Hot air heating food processor

Abstract

The invention relates to the technical field of household appliances, and provides a hot air heating food processor which comprises a stirring container detachably installed on a base and further comprises a hot air heating output device, a hot air inlet is formed in the stirring container, and the air inlet end of the hot air heating output device communicates with outside air. The air outlet end of the hot air heating output device is communicated with the hot air inlet of the stirring container; external air forms hot air through the hot air heating output device and enters the stirring container along the hot air inlet, and food in the stirring container is heated by the hot air. Hot air is directly conveyed into the stirring container through the independent hot air heating output device, a traditional electric heating mode that a heating pipe is arranged at the bottom of the stirring container is replaced, the inner bottom wall of the stirring container is prevented from making contact with a high-temperature heating body, and therefore the stirring container made of an uncoated all-glass material is allowed to be adopted, the chemical pollution risk is eliminated, and the service life is prolonged. The human body eating safety is ensured.

Description

Technical Field

[0001] The invention relates to the technical field of household appliances, and in particular to a hot air heating food processor. Background Art

[0002] The existing food processor includes a mixing container and a base. A heating element is provided at the bottom of the mixing container. The mixing container is detachably mounted on the base. An electrical coupling connector is provided between the mixing container and the base. The mixing container and the base are electrically coupled and connected. The heating element heats the mixing container. In order to prevent the food in the mixing container from adhering to the inner bottom wall of the mixing container during the heating process, a non-stick coating, such as Teflon, is provided on the inner bottom wall of the mixing container. Long-term use is prone to fall off and mix into food, which poses a risk of chemical contamination and affects human food safety. The presence of the non-stick coating limits the use of detergents, and the coating is prone to breed bacteria after wear. Therefore, it is necessary to develop a mixing container made of all-glass materials. Summary of the invention

[0003] The present invention provides a hot air heating food processor, which directly delivers hot air into a mixing container through an independent hot air heating output device, replacing the traditional electric heating method in which a heating tube is provided on the bottom of the mixing container, thereby avoiding contact between the bottom wall of the mixing container and the high-temperature heating element, thereby allowing the use of a mixing container made of uncoated all-glass material, eliminating the risk of chemical contamination, and ensuring human food safety.

[0004] A hot air heating food processor designed for this purpose comprises a mixing container detachably mounted on a base, and a hot air heating output device, wherein a hot air inlet is provided on the mixing container, an air inlet end of the hot air heating output device is connected to outside air, and an air outlet end of the hot air heating output device is connected to the hot air inlet of the mixing container; The outside air passes through the hot air heating output device to form hot air and enters the mixing container along the hot air inlet, and the food in the mixing container is heated by the hot air.

[0005] The stirring container is a full glass stirring cup.

[0006] The hot air heating output device is arranged on the base, and the base is provided with an installation cavity for installing the hot air heating output device corresponding to the hot air heating output device.

[0007] The base is provided with a cold air inlet connected to the outside air. The cold air inlet is connected to the air inlet end of the hot air heating output device through a pipeline, and an air filter is provided between the cold air inlet and the air inlet end of the hot air heating output device. The outside air enters the hot air heating output device after being filtered by the air filter.

[0008] The hot air inlet is arranged on the side of the stirring container, and the hot air inlet is arranged close to the top of the bottom wall of the inner cavity of the stirring container; A handle assembly is provided on the side of the stirring container, and a hot air duct assembly is provided between the handle assembly and the side of the stirring container. One end of the hot air duct assembly is connected to the hot air inlet, and the other end of the hot air duct assembly is connected to the air outlet end of the hot air heating output device. The hot air duct assembly and the hot air inlet are both concealedly installed between the handle assembly and the side of the stirring container.

[0009] The handle assembly is detachably mounted on the side of the stirring container, and the hot air duct assembly is detachably mounted on the hot air inlet of the stirring container.

