CN110831269A - Method for forming heating element and heating element - Google Patents
Method for forming heating element and heating element Download PDFInfo
- Publication number
- CN110831269A CN110831269A CN201911176405.XA CN201911176405A CN110831269A CN 110831269 A CN110831269 A CN 110831269A CN 201911176405 A CN201911176405 A CN 201911176405A CN 110831269 A CN110831269 A CN 110831269A
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- CN
- China
- Prior art keywords
- heat
- electrode
- opening
- conductive
- heating element
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/40—Heating elements having the shape of rods or tubes
- H05B3/42—Heating elements having the shape of rods or tubes non-flexible
- H05B3/44—Heating elements having the shape of rods or tubes non-flexible heating conductor arranged within rods or tubes of insulating material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/0008—Soldering, e.g. brazing, or unsoldering specially adapted for particular articles or work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/20—Preliminary treatment of work or areas to be soldered, e.g. in respect of a galvanic coating
- B23K1/203—Fluxing, i.e. applying flux onto surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/02—Details
- H05B3/06—Heater elements structurally combined with coupling elements or holders
Abstract
The invention discloses a forming method of a heating body, wherein a heating element is arranged in a heat conduction shell, an electrode of the heating element is positioned at an opening of the heat conduction shell, the surface of the electrode and/or a conducting strip is coated with high-temperature tin paste and is connected through the high-temperature tin paste, a conducting wire is connected onto the conducting strip, the opening of the heat conduction shell is sealed through a sealing material, the electrode and/or the conducting strip is coated with the high-temperature tin paste and is heated at high temperature, the high-temperature tin paste starts to melt after the temperature reaches the melting point of the high-temperature tin paste, the conducting strip is connected with the electrode, and the melted high-temperature tin paste is cooled and solidified after the temperature is reduced, so that the electrode is firmly connected with the conducting strip.
Description
Technical Field
The invention relates to the technical field of electric heating, in particular to a forming method of a heating element and the heating element.
Background
Generally, a heating element is arranged in the heating element, particularly, the heating element in the electric heating element needs to be connected with a power supply, the shell of the heating element is heated by converting electric energy into heat energy, the heating element is generally electrically connected with an external power supply through a wire, in the prior art, the wire is directly connected with the heating element through a connecting clamp, or one end of the wire is welded on the heating element in an electric iron welding mode, but the wire and the heating element are not firm in connection no matter connected through the connecting clamp or welded through an electric iron, and once stressed, the wire is easily separated from the heating element.
Disclosure of Invention
In view of this, the invention discloses a method for forming a heating element, which can firmly connect a lead with a heating element.
The invention discloses a forming method of a heating body, which comprises the following steps:
arranging a heating element in a heat-conducting shell and enabling an electrode of the heating element to be positioned at an opening of the heat-conducting shell;
coating high-temperature tin paste on the surface of the electrode and/or the conducting strip; wherein the conductive sheet is connected with a lead;
heating the high-temperature solder paste to connect the electrode with the conducting strip;
the opening is sealed to encapsulate the electrode and the conductive sheet.
Further, the disposing the heating element in the heat conductive housing and positioning the electrode of the heating element at the opening of the heat conductive housing includes:
arranging a heating layer of the heating element in the conductor shell;
and the electrode formed by coating a conductive material on the heat generating layer.
Further, the heating layer is a conductive heating film.
Further, the heat-conducting shell is a quartz glass plate.
Furthermore, the opening is sealed through a copper block and a high-temperature-resistant silica gel ring.
Further, the conductive sheet is a copper sheet, wherein,
quenching the copper sheet to increase the hardness of the copper sheet;
electroplating chrome plating or electroplating zinc on the outer surface of the copper sheet.
The invention also discloses a heating body, which comprises a heat-conducting shell and a heating piece, wherein the heating piece is positioned in the heat-conducting shell, an electrode of the heating piece is positioned at an opening of the heat-conducting shell, the electrode is connected with a conducting strip through high-temperature tin paste, a conducting wire is connected onto the conducting strip, the conducting wire extends out of the heat-conducting shell through the opening, and the opening of the heat-conducting shell is sealed by using a sealing material.
