CN102871536A - Solar cooking apparatus - Google Patents
Solar cooking apparatus Download PDFInfo
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- CN102871536A CN102871536A CN201210363545XA CN201210363545A CN102871536A CN 102871536 A CN102871536 A CN 102871536A CN 201210363545X A CN201210363545X A CN 201210363545XA CN 201210363545 A CN201210363545 A CN 201210363545A CN 102871536 A CN102871536 A CN 102871536A
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- pot body
- cylindrical shell
- solar energy
- pot cover
- cooking appliance
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/44—Heat exchange systems
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Abstract
The invention discloses a solar cooking apparatus, and belongs to the field of solar utilization. The solar cooking apparatus comprises a barrel and a steamer. The steamer comprises a pot body and a pot cover. The barrel is hollow inside, a heat insulation layer is arranged in the wall of the barrel, the barrel is provided with a heat medium inlet and a heat medium outlet, the heat medium inlet is used for feeding a heat medium, and the heat medium outlet is used for discharging the heat medium. A boss protruded outwards is arranged on the upper portion of the pot body and is made of heat-insulation materials, the pot body is suspended inside the barrel through the boss, a cavity is formed between the pot body and the barrel and used for heating the heat medium to heat the pot body, and the pot cover covers the pot body and the barrel and is used for preventing loss of heat. The solar cooling apparatus has the advantages of simple structure, convenience in use, low loss of heat and high utilization efficiency.
Description
Technical field
The present invention relates to field of solar energy utilization, particularly a kind of solar energy cooking appliance.
Background technology
Along with the mankind's development, the progress of society, people are for the raising of quality of the life cognition, to the yearning of environmental protection and low-carbon (LC) life, so that people get over as craving for for the application of new forms of energy in life.
Solar energy is as a kind of the most cleaning, and the energy of popularizing the most enjoys liking of people.In the activity, increasing people selects to cook cuisines with solar energy out of doors.
But present stage lacks the special stove that is complementary with solar energy, uses common kitchen range to utilize the solar energy cooking food, has inconvenience, the problem that efficiency of utilization is low and thermal loss is large used.
Summary of the invention
In order to solve the problem of prior art, the embodiment of the invention provides a kind of solar energy cooking appliance.Described technical scheme is as follows:
A kind of solar energy cooking appliance, described solar energy cooking appliance comprises cylindrical shell and steamer, described steamer comprises pot body and pot cover, described inner barrel hollow, be provided with heat-insulation layer in the barrel of described cylindrical shell, described cylindrical shell is provided with thermal medium import and thermal medium outlet, described thermal medium import is used for introducing thermal medium, described thermal medium outlet is used for deriving the thermal medium of cooling, described pot body top is provided with outwards outstanding boss, described boss adopts insulation material to make, described pot body hangs by described boss and is placed on described inner barrel, forms cavity between described pot body and the described cylindrical shell, and described cavity is used for by described thermal medium in order to heat described pot body, described pot cover covers the top of described pot body and described cylindrical shell, and described pot cover is used for preventing the loss of heat.
Particularly, described pot cover is Double-layered pot cover, be divided into upper strata pot cover and lower floor's pot cover according to position setting up and down difference, described upper strata pot cover covers the top of described cylindrical shell, described upper strata pot cover runs off in order to prevent the heat in the described cavity, described lower floor pot cover covers the top of described pot body, and described lower floor pot cover runs off in order to prevent the heat in the described pot body, is provided with shared steam vent in described upper strata pot cover and the described lower floor pot cover.
Further, described solar energy cooking appliance also comprises a plurality of fins, and described a plurality of fins all are arranged on the described pot body, and described a plurality of fins are all for heat absorption and heat transfer.
Particularly, the bottom that is arranged on described pot body that described a plurality of fins are vertical, and described a plurality of fin distributes radially.
Particularly, the sidepiece that is arranged on described pot body that described a plurality of fins are vertical, and the sidepiece circumference lateral stacking of the relatively described pot of described a plurality of fin body or vertically stack distribution.
