CN101273835B - Safety energy-saving electric heating cooker - Google Patents
Safety energy-saving electric heating cooker Download PDFInfo
- Publication number
- CN101273835B CN101273835B CN2008100159328A CN200810015932A CN101273835B CN 101273835 B CN101273835 B CN 101273835B CN 2008100159328 A CN2008100159328 A CN 2008100159328A CN 200810015932 A CN200810015932 A CN 200810015932A CN 101273835 B CN101273835 B CN 101273835B
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- Prior art keywords
- electric heater
- heat conduction
- reflector
- collet
- heat
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- 238000005485 electric heating Methods 0.000 title claims abstract description 15
- 238000010438 heat treatment Methods 0.000 claims abstract description 20
- 239000002184 metal Substances 0.000 claims description 16
- 229910052751 metal Inorganic materials 0.000 claims description 16
- 238000010079 rubber tapping Methods 0.000 claims description 5
- 238000004134 energy conservation Methods 0.000 abstract description 4
- 210000000232 gallbladder Anatomy 0.000 abstract 3
- 238000009529 body temperature measurement Methods 0.000 abstract 1
- 238000004321 preservation Methods 0.000 abstract 1
- 238000009413 insulation Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 125000006850 spacer group Chemical group 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
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Abstract
The invention discloses a safe energy conservation electric heating pot which comprises a pot cover, a pot gallbladder, an electric radiator, a heat conducting housing, a heat insulating housing, a shell and the control device, wherein, the shell is internally fixed with the heat insulating housing; the heat conducting housing is arranged between the heat insulating housing and the pot gallbladder; the heat conducting housing is connected to the bottom of the heat insulating housing by a springing; the electric radiator is fixed above the bottom of the heat insulating housing, wherein, the bottom of the electric radiator is provided with a reflector; the bottom of the heat conducting housing corresponds to the opening of the electric radiator; the pot gallbladder, the heat conducting housing and the reflector form a closed heating heat preservation cavity. The safe energy conservation electric heating pot of the invention has the advantages of high heating efficiency, energy conservation, safety and reliability, and accurate temperature measurement.
Description
Technical field
The present invention relates to a kind of household electrical appliance, especially a kind of safety energy-saving electric heating cooker.
Background technology
Existing in the market electrothermal dark-red pottery class electric food warmer, low and improve the problem of the thermal efficiency for the manufacturing formed precision that solves pot courage, usually adopt the method for radiation cavity heating, representative technical scheme roughly has two kinds, a kind of scheme is that heat shield and mounting disc are set in housing, mounting disc and heat shield are mechanically coupled together, electric heater is fixed in the heat shield, elastic device is divided in mounting disc, and heat shield, electric heater fluctuates in the outer pot together, form the radiation heating chamber between heat shield and the pot courage, the electric heater top has been provided with the cover net assembly of protective action, as Chinese patent CN200980173Y, the characteristics of this structure are compact conformations, but owing to electric heater in use fluctuates with heat shield, bring hidden danger to electrical safety, there is unreliability in the electrical connection of electric heater, and protection net, heat shield, adopt comparatively complicated mechanical connection between the mounting disc three, make troubles for the assembling of heat radiating structure and dismounting maintenance.Another kind of scheme is to be provided with collet in housing, the reflection cover, the electric heater holder, electric heater is fixed on the collet, reflection cover bottom is provided with elastic device, electric heater is open, in the use, the reflection cover can fluctuate in collet, forms the radiation heating chamber between pot courage and the reflection cover, this structure has solved the electrical safety problem of electric heater, but the structure of electric heater seat is comparatively complicated, realize that cost is higher, and electric heater is open, do not putting under pot situation of courage heating, the user can directly contact with the high-temperature electric heat device, exists certain potential safety hazard, and foreign material easily fall into electric heater simultaneously, easy to clean not is as Chinese patent CN2882482Y.
Summary of the invention
For solving the deficiencies in the prior art part, the invention provides a kind of safety energy-saving electric heating cooker, this electric food warmer has the higher efficiency of heating surface, pot courage life-span height, the electric heater fixed structure is simple, connects safety and stability, and characteristics such as security protection structurally are provided for it.
