CN212997584U - Microwave heating equipment and high-temperature sterilization device - Google Patents

Abstract

The utility model discloses a microwave heating equipment's pasteurization device and microwave heating equipment, microwave heating equipment's pasteurization device includes: the microwave-absorbing structure comprises a heating container, a wave-absorbing layer and a heat-insulating outer sleeve, wherein a shielding cavity suitable for shielding microwaves is arranged in the heating container; the wave absorbing layer is wrapped on the outer side of the heating container and used for heating the inner space of the shielding cavity, and the wave absorbing layer is suitable for absorbing microwaves and heating the inner space of the shielding cavity; the heat insulation jacket is wrapped on the outer side of the heating container. Through the technical scheme, the sterilized articles are placed in the high-temperature sterilization device, and the problems that the sterilized articles are limited in material and uneven and uncontrollable in temperature are solved, so that the sterilization effect is improved.

Description

Microwave heating equipment and high-temperature sterilization device

Technical Field

The utility model relates to a disinfection technical field, in particular to a high temperature sterilization device for microwave heating equipment and microwave heating equipment including this high temperature sterilization device.

Background

Microwave ovens are widely used in the field of kitchen appliances as a sterilization tool, and have a good sterilization function by means of microwaves. However, some disadvantages still exist in the related art, such as the limitation of the material to be disinfected, and the material such as metal, partial plastic, wood and the like can not be directly put into a microwave oven for disinfection; the temperature of the sterilized article is not controllable; the heating rates of different articles in the microwave oven are different, and the microwave heating is non-uniform, so that the sterilized articles have the problems of uncontrollable heating temperature and non-uniform heating; in addition, when the microwave disinfects the articles made of different heat-resistant materials, the precise temperature control disinfection can not be realized. Therefore, when microwave sterilization is performed on the objects which are not temperature-resistant, the objects are easily damaged due to overlong sterilization time and overhigh temperature.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, an object of the utility model is to provide a pasteurization device with inhale ripples function, the utility model discloses a set up heating vessel and add the absorbing layer outside the container, the absorption efficiency on control absorbing layer solves the limited and uneven and uncontrollable problem of temperature of article material of being disinfected that simple microwave disinfection exists to improve the disinfection effect of disinfecting, and simple structure, easily manufacturing.

A second object of the present invention is to provide a microwave heating apparatus, which can improve the sterilization effect of the microwave heating apparatus by using the above-mentioned high-temperature sterilization device.

According to the utility model discloses a microwave heating equipment's pasteurization device, include: the microwave-absorbing structure comprises a heating container, a wave-absorbing layer and a heat-insulating outer sleeve, wherein a shielding cavity suitable for shielding microwaves is arranged in the heating container; the wave absorbing layer is wrapped on the outer side of the heating container and used for heating the inner space of the shielding cavity, and the wave absorbing layer is suitable for absorbing microwaves and heating the inner space of the shielding cavity; the heat insulation jacket is wrapped on the outer side of the heating container.

According to the utility model discloses a microwave heating equipment's pasteurization device, the absorbing layer parcel is in heating container's the outside, and microwave heating equipment during operation turns into heat energy after absorbing the microwave on the absorbing layer, gives the heating container that has the shielding chamber with heat transfer, makes shielding intracavity portion temperature rise to article in the heating container carry out accurate pasteurization. The heat insulation jacket wraps the outer side of the heating container, so that heat loss in the heating container can be prevented, and a user is prevented from being scalded.

In addition, according to the utility model discloses a microwave heating equipment's pasteurization device is still in order to have following additional technical characterstic:

further, the heating container includes: the box comprises a box body and a box cover, wherein a cavity is formed in the box body, and an opening communicated with the cavity is formed in the box body; the lid that the lid can be opened is located on the box body to open and close the opening, the lid with form between the box body the shielding chamber.

Furthermore, the outer surface of the box cover is wrapped with the heat insulation outer sleeve, the outer peripheral surface of the box body is wrapped with the heat insulation outer sleeve, the peripheral wall of the opening end of the box body extends out of the heat insulation outer sleeve, and the box cover is buckled on the outer side of the peripheral wall of the opening end of the box body.

Furthermore, the wave absorbing layer is arranged on the outer bottom surface of the heating container.

