CN210144518U

CN210144518U - Oven with automatic dehumidification function

Info

Publication number: CN210144518U
Application number: CN201920154500.9U
Authority: CN
Inventors: 张朋; 赵庆法; 冯浩; 于祥; 秦海川; 隋吉盛
Original assignee: Qingdao Haier Intelligent Cooking Appliances Co Ltd; Qingdao Haier Co Ltd
Current assignee: Qingdao Haier Intelligent Cooking Appliances Co Ltd; Qingdao Haier Co Ltd
Priority date: 2019-01-28
Filing date: 2019-01-28
Publication date: 2020-03-17
Anticipated expiration: 2029-01-28

Abstract

The utility model discloses an oven with automatic dehumidification function relates to domestic appliance technical field. This oven includes oven body, the door body and inner bag, the inside heating element that is provided with of inner bag, and door physical stamina is sealed with the inner bag, still including the subassembly that opens the door, and it sets up on oven body, and the subassembly that opens the door includes power supply, drive assembly and inductor, and drive assembly is connected with the output of power supply, and drive assembly's one end can promote the door body in order to form the crack, and the inductor can respond to drive assembly's removal, heating element signal connection in inductor and the power supply and the inner bag. The utility model discloses an oven with automatic dehumidification function can effectively get rid of the comdenstion water in the oven, and degree of automation is high, and efficiency is better, and user experience is better.

Description

Oven with automatic dehumidification function

Technical Field

The utility model relates to the technical field of household appliances, especially, relate to an oven with automatic dehumidification function.

Background

Common ovens include various types such as a steam oven, an electric oven and a steaming and baking integrated oven, wherein the steam oven heats food through high-temperature steam in the inner container, and a steam exhaust assembly is arranged to exhaust the steam to avoid overlarge pressure; the electric oven generally uses a heating pipe to bake and heat the food in the inner container. For the steam oven, a large amount of steam can be generated for cooking food, and in the process of cooking the food, moisture in the food can be heated and volatilized to form steam which is dispersed in the inner container. After food processing finishes, because the closure of inner bag is fine, some steam can't be discharged, form the comdenstion water and adhere to in the inner bag, cause the inner bag easily to take place to milden and rot, influence user experience.

The oven on the market at present mainly sets up corresponding steam extraction device to steam in the culinary art in-process to solve too much steam and cause the problem of food shape, taste and quality isoparametric variation, and the device of the inside steam that forms of aftertreatment after finishing cooking to food is special is rare. Currently common solutions include: after the oven is used, the inner container is directly dried under the condition that the door body is closed, and the method still cannot effectively discharge condensed water after the condensed water is heated to form steam, so that the efficiency is low; or remind the manual door body of opening of user to guarantee that the vapor that forms can be discharged from the crack, but the angle of opening of the door body receives the restriction that the user used, and the angle undersize of opening the door, the steam extraction effect is not good, and when the angle of opening the door was too big, not only occupied great space, but also certain potential safety hazard still exists, and can't judge the time that the stoving finishes, can't realize closing the door body automatically, therefore user experience is relatively poor.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides an oven with automatic dehumidification function can effectively get rid of the comdenstion water in the oven, and degree of automation is high, and is efficient better, and user experience is better.

The utility model adopts the following technical scheme:

the utility model provides an oven with automatic dehumidification function, includes oven body, the door body and inner bag, the inside heating element that is provided with of inner bag, door physical stamina will the inner bag is sealed, still includes:

the door opening assembly is arranged on the oven body and comprises a power source, a transmission assembly and an inductor, the transmission assembly is connected with the output end of the power source, one end of the transmission assembly can push the door body to form a door seam, the inductor can sense the movement of the transmission assembly, and the inductor is connected with heating assembly signals in the power source and the inner container.

As a preferred scheme of the utility model, the inductor is micro-gap switch, the last butt portion that is provided with of drive assembly, micro-gap switch corresponds and is provided with the portion of triggering, butt portion can with the portion of triggering butt is in order to trigger the inductor.

As an optimized scheme of the utility model, the oven body on with the surface of door body contact is provided with the through-hole, drive assembly includes the ejector pin, the ejector pin is worn to establish in the through-hole.

As an optimized scheme of the utility model, the subassembly that opens the door still includes the base, power supply, drive assembly and inductor pass through the base with oven body fixed connection.

