CN111374530B - Novel energy-saving electric cooker - Google Patents
Novel energy-saving electric cooker Download PDFInfo
- Publication number
- CN111374530B CN111374530B CN202010291389.5A CN202010291389A CN111374530B CN 111374530 B CN111374530 B CN 111374530B CN 202010291389 A CN202010291389 A CN 202010291389A CN 111374530 B CN111374530 B CN 111374530B
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- movable rod
- temperature
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- sheath
- spring
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- 238000010438 heat treatment Methods 0.000 claims abstract description 69
- 230000001105 regulatory effect Effects 0.000 claims abstract description 11
- 235000007164 Oryza sativa Nutrition 0.000 claims abstract description 7
- 235000009566 rice Nutrition 0.000 claims abstract description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 26
- 239000010959 steel Substances 0.000 claims description 26
- 239000002184 metal Substances 0.000 claims description 17
- 238000005192 partition Methods 0.000 claims description 8
- 241000209094 Oryza Species 0.000 claims description 6
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims 8
- 230000000694 effects Effects 0.000 abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 240000007594 Oryza sativa Species 0.000 abstract 1
- 230000029087 digestion Effects 0.000 abstract 1
- 230000000630 rising effect Effects 0.000 abstract 1
- 238000010411 cooking Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000005389 magnetism Effects 0.000 description 2
- 101100298222 Caenorhabditis elegans pot-1 gene Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J27/00—Cooking-vessels
- A47J27/004—Cooking-vessels with integral electrical heating means
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/24—Warming devices
- A47J36/2483—Warming devices with electrical heating means
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
- A47J36/00—Parts, details or accessories of cooking-vessels
- A47J36/32—Time-controlled igniting mechanisms or alarm devices
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Cookers (AREA)
Abstract
The invention discloses a novel energy-saving electric cooker, which comprises a cooker body, wherein the upper end cover of the cooker body is provided with a cooker cover, the inner cavity of the cooker body is provided with an inner container, the bottom of the cooker body is provided with a heating element, the inner side wall of the cooker body is provided with a temperature control chamber, and the temperature control chamber is internally provided with a temperature sensing element and a temperature regulating mechanism; the utility model discloses energy-conserving electric rice cooker is through increasing temperature sensing element and temperature regulating mechanism in a kind of deep pot body for when the rising of inner bag temperature reaches rated temperature, break off the power of high-power heating tube in the heating element, and switch on the power of low-power heating tube, with keep inner bag temperature at rated temperature until the digestion completion, play the effect of power saving, saving energy consumption.
Description
Technical Field
The invention relates to the technical field of electric rice cookers, in particular to a novel energy-saving electric rice cooker.
Background
The electric cooker is also called an electric cooker. The cooker which converts electric energy into internal energy is convenient to use, clean and sanitary, and can also perform various operation functions such as steaming, boiling, stewing and the like on food. The electric cooker in the current market is mainly divided into a plurality of types such as chassis heating, vertical three-dimensional heating, three-dimensional heating, IH electromagnetic heating and the like, and the four types are all steamed with rated power until the completion, but the problem of energy saving is solved, and the requirements of people on electricity saving and energy consumption saving cannot be met.
Disclosure of Invention
The invention aims to provide a novel energy-saving electric cooker, which is characterized in that a temperature sensing element and a temperature regulating mechanism are added in a cooker body, so that when the temperature of an inner container rises to a rated temperature, the power supply of a high-power heating tube in a heating element is disconnected, and the power supply of a low-power heating tube is connected, so that the temperature of the inner container is kept at the rated temperature until the cooking is completed, the effects of saving electricity and energy are achieved, and the problems in the background art are solved.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the novel energy-saving electric cooker comprises a cooker body, wherein a cooker cover is arranged on an upper end cover of the cooker body, an inner container is arranged in an inner cavity of the cooker body, a heating element is arranged at the bottom of the cooker body, a temperature control chamber is arranged on the inner side wall of the cooker body, and a temperature sensing element and a temperature regulating mechanism are arranged in the temperature control chamber;
The heating element consists of a chassis, a partition plate, a high-power heating pipe, a low-power heating pipe, a middle column and a heat conducting disc; the high-power heating tube is coiled in the first heating chamber, the low-power heating tube is coiled in the second heating chamber, the middle column is arranged in the middle of the chassis, one end of the middle column is also provided with a screw hole, the heat conducting disc is covered on the chassis, the bottom of the heat conducting disc is also provided with a screw rod, the screw hole is correspondingly matched with the screw rod, one end of the screw rod is inserted in the screw hole and is fixed through threaded engagement;
the temperature sensing element consists of magnetic steel, a permanent magnet, a first sheath, a second sheath and a first spring; the magnetic steel is sleeved in the first sheath and is arranged at one end of the temperature control chamber, the permanent magnet is sleeved in the second sheath and is arranged at one end of the magnetic steel, the first spring is arranged between the first sheath and the second sheath, one end of the first spring is connected with the first sheath, and the other end of the first spring is connected with the second sheath;
The temperature adjusting mechanism consists of a first movable rod, a second movable rod, a first lug, a second spring and a metal end; the first movable rod is arranged at the other end of the temperature control chamber through the rotating shaft, the second movable rod is arranged at the middle part of the temperature control chamber through the rotating shaft, the first lug is arranged at one end of the first movable rod, the second lug is arranged at one end of the second movable rod, the first lug is in contact connection with the second lug, the second spring is arranged at one end of the second movable rod, one end of the second spring is in contact connection with the second movable rod, the other end of the second spring is arranged on the side wall of the temperature control chamber, the metal end is arranged at the other end of the first movable rod, and a first contact and a second contact are further arranged on the metal end.
