Commercial electric cooker

Abstract

The utility model discloses a commercial electric cooker, which belongs to the technical field of cooking equipment and comprises a cooker body, an inner container arranged in the cooker body and a cover body for opening and closing the inner container, and a heater for heating the inner container, a water pumping component for pumping water at the bottom of the inner container upwards and a water draining component for draining water in the inner container outwards are arranged in the cooker body; a cooking mesh cylinder is detachably arranged in the inner container, a plurality of mesh holes are formed in the bottom and the side wall of the cooking mesh cylinder, and breathable protruding columns are arranged in the cooking mesh cylinder. According to the structure, due to the fact that the rice cooking mesh cylinder is detachable, a user can directly detach the rice cooking mesh cylinder from the inner container after rice is cooked, a new round of rice cooking can be conducted, the cooking efficiency is improved, the commercial requirement is met, due to the ventilation function of the ventilation protruding columns, water vapor in the inner container enters the rice cooking mesh cylinder through the ventilation protruding columns, and therefore the cooking effect is improved. Therefore, rice in the cooking mesh cylinder can be effectively heated, it is guaranteed that the rice inside and outside the cooking mesh cylinder is evenly heated during cooking, half-cooked rice is avoided, and the cooking quality of the rice is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of cooking equipment, in particular to a commercial electric rice cooker. Background Art

[0002] The utility model patent with Chinese patent number CN201610309329.5 discloses an electric rice cooker, which includes: an outer shell, a pot, a pot cover, a bottom heater, a filter, a bubble breaking heater, a water supply system and a drainage system, wherein the filter and the bottom of the pot form a water collecting chamber, one end of the water supply system is connected to the water inlet opened on the upper side wall of the pot, and the other end is connected to the drainage system to form a circulation system; the water channel structure of the drainage system is a "Y"-shaped structure, the first end is connected to the water collecting chamber at the bottom of the pot, the second end is connected to the water supply system, and the third end is provided with a drainage switch device, a water pump is also connected between the second end and the water supply system, and the bubble breaking heater is arranged in the water collecting chamber. The above electric rice cooker is provided with a circulation system that can force convection of water in the pot during the cooking process, and when the rice is gelatinized to the expected effect, the excess rice soup is discharged from the pot, so that the cooked rice is uniform and delicious, and at the same time solves the problem that some users cannot control the amount of water added when cooking; however, the pot cannot be removed, and the cooked rice can only be removed from the pot before the next round of cooking. Its cooking efficiency is low and cannot meet commercial needs. In addition, a large amount of rice is accumulated in the pot during the cooking process, and the problem of the rice outside being cooked but the rice inside not being cooked often occurs, resulting in half-cooked rice, which affects the cooking quality of the rice. Therefore, it is necessary to further improve it. Utility Model Content

[0003] The utility model aims to provide a commercial electric rice cooker to overcome the deficiencies in the prior art.

[0004] A commercial electric rice cooker designed for this purpose comprises a pot body, an inner pot arranged in the pot body, and a cover body opened and closed on the inner pot, wherein the pot body is provided with a heater for heating the inner pot, a pumping assembly for pumping water at the bottom of the inner pot upward, and a drainage assembly for draining water in the inner pot outward; a rice cooking net cylinder is detachably provided in the inner pot, a plurality of mesh holes are provided at the bottom and side walls of the rice cooking net cylinder, and a breathable convex column is provided inside the net cylinder.

[0005] At least one ventilation convex column is provided, and extends longitudinally, transversely, or obliquely from the bottom or side of the rice cooking net cylinder.

[0006] The bottom of the rice cooking net cylinder is provided with an assembly through hole; the breathable boss is a hollow column, and a plurality of breathable holes are provided on its side wall, top and / or bottom. The bottom of the breathable boss is positioned and inserted on the assembly through hole, and its interior is connected with the bottom of the rice cooking net cylinder, and the breathable boss extends longitudinally in the rice cooking net cylinder.

