CN203837033U - Gas appliance with air preheating device - Google Patents
Gas appliance with air preheating device Download PDFInfo
- Publication number
- CN203837033U CN203837033U CN201420242442.2U CN201420242442U CN203837033U CN 203837033 U CN203837033 U CN 203837033U CN 201420242442 U CN201420242442 U CN 201420242442U CN 203837033 U CN203837033 U CN 203837033U
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- air
- cooker
- gas
- diameter
- heater
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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Abstract
The utility model belongs to the field of cooking ranges and specifically relates to a gas appliance with an air preheating device. The gas appliance with the air preheating device is structured in a way that a cooker body is matched with cookware, a cooker ring is arranged between the cooker body and the cookware, the cooker ring is matched with the cookware to form a hearth, while the cooker body is matched with the cooker ring to form an exhaust gas chamber, and a burner assembly is connected to and arranged at the bottom of the hearth; the gas appliance with the air preheating device is characterized in that a preheating pipe is arranged, in a matching manner, in the exhaust gas chamber formed by the cooker body and the cooker ring, the inlet end of the preheating pipe is connected with an external air blower by virtue of a pipeline, the outlet end of the preheating pipe is connected with the air inlet of the burner assembly by virtue of a pipeline, an exhaust gas inlet is formed in the cooker ring, and an exhaust gas outlet is formed in the cooker body. The high-temperature exhaust gas in the exhaust gas chamber formed by the cooker body and the cooker ring is used for preheating air about to go into a cooker core (because the gas can be burnt thoroughly after being mixed with air at certain high temperature), so that the air reaching certain high temperature is mixed and contacts with the gas while going into the cooker core before combustion, and therefore, the gas can be burnt more thoroughly and the emission of harmful substances such as nitric oxides is reduced; the thermal efficiency is improved and the gas cost is saved, and better efficient environmental protection is achieved.
Description
Technical field
The utility model belongs to cooking stove field, is specially a kind of gas utensil with air preheater.
Background technology
Large stove is in the market fried kitchen range and the Chinese food frying-oven ubiquity thermal efficiency is low, energy consumption is large problem, and has the discharge of the harmful substances such as a large amount of nitrogen oxide, and kitchen staff's body and mind and environment have been brought to great injury.Such as existing large stove stir-fry kitchen range and Chinese food frying-oven on market are not heated to the air entering, many employing natural winds, Cryogenic air directly enter in burner hearth burns with combustion gas mixing, cause fuel gas buring abundant not, hot gas after burning is directly discharged in air, heat energy does not have to fully utilize, not only make the discharge of the harmful substances such as nitrogen oxide increase, cause the wasting of resources and environmental pollution.
Utility model content
For problems of the prior art, the purpose of this utility model is to provide a kind of gas utensil with air preheater.
For addressing the above problem, the utility model provides a kind of gas utensil with air preheater, body of heater 2 coordinates with pan, stove circle 1 is set between body of heater 2 and pan, stove circle 1 coordinates formation burner hearth with pan, burner hearth bottom connection arranges burner assembly 6, body of heater 2 coordinates formation exhaust air chamber 8 with stove circle 1, it is characterized in that body of heater 2 coordinates with stove circle 1 in the exhaust air chamber 8 forming is equipped with economizer bank 4, economizer bank 4 entrance points are connected with external blower 5 by pipeline, economizer bank 4 ports of export are connected with the air inlet 7 of burner assembly 6 by pipeline, waste gas inlet 11 is set on stove circle 1, exhaust vent 12 is set on body of heater 2.
The described gas utensil with air preheater, is characterized in that described body of heater 2 outsides are equipped with fender 3.
The described gas utensil with air preheater, is characterized in that economizer bank 4 is 201 stainless steel tubes, is unsettled setting in described exhaust air chamber 8.
The described gas utensil with air preheater, is characterized in that described waste gas inlet 11 is arranged on stove circle 1 wall, and exhaust vent 12 arranges the bottom of body of heater 2.
The described gas utensil with air preheater, is characterized in that stove circle 1 inwall sets gradually outer heat insulation foam 9 and wire netting 10.
The described gas utensil with air preheater, is characterized in that outer heat insulation foam 9 adopts polycrystalline mullite material.
The described gas utensil with air preheater, is characterized in that the 10 surface coatings of described wire netting arrange high-temperaure coating.
