CN211704241U - Cooking utensil - Google Patents

Abstract

The utility model provides a cooking utensil, including a kind of deep pot body, lid and heated board. The inner pot is arranged in the pot body; the cover body comprises a detachable cover, the cover body is arranged on the cooker body in an openable and closable manner, and when the cover body covers the cooker body, a cooking space is formed between the detachable cover and the inner pot; the heated board is located the top of removable lid, and the heated board includes the base plate and is located the first heating film on the base plate. A first insulating layer is arranged between the substrate and the first heating film; the first heating film is arranged on the upper surface of the substrate, and a first anti-rust layer is attached to the lower surface of the substrate. According to the cooking utensil of the utility model, the heating film is arranged on the base plate, so that the cooking utensil has a three-dimensional heating effect and greatly saves the internal space of the cooking utensil; the first insulating layer is arranged between the substrate and the first heating film, so that electric leakage can be avoided, and the safety is high; a first anti-rust layer is arranged below the substrate, so that the substrate can be protected from being contacted with water, and the substrate is prevented from rusting; the scheme is easy to process and manufacture and low in cost.

Description

Cooking utensil

Technical Field

The utility model relates to a cooking utensil technical field, in particular to cooking utensil.

Background

The existing cooking appliances such as electric cookers are usually provided with a heating device, the heating device is generally arranged at the bottom of the electric cooker, however, only the heating device at the bottom of the electric cooker is used for cooking, so that food materials in the cooker are heated unevenly, the heating speed is slow, and the cooker is easy to be burnt. The method for solving the problems adopts three-dimensional heating, namely, a heating device is arranged at the top or the side wall of the electric cooker.

At present, resistance wires are arranged on the top or the side wall of the electric cooker of the cooking utensil in the market for three-dimensional heating, but the arrangement mode has the defect of large occupied space.

In addition, when the existing electric cooker works, a consumer can continue to work by the heating device under the condition of turning on the electric cooker, so that the possibility that the cooking appliance is continuously heated when the user forgets to turn off the power supply is realized, and potential safety hazards exist.

Therefore, there is a need to provide a cooking appliance that at least partially solves the problems of the prior art.

SUMMERY OF THE UTILITY MODEL

In the summary section a series of concepts in a simplified form is introduced, which will be described in further detail in the detailed description section. The inventive content does not imply any attempt to define the essential features and essential features of the claimed solution, nor is it implied to be intended to define the scope of the claimed solution.

To at least partially solve the above problem, a first aspect of the present invention provides a cooking appliance, comprising:

the cooker body is internally provided with an inner pot;

the cover body comprises a detachable cover, the cover body is arranged on the cooker body in an openable and closable manner, and when the cover body covers the cooker body, a cooking space is formed between the detachable cover and the inner pot; and

the heat insulation plate is arranged above the detachable cover and comprises a base plate and a first heating film arranged on the base plate, wherein,

a first insulating layer is arranged between the substrate and the first heating film,

the first heating film is arranged on the upper surface of the substrate, and a first anti-rust layer is attached to the lower surface of the substrate.

According to the cooking utensil of the first aspect of the utility model, the first heating film is arranged on the base plate, so that the cooking utensil has a three-dimensional heating effect and greatly saves the internal space of the cooking utensil; the first insulating layer is arranged between the substrate and the first heating film, so that electric leakage can be avoided, and the safety is high; a first anti-rust layer is arranged below the substrate, so that the substrate can be protected from being directly contacted with water vapor, and the substrate is prevented from rusting; in addition, the scheme is easy to process and manufacture and low in cost.

Further, cooking utensil is still including setting up in the a kind of deep pot body and being located the heat preservation cover in the pot wall outside of pot, the heat preservation cover including the heat preservation cover body with set up in keeping away from of heat preservation cover body the second heating film on the surface of pot in. This scheme makes cooking utensil have better three-dimensional heating effect.

