CN204862631U - Pressure adjustment mechanism and be equipped with this pressure adjustment mechanism's pressure cooker - Google Patents
Pressure adjustment mechanism and be equipped with this pressure adjustment mechanism's pressure cooker Download PDFInfo
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- CN204862631U CN204862631U CN201520572470.5U CN201520572470U CN204862631U CN 204862631 U CN204862631 U CN 204862631U CN 201520572470 U CN201520572470 U CN 201520572470U CN 204862631 U CN204862631 U CN 204862631U
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Abstract
The utility model relates to a household electrical appliances technical field especially relates to a pressure adjustment mechanism and be equipped with this pressure adjustment mechanism's pressure cooker, and this pressure adjustment mechanism includes a magnetic adsorption unit, push rod and first fulcrum parts, a magnetic adsorption unit lies in the below of air bleeding valve, be equipped with the 2nd magnetic adsorption unit on the air bleeding valve, vertical projection of the 2nd magnetic adsorption unit drops on on the magnetic adsorption unit, the push rod has horizontal shift motion, the push rod drives when touching a magnetic adsorption unit longitudinal movement. This pressure adjustment mechanism passes through a pusher magnetic adsorption unit longitudinal movement to changing the distance between a magnetic adsorption unit and the 2nd magnetic adsorption unit, making the voltage limiting pressure of air bleeding valve change thereupon, finally can realize adjusting the pressure in the pressure cooker, realize the boiling of culinary art process crapulous syncope material and roll that the taste of food can fully be appeared, the giving off a strong fragrance effect is more obvious.
Description
Technical field
The utility model relates to an electro-technical field, particularly relates to a kind of pressure regulating mechanism and is provided with the pressure cooker of this pressure regulating mechanism.
Background technology
At present, the technical scheme that existing pressure cooker adopts is: electromagnet promotes air bleeding valve and realizes boiling culinary art.Be specially: pot cover has an electromagnet and air bleeding valve, electromagnet connects power supply, and air bleeding valve is installed on delivery valve seat, can axial rotation with exhaust plug.Air bleeding valve there is a muscle position, delivery valve seat has the inclined-plane coordinated with it.During normal work, air bleeding valve muscle position is positioned at the below on delivery valve seat inclined-plane, and air bleeding valve is in sealing station.When needs realize boiling, electromagnet is energized, and electromagnet push-rod ejects, and promote air bleeding valve and rotate, air bleeding valve muscle position is rotated and risen along on delivery valve seat inclined-plane, makes air bleeding valve thimble depart from exhaust plug, realizes exhaust boiling effect.During the power-off of magnetic force iron, air bleeding valve is by the Action of Gravity Field of self, and air bleeding valve muscle position is displaced downwardly to sealing station along delivery valve seat inclined-plane.By controlling the break-make of the circuit of electromagnet, controlling the sealing of air bleeding valve and exhaust plug, realizing boiling culinary art.But this kind of structure is generally used on high-end electric pressure cooking saucepan product (side's pot), and superstructure is complicated, and shared volume is large, and cost is high.Especially for circle pot (namely superstructure is simple, continue to employ design space few), effectively can not realize boiling and cook.
Utility model content
(1) technical problem that will solve
The technical problems to be solved in the utility model is existing pressure cooker when realizing boiling culinary art, and the complex structure of its pressure-regulating device, can only be applied on the high-end electric pressure cooking saucepan product of Based Intelligent Control, the problem that product cost is high.
(2) technical scheme
In order to solve the problems of the technologies described above, the utility model provides a kind of pressure regulating mechanism, and it comprises:
First magnetic absorption parts, described first magnetic absorption parts are positioned at the below of air bleeding valve, described air bleeding valve is provided with the second magnetic absorption parts, form suction between described first magnetic absorption parts and the second magnetic absorption parts, the longitudinal projection of described second magnetic absorption parts drops on described first magnetic absorption parts;
Push rod, described push rod has horizontal shift motion, and described push rod drives described first magnetic absorption parts to vertically move when touching;
First supporting point part, a part for described first supporting point part is positioned at the below of the first magnetic absorption parts, and described first supporting point part is connected with described first magnetic absorption parts by the first elastomeric element.