The described gas utensil with air preheater, it is characterized in that described wire netting 10 by 4-10 layer mesh number and diameter all not identical ferrum-chromium-aluminum net be interweaved and be formed by stacking.
The described gas utensil with air preheater, it is characterized in that described wire netting 10 is interweaved and is formed by stacking by 7 layers of ferrum-chromium-aluminum net, each layer of mesh number and diameter are respectively: ground floor mesh number is that 40 orders, diameter are 0.15mm, second layer mesh number is 40 orders, diameter is 0.2mm, three-layer network order number is that 30 orders, diameter are 0.15mm, four-layer network order number is that 20 orders, diameter are 0.2mm, layer 5 mesh number is that 20 orders, diameter are 0.15mm, layer 6 mesh number is that 30 orders, diameter are 0.15mm, and layer 7 mesh number is that 40 orders, diameter are 0.15mm.
Compared with prior art, the utlity model has following advantage:
Economizer bank is arranged in the exhaust air chamber between stove circle and body of heater, utilize the waste heat that is retained in burner hearth, waste gas indoor exhaust air after burning to carry out preheating (because burn again after the air of certain high temperature and combustion gas mixing to being about to enter the air of burner assembly, be conducive to the abundant burning of combustion gas), the air that makes to reach certain high temperature burns after contacting with combustion gas mixing while entering combustion chamber again, make the more abundant of fuel gas buring, reduced the discharge of the harmful substances such as nitrogen oxide, not only improve the thermal efficiency, saved combustion gas cost, and environmental protection more.
Outer heat insulation foam has adopted polycrystalline mullite fibre material, has increased the effect of heat-insulation and heat-preservation.
Wire netting adopt mesh number and directly all not identical ferrum-chromium-aluminum net be interweaved and be formed by stacking, waste gas carries out second-time burning by ferrum-chromium-aluminum net, produce a large amount of far infrareds, and Heated by Far-Infrared Radiation has the features such as the efficiency of heating surface is high, energy-conservation, heat temperature raising is fast, not only improved the thermal efficiency, also utilize waste heat again waste gas to be heated, make the waste gas that enters waste gas chamber reach higher temperature, the air in economizer bank is better heated.
Accompanying drawing explanation
Fig. 1 is structural representation one of the present utility model;
Fig. 2 is structural representation two of the present utility model;
Fig. 3 is structural representation three of the present utility model;
In figure: 1-stove circle, 2-body of heater, 3-fender, 4-economizer bank, 5-air blast, 6-burner assembly, 7-air inlet, 8-exhaust air chamber, the outer heat insulation foam of 9-, 10-wire netting, 11-waste gas inlet, 12-exhaust vent.
The specific embodiment
Below in conjunction with Figure of description, the utility model is described in further detail.
A kind of gas utensil with air preheater, body of heater 2 coordinates with pan, stove circle 1, stove circle 1 are set between body of heater 2 and pan to be coordinated with pan and forms burner hearth, burner hearth bottom connection arranges burner assembly 6, body of heater 2 coordinates formation exhaust air chamber 8 with stove circle 1, it is characterized in that body of heater 1 coordinates with stove circle 2 in the exhaust air chamber 8 forming is equipped with economizer bank 4, economizer bank 4 entrance points are connected with external blower 5 by pipeline, economizer bank 4 ports of export are connected with the air inlet 7 of burner assembly 6 by pipeline, waste gas inlet 11 is set on stove circle 1, exhaust vent 12 is set on body of heater 2.Body of heater 2 outsides are equipped with fender 3.Economizer bank 4 is 201 stainless steel tubes, is unsettled setting in described exhaust air chamber 8.Waste gas inlet 11 is arranged on stove circle 1 wall in addition, and exhaust vent 12 arranges the bottom of body of heater 2, increases the time that waste gas stops in exhaust air chamber.Waste gas enters in exhaust air chamber 8 by waste gas inlet 11, directly the air entering in economizer bank 4 is heated, make the interior air themperature of economizer bank 4 bring up to 150 degree left and right, degree-200 from 25 degree, be beneficial to the abundant mixed combustion of combustion gas and air, be unlikely to again to cause combustion gas in mixing chamber, just to be burnt because of excess Temperature, more than thermal efficiency raising 15%-30%.Said apparatus assembling is simple in addition, and cost is low.