Particularly, the cross section of described a plurality of fins is straight line or curve.
Further, described solar energy cooking appliance also comprises a plurality of guide vanes, the inner surface setting of the barrel of the relatively described cylindrical shell of described a plurality of guide vane, described a plurality of guide vane is all for heat conduction and heat transfer, is beneficial to circulate in the described cavity that described thermal medium forms between described pot body and described cylindrical shell.
Further, described solar energy cooking appliance also comprises locking device, and described locking device is fixed on the described cylindrical shell, and described locking device makes described pot cover be combined closely with described cylindrical shell.
Particularly, described locking device comprises fixed block, lock-screw and catch, described fixed block is fixed on the described cylindrical shell, described lock-screw is arranged on the described fixed block, described catch is enclosed within on the described lock-screw, during use, by described lock-screw so that described catch snap on the described pot cover, and so that described pot cover be combined closely with described cylindrical shell.
Further, described solar energy cooking appliance also comprises thermal baffle, described thermal baffle is arranged between the inner surface of described bottom of pot body edge and described cylindrical shell barrel, and described thermal baffle correspondence is below described thermal medium outlet, and described thermal baffle directly flows out from described thermal medium outlet without described pot body in order to prevent described thermal medium.
The beneficial effect that the technical scheme that the embodiment of the invention provides is brought is: the embodiment of the invention adopts the structure comprise cylindrical shell and steamer, has simple in structurely, conveniently uses the advantage that thermal loss is little and efficiency of utilization is high.
Description of drawings
In order to be illustrated more clearly in the technical scheme in the embodiment of the invention, the accompanying drawing of required use was done to introduce simply during the below will describe embodiment, apparently, accompanying drawing in the following describes only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Figure 1A is the main cutaway view of the solar energy cooking appliance that provides of the embodiment of the invention;
Figure 1B is the top view of Figure 1A;
Fig. 2 A is the main cutaway view of the Double-layered pot cover that provides of the embodiment of the invention;
Fig. 2 B is the top view of Fig. 2 A;
Fig. 3 A be one embodiment of the invention provide the pot body front view;
Fig. 3 B is the upward view of Fig. 3 A;
Fig. 4 A is the main cutaway view of the cylindrical shell that provides of the embodiment of the invention;
Fig. 4 B is the A-A cutaway view of Fig. 4 A;
Fig. 5 A be another embodiment of the present invention provide the pot body front view;
Fig. 5 B is the upward view of Fig. 5 A;
Fig. 6 A be further embodiment of this invention provide the pot body front view;
Fig. 6 B is the upward view of Fig. 6 A;
Fig. 7 A be yet another embodiment of the invention provide the pot body front view;
Fig. 7 B is the upward view of Fig. 7 A;
Fig. 8 A be further embodiment of this invention provide the pot body front view;
Fig. 8 B is the upward view of Fig. 8 A;
Fig. 9 A be yet another embodiment of the invention provide the pot body front view;
Fig. 9 B is the upward view of Fig. 9 A.
In the accompanying drawing, the component list of each label representative is as follows:
1 upper strata pot cover, 2 lower floor's pot covers, 3 pots of bodies, 4 boss, 5 fins, 6 heat-insulation layers, 7 thermal medium imports, 8 heat flow provinces, 9 thermal baffles, the outlet of 10 thermal medium, 11 locking devices, 12 steam vents, 13 Double-layered pot covers, 14 cavitys, 15 steamers, 16 cylindrical shells, 17 guide vanes.
The specific embodiment
For making the purpose, technical solutions and advantages of the present invention clearer, embodiment of the present invention is described further in detail below in conjunction with accompanying drawing.
