CN219613652U - oven - Google Patents

Abstract

The utility model provides an oven, which relates to the technical field of smart home appliances. Wherein, the oven includes a box body, a door body, a fan assembly, a door hinge assembly and a controller; the box body includes an outer shell and an inner container, the inner container is arranged in the outer shell, and an opening is provided on the front side of the outer shell; the door body is rotatably connected to the On the front side of the casing, the fan assembly is arranged on the liner, the door opening hinge assembly is arranged on the casing and the door body, the controller is arranged on the casing, and the controller is electrically connected to the fan assembly and the door opening hinge assembly respectively. When the higher set temperature turns to a lower set temperature, the controller controls the door opening hinge assembly to drive the door body to open the opening. At the same time, the controller controls the fan assembly to start when the opening is opened. The fan assembly generates airflow to the opening, and the inner tank The hot air in the oven is discharged out of the oven under the action of airflow, so that the temperature can be cooled quickly, and the food can be avoided from overcooking.

Description

oven

technical field

The utility model belongs to the technical field of intelligent home appliances, in particular to an oven.

Background technique

As a kind of kitchen appliance, the oven is used for baking various delicious foods, and is more and more popular among people. The oven bakes different foods, and there are different requirements for the temperature required for baking at different stages of baking. For example, oven-baked food needs to be cooked at a higher temperature setting and then quickly switched to a lower temperature setting.

In the related art, the oven includes a box body and a door body, the inside of the box body is a cavity, one side of the box body is provided with an opening, the door body is connected to one side of the box body, and the door body is used to open or close the opening. When the oven changes from a higher set temperature to a lower set temperature, the cooling method adopted is natural cooling.

However, the oven adopts the method of natural cooling, which may cause the problem of overcooking of food.

Utility model content

The utility model provides an oven, which is used to solve the problem that food is over-baked when the oven adopts a natural cooling mode.

In order to achieve the above object, the utility model provides the following technical solutions:

The utility model provides an oven, which comprises a box body, a door body, a fan assembly, a door hinge assembly and a controller;

The box body includes an outer shell and an inner tank, the inner tank is arranged in the outer shell, and an opening is provided on the front side of the outer shell;

The door body is rotatably connected to the front side of the casing, the fan assembly is arranged on the inner tank, and the door opening hinge assembly is arranged on the casing and the door body;

The controller is arranged on the housing, the controller is electrically connected to the fan assembly and the door opening hinge assembly, and the controller is used to control the fan assembly to drive the door to open or close the door. opening, and for

In one possible implementation manner, the housing includes a bottom side panel, a front side panel and a rear side panel, the bottom side panel is arranged between the front side panel and the rear side panel, and the bottom side panel The side plates are respectively vertically connected to the front side plate and the rear side plate, and the bottom side plate is provided with a fixing hole for fixing the door opening hinge assembly;

The door opening hinge assembly includes a drive motor, a movable block, a hinge link, a hinge swing arm and a hinge housing, the hinge housing is fixed in the fixing hole, one end of the hinge swing arm is connected to the door body, and The other end of the hinge swing arm is swingably connected to one end of the hinge housing, the hinge connecting rod is installed in the hinge housing and connected with the hinge swing arm, and the drive motor is fixed on the hinge housing The other end of the movable block is arranged between the hinge connecting rod and the driving motor, the movable block is connected with the hinge connecting rod, and the output screw of the driving motor is threaded between the moving block Cooperating, the curved rotation of the output screw can be converted into the linear motion of the movable block in the hinge housing.

In one possible implementation manner, the controller is electrically connected to the driving motor, and the controller is used to control the forward rotation or reverse rotation of the output screw of the driving motor.

In one possible implementation manner, the door body includes a door body bracket and door body glass, the door body bracket is sleeved on the outside of the door body glass, and the door body bracket includes a left door body bracket, Right door body support, upper door body support and lower door body support, described left door body support, described right door body support, described upper door body support and described lower door body support are vertically connected successively, and described left door body support and the right door bracket are respectively installed on the left and right sides of the door glass, and the upper door bracket and the lower door bracket are respectively installed on the upper and lower sides of the door glass;

The end of the left door bracket close to the lower door bracket is provided with a socket, and the hinge swing arm can be inserted into the socket.

In one of the possible implementation manners, the side of the inner container opposite to the door body is provided with an inner container backboard, the fan assembly includes a convection motor, a fan and a fan cover, and the fan is installed on the The backboard of the inner tank is close to the middle of the side of the door body, the fan cover is installed on the back panel of the inner tank, the fan cover is arranged on the outside of the fan, and the convection motor is arranged on the inner tank The side of the backboard facing away from the door body, the rotating shaft of the convection motor is connected with the fan;

The controller is electrically connected to the convection motor, and the controller is used to activate the convection motor when the opening is opened.

In one possible implementation manner, the housing further includes a top side panel, the top side panel is arranged between the front side panel and the rear side panel, and the top side panel is connected to the front side panel respectively. The side panels are vertically connected to the rear side panels;

The side of the inner tank close to the top side plate is provided with an inner tank top plate, and a storage cavity is formed between the inner tank top plate and the outer shell, and a heat dissipation channel is arranged in the storage cavity, and a heat dissipation channel is arranged in the heat dissipation channel. A heat dissipation fan is installed, the exhaust port of the heat dissipation passage is arranged on the front side plate above the door body, and an air outlet is arranged on the top plate of the inner tank, and the air outlet communicates with the inner tank and the heat dissipation aisle.

In one possible implementation manner, it also includes a wax motor assembly, the wax motor assembly includes a wax motor, a connecting rod, a spring, a cover plate and a mounting bracket, and the mounting bracket is installed on the inner tank top plate, so The mounting bracket is located outside the heat dissipation channel, the wax motor is installed on the mounting bracket, the cover plate is located in the heat dissipation channel, and the cover plate is used to open or close the air outlet. The connecting rod is connected between the wax motor and the cover plate, one end of the spring is connected to the mounting bracket, and the other end of the spring is connected to the connecting rod;

When the wax motor is heated and expands, the connecting rod can be pushed, and the cover plate is driven by the connecting rod to open the air outlet; when the wax motor cools and shrinks, the spring drives the connecting rod to reset, so Driven by the connecting rod, the cover plate closes the air outlet.

In one possible implementation manner, the controller is electrically connected to the cooling fan and the wax motor respectively, and the controller is configured to start the cooling fan and the wax motor when the opening is opened.

In one possible implementation manner, a buzzer is also included, the buzzer is installed on the front side board, the buzzer is electrically connected to the controller, and the buzzer is used to An alarm is issued when the opening is opened.

In one possible implementation manner, it further includes a display screen, the display screen is installed on the front side panel, the display screen is electrically connected to the controller, and the display screen is used for When opened, the door open sign is displayed.

The utility model provides an oven. When the higher set temperature turns to a lower set temperature, the controller controls the door opening hinge assembly to drive the door body to open the opening. At the same time, the controller controls the fan assembly to start when the opening is opened. The fan assembly generates airflow to the opening, and the hot air in the inner container is discharged out of the oven under the action of the airflow, so that rapid cooling can be achieved, thereby avoiding overcooking of food.

In addition to the technical problems solved by the embodiments of the present invention described above, the technical features that constitute the technical solutions and the beneficial effects brought by the technical features of these technical solutions, other technical problems that the embodiments of the present invention can solve, Other technical features contained in the technical solution and the beneficial effects brought by these technical features will be further described in detail in the specific implementation manner.

Description of drawings

The accompanying drawings, which are incorporated in the specification and constitute a part of the specification, illustrate embodiments consistent with the present utility model, and are used together with the specification to explain the principle of the utility model.

Fig. 1 is the structural representation of a kind of oven that the utility model embodiment provides;

Fig. 2 is a structural schematic diagram of some parts of the oven in Fig. 1;

Fig. 3 is a schematic structural view of the door bracket in Fig. 2;

Fig. 4 is a structural schematic diagram of the oven in Fig. 1 when cooling down;

Fig. 5 is a structural schematic diagram of the door hinge assembly in Fig. 2;

Fig. 6 is a schematic cross-sectional structural view of the door opening hinge assembly in Fig. 5 with the hinge shell removed;

Fig. 7 is a schematic structural view of the wax motor assembly in Fig. 2;

FIG. 8 is a block diagram of some components of the oven in FIG. 1 .

Explanation of reference signs:

10-cabinet; 101-storage cavity; 102-radiation channel;

111-front side panel; 112-rear side panel; 113-left side panel; 114-right side panel; 115-top side panel; 116-bottom side panel; 1021-exhaust port;

12-inner tank; 121-inner tank backboard; 122-inner tank top plate; 1221-air outlet;

20-door body; 21-door body bracket; 22-door body glass; 211-left door body bracket; 212-right door body bracket; 213-upper door body bracket; 214-lower door body bracket; 2111-jack;

30-fan assembly; 31-convection motor; 32-fan; 33-fan cover;

40-door hinge assembly; 41-drive motor; 42-movable block; 43-hinge connecting rod; 44-hinge swing arm; 45-hinge shell; 411-output screw;

50-controller; 60-cooling fan; 70-wax motor assembly; 71-wax motor; 72-wax motor connecting rod; 73-spring; 74-cover plate; 75-installation bracket; 80-buzzer; display screen.

Detailed ways

First of all, those skilled in the art should understand that these embodiments are only used to explain the technical principles of the present utility model, and are not intended to limit the protection scope of the present utility model. Those skilled in the art can make adjustments as needed so as to adapt to specific applications.

Secondly, it should be noted that, in the description of the present utility model, terms such as "inner", "outer" and other indicated directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings, which are only for the convenience of description , rather than indicating or implying that the device or component must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In addition, it should be noted that, in the description of the present utility model, unless otherwise specified and limited, the terms "connected" and "connected" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrally connected; it can be mechanically connected or electrically connected; it can be directly connected or indirectly connected through an intermediary, and it can be the internal communication of two components. For those skilled in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

In related technologies, when the oven changes from a higher set temperature to a lower set temperature, the opening of the box body is not opened, and the natural cooling method is used to cool down, which requires a longer cooling time, and in a longer cooling time During the process, the temperature of the oven will be maintained at a higher temperature for a long period of time. Under this condition, there will be a problem of over-baking of the food.

In order to solve the above problems, the utility model provides an oven, through which the controller controls the door opening hinge assembly and the wind speed assembly, and when the higher set temperature turns to a lower set temperature, the controller controls the door opening hinge assembly to drive the door body Open the opening, and at the same time, the controller controls the fan assembly to start when the opening is opened, and the fan assembly generates airflow to the opening, and the hot air in the inner pot is discharged outside the oven under the action of the airflow, so as to achieve rapid cooling and avoid over-baking of food .

In order to make the purpose, technical solutions and advantages of the embodiments of the utility model more clear, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the utility model. Obviously, the described The embodiments are some embodiments of the present utility model, but not all embodiments.

For ease of description, in this embodiment, the direction indicated by the arrow +X in the drawings is the front side of the oven, and the direction indicated by the opposite arrow-X is the rear side of the oven; the direction indicated by the arrow +Y is If it is the left side of the oven, the direction indicated by the opposite arrow -Y is the right side of the oven assembly; if the direction indicated by the arrow +Z is the upper side of the oven, then the direction indicated by the opposite arrow -Z is Orientation is the underside of the oven.