For achieving the above object, the present invention has adopted following technical scheme to realize:
The present invention includes pot cover, pot courage, electric heater, heat conduction cover, collet, shell and control device, enclosure is collet fixedly, the heat conduction cover is between collet and pot courage and be trapped among pot courage bottom, the heat conduction cover is connected to the collet bottom by elastic device, electric heater is fixed on top, collet bottom, and described electric heater bottom is provided with upwards reflects the reflector of assembling with heat; The corresponding electric heater perforate in bottom of heat conduction cover, described heat conduction is enclosed within tapping bulge loop is set, and the reflector periphery is provided with lower convex ring, and heat conduction puts bulge loop and the reflector lower convex ring is vertically interlocking; Pot courage, heat conduction cover, reflector form closed heat tracing chamber.
Described heat conduction is overlapped corresponding electric heater tapping and is provided with the metal guard, and the metal guard is positioned at the electric heater top, and electric heater is played protection and bridging effect, and metal guard center also is provided with the ring-type support rim.
Described reflector medial surface is parabolic, and handle through mirror-smooth on the surface, and heat accumulation is also upwards reflected the heating kettle courage, reduces heat and transmits downwards.
Described reflector is provided with the fixedly support of electric heater.
Described reflector middle part also is provided with the heat insulation boss of ring-type, is provided with temperature measuring equipment in the heat insulation boss.
Described control device comprises the thermometric assembly, and thermometric assembly and collet bottom elasticity is connected, passes reflector successively, the metal guard contacts bottom pot courage.
Described electric heater is heat-generating pipe or heating plate.
Safety energy-saving electric heating cooker of the present invention has following useful technique effect:
1, improves the efficiency of heating surface and pot courage life-span.Because by the high-temperature hot air indirect pot courage in the closed heating chamber, and utilize reflector to heat upwards reflect aggtegation, significantly improved the efficiency of heating surface, a pot courage is heated evenly, and has eliminated the thermal deformation stress of bottom, has improved the service life of pot courage.
2, heat scatters and disappears and lacks energy savings.In comparatively narrow and small high temperature heating chamber, utilize hot air, heat is fully utilized, and relative and open type heating has tangible energy-conserving action, energy-conservation approximately about 30%.
3, safe and reliable, simple in structure.Because electric heater has been carried out secure fixation, the unreliability that is electrically connected of having avoided electric heater to float and bring, and electric heater directly is fixed on the reflector by support, fixed form is simple, realizes easily.Also provide security protection for it simultaneously by the heat conduction cover that is positioned at the electric heater top, the heat conduction cover is connected with the bottom by elastic device, far away when not putting into pot courage apart from electric heater, prevent the user under the situation of putting the heating of pot courage, directly contacting and heat injury, use safety and reliability do not take place with the high-temperature electric heat device.
4, thermometric precise control.Temperature measuring equipment is arranged in the heat insulation boss of ring-type of isolating with hot-air, has reduced the influence of hot-air to thermometric control, and temperature control is accurate, has guaranteed the culinary art effect.
Description of drawings:
Fig. 1 is the schematic diagram after safety energy-saving electric heating cooker pot courage of the present invention is put into.
Fig. 2 is the schematic diagram before safety energy-saving electric heating cooker pot courage of the present invention is put into.
Fig. 3 is heat conduction cover view.
Fig. 4 is the reflector view.
Among the figure: 1, pot cover; 2, pot courage; 3, electric heater; 4, reflector; 5, heat conduction cover; 6, collet; 7, shell; 8, control device; 9, spring; 10, spacer; 11, pillar; 12, nut; 41, support; 42, lower convex ring; 43; Heat insulation boss; 51, perforate; 52; The metal guard; 53, support rim; 54, go up bulge loop; 55, guide pillar; 501, heat tracing chamber; 81, thermometric assembly;
The specific embodiment
The present invention is further elaborated below in conjunction with drawings and Examples:
As Fig. 1, shown in Figure 2, the present invention is a kind of safety energy-saving electric heating cooker, comprise pot cover 1, pot courage 2, electric heater 3, reflector 4, heat conduction cover 5, collet 6, shell 7 and control device 8 etc., shell 7 internal fixation collets 6, pot courage 2 bottoms place in the heat conduction cover 5, heat conduction cover 5 is connected to collet 6 bottoms by elastic device, electric heater 3 is fixed on top, collet 6 bottoms, described electric heater 3 bottoms are provided with reflector 4, corresponding electric heater 3 perforates 51 in 5 bottoms are overlapped in heat conduction, pot courage 2, heat conduction cover 5, the closed heat tracing chamber 501 that forms between the reflector 4, electric heater 3 places in the closed heat tracing chamber, as shown in Figure 1.
