CN220494799U - Low-oxygen electric steamer - Google Patents

Abstract

The application relates to the technical field of cooking appliances, in particular to a low-oxygen electric steamer, which comprises a machine body, wherein an inner cavity for containing water and a heater for heating the inner cavity are arranged in the machine body, a food carrier is arranged above the inner cavity, a cooking cavity is formed between the food carrier and the machine body, and the inner cavity is communicated with the cooking cavity through a communication port; a closed space is formed between the machine body and the inner cavity; the vacuum device is arranged in the machine body and positioned outside the inner cavity and is used for discharging air in the inner cavity; the inner cavity is provided with a water inlet, the machine body is provided with a highest water level line, the extraction opening of the vacuumizing device is positioned above the highest water level line of the inner cavity, and the water inlet and the extraction opening of the vacuumizing device are both positioned at the communication opening. The vacuumizing device is arranged in the machine body, so that the occupied space of the electric steamer is effectively reduced, and the vacuumizing device is not required to be externally connected when the electric steamer is used, so that the operation is convenient.

Description

Low-oxygen electric steamer

Technical Field

The application relates to the technical field of cooking appliances, in particular to an electric steamer.

Background

The existing cooking utensil is characterized in that when food is heated, the food is contacted with air, so that the food is easy to oxidize in the heating process, and nutrition loss is caused.

In order to solve the above problems, a vacuum electric steamer is used to cook food. The existing vacuum electric steamer mainly has the following two forms:

first kind: chinese patent publication No. CN110537831a discloses a vacuum cooking vessel and steaming and baking combined machine, which adopts a manual water adding mode, comprising: the steamer component comprises a base and a cover body which are mutually buckled to form a cavity for placing food materials, a water tank is arranged in the cavity, and the base and/or the cover body are heated to heat the water tank; the air extraction assembly comprises an air extraction connecting pipe, one end of the air extraction connecting pipe is communicated with the cavity, and the other end of the air extraction connecting pipe is used for connecting vacuum equipment. The steaming and baking combination machine comprises: the cooking cavity is used for accommodating the steamer component, the base is attached to the bottom wall of the cooking cavity, and the cooking cavity is electrified to heat so as to heat the steamer component; the inner cavity connecting joint is arranged on the inner wall of the cooking cavity and is connected with the air extraction connecting pipe, and negative pressure is generated by electrifying to extract air in the air extraction connecting pipe.

Second kind: the existing vacuum electric steamer also adopts an automatic water adding mode, the automatic water adding mode is adopted, a water tank is further required to be added on the basis of the manual water adding mode, and a water inlet pipe of the water tank penetrates through the cooking cavity and the base to be communicated with the water tank.

However, the products provided by the above prior art have at least the product pain points: 1. when the manual water inlet mode is adopted, the air suction connecting pipe is connected with the base and the inner cavity connecting joint arranged on the inner wall of the cooking cavity, namely, the base and the cooking cavity are required to be perforated to be provided with the inner cavity connecting joint, so that the production process of the cooking cavity is complicated, and external impurities easily enter the cooking cavity through the inner cavity connecting joint; 2. when adopting the mode of automatic water inlet, for installation inlet tube and air exhaust connecting pipe, need all set up two holes on culinary art cavity and base for the production process of culinary art cavity and base is loaded down with trivial details, and probably leads to the structural strength of base to reduce.

Disclosure of Invention

In order to solve the technical problem, the application provides a low-oxygen electric steamer.

The application provides a low oxygen electric steamer adopts following technical scheme:

the low-oxygen electric steamer comprises a steamer body, wherein an inner cavity for containing water and a heater for heating the inner cavity are arranged in the steamer body, a food carrier is arranged above the inner cavity, a cooking cavity is formed between the food carrier and the steamer body, and the inner cavity is communicated with the cooking cavity through a communication port; a closed space is formed between the machine body and the inner cavity;

the vacuum device is arranged in the machine body and positioned outside the inner cavity and is used for discharging air in the inner cavity; the inner cavity is provided with a water inlet, the machine body is provided with a highest water level line, the extraction opening of the vacuumizing device is positioned above the highest water level line of the inner cavity, and the water inlet and the extraction opening of the vacuumizing device are both positioned at the communication opening.

