CN216364781U - Baking oven - Google Patents

Abstract

The utility model discloses an oven, which comprises an oven body and a liner arranged in the oven body, wherein the liner forms a cavity in the oven body, the oven body is also provided with heat dissipation holes for heat dissipation, the top of the liner is also fixedly attached with a heat insulation plate, the heat insulation plate is used for isolating heat generated by the liner in the working process, a profiling area is formed between the heat insulation plate and the liner, the liner and the heat insulation plate respectively comprise a part of the profiling area, the liner and the heat insulation plate are respectively provided with an air outlet and an air outlet at the profiling area, the air outlet and the air outlet are correspondingly communicated, and the air outlet are communicated with the heat dissipation holes through heat dissipation air channels. The air outlet structure is formed by the compression assembly of the inner container and the upper heat insulation plate, the cost of independently manufacturing an air outlet pipe is saved, and the process assembly is simple.

Description

Baking oven

Technical Field

The utility model relates to the technical field of kitchen household appliances, in particular to an oven.

Background

With the development of the economic level of people, more and more kitchen electric appliances are installed in ordinary households. As a common kitchen electrical appliance, an oven is also becoming more and more popular.

The existing oven structure is provided with an air vent for meeting the requirement that the oven liner exhausts outwards, the air vent is mostly positioned at the top of the oven, and the area of the opening hole of the air vent is large, so that the exhaust process of the oven liner is smooth, namely steam in the oven liner can be exhausted quickly and greatly.

The air outlet structure of the steam oven in the industry at present mainly comprises two design forms, wherein one design form is arranged on the back of a cavity, and the other design form is arranged on the top of the cavity, and the two heat dissipation forms have the problems of complex air outlet structure and complex process assembly.

In addition, the air outlet structure is designed on the back of the cavity and is mainly directly connected with a pipeline, and the pipeline is communicated with a heat dissipation air channel, so that the heat dissipation mode mainly has the problems that oil stains are easily attached to the interior of the pipeline, the pipeline is difficult to clean, bacteria are easy to breed, and food safety is damaged, so the pipeline needs to be periodically disassembled, washed, maintained or replaced, but the pipeline of the scheme is designed on the back of the cavity, the pipeline is difficult to disassemble and replace, and the whole oven shell needs to be disassembled when the pipeline needs to be replaced;

still another kind of heat dissipation form is at the cavity top, inner bag and heat insulating board are connected through the outlet duct of doing alone, it gives vent to anger to realize the intracavity pressure release, this heat dissipation form has made things convenient for the dismantlement of pipeline, only need open the upper panel of oven when carrying out the pipeline change can, the process that the pipeline was changed has been reduced, but at the in-process of actual production, the louvre of oven and the venthole of inner bag not only need be connected to the heat dissipation pipeline, and still need pass the heat insulating board, consequently, just need carry out the trompil on the heat insulating board corresponding position, this very big degree influence the thermal-insulated effect of heat insulating board, it is relatively poor to insulate against heat the effect at the trompil position.

SUMMERY OF THE UTILITY MODEL

In some embodiments of the present application, to solve the above technical problem, an oven is provided, in which a venting structure is formed by profiling and assembling an inner container and an upper heat insulation plate, and steam in the inner container of the oven can be continuously and slowly discharged outwards, so as to solve the problems of complex structure and complex process assembly of the existing oven venting structure.

In some embodiments of the application, the structure of giving vent to anger is improved, be formed with the die mould district between heat insulating board and the inner bag, venthole and exhaust hole have been seted up respectively to inner bag and heat insulating board in die mould district position, and venthole and exhaust hole position correspond and communicate for pass through the heat dissipation wind channel with the gas in the inner bag and discharge the oven by the louvre, this structure saves the cost of doing an outlet duct alone, and the technology equipment is simple.

The air outlet structure improves the assembly efficiency, reduces the number of parts and solves the problems of complex technical structure and complex process assembly in the industry.

In some embodiments of the application, an oven is provided, including the box and set up in the inside inner bag of box, the inner bag forms the cavity in the box is inside, still offers the louvre that is used for the heat dissipation on the box.

