CN206433210U - A kind of high-cooling property water heating ceramic heating element - Google Patents
A kind of high-cooling property water heating ceramic heating element Download PDFInfo
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- CN206433210U CN206433210U CN201720067116.6U CN201720067116U CN206433210U CN 206433210 U CN206433210 U CN 206433210U CN 201720067116 U CN201720067116 U CN 201720067116U CN 206433210 U CN206433210 U CN 206433210U
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- ceramic
- heating
- cooling property
- heating element
- heat dissipating
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Abstract
The utility model discloses a kind of high-cooling property water heating ceramic heating element, including ceramic matrix, heating circuit is embedded with the ceramic matrix, the ceramic matrix outer surface is provided with layer of metal transition zone, and the surface of the transition zone is coated with one layer of heat-conducting layer.The beneficial effects of the utility model are to improve the radiating efficiency of ceramic heating pipe surface, weaken the thermal shock in water heating process, the bond strength of heat dissipating layer and ceramic matrix are ensure that by transition zone, so as to improve the durability of heat-generating pipe.
Description
Technical field
The utility model is related to ceramic heating element technical field, particularly a kind of ceramic heating element of high-cooling property.
Background technology
Intellectual water closet water dispenser and power of electric water heater density requirements were relatively low in the past, typically in below 30W/cm2, but closely
The requirement with energy-conserving and environment-protective is reduced for size over year, causes the requirement of power density to bring up to 50W/cm2, further in water
Medium-term and long-term using the requirement for also having scale-deposit-preventing formation, traditional ceramic heating element power density is low, when improving power density
Wait, ceramic heating element cold-and-heat resistent impact capacity is poor, in use, is incessantly impacted due to bearing, ceramic matrix may occur
Fracture, while long-term in the bad environment of water quality produce incrustation scale using also easy.
The content of the invention
The purpose of this utility model is to solve the above problems, devise a kind of ceramic heating element of high-cooling property.
Realize that above-mentioned purpose the technical solution of the utility model is, a kind of ceramic heating element of high-cooling property, including ceramics
Heating circuit is embedded with matrix, the ceramic matrix, the ceramic matrix outer surface is provided with heat dissipating layer, the ceramic matrix
Line scan pickup coil side generate heat provided with one group of electrode, electrode is provided with electrode connecting lead wire, is provided between the ceramic matrix and heat dissipating layer
Transition zone.
The material of the heating circuit is tungsten, molybdenum, rhenium, a kind of manganese or and its multiple combinations therein.
The ceramic matrix main component is aluminum oxide or silicon nitride.
The material of the high heat conduction heat dissipating layer is copper.
The ceramic matrix is square piece dress, cylindric, pole shape one kind therein.
The high heat conduction heat dissipating layer is the 10/100-100/100 of total ceramic heating bulk area.
The heat dissipating layer covers heating region.
The preparation method of the heat dissipating layer is plating, changes plating, printing-sintering, physical vapour deposition (PVD) PVD, ion sputtering, change
Learn the one or more of which combination of vapour deposition CVD method.
The high heat conduction heat dissipating layer thickness is between 3-200um.
Described transition zone is integrated the structure of material with ceramic matrix.
A kind of ceramic heating element of the high-cooling property made using the technical solution of the utility model, improves ceramic heating tube
The radiating efficiency on surface, weakens the thermal shock in water heating process, the formation of incrustation scale is reduced, so as to improve the resistance to of heat-generating pipe
Long property.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the ceramic heating element of high-cooling property described in the utility model；
Fig. 2 is a kind of side view of the ceramic heating element of high-cooling property described in the utility model；
Fig. 3 is a kind of ceramic heating element square piece shape schematic diagram of high-cooling property described in the utility model；
In figure, 1, ceramic matrix；3rd, generate heat circuit；5th, heat dissipating layer；6th, electrode；7th, electrode connecting lead wire；8th, transition zone.