[0010] The hot air duct assembly or the hot air inlet is provided with a one-way valve to prevent the liquid in the stirring container from entering the hot air heating output device along the duct.

[0011] A pipeline butt coupling assembly is provided between the stirring container and the base, one end of the pipeline butt coupling assembly is connected to the hot air pipeline assembly, and the other end of the pipeline butt coupling assembly is connected to the air outlet end of the hot air heating output device; The mixing container is provided with a mounting piece, and the pipeline docking coupling assembly includes a first pipeline docking piece mounted on the mounting piece, and a second pipeline docking piece arranged on the base, the first pipeline docking piece is coupled and connected with the second pipeline docking piece, and the first pipeline docking piece is detachably mounted on the second pipeline docking piece on the base along with the mixing container; A sealing member is provided between the first pipe joint member and the second pipe joint member, and a sealing fitting connection is formed between the first pipe joint member and the second pipe joint member through the sealing member; The pipeline butt coupling assembly and the hot air pipeline assembly are both made of high temperature resistant materials.

[0012] The hot air heating output device comprises a heater and an air pump, the air pump input end is the air inlet end of the hot air heating output device, the air pump output end is connected to the air inlet of the heater, and the air outlet of the heater is the air outlet end of the hot air heating output device.

[0013] A stirring blade is arranged in the stirring container, a stirring motor which is transmission-connected to the stirring blade is arranged on the base, a transmission assembly is arranged between the stirring motor and the stirring blade, and the stirring motor and the stirring blade are detachably connected through the transmission assembly.

[0014] The beneficial technical effects of the present invention are as follows: Hot air is directly delivered to the mixing container through an independent hot air heating output device, replacing the traditional electric heating method with a heating tube on the bottom of the mixing container, avoiding contact between the bottom wall of the mixing container and the high-temperature heating element, thereby allowing the use of a mixing container made of uncoated all-glass material, eliminating the risk of chemical pollution and ensuring human food safety. The all-glass mixing container is chemically inert, avoiding contact between food and metal or coating, and ensuring food safety; the glass surface is smooth and easy to clean, reducing bacterial residues; the transparent material makes it easy for users to observe the food processing status and enhance the user experience.

[0015] Hot air is directly delivered to the mixing container through an independent hot air heating output device, and the hot air heats the liquid in the mixing cup to boiling. Since the food will not adhere to the inner bottom wall of the all-glass mixing container, the food in the mixing cup will roll on the mixing container under the boiling liquid and the stirring action of the mixing knife, and the heating will be more even. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 FIG. 4 is a schematic diagram of the three-dimensional structure of a food processor according to an embodiment of the present invention.

[0017] Figure 2 The figure is a schematic three-dimensional structural diagram of the assembled and decomposed stirring container and the base according to an embodiment of the present invention.

[0018] Figure 3 It is a schematic diagram of the three-dimensional structure of a base according to an embodiment of the present invention.

[0019] Figure 4 The figure is a schematic diagram of the bottom three-dimensional structure of a stirring container according to an embodiment of the present invention.

[0020] Figure 5 This is a schematic diagram of the exploded structure of the stirring container and the handle assembly according to one embodiment of the present invention.

[0021] Figure 6 The figure is a three-dimensional structural schematic diagram of a pipeline connection between a hot air heating output device and a stirring container according to an embodiment of the present invention.

[0022] Figure 7 The diagram is a planar structural diagram of a pipeline connection between a hot air heating output device and a stirring container according to an embodiment of the present invention.

[0023] Figure 8 Schematic diagram of the cross-sectional structure of a one-way valve according to an embodiment of the present invention.

[0024] Fig. 9 This is a schematic cross-sectional structure diagram of a stirring container with a hot air inlet on the side thereof according to an embodiment of the present invention. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. In order to make the above-mentioned objects, features and advantages of the present application more obvious and easy to understand, many specific details are set forth in the following description to facilitate a full understanding of the present application. However, the present application can be implemented in many other ways different from those described herein, and those skilled in the art can make similar improvements without violating the connotation of the present application, so the present application is not limited by the specific embodiments disclosed below.