Preferably, the outer side wall of one end of the chassis is further provided with a first lead hole and a second lead hole, the first lead hole is communicated with the first heating chamber, and the second lead hole is communicated with the second heating chamber.
Preferably, one end of the high-power heating tube is connected with a first wire, one end of the first wire is inserted into the first lead hole and extends out of the chassis, one end of the low-power heating tube is connected with a second wire, and one end of the second wire is inserted into the second lead hole and extends out of the chassis.
Preferably, one end of the magnetic steel extends out of the temperature control chamber and is attached to the outer side wall of the inner container.
Preferably, the other end of the first movable rod extends to the bottom of the pot body, and the metal end is inserted between the first wire and the second wire.
Preferably, the first contact is in contact connection with a contact of the first wire, and the second contact is in contact connection with a contact of the second wire.
Preferably, the upper surface of the heat conducting disc is in contact connection with the bottom of the inner container.
Preferably, the other end of the second movable rod is in contact connection with the permanent magnet.
Compared with the prior art, the invention has the beneficial effects that:
According to the novel energy-saving electric cooker provided by the invention, through the temperature sensing element and the temperature regulating mechanism, when the inner container is heated by the heating element, the surface of the inner container can directly transfer heat to the magnetic steel; the magnetic property of the magnetic steel is reduced to the minimum along with the continuous increase of the temperature of the inner container until the rated temperature, at the moment, the permanent magnet attracted on the magnetic steel is separated from the magnetic steel, and the second movable rod is propped against under the action of the first spring, so that the first bump at one end of the second movable rod is contacted and propped against the second bump, the metal end at the other end of the first movable rod is caused to displace, the first contact is separated from the contact of the first wire, the second contact is contacted with the contact of the second wire, the power supply of the high-power heating tube is disconnected, and the power supply of the low-power heating tube is connected, so that the temperature is kept at the rated temperature until the cooking is completed, and the effects of saving electricity and energy are achieved.
Drawings
FIG. 1 is an overall block diagram of the present invention;
FIG. 2 is a block diagram of a heating element of the present invention;
FIG. 3 is a top view of the chassis of the present invention;
FIG. 4 is a block diagram of a temperature sensing element and a temperature regulating mechanism of the present invention;
Fig. 5 is a view showing a structure of a metal tip according to the present invention.
In the figure: 1. a pot body; 2. a pot cover; 3. an inner container; 4. a heating element; 41. a chassis; 411. a first heating chamber; 412. a second heating chamber; 413. a first lead hole; 414. a second lead hole; 42. a partition plate; 43. a high-power heating tube; 431. a first wire; 44. a low-power heating tube; 441. a second wire; 45. a center column; 451. a screw hole; 46. a heat conduction plate; 461. a screw; 5. a temperature control chamber; 6. a temperature sensing element; 61. magnetic steel; 62. a permanent magnet; 63. a first sheath; 64. a second sheath; 65. a first spring; 7. a temperature adjusting mechanism; 71. a first movable lever; 72. a second movable rod; 73. a first bump; 74. a second bump; 75. a second spring; 76. a metal tip; 761. a first contact; 762. and a second contact.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-5, a novel energy-saving electric cooker comprises a cooker body 1, wherein a cooker cover 2 is arranged on an upper end cover of the cooker body 1, an inner container 3 is arranged in an inner cavity of the cooker body 1, a heating element 4 is arranged at the bottom in the cooker body 1, a temperature control chamber 5 is arranged on the inner side wall of the cooker body 1, and a temperature sensing element 6 and a temperature regulating mechanism 7 are arranged in the temperature control chamber 5.
