 1 is the schematic perspective view of the first embodiment of use for laboratory heater of the present utility model；
Fig. 2 is A-A diagrammatic cross-sections in Fig. 1；
Fig. 3 is the section signal of the electrical heating elements shown in the embodiment of use for laboratory heater of the present utility model
Figure；
Fig. 4 is the electric heating coating of the embodiment of electrical heating elements one of the present utility model and the structural representation of electrode；
Fig. 5 is the electric heating coating of another embodiment of electrical heating elements of the present utility model and the structural representation of electrode；
Fig. 6 is that use for laboratory heater of the present utility model and temperature are surveyed and controller connection diagram deeply；
Fig. 7 is that use for laboratory heater controller of the present utility model and device for mobile communication, wireless telecommunications connection are shown
It is intended to；
Fig. 8 is wireless temperature detection device and controller in another embodiment of use for laboratory heater of the present utility model
And device for mobile communication connection diagram；
Fig. 9 is electro-heat equipment and magnetic stirring apparatus combination in another embodiment of use for laboratory heater of the present utility model
Integral schematic diagram；
Figure 10 is the utility model Fig. 9 use for laboratory electro-heat equipment and magnetic stirring apparatus knot B-B diagrammatic cross-sections；
Figure 11 is that cambered surface heating base plate schematic diagram is included in another embodiment of use for laboratory heater of the present utility model；
Figure 12 is the utility model Figure 11 use for laboratory heater C-C diagrammatic cross-sections of heating base plate containing cambered surface；
Figure 13 is that cambered surface heating base plate schematic diagram is included in another embodiment of use for laboratory heater of the present utility model,
Four sides of substrate are that the substrate of plane is combined into one；
Figure 14 is the utility model Figure 13 use for laboratory heater D-D diagrammatic cross-sections of heating base plate containing cambered surface；
Figure 15 is that battery-operated laboratory can be used in another embodiment of use for laboratory heater of the present utility model
Heater schematic diagram；
Figure 16 is that battery-operated laboratory can be used in another embodiment of use for laboratory heater of the present utility model
The electric heating coating and electrode structure schematic diagram of heater substrate；
Figure 17 is usable direct current and alternating current in another embodiment of use for laboratory heater of the present utility model
Electric heating coating and electrode structure schematic diagram.
Embodiment
In order to be more clearly understood to technical characteristic of the present utility model, purpose and effect, accompanying drawing is now compareed detailed
Illustrate embodiment of the present utility model.
In the description of electrical heating elements of the present utility model and use for laboratory heater, it is to be understood that art
The orientation or position relationship of the instruction such as language "front", "rear", " on ", " under ", " upper end ", " lower end ", " top ", " bottom " be based on
Orientation shown in the drawings or position relationship, are for only for ease of description the utility model and simplify description, rather than indicate or dark
Specific orientation must be had, with specific azimuth configuration and operation by showing the device or element of meaning, therefore it is not intended that right
Limitation of the present utility model.Word " nano thickness " used herein refers to each coating for being only capable of measuring in nanometer level
Thickness.
As shown in Figures 1 and 2, it is the first embodiment of use for laboratory heater 100 of the present utility model, the laboratory
Include the housing 2 of metal, plastics or ceramics with the heater body of heater, electrical heating elements 1 are arranged on the face of housing 2
Layer, the substrate back of electrical heating elements 1 is provided with heat-insulated and heat-reflecting layer 21.Heat-insulated and heat-reflecting layer 21 can subtract heat loss
It is few, and heat energy is disseminated to forward conduction.Heat-insulated and heat-reflecting layer 21 includes all kinds of micarexs（mica）, and other be applicable
Material.The connection of wire for convenience, can increase power supply and plug into terminal, and power supply terminal of plugging into is connected or passed through with electrode welding
Metal clips is connected.
In this embodiment, electrical heating elements 1 can be close to set with heat-insulated and heat-reflecting layer 21, or be spaced one therebetween
Set a distance is set.The electric heating coating of electrical heating elements 1 can be covered by Insulating Materials, this material can be glass, ceramics or its
His electrical insulation material, this material can be coating or solid.The outer layer of electrical heating elements 1 can also contain the coating of electrical insulation.
