CN1152605C - Wide electrothermal band of active carbon fibres and its preparing process - Google Patents
Wide electrothermal band of active carbon fibres and its preparing process Download PDFInfo
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- CN1152605C CN1152605C CNB011154306A CN01115430A CN1152605C CN 1152605 C CN1152605 C CN 1152605C CN B011154306 A CNB011154306 A CN B011154306A CN 01115430 A CN01115430 A CN 01115430A CN 1152605 C CN1152605 C CN 1152605C
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- electrothermal
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- carbon fiber
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Abstract
The present invention discloses a wide electric heating band of active carbon fiber and a manufacturing method thereof, and the wide electric heating band of active carbon fiber comprises an electric heating layer, insulating layers, an electrode and a power supply joint, wherein the electric heating layer is positioned between the insulating layers. The wide electric heating band of active carbon fiber is characterized in that the electric heating converting material of the electric heating layer is active carbon fiber powder, and the insulating layers are polyester pre-coating films. The integrative cost of the wide electric heating band of active carbon fiber is only about 1/3 of the cost of similar products, and because the structure of the wide electric heating band of active carbon fiber is simplified, a manufacturing procedure of the wide electric heating band of active carbon fiber also becomes simple.
Description
Technical field
The invention belongs to wide electrothermal band heater and manufacture method thereof, especially a kind of wide electrothermal band of active carbon fibres heater and manufacture method thereof.
Background technology
Existing planar Electric radiant Heating Film, the complex manufacturing of employing, the material cost height is unfavorable for processing and manufacturing and promotes the use of, and also is difficult to accurately convenient selected resistance value simultaneously.
Summary of the invention
The purpose of this invention is to provide a kind of heat efficiency height, production technology is simple, and lower cost for material can make things convenient for a kind of wide electrothermal band of active carbon fibres heater and the manufacture method thereof of accurately determining resistance value.
Technical scheme of the present invention is: the wide electrothermal band of active carbon fibres heater, comprise electrothermal layer, insulating barrier, electrode and power supply contact, electrothermal layer is between insulating barrier, and the electric heating transition material that it is characterized in that described electrothermal layer is the activated carbon fiber powder, and insulating barrier is polyester precoated film.
The manufacture method of described wide electrothermal band of active carbon fibres heater, it is characterized in that 101 glues and ternary resin are in harmonious proportion, form composite glue solution, then activated carbon fiber powder and composite glue solution are in harmonious proportion, with absolute ethyl alcohol or 783 solvents temper is diluted again, carbon fiber powder after dilution slurry is printed onto on the pre-coated face of polyester precoated film with silk-screen printing technique, on the activated carbon fiber printed layers, increase electrode and power supply contact then, after drying, carry out heat seal and extruding with one page without the polyester precoated film of printing with through the polyester precoated film that prints again.
Printing is many bar shaped electrothermal layers spaced apart on polyester precoated film.
The strip shaped electric poles of described electrode for utilizing the silk-screen printing technique printing to form with copper slurry and silver slurry, strip shaped electric poles has two at least, is used for connecting respectively the two ends of each bar bar shaped electrothermal layer.
Described power supply contact is a Copper Foil, sticks on the electrode with conducting resinl.
The weight proportion scope of above-mentioned activated carbon fiber powder and described composite glue solution is 4-8: 1.
The weight proportion of above-mentioned 101 glues and ternary resin is 1: 2.
Advantage of the present invention is: because the thermo electric material of the electrothermal layer of wide electrothermal band heater of the present invention has adopted the activated carbon fiber powder, insulating barrier is polyester precoated film, electrode and contact are located in the electrothermal layer, electrothermal layer is between insulating barrier, adopt screen printing technique printing and heat and form, therefore simple in structure, the cost of material is low, the manufacture craft utilization of this wide electrothermal band heater simultaneously existing ripe screen printing technique and hot-pressing technique, simple, the easy control of quality of technology can make things convenient for the size of controlling the electrothermal layer resistance value from manufacturing process.Therefore, adopting the integrated cost of the wide electrothermal band heater of the method making only is about 1/3 of like product.In addition, adopt that electronics in its electrothermal layer of wide electrothermal band heater that the inventive method makes is close to be established very evenly, area of dissipation is big, and manufacturing process can be grasped the resistance value of product very easy, exactly.