[0007] A receiving step is arranged on the outer side of the bottom of the inner pot, and a water storage cavity is formed on the inner side of the bottom of the inner pot through the receiving step; the rice cooking net cylinder is detachably supported on the receiving step and is located directly above the water storage cavity.

[0008] The heater is fixedly arranged on the outer bottom of the inner tank and is located directly below the water storage cavity.

[0009] The pumping assembly includes a pumping pipe and a pumping motor; the drainage assembly includes a drainage pipe and a drainage motor; a water distribution pipe is arranged between the pumping motor and the drainage motor.

[0010] The water pumping pipe is of built-in or external type, and its two ends are respectively connected to the inner pot and the water pumping motor; one end of the drainage pipe extends out of the pot body, and the other end is connected to the drainage motor; the water distribution pipe is a three-way water pipe, one end of which extends into the water storage cavity, and the other two ends are respectively connected to the water pumping motor and the drainage motor.

[0011] The inner pot and the receiving step are respectively provided with assembly holes; the water pump is located in the pot body and extends into the inner pot through the assembly hole; the water pump is located outside the rice cooking net cylinder and extends longitudinally in the inner pot.

[0012] Alternatively, the pot body and the side wall of the inner pot are both provided with assembly holes; the water extraction pipe is located outside the pot body, and both ends of the water extraction pipe extend into the pot body and the inner pot through the assembly holes.

[0013] A control box is arranged on the outer side wall of the pot body, and an electric control cavity and a water pipe cavity are separated in the control box. A main controller is arranged in the electric control cavity. The water pumping pipe is external and located in the water pipe cavity.

[0014] A low water level detector is arranged in the water storage cavity; and a high water level detector is arranged above the side wall of the inner tank.

[0015] A main controller, a water inlet valve or a float valve, and a water inlet pipe are also provided in the pot body; the main controller is electrically connected to the heater, the pumping motor, the drainage motor, the low water level detector, the high water level detector, the water inlet valve or the float valve respectively; one end of the water inlet pipe extends into the inner pot and is connected to the water inlet valve or the float valve, and the other end is connected to the water supply end.

[0016] The drainage motor realizes manual one-button drainage through the control of the main controller, or the drainage motor realizes intelligent automatic drainage through the cooperation of the main controller and the low water level detector; the water inlet valve or the float valve automatically fills with water through the control of the main controller.

[0017] The utility model improves the structure, places the rice in the rice cooking net cylinder, and then utilizes the detachable rice cooking net cylinder, so that the user can directly detach the rice cooking net cylinder from the inner pot after the rice is cooked, and then cook the rice again, so as to improve the cooking efficiency and meet the commercial needs, and utilizes the ventilation function of the ventilation convex column, so that the water vapor in the inner pot can enter the interior of the rice cooking net cylinder through the ventilation convex column, so that the rice inside the rice cooking net cylinder can also be effectively heated, so as to ensure that the rice inside and outside is heated evenly during cooking, avoid the appearance of undercooked rice, improve the cooking quality of the rice, and have strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the assembly cross-sectional structure of the first embodiment of the utility model.

[0019] Figure 2 It is a schematic diagram of the top structure of the first embodiment of the utility model.

[0020] Figure 3 This is a schematic diagram of the cross-sectional structure of another application example of the first embodiment of the utility model.

[0021] Figure 4 It is a schematic diagram of the assembly cross-sectional structure of the second embodiment of the utility model. DETAILED DESCRIPTION

[0022] In order to make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the specific implementation methods of the utility model are described in detail below in conjunction with the accompanying drawings. In the following description, many specific details are set forth to facilitate a full understanding of the utility model. However, the utility model 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 utility model, so the utility model is not limited by the specific embodiments disclosed below.

[0023] The utility model is further described below in conjunction with the accompanying drawings and embodiments. Example

[0024] See also Figure 1-Figure 3 The commercial electric rice cooker comprises a pot body 1, an inner pot 2 arranged in the pot body 1, and a cover body 3 opened and closed on the inner pot 2. The pot body 1 is provided with a heater 4 for heating the inner pot 2, a pumping assembly for pumping water at the bottom of the inner pot 2 upward, and a drainage assembly for draining water in the inner pot 2 outward; a rice cooking net cylinder 5 is detachably provided in the inner pot 2, and a plurality of mesh holes are provided at the bottom and side walls of the rice cooking net cylinder 5, and a ventilation convex column 6 is provided inside the net cylinder.