Furthermore, a groove is formed in the concave surface of the outer bottom of the heating container, and the wave absorbing layer is arranged in the groove.

Further, the high-temperature sterilization apparatus further includes: the steaming lattice is detachably arranged inside the heating container, at least one of the steaming lattice and the heating container is provided with a positioning rib, and the positioning rib supports the steaming lattice so that the steaming lattice and the inner bottom surface of the heating container are spaced by a preset distance.

Further, the steam grid has at least one of a mesh or grid structure thereon.

Further, the thickness of the outer wall of the heating container is 0.4-1.5 mm.

Further, the wave absorbing layer comprises at least one of a wave absorbing coating formed by spraying a wave absorbing patch, a wave absorbing plate, a magnetic absorbent and a non-magnetic absorbent.

According to the utility model discloses a microwave heating equipment, include: the high-temperature sterilization machine comprises a machine body, a door body and a high-temperature sterilization device, wherein a heating chamber is arranged in the machine body; the door body is openably connected with the machine body to open and close the heating chamber; the high-temperature sterilization device is arranged in the machine body and can be taken out.

Drawings

Fig. 1 is a sectional view showing the structure of a high-temperature sterilization apparatus.

Fig. 2 is an exploded view of the structure of the pasteurization device.

FIG. 3 is a view showing a lid cover of the high-temperature sterilizer.

Reference numerals:

the high-temperature sterilization device (1) is provided with a high-temperature sterilization device,

the heating container 10, the shielding chamber 110, the box body 130, the box cover 150, the groove 170,

the wave absorbing layer 20, the heat insulation jacket 30, the steamer 50 and the positioning ribs 70.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

As shown in fig. 1, the present embodiment provides a high-temperature sterilization apparatus 1 for a microwave heating device, the high-temperature sterilization apparatus 1 including: heating container 10, wave-absorbing layer 20, thermal-insulated overcoat 30.

Specifically, the heating container 10 has a shielding cavity 110 therein adapted to shield microwaves. In other words, the heating container 10 may be shielded from microwaves, preventing the microwaves from acting directly on the items to be sterilized in the container. Therefore, the sterilized articles are not limited by materials any more, and the application range of microwave sterilization is improved.

Wherein, the wave-absorbing layer 20 is wrapped outside the heating container 10 and used for heating the inner space of the shielding cavity 110, and the wave-absorbing layer 20 is configured to absorb microwaves and heat the inner space of the shielding cavity 110. Thus, when the microwaves reach the outside of the heating container 10, the microwaves do not penetrate through the heating container 10 and enter the heating container 10, and are reflected by the heating container 10, so that the amount of the microwaves absorbed by the wave-absorbing layer 20 can be increased. An outer insulating jacket 30 surrounds the outside of the heating vessel 10. That is to say, in the working process of the microwave heating device, the wave absorbing layer 20 absorbs the microwaves and then converts the microwaves into heat energy, the heat energy is transferred to the heating container 10 with the shielding cavity 110, the temperature inside the shielding cavity 110 is raised, and the precise temperature control of microwave sterilization and disinfection can be realized by controlling the wave absorbing agent type and the filling amount of the wave absorbing layer 20 and the thickness of the wave absorbing layer 20 and matching the working power of the microwave heating device. Thereby sterilizing the contents of the heating container 10 at high temperature.

According to the utility model discloses pasteurization device 1 utilizes absorbing layer 20 can heat heating container 10 that has the microwave shielding effect, wraps up thermal-insulated overcoat 30 in heating container 10's the outside, can prevent the calorific loss in heating container 10 to avoid the user to be scalded. Thereby ensuring the temperature control in the sterilization process and improving the use safety.