Further, the cooking utensil further comprises a control device, a switch portion and an action portion, wherein the switch portion is electrically connected with the control device, one of the switch portion and the action portion is arranged on the cover body, the other one of the switch portion and the action portion is correspondingly arranged on the cooker body, when the cover body covers the cooker body, the switch portion is in contact with the action portion and interferes with the action portion, and the on-off state of the switch portion is changed. According to the scheme, the cooking utensil stops working when the cover body is opened, and the safety is high.

Further, a second anti-rust layer is arranged between the first insulating layer and the substrate. The scheme can further avoid the corrosion damage of the substrate.

Further, the heat preservation cover body is made of metal, and a second insulating layer is arranged between the heat preservation cover body and the second heating film. This scheme cost-effective and security are high.

Furthermore, a third rust prevention layer is attached to the surface of the heat preservation cover body facing the inner pot. This scheme can avoid the corruption destruction of heat preservation cover body.

Further, a fourth rust-proof layer is arranged between the heat-insulating cover body and the second insulating layer. This scheme can further avoid the corruption destruction of heat preservation cover body.

Further, the switch part is a microswitch, and the action part is a protrusion part; alternatively, the first and second electrodes may be,

the switch part is a reed switch, and the action part is a magnet. According to the scheme, the cost is saved and the implementation is easy.

A second aspect of the present invention provides a cooking appliance, including:

the cooker body is internally provided with an inner pot;

the cover body is arranged on the cooker body in an openable and closable manner, and when the cooker body is covered by the cover body, a cooking space is formed between the cover body and the inner pot; and

the heat preservation cover is arranged in the cooker body and positioned outside the cooker wall of the inner cooker, the heat preservation cover comprises a heat preservation cover body and a second heating film arranged on the heat preservation cover body, wherein,

a second insulating layer is arranged between the heat preservation cover body and the second heating film,

and a third rust prevention layer is attached to the surface of the heat-preservation cover body facing the inner pot.

According to the cooking utensil of the second aspect of the utility model, the second heating film is arranged on the heat insulation cover body, so that the cooking utensil has a three-dimensional heating effect and simultaneously greatly saves the internal space of the cooking utensil; the second insulating layer is arranged between the heat-insulating cover body and the second heating film, so that electric leakage can be avoided, and the heat-insulating cover has the advantage of high safety; the third rust prevention layer is arranged on the inner surface of the heat insulation cover body, so that the heat insulation cover body can be protected from being directly contacted with water vapor, and the heat insulation cover body is prevented from rusting; the scheme is easy to process and manufacture and low in cost.

Drawings

The following drawings of the embodiments of the present invention are provided as a part of the present invention for understanding the present invention. There are shown in the drawings, embodiments and descriptions thereof, which are used to explain the principles of the invention. In the drawings, there is shown in the drawings,

fig. 1 is a schematic view of a cooking appliance according to the present invention;

fig. 2 is an enlarged view of fig. 1 at B, in which a schematic view of the structure of the heat-insulating plate of the cooking appliance according to the present invention is shown;

fig. 3 is an enlarged view of a portion a in fig. 1, in which a schematic view of a heat-retaining cover of a cooking appliance according to a first embodiment of the present invention is shown;

fig. 4 is an enlarged view of a portion a in fig. 1, in which a structure of a heat-retaining cover of a cooking appliance according to a second embodiment of the present invention is schematically shown;

fig. 5 is an enlarged view of a portion a in fig. 1, in which a structure of a heat-retaining cover of a cooking appliance according to a third embodiment of the present invention is schematically shown; and

fig. 6 is an enlarged view at C in fig. 1.

Description of reference numerals:

100: the cooking appliance 110: cover 111: detachable cover

112: the temperature measuring device 113: insulation board 114: substrate

115: first heating film 116: first insulating layer 120: pot body

121: the inner pan 122: the heat preservation cover 123: heat preservation cover body

124: second heating film 125: second insulating layer 126: third rust prevention layer

127: fourth rust-resistant layer 128: base 129: coil disc assembly

130: the switching section 140: acting part

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that embodiments of the invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring embodiments of the present invention.