Through adopting above-mentioned technical scheme, when using, add appropriate amount of water in to the inner chamber, then put the food material that will cook in the food carrier, take out the air in the inner chamber of closure through evacuating device, make the inner chamber be in relative hypoxia state. At this time, the inner cavity is heated to transfer heat to water, the boiling point of the water in a vacuum state is low, steam can be generated more quickly, and therefore the water can be heated by contacting food more quickly, and the food is steamed gradually. In addition, the food is in a low-oxygen environment in the steaming process, so that the food is not easy to oxidize in the cooking process, and the nutritional ingredients and the freshness of the food are reserved to a great extent.

In addition, the vacuumizing device is arranged in the machine body, and the vacuumizing device is not required to be externally connected, so that the occupied space of the electric steamer is effectively reduced, and the attractiveness of the whole machine is improved; the machine body does not need to be perforated, so that the production procedures of the machine body are effectively reduced, and external impurities are prevented from entering the machine body; in addition, the water inlet and the extraction opening of the vacuumizing device are both positioned at the communication opening, so that the number of holes is effectively reduced, and the production cost is saved.

Optionally, the communication port is equipped with the three-way valve, the first port and the inner chamber installation of three-way valve are linked together and are used for intaking and bleed, and the second port is used for intaking, and the third port communicates with evacuating device.

By adopting the technical scheme, when water needs to be fed into the inner cavity, the first port and the second port of the three-way valve are controlled to be communicated, water is supplied into the inner cavity, and automatic water feeding is realized; when the inner cavity needs to be pumped, the first port and the third port of the three-way valve are controlled to be communicated, and the vacuumizing device discharges air of the inner cavity to the outside of the machine body; the water inlet and the extraction opening of the vacuumizing device are the same through the arrangement of the three-way valve, only one hole is formed in the inner cavity, the number of holes of the inner cavity is reduced, the production process of the inner cavity is reduced, and meanwhile, the structural strength of the inner cavity is improved. On the other hand, the processing of a follow-up sealing structure for the holes can be omitted while the number of the holes is reduced, so that the stability of equipment is improved to a certain extent, and the cost is reduced.

Optionally, the first port of the three-way valve is higher than the highest water level line of the inner cavity, and the second port of the three-way valve is connected with a water tank for supplying water.

Through adopting above-mentioned technical scheme, the first port of three-way valve is higher than the highest water line of interior cavity, prevents to add too much submerged first port of water and leads to the pumping function inefficacy. In addition, the water tank is arranged in the machine body, namely, an external water tank is not needed, so that the aesthetic property of the whole machine is improved; and the machine body does not need to be perforated, so that the production procedures of the machine body are reduced, and the cost is reduced. Optionally, the extraction opening of the vacuumizing device is connected with an extraction pipe, the water inlet is connected with a water inlet pipe, the extraction pipe is positioned above the highest water level, and the extraction pipe is sleeved outside the water inlet pipe or the water inlet pipe is sleeved outside the extraction pipe.

Through adopting above-mentioned technical scheme, exhaust tube and water inlet tube sleeve set up, only need set up a hole in interior cavity, reduce the quantity of interior cavity trompil to reduce the production process of interior cavity, help improving the structural strength of interior cavity simultaneously. On the other hand, the processing of a follow-up sealing structure for the holes can be omitted while the number of the holes is reduced, so that the stability of equipment is improved to a certain extent, and the cost is reduced.

Optionally, the extraction opening of the vacuumizing device is connected with an extraction pipe, the water inlet is connected with a water inlet pipe, the extraction pipe is positioned above the highest water level, and the extraction pipe and the water inlet pipe are arranged side by side or side by side.

