CN212108991U - Heating core structure of hot air gun - Google Patents
Heating core structure of hot air gun Download PDFInfo
- Publication number
- CN212108991U CN212108991U CN202020798333.4U CN202020798333U CN212108991U CN 212108991 U CN212108991 U CN 212108991U CN 202020798333 U CN202020798333 U CN 202020798333U CN 212108991 U CN212108991 U CN 212108991U
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- heating core
- main heating
- ceramic
- ceramic tube
- wire
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Abstract
The utility model provides a heating core structure of a hot air gun, which comprises a main heating core assembly and an auxiliary heating core assembly, wherein the main heating core assembly comprises a ceramic tube, a heating resistor slurry circuit is printed on the outer side of the ceramic tube, a main heating core input line and a main heating core output line are arranged at the front part of the ceramic tube, and the main heating core input line and the main heating core output line are both electrically connected with the heating resistor slurry circuit; the auxiliary heating core assembly comprises a front supporting piece, a resistance wire is wound on the outer side of the front supporting piece, one end of the resistance wire is electrically connected with the main heating core output wire, and the other end of the resistance wire is electrically connected with an auxiliary heating core output wire. Adopt ceramic tube to replace traditional mica sheet, can effectively prevent the peculiar smell that the mica heating produced, adopt the resistance thick liquid circuit that generates heat to replace traditional resistance wire, effectively avoided the resistance wire fracture, prolonged the life of the core that generates heat.
Description
Technical Field
The utility model relates to a hot-blast rifle makes technical field, especially relates to a hot-blast rifle core structure that generates heat.
Background
The hot air gun is a tool for welding and picking up elements by hot air blown out of a heating gun core, and is widely applied to manufacturing and maintaining in the fields of electronic products, mechanical equipment and the like. The hot-blast rifle can blow off hot-blast mainly and rely on the core that generates heat to generate heat, current hot-blast rifle generate heat the core and generally wind on the mica sheet and establish spring resistance line, though this kind of core that generates heat is lower, but spring resistance line is very easy fracture after long-term the use, and the mica sheet can produce the peculiar smell after the heating, causes the injury to the human body, in order to solve this problem, a pottery core that generates heat has appeared on the market, its peculiar smell of having effectively avoided the mica sheet heating to produce, but still can not solve the easy cracked problem of spring resistance line.
Therefore, a heating core structure of a heat gun is needed to solve the problems that the heating core of the heat gun generates odor and the spring resistance wire is easy to break.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a hot-blast rifle core structure that generates heat to solve above-mentioned current hot-blast rifle generate heat the core heating and can produce peculiar smell and the easy cracked problem of spring resistance line.
In order to achieve the above object, the utility model provides a following scheme:
the utility model provides a hot-air gun heating core structure, including main heating core subassembly and vice heating core subassembly, the front end of main heating core subassembly with the rear end of vice heating core subassembly is connected, the rear end of main heating core subassembly is equipped with the back supporting part, main heating core subassembly includes ceramic tube, the outside printing of ceramic tube has heating resistance thick liquid circuit, the front portion of ceramic tube is equipped with main heating core input line and main heating core output line, main heating core input line and main heating core output line all with heating resistance thick liquid circuit electric connection; the auxiliary heating core assembly comprises a front supporting piece, a resistance wire is wound on the outer side of the front supporting piece, one end of the resistance wire is electrically connected with the main heating core output wire, the other end of the resistance wire is electrically connected with an auxiliary heating core output wire, and the main heating core input wire, the main heating core output wire and the auxiliary heating core output wire are all externally connected with a power supply.
Preferably, the ceramic tube is made of common ceramic, alumina ceramic or cordierite ceramic.
Preferably, the heating resistor slurry circuit adopts tungsten slurry, molybdenum slurry or manganese slurry.
Preferably, the rear supporting part comprises a cross supporting sheet and a fixing frame, and the cross supporting sheet is limited at the rear end of the ceramic tube through the fixing frame.
Preferably, the cross support sheet is made of mica, iron, stainless steel or ceramic; the fixing frame is made of iron, stainless steel or ceramic materials.
Preferably, the front support piece adopts a mica sheet bracket, and the mica sheet bracket is fixed at the front end of the ceramic tube.
Preferably, the rear support and the front support are both fins made of common ceramic, alumina ceramic or cordierite ceramic and are of an integral structure with the ceramic tube.
Preferably, the main heating core input line, the main heating core output line and the auxiliary heating core output line are all nickel lines or iron lines.
The utility model discloses following beneficial technological effect has been gained for prior art:
the utility model provides a hot air gun heating core structure, including main heating core subassembly and vice heating core subassembly, main heating core subassembly includes the ceramic tube, the outside printing of ceramic tube has heating resistance thick liquid circuit, the front portion of ceramic tube is equipped with main heating core input line and main heating core output line, main heating core input line and main heating core output line all with heating resistance thick liquid circuit electric connection; the auxiliary heating core assembly comprises a front supporting piece, a resistance wire is wound on the outer side of the front supporting piece, one end of the resistance wire is electrically connected with the main heating core output wire, and the other end of the resistance wire is electrically connected with an auxiliary heating core output wire. Adopt ceramic tube to replace traditional mica sheet, can effectively prevent the peculiar smell that the mica heating produced, adopt the resistance thick liquid circuit that generates heat to replace traditional resistance wire, effectively avoided the resistance wire fracture, prolonged the life of the core that generates heat.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
FIG. 1 is an assembly view of an embodiment 1 of a heating core structure of a hot air gun according to the present invention;
fig. 2 is an exploded view of an embodiment 1 of a heating core structure of a hot air gun according to the present invention;
FIG. 3 is an assembly view of the embodiment 2 of a heating core structure of a hot air gun according to the present invention;
fig. 4 is an exploded view of an embodiment 2 of a heating core structure of a hot air gun according to the present invention;
in the figure: 1: main heating core assembly, 11: ceramic tube, 12: heating resistor paste circuit, 13: main heat generation core input line, 14: main heating core output line, 2: secondary heat generating core assembly, 21: front support, 22: resistance wire, 23: auxiliary heating core output line, 3: rear support portion, 31: cross support sheet, 32: a fixing frame.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model aims at providing a hot-blast rifle core structure that generates heat to solve current hot-blast rifle generate heat the core heating can produce peculiar smell and the easy cracked problem of spring resistance line.
In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.
Example 1:
the embodiment provides a heating core structure of a hot air gun, as shown in fig. 1 and 2, the heating core structure comprises a main heating core assembly 1 and an auxiliary heating core assembly 2, the front end of the main heating core assembly 1 is connected with the rear end of the auxiliary heating core assembly 2, the rear end of the main heating core assembly 1 is provided with a rear supporting part 3, the main heating core assembly 1 comprises a ceramic tube 11, the outer side of the ceramic tube 11 is printed with a heating resistor slurry circuit 12, the front part of the ceramic tube 11 is provided with a main heating core input line 13 and a main heating core output line 14, and the main heating core input line 13 and the main heating core output line 14 are both electrically connected with the heating resistor slurry circuit 12; the auxiliary heating core assembly 2 comprises a front supporting piece 21, a resistance wire 22 is wound on the outer side of the front supporting piece 21, one end of the resistance wire 22 is electrically connected with a main heating core output line 14, the other end of the resistance wire 22 is electrically connected with an auxiliary heating core output line 23, and the main heating core input line 13, the main heating core output line 14 and the auxiliary heating core output line 23 are all externally connected with a power supply.
Specifically, the ceramic tube 11 is made of alumina ceramic, and the alumina ceramic has good conductivity, mechanical strength and high temperature resistance.
Further, the heating resistor paste circuit 12 uses tungsten paste, which is composed of tungsten powder, an inorganic binder phase and an organic carrier, wherein the tungsten powder is a functional phase, and provides good heat conduction and electrical conductivity.
Further, the rear support part 3 includes a cross support piece 31 and a fixing frame 32, and the cross support piece 31 is limited at the rear end of the ceramic tube 11 by the fixing frame 32.
Furthermore, the cross support sheet 31 is made of mica; the fixing frame 32 is made of iron.
Further, the front support 21 is a mica sheet holder fixed to the front end of the ceramic tube 11.
Furthermore, the main heating core input line 13, the main heating core output line 14 and the auxiliary heating core output line 23 all adopt nickel wires, and the wire performance is good.
