CN114828313B - Armored heater suitable for various heating powers - Google Patents
Armored heater suitable for various heating powers Download PDFInfo
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- CN114828313B CN114828313B CN202210336824.0A CN202210336824A CN114828313B CN 114828313 B CN114828313 B CN 114828313B CN 202210336824 A CN202210336824 A CN 202210336824A CN 114828313 B CN114828313 B CN 114828313B
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- electric heating
- heating wires
- metal sleeve
- wires
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- 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
- H05B3/48—Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material
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- 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
Abstract
The invention relates to the technical field of heaters, and discloses an armored heater suitable for various heating powers, which comprises a metal sleeve, wherein a plurality of electric heating wires with different wire diameters are sleeved in the metal sleeve, the electric heating wires are not contacted with each other, and insulating powder is filled between the electric heating wires and the inner wall of the metal sleeve; the end parts of the plurality of electric heating wires are connected with the plurality of electric heating wires with different wire diameters in series and/or connected with the plurality of electric heating wires with different wire diameters in parallel to form different combined heating wires, and the resistances of the combined heating wires of the different combinations are different; the end part of the metal sleeve is provided with a junction box or a connecting cap. The combined electric heating wires with different resistances are formed by connecting the electric heating wires with different wire diameters in series and in parallel, so that the requirements of different customers on different powers are met, the production efficiency of the armored heater can be effectively improved, and the production cost is reduced.
Description
Technical field:
the invention relates to the technical field of heaters, in particular to an armored heater suitable for various heating powers.
The background technology is as follows:
the existing armored heater structure generally comprises a junction box, wherein the junction box is connected with one end of a metal sleeve, and an electric heating wire is arranged in the metal sleeve; according to the requirements (such as power, working voltage, wiring mode, total length of the electric heater, and the like) of different customers on the electric heater, a manufacturer needs to calculate the wire diameter of the electric heater wire, then manufacture the electric heater wire with a certain wire diameter, so that a certain resistance is obtained, and the required power is obtained.
The invention comprises the following steps:
the invention aims to overcome the defects of the prior art and provide an armored heater suitable for various heating powers, which is formed by connecting electric heating wires with different wire diameters in series and connecting the electric heating wires in parallel.
The scheme for solving the technical problems is as follows:
an armored heater suitable for various heating powers comprises a metal sleeve, wherein a plurality of electric heating wires with different wire diameters are sleeved in the metal sleeve, the electric heating wires are not contacted with each other, and insulating powder is filled between the electric heating wires and the inner wall of the metal sleeve;
the end parts of the plurality of electric heating wires are connected with the plurality of electric heating wires with different wire diameters in series and/or connected with the plurality of electric heating wires with different wire diameters in parallel to form different combined heating wires, and the resistances of the combined heating wires of the different combinations are different;
the end part of the metal sleeve is provided with a junction box or a connecting cap.
When the electric heating wires are connected in parallel, the ends of the same side of the electric heating wires with different wire diameters are connected through a parallel connection part;
when in series connection, the two parallel connection parts on the same side, the parallel connection part and the end part of one electric heating wire or the electric heating wire and the other electric heating wire are connected through the series connection part;
the two ends of the electric heating wire which are not connected in series or in parallel are respectively sleeved with an insulating sleeve.
The parallel connection part comprises a main connection column, a plurality of branch connection columns are fixed on the outer wall of the main connection column, and a plurality of first clamping petals are formed at the end part of each branch connection column; the ends of the electric heating wires are clamped among the first clamping petals;
the series connection portion comprises two connecting wires, one ends of the two connecting wires are connected with each other, a plurality of second clamping petals are respectively formed at the other ends of the connecting wires, and the second clamping petals can clamp the ends of the main connecting column and the electric heating wires.
When the two ends of the combined heating wires formed by connecting the plurality of electric heating wires in series and/or in parallel are positioned on the same side, the two ends of the combined heating wires are connected in the same junction box or connecting cap, the junction box or the connecting cap is fixed at one end of the metal sleeve, and the other end of the metal sleeve is filled with insulating powder and plugged.
When pins at two ends of the combined heating wire formed by connecting the plurality of electric heating wires in series and/or in parallel are arranged at different sides, the two pins are respectively connected in a corresponding junction box or connecting cap, and the two junction boxes or the connecting caps are respectively fixed at two ends of the metal sleeve.
The insulating powder is magnesia powder;
the metal sleeve is made of stainless steel.
The number of the electric heating wires is 5-11.
The number of the electric heating wires is 7.
And insulating coatings are arranged on the outer walls of the parallel connection part and the serial connection part.
The connecting cap comprises a connecting pipe fixed at one end of the metal sleeve, a wire is fixed in the connecting pipe, one end of the wire is connected with the electric heating wire or the combined heating wire, and the other end of the wire is connected with other external equipment.
The invention has the outstanding effects that:
compared with the prior art, the combined electric heating wires with different resistances are formed by connecting the electric heating wires with different wire diameters in series and connecting the electric heating wires in parallel, so that the requirements of different customers on different powers are met, the production efficiency of the armored heater can be effectively improved, and the production cost is reduced.
Description of the drawings:
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of a structure of the present invention having two junction boxes;
FIG. 3 is a cross-sectional view of FIG. 1 taken about A-A;
FIG. 4 is a schematic view of the parallel connection part of the present invention;
fig. 5 is a schematic structural view of the serial connection portion of the present invention.
The specific embodiment is as follows:
the embodiment is shown in fig. 1 to 4, and the armored heater suitable for various heating powers comprises a metal sleeve 1, wherein a plurality of electric heating wires 2 with different wire diameters are sleeved in the metal sleeve 1, the electric heating wires 2 are not contacted with each other, and insulating powder 3 is filled between the electric heating wires 2 and the inner wall of the metal sleeve 1;
the end parts of the plurality of electric heating wires 2 are connected with the plurality of electric heating wires 2 with different wire diameters in series and/or connected with the plurality of electric heating wires 2 with different wire diameters in parallel to form different combined heating wires, and the resistances of the combined heating wires of the different combinations are different;
the end of the metal sleeve 1 is provided with a junction box 4 or a connecting cap.
Further, when the electric heating wires 2 are connected in parallel, the ends of the same side of the electric heating wires are connected through the parallel connection part 51;
when connected in series, the two parallel connection parts 51 on the same side, the parallel connection parts 51 and the end part of one electric heating wire 2 or the electric heating wire 2 and the other electric heating wire 2 are connected through a series connection part 52;
an insulating sleeve 53 is sleeved at each end of the electric heating wire 2 which is not connected in series or in parallel.
Further, the parallel connection portion 51 includes a main connection column 511, a plurality of branch connection columns 512 are fixed on the outer wall of the main connection column 511, and a plurality of first clamping flaps 513 are formed at the end of each branch connection column 512; the ends of the electric heating wire 2 are clamped between the plurality of first clamping flaps 513;
the serial connection portion 52 includes two connection lines 521, one ends of the two connection lines 521 are connected to each other, and a plurality of second clamping flaps 522 are formed at the other ends of the connection lines 521, and the second clamping flaps 522 can clamp the ends of the main connection column 511 and the electric heating wire 2.
Furthermore, when the two ends 100 of the combined heating wire formed by the plurality of electric heating wires 2 in series and/or in parallel are on the same side, the two ends 100 of the combined heating wire are connected in the same junction box 4 or the connecting cap, the junction box 4 or the connecting cap is fixed at one end of the metal sleeve 1, and the other end of the metal sleeve 1 is filled with insulating powder and plugged.
Furthermore, when the two ends of the combined heating wire 100 formed by the plurality of electric heating wires 2 in series and/or parallel are on different sides, the two pins 100 are respectively connected in the corresponding junction box 4 or the connecting cap, and the two junction boxes 4 or the connecting caps are respectively fixed at the two ends of the metal sleeve 1.
Further, the insulating powder 3 is magnesia powder;
the metal sleeve 1 is made of stainless steel.
The number of the electric heating wires 2 is 5-11.
The number of the electric heating wires 2 is 7.
And insulating coatings are arranged on the outer walls of the parallel connection part and the serial connection part.
The connecting cap comprises a connecting pipe fixed at one end of the metal sleeve, a wire is fixed in the connecting pipe, one end of the wire is connected with the electric heating wire or the combined heating wire, and the other end of the wire is connected with other external equipment.
Working principle: the customer increases the power and length requirements of the heater, and then a manufacturer cuts out armor materials with a certain length according to the customer requirements, wherein a plurality of electric heating wires with different wire diameters are arranged in the armor materials;
the manufacturer then generates a power based on the customer power (p=u 2 R) demand, calculating which electric heating wires are connected in series and/or in parallel to obtain a required resistance;
when the electric heating wires are connected in parallel, one end of each of the plurality of parallel electric heating wires is connected with the branch connecting column 512 of the same parallel connecting part 51, and then the corresponding electric heating wire is clamped and fixed by the first clamping flaps 513 which are moved inwards; when series connection is needed, the main connecting columns of the two parallel connection parts 51, the main connecting columns of the parallel connection parts 51 and one end of the electric heating wires or the end parts of the two electric heating wires are connected with one end of a connecting wire 521 of the series connection part 52, and the corresponding electric heating wires or the main connecting columns are clamped and fixed by moving the second clamping flaps 522 inwards; the two ends of the other resistance wires which are not used are respectively sleeved with an insulating sleeve.
Then, when one end of the metal sleeve is connected or two ends of the metal sleeve are connected according to the client connection mode, the corresponding junction box or the corresponding junction cap is selected, and when one end of the metal sleeve is connected with the junction box or the junction cap, the other end of the metal sleeve is filled with powder and is blocked.
Finally, the above embodiments are only for illustrating the invention, not for limiting it, and various changes and modifications can be made by one skilled in the relevant art without departing from the spirit and scope of the invention, so that all equivalent technical solutions are also within the scope of the invention, which is defined by the claims.