Further, the heat-conducting shell is a quartz glass plate.
Furthermore, the sealing material is a copper block and a high-temperature-resistant silica gel ring.
Further, the conducting strip is a copper sheet, the copper sheet is subjected to quenching treatment, and the outer surface of the copper sheet is subjected to chromium electroplating treatment or zinc electroplating treatment.
Compared with the prior art, the invention has the beneficial effects that:
after the electrode and/or the conductive sheet are/is coated with the high-temperature tin paste, the high-temperature tin paste is heated at a high temperature, the high-temperature tin paste starts to melt when the temperature reaches the melting point of the high-temperature tin paste, the conductive sheet and the electrode are connected together, and after the temperature is reduced, the melted high-temperature tin paste is cooled and solidified, at the moment, the electrode is firmly connected with the conductive sheet, and then the lead is firmly connected with the electrode.
Drawings
FIG. 1 is a sectional view of a heat-generating body in a front view direction;
FIG. 2 is a sectional view of the heat-generating body in the side view direction;
FIG. 3 is a step chart of a method of forming a heat-generating body;
description of the figures
100. A heating element; 10. a thermally conductive housing; 20. a heat generating member; 21. an electrode; 30. high-temperature solder paste; 40. a conductive sheet; 41. a wire; 50. and (3) sealing the material.
Detailed Description
When one component is considered to be "connected" to another component, it can be directly connected to the other component, or intervening components may be present. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It should also be noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; either mechanically or electrically, and may be internal to both elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
It should be noted that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The invention discloses a heating body, which can ensure that a lead is firmly connected with a heating piece, and the specific structure is shown in figures 1 and 2:
the heating body 100 comprises an electric conduction shell 10 and a heating element 20, wherein the heating element 20 is arranged in the electric conduction shell 10, and an electrode 21 on the heating element 20 is positioned at an opening of the heating element 20 close to the electric conduction shell 10. The electrode 21 includes an anode and a cathode, the anode and the cathode are electrically connected to the conductive sheet 40 through the high temperature solder paste 30, the conductive sheet 40 is connected to a lead 41, the opening of the heat conductive housing 10 is sealed by a sealing material 50, and the lead 41 can pass through the sealing material 50 to be electrically connected to an external power source.
The melting point of the high-temperature solder paste 30 is about 217 ℃, the electrode 21 and/or the conductive sheet 40 is heated after being coated with the high-temperature solder paste 30, and the high-temperature solder paste 30 starts to melt after the temperature rises to exceed the melting point of the high-temperature solder paste 30, at this time, the electrode 21 and the conductive sheet 40 are connected together through the melted high-temperature solder paste 30, and the position where the lead 41 is connected with the conductive sheet 40 is also coated with the melted high-temperature solder paste 30. When the temperature begins to decrease and is lower than the melting point temperature of the high-temperature solder paste 30, the melted high-temperature solder paste 30 begins to solidify, and the electrode 21 and the conductive sheet 40 are firmly connected.
Disposing the heat generating member 20 in the heat conductive housing 10 such that the electrode 21 of the heat generating member 20 is located at the opening of the heat conductive housing 10, includes: the heat generating layer on the heat generating member 20 is disposed in the heat conductive housing 10, and the electrode 21 formed of a conductive material is coated on the heat generating layer. The number of the electrodes 21 is two, and the two electrodes are respectively a positive electrode and a negative electrode, and the positive electrode and the negative electrode are respectively electrically connected with the conducting strip 40 through the high-temperature solder paste 30, and further electrically connected with an external power supply through a lead 41. The heating layer can be a conductive heating film, the conductive heating film is an electrothermal film nano coating and can be arranged on the inner wall of the heat conduction shell 10 in a spraying mode, and after the conductive heating film is electrified and forms a loop, the conductive heating film can convert electric energy into heat energy to start heating and transfer the heat energy to the heat conduction shell 10. The electrode 21 can also be arranged at a position of the conductive heating film close to the opening by spraying, and is respectively electrically connected with the conductive heating film and the conductive sheet 40 to provide electric energy for the conductive heating film.
