CN210204499U

CN210204499U - Electric oven

Info

Publication number: CN210204499U
Application number: CN201920616470.9U
Authority: CN
Inventors: Wuzhong Chen; 陈武忠; Yanjun Sun; 孙炎军; Xiangwei Tang; 唐相伟
Original assignee: Midea Group Co Ltd; Guangdong Midea Kitchen Appliances Manufacturing Co Ltd
Current assignee: Midea Group Co Ltd; Guangdong Midea Kitchen Appliances Manufacturing Co Ltd
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2020-03-31
Anticipated expiration: 2029-04-30

Abstract

The utility model relates to a cooking appliances field discloses an electric oven, including oven cavity (1), cladding in the outside of oven cavity (1) and be equipped with casing (4) of water filling port (5) and be used for the humidification subassembly of the food in the oven cavity, this humidification subassembly includes steam basin (7), this steam basin (7) install extremely oven cavity (1) with on the adjacent chamber wall in electric control chamber (6) and including basin body (71) that are located baking chamber (2) and basin heating element (72) that are connected to this basin body (71), water filling port (5) are through water piping (8) intercommunication extremely in electric control chamber (6) extend to basin body (71). The utility model discloses an electric oven can generate heat a heating water tank body through the basin to add water to this internal through the water filling port when needs humidification, with produce a large amount of vapor fast, have simple structure, be convenient for arrange and advantages such as assembly.

Description

Electric oven

Technical Field

The utility model relates to a cooking device field specifically, relates to an electric oven.

Background

The electric oven utilizes the radiant heat that electric heating element sent to roast food, can make food produce fragrant crisp epidermis through rapid heating, also can keep sufficient nutrition simultaneously, therefore popular by the consumer. In the process of baking food, along with the rise of heating temperature, moisture in the food is evaporated outwards, so that the surface of the food is easily scorched, and the food is too dry to influence the taste. Therefore, in partial food baking, such as the French stick baking process, moisture is required to be added into the baking cavity at a certain stage of baking so as to bake a French stick with bright color and crisp skin.

The existing steam type oven mainly comprises two humidification modes: one is that a steam generation system is integrated on an oven, an independent heating device and a complex steam generation control system are utilized to timely generate steam required by humidification, and humidification is carried out in the process of baking some foods through a preset control program, but a large-volume water tank is usually required to be installed, so that the electric oven is heavy, and the whole steam generation system is expensive and has higher cost; another conventional humidification method uses a heating tube in an electric oven for baking food to heat water in a water container, which can reduce the complexity and manufacturing cost of a humidification system to a great extent, but it is difficult to reasonably control the time of steam generation, and the use is inconvenient.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an electric oven, this electric oven is convenient for produce a large amount of vapor in good time as required, and has simple structure, arranges advantages such as convenient, the cost is lower.

In order to achieve the above object, the utility model provides an electric oven, include: the oven comprises an oven cavity, a door body and a cover, wherein the oven cavity is provided with an opening and can be opened or closed by the door body; the shell is coated on the outer side of the oven cavity and provided with a water injection port, and an electric control cavity is formed on one side of the oven cavity; and the humidifying component comprises a steam water tank, the steam water tank is mounted on the wall of the oven cavity adjacent to the electric control cavity and comprises a water tank body positioned in the oven cavity and a water tank heating piece connected to the water tank body, and the water injection port is communicated to the water tank body through a water conveying pipeline extending in the electric control cavity.

Preferably, the humidifying assembly comprises a relay water box connected to one end of the water conveying pipeline facing the water injection port, the relay water box is connected to the outer side of the cavity wall of the oven cavity and can receive water injected from the water injection port.

Preferably, the water filling port is provided at a top wall of the housing, and water injected from the water filling port can freely flow to the sink body through the relay water box and the water delivery pipe.

Preferably, the water filling port is provided with a water filling cap that can be opened and closed.

Preferably, the oven cavity is provided with an upper heating pipe and a lower heating pipe which are arranged in the oven cavity at intervals up and down, and the water tank body is connected to the inner side of the cavity wall of the oven cavity through a threaded part and is positioned between the two lower heating pipes.

Preferably, the water tank body is provided with a water inlet pipe connected with the water conveying pipeline, and the water inlet pipe and the water tank heating piece extend out of the side part of the water tank body and penetrate through the cavity wall of the oven cavity to extend into the electric control cavity.