As a preferred scheme of the utility model, the base with still be provided with the elastic component between the drive assembly.

As a preferred scheme of the utility model, transmission assembly still includes connecting portion and transfer line, connecting portion set up the ejector pin with between the transfer line, the transfer line with the output of power supply is connected.

As an optimized scheme of the utility model, be provided with one in slide rail or the slider on the base, it is provided with another to correspond on the connecting portion.

As a preferred scheme of the utility model, the elastic component is the spring, the spring housing is established on the transfer line, the both ends of spring respectively butt connecting portion with the base.

As a preferred scheme of the utility model, the power supply is the wax motor.

As an optimized proposal of the utility model, the door body is connected with the oven body through a damping hinge.

The utility model has the advantages that:

the utility model provides an oven with automatic dehumidification function, through setting up the subassembly that opens the door on the oven body, the output of power supply can drive the action of drive assembly, and one end of drive assembly can promote the door body in order to form the crack, makes the steam in the inner bag discharge from the crack, realizes the dehumidification function to the oven; through the removal of inductor response transmission assembly to through the heating element signal connection in inductor and power supply and the inner bag, realize the automatic operation of dehumidification function, dehumidification effect is good, and user experience is good.

Drawings

Fig. 1 is a schematic structural view of an oven provided by an embodiment of the present invention when a door body is closed;

fig. 2 is a schematic structural view of the oven provided by the embodiment of the present invention when the door body is opened to form a door seam.

In the figure:

1. a power source;

2. a transmission assembly; 21. an abutting portion; 22. a top rod; 23. a connecting portion; 24. a transmission rod;

3. an inductor; 31. a trigger section;

4. a base;

5. an elastic member;

01. a slide rail; 02. a slider;

10. an oven body; 20. a door body; 30. a door opening assembly;

101. and a through hole.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solutions adopted by the present invention and the technical effects achieved by the present invention clearer, the following will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by the skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Fig. 1 is a schematic structural view of an oven provided by an embodiment of the present invention when a door body is closed, and fig. 2 is a schematic structural view of the oven provided by an embodiment of the present invention when the door body is opened to form a door seam, and as shown in fig. 1 and fig. 2, the oven mainly includes an oven body 10, a door body 20, an inner container (not shown in the figure) and a door opening assembly 30. Wherein, the inside heating element that is provided with of inner bag, door body 20 can be sealed with the inner bag to form airtight space and cook the food in the inner bag, be provided with door opening assembly 30 on the oven body 10, door opening assembly 30 can open a gap with door body 20 automatically, makes the vapor in the inner bag discharge from the gap. The actual use does, and after food culinary art was accomplished, there was more vapor condensation to the comdenstion water in the inner bag, and the door body 20 was the closed condition this moment, and opening door subassembly 30 accepts the instruction and moves, opens a gap with door body 20 automatically, and the heating element heating in the simultaneous control inner bag, the comdenstion water in the inner bag is heated and is formed vapor and discharge from the gap for the inner bag obtains the dehumidification. After the dehumidification is completed, the door opening assembly 30 stops, and the door body 20 can be automatically closed under the action of the damping hinge by utilizing the connection effect between the door body 20 and the oven body 10 through the damping hinge, so that the dehumidified inner container is sealed.

Can know through above-mentioned analysis, through setting up the subassembly 30 that opens the door for the oven has possessed automatic dehumidification function, can effectively prevent the oven inner bag after the culinary art because there is the comdenstion water and lead to the scheduling problem that mildenes, and the automation level is high, and user experience is good.

Specifically, the middle door assembly 30 in fig. 1 includes a power source 1, a transmission assembly 2, an inductor 3 and a base 4, the transmission assembly 2 is connected to an output end of the power source 1, and the power source 1 can push the transmission assembly 2 to extend out, so that one end of the transmission assembly 2 can push the door body 20 to form a door gap; the inductor 3 can be used for inducing the movement of the transmission component 2, and the inductor 3 is in signal connection with the power source 1 and the heating component in the inner container.