The heating element 4 consists of a chassis 41, a partition plate 42, a high-power heating tube 43, a low-power heating tube 44, a middle column 45 and a heat conducting disc 46; wherein, the partition plate 42 is installed in the chassis 41 inner chamber, partition plate 42 separates chassis 41 inner chamber into first heating chamber 411 and second heating chamber 412, high-power heating tube 43 coils in first heating chamber 411, low-power heating tube 44 coils in second heating chamber 412, center pillar 45 installs the middle part in chassis 41, the one end of center pillar 45 still is equipped with screw 451, heat conduction dish 46 lid is installed on chassis 41, and the upper surface of heat conduction dish 46 is connected with the bottom contact of inner bag 3, therefore when high-power heating tube 43 and low-power heating tube 44 produced heat, can transmit to on the inner bag 3 through heat conduction dish 46, the bottom of heat conduction dish 46 still is equipped with screw 461, screw 451 and screw 461 correspond the matching, screw 461 one end cartridge is in screw 451, and through the screw mesh fixed.
Since the outer side wall of one end of the chassis 41 is also provided with a first lead hole 413 and a second lead hole 414, the first lead hole 413 is communicated with the first heating chamber 411, and the second lead hole 414 is communicated with the second heating chamber 412; since one end of the high-power heating tube 43 is connected with the first wire 431, one end of the first wire 431 is inserted into the first lead hole 413 and extends out of the chassis 41; one end of the low-power heating tube 44 is connected with the second lead 441, and one end of the second lead 441 is inserted into the second lead hole 414 and extends out of the chassis 41; therefore, after the first wire 431 is powered on, the high-power heating tube 43 generates high heat to heat the inner container 3, and after the heat reaches the rated temperature, the power of the first wire 431 is turned off and the power of the second wire 441 is turned on, and the inner container 3 is kept at the rated temperature through the constant temperature generated by the low-power heating tube 44 until the cooking is completed.
The temperature sensing element 6 consists of magnetic steel 61, a permanent magnet 62, a first sheath 63, a second sheath 64 and a first spring 65; the magnetic steel 61 is sleeved in the first sheath 63 and is arranged at one end of the temperature control chamber 5, the permanent magnet 62 is sleeved in the second sheath 64 and is arranged at one end of the magnetic steel 61, the first spring 65 is arranged between the first sheath 63 and the second sheath 64, one end of the first spring 65 is connected with the first sheath 63, and the other end of the first spring 65 is connected with the second sheath 64; because one end of the magnetic steel 61 extends out of the temperature control chamber 5 and is attached to the outer side wall of the inner container 3, when the inner container 3 is heated by the heating element 4, the surface of the inner container 3 can directly transfer heat to the magnetic steel 61, and the magnetism of the magnetic steel 61 is reduced to the minimum when the temperature of the inner container 3 is continuously increased to the rated temperature, and at the moment, the permanent magnet 62 attracted on the magnetic steel 61 can be separated from the magnetic steel 61.
The temperature regulating mechanism 7 consists of a first movable rod 71, a second movable rod 72, a first lug 73, a second lug 74, a second spring 75 and a metal end 76; the first movable rod 71 is mounted at the other end of the temperature control chamber 5 through a rotating shaft, the second movable rod 72 is mounted at the middle of the temperature control chamber 5 through a rotating shaft, and the other end of the second movable rod 72 is in contact connection with the permanent magnet 62, so that after the permanent magnet 62 attracted by the magnetic steel 61 is separated, the permanent magnet is propped against the other end of the second movable rod 72 under the action of the first spring 65, the first bump 73 is mounted at one end of the first movable rod 71, the second bump 74 is mounted at one end of the second movable rod 72, the first bump 73 is in contact connection with the second bump 74, the second spring 75 is arranged at one end of the second movable rod 72, one end of the second spring 75 is in contact connection with the second movable rod 72, the other end of the second spring 75 is mounted on the side wall of the temperature control chamber 5, the metal end 76 is mounted at the other end of the first movable rod 71, and the first contact 761 and the second contact 762 are further arranged on the metal end 76; since the other end of the first movable rod 71 extends to the bottom inside the pot 1, and the metal tip 76 is inserted between the first conductive wire 431 and the second conductive wire 441; so when the temperature adjusting mechanism 7 is in the initial state, the first contact 761 is in contact connection with the contact of the first wire 431; when the temperature of the inner container 3 is continuously increased to the rated temperature, the first bump 73 at one end of the first movable rod 71 is driven to contact and press against the second bump 74 by the action of the temperature sensing element 6, so that the metal end 76 at the other end of the first movable rod 71 is displaced, and the second contact 762 is contacted and connected with the contact of the second wire 441 after the first contact 761 is separated from the contact of the first wire 431.