Preferably, the humidifying assembly includes a water tank temperature controller connected in series with the water tank heating member, the water tank temperature controller being configured to be turned off when the water tank body reaches a predetermined temperature.

Preferably, the humidifying assembly further comprises an abnormal protection temperature controller connected in series with the water tank heating element and the water tank temperature controller and arranged adjacent to the water tank body.

Preferably, the water tank heating element and the water tank temperature controller are connected in parallel in the baking heating main loop.

Preferably, the water tank body is made of cast aluminum.

Through the technical scheme, the utility model discloses an electric oven can generate heat a heating water tank body through the basin to add water to this internal through the water filling port when needs humidification, with produce a large amount of vapor fast, satisfy the culinary art needs. The electric oven does not need to be provided with a complex and heavy water tank, a water pump and the like, and the humidifying component is simple in structure and is beneficial to being conveniently arranged and assembled.

Other features and advantages of the present invention will be described in detail in the detailed description which follows.

Drawings

The accompanying drawings, which 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 principles of the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view illustrating a structure of an electric oven according to a preferred embodiment of the present invention;

FIG. 2 is a schematic view of the electric toaster of FIG. 1 with the housing removed;

FIG. 3 is a schematic structural view of the electric oven of FIG. 1 with the housing, door, water duct, etc. removed;

FIG. 4 is a schematic view illustrating a structure of a steam sink of the electric oven of FIG. 1;

fig. 5 is a schematic circuit diagram of a humidifying assembly in a preferred embodiment of the present invention.

Description of the reference numerals

1-oven cavity; 2-a baking cavity; 3-a door body; 4-a shell; 5-water injection port; 6-an electric control cavity; 7-a steam water tank; 71-a water tank body; 72-a water tank heating element; 73-a water inlet pipe; 74-sink attachment holes; 75-temperature controller installation module; 8-a water conveying pipeline; 9-a relay water box; 10-water injection cover; 11-an upper heating tube; 12-lower heat-generating pipe; 13-water tank temperature controller; 14-abnormal protection temperature controller; 15-a bakeware support part; 16-a timer; 17-furnace lamp.

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

Referring to fig. 1 to 5, an electric oven according to a preferred embodiment of the present invention includes an oven cavity 1, a case 4, a humidifying assembly, and the like. The oven cavity 1 can be formed into an oven cavity 2 with an opening, and a door 3 can be pivotally connected to the housing 4, and the door 3 can open or close the opening of the oven cavity 2. One or more layers of grill plate supporting parts 15 may be disposed on the inner side wall of the baking cavity 1, and a grill plate is inserted into the grill plate supporting parts 15 so as to bake food on the grill plate under the heat radiation effect of heating parts such as the upper heating pipe 11 and the lower heating pipe 12 described later.

The housing 4 is wrapped outside the oven cavity 1, so that the electric control circuit, part of the humidifying component and the like are arranged in the space between the oven cavity 1 and the housing 4. Typically, an electric control chamber 6 may be formed at one side of the oven chamber 1, a control panel (not labeled) may be installed at a front end of the electric control chamber 6, and a user may control the baking parameters and the like through control buttons, knobs and the like on the control panel, and may display the baking time and the like on the control panel.

Importantly, the utility model discloses an electric oven is equipped with humidification subassembly, including steam basin 7, this steam basin 7 is installed on oven cavity 1's the chamber wall adjacent with automatically controlled chamber 6 to including basin body 71 and basin generate heat piece 72. The water tub body 71 may contain water for generating humidified steam and is installed to be located in the oven chamber 2. The housing 4 may be provided with a water filling port 5, and the water filling port 5 is communicated to the water tank body 71 through a water conveying pipeline 8 so as to be filled with water when steam is required to be generated. The water conveying pipeline 8 extends in the electric control cavity 6, and correspondingly, the water injection port 5 can be arranged in the area of the shell 4, which is positioned right above the electric control cavity 6. The tub heating member 72 is connected to the tub body 71 to be able to heat it to a predetermined temperature. The water bath heating member 72 is different from a heating member for heating the baking chamber 2, and although the upper and lower

heat generating tubes

11 and 12 can transfer heat to water in the water bath body 71 by heat radiation as described above, it is insufficient to satisfy cooking needs for generating a large amount of water vapor rapidly in due course only by the heating member.

