CN212777503U

CN212777503U - Microwave oven cavity splashproof subassembly and microwave oven

Info

Publication number: CN212777503U
Application number: CN202021482284.XU
Authority: CN
Inventors: 徐华锋; 赖建
Original assignee: Guangdong Galanz Microwave Electric Manufacturing Co Ltd; Guangdong Galanz Microwave Oven and Electrical Appliance Manufacturing Co Ltd
Current assignee: Guangdong Galanz Microwave Electric Manufacturing Co Ltd; Guangdong Galanz Microwave Oven and Electrical Appliance Manufacturing Co Ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-03-23
Anticipated expiration: 2030-07-24

Abstract

The utility model provides a microwave oven cavity splashproof subassembly and microwave oven, microwave oven cavity splashproof subassembly, including furnace chamber lateral wall, anti-splash device, the furnace chamber lateral wall is used for installing the waveguide box the furnace chamber lateral wall sets up additional strengthening set up the waveguide mouth on the furnace chamber lateral wall, anti-splash device with additional strengthening connects and covers the waveguide mouth. Microwave oven cavity splashproof subassembly and microwave oven, rational in infrastructure, the splashproof is reliable, the additional strengthening that sets up on the furnace chamber lateral wall has still strengthened the intensity of furnace chamber lateral wall, guarantees the usage space of automatically controlled room, improves the stability and the reliability of electrical components such as furnace chamber lateral wall connection waveguide box, reduces microwave oven's whole area occupied, the fail safe nature when guaranteeing the microwave oven and using.

Description

Microwave oven cavity splashproof subassembly and microwave oven

Technical Field

The utility model relates to a microwave oven technical field especially relates to a microwave oven cavity splashproof subassembly and microwave oven.

Background

A microwave oven is an electric cooker that heats food using high-frequency microwaves, and heats and cooks food by frictional heat generated by violent vibration of food molecules under the radiation of the high-frequency microwaves.

Generally, a microwave oven is a household appliance using microwaves (i.e., high frequency electromagnetic waves having a frequency of up to 2,450 MHz) as a heating source, and its operation principle is: under the action of microwave, the arrangement direction of the molecules in food is changed continuously, so that the molecules are repeatedly rubbed to generate heat, thereby raising the temperature of the food and achieving the purpose of cooking. When the microwave oven is used for cooking, the microwave penetrates through food, can heat the inside and the outside simultaneously, and has the advantages of high efficiency, high speed and convenient application. Therefore, the microwave oven is gradually becoming a widely used household appliance.

At present, as shown in fig. 1 to 2, a conventional microwave oven includes: the oven comprises a body, an oven cavity and an electric control chamber; the oven cavity is arranged in one side space inside the body and forms a cooking chamber; the electric control chamber is arranged in the other side space in the body, and a magnetron and other electronic devices are arranged in the electric control chamber. The heating chamber is separated from the electric control chamber by a side wall. The magnetron for generating microwave is arranged in the electric control chamber, the magnetron is fixed on a bracket by a screw, the bracket is fixedly welded on the outer side surface of the waveguide box, and the generated microwave is introduced into the heating chamber on the furnace chamber by using the waveguide.

The waveguide box is fixedly welded on the outer side of the upper side wall of the electric control chamber, and the shape of the waveguide box is convex outwards from the outer side of the side wall. However, this structure has a disadvantage in that the space of the electric control chamber is substantially narrowed, causing a poor flow of cooling air in the electric control chamber. In addition, the structure and assembly process are complicated.

In addition, the waveguide port of the cavity of the oven cavity is generally required to be additionally provided with mica sheets for shielding so as to prevent food juice from splashing into the waveguide port, but the shielding mode cannot be guaranteed to be completely effective, when the food juice flows downwards along the side wall of the cavity, the food juice can still flow into the waveguide port through a matching gap between the mica sheets and the cavity, and when the food juice flowing into the waveguide port accumulates to a certain amount, the ignition phenomenon can possibly occur, so that the potential safety hazard is brought.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present invention is directed to a microwave oven and a cavity splash guard assembly thereof, which solves at least one of the above problems.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides a microwave oven chamber splashproof subassembly, includes furnace chamber lateral wall, splashproof device, the furnace chamber lateral wall is used for installing the waveguide box the furnace chamber lateral wall sets up additional strengthening set up the waveguide mouth on the furnace chamber lateral wall, the splashproof device with additional strengthening connects and covers the waveguide mouth.

Microwave oven cavity splashproof structure, simple structure, it is stable to connect, it is convenient to assemble, the splashproof is reliable.