Through adopting above-mentioned technical scheme, adopt exhaust tube and inlet tube parallel or the mode that sets up side by side to realize bleeding and automatic water intaking, need not to open pores at the organism, reduce the production process of organism, improve the aesthetic property of complete machine simultaneously.

Optionally, the exhaust opening of the vacuumizing device is connected with an exhaust pipe, the exhaust pipe is located above the highest water level line, and the exhaust pipe is sleeved in the water inlet.

Optionally, the vacuum-pumping device is located below the inner cavity.

Optionally, a containing groove is formed on the inner cavity, and the exhaust pipe extends to the upper part of the highest water level of the inner cavity through the containing groove.

Optionally, the organism still includes base and top cap, and the inner chamber is located the base, and the junction of top cap and base is provided with seal structure.

Optionally, the machine body further comprises a base and a top cover, the inner cavity is located in the base, and a sealing structure is arranged at the joint of the top cover and the inner cavity.

Drawings

Fig. 1 is a schematic structural view of a low-oxygen electric steamer shown in example 1 of the present application.

Fig. 2 is an enlarged view of a portion a in fig. 1.

Fig. 3 is a schematic structural view of the low-oxygen electric steamer shown in embodiment 2 of the present application.

Fig. 4 is a schematic structural view of the low-oxygen electric steamer shown in embodiment 3 of the present application.

Fig. 5 is a schematic view of the structure of the low-oxygen electric steamer in example 4 of the present application when the exhaust pipe is juxtaposed with the water inlet pipe.

Fig. 6 is a schematic structural view of the low-oxygen electric steamer in which the exhaust pipe and the water inlet pipe are arranged side by side in embodiment 4 of the present application.

Reference numerals illustrate: 1. a body; 11. a base; 12. a top cover; 121. an edge; 13. an inner cavity; 131. an extension; 132. a groove; 133. sealing silica gel; 134. a receiving groove; 14. a heater; 15. a food carrier; 16. a cooking cavity; 17. a communication port; 2. a vacuum pumping device; 3. a three-way valve; 4. a water inlet pipe; 5. an exhaust pipe; 6. a water tank; 7. a water pump; 8. the cavity is placed.

Detailed Description

The present application is further described below with reference to the drawings and specific examples. It should be noted that the examples are only specific descriptions of the present application, and are for the purpose of enabling those skilled in the art to better understand the technical solutions of the present application, and should not be construed as limiting the present application.

In the description of the present application, it should be noted that the azimuth or positional relationship as indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like are based on the azimuth or positional relationship shown in the drawings, it is used solely for convenience in describing the present application and for simplicity of description, and does not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operate in a particular orientation, and thus should not be construed as limiting the present application.

Example 1:

the embodiment of the application discloses low oxygen electric steamer, including organism 1, organism 1 includes base 11 and top cap 12, is provided with in the base 11 and is used for holding the interior cavity 13 of water and is used for being the heater 14 of interior cavity 13 heating, and its heater 14 can set up in interior cavity 13 bottom, also can set up at interior cavity 13 periphery. A food carrier 15 is arranged above the inner cavity 13, a cooking cavity 16 is formed between the food carrier 15 and the machine body 1, the inner cavity 13 is communicated with the cooking cavity 16 through a communication port 17, and water vapor generated in the inner cavity 13 is facilitated to enter the cooking cavity 16 through the communication port 17 to heat food.

As an embodiment of the present application, a sealing structure is provided at the connection between the top cover 12 and the inner cavity 13, so that a closed space is formed between the top cover 12 and the inner cavity 13. Specifically, the top of the inner cavity 13 extends outwards to form an extension portion 131, and the extension portion 131 may be attached to the inner wall of the base 11 or may be located above the base 11. The extension 131 is formed with recess 132 in the undercut, and top cap 12 bottom is provided with border 121, and border 121 stretches into recess 132, and is provided with sealed silica gel 133 between recess 132 and the border 121 to guarantee the leakproofness between top cap 12 and the interior cavity 13.

