Oven capable of preventing microwave leakage and microwave ignition

Abstract

The utility model discloses an oven capable of preventing microwave leakage and microwave ignition, which comprises an oven shell, a heating tube, a fixing piece, a connecting piece and a sealing piece, the oven shell is provided with a first avoiding hole, the heating tube is arranged in the oven shell, the end part of the heating tube is arranged in the first avoiding hole in a penetrating manner, and the fixing piece is arranged in the first avoiding hole. The fixing piece is located in the oven shell and fixed to the end of the heating pipe, the connecting piece is connected with the fixing piece and the oven shell so that the heating pipe can be fixed to the oven shell, a second receding hole is formed in the sealing piece, the sealing piece is clamped and fixed between the fixing piece and the oven shell, and the end of the heating pipe penetrates through the second receding hole; wherein the sealing piece generates adaptive deformation under the pressure action of the fixing piece so as to fill a gap between the fixing piece and the oven shell. By the adoption of the design mode, on one hand, microwave leakage caused by the fact that microwaves flow out of the oven shell can be avoided, and on the other hand, the situation that the microwaves penetrate through uneven gaps to generate microwave ignition can be avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of ovens, in particular to an oven capable of preventing microwave leakage and microwave ignition. Background Art

[0002] The cold end of the heating tube of the existing oven is mainly fixed to the oven shell by a fixing plate, a screw and a nut. Specifically, the oven shell is provided with a mounting hole and an avoidance hole. The fixing plate is installed on the cold end of the heating tube. The screw is passed through the fixing plate and the mounting hole and connected with a nut to fix the cold end of the heating tube to the oven shell. The end of the cold end of the heating tube passes through the oven shell from the avoidance hole. However, since it is often difficult to press the fixing plate and the oven shell tightly and a gap is generated, the microwaves in the oven will enter the gap between the fixing plate and the oven shell. On the one hand, the microwaves are easy to flow out from the avoidance hole and cause microwave leakage. On the other hand, when the microwaves pass through the uneven gap, discharge will occur, which is easy to cause microwave ignition in the oven. Utility Model Content

[0003] In order to overcome at least one defect of the above-mentioned prior art, the utility model provides an oven capable of preventing microwave leakage and microwave ignition, so as to solve the microwave leakage and microwave ignition problems caused by the gap between the fixing plate and the oven shell in the prior oven.

[0004] The utility model is a technical solution adopted to solve the problem. The embodiment of the utility model discloses an oven capable of preventing microwave leakage and microwave ignition, comprising an oven shell, a heating tube, a fixing plate, a connecting piece and a sealing plate. The oven shell is provided with a first avoidance hole, the heating tube is arranged in the oven shell and the end of the heating tube is passed through the first avoidance hole, the fixing plate is located in the oven shell and fixed to the end of the heating tube, the connecting piece connects the fixing plate and the oven shell to fix the heating tube on the oven shell, the sealing plate is provided with a second avoidance hole, the sealing plate is clamped between the fixing plate and the oven shell and the end of the heating tube is passed through the second avoidance hole;

[0005] Wherein, the sealing sheet is adaptively deformed under the pressure of the fixing sheet to fill at least a part of the gap between the fixing sheet and the oven shell.

[0006] As an optional implementation, in an embodiment of the utility model, the outer periphery of the sealing sheet is bent in a direction toward the oven shell to form a first sealing edge, and the first sealing edge abuts against the oven shell.

[0007] As an optional implementation, in an embodiment of the utility model, the inner edge of the sealing sheet enclosing the second avoidance hole is bent in a direction toward the oven shell to form a second sealing edge, and the second sealing edge abuts against the end of the heating tube.

[0008] As an optional implementation, in an embodiment of the utility model, the size of the sealing sheet is greater than or equal to the size of the fixing sheet.

[0009] As an optional implementation, in an embodiment of the utility model, a mounting hole is provided on the oven shell, a third avoidance hole is provided on the sealing plate, and the connecting member includes a screw and a nut, one end of the screw is fixed on the fixing plate, and the other end of the screw is passed through the third avoidance hole and the mounting hole in sequence, and extends to the outside of the oven shell to be connected with the nut.