Described electric heater 3 is fixed on top, collet 6 bottoms, be that reflector 4 bottoms are provided with spacer 10 and anchor post 11, pillar 11 passes spacer 10 and collet 6 bottom via, and with nut 12 lockings, reflector 4 and collet 6 bottoms is maintained a certain distance.Also be provided with the fixedly support 41 of electric heater 3 on the reflector 4, electric heater 3 is fixed on the reflector 4, strengthened the security reliability of electric heater 3 electric properties.Electric heater 3 lower surfaces remain on more than the 5mm to the distance of reflector 4 inner surfaces, conduct downwards to reduce heat, help reducing bottom temp equally, as shown in Figure 2.
5 corresponding electric heater 3 perforates, 51 places are overlapped in described heat conduction, are provided with bulge loop 54, as shown in Figure 3.Last bulge loop 54 is directly to be stretched downwards by heat conduction cover 5 to form, or is fixed on the individual part on the heat conduction cover 5.Bulge loop 54 on the correspondence, and reflector 4 is provided with lower convex ring 42, as shown in Figure 4.Lower convex ring 42 is directly to be stretched by reflector 4 to form, or be fixed on individual part on the reflector 4, last bulge loop 54 and lower convex ring 42 are vertically staggered, keep certain spacing (2-5mm) in the horizontal direction, put into pot courage 2, heat conduction cover 5 moves down, and upper and lower bulge loop is staggered in the horizontal direction closed, stop heat to transmitting all around, form the heat tracing chamber 501 of closure between pot courage 2, reflector 4, the heat conduction cover 5.
Described upper and lower bulge loop is staggered in the horizontal direction closed, be to go up bulge loop 54 in the outside, lower convex ring 42 is in the inboard, or lower convex ring 42 is in the outside, last bulge loop 54 is in the inboard, present embodiment adopts lower convex ring 42 in the outside, also is to go up the inside diameter of the outside diameter of bulge loop 54 less than lower convex ring 42, but should be greater than the maximum gauge of electric heater 3, to contain electric heater 3, better isolated heat improves the thermal efficiency, as shown in Figure 1 to transmitting all around.
The metal guard 52 that corresponding electric heater 3 tappings in 5 bottoms also have been provided with protection and conductive force is overlapped in described heat conduction, opening diameter should be enough big, makes progress in the transmittance process to guarantee heat, do not overlapped 5 bottoms by heat conduction by metal guard 52 and block reflection, improve the efficiency of heating surface, as shown in Figure 2.Metal guard 52 is positioned at electric heater 3 tops, the center is provided with the ring-type support rim 53 that supports pot courage bottom, after it highly guarantees to put into pot courage 2, the distance of pot courage 2 distance from bottom high-temperature metals is more than 2mm, to avoid pot courage 2 directly to contact with high-temperature metal, and cause pot courage 2 in heating process, the bottom is heated inequality and influences service life.
The ring-type support rim 53 that described metal guard 52 centers are provided with, put into pot courage 2 after, support rim 53 support pot courages 2 bottoms, and heat conduction cover 5 is moved down, until the bottom surface, pot edge of pot courage 2 support on collet 6, as shown in Figure 1.Support rim 53 centers are provided with tolerant hole, contact with pot courage 2 bottoms so that thermometric assembly 81 can pass freely through metal guard 52.
Described heat conduction cover 5 is connected to collet 6 bottoms by elastic device, heat conduction is overlapped 5 bottoms and is installed with guide pillar 55, as Fig. 1 or shown in Figure 2, guide pillar 55 passes the through hole of collet 6 bottoms and flexibly connects with it, spring 9 is socketed on the guide pillar 55, the upper end is overlapped 5 bottoms with heat conduction and is offseted, and lower end and collet 6 bottoms offset.When putting into pot courage 2, heat conduction cover 5 moves down, and when taking out pot courage 2, heat conduction cover 5 moves up.