As another embodiment of the present application, a sealing structure is provided at the connection between the top cover 12 and the base 11, so that a closed space is formed between the top cover 12 and the inner cavity 13. Specifically, the inner cavity 13 and the top portion extend outwards to form an extension portion 131, and the extension portion 131 can be fixedly connected with the base 11 or a sealing rubber pad can be arranged between the extension portion and the base 11. The base 11 is formed with recess 132 in the undercut, and top cap 12 bottom is provided with border 121, and border 121 stretches into recess 132, and is provided with sealed silica gel 133 between recess 132 and the border 121 to guarantee the leakproofness between top cap 12 and the interior cavity 13. In other embodiments, the outer wall of the inner cavity 13 may be directly connected to the base 11 through a sealing rubber pad, or may be directly and fixedly connected to the base 11.

The vacuum pumping device 2 is arranged in the machine body 1 and positioned outside the inner cavity 13, and the air outlet end of the vacuum pumping device 2 is communicated with the outside and is used for discharging air in the inner cavity 13, wherein the vacuum pumping device 2 can be arranged as a vacuum air pump. The inner cavity 13 is provided with a water inlet, the machine body 1 is provided with a highest water level line, and the extraction opening of the vacuumizing device 2 is positioned above the highest water level line of the inner cavity 13, so that the air extraction function failure caused by excessive water adding and flooding of the extraction opening is prevented. And the water inlet and the extraction opening of the vacuumizing device 2 are both positioned at the communication opening 17, so that the number of holes is reduced. The highest water line may be disposed in the inner cavity 13 or may be disposed on the outer wall of the base 11.

In use, a suitable amount of water is added to the inner cavity 13, and then the food material to be cooked is placed in the food carrier 15, and the air in the closed inner cavity 13 is evacuated by the evacuation device 2, so that the inner cavity 13 is in a relatively low oxygen state. At this time, the inner cavity 13 is heated to transfer heat to water, the boiling point of the water in the vacuum state is low, and steam can be generated more quickly, so that the food can be heated by contacting the food more quickly, and the food is steamed gradually. In addition, the food is in a vacuum environment in the food steaming process, so that the food is not easy to oxidize in the cooking process, and the nutritional ingredients and the freshness of the food are reserved to a great extent.

In addition, the vacuumizing device 2 is arranged in the machine body 1, so that the occupied space of the electric steamer is effectively reduced, and the vacuumizing device 2 is not required to be externally connected when the electric steamer is used, so that the operation is convenient. Specifically, the vacuumizing device 2 is located below the inner cavity 13, so that the weight above the machine body 1 can be reduced, and the space is reasonably utilized.

The exhaust opening of the vacuumizing device 2 is connected with an exhaust pipe 5, the exhaust pipe 5 is positioned above the highest water level line of the inner cavity 13, and the exhaust pipe 5 is sleeved in the water inlet. Wherein, the inner cavity 13 is concavely formed with a containing groove 134, and the exhaust pipe 5 extends to the upper part of the highest water line of the inner cavity 13 through the containing groove 134 and is communicated with the communication port 17.

The water is manually added through the communication port 17, then the food material to be cooked is placed in the food carrier 15, and when the top cover 12 and the inner cavity 13 are in a closed state, the air in the closed inner cavity 13 is pumped away through the vacuumizing device 2, so that the inner cavity 13 is in a relatively low-oxygen state.

Example 2:

this embodiment differs from embodiment 1 in that: the communication port 17 is provided with a three-way valve 3, the three-way valve 3 is positioned on the side wall of the inner cavity 13, a first port of the three-way valve 3 is communicated with the inner cavity 13 in a mounting way for water inlet and air exhaust, a second port is used for water inlet, and a third port is communicated with the vacuumizing device 2. In the embodiment, an air extraction opening of the vacuumizing device 2 is connected with an air extraction pipe 5, and the air extraction pipe 5 is connected with a third port; the water inlet is connected with a water inlet pipe 4, and the water inlet pipe 4 is connected with a second port. The water inlet and the extraction opening of the vacuumizing device 2 are the same through the arrangement of the three-way valve 3, so that the number of holes is further reduced. Wherein the first port of the three-way valve 3 is higher than the highest water line of the inner cavity 13, so as to prevent the first port from being submerged excessively by water, and the pumping function is disabled.