When the food is baked, a baking tray filled with the food is inserted into the baking cavity 2, the door body 3 is closed, and the power supply is started. At this time, the upper and

lower heat pipes

11 and 12 heat the food by heat radiation, and the tub heating member 72 heats the tub body 71, and the tub body 71 also receives a part of the heat radiated from the upper and

lower heat pipes

11 and 12. When food needs to be humidified, water is injected into the water tank body 71 through the water injection port 5, and since the water tank body 71 is heated to a high temperature, the injected water can be rapidly evaporated in a large amount, and then the water tank heating member 72 can be continuously heated to generate steam, so that the surface of the food is prevented from being scorched.

In the process, the water tank body 71 is heated and kept at a high temperature by the water tank heating piece 72, a large amount of water vapor can be instantly generated in a water injection mode when humidification is needed, and the water tank is high in controllability and convenient to use; and complicated and heavy water tanks, water pumps and the like can be omitted, the structure is simple, and the production cost is saved. In addition, steam water tank 7 is connected at one side lateral wall of oven cavity 1 to water filling port 5 is communicate through the hydraulic pipe 8 that extends in automatically controlled chamber 6, can make things convenient for dismouting and arrangement.

With reference to fig. 1 to 3, in a preferred embodiment of the present invention, the water injection path of the humidification module further includes a relay water box 9, and the relay water box 9 is connected to one end of the water transmission pipeline 8 facing the water injection port 5 and connected to the outer side of the cavity wall of the oven cavity 1. The water injected from the water injection port 5 can enter the water supply line 8 through the water relay box 9 and finally flow into the water tank body 71. Therefore, the utility model discloses a humidification subassembly forms to two-stage waterway structure for water filling port 5 separates with other parts, and relay water box 9 and raceway 8 need not to be connected with casing 4, can conveniently dismouting. In addition, the water injected from the water injection port 5 can be buffered in the relay water box 9 so as not to overflow due to an excessively high water injection speed.

Further, the water filling port 5 may be provided on the top wall of the housing 4, and water filled from the water filling port 5 can freely flow to the water tank body 71 through the relay water box 9 and the water delivery pipeline 8. From this, the water of pouring into flows under the dead weight effect, need not to set up power parts such as water pump for humidification assembly's waterway system simple structure, the cost is lower.

The pouring port 5 may be provided with an openable and closable pouring cap 10, and the pouring cap 10 may be moved by rotation, turning, or the like at a position where the pouring port 5 is opened and the pouring port 5 is closed. When water needs to be added, the water injection cover 10 is opened to inject water into the water tank body 71; when the water injection is completed or the electric oven is idle, the water injection cover 10 can be closed to prevent dust, insects and other impurities from entering the waterway system to cause damage, and the reliability is high.

As described above, the upper and

lower heat pipes

11 and 12 spaced apart from each other may be installed in the oven cavity 1 to heat the food in the oven cavity 2. In order to avoid the influence on the placement of the baking tray, the sink body 71 may be disposed between the two lower heat-emitting pipes 12 and connected to the wall of the oven cavity 1 by a screw member screwed into a sink fixing hole 74 formed on the sink body 71.

Referring to fig. 4, the sink body 71 may be provided with a water inlet pipe 73, a thermostat installation module 75, etc., wherein the water inlet pipe 73 and the sink heating element 72 extend from the side of the sink body 71 and extend into the electric control chamber 6 through the wall of the oven chamber 1. Therefore, the water conveying pipeline 8 can be connected to the water inlet pipe 73, the water tank heating element 72 and the related temperature controller can be connected with the control component in the electronic control cavity 6, and the humidifying component is compact in arrangement and convenient to disassemble and assemble.

Referring to fig. 5, a water tank temperature controller 13 may be provided in the control circuit of the humidification module, and the water tank temperature controller 13 is connected in series with the water tank heating element 72. When the water tank body 71 is heated to a preset temperature by the water tank heating piece 72, the water tank temperature controller 13 is switched off, the water tank heating piece 72 stops heating, and dangerous accidents caused by overhigh temperature of the water tank body 71 are avoided.

An abnormal protection thermostat 14 may be connected in series to a series circuit of the tub thermostat 13 and the tub heating member 72, and the abnormal protection thermostat 14 may be disposed adjacent to the tub body 71 to sense the temperature of the tub body 71 and be turned off when the temperature is abnormally high, thereby further improving the safety of the electric oven.