Shown in Figure 1A and 1B, the embodiment of the invention provides a kind of solar energy cooking appliance, described solar energy cooking appliance comprises cylindrical shell 16 and steamer 15, described steamer 15 comprises pot body 3 and pot cover, described cylindrical shell 16 inner hollow, be provided with heat-insulation layer 6 in the barrel of described cylindrical shell 16, described cylindrical shell 16 is provided with thermal medium import 7 and thermal medium outlet 10, described thermal medium import 7 is used for introducing thermal medium, described thermal medium outlet 10 is used for deriving the thermal medium of cooling, described pot body 3 tops are provided with outwards outstanding boss 4, described boss 4 adopts insulation material to make, described pot body 3 is by described boss 4 outstanding described cylindrical shell 16 inside that are placed on, form cavity 14 between described pot body 3 and the described cylindrical shell 16, described cavity 14 is used for by described thermal medium in order to heat described pot body 3, and described pot cover covers the top of described pot body 3 and described cylindrical shell 16, and described pot cover is used for preventing the loss of heat.
Particularly, in the present embodiment, thermal medium import 7 is arranged on the bottom of cylindrical shell 16, and thermal medium outlet 10 is arranged on the sidepiece of cylindrical shell 16.
The operation principle of the embodiment of the invention:
Shown in Figure 1A, steamer 15 relies on the gravity of self to put in the cylindrical shell 16, boss 4 is combined closely with cylindrical shell 16, cavity 14 between steamer 15 and cylindrical shell 16 forms an airtight heat flow province 8, during work, thermal medium is entered in this heat flow province 8 by the thermal medium import 7 of solar energy cooking appliance, thermal medium from bottom to top, steamer 15 in the heating heat flow province 8, the heat of thermal medium is after steamer 15 absorbs, and heat reduces, and flows out from thermal medium outlet 10, enter solar range and continue to be entered by thermal medium import 7 again after the heating, heating steamer 15.And so forth circulation, continuous heating steamer 15.
Embodiment of the invention cylindrical shell 16 and boss 4 carry heat insulation layer structure, the convenient use when reducing thermal loss; Steamer 15 of the present invention is placed in the cylindrical shell 16, and both junction structure couplings are combined closely by steamer 15 self gravitations, in conjunction with closely, effectively reduce thermal loss, improve efficiency of utilization.Therefore, the present invention has simple in structure, convenient use, the advantage that thermal loss is little and efficiency of utilization is high.
More specifically, the 6 preferred high temperature resistant heat insulation materials that adopt of the heat-insulation layer in the embodiment of the invention are made.
Particularly, shown in Fig. 2 A and Fig. 2 B, described pot cover is Double-layered pot cover 13, be divided into upper strata pot cover 1 and lower floor's pot cover 2 according to position setting up and down difference, described upper strata pot cover 1 covers the top of described cylindrical shell 16, and described upper strata pot cover 1 runs off in order to prevent the heat in the described cavity 14, and described lower floor pot cover 2 covers the top of described pot body 3, described lower floor pot cover 2 runs off in order to prevent the heat in the described pot body 3, is provided with shared steam vent 12 in described upper strata pot cover 1 and the described lower floor pot cover 2.
In the present embodiment, lower floor's pot cover 2 fastens with pot body 3, upper strata pot cover 1 fastens with described cylindrical shell 16, play the Double insulating effect, by the boss 4 of pot body 3, the heat-insulation layer 6 of cylindrical shell 16 and the heat loss that Double-layered pot cover 13 has reduced the solar energy cooking appliance effectively, further improved the overall thermal utilization rate of solar energy cooking appliance.
More specifically, in the present embodiment, transparent glass or the low material of other thermostable transparent avirulence thermal conductivities of described Double-layered pot cover 13 preferential employings made.
Further, shown in Fig. 3 A and Fig. 3 B, Fig. 5 A and Fig. 5 B, Fig. 6 A and Fig. 6 B, Fig. 7 A and Fig. 7 B, Fig. 8 A and Fig. 8 B and Fig. 9 A and Fig. 9 B, described solar energy cooking appliance also comprises a plurality of fins 5, described a plurality of fin 5 all is arranged on the described pot body 3, and described a plurality of fins 5 are all for heat absorption and heat transfer.
In the present embodiment, owing to the existence of fin 5, strengthen the heating surface area of steamer 15, so that the efficiency of utilization of steamer 15 promotes greatly, simultaneously heat has been passed to pot body 3 fast, improved firing rate.