In this embodiment, a water tank 6 for supplying water is connected to the second port of the three-way valve 3. Specifically, the water tank 6 is connected with a water pump 7, and the second port of the three-way valve 3 is communicated with the water pump 7. When water needs to be fed into the inner cavity 13, the first port and the second port of the three-way valve 3 are controlled to be communicated, the water pump 7 is started, and the water pump 7 pumps water in the water tank 6 into the inner cavity 13. When the inner cavity 13 needs to be pumped, the first port and the third port of the three-way valve 3 are controlled to be communicated, and the vacuumizing device 2 discharges air of the inner cavity 13 to the outside of the machine body 1. In other embodiments, the water pump 7 is not required to be installed, that is, a water outlet is arranged at the bottom of the water tank 6, and the water outlet is higher than the second port. When water needs to be fed into the inner cavity 13, the first port and the second port of the three-way valve 3 are controlled to be communicated, and water in the water tank 6 flows into the inner cavity 13 under the action of self gravity.

Before or during cooking, water can be automatically added through the first port and the second port, so that the operation is convenient.

In this embodiment, the vacuum-pumping device 2 is located below the inner cavity 13, and space is reasonably utilized. The inside of the machine body 1 and one side of the base 11 are provided with a placing cavity 8, and the water tank 6 and the water pump 7 are arranged in the placing cavity 8. In other embodiments, the water tank 6, the water pump 7 and the evacuation device 2 may all be disposed in the placement chamber 8.

Example 3:

the difference between this embodiment and the above embodiment is that: the air extraction opening of the vacuumizing device 2 is connected with an air extraction pipe 5, the water inlet is connected with a water inlet pipe 4, the air extraction pipe 5 is positioned above the highest water level line of the inner cavity 13, and the air extraction pipe 5 is sleeved outside the water inlet pipe 4 or the water inlet pipe 4 is sleeved outside the air extraction pipe 5. Wherein, the water inlet pipe 4 is communicated with the built-in water tank 6 or the water pump 7, so as to ensure the automatic water inlet of the inner cavity 13.

When the water tank 6, the water pump 7 and the vacuumizing device 2 are all arranged in the placing cavity 8, the sleeved exhaust pipe 5 and the water inlet pipe 4 can penetrate through the base 11 and the side wall of the inner cavity 13 and extend to the position above the highest water level of the inner cavity 13 or the position above the inner cavity 13. The air suction pipe 5 is sleeved outside the water inlet pipe 4, a hole is formed in the air suction pipe 5, the water inlet pipe 4 extends into the air suction pipe 5 through the hole, and the air suction pipe 5 and the water inlet pipe 4 are sealed and fixed in a hot melting or other mode, so that a sleeved connection relationship is formed.

When the vacuumizing device 2 is positioned below the inner cavity 13 and the water tank 6 and the water pump 7 are arranged in the placing cavity 8, the water inlet pipe 4 passes through the side wall of the inner cavity 13 after passing through the base 11 and being sleeved with the exhaust pipe 5, and extends to the position above the highest water level line of the inner cavity 13 or the position above the inner cavity 13. In other embodiments, the inner cavity 13 is concavely formed with a receiving groove 134, and the sleeved exhaust pipe 5 and the water inlet pipe 4 extend to above the inner cavity 13 through the receiving groove 134.

Example 4:

the difference between this embodiment and the above embodiment is that: the extraction opening of the vacuumizing device 2 is connected with an extraction pipe 5, the water inlet is connected with a water inlet pipe 4, the water inlet pipe 4 is connected with a water tank 6 or a water pump 7, the extraction pipe 5 is positioned above the highest water level line of the inner cavity 13, and the extraction pipe 5 and the water inlet pipe 4 are arranged side by side or side by side. It should be noted that, the water tank 6 and the water pump 7 are both arranged in the machine body 1, no external equipment is needed, and the overall aesthetic property is improved; meanwhile, holes are not required to be formed in the machine body 1, so that the production procedures of the machine body are reduced, and the production cost is saved.