The water tank heating element 72 and the water tank temperature controller 13 shown in fig. 5 are connected in parallel in the baking and heating main loop, that is, after the timer 16 is started, the water tank heating element 72 and the oven lamp 17 start to work together. Before water is injected into the water tub body 71, the timer 16 is turned on, the water tub body 71 is heated by the water tub heat generating member 72, and the water tub temperature controller 13 is turned off when a predetermined temperature is reached, thereby maintaining the water tub body 71 at a high temperature not higher than the predetermined temperature. When the food to be baked needs to be humidified, water is injected into the water tank body 71 through the water injection port 5, the injected water is rapidly evaporated by the heat energy stored in the water tank body 71, and the water tank heating member 72 continuously provides heating heat, so that a large amount of water vapor is continuously generated. After the humidification is completed, the water in the water tank body 71 is completely evaporated, and the temperature of the water tank body 71 rises until reaching a predetermined temperature, and the water tank temperature controller 13 is turned off.

The utility model discloses in, owing to need preheat basin body 71 and make the water rapid evaporation of pouring into with the heat energy that utilizes its storage, therefore basin body 71 can adopt the great material of specific heat capacity such as cast aluminium material to make.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, however, the present invention is not limited to the details of the above embodiments, and the technical concept of the present invention can be within the scope of the present invention to perform various simple modifications to the technical solution of the present invention, and these simple modifications all belong to the protection scope of the present invention.

It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, the present invention does not separately describe various possible combinations.

In addition, various embodiments of the present invention can be combined arbitrarily, and the disclosed content should be regarded as the present invention as long as it does not violate the idea of the present invention.

Claims

1. An electric oven, comprising:

the oven comprises an oven cavity (1), wherein the oven cavity (1) is provided with an oven cavity (2), and the oven cavity (2) is provided with an opening and can be opened or closed by a door body (3);

the oven comprises a shell (4), wherein the shell (4) covers the outer side of the oven cavity (1) and is provided with a water injection port (5), and an electric control cavity (6) is formed on one side of the oven cavity (1) in the way that the shell (4) covers the oven cavity; and the number of the first and second groups,

the humidifying assembly comprises a steam water tank (7), the steam water tank (7) is installed on the wall of the oven cavity body (1) adjacent to the electric control cavity (6) and comprises a water tank body (71) located in the baking cavity (2) and a water tank heating piece (72) connected to the water tank body (71), and the water injection port (5) is communicated to the water tank body (71) through a water conveying pipeline (8) extending in the electric control cavity (6).

2. The electric oven according to claim 1, characterized in that the humidification assembly comprises a relay water box (9) connected to the end of the water duct (8) facing the water injection port (5), the relay water box (9) being connected to the outside of the cavity wall of the oven cavity (1) and being able to receive the water injected by the water injection port (5).

3. The electric oven according to claim 2, characterized in that the water filling port (5) is provided at the top wall of the housing (4), and water filled by the water filling port (5) can freely flow to the water tub body (71) through the relay water box (9) and the water delivery pipe (8).

4. The electric oven according to claim 1, characterized in that the filling spout (5) is provided with a filling lid (10) that can be opened and closed.

5. The electric oven according to claim 1, characterized in that the oven cavity (1) is mounted with an upper heat generating pipe (11) and a lower heat generating pipe (12) which are arranged in the oven cavity (2) at an interval from each other up and down, and the sink body (71) is connected to the inner side of the cavity wall of the oven cavity (1) and located between the two lower heat generating pipes (12) by screws.

6. The electric oven according to claim 1, characterized in that the basin body (71) is provided with a water inlet pipe (73) connected to the water conveying line (8), the water inlet pipe (73) and the basin heat generating member (72) protruding from the side of the basin body (71) and extending through the wall of the oven cavity (1) into the electrically controlled cavity (6).

7. The electric oven according to claim 1, characterized in that the humidifying assembly comprises a sink thermostat (13) connected in series with the sink heating element (72), the sink thermostat (13) being arranged to be turned off when the sink body (71) reaches a predetermined temperature.

8. The electric oven according to claim 7, characterized in that the humidifying assembly further comprises an abnormal protection thermostat (14) connected in series with the sink heating element (72) and the sink thermostat (13) and arranged adjacent to the sink body (71).

9. The electric oven according to claim 7, characterized in that the sink heating element (72) and the sink thermostat (13) are connected in parallel in a main broil heating circuit.

10. The electric oven according to claim 1, characterized in that the tub body (71) is made of cast aluminum.