Embodiment
The utility model is specifically described below in conjunction with the accompanying drawings, as Figure 1-3, a kind of ceramics hair of high-cooling property
Heating circuit 3 is embedded with hot body, including ceramic matrix 1, the ceramic matrix 1, the outer surface of ceramic matrix 1 is led provided with height
Hot heat dissipating layer 5, the heating line scan pickup coil side of the ceramic matrix 1 is provided with one group of electrode 6, and electrode 6 is provided with electrode connecting lead wire 7, in institute
State and transition zone 8 is provided between ceramic matrix 1 and heat dissipating layer 5, described transition zone 8 is integrated the knot of material with ceramic matrix 1
Structure;The material of the heating circuit 3 is tungsten, molybdenum, rhenium, a kind of manganese or and its multiple combinations therein;The ceramic matrix 1 is main
Composition is aluminum oxide or silicon nitride;The material of the high heat conduction heat dissipating layer 5 is copper, and the ceramic matrix 1 is square piece dress, cylinder
Shape, pole shape one kind therein;The high heat conduction heat dissipating layer 5 is the 10/100-100/100 of total ceramic heating bulk area;It is described
High heat conduction heat dissipating layer 5 covers heating region;The preparation method of the high thermal conductivity layer 5 is plating, changes plating, printing-sintering, physics gas
Mutually deposition PVD, ion sputtering, the one or more of which combination of chemical vapor deposition CVD method;The high heat conduction radiating thickness
Degree is between 3-200um.
The characteristics of the present embodiment is that the product of current bathroom heating is mainly metal heat-generating pipe and ceramic heating element, gold
Belong to the easy aging of heating tube and electric leakage, influence is using safety, and ceramic heating body there are an excellent insulating properties, but thermal conductivity
Difference, cold-and-heat resistent impact capacity is poor, in use, is incessantly impacted due to bearing, and ceramic matrix may be broken.In view of this
The situation of kind, we apply a kind of heat dissipating layer on existing earthenware, improve the heat dissipation uniformity and effect of ceramic heating pipe surface
Rate, weakens the thermal shock in water heating process, so as to improve the durability of heat-generating pipe, the heat dissipating layer of this patent is increase hair
Heat conduction efficiency of the hot body in water.
In the present embodiment;Step 1：Printed resistor circuit on a ceramic substrate, resistive circuit is mainly, tungsten, molybdenum,
The metals such as rhenium, manganese, containing a certain proportion of ceramic matrix composition,
Step 2：In resistive circuit back up transition zone, transition zone also contains and matrix identical composition.
Step 3：By be printed with heating circuit and transition zone product rolled with earthenware together with.
Step 4：Rolled earthenware is carried out to vacuumize sealing, is put into warm isostatic pressing machine and is pressed.Pressure 8-
40Mpa, 30-90 degrees Celsius of water temperature.
Step 5：Product is put into reducing atmosphere stove and sintered, 1550-1850 degrees Celsius of sintering temperature is incubated 1-4 hours.
Step 6：Plating, chemical plating last layer copper at ceramic heating tube surface heat area position.
Step 7：The lead in heating line scan pickup coil side welding.
Embodiment 2；Step 1：Printed resistor circuit on a ceramic substrate, the gold such as resistive circuit is mainly, tungsten, molybdenum, rhenium, manganese
Category, contains a certain proportion of ceramic matrix composition.
Step 2：By be printed with heating circuit and transition zone product rolled with earthenware together with.
Step 3：Rolled earthenware is carried out to vacuumize sealing, is put into warm isostatic pressing machine and is pressed.Pressure 8-
40Mpa, 30-90 degrees Celsius of water temperature.
Step 4：Product is put into reducing atmosphere stove and sintered, 1550-1850 degrees Celsius of sintering temperature is incubated 1-4 hours.
Step 5：On ceramic heating tube surface heat area position physical vapour deposition (PVD) PVC, chemical vapor deposition CVD deposition
One layer of titanium, then redeposited one layer of copper.
Step 6：The lead in heating line scan pickup coil side welding.
Embodiment 3；Step 1：Printed resistor circuit on a ceramic substrate, the gold such as resistive circuit is mainly, tungsten, molybdenum, rhenium, manganese
Category, containing a certain proportion of ceramic matrix composition,
Step 2：In resistive circuit back up transition zone, transition zone also contains and matrix identical composition.
Step 3：By be printed with heating circuit and transition zone product rolled with earthenware together with.
Step 4：Rolled earthenware is carried out to vacuumize sealing, is put into warm isostatic pressing machine and is pressed.Pressure 8-
40Mpa, 30-90 degrees Celsius of water temperature.
Step 5：Product is put into reducing atmosphere stove and sintered, 1550-1850 degrees Celsius of sintering temperature is incubated 1-4 hours.
