CN109511179A - A kind of self-insulating air pipe line heating device of low flow resistance - Google Patents
A kind of self-insulating air pipe line heating device of low flow resistance Download PDFInfo
- Publication number
- CN109511179A CN109511179A CN201811483883.0A CN201811483883A CN109511179A CN 109511179 A CN109511179 A CN 109511179A CN 201811483883 A CN201811483883 A CN 201811483883A CN 109511179 A CN109511179 A CN 109511179A
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- China
- Prior art keywords
- pipe line
- heating device
- flow resistance
- heater strip
- self
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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
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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
-
- 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
- H05B3/10—Heater elements characterised by the composition or nature of the materials or by the arrangement of the conductor
- H05B3/16—Heater elements characterised by the composition or nature of the materials or by the arrangement of the conductor the conductor being mounted on an insulating base
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- Pipe Accessories (AREA)
- Direct Air Heating By Heater Or Combustion Gas (AREA)
- Resistance Heating (AREA)
Abstract
The invention belongs to pipeline heating technologies, and in particular to a kind of low self-insulating air pipe line heating device of flow resistance.The present invention is low, and the self-insulating air pipe line heating device of flow resistance includes air inlet roll wave joint assembly, barrel component, electric-connected socket, air outlet roll wave joint assembly.Wherein, the air inlet roll wave joint assembly and air outlet roll wave joint assembly are socketed in barrel component both ends, electric-connected socket is arranged on cylinder arm component, and drag reduction heater strip bracket component and armouring heater strip are provided in the cylinder arm component, the armouring heater strip is circumferentially positioned on drag reduction heater strip bracket component.The low self-insulating air pipe line heating device of flow resistance of the present invention passes through the structure design of heated holder component and the winding displacement optimization of armouring heater strip, flow losses can be effectively reduced, make product that there is insulation performance, and improve heat dissipation performance, there is high temperature automatic circuit break function simultaneously, prevent temperature excessively high, effective guarantee Product Safety has larger practical application value.
Description
Technical field
The invention belongs to pipeline heating technologies, and in particular to a kind of low self-insulating air pipe line heating device of flow resistance.
Background technique
With being constantly progressive for aero-manufacturing technology, so that the time of aircraft single flight is increasingly longer, contemporary aircraft
Executive chairman's endurance, the increasingly normalization of transoceanically flying for task.It therefore, is engineering people in aircraft cabin in long-range flight
The demand that member builds an a home from home is increasingly prominent, therefore is frequently necessary to provide airborne heating equipment, heats for indoor environment.
And existing air heating apparatus mostly uses naked silk to heat, naked performance, safety is lower, and sets without drag reduction
Meter, and airplane equipment is higher to energy consumption and security requirement, therefore is badly in need of developing a kind of small, highly-safe with energy loss
Product.
Summary of the invention
The object of the present invention is to provide a kind of flow losses, and few, safe and reliable self-insulating air pipe line of low flow resistance heats
Device.
The technical scheme is that a kind of self-insulating air pipe line heating device of low flow resistance comprising air inlet roll wave
Joint assembly, barrel component, electric-connected socket, air outlet roll wave joint assembly, wherein the air inlet roll wave joint assembly and
Air outlet roll wave joint assembly is socketed in barrel component both ends, and electric-connected socket is arranged on cylinder arm component, and the cylinder arm group
Drag reduction heater strip bracket component and armouring heater strip are provided in part, the drag reduction heater strip bracket component is hollow backbone knot
Structure, armouring heater strip are circumferentially positioned on drag reduction heater strip bracket component.
The drag reduction heater strip bracket component is made of three heated holders and the connecting rod for connecting heated holder,
Wherein, each heated holder is cyclic structure, divides inner ring and outer rings, outer ring and inner ring edge are provided with and add for armouring
The via hole that heated filament passes through, and be connected and fixed between inner ring and outer ring by connection sheet.
The connection sheet root is connect with connecting rod.
The connection sheet be Airfoil Design, up and down, front and back it is symmetrical.