Fig. 1 is a schematic structural view of an oven provided by an embodiment of the present invention; Fig. 2 is a schematic structural view of some parts of the oven in Fig. 1; Fig. 3 is a schematic structural view of the door bracket in Fig. 2; Fig. 4 is a schematic diagram of 1 is a structural schematic diagram of the oven cooling down; Fig. 5 is a structural schematic diagram of the door hinge assembly in Fig. 2; Fig. 6 is a sectional structural schematic diagram of the door hinge assembly in Fig. 5 with the hinge shell removed; Fig. Schematic diagram of the structure of the motor assembly; FIG. 8 is a block diagram of some components of the oven in FIG. 1 .

As shown in FIG. 1 and FIG. 8 , the embodiment of the present invention provides an oven, which includes a box body 10 , a door body 20 , a fan assembly 30 , a door hinge assembly 40 and a controller 50 .

Wherein, the box body 10 includes an outer shell and an inner container 12, the inner container 12 is arranged in the outer shell, and the inner container 12 is provided with a cavity for placing food.

As shown in Fig. 1, the shape of the casing may be square. The shell is provided with a front side plate 111 in the direction indicated by the arrow +X, a rear side plate 112 is provided in the direction indicated by the arrow -X, and a left side plate 113 is provided in the direction indicated by the arrow +Y. The right side plate 114 is arranged in the direction indicated by the arrow -Y, the top side plate 115 is arranged in the direction indicated by the arrow +Z, and the bottom side plate 116 is arranged in the direction indicated by the arrow -Z. The front side plate 111 is set opposite to the rear side plate 112, the left side plate 113 is set opposite to the right side plate 114, the top side plate 115 is set opposite to the bottom side plate 116, and the top side plate 115 and the bottom side plate 116 are both arranged on the front side Between the plate 111 and the rear side plate 112, the top side plate 115 is vertically connected with the front side plate 111, the rear side plate 112, the left side plate 113 and the right side plate 114 respectively, and the bottom side plate 116 is respectively connected with the front side plate 111, the rear side plate The side plate 112, the left side plate 113 and the right side plate 114 are vertically connected.

An opening is provided on the front side of the housing, and the opening is located under the front side plate 111 . The shape of the opening of the housing may be square.

The door body 20 is rotatably connected to the front side of the casing, and the door body 20 is used to open or close the opening of the casing.

The fan assembly 30 is arranged on the inner tank 12, and the fan assembly 30 is electrically connected with the controller 50. The controller 50 can control the start or stop of the fan assembly 30. After the fan assembly 30 is started, it can generate airflow to the opening of the casing. After the fan assembly 30 stops Air flow stops.

The door opening hinge assembly 40 is arranged on the shell and the door body 20 , and the door opening hinge assembly 40 is electrically connected with the controller 50 . The controller 50 can control the door opening hinge assembly 40 to drive the door body 20 to open or close the opening of the casing.

When the oven turns from a higher set temperature to a lower set temperature, the controller 50 controls the door hinge assembly 40 to drive the door body 20 to open the opening of the casing, and at the same time, the controller 50 controls the fan assembly 30 to start opening to the casing An airflow is generated, and the hot air in the inner container 12 is discharged out of the oven under the action of the airflow, so that rapid cooling can be achieved, thereby avoiding overcooking of food.

It should be noted that when the temperature of the oven drops to a lower set temperature, the controller 50 controls the fan assembly 30 to stop, and at the same time, the controller 50 controls the door hinge assembly 40 to drive the door body 20 to close the opening of the casing.

Optionally, the bottom side plate 116 is provided with a fixing hole (not shown in the figure) for fixing the door opening hinge assembly 40 .

