CN217584533U - Four-wire temperature-measurable electric heating and ignition device - Google Patents
Four-wire temperature-measurable electric heating and ignition device Download PDFInfo
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- CN217584533U CN217584533U CN202221266951.XU CN202221266951U CN217584533U CN 217584533 U CN217584533 U CN 217584533U CN 202221266951 U CN202221266951 U CN 202221266951U CN 217584533 U CN217584533 U CN 217584533U
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Abstract
The utility model relates to the technical field of electric heating devices, and provides a four-wire temperature-measurable electric heating and ignition device which comprises a shell and a heating component with a self-temperature-measuring function, in order to solve the problem that the heating/ignition fault easily occurs to a high-temperature hot-surface element adopted in the existing combustion/heating equipment in the using process, so that the combustion equipment can not normally work; the heating component is located in the shell, the heating component extends out of the heating end of the shell, the temperature measuring end of the shell is further provided with a temperature measuring component, and the temperature measuring end of the temperature measuring component extends out of the temperature measuring end of the shell.
Description
Technical Field
The utility model relates to an electrical heating/ignition technical field specifically is a four-wire measurable temperature electrical heating and ignition.
Background
The combustion device refers to a device for igniting and burning a fuel and converting chemical energy thereof into thermal energy to be released. At present, most of green new energy combustion equipment adopts fuels such as methanol or LNG to carry out combustion. During the use of the combustion equipment, a high-temperature hot-surface element can also be adopted for direct ignition. However, when the above ignition technology is adopted, ignition failure is likely to occur and normal combustion cannot be performed due to large changes in ambient temperature, gas flow rate, fuel/air temperature, and the like, thereby affecting normal operation of combustion equipment.
SUMMERY OF THE UTILITY MODEL
The utility model provides a but four-wire temperature measurement electrical heating and ignition to the problem that the trouble of igniting leads to combustion apparatus can not normally work appears easily in the high temperature hot side component that adopts in solving current combustion apparatus in the use easily.
The utility model provides a basic scheme is: the four-wire temperature measurable electric heating and ignition device comprises a shell and a heating component with a self-temperature measurement function; the heating component is located the casing, and the heating component stretches out the end that generates heat of casing, and the temperature measurement end of casing still is provided with temperature measurement component, and temperature measurement component's temperature measurement end stretches out the temperature measurement end of casing.
The basic scheme has the beneficial effects that: when the environment temperature is changed greatly in the use process of the high-temperature hot-surface element, the temperature of the high-temperature hot-surface element is greatly influenced, so that the problem of heating/ignition fault occurs. Therefore, in the scheme, the heating assembly with the self-temperature-measuring function is adopted as the heating core of the electric heating device, the temperature measuring assembly stretching out of the shell is utilized as the cold end (temperature measuring end) to assist temperature measurement, the temperature measuring error caused by instability of the external environment is made up in a mode of assisting temperature measurement, and the temperature measuring system is matched to timely correct the temperature change of the cold end, so that the heating/ignition reliability of the electric heating device is improved, and the normal use of the combustion device can be guaranteed.
Furthermore, the temperature measuring component is a thermocouple wire. Has the advantages that: in this scheme, adopt thermocouple silk as temperature measurement component, simple structure.
Furthermore, the temperature measuring component is a metal thermocouple wire.
Further, the heating component comprises a temperature-measurable heating body. Has the advantages that: in this scheme, but adopt temperature measurement heating element to use as heating element, can improve accuse temperature response speed and life, reach thermocouple temperature measurement function, simple structure through self material distribution moreover.
Furthermore, the heating component also comprises two electrodes, and the electrodes are connected with electrode leads extending out of the shell. Has the advantages that: in this scheme, the casing has been drawn forth for the end of giving the electricity to electrode and electrode lead wire to conveniently supply power for heating element in the casing outside.
Further, the shell is a metal shell or a ceramic shell.
Drawings
Fig. 1 is a schematic diagram of an embodiment of the four-wire temperature-measurable electric heating and ignition device of the present invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the temperature-measurable heating element comprises a temperature-measurable heating element 1, a central electrode 2, a side electrode 3, a shell 4, a central electrode lead 5, a temperature-measuring component 6 and a side electrode lead 7.
The embodiment is basically as shown in the attached figure 1: the four-wire temperature measurable electric heating and ignition device comprises a shell 4 and a heating component with a self-temperature measurement function; in this embodiment, the casing 4 is a metal casing or a casing made of ceramic or other materials, the metal casing is adopted in this embodiment, the left end of the casing 4 is a heat-emitting end, and the right end of the casing 4 is a temperature measuring end, that is, a cold end of the electric heating device.