Claims (8)
1. An armoured heater suitable for multiple heating power, includes metal sleeve (1), its characterized in that: the metal sleeve (1) is internally sleeved with a plurality of electric heating wires (2) with different wire diameters, the electric heating wires (2) are not contacted with each other, and insulating powder (3) is filled between the electric heating wires (2) and the inner wall of the metal sleeve (1);
different combined heating wires are formed between the end parts of the plurality of electric heating wires (2) in series and/or in parallel, and the resistances of the combined heating wires of different combinations are different;
the end part of the metal sleeve (1) is provided with a junction box (4) or a connecting cap;
when in parallel connection, the ends of the same side of the plurality of electric heating wires (2) with different wire diameters are connected through a parallel connection part (51);
when in series connection, the two parallel connection parts (51) on the same side, the end part of one electric heating wire (2) or the end part of the other electric heating wire (2) are connected through a series connection part (52);
two ends of the electric heating wire (2) which are not connected in series or in parallel are respectively sleeved with an insulating sleeve (53).
2. An armored heater adapted for a plurality of heating powers as recited in claim 1, wherein: the parallel connection part (51) comprises a main connection column (511), a plurality of branch connection columns (512) are fixed on the outer wall of the main connection column (511), and a plurality of first clamping flaps (513) are formed at the end part of each branch connection column (512); the ends of the electric heating wires (2) are clamped or welded between the first clamping petals (513);
the series connection part (52) comprises two connecting wires (521), one ends of the two connecting wires (521) are connected with each other, a plurality of second clamping petals (522) are respectively formed at the other ends of the connecting wires (521), and the second clamping petals (522) can clamp the ends of the main connecting column (511) and the electric heating wires (2).
3. An armored heater adapted for a plurality of heating powers as recited in claim 1, wherein: when two end pins (100) of the combined heating wire formed by connecting a plurality of electric heating wires (2) in series and/or in parallel are arranged on the same side, the two end pins (100) of the combined heating wire are connected in the same junction box (4) or connecting cap, the junction box (4) or the connecting cap is fixed at one end of the metal sleeve (1), and the other end of the metal sleeve (1) is filled with insulating powder and plugged.
4. An armored heater adapted for a plurality of heating powers as recited in claim 1, wherein: when two ends of the combined heating wires (100) formed by connecting the plurality of electric heating wires (2) in series and/or in parallel are arranged on different sides, the two pins (100) are respectively connected in a corresponding junction box (4) or a connecting cap, and the two junction boxes (4) or the connecting caps are respectively fixed at two ends of the metal sleeve (1).
5. An armored heater adapted for a plurality of heating powers as recited in claim 1, wherein: the insulating powder (3) is magnesia powder;
the metal sleeve (1) is made of stainless steel.
6. An armored heater adapted for a plurality of heating powers as recited in claim 1, wherein: the number of the electric heating wires (2) is 5-11.
7. An armored heater adapted for a plurality of heating powers as recited in claim 6, wherein: the number of the electric heating wires (2) is 7.
8. An armored heater adapted for a plurality of heating powers as recited in claim 1, wherein: the outer walls of the parallel connection part (51) and the serial connection part (52) are provided with insulating coatings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210336824.0A CN114828313B (en) | 2022-03-31 | 2022-03-31 | Armored heater suitable for various heating powers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210336824.0A CN114828313B (en) | 2022-03-31 | 2022-03-31 | Armored heater suitable for various heating powers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114828313A CN114828313A (en) | 2022-07-29 |
| CN114828313B true CN114828313B (en) | 2023-05-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210336824.0A Active CN114828313B (en) | 2022-03-31 | 2022-03-31 | Armored heater suitable for various heating powers |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201844889U (en) * | 2010-11-12 | 2011-05-25 | 浙江伦特机电有限公司 | Temperature sensor for high-temperature and low-temperature measurement of hearth |
| CN106333387B (en) * | 2015-07-15 | 2023-10-03 | 深圳市新宜康科技股份有限公司 | Multi-resistance realization method and arrangement structure of electronic cigarette atomizing heating wire |
| CN105258763B (en) * | 2015-10-14 | 2018-06-19 | 重庆材料研究院有限公司 | The liquid level sensor that integrated armouring continuously measures |
| CN206272876U (en) * | 2016-12-19 | 2017-06-20 | 重庆材料研究院有限公司 | Minor diameter flexible armoring electric heating |
| CN207678022U (en) * | 2018-01-05 | 2018-07-31 | 浙江伦特机电有限公司 | Multi-spot segmentation formula electric heating tube |
| CN110267377A (en) * | 2019-07-31 | 2019-09-20 | 贵州伊思特新技术发展有限责任公司 | A kind of implicit connector of heating cable multiple thread strands |
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- 2022-03-31 CN CN202210336824.0A patent/CN114828313B/en active Active
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| CN114828313A (en) | 2022-07-29 |
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