CN109392203A - A kind of resistance wire structure and the electric radiation heater with the resistance wire - Google Patents
A kind of resistance wire structure and the electric radiation heater with the resistance wire Download PDFInfo
- Publication number
- CN109392203A CN109392203A CN201810866144.3A CN201810866144A CN109392203A CN 109392203 A CN109392203 A CN 109392203A CN 201810866144 A CN201810866144 A CN 201810866144A CN 109392203 A CN109392203 A CN 109392203A
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- China
- Prior art keywords
- resistance wire
- resistance
- resistance band
- radiating fin
- band
- Prior art date
- 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.)
- Pending
Links
- 230000005855 radiation Effects 0.000 title claims abstract description 25
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000007254 oxidation reaction Methods 0.000 abstract description 6
- 230000003111 delayed effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 230000017525 heat dissipation Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 230000001934 delay Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- H05B3/68—Heating arrangements specially adapted for cooking plates or analogous hot-plates
-
- 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—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
Landscapes
- Resistance Heating (AREA)
Abstract
The invention discloses a kind of resistance wire structures, it is simple to provide a kind of structure, manufacturing cost is low, resistance wire surface Working Temperature can be reduced, resistance wire is delayed to aoxidize, significantly improve the resistance wire structure in resistance wire service life and the electric radiation heater with the resistance wire, solving existing in the prior art can not be effectively reduced resistance wire surface Working Temperature, cause resistance wire that high-temperature oxydation easily occurs, and further cause fusing failure, reduce the technical problem of service life of resistance wire etc., it includes resistance band and several angles set on resistance band lower edge, the resistance band upper edge opposite with the angle upwardly extends to form several radiating fins.
Description
Technical field
The present invention relates to a kind of resistance wire structures more particularly to one kind can reduce resistance wire surface Working Temperature, delays electricity
Hinder silk oxidation, hence it is evident that improve the resistance wire structure in resistance wire service life and the electric radiation heater with the resistance wire.
Background technique
Electric radiation heater is a kind of kitchen appliance, since it is fast with heating speed, radiationless, does not choose pot, beautiful outline form
The advantages that sight, therefore application is become increasingly popular in people's lives, due to the difference of culinary art habit, cook gimmick and cooking time
Difference, therefore just to the service life of electric radiation heater, more stringent requirements are proposed.And the failure of electric radiation heater, exhausted big portion
Dividing is resistance wire failure.Existing resistance wire structure usually by the zigzag below the continous way resistance band and resistance band of top not
Continuous fixed part composition, discontinuous fixed part, which is inserted on chassis, is used to fixed resistance silk, the continous way being located above in structure
Resistance band is fever section.And core element of the resistance wire as electric radiation heater, failure procedure are general are as follows: resistance wire surface
High-temperature oxydation, oxide regions are thinning, resistance becomes larger, and oxide regions operating temperature increases, and oxide regions are more oxidizable, until resistance
Silk fusing failure delays resistance wire to aoxidize it follows that reducing resistance wire surface Working Temperature, is that the raising resistance wire service life is straight
Connect effective method.And the method for commonly reducing resistance wire surface Working Temperature (i.e. reduction resistance wire surface power density) has
Following two: first is that increasing resistance wire length, increasing resistance wire height simultaneously, resistance wire resistance can be kept constant in this way；Two
It is to reduce resistance wire thickness, increases resistance wire height, keeps resistance wire length constant.But since the cloth silk space in radiation disk has
Limit, while to guarantee the safe distance between resistance wire, the length of resistance wire unlimited cannot lengthen, simultaneously because existing resistance
Silk thickness minimum value be 0.05mm, have reached the limit of Economic Application, such as reduce resistance wire thickness again, not only difficulty of processing and
Cost will increase dramatically, simultaneously because its uniformity is worse with the reduction of resistance wire thickness, can reduce its service life instead.
Therefore it cannot achieve the purpose for extending resistance wire service life by above two method.
Summary of the invention
For the present invention mainly there is provided a kind of structure is simple, manufacturing cost is low, can reduce resistance wire surface Working Temperature, prolong
Slow resistance wire oxidation, hence it is evident that improve the resistance wire structure in resistance wire service life and the electric radiation heater with the resistance wire, solve
It is existing in the prior art that resistance wire surface Working Temperature can not be effectively reduced, cause the resistance wire high-temperature oxydation easily occurs, and
Further cause fusing failure, reduces the technical problem of service life of resistance wire etc..