Particularly, the bottom that is arranged on described pot body 3 that described a plurality of fin 5 is vertical, and described a plurality of fin 5 distributes radially.
Particularly, the sidepiece that is arranged on described pot body 3 that described a plurality of fin 5 is vertical, and the sidepiece circumference lateral stacking of the relatively described pot of described a plurality of fin 5 body 3 or vertically stack distribute.
Particularly, the cross section of described a plurality of fin 5 is straight line or curve.
Particularly, in the present embodiment, the high temperature resistant high thermal conductivity metal material of described fin 5 preferred employings.
Particularly, shown in Fig. 3 A and 3B, in the present embodiment, fin 5 cross sections are straight line, and namely fin 5 is the linear pattern fin, wherein, the linear pattern fin radiation that is positioned at the bottom of a pan is arranged, and the linear pattern fin of the sidepiece of pot body 3 laterally superposes on the sidepiece above-below direction of pot body 3 and arranges.
Particularly, such as Fig. 5 A and Fig. 5 B, in the present embodiment, fin 5 cross sections are straight line, and namely fin 5 is the linear pattern fin, wherein, are positioned at the bottom of a pan linear pattern fin radiation and arrange, and the linear pattern fin that is positioned at the sidepiece of pot body 3 is arranged in the vertical stack of the sidepiece of pot body 3.
Particularly, such as Fig. 6 A and Fig. 6 B, present embodiment is the fin steamer structure that linear pattern combines with the wave line style, fin 5 cross sections are straight line, be that fin 5 is the linear pattern fin, fin 5 cross sections are the wave line style, and namely fin 5 is wave line style fin, wherein: the linear pattern fin radiation that is positioned at the bottom of a pan is arranged, and the wave line style fin that is positioned at the sidepiece of pot body 3 laterally superposes on the sidepiece above-below direction of pot body 3 and arranges.
Particularly, such as Fig. 7 A and Fig. 7 B, present embodiment is the fin steamer structure that linear pattern combines with the wave line style, wherein, undaform fin 5 radiation that are positioned at the bottom of a pan are arranged, and the linear pattern fin 5 that is positioned at the sidepiece of pot body 3 laterally superposes on the sidepiece above-below direction of pot body 3 and arranges.
Particularly, such as Fig. 8 A and Fig. 8 B, present embodiment is the fin steamer structure that linear pattern combines with the wave line style, and wherein, undaform fin 5 radiation that are positioned at the bottom of a pan are arranged, and the linear pattern fin 5 that is positioned at the sidepiece of pot body 3 vertically superposes on the pot wall and arranges.
Particularly, such as Fig. 9 A and Fig. 9 B, present embodiment is wave line style fin steamer structure, and wherein, undaform fin 5 radiation that are positioned at the bottom of a pan are arranged, and the undaform fin 5 that is positioned at the sidepiece of pot body 3 laterally superposes on the sidepiece above-below direction of pot body 3 and arranges.
Further, shown in Fig. 4 A, described solar energy cooking appliance also comprises a plurality of guide vanes 17, the inner surface setting of the barrel of the relatively described cylindrical shell 16 of described a plurality of guide vane 17, described a plurality of guide vane 17 is beneficial to the cavity 14 interior circulations that described thermal medium forms all for heat conduction and heat transfer between described pot body 3 and described cylindrical shell 16.
In the present embodiment, cylindrical shell 16 interior employing guide vane 17 structures, can improve the heating surface area of pot body 3, improve efficiency of utilization, be arranged on simultaneously guide vane 17 and pot body 3 Proper Matchs in the cylindrical shell 16, further increased the heating surface area of pot body 3, and so that the circulation of thermal medium in cylindrical shell 16 is smooth and easy steadily, effectively reduce the power of motor of the power set that promote the thermal medium circulation, reduced the energy consumption of cycle power device.