Specifically, as shown in fig. 3, the object to be sterilized is directly placed in the heating container 10, the container is placed in the microwave heating device, and the microwave function is turned on to start the operation. The wave-absorbing layer 20 generates heat by absorbing microwaves, transfers the heat to the heating container 10, and raises the temperature in the shielding cavity 110 to realize sterilization. After sterilization, the whole device is taken out, and the heat insulation jacket 30 is wrapped outside the container, so that the problems of heat loss and difficulty in taking due to overhigh temperature can be effectively avoided. In the implementation process, the precise temperature control of microwave sterilization and disinfection can be realized by controlling the wave absorbing agent type and the filling amount of the wave absorbing layer 20 and the thickness of the wave absorbing layer 20 and matching the microwave working power. That is, for the articles needing high-temperature sterilization (for example, the articles needing sterilization in the environment of 125 ℃), the wave-absorbing layer 20 with high microwave absorbing and heating efficiency is adopted, and high-temperature sterilization can be realized by adopting higher microwave working power; for the articles needing medium-temperature sterilization (such as the articles needing sterilization at the temperature of 100 ℃), the thickness of the wave-absorbing layer 20 can be reduced, the microwave working power is reduced, and medium-temperature sterilization and disinfection are realized; for the articles needing low-temperature sterilization (for example, the articles needing sterilization in an environment of 75 ℃), the wave-absorbing layer 20 with low microwave absorption and receiving efficiency and low microwave working power can be adopted to realize low-temperature sterilization and disinfection. In this embodiment, the preferred range of the thickness of the wave-absorbing layer 20 is 0.1-20 mm.

The heating container 10 of the present invention can be made of stainless steel, aluminum plate, galvanized plate, ceramic doped with metal, etc.

The heating container 10 of the present invention can have various forms, and only the microwave needs to be isolated from the outer shell of the heating container 10, for example, the heating container 10 is set to be a totally enclosed form including the box body 130 and the box cover 150, for example, the heating container 10 is set to be a semi-enclosed form including only the box body 130, and only the microwave shielding through the structure is needed. The present invention provides a heating vessel 10 of one embodiment.

Optionally, the heating container 10 of the pasteurization device 1 further includes: box body 130 and lid 150, have the cavity in the box body 130, and have the opening of intercommunication cavity on the box body 130, the lid that lid 150 can be opened is located on the box body 130 to open and close the lid opening, be convenient for place and take the article that are disinfected. The box cover 150 and the box body 130 form a shielding chamber 110 therebetween, thereby ensuring that the high temperature sterilization device 1 can maintain a sealed state during operation. The cover 150 may be connected to one end of the body 130 to open and close the shielding chamber 110 or may be provided with a sliding door extending in a transverse and longitudinal direction.

Optionally, the outer surface of the box cover 150 is wrapped with the heat insulation jacket 30, the outer circumferential surface of the box body 130 is wrapped with the heat insulation jacket 30, the circumferential wall of the open end of the box body 130 extends out of the heat insulation jacket 30, and the box cover 150 is fastened outside the circumferential wall of the open end of the box body 130. Thereby guarantee that thermal-insulated overcoat 30 can comprehensive parcel container, the outside transmission of separation heat promotes the heat preservation effect, prevents simultaneously that container surface temperature from too high emergence scald problem.

Wherein, the bottom surface of box body 130 can set up thermal-insulated overcoat 30, also can not set up thermal-insulated overcoat 30, when setting up thermal-insulated overcoat 30 and absorbing layer 20 on the bottom surface of box body 130, can paste absorbing layer 20 and lean on the container surface, and thermal-insulated overcoat 30 wraps up outside absorbing layer 20, and, thermal-insulated overcoat 30 can set up the form that is suitable for the microwave to permeate through. In addition, the heat insulation jacket 30 may be a plastic material layer with non-wave-absorbing low thermal conductivity, such as heat insulation silica gel, temperature-resistant plastic, etc.

Optionally, as shown in fig. 2, the wave-absorbing layer 20 is disposed on the outer bottom surface of the heating container 10, which is helpful for rapidly transferring heat to the container, and since the wave-guiding port of the flat-plate type microwave heating device is disposed at the bottom, the wave-absorbing layer 20 is disposed at the bottom of the box body 130 to absorb microwaves more effectively, and the hot air is lighter than the air at normal temperature and tends to rise, which also accelerates the rise of the temperature inside the shielding cavity 110.

Optionally, a groove 170 is formed in the outer bottom surface of the heating container 10 in a concave manner, a wave-absorbing layer 20 is arranged in the groove 170, the wave-absorbing layer 20 can be installed in or sprayed in the groove 170, so that the whole structure layout is more harmonious, the groove 170 and the shielding cavity 110 are integrally formed, the function of shielding microwaves is also provided, the wave-absorbing layer 20 is arranged in the groove 170, microwave leakage can be prevented, and the wave-absorbing effect is improved.