Above-mentioned technical problem of the invention is mainly to be addressed by following technical proposals: a kind of resistance wire structure,
Including resistance band and set on several angles of resistance band lower edge, the resistance band upper edge opposite with the angle is upward
Extend to form several radiating fins.In use, resistance wire is positioned by the angle of lower edge, led by intermediate resistance band
Electricity, at this time by the almost nil in discontinuously arranged radiating fin electric current of top, therefore the heat that radiating fin generates is several
It is zero, at this time since resistance band and radiating fin are there are the temperature difference, the heat of resistance band is conducted to radiating fin, radiating fin
Resistance band heat dissipation is accelerated, the temperature of resistance band is reduced, during which since radiating fin is also at heating region, by dissipating
The heat that hot fins conduct goes out equally effectively heats the implementations such as cookware, i.e., in the case where non-off-energy, by resistance
Band implements effective temperature-reducing to delay its oxidation, so that the purpose for significantly improving resistance wire service life is realized, energy conservation and environmental protection, knot
Structure is simple, and manufacturing cost is low.
Preferably, the radiating fin integral type is connected on resistance band and uniform thickness coplanar with resistance band.Radiating fin
It is formed with resistance band by same plate stamping, simple process, manufacturing cost is low, and uniformity is good, is conducive to extend making for resistance wire
Use the service life.
Preferably, the radiating fin is uniformly distributed along its length on resistance band.Radiating fin is in resistance band
Upper edge keeps equidistant when being uniformly distributed, it is ensured that resistance band temperature sink is consistent, to make resistance band own temperature uniform one
It causes, not only can avoid hot-spot influences the service life of resistance wire, but also avoidable hot-spot makes cookware uneven heating.
Preferably, the height of the radiating fin is 0.5mm to 4mm.Radiating fin keeps reasonable height, can both make
Resistance band temperature is maintained at zone of reasonableness, and can optimize product structure, and the excessively high bring material cost of radiating fin is avoided to improve
And influence the interior spatial structure of electric radiation heater.
Preferably, the adjacent heat radiation spacing of fin is from 0.2 mm to 2mm.Kept between adjacent heat radiation fin reasonably away from
From optimizing the heat dissipation effect of radiating fin, guarantee the cooling effect of resistance band.
Radiating fin can also be polygon or other irregular shape, preferably, the radiating fin be rectangle,
Parallelogram, triangle, trapezoidal or waveform.According to use demand, radiating fin can be shaped to various shapes, wherein especially
Simple with rectangular configuration processing and forming, heat dissipation area is big, and effect is good.
Preferably, the angle integral type is connected on resistance band and uniform thickness coplanar with resistance band.Angle and electricity
Stopband is formed by same plate stamping, and simple process, manufacturing cost is low, while ensuring that resistance band obtains stabilization in length direction can
The fixation leaned on.
Preferably, left and right is bent to waveform, and wavy resistance band wave crest position to the resistance band along its length
In the middle part of adjacent heat radiation fin or adjacent positioned foot.It is real in the case where the resistance band realization equal length of serpentine-like left and right bending
Border extends the effective length of resistive conductor, to reduce resistance wire surface Working Temperature, conducive to the service life for extending resistance wire；It is curved
When folding wave crest is located at the middle part of adjacent heat radiation fin or adjacent positioned foot, it is ensured that bending power is consistent, and reduction resistance wire deflection makes
Finished product resistance wire consistency is good.
A kind of electric radiation heater, junction block and temperature controller including chassis and on chassis, the resistance wire structure
On resistance band be connected on junction block and keep being alternatively arranged on chassis, and resistance band is fixed on correspondence further through angle
Chassis surface on.Resistance wire keeps equidistant evenly distributed in chassis surface, it is ensured that top cookware is heated evenly, and is avoided simultaneously
It is in contact generation short circuit phenomenon.
Preferably, the angle is vertically plugged and fixed on chassis surface, radiating fin is perpendicularly oriented to top.Heat dissipation
Fin is directed toward the corresponding upper space of cookware vertically upward, it is ensured that radiating fin implements effectively heat dissipation, guarantees heat dissipation effect.