In particular, the heating element in the inner container, taking a steam oven as an example, is generally an air furnace, a water-boiling tray, an internal fan and a steam generator, wherein the air furnace can generate high-temperature air, the water-boiling tray is generally arranged at the bottom of the inner container, water is contained in the tray, the water-boiling tray can heat the water to form water vapor, the steam generator is also used for forming a large amount of water vapor to enter the inner container, and the internal fan is used for flowing and circulating the water vapor in the inner container. Under the normal operating condition of the oven, the heating assembly works, so that the inner container is filled with high-temperature water vapor to cook food in the inner container, and after the food is cooked and taken out, a large amount of water vapor is condensed in the inner container, including on the water boiling plate. The oven in this embodiment, after food cooking finishes taking out, the oven circular telegram and accepted the work order (if press the dehumidification button) that begins to dehumidify, steam generator among the heating element is out of work, and air furnace, boiling water dish and inside fan work, wherein the boiling water dish can evaporate the comdenstion water that condenses in the dish into vapor, and the high temperature air that the air furnace formed possesses certain stoving effect, and inside fan can make vapor stirred, discharges from the crack better. Therefore, the utility model provides an in the oven, the dehumidification function is not only opened the crack through opening door subassembly 30, but through the partial work of the inside heating element of cooperation oven, carries out certain stoving evaporation to the oven inside for vapor can be faster, discharge from the crack more efficiently, and whole dehumidification function is automatic operation, and user experience is better.

Further, the sensor 3 is an important component for realizing automation, and in the present embodiment, the sensor 3 is preferably a micro switch, which has a simple structure, is robust and durable, and has high reliability. In the present embodiment, the sensor 3 is triggered by a mechanical transmission method, the transmission assembly 2 is provided with the contact portion 21, the microswitch is provided with the trigger portion 31, and the contact portion 21 can contact the trigger portion 31 to trigger the sensor 3. Fig. 2 shows a state where the contact portion 21 and the trigger portion 31 are not in contact with each other, and fig. 1 shows a state where the contact portion 21 and the trigger portion 31 are in contact with each other.

It is expected that the sensor 3 is only a signal sensing part, is not a control system, and cannot directly control the operation of the power source 1 or the heating assembly, but the sensor 3 can send a signal to the control system of the whole oven, and the control system of the whole oven judges and controls the operation of the power source 1 or the heating assembly.

Specifically, the components for pushing the door body 20 to form the door seam include the power source 1, the transmission assembly 2 and the base 4. Wherein, the base 4 is a bearing part, and the power source 1, the transmission assembly 2 and the inductor 3 are fixedly connected with the oven body 10 through the base 4. The door 20 is rotated relative to the oven body 10 at an angle to form a door slot, the angle does not need to be large, preferably about ten degrees, if the rotation angle is too large, the door 20 is easy to interfere with the outside, and the whole oven is not beautiful. The door 20 is preferably opened slowly during the rotation process and is kept for a certain time after being opened, so that the water vapor can be evaporated from the inner container for a sufficient time.

The effect of power supply 1 is the drive power that provides linear motion, and power supply 1 can have multiple selection, like structures such as step motor, linear motion module, in this embodiment, preferred power supply 1 is the wax motor because the action of wax motor is comparatively steady, and speed is comparatively slow, and the reliability is high. The stroke end of the wax motor corresponds to the limit position of the rotation of the door body 20, and at this time, the output end of the wax motor does not extend out any more, so that the door body 20 keeps still after rotating for a certain angle.

The transmission assembly 2 further comprises a push rod 22, a connecting part 23 and a transmission rod 24, the connecting part 23 is arranged between the push rod 22 and the transmission rod 24, the abutting part 21 is arranged on one side of the connecting part 23, and the transmission rod 24 is connected with the output end of the power source 1. The abutment 21, the carrier rod 22, the connecting portion 23 and the transmission rod 24 are preferably integrally formed. A through hole 101 is formed in the surface of the oven body 10, which is in contact with the door body 20, the ejector rod 22 is inserted into the through hole 101, and the ejector rod 22 can push the door body 20 open, so that a gap is formed between the door body 20 and the oven body 10.

Fig. 1 shows that the top bar 22 is abutted with the door body 20, the top bar 22 is pressed back into the through hole 101, the door body 20 and the oven body 10 are closed at the moment, the inner container is closed, and the state corresponds to the working state when the oven cooks food or the state that the oven is stored when the oven is not in working; fig. 2 shows the top bar 22 extending from the oven body 10, and the top bar 22 abuts against the door 20, so that a gap is formed between the door 20 and the oven body 10, corresponding to the dehumidification operation state.