In the above-mentioned gas utensil with air preheater, on stove circle 1 inwall, set gradually outer heat insulation foam 9 and wire netting 10, outer heat insulation foam 9 adopts polycrystalline mullite material, wire netting 10 by 7 layers of mesh number and diameter all not identical ferrum-chromium-aluminum net be interweaved and be formed by stacking, ground floor mesh number is 40 orders, diameter is 0.15mm, second layer mesh number is 40 orders, diameter is 0.2mm, three-layer network order number is 30 orders, diameter is 0.15mm, four-layer network order number is 20 orders, diameter is 0.2mm, layer 5 mesh number is 20 orders, diameter is 0.15mm, layer 6 mesh number is 30 orders, diameter is 0.15mm, layer 7 mesh number is 40 orders, diameter is 0.15mm, wherein the 3rd layer is mainly used in absorbing emission gases (promoting that waste gas is in this second-time burning) with layer 6.Not only improved the thermal efficiency, and to secondary exhaust gas heating, made waste gas enter exhaust air chamber 8 with the temperature of 150 degree-200 degree.
Claims (9)
1. the gas utensil with air preheater, body of heater (2) coordinates with pan, stove circle (1) is set between body of heater (2) and pan, stove circle (1) coordinates formation burner hearth with pan, body of heater (2) coordinates formation exhaust air chamber (8) with stove circle (1), burner hearth bottom connection arranges burner assembly (6), it is characterized in that body of heater (2) coordinates with stove circle (1) in the exhaust air chamber (8) forming is equipped with economizer bank (4), economizer bank (4) entrance point is connected with external blower (5) by pipeline, economizer bank (4) port of export is connected with the air inlet (7) of burner assembly (6) by pipeline, waste gas inlet (11) is set on stove circle (1), exhaust vent (12) is set on body of heater (2).
2. the gas utensil with air preheater according to claim 1, is characterized in that described body of heater (2) outside is equipped with fender (3).
3. the gas utensil with air preheater according to claim 1, is characterized in that economizer bank (4) is 201 stainless steel tubes, is unsettled setting in described exhaust air chamber (8).
4. the gas utensil with air preheater according to claim 1, is characterized in that described waste gas inlet (11) is arranged on stove circle (1) wall, and exhaust vent (12) arranges the bottom of body of heater (2).
5. the gas utensil with air preheater according to claim 1, is characterized in that stove circle (1) inwall sets gradually outer heat insulation foam (9) and wire netting (10).
6. the gas utensil with air preheater according to claim 5, is characterized in that outer heat insulation foam (9) adopts polycrystalline mullite fibre material.
7. the gas utensil with air preheater according to claim 5, is characterized in that described wire netting (10) surface coating arranges high-temperaure coating.
8. the gas utensil with air preheater according to claim 5, it is characterized in that described wire netting (10) by 4-10 layer mesh number and diameter all not identical ferrum-chromium-aluminum net be interweaved and be formed by stacking.
9. the gas utensil with air preheater according to claim 7, it is characterized in that described wire netting (10) is interweaved and is formed by stacking by 7 layers of ferrum-chromium-aluminum net, each layer of mesh number and diameter are respectively: ground floor mesh number is 40 orders, diameter is 0.15mm, second layer mesh number is 40 orders, diameter is 0.2mm, three-layer network order number is 30 orders, diameter is 0.15mm, four-layer network order number is 20 orders, diameter is 0.2mm, layer 5 mesh number is 20 orders, diameter is 0.15mm, layer 6 mesh number is 30 orders, diameter is 0.15mm, layer 7 mesh number is 40 orders, diameter is 0.15mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420242442.2U CN203837033U (en) | 2014-05-13 | 2014-05-13 | Gas appliance with air preheating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420242442.2U CN203837033U (en) | 2014-05-13 | 2014-05-13 | Gas appliance with air preheating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203837033U true CN203837033U (en) | 2014-09-17 |
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ID=51514865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420242442.2U Active CN203837033U (en) | 2014-05-13 | 2014-05-13 | Gas appliance with air preheating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203837033U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105864829A (en) * | 2016-05-30 | 2016-08-17 | 湖北中瑞天恒节能科技发展有限公司 | Ultralow-noise commercial cooker |
-
2014
- 2014-05-13 CN CN201420242442.2U patent/CN203837033U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105864829A (en) * | 2016-05-30 | 2016-08-17 | 湖北中瑞天恒节能科技发展有限公司 | Ultralow-noise commercial cooker |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |