CN205625575U - Cooking utensil - Google Patents

Abstract

The utility model discloses a cooking utensil, include: the pot body, pot cover, controlling means, a LED ultraviolet lamp, second fluorescent tube and photocatalytic sterilization module, controlling means is constructed becomes to have reservation module and heat preservation module, and a LED ultraviolet lamp is established on the interior bottom surface of pot cover, and a LED ultraviolet lamp links to each other with controlling means, and second fluorescent tube and photocatalytic sterilization module are established respectively on the pot cover, and the second fluorescent tube links to each other with controlling means, and the photocatalytic sterilization module was disinfected to the pot is internal under of the shining of second fluorescent tube. The utility model discloses a cooking utensil, cooking utensil is the during operation under reservation module or heat preservation module, and controlling means can control a LED ultraviolet lamp and the second fluorescent tube is opened, and internal to carry out the degerming antibiotic to the pot in the ultraviolet ray of a LED ultraviolet lamp through the specific wavelength, and the internal dead angle of a pot department bacterium is detached in order to produce mobilizable free radical to the illumination activation catalyst that the photocatalytic sterilization module received the second fluorescent tube, realizes that a pot internal no dead angle disinfects.

Description

cooking utensils

technical field

The utility model relates to the field of household electrical appliances, in particular to a cooking utensil.

Background technique

Electric rice cookers have become one of the indispensable household appliances in modern life, and with the improvement of people's living standards, people also have higher requirements for the quality of life while pursuing high-end products. The development technology of today's electric rice cooker is more and more mature, and there are more and more functions, and the functions that people use most are reservation and heat preservation functions. In summer when the temperature is high, many bacteria are likely to grow in the soaked rice water during the reservation process, which will cause the rice to deteriorate and affect the taste; at the same time, if the rice is stored in the rice cooker for too long, the rice will turn yellow, or even become rancid and corrupt. It is all caused by the growth of bacteria during the storage process.

In the related art, the sterilizing device of the ultraviolet lamp module is used for sterilization, but the volume of some sterilizing devices is too large, and the space occupied on a small electric cooker inner cover is too large, causing the complexity of the production process of the inner cover; Ultraviolet lamp sterilization can only sterilize in the light area, but there are still bacteria growing in some dead corners such as the sealing ring of the rice cooker or places where the ultraviolet lamp cannot be irradiated, so the sterilization range is limited.

Utility model content

The utility model aims to solve one of the technical problems in the related art at least to a certain extent. For this reason, the utility model proposes a cooking utensil, and the cooking utensil has a good sterilization effect.

According to the cooking utensil of the present utility model, it comprises: a pot body, a pot cover, a control device, a first LED ultraviolet lamp, a second lamp tube and a photocatalytic sterilization module, the control device is configured to have a reservation module and a heat preservation module, and the first LED ultraviolet lamp The lamp is set on the inner bottom surface of the pot cover, the first LED ultraviolet lamp is connected with the control device, the second lamp tube and the photocatalytic sterilization module are respectively arranged on the pot cover, the second lamp tube is connected with the control device, and the photocatalytic sterilization module is at the bottom of the pot cover. Under the irradiation of the two lamp tubes, the inside of the pot is sterilized.

According to the cooking utensil of the present utility model, when the cooking utensil is working under the reservation module or the heat preservation module, the control device can control the first LED ultraviolet lamp and the second lamp tube to be turned on, and the first LED ultraviolet lamp uses ultraviolet rays of a specific wavelength to irradiate the inside of the pot. Bacteria removal and antibacterial, the photocatalytic sterilization module is illuminated by the second lamp to activate the catalyst to generate movable free radicals to achieve active sterilization function, which can remove bacteria in the dead corner of the pot body and solve the problem of the ultraviolet light range of the first LED ultraviolet lamp. The sterilizing effect outside, so that the sterilizing effect without dead angle in the pot can be realized.