[0010] As an optional implementation, in an embodiment of the utility model, the heating tube has two ends, there are two first avoidance holes and two second avoidance holes, the screw is located between the two ends, the mounting hole is located between the two first avoidance holes, and the third avoidance hole is located between the two second avoidance holes.

[0011] As an optional implementation, in an embodiment of the present utility model, the sealing sheet is a sealing sheet formed of copper, aluminum, sodium or magnesium.

[0012] As an optional implementation, in an embodiment of the utility model, the oven shell includes an upper cover plate, a U-shaped plate and a lower cover plate, the upper cover plate is arranged at the top of the U-shaped plate, the lower cover plate is arranged at the bottom of the U-shaped plate, the heating tube is arranged in the space enclosed by the upper cover plate, the U-shaped plate and the lower cover plate, and the first avoidance hole is arranged on the upper cover plate.

[0013] As an optional implementation, in an embodiment of the utility model, the upper cover plate is recessed in a direction away from the U-shaped plate to form a receiving groove, and the heating pipe is located in the receiving groove.

[0014] As an optional implementation, in the embodiment of the utility model, a hook is fixed on the upper cover plate, and the hook hooks the heating pipe.

[0015] Implementing the embodiments of the present utility model will have the following beneficial effects:

[0016] The utility model is provided with an oven capable of preventing microwave leakage and microwave ignition, which comprises an oven shell, a heating tube, a fixing sheet, a connecting piece and a sealing sheet. The oven shell is provided with a first avoidance hole, the heating tube is arranged in the oven shell and the end of the heating tube is passed through the first avoidance hole, the fixing sheet is located in the oven shell and fixed to the end of the heating tube, the connecting piece connects the fixing sheet and the oven shell to fix the heating tube on the oven shell, the sealing sheet is provided with a second avoidance hole, the sealing sheet is clamped between the fixing sheet and the oven shell and the end of the heating tube is passed through the second avoidance hole; wherein the sealing sheet is made of soft metal, the sealing sheet is adaptively deformed under the pressure of the fixing sheet to fill the gap between the fixing sheet and the oven shell, that is, by arranging a soft metal sealing sheet between the fixing sheet and the oven shell, and fixing and pressurizing the fixing sheet, the sealing sheet can be adaptively deformed according to the surface variables of the fixing sheet and the oven shell to fill at least part of the gap between the fixing sheet and the oven shell, so that a tight fit and seal is achieved between the fixing sheet and the oven shell. With this design, since the sealing plate fills the gap between the fixing plate and the oven shell, it can prevent microwaves from flowing out of the oven shell and causing microwave leakage, and it can also prevent microwaves from passing through uneven gaps and causing microwave ignition. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0018] Figure 1 The structure of the oven capable of preventing microwave leakage and microwave ignition in the embodiment of the utility model is schematically shown. Figure 1 ;

[0019] Figure 2 The structure of the oven capable of preventing microwave leakage and microwave ignition in the embodiment of the utility model is schematically shown. Figure 2 ;

[0020] Figure 3 It is a schematic diagram of the structure decomposition of an oven capable of preventing microwave leakage and microwave ignition in an embodiment of the utility model;

[0021] Figure 4 for Figure 3 The enlarged schematic diagram of point A in the middle;

[0022] Figure 5 for Figure 3 A magnified schematic diagram of point B in the middle.

[0023] The meanings of the reference numerals are as follows:

[0024] 1-oven shell; 11-upper cover; 111-first avoidance hole; 112-mounting hole; 113-accommodation groove; 114-hook; 12-U-shaped plate; 13-lower cover; 2-heating tube; 21-end; 3-fixing plate; 4-connecting piece; 41-screw; 42-nut; 5-sealing plate; 51-second avoidance hole; 52-first sealing edge; 53-second sealing edge; 54-third avoidance hole. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] In the present invention, the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inside", "outside", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings. These terms are mainly used to better describe the present invention and its embodiments, and are not used to limit the indicated devices, elements or components to have a specific orientation, or to be constructed and operated in a specific orientation.

[0027] In addition, some of the above terms may be used to express other meanings in addition to indicating orientation or positional relationship. For example, the term "on" may also be used to express a certain dependency or connection relationship in some cases. For those skilled in the art, the specific meanings of these terms in this utility model can be understood according to specific circumstances.

[0028] In addition, the terms "installed", "set", "provided with", "connected", and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection, or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be an internal connection between two devices, elements, or components. For those of ordinary skill in the art, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.

[0029] In addition, the terms "first", "second", etc. are mainly used to distinguish different devices, elements or components (the specific types and structures may be the same or different), and are not used to indicate or imply the relative importance and quantity of the indicated devices, elements or components. Unless otherwise specified, "plurality" means two or more.

[0030] The technical solution of the utility model will be further described below in conjunction with embodiments and drawings.

[0031] Example

[0032] Please also read Figures 1 to 5 The utility model discloses an oven capable of preventing microwave leakage and microwave ignition. The oven capable of preventing microwave leakage and microwave ignition comprises an oven shell 1, a heating tube 2, a fixing plate 3, a connecting piece 4 and a sealing plate 5. The oven shell 1 is provided with a first avoidance hole 111. The heating tube 2 is arranged in the oven shell 1 and an end 21 of the heating tube 2 is passed through the first avoidance hole 111. The fixing plate 3 is located in the oven shell 1 and fixed to the end 21 of the heating tube 2. The connecting piece 4 connects the fixing plate 3 and the oven shell 1 to fix the heating tube 2 on the oven shell 1. The sealing plate 5 is provided with a second avoidance hole 51. The sealing plate 5 is clamped to the fixing plate 3. The second avoidance hole 51 is provided between the sheet 3 and the oven shell 1 and the end 21 of the heating tube 2; wherein the sealing sheet 5 is made of soft metal, and the sealing sheet 5 is adaptively deformed under the pressure of the fixing sheet 3 to fill the gap between the fixing sheet 3 and the oven shell 1, that is, by arranging the soft metal sealing sheet 5 between the fixing sheet 3 and the oven shell 1, and fixing and pressurizing the fixing sheet 3, the sealing sheet 5 can be adaptively deformed according to the surface variables of the fixing sheet 3 and the oven shell 1 to fill at least part of the gap between the fixing sheet 3 and the oven shell 1, so that a tight fit is achieved between the fixing sheet 3 and the oven shell 1. With such a design, since the sealing sheet 5 fills the gap between the fixing sheet 3 and the oven shell 1, on the one hand, it can prevent microwaves from flowing out of the oven shell 1 and causing microwave leakage, and on the other hand, it can also prevent microwaves from passing through uneven gaps to cause microwave ignition.

[0033] The size of the sealing sheet 5 is greater than or equal to the size of the fixing sheet 3. With such a design, the sealing sheet 5 can completely fill the gap between the fixing sheet 3 and the oven housing 1. In this embodiment, the size of the sealing sheet 5 is equal to the size of the fixing sheet 3.

[0034] The sealing sheet 5 is made of a metal material such as copper, aluminum, sodium or magnesium. In this embodiment, the sealing sheet 5 is preferably made of aluminum. Aluminum has good sealing properties, plasticity and ductility, so it has a good sealing effect.

[0035] Furthermore, the outer periphery of the sealing sheet 5 is bent in a direction toward the oven shell 1 to form a first sealing edge 52, and the first sealing edge 52 abuts against the oven shell 1. With such a design, the first sealing edge 52 can be deformed under the pressure of the fixing sheet 3, so that the first sealing edge 52 of the sealing sheet 5 is closely matched with the oven shell 1, further improving the gap filling effect between the fixing sheet 3 and the oven shell 1.

[0036] Similarly, the inner edge of the sealing sheet 5 enclosing the second avoidance hole 51 is bent toward the oven shell 1 to form a second sealing edge 53, and the second sealing edge 53 abuts against the end 21 of the heating tube 2. With such a design, the second sealing edge 53 can be deformed under the pressure of the fixing sheet 3, so that the second sealing edge 53 of the sealing sheet 5 and the end 21 of the heating tube 2 are closely matched, further improving the gap filling effect between the fixing sheet 3 and the oven shell 1.

