Shell structure and vehicle-mounted microwave oven

Abstract

The shell structure comprises a top plate, a first side plate and a second side plate which are arranged in a split mode, the first side plate and the second side plate are located on the two sides of the top plate respectively, the top plate comprises a first flat plate, an avoiding part is arranged on the rear side of the first flat plate, and the avoiding part is in an arc shape or a step shape. The shell structure and the vehicle-mounted microwave oven can be matched with a vehicle head cabinet in shape, the structure is more compact, and the space utilization rate is high; the connecting assembly is arranged outside the shell, so that the overall strength is improved, meanwhile, the stress of the vehicle-mounted microwave oven is more uniform, and the use requirement of a vehicle-mounted environment is met.

Description

Technical Field

[0001] The utility model relates to the technical field of microwave ovens, in particular to a shell structure and a vehicle-mounted microwave oven. Background Art

[0002] With the continuous advancement of automobile technology and people's increasing pursuit of quality of life in the car, car microwave ovens, as important household electrical appliances inside the car, have been widely used. Car microwave ovens are convenient for heating food while the vehicle is driving, greatly improving the travel experience of drivers and passengers.

[0003] In the related art, a headstock is provided on the top of the cockpit of a motorhome or a truck, but the space is very limited; the shell structure of the existing microwave oven is usually formed by bending a metal plate, defining the top surface and two opposite side surfaces of the microwave oven, which occupies a large space and cannot be directly assembled in the headstock; in addition, the vehicle will vibrate continuously during driving, which also puts higher requirements on the assembly strength of the shell structure of the vehicle-mounted microwave oven.

[0004] In view of this, the present utility model is proposed. Utility Model Content

[0005] The problem solved by the utility model is that the shell structure of the existing microwave oven is unreasonable and it is difficult to meet the use requirements of the vehicle environment.

[0006] In order to solve the above problems, the utility model provides a shell structure, which is arranged on a vehicle-mounted microwave oven, and includes a top plate, a first side plate, and a second side plate, which are arranged separately. The first side plate and the second side plate are respectively located on both sides of the top plate. The top plate includes a first flat plate, and a relief portion is arranged on the rear side of the first flat plate. The relief portion is arc-shaped or stepped. This arrangement enables the vehicle-mounted microwave oven to adapt to the shape of the front cabinet, and the space utilization rate inside the front cabinet is high; at the same time, it is convenient to open the shell structure from the side to quickly inspect the interior of the vehicle-mounted microwave oven.

[0007] Preferably, the avoidance portion includes a first vertical plate and a second flat plate connected to each other, the second flat plate is arranged lower than the first flat plate, a first inclined plate inclined downward is arranged at one end of the second flat plate away from the first vertical plate, and a second inclined plate is arranged at one end of the first inclined plate close to the first side plate, and the inclination angles of the first inclined plate and the second inclined plate are α1 and α2 respectively, wherein 0<α1<α2<90°. This arrangement can make the shell structure generally arc-shaped, so that the vehicle-mounted microwave oven is closer to the rear wall of the vehicle head cabinet, and the space utilization rate is high; at the same time, the second flat plate can support the power cord, and the connection is stable and reliable.

[0008] Preferably, a connecting assembly is provided on the shell structure, the connecting assembly includes a first bracket, a heating chamber is provided in the shell structure, the heating chamber includes a front plate, a first flange is provided on the side of the front plate close to the first side plate, and a fixing hole is provided on the first flange for simultaneously fixing the first side plate and the first bracket. This arrangement uses one screw to simultaneously assemble the first side plate and the first bracket, and the first side plate can strengthen the first flange, while the first bracket directly abuts against the side wall of the first side plate, so that the force of the vehicle-mounted microwave oven is more uniform.