It is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", and the like are used herein for purposes of illustration only and are not limiting.

Ordinal words such as "first" and "second" are referred to in this application as labels only, and do not have any other meanings, such as a particular order, etc. Also, for example, the term "first component" does not itself imply the presence of "second component", and the term "second component" does not itself imply the presence of "first component".

In the following description, a detailed structure will be presented for a thorough understanding of embodiments of the invention. It is apparent that the implementation of the embodiments of the present invention is not limited to the specific details familiar to those skilled in the art.

Fig. 1 is a schematic view of a cooking appliance 100 according to a first aspect of the present invention. It can be understood that the cooking appliance 100 according to the present invention may be an electric rice cooker, an electric pressure cooker, an electric fryer or other cooking appliance 100, and according to the present invention, the cooking appliance 100 may have various functions such as cooking porridge, etc. in addition to the function of cooking rice. The following describes the cooking device 100 according to the present invention in detail by taking an electric cooker as an example.

Referring to fig. 1 and 2, the cooking appliance 100 includes a pot body 120, a cover 110, and an insulation board 113. The inner pot 121 is disposed in the pot body 120, and the inner pot 121 can be freely put into the pot body 120 or taken out of the pot body 120, so as to facilitate cleaning of the inner pot 121. The inner pot 121 is generally made of a metal material and has a circular opening on an upper surface for containing a material to be heated, such as rice, soup, etc. The cover 110 includes a detachable cover 111, the cover 110 is detachably disposed on the pot body 120, and when the cover 110 covers the pot body 120, a cooking space is formed between the detachable cover 111 and the inner pot 121. The insulation board 113 is located above the detachable cover 111, and the insulation board 113 includes a base plate 114 and a first heating film 115 disposed on the base plate 114. The substrate 114 may be made of a high temperature resistant plastic.

Referring to fig. 2, a first heating film 115 is disposed on the upper surface of the substrate 114. The substrate 114 is preferably made of metal for cost saving. A first insulating layer 116 is provided between the substrate 114 made of metal and the first heating film 115 to prevent electric leakage. The first heating film 115 is preferably sprayed or printed onto the first insulating layer 116. Further, a first rust preventive layer may be attached to the lower surface of the substrate 114. The heat insulation board 113 is sequentially provided with a first antirust layer, a substrate 114, a first insulation layer 116 and a first heating film 115 from bottom to top. In order to further prevent the leakage current, the area of the first insulating layer 116 is required to be greater than or equal to the area of the first heating film 115.

According to the cooking utensil 100 of the present invention, the heating film is disposed on the base plate 114, which greatly saves the internal space of the cooking utensil 100; the first insulating layer 116 is provided between the substrate 114 and the first heating film 115, which can prevent electric leakage and has the advantage of high safety; a first antirust layer is arranged below the substrate 114 and can protect the substrate 114 from being directly contacted with water vapor so as to prevent the substrate 114 from rusting; in addition, the scheme is easy to process and manufacture and low in cost.

Referring to fig. 1, the pot body 120 has a base 128 for supporting on a table, and the pot body 120 is provided therein with a coil panel assembly 129 for heating the inner pot 121 and located below the inner pot 121.

Referring to fig. 1 and 3, the cooking utensil 100 further includes a heat-insulating cover 122 disposed in the pot body 120 and located outside the wall of the inner pot 121, and the heat-insulating cover 122 includes a heat-insulating cover body 123 and a second heating film 124 disposed on a surface of the heat-insulating cover body 123 away from the inner pot 121. In order to save cost, the heat-insulating cover body 123 is made of metal, and a second insulating layer 125 is disposed between the heat-insulating cover body 123 and the second heating film 124 to prevent electric leakage. The structure of the heat-insulating cover 122 is, from inside to outside, a heat-insulating cover body 123, a second insulating layer 125 and a second heating film 124 in sequence. The second heating film 124 is preferably sprayed or printed onto the second insulating layer 125. To further prevent the leakage of electricity, the area of the second insulating layer 125 is required to be greater than or equal to the area of the second heating film 124.