Wherein, pressure regulating mechanism also comprises: resetting-mechanism, and described resetting-mechanism comprises:
Slide unit, one end of described slide unit is arranged with card column, and the other end is used for push rod described in locking after push rod touches;
Limiting component, described limiting component is provided with the second elastomeric element, and described second elastomeric element is sheathed on card column, and is connected with one end of described slide unit; Described card column moves axially in the second elastomeric element.
Wherein, described slide unit comprises:
Epimere, one end of described epimere is provided with the first inclined-plane, and the bottom of described push rod is provided with joint among three members, and described joint among three members is provided with second inclined-plane corresponding with described first inclined-plane;
Hypomere, described hypomere is provided with through hole, and one end of described card column is through described through hole;
Stage casing, the top in described stage casing is connected with described epimere, and the bottom in described stage casing is connected with described hypomere.
Wherein, the direction on described first inclined-plane is for tilting upward, and the direction on described second inclined-plane is for being tilted to down.
Wherein, described first magnetic absorption parts are metal parts, and described second magnetic absorption parts are magnet.
Wherein, described air bleeding valve is connected with spool; The upper end of described spool contacts with described air bleeding valve and connects, and lower end is successively through described magnet, metal parts, the first elastomeric element and the first supporting point part.
Wherein, described first magnetic absorption parts comprise: sheet metal, and one end of described sheet metal is provided with the through hole passed through for described spool, and the other end is provided with the first inclined-plane, the side of described push rod is provided with the 4th connector, and described 4th connector is provided with second inclined-plane corresponding with described first inclined-plane.
The utility model also provides a kind of pressure cooker, and it comprises described pressure regulating mechanism, and described pressure regulating mechanism is for regulating the air pressure in described pressure cooker.
Wherein, pressure cooker also comprises:
Outer pot,
Pot cover component, described pot cover component is arranged at the top of described outer pot, for carrying the limiting component of described pressure regulating mechanism;
Cover assembly, described cover assembly is arranged on pot cover component, for carrying the first supporting point part of described pressure regulating mechanism.
Wherein, the marginating compartment of described outer pot is provided with multiple pots of teeth, and the card column of described pot tooth side and described pressure regulating mechanism slidingly contacts.
(3) beneficial effect
Technique scheme of the present utility model has following beneficial effect: the utility model pressure regulating mechanism drives the first magnetic absorption parts to vertically move by push rod, thus the distance changed between the first magnetic absorption parts and the second magnetic absorption parts, the pressure limiting pressure of air bleeding valve is changed thereupon, finally can realize regulating the pressure in pressure cooker, realize food materials boiling rolling in cooking process, taste of food can fully be separated out, and giving off a strong fragrance effect is more obvious.
And this pressure regulating mechanism also comprises resetting-mechanism, by with push rod with the use of, adjustment and the push rod auto-lock function of pressure can be realized simultaneously.The first magnetic absorption parts can be driven to vertically move when promoting push rod, thus the pressure limiting pressure of air bleeding valve is changed thereupon, meanwhile, when push rod touches, its connector can be arranged in the side of slide unit, thus realizes latch functions.When pot cover rotates, the card column of this resetting-mechanism slides to the other end from the one end along pot tooth, thus departs between drive slide unit and push rod, and push rod resets under the effect of elastomeric element.And, the first magnetic absorption parts can also be driven to vertically move while push rod resets, equally also can realize the pressure limiting pressure regulating air bleeding valve.
In addition, this pressure regulating mechanism reliability is strong, and structure is simple and cost is low, is applicable to various types of pressure cooker, is beneficial to propagation and employment.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment pressure regulating mechanism;
Fig. 2 is the view after the pressure regulation of the utility model embodiment pressure regulating mechanism;
Fig. 3 is the structural representation of the utility model embodiment resetting-mechanism.