[0009] Preferably, a pre-positioning device is provided between the first side plate and the first bracket, and the pre-positioning device is a limiting structure formed by a protrusion and a limiting groove / limiting hole or a limiting structure formed by a limiting sheet and a slot / insertion hole. This arrangement can realize pre-assembly between the first side plate and the first bracket, further improving assembly efficiency and accuracy.

[0010] Preferably, the pre-positioning device includes a positioning member and a limiting groove, the positioning member can be inserted into the limiting groove and limited, the positioning member is arranged on one of the first side plate and the first bracket, and the limiting groove is arranged on the other of the first side plate and the first bracket. This arrangement has a simple structure and is easy to produce and process.

[0011] Preferably, the connection assembly further includes a second bracket, which is located on the outer side of the second side panel; the vehicle-mounted microwave oven includes a door assembly, which is hingedly connected to the second side panel via a door hinge, and the door hinge is provided with an ear plate, which is used to simultaneously fix and assemble the second side panel and the second bracket. This arrangement has high assembly efficiency, and the second side panel can increase the contact area of ​​the second bracket to disperse the force.

[0012] Preferably, the second side plate is provided with a raised portion, a reinforcing rib is provided on the raised portion, and a notch is provided at a position of the second side plate corresponding to the avoidance portion. This arrangement can adapt to the side shape of the heating cavity, which is conducive to increasing the volume of the heating cavity and improving the practicality of the vehicle-mounted microwave oven; and the periphery of the raised portion can be used to assemble the second bracket, reducing the distance that the second bracket extends outward, so that the vehicle-mounted microwave oven fits tightly with the front cabinet of the vehicle.

[0013] Preferably, the shell structure further comprises a bottom plate, the heating chamber is arranged on the bottom plate, the bottom plate protrudes toward a side portion close to the heating chamber to form a first boss, and furnace feet are arranged in the first boss for detachable connection with the bottom bracket. This arrangement can not only increase the mechanical strength of the bottom plate, but also make the furnace feet have a certain height to ensure a tight connection with the bottom plate, and the height of the furnace feet protruding from the bottom plate is very limited, and the space utilization rate is high.

[0014] Preferably, a second boss and a bending portion are provided on the bottom plate, the bending portion is located on a side of the second boss close to the front plate, and an avoidance groove is formed between the bending portion and the second boss.

[0015] Compared with the prior art, the shell structure of the utility model has the following beneficial effects: 1) the structure can be matched with the shape of the vehicle head cabinet through structural improvement, the structure is more compact and the space utilization rate is high; 2) the overall strength is improved by arranging a connecting component outside the shell, and the force of the vehicle-mounted microwave oven is made more uniform, meeting the use requirements of the vehicle-mounted environment; 3) the structure is simple and easy to produce and process.

[0016] The utility model also provides a vehicle-mounted microwave oven, comprising the above-mentioned housing structure. The vehicle-mounted microwave oven has the same beneficial effects as the housing structure, which will not be described in detail here. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the structure of the vehicle-mounted microwave oven according to an embodiment of the utility model;

[0018] Figure 2 for Figure 1 A partial enlarged view of the middle A;

[0019] Figure 3 This is a schematic diagram of the internal structure of the vehicle-mounted microwave oven according to an embodiment of the utility model;

[0020] Figure 4 for Figure 3 A partial enlarged view of point B in the middle;

[0021] Figure 5 Another perspective view of the vehicle-mounted microwave oven according to the embodiment of the utility model;

[0022] Figure 6 for Figure 5 A partial enlarged view of point C in the middle;

[0023] Figure 7 This is a schematic diagram of an explosion of a vehicle-mounted microwave oven according to an embodiment of the utility model;

[0024] Figure 8 Another exploded schematic diagram of the vehicle-mounted microwave oven according to an embodiment of the utility model.