The inner ring and outer rings front/rear end be Airfoil Design, up and down, front and back it is symmetrical.
The heated holder outer ring outer wall cuts into several intrados of uniform ring cloth.
The armouring heater strip is a whole silk, after reciprocal winding after the adjacent several via holes of outer ring, goes to inner ring via hole,
It comes out from inner ring via hole further around to outer ring via hole, and goes to inner ring after the adjacent several via holes of outer ring after reciprocal winding again, so
Repeatedly, realize in inner ring and outer rings it is uniform around to.
For the armouring heater strip outside around when referring to inner ring, turning fillet is not less than R3mm.
It is provided with temperature controller on the air outlet roll wave joint assembly, which connects with armouring heater strip, and connects
Electric-connected socket.
The outer annular knurl setting of the air outlet roll wave joint assembly.
The solution have the advantages that: the low self-insulating air pipe line heating device of flow resistance of the present invention is wanted meeting structural strength
Under the premise of asking, Aerodynamic optimization design is carried out, heated holder is designed as airfoil shape, enables air-flow by smooth when each piece surface
It flows through, reduces pneumatic separation, reduce flow losses；Using armouring heater strip and winding displacement layout is optimized, makes heater strip internal thread
It with air exclusion, and can effectively radiate, avoid hot-spot, effectively improve product safety reliability；And pass through installation temperature control
Device, the air themperature after accurate control heating, and there is high temperature automatic circuit break function, it prevents temperature excessively high, there is biggish reality
Border application value.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the low self-insulating air pipe line heating device of flow resistance of the present invention；
Fig. 2 is drag reduction heater strip bracket component and heater strip distribution schematic diagram；
Fig. 3 is air outlet roll wave joint module structure schematic diagram,
Wherein, 1- air inlet roll wave joint assembly, 2- barrel component, 3- electric-connected socket, 4- air outlet roll wave connector group
Part, 5- drag reduction heater strip bracket component, 6- armouring heater strip, 7- temperature controller, 8- inner ring, 9- outer ring, 10- connection sheet.
Specific embodiment
The present invention will be further described with reference to the accompanying drawings and examples:
Referring to Fig. 1, the low self-insulating air pipe line heating device of flow resistance of the present invention includes air inlet roll wave joint assembly, cylinder
Wall component, electric-connected socket, air outlet roll wave joint assembly, temperature controller.Wherein, the air inlet roll wave joint assembly and outlet air
Mouth roll wave joint assembly is socketed in barrel component both ends, and electric-connected socket is arranged on cylinder arm component, and in the cylinder arm component
It is provided with drag reduction heater strip bracket component and armouring heater strip, the drag reduction heater strip bracket component is hollow backbone structure, armour
Dress heater strip is circumferentially positioned on drag reduction heater strip bracket component.The temperature controller is arranged on air outlet roll wave joint assembly
Exit, which connects with armouring heater strip, and connects electric-connected socket, so as to accurately monitor the temperature of air outlet
Degree, when the temperature is excessively high, can cut off armouring heater strip power supply, prevent temperature excessively high, effective guarantee product safety reliability.
Referring to Fig. 2, the drag reduction heater strip bracket component is by three heated holders and for connecting heated holder
Connecting rod composition.Wherein, each heated holder is cyclic structure, divides inner ring and outer rings, outer ring and inner ring edge are respectively provided with
There is the via hole passed through for armouring heater strip, and is connected and fixed between inner ring and outer ring by connection sheet.
Wherein, the connection sheet root is connect with connecting rod, common to support fixed inner ring and outer rings.The heated holder into
Row Aerodynamic optimization design, i.e. connection sheet be Airfoil Design, up and down, front and back it is symmetrical, inner ring and outer rings front/rear end also sets for aerofoil profile
Meter, up and down, front and back it is symmetrical, meanwhile, the heated holder outer ring outer wall cuts into several intrados of uniform ring cloth (to outer ring table
The arcwall face structure of face indent) so that air-flow can smoothly flow through, reduce gas flow loss.