Wherein, 2: the first magnetic absorption parts; 3: air bleeding valve; 4: the first supporting point parts; 5: the second magnetic absorption parts; 7: limiting component; 8: card column; 9: slide unit; 10: the second elastomeric elements; 12: spool; 18: the first elastomeric elements; 21: sheet metal; 23: connecting portion; 41: push rod; 42: the joints among three members; 43: the four connectors; 91: epimere; 92: hypomere; 93: stage casing.
Detailed description of the invention
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples for illustration of the utility model, but can not be used for limiting scope of the present utility model.
In description of the present utility model, it should be noted that, except as otherwise noted, the implication of " multiple " is two or more; Term " on ", D score, "left", "right", " interior ", " outward ", " front end ", " rear end ", " head ", the orientation of the instruction such as " afterbody " or position relationship be based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as restriction of the present utility model.In addition, term " first ", " second ", " the 3rd " etc. only for describing object, and can not be interpreted as instruction or hint relative importance.
In description of the present utility model, also it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary.For the ordinary skill in the art, visual concrete condition understands the concrete meaning of above-mentioned term in the utility model.
As shown in Figure 1-2, the pressure regulating mechanism that the present embodiment provides, it comprises:
First magnetic absorption parts 2, first magnetic absorption parts 2 are positioned at the below of air bleeding valve 3, air bleeding valve 3 is provided with the second magnetic absorption parts 5, the longitudinal projection of the second magnetic absorption parts 5 drops on the first magnetic absorption parts 2, that is, second magnetic absorption parts 5 are positioned at directly over the first magnetic absorption parts 2, between the second magnetic absorption parts 5 and the first magnetic absorption parts 2, form attraction.
Push rod 41, push rod 41 has horizontal shift motion, can move horizontally, and push rod 41 drives the first magnetic absorption parts 2 to vertically move when touching, thus changes the attraction between the second magnetic absorption parts 5 and the first magnetic absorption parts 2.
A part for first supporting point part 4, first supporting point part 4 is positioned at the below of the first magnetic absorption parts 2, and the first supporting point part 4 is connected with the first magnetic absorption parts 2 by the first elastomeric element 18.First supporting point part 4 is as fulcrum structure, and its form is not limited to, and can be positioned at (cover of pressure cooker, inner cap or cover cosmetic sheet etc.) on miscellaneous part.
This pressure regulating mechanism drives the first magnetic absorption parts 2 to vertically move by push rod 41, thus the distance changed between the first magnetic absorption parts 2 and the second magnetic absorption parts 5, and the pressure limiting pressure of air bleeding valve 3 is changed thereupon, finally can realize regulating the pressure in pressure cooker.This pressure regulating mechanism reliability is strong, and structure is simple and cost is low, is applicable to various types of pressure cooker (such as: superstructure is circle pot simply), is beneficial to propagation and employment.
Concrete, the operation principle of this pressure regulating mechanism:
When push rod 41 does not before push away, the pressure limiting pressure of air bleeding valve 3 is G+F
1, wherein, G is the gravity of air bleeding valve 3, F
1be the suction of the second magnetic absorption parts 5 and the first magnetic absorption parts 2, its size is by distance controlling between the second magnetic absorption parts 5 and the first magnetic absorption parts 2.
Before push rod 41, drive the first magnetic absorption parts 2 to move down while push rod 41 transverse shifting, the spacing of the second magnetic absorption parts 5 and the first magnetic absorption parts 2 increased, makes suction F
1be decreased to F
2(F
2< F
1), thus make the pressure limiting pressure of air bleeding valve 3 become G+F
2, thus change the pressure limiting pressure of air bleeding valve 3.
As shown in Figure 3, this pressure regulating mechanism also comprises: resetting-mechanism, and resetting-mechanism comprises:
Slide unit 9, one end of slide unit 9 is arranged with card column 8, and the other end is used for locking push rod (41) after push rod (41) touches;
Limiting component 7, limiting component 7 is provided with the second elastomeric element 10, second elastomeric element 10 and is sheathed on card column 8, and is connected with one end of slide unit 9; Card column 8 moves axially in the second elastomeric element 10.Certainly, the form of limiting component 7 is not also limited to, and can be arranged on the pot cover of pressure cooker.
