CN202261856U - Self-temperature-control ceramic heating element - Google Patents

Self-temperature-control ceramic heating element Download PDF

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Publication number
CN202261856U
CN202261856U CN2011203158894U CN201120315889U CN202261856U CN 202261856 U CN202261856 U CN 202261856U CN 2011203158894 U CN2011203158894 U CN 2011203158894U CN 201120315889 U CN201120315889 U CN 201120315889U CN 202261856 U CN202261856 U CN 202261856U
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China
Prior art keywords
ceramic
circuit
electrode
heating
notch
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Expired - Lifetime
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CN2011203158894U
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Chinese (zh)
Inventor
何峰斌
张明军
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Key Material Co Ltd
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Key Material Co Ltd
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Abstract

The utility model provides a self-temperature-control ceramic heating element. The self-temperature-control ceramic heating element used for hair straightening is provided with a ceramic framework, a heating circuit, a detecting circuit, a ceramic insulating layer, a first electrode, a second electrode, a third electrode and a fourth electrode. The ceramic framework is arranged to be a cylinder. The ceramic insulating layer is arranged to be a round tube. The heating circuit and the detecting circuit are arranged between the ceramic framework and the ceramic insulating layer. The heating circuit and the detecting circuit are arranged on an inner wall face of the ceramic insulating layer fixedly. The heating circuit is provided with a first terminal and a second terminal. The detecting circuit is provided with a third terminal and a fourth terminal. The ceramic insulating layer is provided with a first notch, a second notch, a third notch and a fourth notch. The first electrode connects with the first terminal of the heating circuit. The second electrode connects with the second terminal of the heating circuit. The third electrode connects with the third terminal of the detecting circuit. The fourth electrode connects with the fourth terminal of the detecting circuit. The self-temperature-control ceramic heating element in the utility model can heat to a temperature accurately.