The armouring heater strip is a whole silk, after reciprocal winding after the adjacent several via holes of outer ring, goes to inner ring via hole,
It comes out from inner ring via hole further around to outer ring via hole, and goes to inner ring after the adjacent several via holes of outer ring after reciprocal winding again, so
Repeatedly, realize that the uniform coiling in inner ring and outer rings avoids office so as to effectively improve the thermal uniformity of armouring heater strip
Portion's overheat, improves product safety reliability.In addition, the armouring heater strip is outside around when referring to inner ring, turning fillet is not small
In R3mm, avoid losing.
In addition, the outer annular knurl setting of the air outlet roll wave joint assembly, it is convenient connect with pipeline or.
In conclusion the low self-insulating air pipe line heating device of flow resistance of the present invention is designed by the structure of heated holder component
And the winding displacement optimization of armouring heater strip, the retardance of product self-convection body can be effectively reduced, flow losses are reduced, isolation is empty
Gas makes product have insulation performance, and improves heat dissipation performance, improves safety in utilization, while having high temperature automatic circuit break function,
Prevent temperature excessively high, effective guarantee Product Safety has larger practical application value.
Claims (10)
1. a kind of self-insulating air pipe line heating device of low flow resistance, which is characterized in that including air inlet roll wave joint assembly, barrel
Component, electric-connected socket, air outlet roll wave joint assembly, wherein the air inlet roll wave joint assembly and air outlet roll wave connect
Head assembly is socketed in barrel component both ends, and electric-connected socket is arranged on cylinder arm component, and is provided with and subtracts in the cylinder arm component
Heater strip bracket component and armouring heater strip are hindered, the drag reduction heater strip bracket component is hollow backbone structure, armouring heater strip
It is circumferentially positioned on drag reduction heater strip bracket component.
2. the self-insulating air pipe line heating device of low flow resistance according to claim 1, which is characterized in that the drag reduction heating
Silk bracket component is made of three heated holders and the connecting rod for connecting heated holder, wherein each heated holder is
Cyclic structure divides inner ring and outer rings, and outer ring and inner ring edge are provided with the via hole passed through for armouring heater strip, and interior
It is connected and fixed between ring and outer ring by connection sheet.
3. the self-insulating air pipe line heating device of low flow resistance according to claim 2, which is characterized in that the connection sheet root
Portion is connect with connecting rod.
4. the self-insulating air pipe line heating device of low flow resistance according to claim 3, which is characterized in that the connection sheet is
Airfoil Design, up and down, front and back it is symmetrical.
5. the self-insulating air pipe line heating device of low flow resistance according to claim 3, which is characterized in that the inner ring and outer
Ring front/rear end be Airfoil Design, up and down, front and back it is symmetrical.
6. the self-insulating air pipe line heating device of low flow resistance according to claim 2, which is characterized in that the heated holder
Outer ring outer wall cuts into several intrados of uniform ring cloth.
7. the self-insulating air pipe line heating device of low flow resistance according to claim 1, which is characterized in that the armouring heating
Silk is a whole silk, after reciprocal winding after the adjacent several via holes of outer ring, goes to inner ring via hole, from inner ring via hole come out further around to
To outer ring via hole, and inner ring is gone to after the adjacent several via holes of outer ring after reciprocal winding again, repeatedly, realized in inner ring and outer rings
On it is uniform around to.
8. the self-insulating air pipe line heating device of low flow resistance according to claim 7, which is characterized in that the armouring heating
For silk outside around when referring to inner ring, turning fillet is not less than R3mm.
9. the self-insulating air pipe line heating device of low flow resistance according to claim 1, which is characterized in that the air outlet rolling
It is provided with temperature controller on wave joint assembly, which connects with armouring heater strip, and connects electric-connected socket.