[0037] The second sealing edge 53 may partially extend into the first avoidance hole 111 to improve the sealing performance between the end 21 of the heating tube 2 and the first avoidance hole 111 .

[0038] In some embodiments, a mounting hole 112 is provided on the oven shell 1, a third avoidance hole 54 is provided on the sealing sheet 5, and the connecting member 4 includes a screw 41 and a nut 42. One end of the screw 41 is fixed on the fixing sheet 3, and the other end of the screw 41 is passed through the third avoidance hole 54 and the mounting hole 112 in sequence, and extends to the outside of the oven shell 1 to be connected with the nut 42, so that the fixing sheet 3 is fixed on the oven shell 1, and then the heating tube 2 is fixed on the oven shell 1.

[0039] The heating tube 2 has two ends 21 , two first avoidance holes 111 and two second avoidance holes 51 , the screw 41 is located between the two ends 21 , the mounting hole 112 is located between the two first avoidance holes 111 , and the third avoidance hole 54 is located between the two second avoidance holes 51 .

[0040] In some embodiments, the oven housing 1 includes an upper cover plate 11, a U-shaped plate 12 and a lower cover plate 13, the upper cover plate 11 is arranged at the top of the U-shaped plate 12, the lower cover plate 13 is arranged at the bottom of the U-shaped plate 12, the heating pipe 2 is arranged in a space enclosed by the upper cover plate 11, the U-shaped plate 12 and the lower cover plate 13, and the first avoidance hole 111 is arranged on the upper cover plate 11. It can be understood that the oven housing 1 can also be designed in a manner of being enclosed by multiple plates, which is not limited here.

[0041] Furthermore, in order to better accommodate the heating tube 2 , the upper cover plate 11 is recessed in a direction away from the U-shaped plate 12 to form an accommodating groove 113 , and the heating tube 2 is located in the accommodating groove 113 .

[0042] Furthermore, in order to further improve the installation stability of the heating pipe 2 on the upper cover plate 11 , a hook 114 is fixed on the upper cover plate 11 , and the hook 114 hooks the heating pipe 2 to fix the heating pipe 2 on the upper cover plate 11 .

[0043] The utility model provides an oven capable of preventing microwave leakage and microwave ignition, comprising an oven shell 1, a heating tube 2, a fixing plate 3, a connecting piece 4 and a sealing plate 5, wherein the oven shell 1 is provided with a first avoidance hole 111, the heating tube 2 is arranged in the oven shell 1 and the end 21 of the heating tube 2 is passed through the first avoidance hole 111, the fixing plate 3 is located in the oven shell 1 and fixed to the end 21 of the heating tube 2, the connecting piece 4 connects the fixing plate 3 and the oven shell 1 to fix the heating tube 2 on the oven shell 1, the sealing plate 5 is provided with a second avoidance hole 51, and the sealing plate 5 is clamped between the fixing plate 3 and the oven shell 1 The end 21 of the heating tube 2 is inserted into the second avoidance hole 51; wherein the sealing sheet 5 is made of soft metal, and the sealing sheet 5 is adaptively deformed under the pressure of the fixing sheet 3 to fill the gap between the fixing sheet 3 and the oven shell 1, that is, by arranging the soft metal sealing sheet 5 between the fixing sheet 3 and the oven shell 1, and fixing and pressurizing the fixing sheet 3, the sealing sheet 5 can be adaptively deformed according to the surface variables of the fixing sheet 3 and the oven shell 1 to fill at least part of the gap between the fixing sheet 3 and the oven shell 1, so that a tight fit is achieved between the fixing sheet 3 and the oven shell 1. With such a design, since the sealing sheet 5 fills the gap between the fixing sheet 3 and the oven shell 1, on the one hand, it can prevent microwaves from flowing out of the oven shell 1 and causing microwave leakage, and on the other hand, it can also prevent microwaves from passing through uneven gaps to cause microwave ignition.

[0044] The above is a detailed introduction to an oven capable of preventing microwave leakage and microwave ignition disclosed in an embodiment of the present invention. This article uses individual examples to illustrate the principle and implementation method of the present invention. The description of the above embodiments is only used to help understand the oven capable of preventing microwave leakage and microwave ignition and its core idea of ​​the present invention; at the same time, for general technical personnel in this field, according to the idea of ​​the present invention, there will be changes in the specific implementation method and application scope. In summary, the content of this specification should not be understood as a limitation on the present invention.