Example 2:
since the heating core structure in embodiment 1 still partially adopts mica material, and a small amount of odor is generated during use, this embodiment provides a mica-free heating core structure of the heat gun as a modification of embodiment 1.
As shown in fig. 3 and 4, the rear supporting part 3 and the front supporting part 21 both adopt fins made of alumina ceramic and integrated with the ceramic tubes 11, so that mica can be completely prevented from being used and any peculiar smell cannot be generated.
This embodiment is the same as embodiment 1 except that the rear support 3 and the front support 21 are different from embodiment 1.
The utility model provides a pair of hot-blast rifle core structure that generates heat, its theory of operation is: when the main heating core input line 13, the main heating core output line 14 and the auxiliary heating core output line 23 are connected with electricity, the current passes through the heating resistor slurry circuit 12 and the resistance wire 22, the heating resistor slurry circuit 12 and the resistance wire 22 generate heat, and the heating resistor slurry circuit 12 does not adopt the resistance wire, so that the situation of fracture can not occur after long-term use, the ceramic tube 11 can play a good insulating and heat-insulating role, the use of mica is reduced or avoided, and the peculiar smell of mica generated due to heating is greatly reduced.
The utility model discloses the principle and the implementation mode of the utility model are explained by applying the concrete examples, and the explanation of the above examples is only used for helping to understand the method and the core idea of the utility model; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present description should not be construed as a limitation of the present invention.
Claims (8)
1. The utility model provides a hot-air gun heating core structure, includes main heating element group spare and vice heating element group spare, main heating element group spare the front end with vice heating element group spare's rear end is connected, main heating element group spare's rear end is equipped with back supporting part, its characterized in that: the main heating core assembly comprises a ceramic tube, a heating resistor slurry circuit is printed on the outer side of the ceramic tube, a main heating core input line and a main heating core output line are arranged at the front part of the ceramic tube, and the main heating core input line and the main heating core output line are both electrically connected with the heating resistor slurry circuit; the auxiliary heating core assembly comprises a front supporting piece, a resistance wire is wound on the outer side of the front supporting piece, one end of the resistance wire is electrically connected with the main heating core output wire, the other end of the resistance wire is electrically connected with an auxiliary heating core output wire, and the main heating core input wire, the main heating core output wire and the auxiliary heating core output wire are all externally connected with a power supply.
2. The heat generating core structure of heat gun of claim 1, wherein: the ceramic tube is made of common ceramic, alumina ceramic or cordierite ceramic.
3. The heat generating core structure of heat gun of claim 2, wherein: the heating resistance slurry circuit adopts tungsten slurry, molybdenum slurry or manganese slurry.
4. The heat generating core structure of heat gun of claim 1, wherein: the rear supporting part comprises a cross supporting sheet and a fixing frame, and the cross supporting sheet is limited at the rear end of the ceramic tube through the fixing frame.
5. The heat generating core structure of heat gun of claim 4, wherein: the cross support sheet is made of mica, iron, stainless steel or ceramic; the fixing frame is made of iron, stainless steel or ceramic materials.
6. The heat generating core structure of heat gun of claim 4, wherein: the front support piece is a mica sheet support, and the mica sheet support is fixed at the front end of the ceramic tube.
7. The heat generating core structure of heat gun of claim 1, wherein: the rear supporting part and the front supporting part are both fins, and the fins are made of common ceramics, alumina ceramics or cordierite ceramics and are of an integrated structure with the ceramic tubes.
8. The heat generating core structure of heat gun of claim 1, wherein: the main heating core input line, the main heating core output line and the auxiliary heating core output line are all nickel lines or iron lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020798333.4U CN212108991U (en) | 2020-05-14 | 2020-05-14 | Heating core structure of hot air gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020798333.4U CN212108991U (en) | 2020-05-14 | 2020-05-14 | Heating core structure of hot air gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212108991U true CN212108991U (en) | 2020-12-08 |
Family
ID=73621770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020798333.4U Expired - Fee Related CN212108991U (en) | 2020-05-14 | 2020-05-14 | Heating core structure of hot air gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212108991U (en) |
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2020
- 2020-05-14 CN CN202020798333.4U patent/CN212108991U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201208 |