Wherein, as shown in Figure 5 and Figure 6, the door hinge assembly 40 includes a drive motor 41, a movable block 42, a hinge link 43, a hinge swing arm 44 and a hinge housing 45, the hinge housing 45 is fixed in the fixing hole, and the hinge swing arm One end of 44 is connected with door body 20, and the other end of hinge swing arm 44 is swingably connected to one end of hinge shell 45, and hinge link 43 is installed in hinge shell 45 and is connected with hinge swing arm 44, and drive motor 41 is fixed on The other end of the hinge housing 45, the movable block 42 is arranged between the hinge connecting rod 43 and the driving motor 41, the movable block 42 is connected with the hinge connecting rod 43, and the output screw rod 411 of the driving motor 41 is threadedly matched with the movable block 42, and the output The curved rotation of the screw rod 411 can be converted into the linear motion of the movable block 42 in the hinge housing 45 .

The shape of the hinge housing 45 is a square column. The hinge housing 45 can be formed by punching metal material, and the hinge housing 45 is provided with an accommodation space inside. The hinge housing 45 can be fixed in the fixing hole by bolts, or can be fixed in the fixing hole by welding.

The hinge swing arm 44 is connected to the hinge housing 45 by a pin, so that the hinge swing arm 44 can swing relative to the hinge housing 45 .

The hinge link 43 is installed in the hinge shell 45 and is connected with the hinge swing arm 44. The hinge link 43 and the hinge swing arm 44 are connected by pins. The hinge link 43 and the hinge shell 45 are all connected to the same end of the hinge swing arm 44. Connected, the hinge connecting rod 43 can move along a straight line in the hinge housing 45 and at the same time drive the hinge swing arm 44 to swing relative to the hinge housing 45 .

The driving motor 41 is fixed on the end of the hinge housing 45 away from the hinge swing arm 44 by bolts. The driving motor 41 has an output screw 411 , the controller 50 is electrically connected to the driving motor 41 , and the controller 50 can control the output screw 411 of the driving motor 41 to rotate forward or reversely.

Movable block 42 is arranged between hinge connecting rod 43 and drive motor 41, and movable block 42 is positioned at hinge casing 45, and is connected by pin between one end of movable block 42 and hinge connecting rod 43, and the other end of movable block 42 is connected with output screw rod. 411 threaded fit.

When the controller 50 controls the output screw 411 of the drive motor 41 to rotate forward, the curve rotation of the output screw 411 is converted into the linear movement of the movable block 42. Next, the movable block 42 moves to the end away from the drive motor 41 in the hinge housing 45, and the hinge link 43 moves to the end away from the drive motor 41 under the promotion of the movable block 42, and the hinge swing arm 44 is driven by the hinge link 43 to move relative to each other. Swing on the hinge shell 45, so that the hinge swing arm 44 drives the door body 20 to open the opening of the shell; when the controller 50 controls the output screw 411 of the drive motor 41 to reverse, the curve rotation of the output screw 411 is converted into a straight line of the movable block 42 Move, because the driving motor 41 is fixed, under the threaded cooperation of the output screw rod 411 and the movable block 42, the movable block 42 moves to an end close to the drive motor 41 in the hinge housing 45, and the hinge connecting rod 43 is pulled by the movable block 42 Moving toward the end close to the drive motor 41 , the hinge swing arm 44 is driven by the hinge link 43 to swing relative to the hinge housing 45 , so that the hinge swing arm 44 drives the door body 20 to close the opening of the housing.

Further, as shown in FIG. 1 and FIG. 3 , the door body 20 includes a door body bracket 21 and a door body glass 22 , and the door body bracket 21 is sleeved on the outside of the door body glass 22 . Door body support 21 comprises left door body support 211, right door body support 212, upper door body support 213 and lower door body support 214, left door body support 211, right door body support 212, upper door body support 213 and lower door body support 214 Vertically connected successively, the left door body support 211 and the right door body support 212 are installed on the left and right sides of the door body glass 22 respectively, and the upper door body support 213 and the lower door body support 214 are installed on the upper and lower sides of the door body glass 22 respectively.

Wherein, the shape enclosed by the left door body support 211 , the right door body support 212 , the upper door body support 213 and the lower door body support 214 is a square. One end of the left door body support 211 near the lower door body support 214 is provided with a jack 2111, and the hinge swing arm 44 can be inserted in the jack 2111, so that the hinge swing arm 44 can drive the door body 20 for linkage when swinging.