Step 6：In the plating of ceramic heating tube surface heat area position or chemical vapor deposition, physical vapour deposition (PVD)
One layer of copper.
Step 7：The lead in heating line scan pickup coil side welding.
Embodiment 4；Step 1：Printed resistor circuit on a ceramic substrate, the gold such as resistive circuit is mainly, tungsten, molybdenum, rhenium, manganese
Category, containing a certain proportion of ceramic matrix composition,
Step 2：In resistive circuit back up transition zone, transition zone also contains and matrix identical composition.
Step 3：By be printed with heating circuit and transition zone product rolled with earthenware together with.
Step 4：Rolled earthenware is carried out to vacuumize sealing, is put into warm isostatic pressing machine and is pressed.Pressure 8-
40Mpa, 30-90 degrees Celsius of water temperature.
Step 5：Product is put into reducing atmosphere stove and sintered, 1550-1850 degrees Celsius of sintering temperature is incubated 1-4 hours.
Step 6：Last layer nickel is electroplated at ceramic heating tube surface heat area position
Step 7：Chemical vapor deposition, physical vapour deposition (PVD) last layer copper on nickel dam.
Step 8：The lead in heating line scan pickup coil side welding.
Above-mentioned technical proposal only embodies the optimal technical scheme of technical solutions of the utility model, the technology of the art
Some variations that personnel may make to some of which part embody principle of the present utility model, belong to the utility model
Protection domain within.
Claims (8)
1. a kind of high-cooling property water heating ceramic heating element, including ceramic matrix（1）, it is characterised in that the ceramic matrix
（1）Inside it is embedded with heating circuit（3）, the ceramic matrix（1）Outer surface is provided with heat dissipating layer（5）, the heat dissipating layer（5）For copper
Matrix, the ceramic matrix（1）Heating line scan pickup coil side provided with one group of electrode（6）, electrode（6）Provided with electrode connecting lead wire（7）,
The ceramic matrix（1）And heat dissipating layer（5）Between be provided with transition zone（8）.
2. a kind of high-cooling property water heating ceramic heating element according to claim 1, it is characterised in that the ceramic base
Body（1）Main component is aluminum oxide or silicon nitride.
3. a kind of high-cooling property water heating ceramic heating element according to claim 1, it is characterised in that the ceramic base
Body（1）For square piece dress, cylindric, pole shape one kind therein.
4. a kind of high-cooling property water heating ceramic heating element according to claim 1, it is characterised in that the heat dissipating layer
（5）For the 10/100-100/100 of total ceramic heating bulk area.
5. a kind of high-cooling property water heating ceramic heating element according to claim 1, it is characterised in that the heat dissipating layer
（5）Cover heating region.
6. a kind of high-cooling property water heating ceramic heating element according to claim 1, it is characterised in that the heat dissipating layer
Thickness is between 3-200um.
7. a kind of high-cooling property water heating ceramic heating element according to claim 1, it is characterised in that the heat dissipating layer
（5）Preparation method for plating, change plating, printing-sintering, physical vapour deposition (PVD) PVD, ion sputtering, chemical vapor deposition CVD side
The one or more of which combination of method.
8. a kind of high-cooling property water heating ceramic heating element according to claim 1, it is characterised in that described transition
Layer（8）Contain ceramic matrix（1）Identical main component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720067116.6U CN206433210U (en) | 2017-01-20 | 2017-01-20 | A kind of high-cooling property water heating ceramic heating element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720067116.6U CN206433210U (en) | 2017-01-20 | 2017-01-20 | A kind of high-cooling property water heating ceramic heating element |
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| Publication Number | Publication Date |
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| CN206433210U true CN206433210U (en) | 2017-08-22 |
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ID=59583877
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720067116.6U Active CN206433210U (en) | 2017-01-20 | 2017-01-20 | A kind of high-cooling property water heating ceramic heating element |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111279791A (en) * | 2017-10-31 | 2020-06-12 | 日本特殊陶业株式会社 | Ceramic heater for heating fluid |
-
2017
- 2017-01-20 CN CN201720067116.6U patent/CN206433210U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111279791A (en) * | 2017-10-31 | 2020-06-12 | 日本特殊陶业株式会社 | Ceramic heater for heating fluid |
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