In addition, the form of slide unit 9 also can have varied, can arrange flexibly according to actual needs, with wherein a kind of preferred embodiment explanation: slide unit 9 comprises:
Epimere 91, one end of epimere 91 is provided with the first inclined-plane, and the bottom of push rod 41 is provided with joint among three members 42, the joint among three members 42 and is provided with second inclined-plane corresponding with the first inclined-plane; Wherein, the direction on the first inclined-plane is for tilting upward, and the direction on the second inclined-plane is for being tilted to down.When push rod 41 touches (transverse shifting), the second inclined-plane of joint among three members 42 and the first contact of incline plane of epimere 91, thus drive slide unit 9 to move horizontally (axis of card column 8).When being pushed into assigned address before push rod 41, joint among three members 42 is positioned at the side of epimere 91; Now, slide unit 9 recoils to original position under the elastic reaction of the second elastomeric element 10, thus is blocked by the first connector 19, realizes automatic locking function.
Hypomere 92, hypomere 92 is provided with through hole, and one end of card column 8 is through through hole, and the other end is sheathed on the second elastomeric element 10, and card column 8 can move axially with slide unit 9;
Stage casing 93, the top in stage casing 93 is connected with epimere 91, and the bottom in stage casing 93 is connected with hypomere 92.
Consider that the reasonability of structure is with scientific, preferably, epimere 91 is longitudinally arrange, and stage casing 93 is for being obliquely installed, and hypomere 92 is longitudinally arrange.
What deserves to be explained is, in the present embodiment, the form of the first magnetic absorption parts 2 and the second magnetic absorption parts 5 is not limited to, and can form suction as long as meet.Illustrate with wherein a kind of preferred embodiment: the first magnetic absorption parts 2 are metal parts, and the second magnetic absorption parts 5 are magnet; Suction can be formed between metal parts and magnet.Certainly, other substitute modes can also be adopted: such as: the first magnetic absorption parts 2 are magnet, and the second magnetic absorption parts 5 are metal parts, and both can form suction equally.Or the first magnetic absorption parts 2 and the second magnetic absorption parts 5 are magnet, the magnetic pole between two magnet is contrary, also can form suction.
In addition, in the present embodiment, air bleeding valve 3 is gravity pressure limiting valve, air bleeding valve 3 is connected with spool 12, and the upper end of spool 12 contacts with air bleeding valve 3 and connects, and lower end is successively through magnet, metal parts, the first elastomeric element 18 and the first supporting point part 4.
Wherein, first magnetic absorption parts 2 comprise: sheet metal 21, and one end of sheet metal 21 is provided with the through hole passed through for spool 12, and the other end is provided with the first inclined-plane, the side of push rod 41 is provided with the 4th connector the 43, four connector 43 and is provided with second inclined-plane corresponding with the first inclined-plane.Preferably, the other end of sheet metal 21 is provided with connecting portion 23, is provided with the first inclined-plane in one end of connecting portion 23.When pushing away before push rod 41, the second inclined-plane of the 4th connector 43 and the first contact of incline plane of connecting portion 23, drive sheet metal 21 to move down.
Preferably, sheet metal 21 is steel disc, draws materials conveniently, sound construction.Certainly, sheet metal 21 also can be other materials, if can and the second magnetic absorption parts 5 between form attraction.
What deserves to be explained is, the elastomeric element involved by the present embodiment is preferably spring, certainly also can select flexibly as required.
The utility model also provides a kind of pressure cooker, and it comprises the above-mentioned pressure regulating mechanism mentioned, pressure regulating mechanism is for regulating the air pressure in pressure cooker.
This pressure cooker also comprises:
Outer pot,
Pot cover component, pot cover component is arranged at the top of outer pot, and for the limiting component 7 of bearing pressure governor motion, that is, limiting component 7 can be connected with pot cover component one, and certainly, limiting component 7 also can belong to the part in pot cover component.
Cover assembly, cover assembly is arranged on pot cover component, and the first supporting point part 4, first supporting point part 4 for bearing pressure governor motion is connected with cover assembly (cover, inner cap or cover cosmetic sheet etc.) one.Certainly, air bleeding valve 3 is also arranged on cover assembly, is communicated with the inside of outer pot by spool 12, can upwards extract.In addition, push rod 41 has horizontal shift motion, spacing by the first supporting point part 4, carries out horizontal movement.