The top of the inner container is also fixedly attached with a heat insulation plate, the heat insulation plate is used for isolating heat generated by the inner container in the working process, a compression area is formed between the heat insulation plate and the inner container through pressure forming, and the inner container and the heat insulation plate respectively comprise a part of the compression area.

The inner container and the heat insulation plate are respectively provided with an air outlet and an exhaust hole at the position of the compression area, the air outlet and the exhaust hole are corresponding and communicated, and the air outlet and the exhaust hole are communicated with the heat dissipation holes through the heat dissipation air channel.

In some embodiments of the application, the board surface at the top of the inner container is provided with a protruding part formed by extending along the direction of the top of the inner container, the board surface at the bottom of the heat insulation board is provided with a recessed part formed by extending towards the direction of the bottom of the heat insulation board, and after the board surface at the bottom of the heat insulation board and the board surface at the top of the inner container are fastened, attached and installed, the protruding part and the recessed part form a profiling area together.

Wherein, the venthole is opened at the protruding top of bulge, and the exhaust hole is opened at the sunken bottom of depressed part.

In some embodiments of the present application, the vent hole is located at the outer edge of the vent hole, and the opening size of the vent hole is smaller than the opening size of the vent hole.

In some embodiments of the present application, a filter module is disposed within the recess.

In some embodiments of this application, the heat insulating board face is formed with the mixing chamber with the depressed part corresponding position, and mixing chamber and exhaust hole intercommunication are provided with the fan subassembly in the mixing chamber.

In some embodiments of the present application, an airflow channel is formed on the surface of the heat insulation plate, one end of the airflow channel is communicated with the mixing chamber, the other end of the airflow channel is communicated with the heat dissipation hole, and an airflow passage formed by the mixing chamber and the airflow channel forms a heat dissipation air duct.

In some embodiments of the application, the oven is in the radiating course of work of inner bag exhaust, and under the drive of fan subassembly, the air current trend in the inner bag is: air outlet hole, air exhaust hole, mixing chamber, airflow groove and heat dissipation hole.

In some embodiments of the present application, a heat insulation top plate is further installed on the top of the heat insulation plate, and the heat insulation top plate is used for covering a heat dissipation air duct formed by the mixing chamber and the air flow groove.

The beneficial effect of this application lies in:

the technical scheme of the application makes brand-new design to the structure of giving vent to anger, and the die mould equipment through inner bag and last heat insulating board forms the structure of giving vent to anger, saves the cost of doing an outlet duct alone, reduces spare part quantity, and the technology equipment is simple, improves the packaging efficiency, solves the complicated problem of trade structure of giving vent to anger and the complicated problem of technology equipment.

Drawings

FIG. 1 is a schematic view of the overall construction of the oven of the present invention;

FIG. 2 is a schematic view of the internal structure of the oven of the present invention;

FIG. 3 is one of the exploded schematic views of the oven interior of the present invention;

FIG. 4 is one of the exploded schematic views of the oven interior of the present invention;

FIG. 5 is one of the exploded schematic views of the oven interior of the present invention;

FIG. 6 is a schematic view of the heat shield and top insulating panel mounting arrangement of the present invention;

FIG. 7 is an exploded view of the insulating panel and insulating roof of the present invention;

FIG. 8 is a schematic view of the oven interior half-section of the present invention;

fig. 9 is an enlarged view of the structure at "a" of fig. 8 according to the present invention.

Reference numerals:

the method comprises the following steps: 100. an oven; 110. a box body; 111. a door frame; 112. a door body; 113. heat dissipation holes; 120. an inner container; 121. a projection; 122. an air outlet; 130. a heat insulation plate; 131. a recessed portion; 132. an exhaust hole; 134. a mixing chamber; 135. an air flow groove; 150. a fan assembly; 160. a thermally insulating top panel; 170. and a heat dissipation air duct.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

In the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; 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 application can be understood in a specific case by those of ordinary skill in the art.

As shown in fig. 1 to 5, in the conventional oven 100, it includes an oven body 110 of the oven 100 and an inner container 120 disposed inside the oven body 110.

The box 110 is generally a rectangular parallelepiped structure, and is enclosed by five surfaces to form a box structure with an opening for protecting the internal structure.

