CN102457995B - Barbecue tube, manufacturing method thereof and microwave oven using barbecue tube - Google Patents
Barbecue tube, manufacturing method thereof and microwave oven using barbecue tube Download PDFInfo
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- CN102457995B CN102457995B CN201010517328.2A CN201010517328A CN102457995B CN 102457995 B CN102457995 B CN 102457995B CN 201010517328 A CN201010517328 A CN 201010517328A CN 102457995 B CN102457995 B CN 102457995B
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- carbon fiber
- electric heating
- tube
- heating core
- barbecue tube
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Abstract
The invention discloses a barbecue tube. The barbecue tube comprises a tubular carbon fiber electric heating core and a connector fixedly connected to two ends of the tubular carbon fiber electric heating core, and is characterized in that: the connector is a metal sleeve with a strip-type gap; and the metal sleeve is sleeved at the end of the tubular carbon fiber electric heating core in a mode of forming a gap with the end of the tubular carbon fiber electric heating core. Meanwhile, the invention also discloses a manufacturing method for the barbecue tube and a microwave oven using the barbecue tube. A cylindrical metal connector with the strip-type gap is adopted, so that the cylindrical metallic connector is sleeved outside the carbon fiber heating tube in a mode of forming a gap with the outside of the carbon fiber heating tube and then clamped by using a clamp and can be fully connected during connection; carbon fiber powder is avoided during insertion; moreover, operation difficulty is reduced, the barbecue tube is easy to assemble and the quality of products is improved.
Description
Technical field
The present invention relates to a kind of barbecue tube, particularly relate to a kind of barbecue pipe joint structure.
Background technology
Fig. 1 is a kind of microwave oven part-structure stereogram with baking function of prior art.As shown in Figure 1, the microwave oven 1 with baking function of this prior art mainly comprises: the external box of microvave of not shown formation microwave oven external structure; Be arranged on the side, inside of external box of microvave, the rotating disk 7 that can arrange placed the cooking cavity 2 of food to be cooked within it; Be arranged on the inside opposite side of external box of microvave, the electric control chamber 4 of the various electronic component such as magnetron 3 and not shown high-tension transformer is installed in it; Be arranged on be positioned at cooking cavity 2 end face barbecue tube assembly 5 on and two barbecue tube 6 of emittance can be produced; And not shown to be arranged on before external box of microvave and the fire door of alternative opening and closing cooking cavity 2.When utilizing this microwave oven to carry out cooking food, the emittance produced by barbecue tube 6 can be radiated on the food in cooking cavity 2, can toast thus to this food.
In prior art, electric heating is the heat form that barbecue tube adopts, general multiplex resistance wire electrified regulation, and it mainly adopts resistance wire, and outside is equipped with heat resisting steel protective sleeve protective resistance silk, but limit due to resistance wire self character, and the heat efficiency transforms lower.And this fiber material as carbon content more than 95% of carbon fiber, self is close to absolute black body, thermal transition efficiency and radiation efficiency high, simultaneously, carbon fiber also has high strength, high-modulus, high temperature resistant, many excellent properties such as corrosion-resistant, thus utilize the radiant tube of carbon fiber processing and manufacturing to apply especially widely.
Fig. 2 is a kind of roasting pipe structure of prior art.As shown in Figure 2, the patent No. is disclose a kind of carbon fiber electric heating core quartz electrothermal tube in the application of 200720020278.0, it is by quartzy shell 36, external electrode 31, transition brace 32, external spiral electrode 33, hollow edged electrode bracket 35 and tubulose carbon fiber electric heating core 34 form, external electrode 31 is connected with external spiral electrode 33 two ends being arranged on quartzy shell 36 by transition brace 32, tubulose carbon fiber electric heating core 34 is located among quartzy shell 36, hollow edged electrode bracket 35 is provided with in the middle of the two ends of tubulose carbon fiber electric heating core 34, external spiral electrode 33 is fastened on the cylindrical at tubulose carbon fiber electric heating core 34 two ends, inert protective gas 38 is filled with in quartz shell 36, the wall of quartz shell 36 is provided with vaccum exhaust outlet 37.
But in prior art, at the end of carbon pipe carbon filament, tubulose carbon fiber electric heating core needs the quartz ampoule of a pair interference fit and connector to coordinate fixing for its end inner with quartz ampoule, and such connector can fully contact with carbon filament and conduct electricity.But because connector and quartz ampoule are interference fit, need carbon filament first to put into quartz ampoule when assembling, then by connector screwin, enter the process and inner quartz pipe friction put at connector, frictional force makes carbon filament part be rubbed.Small carbon powder at high temperature can become gaseous state and fill in roasted tube inside, can be deposited on inside tube wall when roasted tube quits work, and occurs quartzy tube wall blackout bad phenomenon.