Further, the cooking appliance further includes an integrated circuit board, on which the first LED ultraviolet lamp and the second lamp tube are respectively arranged, and the integrated circuit board is connected to the control device.

Specifically, the integrated circuit board is detachably arranged on the pot cover.

Specifically, the control device includes a control panel arranged on the pot cover, and the control panel supplies power to the integrated circuit board by means of contact with electricity.

Specifically, the inner bottom surface of the pot cover is provided with a containing groove, the first LED ultraviolet lamp and the second lamp tube are respectively arranged in the containing groove, and the inner peripheral wall of the containing groove is laid with the Photocatalytic sterilization module.

Further, the opening of the receiving tank is provided with a transparent cover plate, and the surrounding wall of the receiving tank is provided with a plurality of through holes.

Specifically, the second lamp tube is a second LED ultraviolet lamp, and the wavelengths of ultraviolet rays emitted by the first LED ultraviolet lamp and the second LED ultraviolet lamp are different.

Preferably, the wavelength of the ultraviolet light emitted by the second LED ultraviolet lamp is 387.5nm, and the photocatalytic sterilization module is a titanium dioxide supported noble metal catalyst module.

Specifically, the wavelength of the ultraviolet light emitted by the first LED ultraviolet lamp is 270nm.

Specifically, the pot cover includes an outer cover and an inner cover, the first LED ultraviolet lamp, the second lamp tube and the photocatalytic sterilization module are respectively arranged on the inner cover, and the inner cover is detachable set on the outer cover.

Specifically, the control device is configured to control the first LED ultraviolet lamp and the second lamp tube to work simultaneously when the appointment module is triggered to operate, and to control the first LED when the appointment module stops operating. The ultraviolet lamp and the second lamp tube stop working.

Specifically, the control device is configured to control the first LED ultraviolet lamp and the second lamp tube to work simultaneously when the heat preservation module is triggered to operate, and to control the first LED when the heat preservation module stops operating. The ultraviolet lamp and the second lamp tube stop working.

Description of drawings

Fig. 1 is a top view of a pot cover of a cooking appliance according to an embodiment of the present invention;

Fig. 2 is a cross-sectional view of a pot cover of a cooking appliance according to an embodiment of the present invention.

Reference signs:

Pot cover 1; Outer cover 11; Inner cover 12;

Control panel 2; first LED ultraviolet lamp 3a; second lamp tube 3b;

Photocatalytic sterilization module 4 ; contact piece 5 ; accommodation tank 6 ; transparent cover plate 7 .

detailed description

Embodiments of the invention are described in detail below, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the figures are exemplary and are intended to explain the present invention, but should not be construed as limiting the present invention.

A cooking appliance according to an embodiment of the present invention will be described below with reference to FIG. 1 and FIG. 2 , wherein the cooking appliance can be an electric pressure cooker, an electric rice cooker, and the like.

As shown in Fig. 1 and Fig. 2, the cooking utensil according to the embodiment of the utility model includes: a pot body, a pot cover 1, a control device, a first LED ultraviolet lamp 3a, a second lamp tube 3b and a photocatalytic sterilization module 4.

Specifically, the pot cover 1 is arranged on the pot body to open or close the pot body. Specifically, when the cooking utensil needs cooking, the pot cover 1 can close the pot body for cooking. When the cooking is finished, the pot cover 1 The pot body can be opened, so that cooked food can be taken out from the pot body.

With reference to Fig. 2, control device is arranged on pot body and/or pot cover 1, that is to say, control device can only be arranged on pot body, for example can be arranged on the peripheral wall of pot body, control device also can be only arranged on pot body. On the cover 1, for example, it can be arranged on the top wall of the pot cover 1. Of course, the control device can also be respectively arranged on the pot body and the pot cover 1, for example, on the peripheral wall of the pot body and on the top wall of the pot cover 1. A control device is provided to facilitate the user's operation. The control device is configured to have a reservation module and a heat preservation module. Specifically, by operating the control device, the cooking appliance can be switched between the reservation module and the heat preservation module.

The first LED ultraviolet lamp 3a is arranged on the inner bottom surface of the pot cover 1, with reference to Fig. 2, when the pot cover 1 closes the pot body, the first LED ultraviolet lamp 3a on the inner bottom surface of the pot cover 1 faces the cavity of the pot body , the first LED ultraviolet lamp 3a is connected with the control device, so that when the control device starts the reservation module to work, the first LED ultraviolet lamp 3a can be turned on, so that the first LED ultraviolet lamp 3a can sterilize the pot body through ultraviolet rays of a specific wavelength Antibacterial, and then prevent the food in the pot from deteriorating due to the long reservation time. After the cooking utensil is cooked, the control device turns off the first LED ultraviolet lamp 3a. After the cooking utensil finishes cooking food, if the user is not in a hurry to take out the food and starts the heat preservation module to work through the control device, at this time, the control device can also turn on the first LED ultraviolet lamp 3a, so that the first LED ultraviolet lamp 3a passes through the heat preservation module of a specific wavelength. The ultraviolet rays can sterilize and antibacterial the inside of the pot, thereby preventing the food in the pot from deteriorating due to excessive heat preservation time.

Further, with reference to Fig. 2, the second lamp tube 3b and the photocatalytic sterilization module 4 are arranged on the pot cover 1 respectively, the second lamp tube 3b is connected with the control device, and the photocatalytic sterilization module 4 is irradiated by the second lamp tube 3b on the Sterilization is carried out in the pot body, that is to say, the first LED ultraviolet lamp 3a, the second lamp tube 3b and the photocatalytic sterilization module 4 constitute the sterilization device of the cooking utensil.

Specifically, when the control device starts the appointment module to work, the second lamp tube 3b can be turned on, and the photocatalytic sterilization module 4 is illuminated by the second lamp tube 3b to activate the catalyst in the photocatalytic sterilization module 4 to generate free radicals. When the air in the pot flows, it can drive the free radicals to move to all corners of the pot for sterilization, so as to achieve the active sterilization function, which can remove bacteria in the dead corners of the pot body, thereby preventing the food in the pot from deteriorating due to the long reservation time , and can sterilize the area outside the irradiation area of the first LED ultraviolet lamp 3a, further improving the sterilizing effect on the pot body.

After the cooking appliance cooks, the control device turns off the second light tube 3b. After the cooking appliance finishes cooking food, if the user is not in a hurry to take out the food and starts the heat preservation module to work through the control device, at this time, the control device can turn on the second light. The tube 3b and the photocatalytic sterilization module 4 are illuminated by the second lamp tube 3b to activate the catalyst in the photocatalytic sterilization module 4 to generate free radicals. When the air in the pot flows, the free radicals can be driven to move to every corner of the pot body Sterilize, so as to achieve the active sterilization function, can remove the bacteria in the dead corner of the pot body, and then avoid the food in the pot body because the heat preservation time is too long to produce bacterial deterioration, and can sterilize the area outside the irradiation area of the first LED ultraviolet lamp 3a, Further improve the bactericidal effect on the pot body.

It can be understood that the photocatalytic sterilizing module can use any photocatalytic sterilizing module that can sterilize and has no pollution to food, and different photocatalytic sterilizing modules correspond to different second lamp tubes. For example, the second lamp tube 3b can be an ultraviolet lamp or a daylight lamp, and the photocatalytic sterilization module 4 can be titanium dioxide nanoparticles, ferric oxide nanoparticles, lead sulfide nanoparticles, zinc sulfide nanoparticles, etc. The wavelengths of catalytic light corresponding to the photocatalytic sterilization modules 4 are different.