In order to enable the mandril 22 to extend and retract more smoothly, a sliding rail 01 and a sliding block 02 are further arranged, one of the sliding rail 01 or the sliding block 02 is arranged on the base 4, and the other is correspondingly arranged on the connecting part 23. As shown in fig. 1 and 2, two sliding rails 01 are disposed on the base 4, and four sliding blocks 02 are correspondingly disposed on the connecting portion 23, that is, each two sliding blocks 02 slide on one sliding rail 01 on one side, so that the push rod 22 can extend and retract more smoothly.

In order to enable the ejector 22 to be ejected when the door is opened, so that the abutting portion 21 is separated from the trigger portion 31, an elastic member 5 is further provided. In fig. 1 and 2, the elastic member 5 is disposed between the base 4 and the transmission assembly 2, preferably, the elastic member 5 is a spring, the spring is sleeved on the transmission rod 24, two ends of the spring respectively abut against the connecting portion 23 and the base 4, and the spring only has a reset function, so that the spring with lower rigidity is selected. The elastic piece 5 is arranged to correspond to the initial state that the ejector rod 22 extends out of the oven body 10 when the oven is opened.

The utility model provides an oven's working process does:

(1) non-operating state of oven

At this time, the oven is not powered on, as shown in fig. 1, at this time, the door body 20 is attached to the oven body 10, the door body 20 seals the whole inner container, at this time, the ejector rod 22 is pressed back into the through hole 101, the elastic piece 5 is in a compressed state, the abutting portion 21 abuts against the trigger portion 31, and at this time, the oven is not powered on, so the sensor 3 is not triggered and does not send a signal.

(2) The door 20 is opened to put food

When the door body 20 is opened by a user, under the elastic force of the elastic member 5, the whole transmission assembly 2 moves to drive the ejector rod 22 to extend out of the through hole 101, which shows that the ejector rod 22 protrudes out of one surface of the oven body 10, and at this time, the abutting portion 21 is separated from the trigger portion 31.

(3) The door 20 is closed to start cooking food

Oven circular telegram this moment, door body 20 is closed by the user, and door body 20 is sealed with whole inner bag, and in ejector pin 22 was pressed back to through-hole 101 this moment, elastic component 5 was in the state of compressed, and butt portion 21 and trigger portion 31 butt, the oven circular telegram and accepted the start work order (if press the start button) this moment, therefore inductor 3 is triggered, the control system of signals for the oven, and heating element work produces a large amount of high temperature steam, cooks the food in the inner bag.

(4) The door body 20 is opened, and the food is cooked and taken out

At this time, the oven is powered on, the door body 20 is opened by a user, a part of steam is discharged from the inner container, cooked food is taken out, but a large amount of steam and condensed water are still left in the inner container and are not discharged, and the oven is in a state of waiting for drying. Under the action of the elastic force of the elastic element 5, the whole transmission assembly 2 moves to drive the ejector rod 22 to extend out of the through hole 101, and the ejector rod 22 protrudes out of one surface of the oven body 10, and at this time, the abutting part 21 is separated from the trigger part 31.

(5) The door body 20 is closed, opened and dehumidified

Oven circular telegram this moment, door body 20 is closed by the user, door body 20 is sealed with whole inner bag, ejector pin 22 is pressed back to in the through-hole 101 this moment, elastic component 5 is in the state of compressed, butt portion 21 and the butt of trigger part 31, the oven circular telegram has accepted the work order (if press the dehumidification button) that begins to dehumidify this moment, therefore inductor 3 is triggered, the control system of signals for the oven, 1 work of control system control power supply, control system control heating element's part work simultaneously, make the inner bag inside be heated, form vapor with the comdenstion water heating. The output end of the power source 1 pushes the whole transmission assembly 2 to move, and drives the ejector rod 22 to slowly extend out of the through hole 101, which shows that the ejector rod 22 protrudes out of one surface of the oven body 10, and at this time, the abutting part 21 is separated from the triggering part 31.

Because the ejector rod 22 protrudes out of the oven body 10, the ejector rod 22 abuts against the door body 20, the door body 20 is gradually separated from the oven body 10, a door seam is formed, and as shown in fig. 2, water vapor formed by heating the inner part of the inner container is discharged from the door seam. When the power source 1 reaches the stroke end, the door body 20 is kept still, the rotating angle of the door body 20 is unchanged and is kept for a period of time, so that the water vapor can be continuously discharged from the door gap.