Further, the reinforcing structure is a rib plate or a boss protruding towards the inside of the oven cavity, or the reinforcing structure is a rib plate or a boss protruding towards the outside of the oven cavity.

Should set up and improve the intensity of furnace chamber lateral wall is guaranteed to the commonality of microwave oven chamber splashproof subassembly to reasonable utilization inside spatial structure of microwave oven improves the inside space utilization of microwave oven, reduces microwave oven's whole volume.

Furthermore, a connecting device is arranged on the reinforcing structure and/or the side wall of the furnace chamber, and the anti-splash device is inserted and limited by the connecting device.

This setting discloses a splash guard and furnace chamber lateral wall's detachable connected mode, and the production of being convenient for is realized, and it is convenient to install simultaneously, gets to put the convenience, and the installation, the washing or the replacement of the splash guard of being convenient for.

Furthermore, the splash-proof device comprises a splash-proof plate body, wherein a flanging is arranged at the edge of the splash-proof plate body, and an inserting part is arranged on the flanging and is in inserting connection with the connecting device.

This setting discloses a splash guard's concrete structure, the processing production of being convenient for on the one hand, and on the other hand has also guaranteed that the splash guard cup joints the reliability that covers to additional strengthening is whole to splash guard after the assembly prevents that the juice from spattering the reliability of waveguide mouth.

Furthermore, the flanging is arranged at the edge of the splash-proof plate body in a continuous manner.

This setting has improved the wholeness that the splashproof device cup jointed the cover to additional strengthening, further improves the reliability that the splashproof device prevented that the sap from splashing into the waveguide mouth, guarantees the reliability of microwave oven work, can bring comparatively good use for the user and experience, has improved the product quality greatly.

Furthermore, the inserting part comprises an inserting piece and a clamping piece, the inserting piece is inserted and positioned with the connecting device, and the clamping piece is limited by the buckle of the connecting device.

This setting is through grafting location, the fixed connected mode of joint for splashproof device and connecting device can be quick, accurate, reliable assembly, and the processing production of being convenient for improves assembly efficiency, and has guaranteed the stability that splashproof device and connecting device are connected.

Furthermore, the connecting device comprises a plurality of connecting holes, the inserting pieces are provided with at least two clamping pieces, the inserting pieces are arranged at the two opposite ends of the splash-proof plate body, the clamping pieces are also arranged at the two opposite ends of the splash-proof plate body, and the inserting pieces and the clamping pieces can be inserted into the connecting holes to be connected in an inserting mode.

This setting discloses a concrete structure that splashproof device and connecting device are connected, has further improved the stability that splashproof device and connecting device are connected, avoids unilateral atress back splashproof device and furnace chamber lateral wall to break away from, further improves the reliability that splashproof device prevents that juice from splashing into the waveguide mouth for microwave oven can carry out normal, reliable work, improves user experience.

Further, set up the lug on the additional strengthening, the lug sets up the top of waveguide mouth, the lug is protruding to the furnace chamber inboard the lug sets up on the side of furnace chamber outside and dodges the groove.

The arrangement further enhances the strength of the oven cavity side wall while ensuring the reliability of the operation of the electronic devices in the electric control and the microwave oven.

Further, an accommodating part is arranged on the splash-proof device and comprises an accommodating groove, and the accommodating groove can wrap and accommodate the convex block.

This setting makes splash guard's splashproof plate body be a whole, guarantees that splash guard can cup joint the cover completely to additional strengthening and waveguide mouth to further improve splash guard and prevent that the juice from splashing into the reliability of waveguide mouth.

The utility model also discloses a microwave oven contains as above microwave oven cavity splashproof subassembly.

Compared with the prior art, microwave oven cavity splashproof subassembly and microwave oven have following advantage:

(1) microwave oven cavity splashproof subassembly and microwave oven, rational in infrastructure, the splashproof is reliable, the additional strengthening that sets up on the furnace chamber lateral wall has still strengthened the intensity of furnace chamber lateral wall, guarantees the usage space of automatically controlled room, improves the stability and the reliability of electrical components such as furnace chamber lateral wall connection waveguide box, reduces microwave oven's whole area occupied, the fail safe nature when guaranteeing the microwave oven and using.

