CN216650017U - Heating core of double-temperature-control electronic heater - Google Patents
Heating core of double-temperature-control electronic heater Download PDFInfo
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- CN216650017U CN216650017U CN202123276918.3U CN202123276918U CN216650017U CN 216650017 U CN216650017 U CN 216650017U CN 202123276918 U CN202123276918 U CN 202123276918U CN 216650017 U CN216650017 U CN 216650017U
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- oxide ceramic
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
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Abstract
The utility model discloses a heating core of a double-temperature-control electronic heater, which comprises an aluminum oxide ceramic sheet body, wherein heating circuits are arranged at the left end and the right end inside the aluminum oxide ceramic sheet body in a snake shape, the opposite ends of the two heating circuits are respectively provided with two electrode points, the electrode points are provided with a first lead, one end of the first lead penetrates through the upper surface of the aluminum oxide ceramic sheet body, one end of the first lead, which is far away from the aluminum oxide ceramic sheet body, is provided with a second lead, the second lead is electrically connected to a controller, the heating circuit is provided with an NTC temperature sensor for detecting the temperature of the heating core, the heating core of the double-temperature-control electronic heater is connected with the second lead through the first lead and the third lead and the fourth lead through the third lead, so that the disassembly of the aluminum oxide ceramic sheet body from the heater can be greatly facilitated for personnel, and simultaneously, through the arrangement of the NTC temperature sensor, the temperature of the heating circuit can be controlled more accurately.
Description
Technical Field
The utility model relates to the technical field of heating cores of heaters, in particular to a heating core of a double-temperature-control electronic heater.
Background
The MCH ceramic heating element is a heating device which is more energy-saving and environment-friendly after the PTC ceramic heating sheet, is more convenient and durable, is widely applied to various aspects of production and life, and can be used by various industries as well as a heater, but most of heating cores used in the market at present are only fixedly heated through a controller, cannot accurately control temperature, and therefore people can be inconvenient to use.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a heating core of a double-temperature-control electronic heater, which solves the problems in the background technology.
The technical scheme of the utility model is as follows:
in order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a two accuse warm type electronic heater core that generates heat, includes the aluminium oxide ceramic lamellar body, the heating circuit that all snakelike having arranged in both ends about the aluminium oxide ceramic lamellar body is inside, and two heating circuit's the looks remote site all is provided with two electrode points, be provided with the first lead wire that one end runs through aluminium oxide ceramic lamellar body upper surface on the electrode point, the one end that aluminium oxide ceramic lamellar body was kept away from to first lead wire is provided with the second lead wire, and the second lead wire is used for electric connection on the controller, be provided with the NTC temperature sensor who is used for detecting its temperature on the heating circuit, and NTC temperature sensor is provided with one end electric connection and leads to the third on the controller, the one end that aluminium oxide ceramic lamellar body was kept away from to the third lead wire is provided with the fourth lead wire, and fourth lead wire electric connection is on the controller.
Optionally, the joints of the first lead and the second lead, and the joints of the third lead and the fourth lead are provided with heat shrink tubes.
Optionally, the outer surfaces of the first lead and the third lead are wrapped with first pipe sleeves, the surfaces of the second lead and the fourth lead are wrapped with second pipe sleeves made of polytetrafluoroethylene, and the second pipe sleeves are made of silica gel.
Optionally, the first lead and the third lead are both made of pure nickel wire.
Optionally, two circuit mounting holes are formed in the middle of the upper surface of the alumina ceramic sheet body, and the first lead and the third lead penetrate out of the circuit mounting holes.
Optionally, the heating circuit is a tungsten paste printing circuit.
Advantageous effects
The utility model provides a heating core of a double-temperature-control electronic heater, which has the following beneficial effects:
this two accuse warm type electronic heater core that generates heat through being connected of first lead wire and second lead wire, third lead wire and being connected of fourth lead wire to can make things convenient for the personnel to come from the dismantlement of dismantling the alumina ceramics lamellar body on the heater greatly, simultaneously through NTC temperature sensor's setting, can be more accurate control heating circuit's temperature.
Drawings
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a front view of a single heating core according to the present invention;
FIG. 3 is a schematic top view of a single heat generating core according to the present invention;
fig. 4 is a schematic structural diagram of two heating circuits arranged in a top view.
In the figure: 1. an alumina ceramic sheet; 4. a first pipe sleeve; 5. heat shrink tubing; 6. a second lead; 7. an electrode point; 8. a heating circuit; 9. a first lead; 10. mounting holes; 11. a second pipe sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 4, the present invention provides a technical solution: a double temperature control type electronic heater heating core comprises an aluminum oxide ceramic sheet body 1, heating circuits 8 are arranged at the left end and the right end inside the aluminum oxide ceramic sheet body 1 in a snake-shaped manner, the heating effect of the aluminum oxide ceramic sheet body 1 can be greatly increased through the arrangement of the two snake-shaped heating circuits 8, the space inside the whole ceramic sheet body can be uniformly covered, opposite ends of the two heating circuits 8 are respectively provided with two electrode points 7, the two electrode points 7 are two end points of the heating circuits 8, a first lead 9 with one end penetrating through the upper surface of the aluminum oxide ceramic sheet body 1 is arranged on each electrode point 7, one end of the first lead, which is far away from the aluminum oxide ceramic sheet body 1, is provided with a second lead 6, the second lead 6 is electrically connected on a controller, so that the controller can control the temperature of the heating circuits 8, an NTC temperature sensor for detecting the temperature of the heating circuits 8 is arranged on the heating circuits 8, and NTC temperature sensor is provided with the third lead wire of one end electric connection on the controller, the one end that alumina ceramics lamellar body 1 was kept away from to the third lead wire is provided with the fourth lead wire, and fourth lead wire electric connection is on the controller, therefore NTC temperature sensor can be to the temperature signal on the heating circuit 8, transmit to the controller can be more accurate regulate and control the temperature of heating circuit 8.