Further, shown in Fig. 4 A, described solar energy cooking appliance also comprises locking device 11, and described locking device 11 is fixed on the described cylindrical shell 16, and described locking device 11 makes described pot cover and described cylindrical shell 16 in conjunction with tight.
The embodiment of the invention adopts said structure, and described Double-layered pot cover 13 is combined closely with described heat-flow device, reduces heat loss.
Particularly, described locking device 11 comprises fixed block, lock-screw and catch, described fixed block is fixed on the described cylindrical shell 16, described lock-screw is arranged on the described fixed block, described catch is enclosed within on the described lock-screw, during use, by described lock-screw so that described catch snap on the described pot cover, and so that described pot cover and described cylindrical shell 16 in conjunction with closely.
Further, shown in Fig. 4 A and 4B, described solar energy cooking appliance also comprises thermal baffle 9, described thermal baffle 9 is arranged between the inner surface of described pot body 3 bottom margins and described cylindrical shell 16 barrels, and described thermal baffle 9 correspondences are below described thermal medium outlet 10, and described thermal baffle 9 is used for preventing that described thermal medium from directly flowing out from described thermal medium outlet 10 without described pot body 3.
More specifically, in the present embodiment, thermal medium is the medium that conduction oil or water or air etc. can conduct heat.
The invention described above embodiment sequence number does not represent the quality of embodiment just to description.
The above only is preferred embodiment of the present invention, and is in order to limit the present invention, within the spirit and principles in the present invention not all, any modification of doing, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. solar energy cooking appliance, it is characterized in that, described solar energy cooking appliance comprises cylindrical shell and steamer, described steamer comprises pot body and pot cover, described inner barrel hollow, be provided with heat-insulation layer in the barrel of described cylindrical shell, described cylindrical shell is provided with thermal medium import and thermal medium outlet, described thermal medium import is used for introducing thermal medium, described thermal medium outlet is used for deriving the thermal medium of cooling, described pot of body top is provided with outwards outstanding boss, and described boss adopts insulation material to make, and described pot body hangs by described boss and is placed on described inner barrel, form cavity between described pot body and the described cylindrical shell, described cavity is used for by described thermal medium in order to heat described pot body, and described pot cover covers the top of described pot body and described cylindrical shell, and described pot cover is used for preventing the loss of heat.
2. solar energy cooking appliance according to claim 1, it is characterized in that, described pot cover is Double-layered pot cover, be divided into upper strata pot cover and lower floor's pot cover according to position setting up and down difference, described upper strata pot cover covers the top of described cylindrical shell, described upper strata pot cover runs off in order to prevent the heat in the described cavity, described lower floor pot cover covers the top of described pot body, described lower floor pot cover runs off in order to prevent the heat in the described pot body, is provided with shared steam vent in described upper strata pot cover and the described lower floor pot cover.
3. solar energy cooking appliance according to claim 1 is characterized in that, described solar energy cooking appliance also comprises a plurality of fins, and described a plurality of fins all are arranged on the described pot body, and described a plurality of fins are all for heat absorption and heat transfer.
4. solar energy cooking appliance according to claim 3 is characterized in that, the bottom that is arranged on described pot body that described a plurality of fins are vertical, and described a plurality of fin distributes radially.
5. solar energy cooking appliance according to claim 3 is characterized in that, the sidepiece that is arranged on described pot body that described a plurality of fins are vertical, and the sidepiece circumference lateral stacking of the relatively described pot of described a plurality of fin body or vertically stack distribution.
6. solar energy cooking appliance according to claim 3 is characterized in that, the cross section of described a plurality of fins is straight line or curve.
7. solar energy cooking appliance according to claim 1, it is characterized in that, described solar energy cooking appliance also comprises a plurality of guide vanes, the inner surface setting of the barrel of the relatively described cylindrical shell of described a plurality of guide vane, described a plurality of guide vane is all for heat conduction and heat transfer, is beneficial to circulate in the described cavity that described thermal medium forms between described pot body and described cylindrical shell.
8. solar energy cooking appliance according to claim 1 is characterized in that, described solar energy cooking appliance also comprises locking device, and described locking device is fixed on the described cylindrical shell, and described locking device makes described pot cover be combined closely with described cylindrical shell.