Summary of the invention
Technical problem to be solved by this invention is the shortcoming overcoming prior art, provides a kind of and is easy to assemble and can not destroys the connector structure of carbon fiber pipe end construction.
The technical solution adopted in the present invention is:
A kind of barbecue tube, it connector comprising tubulose carbon fiber electric heating core and be fixedly installed on its two ends, it is characterized in that: described connector is a metal sleeve with bar v notch v, and described metal sleeve can leave the end being set in tubulose carbon fiber electric heating core with gap.
Described tubulose carbon fiber electric heating core two ends are formed with austerity tubular structure when braiding, and described austerity tubular structure and main body tube are coaxially arranged and curvilinear style transition.
Described connector also comprises spring coil termination, and described spring coil termination comprises the spring coil spire of spring-like and the line part with its one, and spring coil spire can leave tubular carbon fiber electric heating core end with gap.
Described spring coil termination is made up of Mo.
A manufacture method for barbecue tube as claimed in claim 1, comprises the following steps:
1) metal sleeve is enclosed within the periphery of tubulose carbon fiber electric heating core end
2) fixture is utilized to be clamped by metal sleeve.
Welding Mo bar is also comprised after step 2.
Also comprise before step 1 and spring coil spire (61) is left tubular carbon fiber electric heating core end with gap.
A kind of microwave oven using barbecue tube as claimed in claim 1.
The invention has the beneficial effects as follows: the present invention adopts the cylindrical metal connector with bar v notch v, clamp is recycled after making it leave to be set in carbon fiber heating tube outside with gap, ensure to connect the generation simultaneously avoiding the broken end of carbon fiber in insertion process fully in connection procedure, reduce operation easier, be easy to assembling and improve product quality.
Accompanying drawing explanation
Fig. 1 is prior art microwave oven schematic diagram;
Fig. 2 is the roasting pipe structure schematic diagram of prior art;
Fig. 3 is first embodiment of the present invention tubulose carbon fiber electric heating cored structure schematic diagram;
Fig. 4 is metal sleeve structural representation of the present invention;
Fig. 5 is first embodiment of the present invention assembling state structural representation;
Fig. 6 is second embodiment of the present invention connector structural representation.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail:
The invention provides a kind of Novel barbecue type microwave oven, this microwave oven includes body of heater, is formed with cooking cavity in described body of heater, for enabling microwave oven carry out the baking cooking further, is provided with at least one deck barbecue rack in described cooking cavity.When utilizing this microwave oven to carry out cooking food, emittance can be produced by driving the barbecue tube in microwave oven cooking chamber, being irradiated on the food on baking tray, namely can roasting food.
Figure 3 shows that the tubulose carbon fiber electric heating cored structure 40 of first embodiment of the invention, its two ends are formed with austerity tubular structure 42 when braiding, described austerity tubular structure 42 is arranged and curvilinear style transition with main body tube 41 is coaxial, to ensure the facility made.Austerity tubular structure, reduces its internal diameter and adds intensity, reduces disrepair phenomenon probability of occurrence when connecting.
Figure 4 shows that the connector of first embodiment of the invention, described connector is a metal sleeve 45 with bar v notch v, it can leave the periphery being enclosed within austerity tubular structure 42 with gap, after metal sleeve 45 and austerity tubular structure 42 are entangled, metal sleeve 45 is utilized clamp, because described metal sleeve 45 is stainless steel or other metals, so directly at one end directly Mo bar 46 can be welded, realize the connection of carbon fiber filament and external power source
The connected mode of above described tubular carbon fiber heating core and end splicing ear, gap is left in the process of being inserted in, both can not rub, avoid the generation at broken end, austerity tubular structure 42 internal diameter is little simultaneously, and intensity is high, not easily fractures when clamping connector, and easy to connect, cost is low.
Certainly, austerity tubular structure is not set in described tubulose carbon fiber heating core end and directly coordinates the same object that can realize the present invention with described connector, namely direct being left by metal sleeve is inserted in tubulose carbon fiber heating core end then clamp with gap, can avoid the generation at broken end equally.