(2) Microwave oven cavity splashproof subassembly and microwave oven, through cup jointing the splashproof device and peg graft spacing behind additional strengthening for the splashproof device installation is convenient, connect stably, the splashproof is reliable, guarantees the reliability of microwave oven work, can bring comparatively good use for the user and experience, has improved the product quality greatly.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

FIG. 1 is an exploded view of a prior art microwave oven configuration;

FIG. 2 is a schematic view of a prior art magnetron mounting configuration;

fig. 3 is a schematic structural view of a microwave oven chamber device according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a second viewing angle of a cavity apparatus of a microwave oven according to an embodiment of the present invention;

fig. 5 is a schematic view of an assembly structure of the splash guard and the oven cavity side wall according to the embodiment of the present invention;

fig. 6 is a schematic structural view of a side wall of the furnace chamber according to an embodiment of the present invention;

fig. 7 is a schematic perspective view of a second viewing angle of a sidewall of the furnace chamber according to an embodiment of the present invention;

fig. 8 is a schematic structural diagram of a splash guard according to an embodiment of the present invention;

fig. 9 is a schematic structural diagram of a second view angle of the anti-splash device according to the embodiment of the present invention;

fig. 10 is a schematic structural view of a furnace chamber side wall in front view according to an embodiment of the present invention;

fig. 11 is a schematic sectional view of a-a in fig. 10.

Description of reference numerals:

1-furnace chamber side wall, 2-waveguide port, 3-splash guard, 301-splash guard, 302-flanging, 303-plug part, 303 a-plug piece, 303 b-clamping piece, 304-containing part, 304 a-containing groove, 4-reinforcing structure, 401-sinking groove, 5-connecting device, 501-connecting hole, 6-lug, 601-avoiding groove, 7-waveguide box, 11-top cover, 12-front frame, 13-back plate, 14-U-shaped frame and 100-furnace chamber device.

Detailed Description

In order to make the technical means and the objectives and functions of the present invention easy to understand, the embodiments of the present invention will be described in detail with reference to the specific drawings.

It should be noted that all terms used in the present invention for directional and positional indication, such as: the terms "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", "top", "lower", "transverse", "longitudinal", "center", etc. are used only for explaining the relative positional relationship, connection conditions, etc. between the respective members in a certain specific state (as shown in the drawings), and are only for convenience of description of the present invention, and do not require that the present invention must be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention. In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated.

In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; may be a mechanical connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Embodiment 1, as shown in fig. 3-11, the utility model discloses a microwave oven cavity splashproof subassembly, including furnace chamber lateral wall 1, splash guard 3, furnace chamber lateral wall 1 is used for installing waveguide box 7 furnace chamber lateral wall 1 sets up additional strengthening 4 set up waveguide mouth 2 on the additional strengthening 4, splash guard 3 covers additional strengthening 4 can dismantle with it and be connected.

The utility model provides a microwave oven cavity splashproof subassembly, splashproof device 3 with waveguide box 7 sets up respectively in the both sides of furnace chamber lateral wall 1, and furnace chamber lateral wall 1 is placed one side of waveguide box 7 and is used for placing electronic device such as magnetron, through the additional strengthening 4 that sets up on furnace chamber lateral wall 1 for splash guard 3 is placed in the installation, will splash guard 3 cover establish additional strengthening 4 is last and can dismantle fixedly with it, make splash guard 3 can cover waveguide mouth 2 completely and with waveguide mouth 2 not direct contact on the one hand, make microwave oven when heating food, even take place the liquid sputtering, also can be blocked by splash guard 3 is whole, because splash guard 3 cover establishes on additional strengthening 4, then the food residual juice of sputtering also can only flow to the furnace chamber diapire after splash guard 3's the effect, and can not flow into waveguide mouth 2, the safety and the reliability of the microwave oven in use are ensured; meanwhile, the reinforcing structure 4 arranged on the side wall 1 of the oven cavity also reinforces the strength of the side wall 1 of the oven cavity, ensures the use space of the electric control chamber, improves the stability and reliability of electric elements such as the waveguide box 7 connected with the side wall 1 of the oven cavity and the like, and reduces the whole occupied area of the microwave oven.

As a preferred example of the present invention, the reinforcing structure 4 is a rib plate or a boss protruding toward the inside of the oven cavity, or the reinforcing structure 4 is a rib plate or a boss protruding toward the outside of the oven cavity.

This setting has improved the commonality of microwave oven chamber splashproof subassembly guarantees furnace chamber lateral wall 1's intensity to the inside spatial structure of reasonable utilization microwave oven improves the inside space utilization of microwave oven, reduces microwave oven's whole volume.

As a preferred example of the present invention, the reinforcing structure 4 is a rib plate protruding toward the inside of the oven cavity, and the back portion protruding on the reinforcing structure 4 forms the sink 401.