According to the cooking utensil of the embodiment of the present utility model, when the cooking utensil is working under the reservation module or the heat preservation module, the control device can control the first LED ultraviolet lamp 3a and the second lamp tube 3b to turn on, and the first LED ultraviolet lamp 3a passes through the Ultraviolet rays can sterilize and antibacterial the inside of the pot, and the photocatalytic sterilization module 4 is illuminated by the second lamp tube 3b to activate the catalyst to generate movable free radicals to achieve the active sterilization function, which can remove bacteria in dead corners in the pot and solve the problem of the first LED The sterilizing effect outside the ultraviolet light range of the ultraviolet lamp 3a can realize the sterilizing effect without dead angle in the pot body.

In some embodiments of the present invention, the cooking appliance further includes: an integrated circuit board, on which the first LED ultraviolet lamp 3a and the second lamp tube 3b are respectively arranged, and the integrated circuit board is connected to the control device. That is to say, the control device can control the first LED ultraviolet lamp 3a and the second lamp tube 3b through the control of the circuit in the integrated circuit board, so as to achieve the effect of stable control. The two lamp tubes 3b are respectively integrated on the integrated circuit board, which is not only convenient for installation, but also makes the volume of the sterilizing device smaller, which can save space.

Further, the integrated circuit board is detachably arranged on the pot cover 1, like this, when the user needs to wipe and clean the pot cover 1, the integrated circuit board can be disassembled from the pot cover 1, thereby avoiding damage to the pot cover 1 during wiping and cleaning. The integrated circuit board causes damage, and after cleaning, the user can install the integrated circuit board on the pot lid 1 again, so that the integrated circuit board can work normally. It can be understood that the electrical connection relationship between the integrated circuit board and the control device can be connected using existing technologies.

In some embodiments of the present utility model, with reference to Fig. 2, the control device includes a control panel 2 arranged on the pot cover 1, and the control panel 2 supplies power to the integrated circuit board by contacting the contact piece 5, thereby facilitating the user's operation . It can be understood that the principle of contacting the contacts to conduct electricity is already in the prior art, and will not be described in detail here.

In some embodiments of the present utility model, with reference to Fig. 2, the inner bottom surface of pot cover 1 is provided with accommodating groove 6, and first LED ultraviolet lamp 3a and second lamp tube 3b are arranged in accommodating groove 6 respectively, thereby facilitates the first The installation of the LED ultraviolet lamp 3a and the second lamp tube 3b, the photocatalytic sterilization module 4 is laid on the inner peripheral wall of the accommodating groove 6, so that the photocatalytic sterilization module 4 can better receive the illumination of the second lamp tube 3b, and improve Ability to activate catalysts.

Further, referring to Fig. 2, the opening of the receiving tank 6 is provided with a transparent cover plate 7, so that when the cooking utensil is cooking, the steam in the pot body will be stopped by the transparent cover plate 7 outside the receiving tank 6, so that it can Avoid steam damage to the first LED ultraviolet lamp 3 a and the second lamp tube 3 b in the receiving tank 6 .

The surrounding wall of the accommodation tank 6 is provided with a plurality of through holes. In this way, after the photocatalytic sterilization module 4 is activated by the light of the second lamp tube 3b, the generated free radicals are facilitated to diffuse out from the plurality of through holes, thereby improving the sterilization effect.

In some embodiments of the present invention, the second lamp tube 3b may be a second LED ultraviolet lamp, and the wavelengths of ultraviolet light emitted by the first LED ultraviolet lamp 3a and the second LED ultraviolet lamp are different. In this way, the ultraviolet rays of a specific wavelength emitted by the first LED ultraviolet lamp 3a play a role in ultraviolet sterilization; the ultraviolet rays of a specific wavelength emitted by the second LED ultraviolet lamp play the role of activating the catalyst, and the oxygen and water molecules in contact with the surface of the catalyst are catalyzed and decomposed to produce Strong oxidizing free radicals, active free radicals reach the dead corners in the pot body where the ultraviolet light cannot be irradiated through molecular movement, and kill the bacteria in the dead corners.

Preferably, the wavelength of the ultraviolet light emitted by the second LED ultraviolet lamp is 387.5nm, and the photocatalytic sterilization module 4 is a titanium dioxide-loaded noble metal catalyst module, so as to achieve better activation of the catalyst.