Electrical heating elements 1 can radiate strong infrared ray and far infrared simultaneously, produce heat energy so that heating more rapidly and temperature
Uniformly.
As shown in figure 3, being an embodiment of electrical heating elements of the present utility model, in this embodiment, electrical heating elements 1
Including substrate 10, the conductive exothermal coating 11 of last layer or multi-layer nano thickness is directly merged at the back side of substrate 10.Conductive exothermal
Coating 11 can be single or multiple lift structure, because ultra-thin nano thickness heater element is combined into one with substrates into intimate and not have
There is space spacing, heat energy effect and temperature reaction are thus greatly improved, and two relative edges of electric heating coating 11 are set respectively
There is electrode 12, two electrodes 12 be arranged in parallel, electrode is plugged into power supply.When electric current is by electric heating coating 11, electric heating coating
11 convert electrical energy into heat energy.
In electrical heating elements 1 in the present embodiment, substrate 10 can be ceramic by glass-ceramic or any other suitable
Material is made.This substrate has height Corrosion Protection, can more clean easily, has anticorrosive property to experimental chemistry material, than one
As metal substrate it is durable.It will be appreciated by those skilled in the art that, glass-ceramic can bear the impact of high temperature and heat, better than other glass
Glass substrate, to provide consistent and reliable high-temperature heating function.
In electrical heating elements 1 in the present embodiment, electric heating coating 11 sets the back side of substrate 10.Electric heating coating 11
Can be oxide coating, wherein the source metal used may be selected from the tin mixed with Organometallic precursor, indium, cadmium, tungsten, titanium and vanadium.
It is understood that can also make electric heating coating 11 of other suitable material.Conductive coating material in electric heating coating 11
Expect to be used to convert electric energy to heat energy.The heat generation principle applied differs greatly from conventional coil heats, coil heats
In method, high impedance of the heat output from wire coil, it has the low efficiency of heating surface and high power consumption.Electric coil or metal wire add
Hot device, generally requires through metallic plate to conduct heat, and heat coil has certain distance space with metal plate, thus more influences
Heat energy power and temperature reaction.On the contrary, composition and thickness by adjusting coating, can control the electrical impedance of coating, and it can increase
Electric conductivity, so as to minimum energy loss, obtain the high efficiency of heating surface.In the ultra-thin volume of electric heating coating, pole is produced
Highdensity heat energy, so as to reach effect that is high-effect and being rapidly heated.Simultaneously because planar structure and ultra-thin electric heating coating
It is combined into one with substrates into intimate, so heat energy can make large area and uniformly quickly spread.
In electrical heating elements 1 in the present embodiment, electrode 12 is arranged on electric heating coating 11.Two electricity spaced apart
Pole 12 is set respectively along two relative sides of electric heating coating 11.Electrode 12 can be by glass ceramic frit based ink (glass
Ceramic frit based ink) it is made, wherein source metal is selected from platinum, gold, silver, palladium and copper.
In electrical heating elements 1 in the present embodiment, substrate 10 can also include the nanometer for being arranged on the surface of substrate 10
The insulating coating of thickness, electric heating coating 11 is located on insulating coating, namely has between substrate 10 and electric heating coating 11
There is the insulating coating of nano thickness.Silica (SiO2) or other suitable material that insulating coating can be obtained by sol-gel
Material is made.Insulating coating can be coated on the surface of the glass ceramic substrate 10 with surfactant, to ensure to be covered in pottery
SiO2 on porcelain glass substrate 10 has 100% wetting, so that defective locations are prevented, to cause glass ceramic substrate
10 are electrically isolated with electric heating coating 11, and can prevent lithium ion and other pollutant component in heating process from glass-ceramic base
Plate 10 is diffused into electric heating coating 11.
In electrical heating elements 1 in the present embodiment, insulating barrier is could be covered with electric heating coating 11, insulating barrier can
Think glass, ceramic layer or other electrical insulation materials, insulating barrier can be coating or solid.