The joint of the first lead 9 and the second lead, and the joint of the third lead and the fourth lead are both provided with a heat-shrinkable tube 5, water can be effectively prevented from entering the joints by the arrangement of the heat-shrinkable tube 5, the outer surfaces of the first lead 9 and the third lead are both wrapped with a first pipe sleeve 4, the surfaces of the second lead 6 and the fourth lead are both wrapped with a second pipe sleeve 11, the first pipe sleeve 4 is made of polytetrafluoroethylene, the polytetrafluoroethylene has a plastic king name and can bear the high temperature of 250 ℃ for long-term operation, the second pipe sleeve 11 is made of silica gel, the first lead 9 and the third lead are both made of pure nickel wire, the mechanical property of nickel is close to carbon steel, the corrosion resistance is good, the electrical conductivity is good, the high temperature resistance is good, the weldability is excellent, the middle part of the upper surface of the alumina ceramic sheet body 1 is provided with two circuit mounting holes 10, the first lead wire 9 and the third lead wire penetrate out of the circuit mounting hole 10, the connection positions of the first lead wire 9, the third lead wire and the circuit mounting hole 10 are sealed through glue dispensing, the heating circuit 8 is a tungsten paste printing circuit, tungsten is high in melting point, large in resistivity, good in strength and low in steam pressure, the tungsten paste printing circuit is a very suitable material used as a heating wire, and metal tungsten can be well printed on ceramic through the tungsten paste printing technology.
In summary, when the dual temperature control type electronic heater heating core is used, the alumina ceramic sheet body 1 is divided into an upper plate and a lower plate, the heating circuit 8 and the electrode point 7 are printed on the upper surface of the lower plate by using a tungsten paste printing technology, then the two are sintered in a hot pressing manner, the two are sintered at a high temperature of about 1600 ℃, after the sintering, nickel-based brazing filler metal is selected for vacuum brazing, the first lead 9 is welded, the NTC temperature sensor is arranged, the outer surface of the second lead of the first lead 9 is wrapped by the first pipe sleeve 4, the outer surfaces of the second lead 6 and the fourth lead are wrapped by the second pipe sleeve 11, and finally, the two circuit mounting holes 10 are sealed by dispensing.
Meanwhile, the two circuit mounting holes 10 are arranged in a manner that is convenient for production and manufacturing by personnel, so that the personnel can use the alumina ceramic sheet body 1 as a whole or cut and divide the alumina ceramic sheet body into two parts from the middle line of the upper surface of the alumina ceramic sheet body for use.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.
Claims (7)
1. The utility model provides a two accuse warm type electronic heater core that generates heat, includes the aluminium oxide ceramic lamellar body, its characterized in that: the equal snakelike heating circuit of having arranged in both ends about aluminium oxide ceramic lamellar body is inside, and two heating circuit's looks remote site all is provided with two electrode points, be provided with the first lead wire that one end runs through aluminium oxide ceramic lamellar body upper surface on the electrode point, the one end that aluminium oxide ceramic lamellar body was kept away from to first lead wire is provided with the second lead wire, and the second lead wire is used for electric connection on the controller, last NTC temperature sensor who is used for detecting its temperature that is provided with of heating circuit, and NTC temperature sensor is provided with the third lead wire of one end electric connection on the controller, the one end that aluminium oxide ceramic lamellar body was kept away from to the third lead wire is provided with the fourth lead wire, and fourth lead wire electric connection is on the controller.
2. The heating core of the double temperature control type electronic heater according to claim 1, characterized in that: and heat shrinkable tubes are arranged at the joints of the first lead and the second lead and the joints of the third lead and the fourth lead.
3. The heating core of the double temperature control type electronic heater according to claim 1, characterized in that: the outer surfaces of the first lead and the third lead are wrapped with first pipe sleeves, and the surfaces of the second lead and the fourth lead are wrapped with second pipe sleeves.
4. The heating core of the double temperature control type electronic heater according to claim 3, characterized in that: the first pipe sleeve is made of polytetrafluoroethylene, and the second pipe sleeve is made of silica gel.
5. The heating core of the double temperature control type electronic heater according to claim 1, characterized in that: the first lead and the third lead are both made of pure nickel wire.
6. The heating core of the double temperature control type electronic heater according to claim 1, characterized in that: two circuit mounting holes are formed in the middle of the upper surface of the aluminum oxide ceramic sheet body, and the first lead and the third lead penetrate out of the circuit mounting holes.
7. The heating core of the double temperature control type electronic heater according to claim 1, characterized in that: the heating circuit is a tungsten paste printing circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123276918.3U CN216650017U (en) | 2021-12-23 | 2021-12-23 | Heating core of double-temperature-control electronic heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123276918.3U CN216650017U (en) | 2021-12-23 | 2021-12-23 | Heating core of double-temperature-control electronic heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216650017U true CN216650017U (en) | 2022-05-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123276918.3U Active CN216650017U (en) | 2021-12-23 | 2021-12-23 | Heating core of double-temperature-control electronic heater |
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| Country | Link |
|---|---|
| CN (1) | CN216650017U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115348690A (en) * | 2022-08-08 | 2022-11-15 | 伍常春 | Heating source for intelligent wearable and medical consumable field and production process thereof |
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2021
- 2021-12-23 CN CN202123276918.3U patent/CN216650017U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115348690A (en) * | 2022-08-08 | 2022-11-15 | 伍常春 | Heating source for intelligent wearable and medical consumable field and production process thereof |
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