In addition, according to the microwave heating device structure of difference or the demand of disinfecting in particular also can set up absorbing layer 20 on box body 130 global, set up absorbing layer 20 etc. on the lid, the utility model discloses the above-mentioned description is only some specific examples of the utility model discloses, and is not right the utility model discloses protection scope's restriction.

Optionally, as shown in fig. 1-2, the high-temperature sterilization device 1 further includes: the steaming lattice 50 is detachably arranged inside the heating container 10, wherein at least one of the steaming lattice 50 and the heating container 10 is provided with a positioning rib 70, and the positioning rib 70 supports the steaming lattice 50 so that the steaming lattice 50 is spaced apart from the inner bottom surface of the heating container 10 by a predetermined distance.

When steam wet heat sterilization and disinfection are adopted, the steaming lattice 50 is placed on the positioning ribs 70 or the steaming lattice 50 with the positioning ribs is directly placed in the shielding cavity 110, water is added below the steaming lattice 50, and articles to be sterilized are placed. The user can carry out steam moist heat sterilization according to the actual need.

Optionally, the steam grid 50 has at least one of a net or a grid structure, so that the steam can rise to the sterilized object to achieve the sterilization effect. Wherein, the steaming lattice 50 can be made of plastic, metal or material which can meet the requirement that the using temperature is more than 100 ℃.

For example, when the object to be sterilized is resistant to water steaming or boiling, a certain amount of water is contained in the heating container 10, the box cover 150 is covered on the object to be sterilized by directly soaking the object to be sterilized in the water, the whole container is put into microwave heating equipment to start working, the wave-absorbing layer 20 absorbs the microwave to generate heat and transmits the heat to the heating container 10, and the water in the heating container 10 is heated until boiling (or a specified temperature, such as pasteurization temperature), so that the water boiling sterilization is realized; or a small amount of water is contained in the heating container 10, then the steaming grid 50 is placed, the sterilized object is placed on the steaming grid 50, the box cover 150 is covered, the container is directly placed in a microwave oven to start working, the wave absorbing layer 20 absorbs the microwave to generate heat, the heat is transferred to the heating container 10, the water in the heating container 10 generates steam, and the steam damp-heat sterilization is realized.

Optionally, the thickness of the outer wall of the heating vessel 10 is between 0.4 and 1.5mm, and a suitable thickness may improve the efficiency of temperature transfer and ensure uniform heating.

Optionally, the wave-absorbing layer 20 includes at least one of a wave-absorbing patch, a wave-absorbing plate, a wave-absorbing coating formed by spraying a magnetic absorbent and a non-magnetic absorbent. The magnetic absorbent of the wave-absorbing layer 20 may be one or more of ferrite, carbonyl iron and magnetic alloy powder, and the non-magnetic absorbent may be one or more of carbon black, graphene, carbon nanotubes, silicon carbide ceramic and conductive polymer. The bonding manner between the wave-absorbing layer 20 and the heating container 10 includes, but is not limited to, common contact, gluing, thermocompression bonding or spray bonding.

According to the utility model discloses a microwave heating equipment, include: a machine body, a door body and a high-temperature sterilization device 1. The body is provided with a heating chamber, and the high-temperature sterilization device 1 can be placed in the heating chamber; the door body is openably connected to the body to open and close the heating chamber.

For example, the object to be sterilized is directly placed in the heating container 10, the container is placed in a microwave heating device, the microwave function is turned on, and the proper microwave working power and working time are selected according to the object to be sterilized to start working. The wave-absorbing layer 20 generates heat by absorbing microwaves, transfers the heat to the container, and heats the inside of the container, so that the temperature is uniform and controllable in the sterilization process. Further, since the article to be sterilized is not directly placed in the heating chamber but placed in the heating container 10, the material thereof is not limited.