In electrical heating elements 1 in the present embodiment, electric heating coating 11, insulating coating and the insulating barrier being previously mentioned can
To be single or multiple lift structure, each layer of thickness of single or multiple lift, can be at several nanometers to tens nanometer in nanometer scale
In the range of.
When electric heating coating 11 of the electric current by this electrical heating elements 1, in the ultra-thin volume of electric heating coating 11,
The heat energy of very high-density is produced, so as to reach effect that is high-effect and being rapidly heated.Simultaneously because planar structure and ultra-thin electricity hair
Hot coating is combined into one with substrates into intimate, so heat energy can make large area and uniformly quickly spread, than other traditional heat generating members more
The equal fuel factor of large area can be reached.The substrate 10 of electrical heating elements 1 can also make camber design, and camber experimental ware is reached more preferably
Heating effect.
As shown in figure 4, being the electric heating coating and electrode structure of the embodiment of electrical heating elements one of the present utility model, substrate
10 back side fusion has the electric heating coating 11 of nano thickness, and two relative edges of the electric heating coating are respectively arranged with electricity
Pole 12, the electrode is plugged into power supply.Said structure is single hot zone, when electric current is by electrode, whole hot zone meeting on substrate
Generate heat simultaneously.
Fig. 5 is the electric heating coating of another embodiment of electrical heating elements of the present utility model and the structure of electrode.Substrate 10
The back side merge the hot zones of multiple separations, each hot zone fusion has the electric heating coating 11 of nano thickness, when electric current passes through
The electrode 12 in certain heat area, certain heat area can produce heat energy.Each hot zone can independently operate or while operate, respectively
Individual hot zone can also make arrangement connected in series or in parallel.
It is that use for laboratory heater 100 of the present utility model and temperature are surveyed and the connection signal of controller 200 deeply shown in Fig. 6
Figure.Analog-digital converter (ADC) and pulse-width-modulation driver (PMC) can be used to be accurately controlled for temperature sensing and controller.
In another embodiment of laboratory heater of the present utility model, temperature and Energy Saving Control can pass through proportional-integral-differential
(PID) controller is carried out.Temperature survey can also use PT100 or PT1000 hygrosensors to reach 1 DEG C or 0.1 DEG C
Temperature error.When the heating element heater of heater reaches preset target temperature, control system will make an immediate response and cut off electricity
Source, with the purpose for realizing energy-conservation and the Chao Biao ﹔ for limiting temp of heating element when the temperature of heating element heater drops to preset temperature, control
System processed will respond and turn-on power to produce heat, to realize the steady electricity supply to heating element heater, optimize its heating properties and
Energy-saving efficiency.Temperature detection device can be built in the utility model laboratory heater or external insertion sheet
Utility model laboratory heater or one or more temperature detection devices with monitor and control different heat area or
The operation of different temperatures.
It is use for laboratory heater controller 200 of the present utility model and device for mobile communication 300 shown in Fig. 7, wirelessly
Communicate connection diagram.Temperature and Energy Saving Control also can pass through wireless telecommunications to control, such as through blue-tooth device
(Bluetooth), WiFi communication, high in the clouds communicate (Cloud) or other wireless telecommunications forms and logical using smart phone, wearing
Interrogate device or other equipment to set, collect, store and control heater operation temperature and the energy to use and its switch.
Fig. 8 is wireless temperature detection device 400 and control in another embodiment of use for laboratory heater of the present utility model
Device 200 and device for mobile communication 300 connection diagram processed.In this example, temperature detection device tool data roam function, and it is warm
Degree change data heater controller and device for mobile communication can be sent back with wireless mode, with manipulate temp of heating element and
The energy is used.