Further, pot tooth side comprises: the first arcwall face connected successively, even surface and the second arcwall face, slides between the first arcwall face and the second arcwall face through even surface in one end of card column 8.And one end that card column 8 contacts with pot tooth side is sphere, is beneficial to slip.
In folding lid process, the position of card column 8 can move to the second arcwall face from the first arcwall face of outside pot tooth through even surface.When card column 8 is in the second arcwall face (can certainly be the first arcwall face) position, one end of slide unit 9 is positioned at the side of push rod 41.If now front push rod 41, push rod 41 and slide unit 9 contact of incline plane, slide unit 9 is horizontally outward slided, after being pushed into assigned address before push rod 41, the screens (the first connector 19) of push rod 41 is positioned at another side of slide unit 9, slide unit 9 recoils to original position because of the effect of the second elastomeric element 10, and now slide unit 9 blocks push rod 41, and push rod 41 cannot resilience.
When carrying out uncapping or closing lid operation, during turn pot cover component, when slide unit 9 slides to the first arcwall face from the second arcwall face (also can be certainly, slide to the second arcwall face from the first arcwall face), slide unit 9 and push rod 41 depart from, and return to origin-location.
In sum, the utility model pressure regulating mechanism drives the first magnetic absorption parts to vertically move by push rod, thus the distance changed between the first magnetic absorption parts and the second magnetic absorption parts, the pressure limiting pressure of air bleeding valve is changed thereupon, finally can realize regulating the pressure in pressure cooker, realize food materials boiling rolling in cooking process, taste of food can fully be separated out, and giving off a strong fragrance effect is more obvious.
And this pressure regulating mechanism also comprises resetting-mechanism, by with push rod with the use of, adjustment and the push rod auto-lock function of pressure can be realized simultaneously.The first magnetic absorption parts can be driven to vertically move when promoting push rod, thus the pressure limiting pressure of air bleeding valve is changed thereupon, meanwhile, when push rod touches, its connector can be arranged in the side of slide unit, thus realizes latch functions.When pot cover rotates, the card column of this resetting-mechanism slides to the other end from the one end along pot tooth, thus departs between drive slide unit and push rod, and push rod resets under the effect of elastomeric element.And, the first magnetic absorption parts can also be driven to vertically move while push rod resets, equally also can realize the pressure limiting pressure regulating air bleeding valve.
In addition, this pressure regulating mechanism reliability is strong, and structure is simple and cost is low, is applicable to various types of pressure cooker, is beneficial to propagation and employment.
Embodiment of the present utility model provides for the purpose of example and description, and is not exhaustively or by the utility model be limited to disclosed form.Many modifications and variations are apparent for the ordinary skill in the art.Selecting and describing embodiment is in order to principle of the present utility model and practical application are better described, and enables those of ordinary skill in the art understand the utility model thus design the various embodiments with various amendment being suitable for special-purpose.
Claims (10)
1. a pressure regulating mechanism, is characterized in that, comprising:
First magnetic absorption parts, described first magnetic absorption parts are positioned at the below of air bleeding valve, described air bleeding valve is provided with the second magnetic absorption parts, form suction between described first magnetic absorption parts and the second magnetic absorption parts, the longitudinal projection of described second magnetic absorption parts drops on described first magnetic absorption parts;
Push rod, described push rod has horizontal shift motion, and described push rod drives described first magnetic absorption parts to vertically move when touching;
First supporting point part, a part for described first supporting point part is positioned at the below of the first magnetic absorption parts, and described first supporting point part is connected with described first magnetic absorption parts by the first elastomeric element.
2. pressure regulating mechanism according to claim 1, is characterized in that, also comprises: resetting-mechanism, and described resetting-mechanism comprises:
Slide unit, one end of described slide unit is arranged with card column, and the other end is used for push rod described in locking after push rod touches;
Limiting component, described limiting component is provided with the second elastomeric element, and described second elastomeric element is sheathed on card column, and is connected with one end of described slide unit; Described card column moves axially in the second elastomeric element.