Description of drawings
Fig. 1 is the structural representation of wide electrothermal band of active carbon fibres heater of the present invention;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is a wide electrothermal band of active carbon fibres heater manufacturing process flow diagram of the present invention.
Embodiment
Among Fig. 1, the wide electrothermal band of active carbon fibres heater comprises electrothermal layer 1, insulating barrier 2, electrode 3, and electrothermal layer 1 is between insulating barrier 2, and the electric heating transition material that it is characterized in that described electrothermal layer 1 is the activated carbon fiber powder, and insulating barrier 2 is polyester precoated film.
Among Fig. 2, electrothermal layer 1, insulating barrier 2, electrode 3 and power supply contact 4.
The manufacturing process embodiment of wide electrothermal band of active carbon fibres heater:
Embodiment 1: among Fig. 3, the manufacturing process flow of wide electrothermal band of active carbon fibres heater, first process is an allotment powder slurry, being about to 101 glues and ternary resin was in harmonious proportion by weight 1: 2, form composite glue solution, then activated carbon fiber powder and composite glue solution were in harmonious proportion by weight 6: 1, with absolute ethyl alcohol or 783 solvents temper is diluted again, and the viscosity and the handled easily that suit with polyester precoated film are standard, so just forming the activated carbon fiber slurry, is 150 orders at this used activated carbon fiber powder fineness.In second step, polyester precoated film is cut out, and promptly as required, polyester precoated film is cut into suitable specification, and present embodiment adopts size shown in Figure 2, and polyester precoated film is 560mm * 560mm.The 3rd step, the silk screen printing heating layer, be about to adjust activated carbon fiber powder slurry, mediation concentration, print thickness and breadth width according to design, test, be printed onto with silk-screen printing technique on the pre-coated face of polyester precoated film, present embodiment wide electrothermal band heater electrothermal layer print thickness is 10 μ m.In the 4th step, drying is promptly after silk screen printing finishes, through 80 ℃ of dryings.The 5th step, the silk screen printing conductive electrode promptly increases electrode on the activated carbon fiber printed layers, electrode adopts copper slurry, silver slurry to become the strip of wide 20mm, thick 18-20 μ m with silk screen printing, strip shaped electric poles has two at least, is used for connecting respectively the two ends of each bar bar shaped electrothermal layer.In the 6th step, drying promptly behind the intact electrode of silk screen printing, needs once more dry.The 7th step, paste power supply contact, promptly on two strip electrodes, stick a Copper Foil as power supply contact with conducting resinl.In the 8th step, polyester precoated film glue face stacks relatively, promptly stacks without the polyester precoated film of printing with through the polyester precoated film that prints with one page again, and pre-coated face and printing electrothermal layer contact.The 9th step abdomen grinding machine heat and extruding promptly carried out heat seal and extruding with the abdomen grinding machine to the polyester precoated film that is stacked together, and the temperature, pressure of heat and extruding is respectively 160 degree Celsius, 50kg/cm
2Through above-mentioned steps, just finished the manufacturing of wide electrothermal band of active carbon fibres heater.
Present embodiment is surveyed: voltage: 220 volts; Resistance: 275 ohm; Electric current: 0.8 ampere;
Power: 175 watts; Naked temperature: 36 degrees Celsius.
Embodiment 2: step and embodiment 1 are same, and the electrothermal layer thickness of wide electrothermal band heater is printed as 16 μ m, and other conditions are constant, and the conduction parameter of then surveying the wide electrothermal band heater is:
Voltage: 220 volts; Resistance: 172 ohm; Electric current: 1.28 amperes;
Power: 280 watts; Naked temperature: 51 degrees centigrade.
Embodiment 3: viscose base activated carbon fiber powder (150 order) and composite glue solution were added an amount of absolute ethyl alcohol blending by weight 4: 1, and wide electrothermal band heater electrothermal layer thickness 10 μ m, other and embodiment 1 are together.The conduction parameter of actual measurement wide electrothermal band heater is:
Voltage: 220 volts; Resistance: 360 ohm; Electric current: 0.6 ampere;
Power: 132 watts; Naked temperature: 26 degrees centigrade.
Embodiment 4: wide electrothermal band heater electrothermal layer thickness 20 μ m, other are identical with embodiment 3.
Voltage: 220 volts; Resistance: 163 ohm; Electric current: 1.2 amperes;
Power: 264 watts; Naked temperature: 51 degrees centigrade.