In order to prevent the heat-insulating cover body 123 from corroding, please refer to fig. 4, a third rust-proof layer 126 may be attached to the surface of the heat-insulating cover body 123 close to the inner pan 121. At this time, the structure of the heat-insulating cover 122 is, from inside to outside, sequentially composed of a third rust prevention layer 126, a heat-insulating cover body 123, a second insulating layer 125 and a second heating film 124.

In order to further prevent the heat-insulating cover body 123 from corroding, referring to fig. 5, a fourth rust-proof layer 127 may be further disposed between the heat-insulating cover body 123 and the second insulating layer 125. At this time, the structure of the heat-insulating cover 122 is, from inside to outside, sequentially composed of a third rust prevention layer 126, a heat-insulating cover body 123, a fourth rust prevention layer 127, a second insulating layer 125 and a second heating film 124.

In an embodiment, not shown, a second rust preventive layer may also be provided between the first insulating layer 116 and the substrate 114. The structure of the heat insulation board 113 is, from bottom to top, a first antirust layer, a substrate 114, a second antirust layer, a first insulation layer 116, and a first heating film 115 in this order.

The second heating film 124 and the first heating film 115 are configured to generate heat after being energized, and the heat generation power increases with an increase in voltage. The second insulating layer 125 and the first insulating layer 116 are made of an insulating material, such as rubber or plastic. The first rust preventive layer, the second rust preventive layer, the third rust preventive layer 126, and the fourth rust preventive layer 127 are each made of an anticorrosive material such as anticorrosive paint, antirust paint, or the like.

Referring to fig. 1 and 6, in order to stop the operation of the cooking utensil 100 when the cover 110 is opened, the cover 110 is provided with a switch portion 130, the pot body 120 is provided with an action portion 140, and the switch portion 130 is electrically connected to the control device. The position of the switch unit 130 corresponds to the position of the operating unit 140, and when the lid 110 covers the cooker body 120, the switch unit 130 and the operating unit 140 are in contact with each other and electrically connected to each other, and the switch unit 130 is in an on state, so that the cooking appliance 100 can be operated. When the cover 110 is opened, the switch part 130 is in an off state, and the cooking appliance 100 stops operating or stands by, in this way, energy saving and safety can be achieved.

In a modified structure, not shown, the positions of the switch section 130 and the action section 140 are opposite to those shown in fig. 6, the action section 140 is provided on the cover 110, and the switch section 130 is correspondingly provided on the pot body 120.

To facilitate the implementation of the present invention, the switch portion 130 is preferably a micro switch, and the action portion 140 is preferably a protrusion; alternatively, the switch unit 130 is preferably a reed switch, and the operation unit 140 is preferably a magnet. The operating principles of microswitches and reed switches are known in the art and will not be described herein for the sake of brevity.

In addition, the control device is electrically connected to the temperature measuring device 112 disposed at least one of the cover 110, the heat insulation cover body 123, the side wall of the inner pot 121, or the bottom of the pot, so as to control the voltage of the second heating film 124 and the first heating film 115 according to the current temperature. In the embodiment shown in FIG. 1, the temperature measuring device 112 is disposed at the center of the coil disk assembly 129 and on the cover 110. The temperature measuring device 112 is preferably a temperature sensing cup or an infrared thermometer.

The cooking process of cooking appliance 100 includes a cooking phase and a keep warm phase. For example, in the cooking stage, when the temperature is less than the preset warming temperature, the control means increases the voltage of the second heating film 124 and/or the first heating film 115; or when the temperature is lower than the preset temperature rise temperature, the voltage of the second heating film 124 and/or the first heating film 115 is maintained, and the heating time is prolonged; in the heat-retaining stage, the control device reduces the voltage of the second heating film 124 and/or the first heating film 115 to maintain the temperature at the preset heat-retaining temperature.

