CN1862105A - Rotary disc assembly for microwave oven - Google Patents
Rotary disc assembly for microwave oven Download PDFInfo
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- CN1862105A CN1862105A CN 200510013481 CN200510013481A CN1862105A CN 1862105 A CN1862105 A CN 1862105A CN 200510013481 CN200510013481 CN 200510013481 CN 200510013481 A CN200510013481 A CN 200510013481A CN 1862105 A CN1862105 A CN 1862105A
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- bracing frame
- motor
- rotary disc
- micro
- disc assembly
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Abstract
A tray assembly of a microwave oven comprises a tray, a carriage and a motor. The support has a triangular structure, in the central part of which is formed a shaft sleeve. Outside of the shaft sleeve is set a ring, on the periphery of which are connected three supports at a distance of 120 deg. On the top of each support is separately mounted a roller. In the central part of the top surface of the ring on the carriage is disposed a boss upward raised.
Description
Technical field
The present invention relates to a kind of micro-wave oven, particularly relate to a kind of rotary disc assembly of micro-wave oven.
Background technology
Usually, micro-wave oven be a kind of microwave with about per second 2450MHz as heating source, by destroying the molecules align in the food, thereby utilize the frictional heat of intermolecular generation to come the device of heat food.Fig. 1 is the micro-wave oven perspective view of prior art.As shown in Figure 1, the micro-wave oven of this prior art mainly comprises: the external box of microvave 1 that constitutes micro-wave oven end face, bottom surface, two sides and back side external structure; Be arranged on inside one side of external box of microvave 1, the unshowned rotary disc assembly of part-structure is installed on the bottom surface, and place the internal cavity 2 for the treatment of cooking food on the rotating disk 5 that can be provided with within it; The not shown opposite side that is arranged on external box of microvave 1 inside various electronic components such as the magnetron that can produce microwave and high-tension transformer are installed in it, and front end is provided with the electric control chamber of the control panel 3 that can control running of microwave oven; With front end face that is arranged on external box of microvave 1 and the alternative fire door 4 that opens and closes internal cavity 2.Fig. 2 is the microwave oven turntable modular construction cutaway view among Fig. 1.Fig. 3 and Fig. 4 are respectively the support frame structure schematic diagram that major diameter among Fig. 2 and minor diameter rotating disk use.As Fig. 2～shown in Figure 4, the rotary disc assembly of this prior art comprises rotating disk 5, bracing frame 6 and motor 7.Wherein motor 7 is installed in bottom panel 8 bottoms of internal cavity 2, and its output shaft 9 vertically runs through bottom panel 8 and extends upward; Bracing frame 6 has triangular structure, be arranged in the circular groove 10 of bottom panel 8 upper surfaces formation, its centre is formed with one and can be enclosed within on motor 7 output shafts 9, thereby the revolving force of motor 7 is passed to the axle sleeve 11 of bracing frame 6, the outside of axle sleeve 11 is provided with a coupled annulus 12, then be connected with on the excircle of annulus 12 three at a distance of 120 ° and with the support 13 of its formation one, the top of each support 13 then is separately installed with a roller 14 that can roll at circular groove 10 circumference places when bracing frame 6 together rotates with motor 7.The middle part, bottom surface of rotating disk 5 is formed with a circular depression 15, when rotating disk 5 is placed on the bracing frame 6, three rollers 14 of bracing frame 6 are positioned at the circumference place of circular depression 15 just, thereby can support rotating disk 5, and rotating disk 5 is separated from bracing frame 6 can prevent to rotate the time.The micro-wave oven of Xiao Shouing mainly adopts two kinds of the bracing frames that bracing frame that 300mm shown in Figure 3 uses with top rotary table and 300mm shown in Figure 4 use with lower rotary table in the market, promptly in order to reduce cost annulus on the bracing frame among Fig. 46 12 and support 13 is designed to engraved structure.When running of microwave oven, the microwave that the inner magnetron of installing of electric control chamber produces can make the inside of heating cavity 2 become high temperature, under this high temperature action, the bracing frame 6 that is positioned on the heating cavity 2 inner bottom surface plates 8 is out of shape generation because of being heated, thereby make the annulus 12 in its centre and axle sleeve 11 together to upper process, the result causes the axle sleeve 11 and the output shaft 9 of motor 7 to be separated, at this moment, the revolving force of motor 7 can't pass to rotating disk 5 by bracing frame 6, thereby rotating disk 5 can't rotate, can influence cooking effect so undoubtedly, when serious even can't proceed the cooking.Prevent that the conventional method that bracing frame 6 produces distortion from being to increase its material usage or adopt resistant to elevated temperatures material to make, the cost of product is raise.In addition, because the weight of major diameter rotating disk 5 is bigger, thereby can not uses and have engraved structure among Fig. 4, thereby be prone to the bracing frame 6 of distortion, the bracing frame that is these two kinds of structures can not be shared, so not only can increase to produce and managerial cost, and wrong problem might occur using.