The heat-conducting envelope 10 is a quartz glass plate made of quartz glass, and the heat-conducting envelope 10 may also be a quartz glass tube. The quartz glass is prepared by melting various pure natural quartz (such as crystal, quartz sand and the like), has extremely small linear expansion coefficient, is 1/10-1/20 of common glass, and has good thermal shock resistance and heat resistance.
The sealing material 50 mainly serves to seal the opening, and both the electrode 21 and the conductive sheet 40 are sealed in the heat conductive housing 10, and the lead wire 41 is connected to an external power source through the sealing material 50. The sealing material 50 may be a heat insulating mud that seals the opening, and when the heat insulating mud is solidified, the heat insulating mud seals the opening; the sealing material 50 may also be composed of a high temperature resistant silicone ring and a copper block, the copper block is provided with a positioning groove, the high temperature resistant silicone ring is sleeved in the positioning groove, the copper block is fixed at the opening through the high temperature resistant silicone ring, the high temperature resistant silicone ring has insulation, and the wire 41 penetrates through the copper block to be electrically connected with an external power supply.
The conductive sheet 40 is a copper sheet. The copper sheet needs to be quenched, and the quenched copper sheet can change the expansion coefficient and increase the hardness, so that the copper sheet can bear higher temperature without deformation, and further the copper sheet is firmly connected with the electrode 21. The outer surface of the copper sheet is also subjected to chromium electroplating treatment or zinc electroplating treatment, so that the stability of the outer surface of the copper sheet can be improved, and the copper sheet is not easy to rust.
The invention also discloses a forming method of the heating element, which comprises the following steps as shown in figure 3,
arranging a heating element in a heat-conducting shell and enabling an electrode of the heating element to be positioned at an opening of the heat-conducting shell;
coating high-temperature tin paste on the surface of the electrode and/or the conducting strip; wherein the conductive sheet is connected with a lead;
heating the high-temperature solder paste to connect the electrode with the conducting strip;
the opening is sealed to encapsulate the electrode and the conductive sheet.
By the method, the motor can be firmly connected with the conducting strip, so that the lead is firmly connected with the heating piece.
The present invention may be embodied in many different forms and modifications without departing from the spirit and scope of the present invention, and the above-described embodiments are intended to illustrate the present invention but not to limit the scope of the present invention.
Claims (10)
1. A method of forming a heat-generating body, characterized by comprising:
arranging a heating element in a heat-conducting shell and enabling an electrode of the heating element to be positioned at an opening of the heat-conducting shell;
coating high-temperature tin paste on the surface of the electrode and/or the conducting strip; wherein the conductive sheet is connected with a lead;
heating the high-temperature solder paste to connect the electrode with the conducting strip;
the opening is sealed to encapsulate the electrode and the conductive sheet.
2. A forming method of a heat-generating body as described in claim 1, wherein disposing the heat-generating member in the heat-conductive case such that an electrode of the heat-generating member is located at an opening of the heat-conductive case, comprises:
arranging a heating layer of the heating element in the conductor shell;
and the electrode formed by coating a conductive material on the heat generating layer.
3. A heat-generating body forming method as described in claim 2, wherein said heat-generating layer is a conductive heat-generating film.
4. A heat-generating body molding method as described in claim 1, wherein said heat-conductive case is a quartz glass plate.
5. A heat-generating body molding method as described in claim 1, wherein said opening is sealed by a copper block and a high temperature resistant silicone ring.
6. A heat-generating body forming method as described in claim 1, wherein said conductive sheet is a copper sheet, wherein,
quenching the copper sheet to increase the hardness of the copper sheet;
electroplating chrome plating or electroplating zinc on the outer surface of the copper sheet.