As a preferred example of the present invention, a connection device 5 is disposed on the reinforcing structure 4 and/or on the furnace chamber side wall 1, and the anti-splash device 3 is inserted and limited by the connection device 5. As a preferred example of the present invention, the reinforcing structure 4 is a rib plate protruding toward the inside of the oven cavity, and the connecting device 5 is disposed at the joint of the rib plate and the oven cavity side wall 1.

This setting discloses a splash guard 3 and furnace chamber lateral wall 1's detachable connected mode, and the production of being convenient for is realized, and it is convenient to install simultaneously, gets to put the convenience, and the installation, the washing or the replacement of the splash guard 3 of being convenient for.

As a preferred example of the present invention, the splash guard 3 includes a splash guard plate 301, a flange 302 is provided at an edge of the splash guard plate 301, an insertion portion 303 is provided on the flange 302, and the insertion portion 303 is connected to the connection device 5 in an insertion manner.

This setting discloses a concrete structure of splash guard 3, the processing production of being convenient for on the one hand, and on the other hand has also guaranteed splash guard 3 and has cup jointed the reliability that covers to additional strengthening 4 is whole to splash guard 3 after the assembly has improved prevents that the juice from spattering into waveguide mouth 2's reliability.

As a preferred example of the present invention, the flange 302 is disposed at the edge of the splash-proof plate 301 in a continuous manner.

This setting has improved splashproof device 3 and cup jointed the wholeness that covers to additional strengthening 4, further improves splashproof device 3 and prevents that the sap from splashing into the reliability of waveguide mouth 2, guarantees the reliability of microwave oven work, can bring comparatively good use for the user and experience, has improved the product quality greatly.

As a preferred example of the present invention, the insertion portion 303 includes an insertion piece 303a and a clip 303b, the insertion piece 303a is inserted and positioned in the connecting device 5, and the clip 303b is fastened and limited to the connecting device 5.

Through the connection mode of inserting positioning and clamping fixing, the splash-proof device 3 and the connection device 5 can be assembled quickly, accurately and reliably, the processing and the production are convenient, the assembly efficiency is improved, and the stability of connection of the splash-proof device 3 and the connection device 5 is ensured.

As a preferred example of the present invention, the connecting device 5 includes a plurality of connecting holes 501, the insertion piece 303a the joint member 303b sets up at least two, two the insertion piece 303a set up the relative both ends of the splash guard plate 301, two the joint member 303b also set up the relative both ends of the splash guard plate 301, the insertion piece 303a the joint member 303b all can insert the connecting hole 501 and peg graft spacingly. As an example of the utility model, joint member 303b sets up two, two joint member 303b sets up the relative both sides of splashproof plate body 301, both sides around when splashproof device 3 assembles on furnace chamber lateral wall 1 for example, insertion piece 303a sets up four, and four insertion piece 303a are two liang of settings, and two insertion piece 303a set up with one of them joint member 303b splashproof plate body 301's homonymy, two insertion piece 303a set up respectively in this joint member 303 b's relative both sides, set up a joint member 303b in the front side of splashproof plate body 301 for example, set up two insertion piece 303a, and two insertion piece 303a set up respectively joint member 303 b's upper and lower both sides.

This setting discloses a concrete structure that splashproof device 3 and connecting device 5 are connected, has further improved the stability that splashproof device 3 and connecting device 5 are connected, avoids unilateral atress back splashproof device 3 and furnace chamber lateral wall 1 to break away from, further improves splashproof device 3 and prevents that the sap from spattering into the reliability of waveguide mouth 2 for microwave oven can carry out normal, reliable work, improves user experience.

In addition, through years of research, the applicant found that if the distance between the antenna structure of the magnetron and the side wall 1 of the oven cavity and the size of the waveguide port 2 are not matched, the stability of the operation of the magnetron for emitting microwaves is poor.

Based on this, as a preferred example of the present invention, the bump 6 is disposed on the reinforcing structure 4, the bump 6 is disposed above the waveguide port 2, the bump 6 protrudes toward the inner side of the cavity, and the bump 6 is disposed on the side surface outside the cavity to form the avoiding groove 601. The avoiding groove 601 corresponds to an antenna structure of a magnetron, the magnetron is fixed on the waveguide box 7 through a magnetron mounting plate, and an enough distance is ensured between an antenna extending into the waveguide box 7 and the side wall 1 of the oven cavity, so that the reliability of the work of the magnetron emitting microwave is ensured.

This arrangement further enhances the strength of the oven cavity side wall 1 while ensuring the reliability of the operation of the electronic devices in the electric control and the microwave oven.

Preferably, as a preferred example of the present invention, a receiving portion 304 is provided on the splash guard 3, and the receiving portion 304 includes a receiving groove 304a, and the receiving groove 304a can wrap and receive the protrusion 6.