The shape of the socket of the left door support 211 matches the shape of the hinge swing arm 44 .

Optionally, as shown in Figures 1 and 4, the side of the inner tank 12 opposite to the door body 20 is provided with a inner tank backboard 121, and the fan assembly 30 includes a convection motor 31, a fan 32 and a fan cover 33, and the fan 32 is installed on The inner tank back plate 121 is close to the middle of the door body 20 side, the fan cover 33 is installed on the inner tank back plate 121, the fan cover 33 is arranged on the outside of the fan 32, and the convection motor 31 is arranged on the inner tank back plate 121 facing away from the door body 20, the shaft of the convection motor 31 is connected to the fan 32, and the controller 50 is electrically connected to the convection motor 31. So set, when the oven turns from a higher set temperature to a lower set temperature, and the controller 50 controls the door hinge assembly 40 to drive the door 20 to open the opening of the shell, the controller 50 controls the convection motor 31 to start, and the convection The rotating shaft of the motor 31 rotates, and the rotating shaft of the convection motor 31 drives the fan 32 to rotate, and the fan 32 generates airflow to the opening of the shell, and the hot air in the inner tank 12 is discharged outside the oven under the action of the airflow, so that rapid cooling can be achieved, and food can be avoided. Over roast.

Optionally, as shown in Figures 2 and 4, the inner tank 12 is provided with an inner tank top plate 122 on a side close to the top side plate 115, and a storage cavity 101 is enclosed between the inner tank top plate 122 and the outer shell, and the storage cavity 101 is provided with Heat dissipation channel 102, heat dissipation fan 60 is installed in the heat dissipation channel 102, the exhaust port 1021 of the heat dissipation channel 102 is arranged on the front side plate 111 above the door body 20, the inner tank top plate 122 is provided with an air outlet 1221, and the air outlet 1221 communicates Inner tank 12 and cooling channel 102.

Wherein, the heat dissipation channel 102 can be formed by punching a metal plate, and the heat dissipation channel 102 is fixed on the top plate 122 of the inner tank. The cooling fan 60 can generate an airflow flowing to the exhaust port 1021 of the cooling channel 102 in the cooling channel 102 , and the cooling fan 60 is electrically connected with the controller 50 . When it is set in this way, when the oven turns from a higher set temperature to a lower set temperature, and the controller 50 controls the door hinge assembly 40 to drive the door body 20 to open the opening of the shell, the controller 50 controls the cooling fan 60 to start, The heat dissipation fan 60 generates the airflow flowing to the exhaust port 1021 of the heat dissipation channel 102, the hot air in the inner tank 12 enters the heat dissipation channel 102 through the air outlet 1221, and the hot air entering the heat dissipation channel 102 is under the action of the airflow generated by the heat dissipation fan 60 Draining out of the oven allows further rapid cooling and avoids overcooking of food.

Furthermore, the cross-sectional area of the heat dissipation channel 102 gradually decreases in the direction of the airflow generated by the heat dissipation fan 60 , so that the speed of the airflow can be accelerated, so that the hot air in the heat dissipation channel 102 can be discharged out of the oven faster.

Optionally, as shown in Figures 2, 4 and 7, the oven further includes a wax motor assembly 70, the wax motor assembly 70 includes a wax motor 71, a wax motor link 72, a spring 73, a cover plate 74 and a mounting bracket 75, The mounting bracket 75 is installed on the inner tank top plate 122, the mounting bracket 75 is located outside the cooling channel 102, the wax motor 71 is installed on the mounting bracket 75, the cover plate 74 is located in the cooling channel 102, and the cover plate 74 is used to open or close the air outlet 1221 , the wax motor connecting rod 72 is connected between the wax motor 71 and the cover plate 74 , one end of the spring 73 is connected to the mounting bracket 75 , and the other end of the spring 73 is connected to the wax motor connecting rod 72 .