Therefore, a kind of resistance wire structure of the invention and the electric radiation heater with the resistance wire have an advantage that
It is in the electric current very little of discontinuously arranged radiating fin, even zero, i.e. radiating fin by top when electric radiation heater works
The heat that piece itself generates is seldom, higher in continuously distributed resistance band temperature among resistance wire due to being located at, heat dissipation
Fin and resistance band are there are the temperature difference, and the heat of resistance band is conducted to radiating fin, i.e., resistance band accelerates to radiate by radiating fin,
To make wire temperature reduce, resistance wire is delayed to aoxidize, improve resistance wire service life, structure is simple, and energy loss is small, system
It makes at low cost.
Detailed description of the invention:
Structural schematic diagram when Fig. 1 the first embodiment of resistance wire of the present invention；
Structural schematic diagram when Fig. 2 second of embodiment of resistance wire of the present invention；
Structural schematic diagram when Fig. 3 the third embodiment of resistance wire of the present invention；
Structural schematic diagram when 4th kind of embodiment of Fig. 4 resistance wire of the present invention；
Structural schematic diagram when 5th kind of embodiment of Fig. 5 resistance wire of the present invention；
Structural schematic diagram when 6th kind of embodiment of Fig. 6 resistance wire of the present invention；
Structural schematic diagram when 7th kind of embodiment of Fig. 7 resistance wire of the present invention；
Structural schematic diagram when 8th kind of embodiment of Fig. 8 resistance wire of the present invention；
The structural schematic diagram of Fig. 9 electric radiation heater of the present invention；
Figure 10 is A-A cross-sectional view shown in Fig. 9.
Specific embodiment:
Below with reference to the embodiments and with reference to the accompanying drawing the technical solutions of the present invention will be further described.
Embodiment 1:
As shown in Figure 1, a kind of resistance wire structure of the invention, resistance band 1 and integral type including strip are connected to resistance band 1
The angle 2 of several rectangles equidistantly distributed of lower edge, resistance band 1 upper edge opposite with angle 2 are integrated upwards
Formula extends to form the radiating fin 3 for the rectangle that several are equidistantly distributed, and radiating fin 3, angle 2 and resistance band 1 are by same
The metallic plate punching of thickness forms, and the height of radiating fin 3 and angle 2 is 2mm, adjacent radiating fin 3 or adjacent
2 spacing of angle be 1 mm, and very much not upper equal and relative to resistance band 1 the median plane of radiating fin 3 and angle 2 is in
Upper and lower symmetrical, when radiating fin 3 and angle 2 go to upper and lower symmetrical, molding is simple, and when installation does not need to distinguish down
The angle 2 of side can carry out Fast Installation, improve production efficiency.In order to extend the effective length of resistance wire, resistance band 1 is along length
The waveform that degree direction or so bending is evenly distributed, and 1 wave crest of wavy resistance band is located at adjacent heat radiation fin 3 or adjacent
The middle part of angle 2.
Embodiment 2:
As shown in Fig. 2, adjacent 3 spacing of radiating fin is 0.4 mm, adjacent 2 spacing of angle is 1 mm, and radiating fin
Piece 3 and angle 2 correspond, and the longitudinal center plane of the two is coplanar.Rest part is identical with embodiment 1.
Embodiment 3:
As shown in figure 3, adjacent 3 spacing of radiating fin is 2 mm, adjacent 2 spacing of angle is 1 mm, and radiating fin 3
It is corresponded with angle 2, the longitudinal center plane of the two is coplanar.Rest part is identical with embodiment 1.
Embodiment 4:
As shown in figure 4, radiating fin 3 is parallelogram, adjacent radiating fin 3 or adjacent 2 spacing of angle are 1
Mm, radiating fin 3 and angle 2 correspond, and the longitudinal center plane of angle 2 passes through the bottom edge center of radiating fin 3.Remaining
Part is identical with embodiment 1.
Embodiment 5:
As shown in figure 5, radiating fin 3 be it is trapezoidal, adjacent 3 bottom edge of radiating fin or adjacent 2 spacing of angle are 1 mm,
Radiating fin 3 and angle 2 correspond, and the longitudinal center plane of the two is coplanar.Rest part is identical with embodiment 1.