Second embodiment:
As shown in Figure 6, the connector structure of second embodiment of the invention comprises spring coil termination 60 and metal sleeve 65, spring coil termination 60 comprises the spring coil spire 61 of spring-like and the line part 62 with described spire one, and described metal sleeve 65 is a cylindrical shroud barrel structure with bar v notch v.Described spring coil spire 61 external diameter is less than the internal diameter of metal sleeve 65, spring coil spire 61 can leave tubular carbon fiber heating tube end with gap, then metal sleeve 65 leaves and is set in tubulose carbon fiber heating tube end periphery with gap, fixture can be utilized afterwards to be clamped by sleeve 65, because tubulose carbon fiber pipe inside has spring coil spire 61 to support, the deformation that it produces when clamping is very little, broken end can not be produced, simultaneously tubulose carbon fiber heating tube end can be made fully to contact with spring coil spire, and with external power source conducting.
Preferably, described spring coil termination is made up of Mo, to adapt to quartz ampoule thermal deformation.
It should be noted that, the above-mentioned insertion leaving gap refer to external diameter between the two and internal diameter similar, can not produce very large friction when inserting, in general, gap is between the two very little.Object is for the ease of assembling and prevents the bad generation causing carbon fiber wire breakage due to assembling frictional force.
In sum, the present invention adopts the cylindrical metal connector with bar v notch v, clamp is recycled after making it leave to be set in carbon fiber heating tube outside with gap, ensure to connect the generation simultaneously avoiding the broken end of carbon fiber in insertion process fully in connection procedure, reduce operation easier, be easy to assembling and improve product quality.
The above is only the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (5)
1. a barbecue tube, it connector comprising tubulose carbon fiber electric heating core and be fixedly installed on its two ends, it is characterized in that: described connector is a metal sleeve with bar v notch v, described metal sleeve can leave the end being set in tubulose carbon fiber electric heating core with gap, described connector also comprises spring coil termination (60), described spring coil termination (60) comprises the spring coil spire (61) of spring-like and the line part (62) with its one, spring coil spire (61) can leave tubular carbon fiber electric heating core end with gap, described tubulose carbon fiber electric heating core two ends are formed with austerity tubular structure (42) when braiding, described austerity tubular structure (42) is arranged and curvilinear style transition with main body tube (41) is coaxial.
2. barbecue tube as claimed in claim 1, is characterized in that: described spring coil termination is made up of Mo.
3. a manufacture method for barbecue tube as claimed in claim 1, is characterized in that comprising the following steps:
1) metal sleeve is enclosed within the periphery of tubulose carbon fiber electric heating core end
2) fixture is utilized to be clamped by metal sleeve;
Also comprise before step 1 and spring coil spire (61) is left tubular carbon fiber electric heating core end with gap.
4. barbecue tube manufacture method as claimed in claim 3, is characterized in that: after step 2, also comprise welding Mo bar.
5. one kind uses the microwave oven of barbecue tube as claimed in claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010517328.2A CN102457995B (en) | 2010-10-22 | 2010-10-22 | Barbecue tube, manufacturing method thereof and microwave oven using barbecue tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010517328.2A CN102457995B (en) | 2010-10-22 | 2010-10-22 | Barbecue tube, manufacturing method thereof and microwave oven using barbecue tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102457995A CN102457995A (en) | 2012-05-16 |
| CN102457995B true CN102457995B (en) | 2015-06-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010517328.2A Active CN102457995B (en) | 2010-10-22 | 2010-10-22 | Barbecue tube, manufacturing method thereof and microwave oven using barbecue tube |
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| Country | Link |
|---|---|
| CN (1) | CN102457995B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2634779Y (en) * | 2003-06-19 | 2004-08-18 | 涂一波 | Carbon fiber electric heating tube |
| CN2688012Y (en) * | 2004-03-15 | 2005-03-23 | 潘韵松 | Improved carbon fiber heating tube |
| CN2739908Y (en) * | 2004-11-11 | 2005-11-09 | 广东省中山广合实业有限公司 | Far infrared carbon fiber heating element device |
| CN2739786Y (en) * | 2004-10-11 | 2005-11-09 | 吴泽云 | Nickel-molybdenum composite electrode for quartz carbon lamp |
-
2010
- 2010-10-22 CN CN201010517328.2A patent/CN102457995B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2634779Y (en) * | 2003-06-19 | 2004-08-18 | 涂一波 | Carbon fiber electric heating tube |
| CN2688012Y (en) * | 2004-03-15 | 2005-03-23 | 潘韵松 | Improved carbon fiber heating tube |
| CN2739786Y (en) * | 2004-10-11 | 2005-11-09 | 吴泽云 | Nickel-molybdenum composite electrode for quartz carbon lamp |
| CN2739908Y (en) * | 2004-11-11 | 2005-11-09 | 广东省中山广合实业有限公司 | Far infrared carbon fiber heating element device |
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| Publication number | Publication date |
|---|---|
| CN102457995A (en) | 2012-05-16 |
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