The inner container 120 is located inside the box body 110, a semi-closed cavity is formed inside the box body 110 by the inner container 120, the semi-closed cavity has a box-shaped structure corresponding to the box body 110, and correspondingly, an opening of the inner container 120 corresponds to an opening of the box body 110.

Generally, the inner container 120 is fixed in the box body 110 by a fixing member, and since the steaming oven 100 performs high-temperature cooking of food through the cooking space inside the inner container 120, in order to avoid heat loss, the opening of the inner container 120, i.e., the open end of the cavity, is closed by the door of the oven 100 hinged to the box body 110.

Oven 100 door includes door body 112 and door frame 111.

The door frame 111 is fixedly connected between the inner container 120 and the box body 110 to form a part of a closed surface of the opening of the box body 110.

The door frame 111 surrounds the opening of the inner container 120 to fixedly connect the opening of the inner container 120 with the opening of the box body 110, so as to realize the fixed installation between the box body 110 and the inner container 120.

The door 112 is generally pivotally connected to the door frame 111 for opening or closing the opening of the inner container 120.

The door frame 111 of the box 110 is also provided with a heat dissipation hole 113.

Meanwhile, the inner container 120 is provided with air outlets 122, and the heat dissipation holes 113 are used for communicating with the air outlets 122, so that the oven 100 generates gas and steam in the inner cavity of the inner container 120 during the operation process, and the heat is dissipated out through the heat dissipation holes 113.

The top of the inner container 120 is also fixedly attached with a heat insulation board 130.

The insulation board 130 is used to insulate heat generated by the inner container 120 of the oven 100 during operation from the box body 110, so as to prevent the heat from being transferred and prevent the user from being injured by the overheating of the surface of the box body 110.

In some embodiments of the present application, as shown in fig. 2-9, a profiled region is formed between the heat insulation board 130 and the inner container 120 by pressure forming, and the inner container 120 and the heat insulation board 130 respectively comprise a portion of the profiled region.

The air outlet 122 of the inner container 120 is opened at the position of the molding area, and the heat insulation plate 130 is opened with an air outlet 132 at the position of the molding area.

The air outlet 122 and the air outlet 132 are corresponding in position and communicated, and the air outlet 122 and the air outlet 132 are communicated with the heat dissipation hole 113 through a heat dissipation air duct 170.

It should be noted that the profiling area is a main exhaust and heat dissipation structure of the inner container 120, two corresponding structures with shapes capable of fitting with each other are respectively formed on the top of the inner container 120 and the bottom of the heat insulation board 130 by pressure molding, and the portions of the inner container 120 and the heat insulation board 130 forming the profiling area are provided with holes respectively and communicated with each other, so that the oil smoke, the steam and the hot air in the inner container 120 are exhausted out of the inner container 120 through the air outlet 122 and the air outlet 132 in sequence.

The air outlet 122 and the air outlet 132 are not too large, so that the flue gas exhausted from the cavity of the inner container 120 needs to be blocked to a certain extent under the condition of meeting the normal operation of exhausting and exhausting, and thus, a large amount of flue gas is buffered when being exhausted through the compression area, the exhaust speed of the flue gas is reduced, and the flue gas in the inner container 120 is slowly and continuously exhausted through the air outlet 122 and the air outlet 132.

It should be noted that the exhaust and heat dissipation structure formed by the inner container 120 and the heat insulation board 130 is directly formed and communicated by pressure, so that the heat dissipation of the inner container 120 of the oven 100 through the air outlet hole 122 in the prior art is omitted, the cost of separately manufacturing an air outlet pipe is needed, and the process assembly is simple.

In some embodiments of the present application, as shown in fig. 4, 5, 8 and 9, the top panel of the inner container 120 has a protrusion 121 extending along the top direction thereof, the bottom panel of the heat insulation board 130 has a recess 131 extending along the bottom direction thereof, and after the bottom panel of the heat insulation board 130 is fastened and attached to the top panel of the inner container 120, the protrusion 121 and the recess 131 together form a profiling area.

Wherein, the air outlet 122 is opened on the top of the protrusion 121, and the air outlet 132 is opened on the bottom of the recess 131.