Described reflector 4 inner surfaces are parabolic, carry out mirror-smooth and handle, can be with heat accumulation and upwards reflection, reducing heat transmits downwards, reduce the bottom environment temperature, help improving the operating mode and the expansion of utensil control function development of electronic devices and components, and improve the efficiency of heating surface.
Described control device 8 comprises thermometric assembly 81, described reflector 4 middle parts are provided with the heat insulation boss 43 of ring-type, and its middle part is a cavity, is provided with thermometric assembly 81 in the cavity, thermometric assembly 81 is connected with collet 6 bottoms by elastic device, can fluctuate in cavity.Cavity top drilling, aperture are enough big, so that thermometric assembly 81 can pass freely through heat insulation boss 43 tops and pot courage 2 bottom Elastic Contact.Pot is after courage 2 is in place, the apical side height of heat insulation boss 43 should be equal in or a little less than the end face of the support rim on the metal guard 52 53, can not be lower than the bottom surface of support rim 53, influence the precision that thermometric is controlled in order to avoid hot-air enters cavity.
Certainly, described electric heater 3 is fixed on top, collet 6 bottoms, reflector 4 is arranged on electric heater 3 belows, also can be that electric heater 3 directly is fixed on the collet 6 by fixture, as processing screw thread at electric heater 3 cold junctions, be fixed on top, collet 6 bottoms by nut check, reflector 4 also directly is fixed on the collet 6, or electric heater 3 is fixed on top, collet 6 bottoms, on the reflector 4 fixture is set, as support 41, be fixed on the electric heater 3, all be to reach purpose of the present invention.
Claims (5)
1. safety energy-saving electric heating cooker, comprise pot cover, pot courage, electric heater, heat conduction cover, collet, shell and control device thereof, enclosure is collet fixedly, the heat conduction cover is between collet and pot courage and be trapped among pot courage bottom, the heat conduction cover is connected to the collet bottom by elastic device, electric heater is fixed on top, collet bottom, it is characterized in that, described electric heater bottom is provided with upwards reflects the reflector of assembling with heat; The corresponding electric heater perforate in bottom of heat conduction cover, described heat conduction is enclosed within tapping bulge loop is set, and the reflector periphery is provided with lower convex ring, and heat conduction puts bulge loop and the reflector lower convex ring is vertically interlocking; Pot courage, heat conduction cover, reflector form closed heat tracing chamber.
2. safety energy-saving electric heating cooker according to claim 1 is characterized in that the tapping of described heat conduction cover is provided with the metal guard, and the metal guard is positioned at the electric heater top, and the center is provided with the ring-type support rim.
3. safety energy-saving electric heating cooker according to claim 1 is characterized in that described reflector medial surface is for parabolic.
4. according to claim 1 or 2 or 3 described safety energy-saving electric heating cookers, it is characterized in that described control device comprises the thermometric assembly, thermometric assembly and collet bottom elasticity is connected, passes reflector successively, the metal guard contacts bottom pot courage.
5. safety energy-saving electric heating cooker according to claim 1 is characterized in that described electric heater is heating tube or heating plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100159328A CN101273835B (en) | 2008-04-30 | 2008-04-30 | Safety energy-saving electric heating cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100159328A CN101273835B (en) | 2008-04-30 | 2008-04-30 | Safety energy-saving electric heating cooker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101273835A CN101273835A (en) | 2008-10-01 |
| CN101273835B true CN101273835B (en) | 2010-10-13 |
Family
ID=39994021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008100159328A Active CN101273835B (en) | 2008-04-30 | 2008-04-30 | Safety energy-saving electric heating cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101273835B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102133050A (en) * | 2010-12-21 | 2011-07-27 | 黄绪波 | Energy-saving, safety and insulating electric food warmer container |
| CN108324087A (en) * | 2018-02-08 | 2018-07-27 | 贺运香 | A kind of cooker of high-efficiency heating |
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2008
- 2008-04-30 CN CN2008100159328A patent/CN101273835B/en active Active
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| Publication number | Publication date |
|---|---|
| CN101273835A (en) | 2008-10-01 |
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| C14 | Grant of patent or utility model | ||
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