[0026] See also Figure 1-Figure 9 A hot air heating food processor comprises a mixing container 1 detachably mounted on a base 2, and a hot air heating output device 4. A hot air inlet 3 is provided on the mixing container 1, an air inlet end of the hot air heating output device 4 is connected to outside air, and an air outlet end of the hot air heating output device 4 is connected to the hot air inlet 3 of the mixing container 1; The outside air passes through the hot air heating output device 4 to form hot air and enters the mixing container 1 along the hot air inlet 3, and the food in the mixing container 1 is heated by the hot air.

[0027] Hot air is directly delivered to the stirring container 1 through an independent hot air heating output device 4, replacing the traditional electric heating method with a heating tube on the bottom of the stirring container 1, avoiding the contact between the bottom wall of the stirring container 1 and the high-temperature heating element, thereby allowing the use of an uncoated all-glass stirring container 1, eliminating the risk of chemical contamination, and ensuring safety for human consumption.

[0028] In this embodiment, a positioning column 30 is provided on the base 2 , a positioning sleeve 29 is provided on the mounting member 10 of the stirring container 1 , and the positioning column 30 is inserted into the positioning sleeve 29 , so that the stirring container 1 can be detachably mounted on the base 2 .

[0029] The mixing container 1 is a full glass mixing cup, which is chemically inert and prevents food from coming into contact with metal or coating, thereby ensuring food safety; the glass surface is smooth and easy to clean, thereby reducing bacterial residue; and the transparent material makes it easy for users to observe the food processing status, thereby improving the user experience.

[0030] The hot air heating output device 4 is arranged on the base 2 , and the base 2 is provided with an installation cavity for installing the hot air heating output device 4 corresponding to the hot air heating output device 4 .

[0031] The base 2 is provided with a cold air inlet 5 connected to the outside air. The cold air inlet 5 is connected to the air inlet end of the hot air heating output device 4 through a pipeline, and an air filter 6 is provided between the cold air inlet 5 and the air inlet end of the hot air heating output device 4. The outside air enters the hot air heating output device 4 after being filtered by the air filter 6.

[0032] The outside air passes through the cold air inlet 5 and enters the air filter 6 for filtration before entering the hot air heating output device 4, thereby preventing outside dust or impurities from entering the hot air heating output device 4 and ensuring the cleanliness of the hot air entering the inner cavity of the mixing container 1; the filtered air is heated and then blown into the mixing container 1, thereby reducing the risk of food contamination.

[0033] The hot air inlet 3 is arranged on the side of the stirring container 1, and the hot air inlet 3 is arranged close to the top of the bottom wall of the inner cavity of the stirring container 1; The hot air inlet 3 is arranged close to the top of the bottom wall of the inner cavity of the mixing container 1. The hot air entering the mixing container 1 is heated from the bottom of the mixing container 1. The hot air has an upward trend. The hot air heats the food in the mixing container 1 during the rising process, ensuring that the food in the mixing container 1 is heated evenly.

[0034] A handle assembly 7 is provided on the side of the stirring container 1, and a hot air duct assembly 8 is provided between the handle assembly 7 and the side of the stirring container 1, one end of the hot air duct assembly 8 is connected to the hot air inlet 3, and the other end of the hot air duct assembly 8 is connected to the air outlet end of the hot air heating output device 4, and the hot air duct assembly 8 and the hot air inlet 3 are both concealedly installed between the handle assembly 7 and the side of the stirring container 1.

[0035] The hot air duct assembly 8 and the hot air inlet 3 are hidden in the inner space of the handle assembly 7, so as to keep the appearance of the stirring container 1 simple and concise, and avoid the risk of scalding caused by the exposure of the hot air duct assembly 8.