It is electro-heat equipment and magnetic stirring apparatus in another embodiment of use for laboratory heater of the present utility model shown in Fig. 9
500 are combined into one schematic diagram.Figure 10 is that use for laboratory heater of the present utility model and magnetic stirring apparatus are combined into one
Section B-B schematic diagram.The heater and magnetic stirring apparatus body of the use for laboratory heater include metal, plastics or ceramics
Housing 3, electrical heating elements 1 are arranged on the surface layer of housing 3, and the substrate back of electrical heating elements 1 is settable heat-insulated and heat reflection
Layer 31.Heat-insulated and heat-reflecting layer 31 can reduce heat loss, and heat energy is disseminated to forward conduction.Heat-insulated and heat-reflecting layer
31 include all kinds of micarexs（mica）, and other suitable materials.The connection of wire for convenience, can increase power supply and plug into end
Son, power supply terminal of plugging into is connected with electrode welding or connected by metal clips.Heating base plate lower end is mounted with the electronic horse of magnetic force
Up to 32.Because heater element of the present utility model will not produce magnetic interference, so heating base plate and magnetic force electro-motor are not
Interfere with each other running, and can closer distance install so that single unit system volume, which is reduced, reaches thinner design, with and enhancing magnetic
The effect of power agitation.In heating and stirring device of the present utility model applies example, temperature and stirring actuation means can be arranged on
On body, also with wired or wireless operation can be linked with external controller.Agitating device and heater can be operated simultaneously simultaneously
Or independent work.
Figure 11 is comprising the signal of cambered surface heating base plate in the embodiment of use for laboratory heater 600 1 of the present utility model
Figure.Figure 12 is the utility model Figure 11 C-C diagrammatic cross-sections of heating base plate containing cambered surface of use for laboratory heater 600.Tradition
The laboratory heater of camber is generally not integral structure, and cleaning is difficult, and chemical liquid is easily infiltrated into inside device, is damaged
Device.Heater heating base plate of the present utility model is integrated, it is adaptable to the experimental ware of camber bottom, reaches fast
Speed, uniform, large area heating.Corrosion Protection is high simultaneously, it is easy to clean, and chemical liquid will not be leaked out to inside device and led to
Using failure or using safe.In the present embodiment, electrical heating elements include substrate 10, and the back side of substrate 10 directly merges upper one
The conductive exothermal coating 11 of layer or multi-layer nano thickness.Conductive exothermal coating 11 can be single or multiple lift structure, due to ultra-thin
Nano thickness heater element and substrates into intimate be combined into one without space spacing, heat energy effect and temperature reaction thus it is big
Width is improved, and two relative positions of electric heating coating 11 are respectively arranged with electrode, in this example, wherein an electrode is located at cambered surface
Top, another electrode retaining collar is around cambered surface bottom, and in other embodiments, the position of electrode can also make other suitable design arrangements,
Electrode is plugged into power supply.When electric current is by electric heating coating 11, electric heating coating 11 converts electrical energy into heat energy.In the present embodiment
In electrical heating elements in, substrate 10 can or any other suitable material ceramic by glass-ceramic be made.Figure 13 is this reality
With cambered surface heating base plate is included in the new another embodiment of use for laboratory heater 700, four sides of substrate are the bases of plane
Plate is combined into one with cambered surface part.The substrate portion of the plane of electric heating coating is provided with two comparative electrodes, and the electrode connects
Refute power supply.Figure 14 is the utility model Figure 13 use for laboratory heater D-D diagrammatic cross-sections of heating base plate containing cambered surface.As schemed
It is the embodiment of use for laboratory heater of the present utility model, the heating of the use for laboratory heater shown in 12 and Figure 14
Device body includes the housing 4 of metal, plastics or ceramics, and electrical heating elements are arranged on the surface layer of housing 4, the substrate of electrical heating elements
Directly merge the conductive exothermal coating 11 of last layer or multi-layer nano thickness and be provided with heat-insulated and heat-reflecting layer 41 in 10 back side.
Heat-insulated and heat-reflecting layer 41 can reduce heat loss, and heat energy is disseminated to forward conduction.Heat-insulated and heat-reflecting layer 41 is wrapped
Include all kinds of micarexs（mica）, and other suitable materials.The connection of wire for convenience, can increase power supply and plug into terminal,
Power supply terminal of plugging into is connected with electrode welding or connected by metal clips.