It can be understood that cooking utensils have a direct impact on people's diet, and ultraviolet sterilization will produce a certain concentration of ozone. With the continuous operation of ultraviolet sterilization, the accumulation of ozone concentration will cause harm to indoor people. Therefore, in the utility model In a preferred embodiment, the wavelength of the ultraviolet light emitted by the first LED ultraviolet lamp 3a is 270nm. Therefore, not only can ultraviolet sterilizing effect be realized, but also no ozone is generated, which ensures the safety of users.

In some embodiments of the present utility model, the pot cover 1 includes an outer cover 11 and an inner cover 12, and the first LED ultraviolet lamp 3a, the second lamp tube 3b and the photocatalytic sterilization module 4 are respectively arranged on the inner cover 12, and the inner cover 12 It is detachably arranged on the outer cover 11, so that when the first LED ultraviolet lamp 3a, the second lamp tube 3b and the photocatalytic sterilization module 4 are damaged and need to be repaired and maintained, only the inner cover 12 needs to be disassembled from the outer cover 11 down for easy repair, maintenance and installation.

In some embodiments of the present utility model, the control device is configured to control the first LED ultraviolet lamp 3a and the second lamp tube 3b to work simultaneously when the appointment module is triggered to operate, and to control the first LED ultraviolet lamp 3a when the appointment module stops operating And the second lamp tube 3b stops working. Specifically, when the control device starts the appointment module to work, the first LED ultraviolet lamp 3a and the second lamp tube 3b are turned on at the same time, so that the first LED ultraviolet lamp 3a can sterilize and antibacterial the pot body through ultraviolet rays of a specific wavelength. The sterilizing module 4 is activated by the light of the second lamp tube 3b to activate the catalyst in the photocatalytic sterilizing module 4 to generate free radicals, so as to achieve the active sterilizing function, which can remove bacteria in the dead corner of the pot body, thereby preventing the food in the pot body from being left for too long. If bacteria deteriorate, the control device turns off the first LED ultraviolet lamp 3a and the second lamp tube 3b when the cooking utensil completes the reservation mode and enters the cooking work.

In some embodiments of the present utility model, the control device is configured to control the first LED ultraviolet lamp 3a and the second lamp tube 3b to work simultaneously when the heat preservation module is triggered to operate, and to control the first LED ultraviolet lamp 3a when the heat preservation module stops operating And the second lamp tube 3b stops working. Specifically, after the cooking utensil finishes cooking food, if the user is not in a hurry to take out the food and starts the heat preservation module to work through the control device, at this time, the control device simultaneously turns on the first LED ultraviolet lamp 3a and the second lamp tube 3b, so that the first An LED ultraviolet lamp 3a sterilizes and disinfects the pot body through ultraviolet rays of a specific wavelength, and the photocatalytic sterilization module 4 is activated by the light of the second lamp tube 3b to activate the catalyst in the photocatalytic sterilization module 4 to generate free radicals, thereby achieving the active sterilization function , can remove the bacteria in the dead corner of the pot body, and then prevent the food in the pot body from deteriorating due to the long heat preservation time. When the user needs to take out the food, the control device turns off the heat preservation module, so that the control device turns off the first LED ultraviolet lamp 3a and the second lamp tube 3b at the same time.

In describing the present invention, it should be understood that the terms "central", "longitudinal", "upper", "lower", "front", "rear", "left", "right", "vertical" , "horizontal", "top", "bottom", "inner", "outer" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description. It does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as limiting the present invention.