According to the novel energy-saving electric cooker provided by the invention, through the temperature sensing element 6 and the temperature regulating mechanism 7, when the inner container 3 is heated by the heating element 4, the surface of the inner container 3 can directly transfer heat to the magnetic steel 61; along with the continuous rise of the temperature of the inner container 3 until the rated temperature, the magnetism of the magnetic steel 61 is reduced to the minimum, at this time, the permanent magnet 62 attracted on the magnetic steel 61 is separated from the magnetic steel, and the second movable rod 72 is propped under the action of the first spring 65, so that the first bump 73 at one end of the second movable rod is contacted and propped against the second bump 74, the metal end 76 at the other end of the first movable rod 71 is caused to displace, the first contact 761 is separated from the contact of the first lead 431, the second contact 762 is contacted with the contact of the second lead 441, thereby disconnecting the power supply of the high-power heating tube 43, and switching on the power supply of the low-power heating tube 44, so that the temperature is kept at the rated temperature until the cooking is completed, and the effects of saving electricity and energy consumption are achieved.
To sum up: according to the novel energy-saving electric cooker provided by the invention, the temperature sensing element 6 and the temperature regulating mechanism 7 are added in the cooker body 1, so that when the temperature of the inner container 3 rises to the rated temperature, the power supply of the high-power heating tube 43 in the heating element 4 is disconnected, and the power supply of the low-power heating tube 44 is connected, so that the temperature of the inner container 3 is kept at the rated temperature until the cooking is completed, the effects of saving electricity and energy are achieved, and the problems in the prior art are effectively solved.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should be covered by the protection scope of the present invention by making equivalents and modifications to the technical solution and the inventive concept thereof.
Claims (5)
1. An energy-saving electric cooker comprises a cooker body (1), and is characterized in that: the upper end cover of the pot body (1) is provided with a pot cover (2), the inner cavity of the pot body (1) is provided with an inner container (3), the bottom in the pot body (1) is provided with a heating element (4), the inner side wall of the pot body (1) is provided with a temperature control chamber (5), and the temperature control chamber (5) is internally provided with a temperature sensing element (6) and a temperature regulating mechanism (7);
the heating element (4) consists of a chassis (41), a partition plate (42), a high-power heating tube (43), a low-power heating tube (44), a middle column (45) and a heat conducting disc (46); wherein the inner cavity of the chassis (41) is provided with the partition plate (42), the partition plate (42) divides the inner cavity of the chassis (41) into a first heating chamber (411) and a second heating chamber (412), the high-power heating tube (43) is coiled in the first heating chamber (411), the low-power heating tube (44) is coiled in the second heating chamber (412), the middle column (45) is arranged in the middle part of the chassis (41), one end of the middle column (45) is also provided with a screw hole (451), the heat conducting disc (46) is covered on the chassis (41), the bottom of the heat conducting disc (46) is also provided with a screw rod (461), the screw hole (451) is correspondingly matched with the screw rod (461), one end of the screw rod (461) is inserted in the screw hole (451) and is fixed through threaded engagement, the outer side wall of one end of the chassis (41) is also provided with a first lead hole (413) and a second lead hole (414), the first lead hole (413) is communicated with the first heating chamber (411), the second lead hole (431) is communicated with the first lead wire (43) and the first lead wire (43) is inserted into the first lead wire (41), one end of the low-power heating tube (44) is connected with a second lead wire (441), and one end of the second lead wire (441) is inserted into the second lead hole (414) and extends out of the chassis (41);
The temperature sensing element (6) consists of magnetic steel (61), a permanent magnet (62), a first sheath (63), a second sheath (64) and a first spring (65); the magnetic steel (61) is sleeved in the first sheath (63) and is arranged at one end of the temperature control chamber (5), the permanent magnet (62) is sleeved in the second sheath (64) and is arranged at one end of the magnetic steel (61), the first spring (65) is arranged between the first sheath (63) and the second sheath (64), one end of the first spring (65) is connected with the first sheath (63), the other end of the first spring (65) is connected with the second sheath (64), and one end of the magnetic steel (61) extends out of the temperature control chamber (5) and is attached to the outer side wall of the liner (3);
The temperature adjusting mechanism (7) consists of a first movable rod (71), a second movable rod (72), a first lug (73), a second lug (74), a second spring (75) and a metal end (76); the first movable rod (71) is arranged at the other end of Wen Kongshi through a rotating shaft, the second movable rod (72) is arranged at the middle part of Wen Kongshi (5) through the rotating shaft, the first protruding block (73) is arranged at one end of the first movable rod (71), the second protruding block (74) is arranged at one end of the second movable rod (72), the first protruding block (73) is in contact connection with the second protruding block (74), the second spring (75) is arranged at one end of the second movable rod (72), one end of the second spring (75) is in contact connection with the second movable rod (72), the other end of the second spring (75) is arranged on the side wall of Wen Kongshi (5), the metal end (76) is arranged at the other end of the first movable rod (71), and a first contact (761) and a second contact (762) are further arranged on the metal end (76).