[0025] Description of reference numerals:

[0026] 1-shell structure; 11-top plate; 111-first flat plate; 112-avoidance portion; 1121-first vertical plate; 1122-second flat plate; 1123-first inclined plate; 1124-second inclined plate; 12-first side plate; 121-positioning member; 13-second side plate; 131-protrusion; 132-reinforcement rib; 133-notch; 14-bottom plate; 141-furnace foot; 142-first boss; 143-second boss; 144-bending portion; 145-side flange; 146-avoidance groove; 2-door assembly; 21-door hinge; 211-ear plate; 3-filter assembly; 4-connecting assembly; 41-first bracket; 411-limiting groove; 42-second bracket; 43-bottom bracket; 5-control panel; 6-heating chamber; 61-front plate; 611-first flange; 7-fan assembly; 8-air guide hood. DETAILED DESCRIPTION

[0027] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the specific embodiments of the utility model are described in detail below with reference to the accompanying drawings. The technical features in the embodiments of the utility model can be combined with each other without conflict.

[0028] It should be noted that all terms used in the present invention for directional and positional indications, such as "upper", "lower", "left", "right", "front", "back", "vertical", "horizontal", "inside", "outside", "top", "lower", "lateral", "longitudinal", "center", etc., are only used to explain the relative positional relationship and connection conditions between the components in a certain state (as shown in the accompanying drawings), and are only for the convenience of describing the present invention, rather than requiring the present invention to be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the descriptions of "first", "second", etc. in the present invention are only used for descriptive purposes, and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features.

[0029] In the description of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0030] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0031] like Figure 1-8 As shown, a shell structure 1 is arranged on a vehicle-mounted microwave oven, comprising a top plate 11, a first side plate 12, and a second side plate 13 which are arranged separately, wherein the first side plate 12 and the second side plate 13 are respectively located on both sides of the top plate 11, and the top plate 11 comprises a first flat plate 111, and a relief portion 112 is arranged on the rear side of the first flat plate 111, wherein the relief portion 112 is generally arc-shaped or stepped. This arrangement enables the vehicle-mounted microwave oven to adapt to the shape of the front cabinet, and the space utilization rate inside the front cabinet is high; at the same time, it is convenient to open the shell structure 1 to quickly inspect the interior of the vehicle-mounted microwave oven.

[0032] Preferably, the avoidance portion 112 includes a first vertical plate 1121 and a second flat plate 1122 connected to each other, the second flat plate 1122 is arranged lower than the first flat plate 111, the second flat plate 1122 is provided with a first inclined plate 1123 inclined downward at one end away from the first vertical plate 1121, the first inclined plate 1123 is provided with a second inclined plate 1124 at one end close to the fan assembly 7, and the inclination angles of the first inclined plate 1123 and the second inclined plate 1124 are α1 and α2 respectively, wherein 0<α1<α2<90°. This arrangement can make the shell structure 1 generally arc-shaped, so that the vehicle-mounted microwave oven is closer to the rear wall of the vehicle head cabinet, and the space utilization rate is high; at the same time, the second flat plate 1122 can support the power cord, and the connection is stable and reliable.

[0033] Preferably, a connecting component 4 is provided on the shell structure 1 , and the connecting component 4 includes a first bracket 41 and a second bracket 42 . The first bracket 41 is located on the outer side of the first side plate 12 , and the second bracket 42 is located on the outer side of the second side plate 13 .

[0034] As an example of the present utility model, the vehicle-mounted microwave oven includes a heating cavity 6, the heating cavity 6 is located in the shell structure 1, the heating cavity 6 includes a front plate 61, the front plate 61 is provided with a first flange 611 on a side close to the first side plate 12, the first side plate 12 is provided with a first bracket 41 on a side away from the first flange 611, and the first flange 611 is provided with a fixing hole for simultaneously fixing the first side plate 12 and the first bracket 41. This setting uses one screw to simultaneously realize the assembly of the first side plate 12 and the first bracket 41, and the first side plate 12 can strengthen the first flange 611, and the first bracket 41 directly abuts against the side wall of the first side plate 12, so that the force of the vehicle-mounted microwave oven is more uniform.