Description

A kind of from the temperature control ceramic heating element
Technical field
The utility model relates to electro-heat equipment, particularly relates to a kind of from the temperature control ceramic heating element.
Background technology
Ceramic heating element is applied to household appliance, Medical Devices or other association areas gradually because its excellent performance, in order to ensure the temperature of ceramic heating element in the temperature range of needs.Usually, can survey the temperature of ceramic heating element, and ceramic heating element carried out FEEDBACK CONTROL, make the temperature of ceramic heating element in the temperature range of needs according to result of detection.
In the prior art, the most employing surveyed the ceramic heating element surface temperature, normally pastes a transducer in the ceramic heating surface, through sensor ceramic heating element surface temperature.Because the temperature of ceramic heating element is to produce through the heating circuit in it, the heat delivered that the heating circuit produces is to outside ceramic insulating layer.Therefore, it is accurate inadequately that sensor ceramic heating temperature is set in the ceramic heating surface, can not in time feed back heater circuit.
Therefore, not enough to prior art, provide a kind of heating-up temperature very necessary from the temperature control ceramic heating element accurately.
Summary of the invention
The purpose of the utility model is to avoid the weak point of prior art and provides a kind of from the temperature control ceramic heating element, should be accurate from temperature control ceramic heating element heating-up temperature.
The purpose of the utility model realizes through following technical measures.
The utility model a kind of from the temperature control ceramic heating element; Be provided with ceramic skeleton, heating circuit, detection circuit and ceramic insulating layer; Said ceramic skeleton is set to cylinder; Said ceramic insulating layer is set to pipe; Said heating circuit, said detection circuit are arranged between said ceramic skeleton and the said ceramic insulating layer, and said heating circuit, said detection circuit all are fixedly set in said ceramic insulating layer internal face, and said heating circuit is provided with first end and second end; Said detection circuit is provided with the 3rd end and the 4th end, and said ceramic insulating layer is provided with first notch, second notch that is used to expose said heating circuit second end that is used to expose said heating circuit first end, the 4th notch that is used to expose the 3rd notch of said detection circuit the 3rd end and is used to expose said detection circuit the 4th end.
Above-mentioned heating circuit is set to thick-film printed circuit.
Above-mentioned detection circuit is set to thick-film printed circuit.
Above-mentioned from the temperature control ceramic heating element, also be provided with first electrode and second electrode, said first electrode is connected with said heating circuit first end, and said second electrode is connected with said heating circuit second end.
Above-mentioned from the temperature control ceramic heating element, also be provided with third electrode and the 4th electrode, said third electrode is connected with said detection circuit the 3rd end, and said the 4th electrode is connected with said detection circuit the 4th end.
Above-mentioned first electrode and said heating circuit first end are welded to connect; Said second electrode and said heating circuit second end are welded to connect; Said third electrode and said detection circuit the 3rd end are welded to connect, and said the 4th electrode and said detection circuit the 4th end are welded to connect.
The thickness of above-mentioned ceramic skeleton is set to 1.0～2.5cm, and the thickness of said ceramic insulating layer is set to 0.8～1.2mm.
The thickness of above-mentioned ceramic skeleton is set to 1.5cm, and the thickness of said ceramic insulating layer is set to 1.0mm.
Above-mentioned first notch is set to rectangle, and said second notch is set to rectangle, and said the 3rd notch is set to rectangle, and said the 4th notch is set to rectangle.
Above-mentioned first notch and said second notch are symmetricly set in said ceramic skeleton both sides, and said the 3rd notch and said the 4th notch are symmetricly set in said ceramic skeleton both sides.
The utility model a kind of from the temperature control ceramic heating element; Be provided with ceramic skeleton, heating circuit, detection circuit and ceramic insulating layer; Said ceramic skeleton is set to cylinder; Said ceramic insulating layer is set to pipe; Said heating circuit, said detection circuit are arranged between said ceramic skeleton and the said ceramic insulating layer, and said heating circuit, said detection circuit all are fixedly set in said ceramic insulating layer internal face, and said heating circuit is provided with first end and second end; Said detection circuit is provided with the 3rd end and the 4th end, and said ceramic insulating layer is provided with first notch, second notch that is used to expose said heating circuit second end that is used to expose said heating circuit first end, the 4th notch that is used to expose the 3rd notch of said detection circuit the 3rd end and is used to expose said detection circuit the 4th end.Should all be arranged between ceramic skeleton and the ceramic insulating layer from will generate heat circuit and detection circuit of temperature control ceramic heating element; So detection circuit can detect the temperature of heating circuit at any time; Thereby controller outside can in time be adjusted the heating circuit according to the signal of detection circuit, and making should be more accurate from the heating of temperature control ceramic heating element.
Description of drawings
Utilize accompanying drawing that the utility model is further described, but the content in the accompanying drawing does not constitute any restriction to the utility model.
Fig. 1 is a kind of structural representation from the temperature control ceramic heating element of the utility model.
Fig. 2 is the structural representation of the internal face part after the ceramic insulating layer of Fig. 1 launches.
In Fig. 1, Fig. 2, comprising:
Ceramic skeleton 100,
Heating circuit 200,
First end 210,
Second end 220,
Ceramic insulating layer 300,
First notch 310,
Second notch 320,
The 3rd notch 330,
The 4th notch 340,
First electrode 400,
Second electrode 500,
Detection circuit 600,
The 3rd end 610,
The 4th end 620,
Third electrode 700,
The 4th electrode 800.
Embodiment
In conjunction with following examples the utility model is further described.
embodiment 1.
A kind of from the temperature control ceramic heating element, like Fig. 1, shown in Figure 2, be provided with ceramic skeleton 100, heating circuit 200, detection circuit 600, ceramic insulating layer 300, first electrode 400, second electrode 500, third electrode 700 and the 4th electrode 800.
Ceramic skeleton 100 plays a supportive role as carrier, adopts ceramic skeleton 100, and its hardness can satisfy the support requirement.Heating circuit 200 is as pyrotoxin, and when first electrode 400, second electrode 500 and after external power supply is connected, the circuit 200 that generates heat is as the resistance heating that heats up rapidly.Detection circuit 600 is used to survey the temperature of heating circuit 200; And temperature information inputed to controller; Controller carries out FEEDBACK CONTROL according to the detecting temperature of detection circuit 600 to heating circuit 200, makes the heating temp of detection circuit 600 be in the temperature range that needs.Ceramic insulating layer 300 is as insulating barrier, and is safe in utilization, and can directly transmit heat.Usually ceramic skeleton 100 adopts aluminium oxide ceramics with ceramic insulating layer 300, not only has excellent insulation property but also low price, and the stability of product better.Need to prove that ceramic skeleton 100 and ceramic insulating layer 300 also can adopt the pottery of other material.