Heating element is located casing 4, and heating element stretches out the heating end of casing 4, in order to realize heating element's self-temperature measurement function, but heating element includes temperature measurement heat-generating body 1 in this embodiment, but temperature measurement heat-generating body 1 reaches thermocouple temperature measurement function through self material distribution, and in this embodiment, temperature measurement heat-generating body 1 is the full ceramic heat-generating body of silicon nitride.
The heating element further comprises two electrodes connected with electrode leads extending out of the shell, specifically, in this embodiment, the two electrodes comprise a central electrode 2 and side electrodes 3, the central electrode 2 is connected with a central electrode lead 5 extending out of the shell 4, and the side electrodes 3 are connected with side electrode leads 7 extending out of the shell 4. In this embodiment, the center electrode 2 has both the functions of conducting and heating the positive electrode of the device, and the side electrode 3 has both the functions of conducting and measuring the negative electrode of the thermocouple.
The temperature measuring end of the shell 4 is also provided with a temperature measuring component 6, and the temperature measuring end of the temperature measuring component 6 extends out of the temperature measuring end of the shell 4. The temperature measuring component 6 is a pair of metal thermocouple wires.
The specific implementation process is as follows: when the electric heating device is used, the side electrode leads 7 are respectively connected to the negative pole of a power supply, the central electrode lead 5 is connected to the positive pole of the power supply, and the power supply supplies power for the electric heating device. After the heating component is electrified, the heating component generates heat at high temperature, and the temperature measuring function of the thermocouple is achieved through the distribution of the material of the heating component. Meanwhile, the temperature measuring component 6 is electrified, and because the temperature measuring component 6 is led out of the electric heating device, after the temperature measuring component 6 is led out and electrified, the temperature measuring component 6 carries out auxiliary temperature measurement on the cold end of the electric heating device, and temperature measuring errors caused by external instability are compensated;
in the embodiment, the heating component with the self-temperature-measuring function is used as the heating core of the electric heating device, the metal thermocouple is used as the cold end for auxiliary temperature measurement, the composite functions of electric conduction, heating and temperature control are ensured, the reliable ignition and stable working condition operation under the condition that the existing combustor cannot use methanol and LNG fuel by 100% can be filled, and the normal work of combustion equipment is ensured.
The above description is only for the embodiments of the present invention, and the common general knowledge of the known specific structures and characteristics in the schemes is not described herein too much, and those skilled in the art will know all the common technical knowledge in the technical field of the present invention before the application date or the priority date, can know all the prior art in this field, and have the ability to apply the conventional experimental means before this date, and those skilled in the art can combine their own ability to perfect and implement the schemes, and some typical known structures or known methods should not become obstacles for those skilled in the art to implement the present application. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (6)
1. Four-wire temperature measurable electric heating and ignition device, its characterized in that: comprises a shell and a heating component with a self-temperature-measuring function; the heating component is located in the shell, the heating component extends out of the heating end of the shell, the temperature measuring end of the shell is further provided with a temperature measuring component, and the temperature measuring end of the temperature measuring component extends out of the temperature measuring end of the shell.
2. The four-wire temperature measurable electric heating and ignition device as claimed in claim 1, wherein: the temperature measuring component is a thermocouple wire.
3. The four-wire thermostatable electric heating and ignition device as claimed in claim 2, characterized in that: the temperature measuring component is a metal thermocouple wire.
4. A four-wire temperature measurable electric heating and ignition device as claimed in any one of claims 1 to 3, wherein: the heating component comprises a temperature measurable heating body.
5. The four-wire temperature measurable electric heating and ignition device of claim 4, wherein: the heating component further comprises two electrodes, and the electrodes are connected with electrode leads extending out of the shell.
6. The four-wire thermostatable electric heating and ignition device as claimed in claim 5, characterized in that: the shell is a metal shell or a ceramic shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221266951.XU CN217584533U (en) | 2022-05-25 | 2022-05-25 | Four-wire temperature-measurable electric heating and ignition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221266951.XU CN217584533U (en) | 2022-05-25 | 2022-05-25 | Four-wire temperature-measurable electric heating and ignition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217584533U true CN217584533U (en) | 2022-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221266951.XU Active CN217584533U (en) | 2022-05-25 | 2022-05-25 | Four-wire temperature-measurable electric heating and ignition device |
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| CN (1) | CN217584533U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114777155A (en) * | 2022-05-25 | 2022-07-22 | 重庆利迈科技有限公司 | Four-wire temperature-measurable electric heating and ignition device |
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2022
- 2022-05-25 CN CN202221266951.XU patent/CN217584533U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114777155A (en) * | 2022-05-25 | 2022-07-22 | 重庆利迈科技有限公司 | Four-wire temperature-measurable electric heating and ignition device |
| WO2023226280A1 (en) * | 2022-05-25 | 2023-11-30 | 重庆利迈科技有限公司 | Four-wire electric heating and ignition device capable of temperature measurement |
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