It should be noted that, in the technical scheme, through direct pressure forming, the original material structures of the inner container 120 and the heat insulation plate 130 are utilized to respectively arrange the convex part 121 and the concave part 131 on the inner container 120 and the heat insulation plate 130, and the end parts are opened and communicated to form a communication channel, so that the process and cost of separately manufacturing an air outlet pipe to enable the cavity of the inner container 120 to be communicated with the outside are omitted, and meanwhile, the phenomenon that the heat insulation effect is influenced by the pipe holes formed in the heat insulation plate 130 is avoided.

In some embodiments of the present application, as shown in fig. 8-9, the vent hole 132 is disposed at the outer edge of the vent hole 122, and the opening size of the vent hole 122 is smaller than the opening size of the vent hole 132.

It should be noted that, in order to ensure the air tightness of the air passage of the profiling area, the vent hole 132 is sleeved on the outer edge of the air outlet 122, and a sealing ring may be disposed at the connecting position of the profiling area of the heat insulation board 130 and the inner container 120.

It should be further noted that, in order to ensure that the exhaust speed of the flue gas is reduced, the exhaust holes 132 and the air outlet 122 may also be provided with a plurality of opposite small holes, as shown in fig. 4, a single large-diameter hole is decomposed into a plurality of small-diameter holes, and the plurality of small holes have a certain blocking effect on the flue gas exhausted from the cavity of the inner container 120 under the condition of satisfying the normal operation of exhausting and discharging the flue gas, so that a buffering process is provided when a large amount of flue gas is exhausted through the compression region.

In some embodiments of the present application, a filter module (not shown in the figures) is disposed inside the recess 131.

It should be noted that, in the process of discharging the heat and smoke from the inner container 120, the discharged gas is usually accompanied by a large amount of oil smoke, and the oil smoke is easily attached to the inner wall of the heat-dissipating air duct 170 after entering the heat-dissipating air duct 170, so that a filter module capable of filtering the oil smoke is disposed at the inlet of the air duct, i.e., the air outlet 132, in the installation space naturally formed by the recess 131, so as to reduce the amount of the oil smoke entering the heat-dissipating air duct 170.

In one embodiment of the present application, the filter module is a ceramic soot filter, or an activated carbon soot filter.

In some embodiments of the present application, as shown in fig. 2-5, a fan assembly 150 is also disposed within the oven 100.

The fan assembly 150 is disposed in the heat dissipation air duct 170, and introduces air flow in the cavity of the inner container 120 into the air duct by using the driving force of the fan.

A mixing chamber 134 is formed on the surface of the insulation board 130 at a position corresponding to the recess 131, and the mixing chamber 134 is communicated with the exhaust hole.

A fan assembly 150 is disposed within the mixing chamber 134.

Based on the above embodiments, as shown in fig. 6 to 7, the airflow groove 135 is formed on the plate surface of the heat shield 130, one end of the airflow groove 135 is communicated with the mixing chamber 134, and the other end of the airflow groove 135 is communicated with the heat dissipation hole 113.

The airflow path formed by the mixing chamber 134 and the airflow slot 135 forms a heat dissipation air duct 170.

In the working process of the oven 100 for exhausting and dissipating heat of the inner container 120, under the driving of the fan assembly 150, the airflow direction in the inner container 120 is as follows: outlet port 122-exhaust port 132-mixing chamber 134-airflow slot 135-louvers 113.

In accordance with the above embodiment, an insulating top plate 160 is further installed on top of the insulating plate 130.

The insulating top plate 160 is used to cover the heat dissipation duct 170 formed by the mixing chamber 134 and the airflow groove 135.

It should be noted that, airflow groove 135 is directly formed on heat insulating board 130, on the one hand, the number of parts is further reduced, the assembly efficiency is improved, it is saved to take over alone and communicate heat dissipation hole 113 and exhaust hole 132, on the other hand, if adopt the pipeline to communicate heat dissipation hole 113 and exhaust hole 132, at first, an independent space is to be designed to lay fan assembly 150, secondly, because inner bag 120 heat dissipation oil smoke is more serious, the pipeline inner wall can lead to the intraductal bacterium of breeding because of the adhesion of oil smoke, and because the internal diameter in the pipeline is smaller, it is higher to wash the degree of difficulty, most users can directly select to change the pipeline, and old and useless pipeline will be abandoned, cause the wasting of resources, the abandoned pipe also can cause environmental pollution.