Ceramic skeleton 100 is set to cylinder, and ceramic insulating layer 300 is set to annulus, convenient heating.
Heating circuit 200, detection circuit 600 all are arranged between ceramic skeleton 100 and the ceramic insulating layer 300, and heating circuit 200, detection circuit 600 all are fixedly set in ceramic insulating layer 300 internal faces.Detection circuit 600 is arranged near heating circuit 200 positions, can accurately detect the stable of heating circuit 200 immediately.
Heating circuit 200 is set to thick-film printed circuit, and detection circuit 600 also is a thick-film printed circuit.
The thickness of ceramic skeleton 100 is set to 1.0～2.5cm, satisfies the supporting demand to have certain rigidity.The thickness of ceramic insulating layer 300 is set to 0.8～1.2mm usually, not only satisfies the requirement of insulation, and satisfies the demand of hardness, and can effectively transmit heat, can the heat that heating circuit 200 produces effectively be transmitted, and the efficiency of heating surface is high.
Heating circuit 200 is provided with first end 210 and second end 220, and detection circuit 600 is provided with the 3rd end 610, the 4th end 620 ceramic insulating layers 300 and is provided with and is used to expose generate heat first notch 310 of circuit 200 first ends 210, second notch 320 that is used to expose second end 220, the 4th notch 340 that is used to expose the 3rd notch 330 of detection circuit 600 the 3rd end 610 and is used to expose detection circuit 600 the 4th end 620.First notch 310, second notch 320, the 3rd notch 330 and the 4th notch 340 all are set to rectangle.The setting of rectangle, not only easy to process, and be convenient to weld with electrode.
First electrode 400 is connected with heating circuit 200 first ends 210, and second electrode 500 is connected with heating circuit 200 second ends 220.When external power supply is connected with second electrode 500 with first electrode 400, can be connected heating circuit 200 through first electrode 400 and second electrode 500, make heating circuit 200 generate heat rapidly.This heating circuit 200 is a thick-film printed circuit, and it is good to have a switching performance, the characteristics that are not easy to break.Concrete, first electrode 400 is welded to connect with heating circuit 200 first ends 210, and second electrode 500 is welded to connect with heating circuit 200 second ends 220, and the welding manner not only scope of application is wide, and is connected firmly, and is easy to process, and cost is lower.
Third electrode 700 is connected with the 3rd end 610 of detection circuit 600, and the 4th electrode 800 is connected with the 4th end 620 of detection circuit 600.When being connected with external controller; Detection circuit 600 is delivered to controller through third electrode 700, the 4th electrode 800 with the temperature information that detection circuit 600 detects; Controller is according to the information of detection circuit 600; Instant adjustment control heating circuit 200, the temperature range work of circuit 200 of guaranteeing to generate heat at needs.Detection circuit 600 is set to thick-film printed circuit, and it is good to have a switching performance, the characteristics that are not easy to break.Concrete, third electrode 700 is welded to connect with detection circuit the 3rd end 610, and the 4th electrode 800 is welded to connect with detection circuit 600 the 4th end 620, and the welding manner not only scope of application is wide in range, and is connected firmly, and is easy to process, with low cost.
Should be from the temperature control ceramic heating element; Its preparation technology is following: will directly be printed in aluminium oxide as the thick film ink of heating circuit 200, detection circuit 600 and give birth to embryo; Aluminium oxide is given birth to behind the embryo sintering as ceramic insulating layer 300; Aluminium oxide forms heating circuit 200 and detection circuit 600 respectively after giving birth to the thick film circuit sintering on the embryo, then aluminium oxide is given birth to embryo and is set around ceramic skeleton 100, behind the extruding sintering; Weld first electrode 400, second electrode 500, third electrode 700 and the 4th electrode 800 again, just obtain finished product from the temperature control ceramic heating element.
Should adopt ceramic skeleton 100 and ceramic insulating layer 300 from the temperature control ceramic heating element, can be with ceramic insulating layer 300 direct material to be heated contacts, heating is fast, and efficient is high.
Should adopt ceramic skeleton 100 and ceramic insulating layer 300 from the temperature control ceramic heating element, and the circuit 200 that will generate heat, detection circuit 600 are arranged between ceramic skeleton 100 and the ceramic insulating layer 300.Detection circuit 600 can be surveyed the temperature of heating circuit 200 immediately; This temperature information in time is delivered to external controller; Controller is adjusted or FEEDBACK CONTROL the heating circuit according to this temperature information; Make the temperature of heating circuit 200 can accurately remain on the scope that needs, so temperature is more accurate.
Adopt ceramic insulating layer 300, have the good insulation performance performance, security performance is high.In addition, adopt ceramic insulating layer 300, its oxidative resistance, good corrosion resistance.
The circuit 200 that will generate heat is arranged between ceramic skeleton 100 and the ceramic insulating layer 300, and heating circuit 200 can not be exposed in the air, is difficult for oxidation as the heating circuit 200 of resistance, the stable performance of heating circuit 200, and long service life, ageing rate is low.
Should be simple in structure from the temperature control ceramic heating element, with low cost, in light weight, and power saving.It has excellent hot property, can in 30 seconds, temperature be warming up to 800 degrees centigrade rapidly.Through adjusting different heating circuit 200 compositions, can obtain that different temperatures distributes from the temperature control ceramic heating element.
In addition, noiselessness in this ceramic heating element use does not contain hazardous substance compliance with environmental protection requirements.
Need to prove that ceramic skeleton 100 can be set to rectangle sheet or round sheet or other shape.Ceramic insulating layer 300 also can be set to rectangle sheet or round sheet or other shape.
Need to prove that the shape of first notch 310, second notch 320, the 3rd notch 330 and the 4th notch 340 is not limited only to rectangle, also can have and can be provided with flexibly according to actual needs for circle or oval or other shape.
embodiment 2.
A kind of from the temperature control ceramic heating element, other structure is identical with embodiment 1, and difference is: the thickness of ceramic skeleton 100 is set to 1.5cm, and the thickness of ceramic insulating layer 300 is set to 1.0mm.The requirement of not only satisfying insulation of this setting, and satisfy the demand of hardness, and can effectively transmit heat.
Should be noted that at last; Above embodiment is only in order to the technical scheme of explanation the utility model but not to the restriction of the utility model protection range; Although the utility model has been done detailed description with reference to preferred embodiment; Those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement the technical scheme of the utility model, and do not break away from the essence and the scope of the utility model technical scheme.