Claims

1. An oven capable of preventing microwave leakage and microwave ignition, characterized in that: The oven shell (1) comprises an oven shell (1), a heating tube (2), a fixing plate (3), a connecting piece (4) and a sealing plate (5); the oven shell (1) is provided with a first avoidance hole (111); the heating tube (2) is arranged in the oven shell (1) and the end (21) of the heating tube (2) is passed through the first avoidance hole (111); the fixing plate (3) is located in the oven shell (1) and fixed to the end (21) of the heating tube (2); the connecting piece (4) connects the fixing plate (3) and the oven shell (1) to fix the heating tube (2) on the oven shell (1); the sealing plate (5) is provided with a second avoidance hole (51); the sealing plate (5) is clamped between the fixing plate (3) and the oven shell (1) and the end (21) of the heating tube (2) is passed through the second avoidance hole (51); Wherein, the sealing sheet (5) is adaptively deformed under the pressure of the fixing sheet (3) to fill at least part of the gap between the fixing sheet (3) and the oven shell (1).

2. The oven capable of preventing microwave leakage and microwave ignition according to claim 1, characterized in that: The outer periphery of the sealing sheet (5) is bent in a direction toward the oven shell (1) to form a first sealing edge (52), and the first sealing edge (52) abuts against the oven shell (1).

3. The oven capable of preventing microwave leakage and microwave ignition according to claim 1, characterized in that: The inner edge of the sealing sheet (5) enclosing the second avoidance hole (51) is bent in a direction toward the oven shell (1) to form a second sealing edge (53), and the second sealing edge (53) abuts against the end (21) of the heating tube (2).

4. The oven capable of preventing microwave leakage and microwave ignition according to claim 1, characterized in that: The size of the sealing sheet (5) is greater than or equal to the size of the fixing sheet (3).

5. The oven capable of preventing microwave leakage and microwave ignition according to claim 1, characterized in that: The oven housing (1) is provided with a mounting hole (112), the sealing sheet (5) is provided with a third avoidance hole (54), the connecting member (4) comprises a screw rod (41) and a nut (42), one end of the screw rod (41) is fixed to the fixing sheet (3), the other end of the screw rod (41) passes through the third avoidance hole (54) and the mounting hole (112) in sequence, and extends to the outside of the oven housing (1) to be connected to the nut (42).

6. The oven capable of preventing microwave leakage and microwave ignition according to claim 5, characterized in that: The heating tube (2) has two end portions (21), the first avoidance holes (111) and the second avoidance holes (51) are both provided with two, the screw rod (41) is located between the two end portions (21), the mounting hole (112) is located between the two first avoidance holes (111), and the third avoidance hole (54) is located between the two second avoidance holes (51).

7. The oven capable of preventing microwave leakage and microwave ignition according to claim 1, characterized in that: The sealing sheet (5) is a sealing sheet (5) formed of a material such as copper, aluminum, sodium or magnesium.

8. The oven capable of preventing microwave leakage and microwave ignition according to any one of claims 1 to 7, characterized in that: The oven shell (1) comprises an upper cover plate (11), a U-shaped plate (12) and a lower cover plate (13); the upper cover plate (11) is arranged on the top of the U-shaped plate (12); the lower cover plate (13) is arranged on the bottom of the U-shaped plate (12); the heating pipe (2) is arranged in a space enclosed by the upper cover plate (11), the U-shaped plate (12) and the lower cover plate (13); and the first avoidance hole (111) is arranged on the upper cover plate (11).

9. The oven capable of preventing microwave leakage and microwave ignition according to claim 8, characterized in that: The upper cover plate (11) is recessed in a direction away from the U-shaped plate (12) to form a receiving groove (113), and the heating pipe (2) is located in the receiving groove (113).

10. The oven capable of preventing microwave leakage and microwave ignition according to claim 8, characterized in that: A hook (114) is fixed on the upper cover plate (11), and the hook (114) hooks the heating pipe (2).

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