Preferably, as the utility model discloses an example, lug 6 in the front and back direction the central line with waveguide port 2 in the front and back direction the central line coincidence setting, the interval between lug 6's the inboard surface and additional strengthening 4's the inboard surface is H, wherein, lug 6's the inboard surface do lug 6 protrudes into the furnace chamber inside and be the surface that the flat form set up with furnace chamber lateral wall 1's overall structure, and the same is, additional strengthening 4's the inboard surface does additional strengthening 4 is close to the furnace chamber inboard and be the surface that the flat form set up with furnace chamber lateral wall 1's overall structure, waveguide port 2 is rectangle or oval setting, the length on the long limit of waveguide port 2 is L, 3H is less than or equal to L and is less than or equal to 10H, should set up and further improved the reliability of microwave oven splashproof and microwave heating work.

Preferably, as a preferred example of the present invention, the splash plate 301, the flange 302, the insertion piece 303a, the clip member 303b, and the receiving portion 304 are integrally formed.

This setting makes splashproof device 3 can integrative injection moulding, simplifies the production procedure, and the assembly of the splashproof device 3 of being convenient for and furnace chamber lateral wall 1 improves the production and the assembly efficiency of microwave oven product, further reduction in production cost.

Embodiment 2 also discloses a microwave oven, which comprises an oven cavity device 100, wherein the oven cavity device 100 has the microwave oven cavity splash-proof assembly as in embodiment 1.

As shown in fig. 3 to 6, the furnace chamber device 100 includes a top cover 11, a front frame 12, a rear plate 13 and a U-shaped frame 14 connected as a whole, and the furnace chamber sidewall 1 is a right sidewall of the U-shaped frame 14.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a microwave oven chamber splashproof subassembly, its characterized in that includes oven cavity lateral wall (1), anti-splash device (3), oven cavity lateral wall (1) is used for installing waveguide box (7) oven cavity lateral wall (1) sets up additional strengthening (4) set up waveguide mouth (2) on oven cavity lateral wall (1), anti-splash device (3) with additional strengthening (4) are connected and are covered waveguide mouth (2).

2. A microwave oven chamber splashguard assembly according to claim 1, characterized in that said reinforcing structure (4) is a rib or a boss protruding towards the inside of the oven chamber, or said reinforcing structure (4) is a rib or a boss protruding towards the outside of the oven chamber.

3. A microwave oven cavity splashguard assembly according to claim 1 or 2, characterized in that a connection means (5) is provided on the reinforcement structure (4) and/or on the oven cavity side wall (1), the splashguard (3) being plug-in limited with the connection means (5).

4. A microwave oven chamber splash guard assembly according to claim 3, wherein the splash guard (3) comprises a splash guard body (301), a flange (302) is provided at an edge of the splash guard body (301), a plug-in portion (303) is provided on the flange (302), and the plug-in portion (303) is plug-connected to the connecting device (5).

5. A microwave oven chamber splash guard assembly according to claim 4, wherein said cuff (302) is provided continuously at the edge of the splash guard body (301).

6. A microwave oven chamber splash guard assembly according to claim 4 or 5, characterized in that the plug part (303) comprises a plug piece (303a) and a clip (303b), the plug piece (303a) is plugged and positioned with the connecting device (5), and the clip (303b) is snapped and limited with the connecting device (5).

7. The anti-splash component for the cavity of the microwave oven as claimed in claim 6, wherein the connecting device (5) comprises a plurality of connecting holes (501), the number of the inserting pieces (303a) and the number of the clamping pieces (303b) are at least two, the two inserting pieces (303a) are arranged at two opposite ends of the anti-splash plate body (301), the two clamping pieces (303b) are also arranged at two opposite ends of the anti-splash plate body (301), and the inserting pieces (303a) and the clamping pieces (303b) can be inserted into the connecting holes (501) for splicing connection.

8. A microwave oven chamber splashguard assembly according to claim 1, characterized in that a bump (6) is provided on said reinforcing structure (4), said bump (6) being provided above said waveguide port (2), said bump (6) being convex towards the inside of the oven cavity, an evasive notch (60) being provided on the side of said bump (6) outside the oven cavity.

9. A microwave oven chamber splashguard assembly according to claim 8, characterized in that a receiving portion (304) is provided on the splashguard (3), said receiving portion (304) comprising a receiving recess (304a), said receiving recess (304a) being capable of receiving said protrusion (6) in a wrapped manner.

10. A microwave oven comprising the splashguard assembly of any one of claims 1-9.