Claims (10)

1. one kind from the temperature control ceramic heating element; It is characterized in that: be provided with ceramic skeleton, heating circuit, detection circuit and ceramic insulating layer; Said ceramic skeleton is set to cylinder; Said ceramic insulating layer is set to pipe; Said heating circuit, said detection circuit are arranged between said ceramic skeleton and the said ceramic insulating layer, and said heating circuit, said detection circuit all are fixedly set in said ceramic insulating layer internal face, and said heating circuit is provided with first end and second end; Said detection circuit is provided with the 3rd end and the 4th end, and said ceramic insulating layer is provided with first notch, second notch that is used to expose said heating circuit second end that is used to expose said heating circuit first end, the 4th notch that is used to expose the 3rd notch of said detection circuit the 3rd end and is used to expose said detection circuit the 4th end.
2. according to claim 1 from the temperature control ceramic heating element, it is characterized in that: said heating circuit is set to thick-film printed circuit.
3. according to claim 1 from the temperature control ceramic heating element, it is characterized in that: said detection circuit is set to thick-film printed circuit.
4. according to claim 1 from the temperature control ceramic heating element, it is characterized in that: also be provided with first electrode and second electrode, said first electrode is connected with said heating circuit first end, and said second electrode is connected with said heating circuit second end.
5. according to claim 4 from the temperature control ceramic heating element, it is characterized in that: also be provided with third electrode and the 4th electrode, said third electrode is connected with said detection circuit the 3rd end, and said the 4th electrode is connected with said detection circuit the 4th end.
6. according to claim 5 from the temperature control ceramic heating element; It is characterized in that: said first electrode and said heating circuit first end are welded to connect; Said second electrode and said heating circuit second end are welded to connect; Said third electrode and said detection circuit the 3rd end are welded to connect, and said the 4th electrode and said detection circuit the 4th end are welded to connect.
According to claim 1 to 6 any one described from the temperature control ceramic heating element, it is characterized in that: the thickness of said ceramic skeleton is set to 1.0～2.5cm, the thickness of said ceramic insulating layer is set to 0.8～1.2mm.
8. according to claim 7 from the temperature control ceramic heating element, it is characterized in that: the thickness of said ceramic skeleton is set to 1.5cm, and the thickness of said ceramic insulating layer is set to 1.0mm.
9. according to claim 8 from the temperature control ceramic heating element, it is characterized in that: said first notch is set to rectangle, and said second notch is set to rectangle, and said the 3rd notch is set to rectangle, and said the 4th notch is set to rectangle.
10. according to claim 9 from the temperature control ceramic heating element, it is characterized in that: said first notch and said second notch are symmetricly set in said ceramic skeleton both sides, and said the 3rd notch and said the 4th notch are symmetricly set in said ceramic skeleton both sides.
CN2011203158894U 2011-08-26 2011-08-26 Self-temperature-control ceramic heating element Expired - Lifetime CN202261856U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011203158894U CN202261856U (en) 2011-08-26 2011-08-26 Self-temperature-control ceramic heating element

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011203158894U CN202261856U (en) 2011-08-26 2011-08-26 Self-temperature-control ceramic heating element

Publications (1)

Publication Number Publication Date
CN202261856U true CN202261856U (en) 2012-05-30

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CN2011203158894U Expired - Lifetime CN202261856U (en) 2011-08-26 2011-08-26 Self-temperature-control ceramic heating element

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104703308A (en) * 2015-02-12 2015-06-10 颐中（青岛）实业有限公司 Partition temperature control type electronic cigarette heater

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104703308A (en) * 2015-02-12 2015-06-10 颐中（青岛）实业有限公司 Partition temperature control type electronic cigarette heater

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CX01 Expiry of patent term

Granted publication date: 20120530

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