7. The heating body is characterized by comprising a heat-conducting shell and a heating piece, wherein the heating piece is positioned in the heat-conducting shell, an electrode of the heating piece is positioned at an opening of the heat-conducting shell, the electrode is connected with a conducting strip through high-temperature tin paste, a wire is connected onto the conducting strip, the wire extends out of the heat-conducting shell through the opening, and the opening of the heat-conducting shell is sealed by using a sealing material.
8. A heat-generating body as described in claim 7, wherein said heat-conductive case is a quartz glass plate.
9. A heat-generating body as described in claim 7, characterized in that the sealing material is a copper block and a high temperature resistant silicone ring.
10. A heat-generating body as described in claim 7, wherein said electrically conductive sheet is a copper sheet, said copper sheet is subjected to quenching treatment, and an outer surface of said copper sheet is subjected to chromium plating treatment or zinc plating treatment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911176405.XA CN110831269A (en) | 2019-11-26 | 2019-11-26 | Method for forming heating element and heating element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911176405.XA CN110831269A (en) | 2019-11-26 | 2019-11-26 | Method for forming heating element and heating element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110831269A true CN110831269A (en) | 2020-02-21 |
Family
ID=69559517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911176405.XA Pending CN110831269A (en) | 2019-11-26 | 2019-11-26 | Method for forming heating element and heating element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110831269A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114284770A (en) * | 2021-12-20 | 2022-04-05 | 福耀玻璃工业集团股份有限公司 | Vehicle glass heating conductive assembly, vehicle glass and manufacturing method thereof |
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| US20060032847A1 (en) * | 2004-07-27 | 2006-02-16 | Lg Electronics Inc. | Carbon heater |
| JP3182588U (en) * | 2012-09-04 | 2013-04-04 | ▲ベイ▼泰電子陶瓷股▲ふん▼有限公司 | Electric heating device with waterproof function |
| CN103234181A (en) * | 2013-04-12 | 2013-08-07 | 深圳市银盾科技开发有限公司 | High heat conduction light-emitting diode (LED) welding method |
| CN107041025A (en) * | 2017-04-07 | 2017-08-11 | 江苏圣达石英制品有限公司 | A kind of novel bimodal carbon fiber heating rod |
| CN207065875U (en) * | 2017-04-10 | 2018-03-02 | 东莞市天成热敏电阻有限公司 | Insulation PTC air heaters |
| CN208424822U (en) * | 2018-07-04 | 2019-01-22 | 郑州祥泰电子科技有限公司 | A kind of U-shaped heater of communications optical cable |
| CN209058819U (en) * | 2018-04-24 | 2019-07-05 | 湖北华强日用玻璃有限公司 | A kind of electrically heated glass heat-generating disc mounting structure |
-
2019
- 2019-11-26 CN CN201911176405.XA patent/CN110831269A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060032847A1 (en) * | 2004-07-27 | 2006-02-16 | Lg Electronics Inc. | Carbon heater |
| JP3182588U (en) * | 2012-09-04 | 2013-04-04 | ▲ベイ▼泰電子陶瓷股▲ふん▼有限公司 | Electric heating device with waterproof function |
| CN103234181A (en) * | 2013-04-12 | 2013-08-07 | 深圳市银盾科技开发有限公司 | High heat conduction light-emitting diode (LED) welding method |
| CN107041025A (en) * | 2017-04-07 | 2017-08-11 | 江苏圣达石英制品有限公司 | A kind of novel bimodal carbon fiber heating rod |
| CN207065875U (en) * | 2017-04-10 | 2018-03-02 | 东莞市天成热敏电阻有限公司 | Insulation PTC air heaters |
| CN209058819U (en) * | 2018-04-24 | 2019-07-05 | 湖北华强日用玻璃有限公司 | A kind of electrically heated glass heat-generating disc mounting structure |
| CN208424822U (en) * | 2018-07-04 | 2019-01-22 | 郑州祥泰电子科技有限公司 | A kind of U-shaped heater of communications optical cable |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114284770A (en) * | 2021-12-20 | 2022-04-05 | 福耀玻璃工业集团股份有限公司 | Vehicle glass heating conductive assembly, vehicle glass and manufacturing method thereof |
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Application publication date: 20200221 |