It is to be understood that the preferred embodiments of the present invention have been described above only by way of example, and those skilled in the art can also make various combinations or modifications of the above embodiments as needed, for example, a heating film may be provided only on the heat insulating plate or only on the heat insulating cover.

Unless defined otherwise, technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. Features described herein in one embodiment may be applied to another embodiment, either alone or in combination with other features, unless the feature is otherwise inapplicable or otherwise stated in the other embodiment.

The present invention has been described in terms of the above embodiments, but it is to be understood that the above embodiments are for purposes of illustration and description only and are not intended to limit the invention to the described embodiments. It will be appreciated by those skilled in the art that many more modifications and variations are possible in light of the above teaching and are intended to be included within the scope of the invention.

Claims (9)

1. A cooking appliance, comprising:

the cooker comprises a cooker body (120), wherein an inner pot (121) is arranged in the cooker body (120);

the cover body (110), the cover body (110) includes a detachable cover (111), the cover body (110) is arranged on the cooker body (120) in an openable and closable manner, when the cover body (110) covers the cooker body (120), a cooking space is formed between the detachable cover (111) and the inner pot (121); and

an insulation board (113), the insulation board (113) being disposed above the detachable cover (111), the insulation board (113) comprising a substrate (114) and a first heating film (115) disposed on the substrate (114), wherein,

a first insulating layer (116) is arranged between the substrate (114) and the first heating film (115),

the first heating film (115) is arranged on the upper surface of the substrate (114), and a first anti-rust layer is attached to the lower surface of the substrate (114).

2. The cooking appliance according to claim 1, wherein the cooking appliance (100) further comprises a heat-insulating cover (122) disposed in the pot body (120) and outside the pot wall of the inner pot (121), the heat-insulating cover (122) comprising a heat-insulating cover body (123) and a second heating film (124) disposed on a surface of the heat-insulating cover body (123) away from the inner pot (121).

3. The cooking appliance according to claim 1, wherein the cooking appliance (100) further comprises a control device, a switch part (130) and an action part (140), the switch part (130) is electrically connected with the control device, one of the switch part (130) and the action part (140) is arranged on the cover body (110), the other is correspondingly arranged on the cooker body (120), when the cover body (110) covers the cooker body (120), the switch part (130) and the action part (140) are contacted and interfered, and the on-off state of the switch part (130) is changed.

4. The cooking appliance according to claim 1, wherein a second rust preventive layer is further provided between the first insulating layer (116) and the substrate (114).

5. The cooking appliance according to claim 2, wherein the heat-insulating cover body (123) is made of metal, and a second insulating layer (125) is arranged between the heat-insulating cover body (123) and the second heating film (124).

6. The cooking appliance according to claim 5, wherein a third rust prevention layer (126) is attached to the surface of the heat-retaining cover body (123) facing the inner pan (121).

7. The cooking appliance according to claim 5, wherein a fourth rust-resistant layer (127) is further provided between the heat-retaining cover body (123) and the second insulating layer (125).

8. The cooking appliance of claim 3,

the switch part (130) is a microswitch, and the action part (140) is a convex part; alternatively, the first and second electrodes may be,

the switch part (130) is a reed switch, and the action part (140) is a magnet.

9. A cooking appliance, comprising:

the cooker comprises a cooker body (120), wherein an inner pot (121) is arranged in the cooker body (120);

the cover body (110) is arranged on the pot body (120) in an openable and closable manner, and when the cover body (110) covers the pot body (120), a cooking space is formed between the cover body (110) and the inner pot (121); and

the heat preservation cover (122), the heat preservation cover (122) is arranged in the cooker body (120) and is positioned outside the cooker wall of the inner cooker (121), the heat preservation cover (122) comprises a heat preservation cover body (123) and a second heating film (124) arranged on the heat preservation cover body (123), wherein,

a second insulating layer (125) is arranged between the heat-insulating cover body (123) and the second heating film (124),

and a third rust prevention layer (126) is attached to the surface of the heat preservation cover body (123) facing the inner pot (121).

Images