(6) The dehumidification is completed and the door 20 is closed

When the condensed water and the water vapor in the inner container are discharged from the door seam, the drying process in the oven is finished. At this moment, the control system of oven is with power supply 1 and heating element outage, no longer dries in the inner bag, ejector pin 22 has lost the power supply, and door body 20 passes through damping hinged joint with oven body 10, and the damping hinge provides the drive power that door body 20 closed to oven body 10, and ejector pin 22 is pressed back to in through-hole 101 automatically under door body 20's effect this moment, and when door body 20 laminating was sealed whole inner bag on oven body 10, the dehumidification function was accomplished.

It is expected that, in the above working process, the time from the door 20 being pushed open to the maximum opening angle is T1, the rotating angle of the door 20 is unchanged and kept for a period of time T2, the door 20 automatically rotates under the action of the damping hinge until the time of attaching to the oven body 10 is T3, and then the working time corresponding to the heating assembly is T1+ T2.

Therefore, a time control method can be adopted to judge whether the water vapor in the inner container is completely dried and discharged. Namely, the working time of the heating assembly in the system of the oven is set to be T1+ T2, namely after the time T1+ T2, the control system controls the heating assembly and the power source 1 to be powered off, and the inner container can be completely dried under the normal condition.

Non-time control methods, such as providing a humidity sensor in the inner bladder, may also be used. When the humidity sensor senses that the humidity in the inner container reaches a preset value, the control system of the oven controls the heating assembly and the power source 1 to be powered off, and the inner container can be completely dried under normal conditions.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments illustrated herein, but is capable of various obvious modifications, rearrangements and substitutions without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims

1. The utility model provides an oven with automatic dehumidification function, includes oven body (10), door body (20) and inner bag, the inside heating element that is provided with of inner bag, door body (20) can with the inner bag is sealed, its characterized in that still includes:

the door opening assembly (30) is arranged on the oven body (10), the door opening assembly (30) comprises a power source (1), a transmission assembly (2) and an inductor (3), the transmission assembly (2) is connected with the output end of the power source (1), one end of the transmission assembly (2) can push the door body (20) to form a door seam, the inductor (3) can sense the movement of the transmission assembly (2), and the inductor (3) is connected with heating assembly signals in the power source (1) and the inner container.

2. The oven with the automatic dehumidification function according to claim 1, wherein the sensor (3) is a micro switch, the transmission assembly (2) is provided with an abutting portion (21), the micro switch is correspondingly provided with a triggering portion (31), and the abutting portion (21) can abut against the triggering portion (31) to trigger the sensor (3).

3. The oven with the automatic dehumidification function according to claim 1, wherein a through hole (101) is formed in a surface of the oven body (10) contacting the door body (20), the transmission assembly (2) comprises a push rod (22), and the push rod (22) is arranged in the through hole (101) in a penetrating manner.

4. The oven with the automatic dehumidification function according to claim 3, wherein said door opening assembly (30) further comprises a base (4), said power source (1), transmission assembly (2) and inductor (3) being fixedly connected to said oven body (10) through said base (4).

5. The oven with automatic dehumidification function according to claim 4, characterized in that an elastic element (5) is further arranged between said base (4) and said transmission assembly (2).

6. The oven with automatic dehumidification function according to claim 5, characterized in that said transmission assembly (2) further comprises a connection portion (23) and a transmission rod (24), said connection portion (23) being arranged between said top bar (22) and said transmission rod (24), said transmission rod (24) being connected with an output end of said power source (1).

7. The oven with the automatic dehumidification function according to claim 6, wherein one of a sliding rail (01) or a sliding block (02) is provided on the base (4), and the other is correspondingly provided on the connecting portion (23).

8. The oven with the automatic dehumidification function according to claim 6, wherein said elastic member (5) is a spring, said spring is sleeved on said transmission rod (24), and two ends of said spring are respectively abutted against said connecting portion (23) and said base (4).

9. The oven with automatic dehumidification function according to claim 1, characterized in that said power source (1) is a wax motor.

10. The oven with the automatic dehumidification function according to claim 1, wherein said door body (20) is connected with said oven body (10) by a damping hinge.