In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be interpreted as indicating or implying relative importance or implicitly specifying the quantity of indicated technical features. Thus, the features defined as "first" and "second" may explicitly or implicitly include at least one of these features. In the description of the present utility model, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

In this utility model, unless otherwise specified and limited, terms such as "installation", "connection", "connection" and "fixation" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connected, or integrated; may be mechanically connected, may be directly connected, may also be indirectly connected through an intermediary, may be an internal communication between two elements or an interactive relationship between two elements, unless otherwise clearly defined. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

In the description of this specification, descriptions with reference to the terms "one embodiment", "some embodiments", "example", "specific examples", or "some examples" mean that specific features described in connection with the embodiment or example , structures, materials or features are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the described specific features, structures, materials or characteristics may be combined in any suitable manner in any one or more embodiments or examples. In addition, those skilled in the art can combine and combine different embodiments or examples and features of different embodiments or examples described in this specification without conflicting with each other.

Although the embodiments of the present invention have been shown and described above, it can be understood that the above-mentioned embodiments are exemplary and should not be construed as limitations of the present invention, and those skilled in the art are within the scope of the present invention. Variations, modifications, substitutions and variations can be made to the above-described embodiments.

Claims (12)

1. A cooking utensil, characterized in that, comprising: a pot body and a pot cover, the pot cover is arranged on the pot body to open or close the pot body; A control device, the control device is arranged on the pot body and/or the pot cover, and the control device is configured to have a reservation module and a heat preservation module; A first LED ultraviolet lamp, the first LED ultraviolet lamp is arranged on the inner bottom surface of the pot cover, and the first LED ultraviolet lamp is connected to the control device; The second lamp tube and the photocatalytic sterilizing module, the second lamp tube and the photocatalytic sterilizing module are respectively arranged on the pot cover, the second lamp tube is connected with the control device, and the photocatalytic sterilizing module The inside of the pot is sterilized under the irradiation of the second lamp tube. 2. The cooking utensil according to claim 1, further comprising an integrated circuit board, the first LED ultraviolet lamp and the second lamp tube are respectively arranged on the integrated circuit board, and the integrated circuit board The board is connected to the control unit. 3. The cooking appliance according to claim 2, wherein the integrated circuit board is detachably arranged on the pot cover. 4. The cooking utensil according to claim 2, wherein the control device comprises a control panel arranged on the pot cover, and the control panel supplies power to the integrated circuit board by means of contacting and electrifying. . 5. The cooking utensil according to claim 1, wherein the inner bottom surface of the pot cover is provided with a receiving groove, and the first LED ultraviolet lamp and the second lamp tube are respectively arranged in the receiving groove , the photocatalytic sterilization module is laid on the inner peripheral wall of the accommodating tank. 6 . The cooking appliance according to claim 5 , wherein a transparent cover plate is provided at the opening of the receiving tank, and a plurality of through holes are provided on the surrounding wall of the receiving tank. 6 . 7. The cooking utensil according to claim 1, wherein the second lamp tube is a second LED ultraviolet lamp, and the wavelength of ultraviolet light emitted by the first LED ultraviolet lamp and the second LED ultraviolet lamp is different. 8 . The cooking utensil according to claim 7 , wherein the ultraviolet light emitted by the second LED ultraviolet lamp has a wavelength of 387.5 nm, and the photocatalytic sterilization module is a titanium dioxide-loaded noble metal catalyst module. 9. The cooking utensil according to claim 1, characterized in that, the wavelength of the ultraviolet light emitted by the first LED ultraviolet lamp is 270nm. 10. The cooking utensil according to any one of claims 1-9, wherein the pot cover comprises an outer cover and an inner cover, and the first LED ultraviolet lamp, the second lamp tube and the The photocatalytic sterilization modules are respectively arranged on the inner covers, and the inner covers are detachably arranged on the outer covers. 11. The cooking appliance according to claim 1, wherein the control device is configured to control the first LED ultraviolet lamp and the second lamp tube to work simultaneously and When the appointment module stops running, control the first LED ultraviolet lamp and the second lamp tube to stop working. 12. The cooking appliance according to claim 1 or 11, wherein the control device is configured to control the first LED ultraviolet lamp and the second lamp tube simultaneously when the heat preservation module is triggered to operate. When it is working and the heat preservation module is stopped, the first LED ultraviolet lamp and the second lamp tube are controlled to stop working.