[0036] The handle assembly 7 is detachably mounted on the side of the stirring container 1 , and the hot air duct assembly 8 is detachably mounted on the hot air inlet 3 of the stirring container 1 .

[0037] After the handle assembly 7 is detachably separated from the stirring container 1 , the hot air duct assembly 8 can be detachably separated from the hot air inlet 3 , so that the user can clean the hot air duct assembly 8 conveniently.

[0038] The hot air duct assembly 8 or the hot air inlet 3 is provided with a one-way valve 9 to prevent the liquid in the stirring container 1 from entering the hot air heating output device 4 along the duct.

[0039] The one-way valve 9 can effectively block the backflow of liquid, prevent the hot air heating output device 4 from being blocked by the hot air duct due to the intrusion of liquid, and avoid the failure of hot air heating.

[0040] A pipe docking coupling assembly 11 is provided between the stirring container 1 and the base 2, one end of the pipe docking coupling assembly 11 is connected to the hot air pipe assembly 8, and the other end of the pipe docking coupling assembly 11 is connected to the air outlet end of the hot air heating output device 4; The mixing container 1 is provided with a mounting member 10, and the pipeline docking coupling assembly 11 includes a first pipeline docking member 12 mounted on the mounting member 10, and a second pipeline docking member 13 arranged on the base 2, the first pipeline docking member 12 is coupled and connected with the second pipeline docking member 13, and the first pipeline docking member 12 is detachably mounted on the second pipeline docking member 13 on the base 2 along with the mixing container 1; In this embodiment, the handle assembly 7 is provided with a bending portion 27 that is locked on the inner top edge of the stirring container 1, and a clamping groove for clamping the inner top edge of the stirring container 1 is formed between the bending portion 27 and the inner side of the handle assembly 7, and the lower portion 28 of the handle assembly 7 is detachably snap-fitted to the mounting member 10.

[0041] In this embodiment, a cover assembly is provided on the stirring container 1, and a pressure relief port communicating with the outside air is provided on the cover assembly.

[0042] In this embodiment, the mounting member 10 and the stirring container 1 can be fixedly connected by welding, and the mounting member 10 is provided with an installation avoidance position corresponding to the stirring shaft of the stirring blade 17, and a sealing ring is provided between the stirring shaft of the stirring blade 17 and the shaft hole of the stirring container 1.

[0043] In this embodiment, the stirring container 1 is provided with an additional mounting member 10. The stirring container 1 made of all glass material only needs to have corresponding axial holes and hot air inlet 3, and the remaining structures can be integrated on the mounting member 10. The stirring container 1 is easy to process, reducing the risk of breakage during glass container processing.

[0044] A sealing member 14 is provided between the first pipe docking member 12 and the second pipe docking member 13, and a sealing fitting connection is formed between the first pipe docking member 12 and the second pipe docking member 13 through the sealing member 14; The pipeline butt coupling assembly 11 and the hot air pipeline assembly 8 are both made of high temperature resistant materials.

[0045] In this embodiment, the hot air duct assembly 8 includes a first hot air duct 18 and a second hot air duct 19, one end of the first hot air duct 18 is connected to the first duct docking piece 12, and one end of the second hot air duct 19 is connected to the hot air inlet 3. A first duct joint 20 is provided on the hot air inlet 3, and an annular sealing ring 21 is provided between the first duct joint 20 and the hot air inlet 3 to prevent the liquid or gas in the stirring container 1 from leaking outward through the installation gap between the first duct joint 20 and the hot air inlet 3.

[0046] In this embodiment, a second pipe joint 22 connected to the second hot air duct 19 is provided at one end of the first pipe joint 20, and the second pipe joint 22 is in the shape of a curved pipe. The first pipe joint 20 and the second pipe joint 22 are in a detachable connection structure, or the first pipe joint 20 and the second pipe joint 22 are configured as an inseparable whole.