Summary of the invention
In order to address the above problem, to the object of the present invention is to provide and a kind ofly can limit under the bracing frame high temperature distortion that produces, and can reduce cost and the rotary disc assembly of micro-wave oven that can be general.
In order to achieve the above object, the rotary disc assembly of micro-wave oven provided by the invention comprises rotating disk, bracing frame and motor; Described bracing frame has triangular structure, be arranged in the circular groove of bottom panel upper surface formation, its centre is formed with one and can be enclosed within on the motor output shaft, thereby the revolving force of motor is passed to the axle sleeve of bracing frame, the outside of axle sleeve is provided with a coupled annulus, then be connected with on the excircle of annulus three at a distance of 120 ° and with the support of its formation one, the top of each support then is separately installed with a roller that can roll at circular groove circumference place when bracing frame together rotates with motor; The upper surface centre of annulus is provided with a boss that forms to upper process on the described bracing frame.
Described boss is the cylinder bodily form, and its diameter is smaller or equal to 5mm.
Distance between described boss end face and rotating disk bottom surface is 0.5mm.
The rotary disc assembly of micro-wave oven provided by the invention is that the upper surface centre of annulus on bracing frame forms a boss, when the centre of bracing frame when being heated to upper process, the bottom surface of rotating disk can utilize the further distortion that limits bracing frame with the contacted mode of boss, thereby can guarantee the normal operation of micro-wave oven.In addition, because the thermal deformation of this bracing frame is less, thereby large diameter rotating disk also can adopt the bracing frame with engraved structure, thereby not only can reduce the cost of product, and the different rotating disk of diameter can use the bracing frame of same structure, thereby it is can reduce the kind and the producing cost of parts, and very convenient to use.
Description of drawings
Be elaborated below in conjunction with the rotary disc assembly of the drawings and specific embodiments to micro-wave oven provided by the invention.The parts identical with prior art adopt identical symbol, and omit its explanation of carrying out.
Fig. 1 is the micro-wave oven perspective view of prior art.
Fig. 2 is the microwave oven turntable modular construction cutaway view among Fig. 1.
Fig. 3 and Fig. 4 are respectively the support frame structure schematic diagram that major diameter among Fig. 2 and minor diameter rotating disk use.
Fig. 5 is a microwave oven turntable modular construction cutaway view provided by the invention.
Fig. 6 is a support frame structure cutaway view in the microwave oven turntable assembly provided by the invention.