2. The energy-saving electric rice cooker according to claim 1, wherein the other end of the first movable rod (71) extends to the bottom inside the cooker body (1) and a metal tip (76) is inserted between the first wire (431) and the second wire (441).
3. The energy-saving electric rice cooker according to claim 1, characterized in that the first contact (761) is in contact connection with a contact of the first wire (431), and the second contact (762) is in contact connection with a contact of the second wire (441).
4. The energy-saving electric rice cooker according to claim 1, characterized in that the upper surface of the heat conducting disk (46) is in contact connection with the bottom of the inner container (3).
5. The energy-saving electric rice cooker according to claim 1, characterized in that the other end of the second movable rod (72) is in contact connection with the permanent magnet (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010291389.5A CN111374530B (en) | 2020-04-14 | 2020-04-14 | Novel energy-saving electric cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010291389.5A CN111374530B (en) | 2020-04-14 | 2020-04-14 | Novel energy-saving electric cooker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111374530A CN111374530A (en) | 2020-07-07 |
| CN111374530B true CN111374530B (en) | 2024-04-26 |
Family
ID=71222028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010291389.5A Active CN111374530B (en) | 2020-04-14 | 2020-04-14 | Novel energy-saving electric cooker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111374530B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09238842A (en) * | 1996-03-11 | 1997-09-16 | Matsushita Electric Ind Co Ltd | Warmer for food |
| CN104887059A (en) * | 2015-06-19 | 2015-09-09 | 何志雄 | Temperature-sensing element mounting structure for miniature electric rice cooker |
| CN106580116A (en) * | 2015-10-20 | 2017-04-26 | 奇想生活股份有限公司 | Precise temperature control interconnected heat device with wireless temperature sensing feedback device and cooking method |
| CN107822479A (en) * | 2017-08-22 | 2018-03-23 | 杭州永耀科技有限公司 | A kind of electric cooker of the floating type steam frame component of band |
| CN207745029U (en) * | 2017-10-24 | 2018-08-21 | 滁州东菱电器有限公司 | A kind of insulating pot of machinery register |
| CN212117852U (en) * | 2020-04-14 | 2020-12-11 | 厦门工为信息技术有限公司 | Energy-saving electric cooker |
-
2020
- 2020-04-14 CN CN202010291389.5A patent/CN111374530B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09238842A (en) * | 1996-03-11 | 1997-09-16 | Matsushita Electric Ind Co Ltd | Warmer for food |
| CN104887059A (en) * | 2015-06-19 | 2015-09-09 | 何志雄 | Temperature-sensing element mounting structure for miniature electric rice cooker |
| CN106580116A (en) * | 2015-10-20 | 2017-04-26 | 奇想生活股份有限公司 | Precise temperature control interconnected heat device with wireless temperature sensing feedback device and cooking method |
| CN107822479A (en) * | 2017-08-22 | 2018-03-23 | 杭州永耀科技有限公司 | A kind of electric cooker of the floating type steam frame component of band |
| CN207745029U (en) * | 2017-10-24 | 2018-08-21 | 滁州东菱电器有限公司 | A kind of insulating pot of machinery register |
| CN212117852U (en) * | 2020-04-14 | 2020-12-11 | 厦门工为信息技术有限公司 | Energy-saving electric cooker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111374530A (en) | 2020-07-07 |
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