Wherein, the wax motor 71 can push the wax motor connecting rod 72 when heated and expanded, and the cover plate 74 opens the air outlet 1221 under the drive of the wax motor connecting rod 72; The plate 74 closes the air outlet 1221 under the drive of the wax motor connecting rod 72 .

It should be pointed out that when the food is baked in the oven and the door body 20 does not open the opening of the shell, the cover plate 74 covers the air outlet hole 1221 to close the air outlet hole 1221, thereby preventing the food from being baked in the oven. The heat in the liner 12 is dissipated.

When the oven turns to a lower set temperature at a higher set temperature, and the controller 50 controls the door hinge assembly 40 to drive the door body 20 to open the opening of the shell, the controller 50 controls the cooling fan 60 to start, and the controller 50 Control the wax motor 71 to start, the wax motor 71 is heated and expands to push the wax motor connecting rod 72, the cover plate 74 opens the air outlet 1221 driven by the wax motor connecting rod 72, and the hot air in the inner tank 12 enters the heat dissipation channel 102 through the air outlet 1221 , the hot air entering the heat dissipation channel 102 is discharged out of the oven under the action of the airflow generated by the heat dissipation fan 60 .

Optionally, as shown in FIGS. 1 and 8 , the oven further includes a buzzer 80 installed on the front side panel 111 , and the buzzer 80 is electrically connected to the controller 50 .

Wherein, the position of the buzzer 80 on the front side plate 111 is not specifically set.

When the oven turns from a higher set temperature to a lower set temperature, and the controller 50 controls the door hinge assembly 40 to drive the door body 20 to open the opening of the shell, the controller 50 controls the buzzer 80 to give an alarm, which can remind The user pays attention to anti-scalding, and can also remind the user to avoid colliding with the door body 20 .

Optionally, as shown in FIGS. 1 and 8 , the oven further includes a display screen 90 installed on the front side panel 111, the display screen 90 is electrically connected to the controller 50, and the display screen is used to display when the opening is opened. Open door sign.

Wherein, the position of the display screen 90 on the front side panel 111 is not specifically set.

When the oven turns from a higher set temperature to a lower set temperature, and the controller 50 controls the door opening hinge assembly 40 to drive the door body 20 to open the opening of the shell, the controller 50 controls the display screen 90 to display the door opening sign, which can remind The user pays attention to anti-scalding, and can also remind the user to avoid colliding with the door body 20 .

So far, the technical solution of the utility model has been described in conjunction with the preferred implementations shown in the accompanying drawings, however, those skilled in the art can easily understand that the protection scope of the utility model is obviously not limited to these specific implementations. On the premise of not departing from the principle of the utility model, those skilled in the art can make equivalent changes or substitutions to relevant technical features, and the technical solutions after these changes or substitutions will all fall within the protection scope of the utility model.

Claims (10)

1. An oven is characterized by comprising a box body, a door body, a fan assembly, a door opening hinge assembly and a controller;

the box body comprises a shell and an inner container, the inner container is arranged in the shell, and an opening is formed in the front side of the shell;

the door body is rotatably connected to the front side of the shell, the fan assembly is arranged on the liner, and the door opening hinge assembly is arranged on the shell and the door body;

the controller is arranged on the shell, the controller is respectively and electrically connected with the fan assembly and the door opening hinge assembly, and the controller is used for controlling the door opening hinge assembly to drive the door body to open or close the opening and controlling the fan assembly to cool the inner container when the opening is opened.