3. pressure regulating mechanism according to claim 2, is characterized in that, described slide unit comprises:
Epimere, one end of described epimere is provided with the first inclined-plane, and the bottom of described push rod is provided with joint among three members, and described joint among three members is provided with second inclined-plane corresponding with described first inclined-plane;
Hypomere, described hypomere is provided with through hole, and one end of described card column is through described through hole;
Stage casing, the top in described stage casing is connected with described epimere, and the bottom in described stage casing is connected with described hypomere.
4. pressure regulating mechanism according to claim 3, is characterized in that, the direction on described first inclined-plane is for tilting upward, and the direction on described second inclined-plane is for being tilted to down.
5. pressure regulating mechanism according to claim 1, is characterized in that, described first magnetic absorption parts are metal parts, and described second magnetic absorption parts are magnet.
6. pressure regulating mechanism according to claim 5, is characterized in that, described air bleeding valve is connected with spool; The upper end of described spool contacts with described air bleeding valve and connects, and lower end is successively through described magnet, metal parts, the first elastomeric element and the first supporting point part.
7. pressure regulating mechanism according to claim 6, it is characterized in that, described first magnetic absorption parts comprise: sheet metal, one end of described sheet metal is provided with the through hole passed through for described spool, the other end is provided with the first inclined-plane, the side of described push rod is provided with the 4th connector, and described 4th connector is provided with second inclined-plane corresponding with described first inclined-plane.
8. a pressure cooker, is characterized in that, comprising: the pressure regulating mechanism according to any one of claim 1-7, and described pressure regulating mechanism is for regulating the air pressure in described pressure cooker.
9. pressure cooker according to claim 8, is characterized in that, also comprises:
Outer pot,
Pot cover component, described pot cover component is arranged at the top of described outer pot, for carrying the limiting component of described pressure regulating mechanism;
Cover assembly, described cover assembly is arranged on pot cover component, for carrying the first supporting point part of described pressure regulating mechanism.
10. pressure cooker according to claim 9, is characterized in that, the marginating compartment of described outer pot is provided with multiple pots of teeth, and the card column of described pot tooth side and described pressure regulating mechanism slidingly contacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520572470.5U CN204862631U (en) | 2015-07-30 | 2015-07-30 | Pressure adjustment mechanism and be equipped with this pressure adjustment mechanism's pressure cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520572470.5U CN204862631U (en) | 2015-07-30 | 2015-07-30 | Pressure adjustment mechanism and be equipped with this pressure adjustment mechanism's pressure cooker |
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| Publication Number | Publication Date |
|---|---|
| CN204862631U true CN204862631U (en) | 2015-12-16 |
Family
ID=54807078
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520572470.5U Active CN204862631U (en) | 2015-07-30 | 2015-07-30 | Pressure adjustment mechanism and be equipped with this pressure adjustment mechanism's pressure cooker |
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| CN (1) | CN204862631U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105054768A (en) * | 2015-07-30 | 2015-11-18 | 佛山市顺德区美的电热电器制造有限公司 | Pressure adjusting mechanism and pressure cooker with same |
| WO2018032540A1 (en) * | 2016-08-19 | 2018-02-22 | 佛山市顺德区美的电热电器制造有限公司 | Electric cooking device |
| CN107752752A (en) * | 2016-08-19 | 2018-03-06 | 佛山市顺德区美的电热电器制造有限公司 | Electric cooker |
-
2015
- 2015-07-30 CN CN201520572470.5U patent/CN204862631U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105054768A (en) * | 2015-07-30 | 2015-11-18 | 佛山市顺德区美的电热电器制造有限公司 | Pressure adjusting mechanism and pressure cooker with same |
| WO2018032540A1 (en) * | 2016-08-19 | 2018-02-22 | 佛山市顺德区美的电热电器制造有限公司 | Electric cooking device |
| CN107752752A (en) * | 2016-08-19 | 2018-03-06 | 佛山市顺德区美的电热电器制造有限公司 | Electric cooker |
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