[0035] Preferably, a pre-positioning device is provided between the first side panel 12 and the first bracket 41 for rapid positioning. The pre-positioning device is a limiting structure formed by a protrusion and a limiting groove / limiting hole or a limiting structure formed by a limiting sheet and a slot / jack. Preferably, the pre-positioning device includes a positioning member 121 and a limiting groove 411, the positioning member 121 can be inserted into the limiting groove 411 and limited, the positioning member 121 can be provided on the first side panel 12, the limiting groove 411 is provided on the first bracket 41, or the positioning member 121 can be provided on the first bracket 41, and the limiting groove 411 is provided on the first side panel 12.

[0036] The vehicle-mounted microwave oven includes a door assembly 2, the door assembly 2 is hingedly connected to the second side plate 13 through a door hinge 21, and the door hinge 21 is provided with a lug 211, and the lug 211 is used to simultaneously fix and assemble the second side plate 13 and the second bracket 42. This arrangement has high assembly efficiency, and the second side plate 13 can increase the contact area of ​​the second bracket 42 to disperse the force.

[0037] The structures of the first side panel 12 and the second side panel 13 may be the same or different. As an example of the present invention, the second side panel 13 is provided with a protrusion 131, and a reinforcing rib 132 is provided on the protrusion 131. A notch 133 is provided at a position corresponding to the second side panel 13 and the avoidance portion 112. This arrangement can adapt to the side shape of the heating cavity 6, which is conducive to increasing the volume of the heating cavity 6 and improving the practicality of the vehicle-mounted microwave oven; and the periphery of the protrusion 131 can be used to assemble the second bracket 42, reducing the distance that the second bracket 42 extends outward, so that the vehicle-mounted microwave oven fits tightly with the front cabinet.

[0038] The housing structure 1 further comprises a bottom plate 14, the heating chamber 6 is arranged on the bottom plate 14, the bottom plate 14 is partially raised on one side away from the heating chamber 6 to form a first boss 142, a furnace foot 141 is arranged in the first boss 142, and is used to be detachably connected to the bottom bracket 43. This arrangement can not only increase the mechanical strength of the bottom plate 14, but also make the furnace foot 141 have a certain height to ensure that it is firmly connected to the bottom plate 14, and the height of the furnace foot 141 protruding from the bottom plate 14 is very limited, and the space utilization rate is high.

[0039] Preferably, the bottom plate 14 is provided with a second boss 143 and a bent portion 144, the bent portion 144 is located on the side of the second boss 143 away from the fan assembly 7, and an avoidance groove 146 is formed between the bent portion 144 and the second boss 143 for limiting the retaining rib at the opening of the front cabinet. Preferably, side flanges 145 are provided on both sides of the bottom plate 14 for fixed assembly with the first side plate 12 and the second side plate 13.

[0040] The vehicle-mounted microwave oven further comprises a control panel 5, which is located on one side of the door assembly 2, and a first air outlet is arranged at the bottom of the control panel 5. This arrangement can discharge the heat in the vehicle-mounted microwave oven through the first air outlet, and the heat dissipation is good; the control panel 5 and the door assembly 2 constitute the front appearance of the vehicle-mounted microwave oven, and together with the housing structure 1 and the rear plate of the heating cavity 6, constitute the appearance of the vehicle-mounted microwave oven.

[0041] The vehicle-mounted microwave oven further includes a fan assembly 7, which is located on the rear plate of the heating cavity 6. An air guide cover 8 is provided on the top of the heating cavity 6, and a filter assembly 3 is provided at the outlet end of the air guide cover 8 for filtering the air from the heating cavity 6. The vehicle-mounted microwave oven further includes components such as a magnetron, a waveguide box, and a frequency conversion board. The relevant structures and assemblies are prior art and will not be described in detail herein.