Embodiment 6:
As shown in fig. 6, radiating fin 3 is inverted trapezoidal, adjacent 3 bottom edge of radiating fin or adjacent 2 spacing of angle are 1
Mm, radiating fin 3 and angle 2 correspond, and the longitudinal center plane of the two is coplanar.Rest part is identical with embodiment 1.
Embodiment 7:
As shown in fig. 7, radiating fin 3 is the equilateral triangle of connection distribution, adjacent 2 spacing of angle is 1 mm, positioning
2 width of foot and adjacent 2 spacing of angle are 1 mm, the gap one between radiating fin 3 and angle 2 and adjacent positioned foot 2
One is corresponding, and longitudinal center plane is coplanar.Rest part is identical with embodiment 1.
Embodiment 8:
As shown in figure 8, radiating fin 3 is waveform, the wave crest or trough and adjacent angle 2 of adjacent radiating fin 3
Spacing is 1 mm, and radiating fin 3 and angle 2 correspond, and the longitudinal center plane of the two is coplanar.Rest part and embodiment
1 is identical.
Embodiment 9:
As illustrated in fig. 9 or 10, a kind of electric radiation heater including circular chassis 4 and is fixed on the junction block 5 at 4 edge of chassis
With temperature controller 6, temperature controller 6 is rod-type temperature controller, and level is hung on 4 middle part top of chassis, and resistance band 1 is connected on junction block 5,
And resistance band 1 is along the circumferential direction distributed on chassis 1, adjacent resistance band 1 keeps equidistant intervals arrangement, 1 lower section of resistance band
Angle 2 be vertically plugged and fixed on 1 surface of chassis, radiating fin 3 be perpendicularly oriented to top.Rest part and embodiment 1 are complete
It is exactly the same.
Specific embodiment described herein is only to give an example to design of the invention.Technology belonging to the present invention
The technical staff in field can make various modifications or additions to the described embodiments or by a similar method
Substitution, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (10)
1. a kind of resistance wire structure, special including resistance band (1) and set on several angles (2) of resistance band (1) lower edge
Sign is: resistance band (1) upper edge opposite with the angle (2) upwardly extends to form several radiating fins (3).
2. a kind of resistance wire structure according to claim 1, it is characterised in that: radiating fin (3) the integral type connection
The coplanar uniform thickness on resistance band (1) and with resistance band (1).
3. a kind of resistance wire structure according to claim 1 or 2, it is characterised in that: the radiating fin (3) is in resistance band
(1) it is uniformly distributed along its length on.
4. a kind of resistance wire structure according to claim 1 or 2, it is characterised in that: the height of the radiating fin (3) is
0.5mm to 4mm.
5. a kind of resistance wire structure according to claim 1 or 2, it is characterised in that: adjacent heat radiation fin (3) spacing
From 0.2 mm to 2mm.
6. a kind of resistance wire structure according to claim 1 or 2, it is characterised in that: the radiating fin (3) be rectangle,
Parallelogram, triangle, trapezoidal or waveform.
7. a kind of resistance wire structure according to claim 1 or 2, it is characterised in that: angle (2) the integral type connection
The coplanar uniform thickness on resistance band (1) and with resistance band (1).
8. a kind of resistance wire structure according to claim 1 or 2, it is characterised in that: the resistance band (1) is along its length
Left and right is bent to waveform, and wavy resistance band (1) wave crest is located at adjacent heat radiation fin (3) or adjacent positioned foot (2)
Middle part.
9. a kind of electric radiation heater with resistance wire described in claim 1 including chassis (4) and is set on chassis (4)
Junction block (5) and temperature controller (6), it is characterised in that: the resistance band (1) in the resistance wire structure is connected on junction block (5)
And it keeps being alternatively arranged on chassis (1), and resistance band (1) is fixed on corresponding chassis (1) surface further through angle (2)
On.