In this embodiment, electrical heating elements can be close to set with heat-insulated and heat-reflecting layer, or be spaced therebetween certain
Distance is set.The electric heating coating of electrical heating elements can be covered by Insulating Materials, and this material can be glass, ceramics or other electricity
Insulating materials is flowed, this material can be coating or solid.The outer layer of electrical heating elements can also contain the coating of electrical insulation.Electrical heating
Element can radiate strong infrared ray and far infrared simultaneously, produce heat energy so that heating more rapidly and temperature is uniform.And
Temperature and the heat energy control of cambered surface heater, the arrangement of wired or wireless citation that also can be as planar heating device.
In another embodiment, cambered surface heater bottom can also install magnetic agitation motor additional, combine heater and agitating device
Integrally.
It is usable battery 900 in another embodiment of use for laboratory heater 800 of the present utility model shown in Figure 15
The laboratory heater of operation.In the embodiment of laboratory heater of the present utility model, the thickness of conductive coating is utilized
Degree with and electrode structure arrangement, the resistance of conductive coating can be made significantly to lower, direct current (D.C.) and battery can be used to make
Outdoor Heating Experiment.Because planar structure and ultra-thin electric heating coating are combined into one with substrates into intimate, so heat energy can be made greatly
Area is uniformly quickly spread, and the equal fuel factor of large area can be more reached than other traditional heat generating members.While traditional line with heating function or coil
Resistance is larger, is operated under direct current and cell voltage, and the magnitude of current seldom, is insufficient to make large area heating experimental use.
It is that battery-operated laboratory can be used in use for laboratory heater embodiment of the present utility model shown in Figure 16
The coating and electrode structure schematic diagram of heater.In the present embodiment, conductive coating is divided into multiple regions, and each area
Domain can be connected with parallel way.Each region can be identical size or different sizes, with and each zone-coating can contain
Identical or different conduction and heat-transfer character.Last layer is directly merged at the back side of the substrate 10 of electrical heating elements or multi-layer nano is thick
The conductive exothermal coating 11 of degree, the electrode 21 and the 22 and positive pole of dc source and negative pole are plugged into respectively, when electric current passes through electrode
21 and 22, heating coating 11 can connect sets requirement and be generated heat.In the present embodiment, dc source can be that alternating current turns straight
The potential device of electricity, or external battery are flowed, or connects the device of automobile batteries.
It is usable direct current and exchange in another embodiment of use for laboratory heater of the present utility model shown in Figure 17
The coating 11 and the pole structural representation of electrode 21,22,23,24 and 25 of electricity.In the present embodiment, heating base plate 10 is provided with two
Group or multigroup electrode arrangement.Power supply can plug into various combination electrode and reach the combination of different resistance, so as to produce different
Power output with and reach can be with the requirement of dc source or battery-heating.One of which situation, works as electrode in the present embodiment
21 and 23 plug into the end of power line two respectively, and coating resistance can uprise and be applicable alternating current (A.C.) use.But work as electrode
21,23 and 25 plug into power line one end and electrode 22 and 24 is plugged into the other end of power line, then coating resistance can step-down
And it is applicable direct current (D.C.) use.An above-mentioned simply wherein illustration, coating and electrode can make different region and connection
Arrange to reach the use arrangement of different voltages.
Electrical heating elements of the present utility model can be used for various use for laboratory heaters, this use for laboratory heating dress
Put including heater body, and the electrical heating elements being arranged on heater body, the quantity of electrical heating elements can be with
It is one or more as needed, the set-up mode of electrical heating elements can also be various, according to the laboratory of different purposes
Heater and change, electrical heating elements can be with connected in series or in parallel.
For those skilled in the art, technical scheme that can be as described above and design, make other each
It is kind corresponding to change and deform, and all these change and deformation should all belong to the protection model of the claims in the present invention
Within enclosing.
It should be appreciated that it is the limitation present invention that above-described embodiment, which is illustrated rather than, and those skilled in the art can
Many alternatives are designed in the case of without departing substantially from scope of the invention as claimed.In the claims, round parentheses are placed in
Between any reference marker be not construed as being construed as limiting claim.The word of " comprising " one and its use combined are simultaneously
It is not excluded for element or step outside those element or steps described in claim.Indefinite article "a" or "an" is not arranged
Except the presence of this multiple class component.The present invention can be implemented by the hardware mode including some discrete components, and by suitable
When the mode of the computer of programming is implemented.Some modules are listed in device claim, some in these modules can be with
Realized by one in hardware or identical content.The certain measures applied in mutually different dependent claims are not
Indicate can not be favourable use these measures combination.