[0042] Although the utility model is disclosed as above, the utility model is not limited thereto. Any person skilled in the art can make various changes and modifications without departing from the spirit and scope of the utility model. Therefore, the protection scope of the utility model shall be subject to the scope defined by the claims.

Claims

1. A housing structure, arranged on a vehicle-mounted microwave oven, characterized in that: The invention comprises a top plate (11), a first side plate (12), and a second side plate (13) which are separately arranged, wherein the first side plate (12) and the second side plate (13) are respectively located on two sides of the top plate (11), and the top plate (11) comprises a first flat plate (111), and a relief portion (112) is arranged on the rear side of the first flat plate (111), and the relief portion (112) is arc-shaped or stepped.

2. The housing structure according to claim 1, characterized in that: The avoidance portion (112) comprises a first vertical plate (1121) and a second flat plate (1122) which are connected to each other. The second flat plate (1122) is arranged lower than the first flat plate (111). A first inclined plate (1123) inclined downward is arranged at an end of the second flat plate (1122) away from the first vertical plate (1121). A second inclined plate (1124) is arranged at an end of the first inclined plate (1123) close to the first side plate (12). The inclination angles of the first inclined plate (1123) and the second inclined plate (1124) are α1 and α2 respectively, wherein 0°<α1<α2<90°.

3. The housing structure according to claim 1, characterized in that: A connecting assembly (4) is arranged on the shell structure (1), the connecting assembly (4) comprises a first bracket (41), a heating chamber (6) is arranged in the shell structure (1), the heating chamber (6) comprises a front plate (61), a first flange (611) is arranged on a side of the front plate (61) close to the first side plate (12), and a fixing hole is arranged on the first flange (611) for simultaneously fixing the first side plate (12) and the first bracket (41).

4. The housing structure according to claim 3, characterized in that: A pre-positioning device is provided between the first side plate (12) and the first bracket (41), and the pre-positioning device is a limiting structure formed by a protrusion and a limiting groove / limiting hole, or a limiting structure formed by a limiting sheet and a slot / insertion hole.

5. The housing structure according to claim 4, characterized in that: The pre-positioning device comprises a positioning member (121) and a limiting groove (411), wherein the positioning member (121) can be inserted into the limiting groove (411) and be limited in position, wherein the positioning member (121) is arranged on one of the first side plate (12) and the first bracket (41), and the limiting groove (411) is arranged on the other of the first side plate (12) and the first bracket (41).

6. The housing structure according to claim 3, characterized in that: The connecting assembly (4) further comprises a second bracket (42), wherein the second bracket (42) is located on the outer side of the second side panel (13); the vehicle-mounted microwave oven comprises a door assembly (2), wherein the door assembly (2) is hingedly connected to the second side panel (13) via a door hinge (21), wherein the door hinge (21) is provided with an ear plate (211), and the ear plate (211) is used for simultaneously fixing and assembling the second side panel (13) and the second bracket (42).

7. The housing structure according to claim 6, characterized in that: The second side plate (13) is provided with a protruding portion (131), a reinforcing rib (132) is provided on the protruding portion (131), and a notch (133) is provided at a position of the second side plate (13) corresponding to the avoidance portion (112).

8. The housing structure according to claim 3, characterized in that: The shell structure (1) further comprises a bottom plate (14), the heating chamber (6) being arranged on the bottom plate (14), the bottom plate (14) partially protruding towards a side close to the heating chamber (6) to form a first boss (142), a furnace foot (141) being arranged inside the first boss (142) for being detachably connected to a bottom bracket (43).

9. The housing structure according to claim 8, characterized in that: A second boss (143) and a bending portion (144) are provided on the bottom plate (14); the bending portion (144) is located on a side of the second boss (143) close to the front plate (61); and an avoidance groove (146) is formed between the bending portion (144) and the second boss (143).

10. A vehicle-mounted microwave oven, characterized in that: The invention comprises a shell structure as described in any one of claims 1 to 9.

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