The specific embodiment
As Fig. 5～shown in Figure 6, the rotary disc assembly of micro-wave oven provided by the invention comprises rotating disk 5, bracing frame 16 and motor 7; Described bracing frame 16 has triangular structure, be arranged in the circular groove 10 of bottom panel 8 upper surfaces formation, its centre is formed with one and can be enclosed within on motor 7 output shafts 9, thereby the revolving force of motor 7 is passed to the axle sleeve 17 of bracing frame 16, the outside of axle sleeve 17 is provided with a coupled annulus 18, then be connected with on the excircle of annulus 18 three at a distance of 120 ° and with the support 19 of its formation one, the top of each support 19 then is separately installed with a roller 20 that can roll at circular groove 10 circumference places when bracing frame 16 together rotates with motor 7; The upper surface centre of annulus 18 is provided with a boss 21 that forms to upper process on the described bracing frame 16.Described boss 21 is the cylinder bodily form, and its diameter is smaller or equal to 5mm.Distance between the bottom surface of the end face of boss 21 and rotating disk 5 is 0.5mm.When utilizing micro-wave oven provided by the invention to cook, the microwave that is produced by magnetron in the electric control chamber can be radiated on the food on heating cavity 2 inner rotary tables 5 surfaces, can heat this food thus.In heating process, the inside of heating cavity 2 will become the condition of high temperature gradually.Under this temperatures involved, the bracing frame 16 that is positioned on the heating cavity 2 inner bottom surface plates 8 is out of shape generation because of being heated, be that its centre will be to upper process, at this moment, the boss 21 that is formed on this centre also will together move up, when the end face of boss 21 touches the bottom surface of rotating disk 5, because rotating disk 5 is normally made by glass material, thereby its weight is bigger, so rotating disk 5 can utilize its weight limits to live the further distortion of bracing frame 16.In addition, because the distance between the bottom surface of the end face of boss 21 and rotating disk 5 has only 0.5mm, so the space that boss 21 can move up is very little, therefore the problem that the output shaft 9 of axle sleeve 17 and motor 7 is separated can not appear.
Claims (3)
1, a kind of rotary disc assembly of micro-wave oven comprises rotating disk (5), bracing frame (16) and motor (7); Described bracing frame (16) has triangular structure, be arranged in the circular groove (10) of bottom panel (8) upper surface formation, its centre is formed with one and can be enclosed within on motor (7) output shaft (9), thereby the revolving force of motor (7) is passed to the axle sleeve (17) of bracing frame (16), the outside of axle sleeve (17) is provided with a coupled annulus (18), then be connected with on the excircle of annulus (18) three at a distance of 120 ° and with the support (19) of its formation one, the top of each support (19) then is separately installed with a roller (20) that can roll at circular groove (10) circumference place when together rotating with motor (7) when bracing frame (16); It is characterized in that: the upper surface centre that described bracing frame (16) is gone up annulus (18) is provided with a boss (21) that forms to upper process.
2, the rotary disc assembly of micro-wave oven according to claim 1 is characterized in that: described boss (21) is the cylinder bodily form, and its diameter is smaller or equal to 5mm.
3, the rotary disc assembly of micro-wave oven according to claim 1 is characterized in that: the distance between described boss (21) end face and rotating disk (5) bottom surface is 0.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510013481 CN1862105A (en) | 2005-05-12 | 2005-05-12 | Rotary disc assembly for microwave oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510013481 CN1862105A (en) | 2005-05-12 | 2005-05-12 | Rotary disc assembly for microwave oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1862105A true CN1862105A (en) | 2006-11-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510013481 Pending CN1862105A (en) | 2005-05-12 | 2005-05-12 | Rotary disc assembly for microwave oven |
Country Status (1)
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| CN (1) | CN1862105A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114271702A (en) * | 2020-09-27 | 2022-04-05 | 广东美的厨房电器制造有限公司 | Cooking utensil |
| CN114558474A (en) * | 2022-02-24 | 2022-05-31 | 北京科技大学 | Improve superstrong high tough steel of degree of consistency of tissue agitating unit for casting |
-
2005
- 2005-05-12 CN CN 200510013481 patent/CN1862105A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114271702A (en) * | 2020-09-27 | 2022-04-05 | 广东美的厨房电器制造有限公司 | Cooking utensil |
| CN114558474A (en) * | 2022-02-24 | 2022-05-31 | 北京科技大学 | Improve superstrong high tough steel of degree of consistency of tissue agitating unit for casting |
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| C12 | Rejection of a patent application after its publication | ||
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Open date: 20061115 |