Claims (16)
1. electric heating device, it is characterised in that including a heating base plate element, the back side fusion of the heating base plate element has one
The electric heating coating of layer or more than one layer nano thickness, the electric heating coating is combined into one with heating base plate elements into intimate；
Two relative positions of the electric heating coating are respectively arranged with electrode, and the electrode is connected with power supply.
2. electric heating device according to claim 1, it is characterised in that the heating base plate element is glass-ceramic plate.
3. electric heating device according to claim 1, it is characterised in that the heating base plate element is ceramic wafer.
4. electric heating device according to claim 1, it is characterised in that the heating base plate element is the substrate of plane.
5. electric heating device according to claim 1, it is characterised in that the heating base plate element is the base comprising cambered surface
Plate.
6. electric heating device according to claim 1, it is characterised in that the electric heating coating includes oxide coating,
It is any that its source metal included is selected from tin, indium, cadmium, tungsten, titanium and vanadium.
7. electric heating device according to claim 1, it is characterised in that the electrode includes glass ceramic frit based ink,
It is any that its source metal included is selected from platinum, gold, silver, palladium and copper.
8. electric heating device according to claim 1, it is characterised in that the surface of the heating base plate element is provided with nanometer
The insulating coating of thickness, the electric heating coating is located on the insulating coating.
9. electric heating device according to claim 8, it is characterised in that the insulating coating is silica dioxide coating.
10. electric heating device according to claim 1, it is characterised in that the electric heating coating overlying is covered with insulation
Layer, the insulating barrier is glass or ceramic layer.
11. a kind of use for laboratory heater, it is characterised in that including heater body, and it is arranged on heater sheet
One or more electric heating devices as described in claim any one of 1-10 on body.
12. use for laboratory heater according to claim 11, it is characterised in that the heater body includes gold
The housing of category, plastics or ceramics；The electric heating device is arranged on the housing surface layer, and the back side of the substrate is provided with heat-insulated
And heat-reflecting layer.
13. use for laboratory heater according to claim 11, it is characterised in that also including for setting, collecting, store up
Deposit the wireless telecommunications system with controlling the heater temperature and heat energy.
14. use for laboratory heater according to claim 11, it is characterised in that also installed including the substrate lower end
Magnetic force electro-motor agitating device, heater and agitating device can operate or independent work simultaneously.
15. use for laboratory heater according to claim 11, it is characterised in that also can be used including the substrate straight
Flow the multizone low resistance structure of electric and battery-operated electric heating coating and electrode.
16. use for laboratory heater according to claim 15, it is characterised in that also can be used including heating base plate straight
The electric heating coating and electrode structure of stream electricity and ac-powered operation.
Priority Applications (1)
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| CN201621297444.7U CN206461791U (en) | 2016-11-30 | 2016-11-30 | A kind of electric heating device and the electric heater unit of the structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107979881A (en) * | 2017-12-19 | 2018-05-01 | 高新材料企业有限公司 | A kind of electrical heating base component and the heating unit with the electrical heating elements |
| CN112738928A (en) * | 2020-12-04 | 2021-04-30 | 上海航天精密机械研究所 | General type combination cooling formula modularization radiant heater |
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2016
- 2016-11-30 CN CN201621297444.7U patent/CN206461791U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107979881A (en) * | 2017-12-19 | 2018-05-01 | 高新材料企业有限公司 | A kind of electrical heating base component and the heating unit with the electrical heating elements |
| CN112738928A (en) * | 2020-12-04 | 2021-04-30 | 上海航天精密机械研究所 | General type combination cooling formula modularization radiant heater |
| CN112738928B (en) * | 2020-12-04 | 2022-11-22 | 上海航天精密机械研究所 | Universal combined cooling type modular radiation heater |
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