According to the scheme, the heat insulation plate 130 is used for directly forming the air channel, when the heat dissipation air channel 170 is cleaned, the heat insulation top plate 160 can be opened, the air channel is directly cleaned, the cleaning difficulty is reduced, and the resource waste caused by pipeline replacement is avoided.

The utility model discloses an oven, and designs an air outlet structure of a steam oven, wherein the air outlet structure is completely new, the air outlet structure is formed by pressing and assembling an inner container and an upper heat insulation plate, the cost of independently manufacturing an air outlet pipe is saved, the number of parts is reduced, the process assembly is simple, the assembly efficiency is improved, and the problems of complex air outlet structure in the industry and complex process assembly are solved.

The utility model provides a first design, be formed with the die mould district between heat insulating board and the inner bag, venthole and exhaust hole have been seted up respectively to inner bag and heat insulating board in die mould district position, and venthole and exhaust hole position correspond and communicate, be used for passing through the heat dissipation wind channel with the gas in the inner bag and discharge the oven by the louvre, the cost of doing an outlet duct alone is saved to this structure, and the technology equipment is simple, the above-mentioned structure of giving vent to anger improves the packaging efficiency, reduce spare part quantity, solve the problem that trade technical structure is complicated and technology equipment is complicated.

The second design of this application directly forms the wind channel on the heat insulating board to setting up at the heat dissipation wind channel top and opening thermal-insulated roof, opening thermal-insulated roof and can clearing up the fan-hot wind channel, the clearance in convenient heat dissipation wind channel has avoided the wasting of resources that the form of replacement management caused.

Those of ordinary skill in the art will understand that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (7)

1. An oven comprises an oven body and an inner container arranged inside the oven body, wherein the inner container forms a cavity inside the oven body;

the box body is also provided with heat dissipation holes for heat dissipation;

the heat insulation structure is characterized in that a heat insulation plate is fixedly attached to the top of the inner container and used for isolating heat generated by the inner container in the working process;

a profiling area is formed between the heat insulation plate and the inner container, and the inner container and the heat insulation plate respectively comprise a part of the profiling area;

the inner container and the heat insulation plate are respectively provided with an air outlet and an air outlet at the position of the compression area, and the air outlet are corresponding to and communicated with each other;

the air outlet and the air exhaust hole are communicated with the heat dissipation holes through heat dissipation air channels.

2. The oven of claim 1 wherein said inner liner top panel has a lip extending in a direction of the top thereof;

the bottom plate surface of the heat insulation plate is provided with a concave part formed by extending towards the bottom direction of the heat insulation plate;

after the bottom plate surface of the heat insulation plate and the top plate surface of the liner are fastened, attached and mounted, the convex part and the concave part form a profiling area together;

the air outlet is formed in the top of the protrusion of the protruding portion, and the exhaust hole is formed in the bottom of the recess of the recessed portion.

3. The oven of claim 2, wherein said vent is disposed around an outer edge of said vent, and wherein an opening of said vent is smaller than an opening of said vent.

4. A toaster according to claim 2, wherein a filter module is arranged within said recess.

5. The oven of claim 2 wherein a mixing chamber is formed on the insulation panel surface at a position corresponding to the depression, and the mixing chamber is in communication with the vent;

a fan assembly is arranged in the mixing cavity.

6. The toaster of claim 5, wherein said heat shield has air flow slots formed in a face thereof;

one end of the airflow groove is communicated with the mixing chamber, and the other end of the airflow groove is communicated with the heat dissipation hole;

and an airflow passage formed by the mixing chamber and the airflow groove forms the heat dissipation air duct.

7. A toaster according to claim 6, wherein an insulating top plate is further mounted on top of said insulating panel;

the heat-insulating top plate is used for sealing the heat-radiating air duct formed by the mixing chamber and the airflow groove.

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