10. electric radiation heater according to claim 9, it is characterised in that: the angle (2) is vertically plugged and fixed the bottom of at
On disk (1) surface, radiating fin (3) is perpendicularly oriented to top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810866144.3A CN109392203A (en) | 2018-08-01 | 2018-08-01 | A kind of resistance wire structure and the electric radiation heater with the resistance wire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810866144.3A CN109392203A (en) | 2018-08-01 | 2018-08-01 | A kind of resistance wire structure and the electric radiation heater with the resistance wire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109392203A true CN109392203A (en) | 2019-02-26 |
Family
ID=65416699
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810866144.3A Pending CN109392203A (en) | 2018-08-01 | 2018-08-01 | A kind of resistance wire structure and the electric radiation heater with the resistance wire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109392203A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113891510A (en) * | 2021-06-16 | 2022-01-04 | 安吉热威电热科技有限公司 | Radiation disc structure and processing method of heat insulation ring on radiation disc |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5284538A (en) * | 1975-11-14 | 1977-07-14 | Ego Elektro Blanc & Fischer | Glass ceramic plate electric radiation heater |
| US6216334B1 (en) * | 1997-04-12 | 2001-04-17 | Ceramaspeed Limited | Electric heater and method of manufacture |
| CN2455030Y (en) * | 2000-11-22 | 2001-10-17 | 冯季强 | Electrode for flexible electric-heating film heating-body |
| CN1812671A (en) * | 2005-01-22 | 2006-08-02 | 塞拉麦斯皮德有限公司 | Radiant electric heating element |
| CN201042081Y (en) * | 2007-06-01 | 2008-03-26 | 罗立权 | An electric heating furnace tray |
| CN201315676Y (en) * | 2008-12-26 | 2009-09-23 | 岑乾光 | Electrical heating fuse of heat radiation furnace |
| CN101662854A (en) * | 2009-07-03 | 2010-03-03 | 杨宁 | heating plate |
| CN201601852U (en) * | 2009-12-17 | 2010-10-06 | 宁波玮璐电器科技有限公司 | Strip-shaped heating material used for electrothermal furnaces |
| CN202153787U (en) * | 2011-04-15 | 2012-02-29 | 杭州热威机电有限公司 | Radiation heater |
| EP2943044A1 (en) * | 2014-05-06 | 2015-11-11 | BSH Hausgeräte GmbH | Heater for a cooking appliance and cooking appliance, in particular a hotplate |
| CN208581356U (en) * | 2018-08-01 | 2019-03-05 | 安吉热威电热科技有限公司 | A kind of resistance wire structure and the electric radiation heater with the resistance wire |
-
2018
- 2018-08-01 CN CN201810866144.3A patent/CN109392203A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5284538A (en) * | 1975-11-14 | 1977-07-14 | Ego Elektro Blanc & Fischer | Glass ceramic plate electric radiation heater |
| US6216334B1 (en) * | 1997-04-12 | 2001-04-17 | Ceramaspeed Limited | Electric heater and method of manufacture |
| CN2455030Y (en) * | 2000-11-22 | 2001-10-17 | 冯季强 | Electrode for flexible electric-heating film heating-body |
| CN1812671A (en) * | 2005-01-22 | 2006-08-02 | 塞拉麦斯皮德有限公司 | Radiant electric heating element |
| CN201042081Y (en) * | 2007-06-01 | 2008-03-26 | 罗立权 | An electric heating furnace tray |
| CN201315676Y (en) * | 2008-12-26 | 2009-09-23 | 岑乾光 | Electrical heating fuse of heat radiation furnace |
| CN101662854A (en) * | 2009-07-03 | 2010-03-03 | 杨宁 | heating plate |
| CN201601852U (en) * | 2009-12-17 | 2010-10-06 | 宁波玮璐电器科技有限公司 | Strip-shaped heating material used for electrothermal furnaces |
| CN202153787U (en) * | 2011-04-15 | 2012-02-29 | 杭州热威机电有限公司 | Radiation heater |
| EP2943044A1 (en) * | 2014-05-06 | 2015-11-11 | BSH Hausgeräte GmbH | Heater for a cooking appliance and cooking appliance, in particular a hotplate |
| CN208581356U (en) * | 2018-08-01 | 2019-03-05 | 安吉热威电热科技有限公司 | A kind of resistance wire structure and the electric radiation heater with the resistance wire |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113891510A (en) * | 2021-06-16 | 2022-01-04 | 安吉热威电热科技有限公司 | Radiation disc structure and processing method of heat insulation ring on radiation disc |
| CN113891510B (en) * | 2021-06-16 | 2024-04-26 | 安吉热威电热科技有限公司 | Radiation disc structure and processing method of heat insulation ring on radiation disc |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190226 |