[0047] In this embodiment, the one-way valve 9 includes a first valve seat 23 and a second valve seat 24, the first valve seat 23 and the second valve seat 24 are fixedly connected by screws and / or snaps, and a sealing ring structure is provided between the first valve seat 23 and the second valve seat 24 to seal the installation gap between the first valve seat 23 and the second valve seat 24.

[0048] In this embodiment, a fixing member 25 and an elastically movable valve core 26 are provided in the first valve seat 23 and the second valve seat 24, a positioning ring is provided on the valve core 26, and a spring is provided between the positioning ring and the fixing member 25. When hot air enters the first valve seat 23 and squeezes the valve core 26, the valve core 26 opens the vent of the fixing member 25, and the hot air is output along the second valve seat 24. When liquid enters the one-way valve 9 along the hot air duct assembly 8, the valve core 26 always plays a blocking role to prevent the liquid from passing over the valve core 26 and entering the first valve seat 23.

[0049] In this embodiment, the first valve seat 23 is provided with a first one-way valve joint connected to the first hot air duct 18 , and the second valve seat 24 is provided with a second one-way valve joint connected to the second hot air duct 19 .

[0050] The pipe docking coupling assembly 11 realizes a quick and sealed connection of the pipe between the stirring container 1 and the base 2, ensuring efficient transmission of hot air without leakage; high temperature resistant materials (such as silicone or polytetrafluoroethylene) withstand long-term high temperature airflow to avoid aging and deformation; the seal further prevents hot air from leaking out and improves heating efficiency.

[0051] The hot air heating output device 4 includes a heater 15 and an air pump 16 , the input end of the air pump 16 is the air inlet end of the hot air heating output device 4 , the output end of the air pump 16 is connected to the air inlet of the heater 15 , and the air outlet of the heater 15 is the air outlet end of the hot air heating output device 4 .

[0052] In this embodiment, the heater 15 includes a shell 31, a spiral flow channel 32 disposed in the shell 31, and a heating tube 33. The spiral flow channel 32 is spirally disposed along the outer side of the heating tube 33, and the spiral flow channel 32 is used for air flow.

[0053] The air pump 16 draws outside air into the heater 15, and the gas passes through the air filter 6 and the air pump 16 and enters the heater 15 to be heated to form hot air. The hot air enters the mixing container 1 through the pipeline docking coupling component 11, the hot air pipeline component 8 and the hot air inlet 3.

[0054] By using an air pump instead of a fan, the number of corresponding air guide covers can be reduced, thus saving installation space inside the base 2.

[0055] The stirring container 1 is provided with a stirring blade 17, the base 2 is provided with a stirring motor which is transmission-connected to the stirring blade 17, a transmission assembly is provided between the stirring motor and the stirring blade 17, and the stirring motor and the stirring blade 17 are detachably connected via the transmission assembly.

[0056] The stirring blade 17 of the stirring container 1 is detachably connected to the stirring motor via a linkage shaft, thereby satisfying the detachable connection cooperation between the base 2 and the stirring container 1 .

[0057] Hot air is directly delivered to the mixing container 1 through an independent hot air heating output device, and external cold air passes through the air filter 6 and the air pump 16 into the spiral flow channel 32 of the heater 15. The heating tube 33 heats the cold air passing through the spiral flow channel 32, and the cold air becomes hot air that continuously enters the mixing container 1. The circulating air temperature can reach 150 degrees Celsius to 200 degrees Celsius, which can heat the food inside the mixing container 1 to boiling.

[0058] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A hot air heating food processor, comprising a mixing container (1) detachably mounted on a base (2), characterized in that: It also includes a hot air heating output device (4), a hot air inlet (3) is provided on the stirring container (1), the air inlet end of the hot air heating output device (4) is connected to the outside air, and the air outlet end of the hot air heating output device (4) is connected to the hot air inlet (3) of the stirring container (1); The outside air passes through the hot air heating output device (4) to form hot air and enters the mixing container (1) along the hot air inlet (3), and the food in the mixing container (1) is heated by the hot air.