9. solar energy cooking appliance according to claim 8, it is characterized in that, described locking device comprises fixed block, lock-screw and catch, described fixed block is fixed on the described cylindrical shell, described lock-screw is arranged on the described fixed block, and described catch is enclosed within on the described lock-screw, during use, by described lock-screw so that described catch snap on the described pot cover, and so that described pot cover be combined closely with described cylindrical shell.
10. the described solar energy cooking appliance of each claim according to claim 1-9, it is characterized in that, described solar energy cooking appliance also comprises thermal baffle, described thermal baffle is arranged between the inner surface of described bottom of pot body edge and described cylindrical shell barrel, and described thermal baffle correspondence is below described thermal medium outlet, and described thermal baffle directly flows out from described thermal medium outlet without described pot body in order to prevent described thermal medium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210363545.XA CN102871536B (en) | 2012-09-25 | 2012-09-25 | Solar cooking apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210363545.XA CN102871536B (en) | 2012-09-25 | 2012-09-25 | Solar cooking apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102871536A true CN102871536A (en) | 2013-01-16 |
| CN102871536B CN102871536B (en) | 2015-01-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210363545.XA Expired - Fee Related CN102871536B (en) | 2012-09-25 | 2012-09-25 | Solar cooking apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102871536B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111265012A (en) * | 2020-01-20 | 2020-06-12 | 合肥人和节能环保设备制造有限公司 | Electric steam heat-preservation serving trolley |
| WO2020147593A1 (en) * | 2019-01-15 | 2020-07-23 | 深圳汉食智能科技有限公司 | Food steamer |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5892756A (en) * | 1981-11-28 | 1983-06-02 | Matsushita Electric Ind Co Ltd | Solar heat collector |
| CN2443681Y (en) * | 2000-10-27 | 2001-08-22 | 北京清华阳光能源开发有限责任公司 | Compact type solar energy cooker |
| CN101248960A (en) * | 2008-02-04 | 2008-08-27 | 郭卫康 | Range/kitchen tool using solar/low ebb electric energy heat storage for kitchen work/heat supply water/heating and method thereof |
| CN201177393Y (en) * | 2008-02-15 | 2009-01-07 | 赵二斤 | Low heat loss flat type solar heat-collector |
| CN201822605U (en) * | 2010-10-16 | 2011-05-11 | 陆建益 | Solar steamer |
| CN202919908U (en) * | 2012-09-25 | 2013-05-08 | 皇明太阳能股份有限公司 | Solar energy cooking appliance |
-
2012
- 2012-09-25 CN CN201210363545.XA patent/CN102871536B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5892756A (en) * | 1981-11-28 | 1983-06-02 | Matsushita Electric Ind Co Ltd | Solar heat collector |
| CN2443681Y (en) * | 2000-10-27 | 2001-08-22 | 北京清华阳光能源开发有限责任公司 | Compact type solar energy cooker |
| CN101248960A (en) * | 2008-02-04 | 2008-08-27 | 郭卫康 | Range/kitchen tool using solar/low ebb electric energy heat storage for kitchen work/heat supply water/heating and method thereof |
| CN201177393Y (en) * | 2008-02-15 | 2009-01-07 | 赵二斤 | Low heat loss flat type solar heat-collector |
| CN201822605U (en) * | 2010-10-16 | 2011-05-11 | 陆建益 | Solar steamer |
| CN202919908U (en) * | 2012-09-25 | 2013-05-08 | 皇明太阳能股份有限公司 | Solar energy cooking appliance |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020147593A1 (en) * | 2019-01-15 | 2020-07-23 | 深圳汉食智能科技有限公司 | Food steamer |
| CN111265012A (en) * | 2020-01-20 | 2020-06-12 | 合肥人和节能环保设备制造有限公司 | Electric steam heat-preservation serving trolley |
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| Publication number | Publication date |
|---|---|
| CN102871536B (en) | 2015-01-21 |
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