The foregoing description as can be seen, the size of electrothermal layer resistance, relevant by activated carbon fiber powder and the blending ratio of composite glue solution, the thickness of silk screen printing (number of plies), also relevant simultaneously with length, the width of printed layers, the content height of activated carbon fiber powder, print thickness are big, greatly then resistance value is little for the short width of length, otherwise resistance value is big relatively.In manufacturing process, grasp the resistance value of product according to above-mentioned characteristic, also each operation and the parameter that can design and produce according to resistance value with regard to may command.Thereby can accomplish and guarantee that consumed power, surface temperature are accurate in 2%.The wide electrothermal band heater of gained of the present invention can be widely used in pipeline heating, the hatching of fowl ovum, the bud colza is planted and all kinds of low-temp radiating driers etc.Power consumption of the present invention can be pressed customer requirements production between 20 watts to 320 watts of every square meters, working voltage can be by customer requirements production between 12 volts to 380 volts, and surface temperature can be produced by the user between 10 degrees centigrade to 60 degrees centigrade.
Claims (7)
1. a wide electrothermal band of active carbon fibres heater comprises electrothermal layer, insulating barrier, electrode and power supply contact, and electrothermal layer is between insulating barrier, and the electric heating transition material that it is characterized in that described electrothermal layer is the activated carbon fiber powder, and insulating barrier is polyester precoated film.
2. the manufacture method of a wide electrothermal band of active carbon fibres heater according to claim 1, it is characterized in that 101 glues and ternary resin are in harmonious proportion, form composite glue solution, then activated carbon fiber powder and composite glue solution are in harmonious proportion, with absolute ethyl alcohol or 783 solvents temper is diluted again, carbon fiber powder after dilution slurry is printed onto on the pre-coated face of polyester precoated film with silk-screen printing technique, on the activated carbon fiber printed layers, increase electrode and power supply contact then, after drying, carry out heat seal and extruding with one page without the polyester precoated film of printing and the polyester precoated film of above-mentioned process printing again.
3. the manufacture method of wide electrothermal band of active carbon fibres heater according to claim 2 is characterized in that printing is many bar shaped electrothermal layers spaced apart on polyester precoated film.
4. the manufacture method of wide electrothermal band of active carbon fibres heater according to claim 2, it is characterized in that the strip shaped electric poles of described electrode for utilizing the silk-screen printing technique printing to form with copper slurry and silver slurry, strip shaped electric poles has two at least, is used for connecting respectively the two ends of each bar bar shaped electrothermal layer.
5. according to the manufacture method of claim 2 or 4 described wide electrothermal band of active carbon fibres heaters, it is characterized in that described power supply contact is a Copper Foil, sticks on the electrode with conducting resinl.
6. the manufacture method of wide electrothermal band of active carbon fibres heater according to claim 2, the weight proportion scope that it is characterized in that activated carbon fiber powder and described composite glue solution is 4-8: 1.
7. the manufacture method of wide electrothermal band of active carbon fibres heater according to claim 2, the weight proportion that it is characterized in that 101 glues and ternary resin is 1: 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011154306A CN1152605C (en) | 2001-04-25 | 2001-04-25 | Wide electrothermal band of active carbon fibres and its preparing process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011154306A CN1152605C (en) | 2001-04-25 | 2001-04-25 | Wide electrothermal band of active carbon fibres and its preparing process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1383349A CN1383349A (en) | 2002-12-04 |
| CN1152605C true CN1152605C (en) | 2004-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB011154306A Expired - Fee Related CN1152605C (en) | 2001-04-25 | 2001-04-25 | Wide electrothermal band of active carbon fibres and its preparing process |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107435617B (en) * | 2017-09-04 | 2023-09-19 | 常州市宏发纵横新材料科技股份有限公司 | Carbon fiber heating chip assembly of wind power generation blade and manufacturing method thereof |
| CN110195690B (en) * | 2018-02-27 | 2023-03-24 | 新疆金风科技股份有限公司 | Blade ice melting device, blade and wind generating set |
| CN109104778A (en) * | 2018-08-07 | 2018-12-28 | 江阴亿霖包装有限公司 | A kind of production method of low-temp radiating electrothermal membrane |
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- 2001-04-25 CN CNB011154306A patent/CN1152605C/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN1383349A (en) | 2002-12-04 |
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Granted publication date: 20040602 |