2. The hot air heated food processor according to claim 1, characterized in that: The stirring container (1) is a full glass stirring cup.

3. The hot air heated food processor according to claim 1, characterized in that: The hot air heating output device (4) is arranged on the base (2), and the base (2) is provided with a mounting cavity for mounting the hot air heating output device (4) corresponding to the hot air heating output device (4).

4. The hot air heating food processor according to claim 3, characterized in that: The base (2) is provided with a cold air inlet (5) connected to the outside air. The cold air inlet (5) is connected to the air inlet end of the hot air heating output device (4) through a pipeline. An air filter (6) is provided between the cold air inlet (5) and the air inlet end of the hot air heating output device (4). The outside air enters the hot air heating output device (4) after being filtered by the air filter (6).

5. The hot air heating food processor according to claim 1, characterized in that: The hot air inlet (3) is arranged on the side of the stirring container (1), and the hot air inlet (3) is arranged close to the top of the bottom wall of the inner cavity of the stirring container (1); A handle assembly (7) is provided on the side of the stirring container (1); a hot air duct assembly (8) is provided between the handle assembly (7) and the side of the stirring container (1); one end of the hot air duct assembly (8) is connected to the hot air inlet (3); the other end of the hot air duct assembly (8) is connected to the air outlet of the hot air heating output device (4); the hot air duct assembly (8) and the hot air inlet (3) are both concealedly installed between the handle assembly (7) and the side of the stirring container (1).

6. The hot air heating food processor according to claim 5, characterized in that: The handle assembly (7) is detachably mounted on the side of the stirring container (1), and the hot air duct assembly (8) is detachably mounted on the hot air inlet (3) of the stirring container (1).

7. The hot air heating food processor according to claim 5, characterized in that: The hot air duct assembly (8) or the hot air inlet (3) is provided with a one-way valve (9) for preventing the liquid in the stirring container (1) from entering the hot air heating output device (4) along the duct.

8. The hot air heating food processor according to claim 5, characterized in that: A pipe butt coupling assembly (11) is provided between the stirring container (1) and the base (2); one end of the pipe butt coupling assembly (11) is connected to the hot air pipe assembly (8), and the other end of the pipe butt coupling assembly (11) is connected to the air outlet end of the hot air heating output device (4); The stirring container (1) is provided with a mounting member (10), and the pipeline docking coupling assembly (11) comprises a first pipeline docking member (12) mounted on the mounting member (10), and a second pipeline docking member (13) arranged on the base (2), the first pipeline docking member (12) and the second pipeline docking member (13) being coupled and connected, and the first pipeline docking member (12) is detachably mounted on the second pipeline docking member (13) on the base (2) along with the stirring container (1); A sealing member (14) is provided between the first pipe docking member (12) and the second pipe docking member (13), and a sealed fitting connection is formed between the first pipe docking member (12) and the second pipe docking member (13) via the sealing member (14); The pipeline butt coupling assembly (11) and the hot air pipeline assembly (8) are both made of high temperature resistant materials.

9. The hot air heating food processor according to claim 1, characterized in that: The hot air heating output device (4) comprises a heater (15) and an air pump (16), wherein the input end of the air pump (16) is the air inlet end of the hot air heating output device (4), the output end of the air pump (16) is connected to the air inlet of the heater (15), and the air outlet of the heater (15) is the air outlet end of the hot air heating output device (4).

10. The hot air heated food processor according to claim 1, characterized in that: The stirring container (1) is provided with a stirring blade (17), the base (2) is provided with a stirring motor which is transmission-connected to the stirring blade (17), a transmission assembly is provided between the stirring motor and the stirring blade (17), and the stirring motor and the stirring blade (17) are detachably connected via the transmission assembly.

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