The following are specific examples of the sterilization of the articles by the microwave heating apparatus and the high temperature sterilization device 1 described above:

example 1: when the user injects water into the high-temperature sterilization apparatus 1, it may be called a wet heat sterilization method. For example, when pasteurization is carried out on liquid such as fruit juice, beverage, milk and the like, a certain amount of water is placed in a container (the liquid just submerges the height of the liquid to be pasteurized), the liquid is placed in the container, the wave-absorbing material is a wave-absorbing coating of an iron-silicon-aluminum alloy absorbent, the mass fraction of the iron-silicon-aluminum alloy in the coating is 50%, the thickness of the coating is 0.8mm, the microwave working power is 500W, and pasteurization of the water temperature of 60-75 ℃ can be realized after 8min of work.

Example 2: the method comprises the steps of sterilizing and disinfecting dinner plates made of metal, ceramic, glass, plastic and the like, injecting 100mL of water into a container, placing the dinner plates on a steaming grid 50, selecting a ferrite absorbent rubber-based wave-absorbing material as the wave-absorbing material, selecting 800W of microwave power for use, and working for 7min to realize sterilization and disinfection of the tableware, wherein the ferrite absorbent rubber-based wave-absorbing material is filled with 70% of ferrite and has a thickness of 1.2 mm.

Example 3: for the items which are not waterproof, the sterilized items are directly placed in the high-temperature sterilization device 1, namely, a dry heat sterilization method is adopted. For example, the microwave absorbing material for the articles needing high-temperature sterilization (for example, the articles needing sterilization at the temperature of more than 100 ℃) is a ferrite absorbent rubber-based microwave absorbing material, the filling mass fraction of ferrite is 85%, the thickness of the ferrite rubber-based microwave absorbing material is 2.5mm, the microwave power of 1000W is selected, and the sterilization and the disinfection of tableware can be realized after 5min of work.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the present invention.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims (10)

1. A pasteurization device for a microwave heating apparatus, characterized by comprising:

the microwave oven comprises a heating container, a microwave generator and a control device, wherein a shielding cavity suitable for shielding microwaves is arranged in the heating container;

the wave absorbing layer is used for heating the inner space of the shielding cavity, wraps the heating container and is suitable for absorbing microwaves and heating the inner space of the shielding cavity;

the heat insulation jacket wraps the outer side of the heating container.

2. A pasteurization device for microwave heating apparatus according to claim 1, characterized in that the heating container comprises:

the box body is internally provided with a cavity, and the box body is provided with an opening communicated with the cavity;

the lid that the lid can be opened is located on the box body to open and close the opening, the lid with form between the box body the shielding chamber.

3. The high temperature sterilization device for microwave heating equipment as claimed in claim 2, wherein the outer surface of the box cover is covered with the heat insulation jacket, the outer circumferential surface of the box body is covered with the heat insulation jacket, and the circumferential wall of the open end of the box body extends out of the heat insulation jacket, and the box cover is fastened outside the circumferential wall of the open end of the box body.

4. The pasteurization apparatus for microwave heating equipment according to claim 1, characterized in that the wave-absorbing layer is provided on the outer bottom surface of the heating container.

5. The pasteurization device for microwave heating equipment according to claim 4, characterized in that the outer bottom surface of the heating container is concavely provided with a groove, and the wave-absorbing layer is arranged in the groove.

6. The pasteurization apparatus for microwave heating equipment according to claim 1, characterized in that the pasteurization apparatus further comprises:

the steaming lattice is detachably arranged in the heating container,

at least one of the steaming lattice and the heating container is provided with a positioning rib, and the positioning rib supports the steaming lattice so that the steaming lattice and the inner bottom surface of the heating container are spaced by a preset distance.

7. The pasteurization apparatus for microwave heating equipment as recited in claim 6, wherein the steam lattice has at least one of a net-like or grid-like structure thereon.

8. A pasteurization unit for microwave heating apparatus in accordance with claim 1 characterized in that the thickness of the outer wall of the heating vessel is between 0.4-1.5 mm.

9. The high-temperature sterilization device for microwave heating equipment as recited in claim 1, wherein the wave-absorbing layer comprises at least one of a wave-absorbing coating formed by spraying a wave-absorbing patch, a wave-absorbing plate, a magnetic absorbent and a non-magnetic absorbent.

10. A microwave heating apparatus, comprising:

a body having a heating chamber therein;

a door openably connected to the body to open and close the heating chamber;

a high-temperature sterilization apparatus for a microwave heating device according to any one of claims 1 to 9, the high-temperature sterilization apparatus being removably provided in the body.

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