2. The oven of claim 1 wherein the housing comprises a bottom side plate, a front side plate and a rear side plate, the bottom side plate being disposed between the front side plate and the rear side plate, the bottom side plate being vertically connected to the front side plate and the rear side plate, respectively, the bottom side plate being provided with a fixing hole for fixing the door opening hinge assembly;

the hinge assembly comprises a driving motor, a movable block, a hinge connecting rod, a hinge swing arm and a hinge shell, wherein the hinge shell is fixed in the fixed hole, one end of the hinge swing arm is connected with the door body, the other end of the hinge swing arm is connected with one end of the hinge shell in a swinging manner, the hinge connecting rod is installed in the hinge shell and is connected with the hinge swing arm, the driving motor is fixed at the other end of the hinge shell, the movable block is arranged between the hinge connecting rod and the driving motor, the movable block is connected with the hinge connecting rod, an output screw of the driving motor is in threaded fit with the movable block, and curve rotation of the output screw is converted into linear motion of the movable block in the hinge shell.

3. The toaster as claimed in claim 2, wherein said controller is electrically connected to said driving motor, said controller being for controlling forward rotation or reverse rotation of an output screw of said driving motor.

4. The oven of claim 2, wherein the door body comprises a door body support and a door body glass, the door body support is sleeved on the outer side of the door body glass, the door body support comprises a left door body support, a right door body support, an upper door body support and a lower door body support, the left door body support, the right door body support, the upper door body support and the lower door body support are sequentially and vertically connected, the left door body support and the right door body support are respectively arranged on the left side and the right side of the door body glass, and the upper door body support and the lower door body support are respectively arranged on the upper side and the lower side of the door body glass;

the left door body support is close to one end of the lower door body support is provided with a jack, and the hinge swing arm can be inserted into the jack.

5. The oven of claim 2 wherein a liner back plate is disposed on a side of the liner opposite to the door body, the fan assembly comprises a convection motor, a fan and a fan cover, the fan is mounted on the liner back plate near the middle of the side of the door body, the fan cover is mounted on the liner back plate, the fan cover is disposed on the outer side of the fan, the convection motor is disposed on the side of the liner back plate opposite to the door body, and a rotating shaft of the convection motor is connected with the fan;

the controller is electrically connected with the convection motor and is used for starting the convection motor when the opening is opened.

6. The oven of claim 2 wherein the housing further comprises a top side panel disposed between the front side panel and the rear side panel, the top side panel being vertically connected to the front side panel and the rear side panel, respectively;

the inner bag is close to one side of top curb plate is provided with the inner bag roof, the inner bag roof with enclose between the shell and put the thing chamber, it is provided with the heat dissipation passageway to put the thing intracavity, install the cooling fan in the heat dissipation passageway, the gas vent setting of heat dissipation passageway is in on the preceding curb plate of door body top, be provided with the venthole on the inner bag roof, the venthole intercommunication the inner bag with the heat dissipation passageway.

7. The oven of claim 6 further comprising a wax motor assembly including a wax motor, a wax motor link, a spring, a cover plate and a mounting bracket, said mounting bracket mounted on said liner top plate, said mounting bracket positioned outside of said heat dissipation channel, said wax motor mounted on said mounting bracket, said cover plate positioned within said heat dissipation channel, said cover plate for opening or closing said air outlet aperture, said wax motor link connected between said wax motor and said cover plate, one end of said spring connected to said mounting bracket, the other end of said spring connected to said wax motor link;

the wax motor can push the wax motor connecting rod when being heated and expanded, and the cover plate is driven by the wax motor connecting rod to open the air outlet hole; when the wax motor cools and contracts, the spring drives the wax motor connecting rod to reset, and the cover plate closes the air outlet hole under the drive of the wax motor connecting rod.

8. The oven of claim 7 wherein the controller is electrically connected to the heat dissipating fan and the wax motor, respectively, the controller being configured to activate the heat dissipating fan and the wax motor when the opening is open.

9. The oven according to any one of claims 2 to 8, further comprising a buzzer mounted on the front side plate, the buzzer being electrically connected to the controller, the buzzer being for alerting when the opening is open.

10. The oven of claim 9 further comprising a display screen mounted on the front side panel, the display screen electrically connected to the controller, the display screen for displaying a door opening indicator when the opening is open.