As an embodiment of the present application, the air extraction pipe 5 is arranged up and down with the water inlet pipe 4, the air extraction pipe 5 and the water inlet pipe 4 penetrate through the side wall of the inner cavity 13 to be communicated with the communication port 17, and the air extraction pipe 5 is located above the water inlet pipe 4.

As another embodiment of the present application, the air extraction pipe 5 is arranged side by side with the water inlet pipe 4, and the air extraction pipe 5 and the water inlet pipe 4 penetrate through the side wall of the inner cavity 13 and extend to above the highest water level line of the inner cavity 13.

It should be noted that, the splitting and combining of all the embodiments are also within the protection scope of the present application.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (10)

1. A low-oxygen electric steamer, which is characterized in that: the cooking device comprises a machine body, wherein an inner cavity for containing water and a heater for heating the inner cavity are arranged in the machine body, a food carrier is arranged above the inner cavity, a cooking cavity is formed between the food carrier and the machine body, and the inner cavity is communicated with the cooking cavity through a communication port; a closed space is formed between the machine body and the inner cavity;

the vacuum device is arranged in the machine body and positioned outside the inner cavity and is used for discharging air in the inner cavity; the inner cavity is provided with a water inlet, the machine body is provided with a highest water level line, the extraction opening of the vacuumizing device is positioned above the highest water level line of the inner cavity, and the water inlet and the extraction opening of the vacuumizing device are both positioned at the communication opening.

2. A low oxygen electric steamer as claimed in claim 1, characterized in that: the three-way valve is arranged at the communication port, a first port of the three-way valve is communicated with the inner cavity in an installation manner and used for water inlet and air exhaust, a second port of the three-way valve is used for water inlet, and a third port of the three-way valve is communicated with the vacuumizing device.

3. A low oxygen electric steamer as claimed in claim 2, characterized in that: the first port of the three-way valve is higher than the highest water level line of the inner cavity, and the second port of the three-way valve is connected with a water tank for supplying water.

4. A low oxygen electric steamer as claimed in claim 1, characterized in that: the extraction opening of the vacuumizing device is connected with an extraction pipe, the water inlet is connected with a water inlet pipe, the extraction pipe is positioned above the highest water level, and the extraction pipe is sleeved outside the water inlet pipe or outside the extraction pipe.

5. A low oxygen electric steamer as claimed in claim 1, characterized in that: the vacuum pumping device comprises a vacuum pumping device, and is characterized in that an exhaust opening of the vacuum pumping device is connected with an exhaust pipe, a water inlet is connected with a water inlet pipe, the exhaust pipe is positioned above the highest water level line, and the exhaust pipe and the water inlet pipe are arranged side by side or side by side.

6. A low oxygen electric steamer as claimed in claim 1, characterized in that: the extraction opening of the vacuumizing device is connected with an extraction pipe, the extraction pipe is positioned above the highest water level line, and the extraction pipe is sleeved in the water inlet.

7. A low oxygen electric steamer as claimed in claim 1, characterized in that: the vacuumizing device is positioned below the inner cavity.

8. A low oxygen electric steamer as defined in claim 6, wherein: the inner cavity is provided with a containing groove, and the exhaust pipe extends to the upper part of the highest water level line of the inner cavity through the containing groove.

9. A low oxygen electric steamer as claimed in claim 1, characterized in that: the machine body further comprises a base and a top cover, the inner cavity is located in the base, and a sealing structure is arranged at the joint of the top cover and the base.

10. A low oxygen electric steamer as claimed in claim 1, characterized in that: the machine body further comprises a base and a top cover, the inner cavity is located in the base, and a sealing structure is arranged at the joint of the top cover and the inner cavity.