10. the self-insulating air pipe line heating device of low flow resistance according to claim 1, which is characterized in that the air outlet
The outer annular knurl setting of roll wave joint assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811483883.0A CN109511179B (en) | 2018-12-05 | 2018-12-05 | Low flow resistance is from insulating air pipeline heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811483883.0A CN109511179B (en) | 2018-12-05 | 2018-12-05 | Low flow resistance is from insulating air pipeline heating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109511179A true CN109511179A (en) | 2019-03-22 |
| CN109511179B CN109511179B (en) | 2021-10-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811483883.0A Active CN109511179B (en) | 2018-12-05 | 2018-12-05 | Low flow resistance is from insulating air pipeline heating device |
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| CN (1) | CN109511179B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110290609A (en) * | 2019-06-18 | 2019-09-27 | 盾构及掘进技术国家重点实验室 | A kind of internal heat of low vacuum tunnel model test |
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| GB951947A (en) * | 1959-09-14 | 1964-03-11 | Philips Nv | Improvements in or relating to electric heating apparatus |
| JPS5737648A (en) * | 1980-08-14 | 1982-03-02 | Matsushita Electric Works Ltd | Heater structure for hot-air heater |
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| CN203375690U (en) * | 2013-07-12 | 2014-01-01 | 浙江工业大学 | Air heater |
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| WO2015052737A1 (en) * | 2013-10-11 | 2015-04-16 | Gamma S.P.A. | Method of manufacturing a coaxial electric resistance and coaxial electric resistance |
| CN105408145A (en) * | 2013-08-28 | 2016-03-16 | 株式会社马勒滤清系统 | Heating device for vehicle |
| CN205919514U (en) * | 2016-07-01 | 2017-02-01 | 江苏兴泰电器有限公司 | Novel energy -conserving duct insert heater |
| CN107514811A (en) * | 2017-09-04 | 2017-12-26 | 久盛电气股份有限公司 | A kind of pipeline fan heater |
| CN108779917A (en) * | 2016-03-15 | 2018-11-09 | 卢夫特工业公司 | handheld portable hot air device |
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2018
- 2018-12-05 CN CN201811483883.0A patent/CN109511179B/en active Active
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB951947A (en) * | 1959-09-14 | 1964-03-11 | Philips Nv | Improvements in or relating to electric heating apparatus |
| JPS5737648A (en) * | 1980-08-14 | 1982-03-02 | Matsushita Electric Works Ltd | Heater structure for hot-air heater |
| CN2609402Y (en) * | 2003-04-30 | 2004-04-07 | 黄德超 | Heating core of hair drier |
| CN201522108U (en) * | 2009-09-30 | 2010-07-07 | 黄德超 | Heat gun straight-line type heating core |
| CN203375690U (en) * | 2013-07-12 | 2014-01-01 | 浙江工业大学 | Air heater |
| CN104287408A (en) * | 2013-07-16 | 2015-01-21 | 戴森技术有限公司 | Heater for a hand held appliance |
| CN103438573A (en) * | 2013-08-06 | 2013-12-11 | 江苏苏美达五金工具有限公司 | Heating component of electric heating blower gun |
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| WO2015052737A1 (en) * | 2013-10-11 | 2015-04-16 | Gamma S.P.A. | Method of manufacturing a coaxial electric resistance and coaxial electric resistance |
| CN108779917A (en) * | 2016-03-15 | 2018-11-09 | 卢夫特工业公司 | handheld portable hot air device |
| CN205919514U (en) * | 2016-07-01 | 2017-02-01 | 江苏兴泰电器有限公司 | Novel energy -conserving duct insert heater |
| CN107514811A (en) * | 2017-09-04 | 2017-12-26 | 久盛电气股份有限公司 | A kind of pipeline fan heater |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110290609A (en) * | 2019-06-18 | 2019-09-27 | 盾构及掘进技术国家重点实验室 | A kind of internal heat of low vacuum tunnel model test |
| CN110290609B (en) * | 2019-06-18 | 2021-11-16 | 盾构及掘进技术国家重点实验室 | Internal heating device for low-vacuum tunnel model test |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109511179B (en) | 2021-10-08 |
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