[0025] When the present embodiment is working, the heater 4 is used to heat the water and rice in the inner pot 2, so that the water and rice in the inner pot 2 can be heated and cooked, and the water pumping component is used to pump the water at the bottom of the inner pot 2 upward during the cooking process, so that the water temperature at the upper and lower positions of the inner pot 2 is uniform, and the temperature difference between the upper and lower water temperatures is reduced, thereby ensuring that the rice at the upper and lower positions is heated evenly and improving the cooking quality of the rice. After the rice processing is completed, the drainage component is used to drain all the water in the inner pot 2, so that the user can clean the inner pot 2 conveniently.

[0026] In this embodiment, the rice is placed in the rice cooking net tube 5, and the detachable rice cooking net tube 5 is used to allow the user to directly detach the rice cooking net tube 5 from the inner pot 2 after the rice is cooked, so as to start a new round of cooking of the rice, so as to improve the cooking efficiency and meet commercial needs. In addition, the ventilation function of the ventilation protrusion 6 is used to allow the water vapor in the inner pot 2 to enter the interior of the rice cooking net tube 5 through the ventilation protrusion 6, so that the rice inside the rice cooking net tube 5 can also be effectively heated, ensuring that the rice inside and outside is heated evenly during cooking, avoiding the occurrence of undercooked rice, improving the cooking quality of the rice, and having strong practicality.

[0027] At least one ventilation protrusion 6 is provided, and extends longitudinally, transversely, or obliquely from the bottom or side of the rice cooking net cylinder 5 .

[0028] In this embodiment, one or more ventilating convex columns 6 can be provided, and their locations and extending directions can be provided in a variety of different ways.

[0029] Specifically, an assembly through hole is provided at the bottom of the cooking net tube 5; the breathable boss 6 is a hollow column, and a plurality of breathable holes 7 are provided on its side wall, top and / or bottom. The bottom of the breathable boss 6 is positioned and inserted on the assembly through hole, and its interior is connected with the bottom of the cooking net tube 5, and the breathable boss 6 extends longitudinally in the cooking net tube 5.

[0030] In this embodiment, the ventilating boss 6 is a hollow column with upper and lower ends passing through, and a plurality of ventilating holes 7 are provided on its side wall, and the ventilating boss 6 can be positioned and disassembled on the assembly through hole, so that the user can remove and clean the ventilating boss 6. After the ventilating boss 6 is assembled, the inside thereof is communicated with the bottom of the rice cooking net cylinder 5, and it also extends longitudinally in the rice cooking net cylinder 5, so that water vapor can enter the inside of the ventilating boss 6 through the assembly through hole, and enter the rice cooking net cylinder 5 from the plurality of ventilating holes 7, so that the rice located at the upper and lower positions inside the rice cooking net cylinder 5 and around the ventilating boss 6 can be effectively heated.

[0031] A receiving step 8 is arranged on the outer side of the bottom of the inner pot 2, and a water storage cavity 9 is formed on the inner side of the bottom of the inner pot 2 through the receiving step 8; the rice cooking net tube 5 is detachably supported on the receiving step 8 and is located directly above the water storage cavity 9.

[0032] When the water level of the inner pot 2 exceeds the water storage chamber 9, the rice in the rice cooking net cylinder 5 can be soaked, that is, porridge can be cooked, or the rice in the rice cooking net cylinder 5 can be pre-soaked and cooked. When the water level of the inner pot 2 is in the water storage chamber 9, the rice in the rice cooking net cylinder 5 can be steamed.

[0033] The heater 4 is fixedly arranged at the outer bottom of the inner tank 2 and is located directly below the water storage chamber 9, so that all the heat generated by the heater 4 when working is transferred to the water storage chamber 9, thereby improving the heating efficiency.

[0034] The pumping assembly includes a pumping pipe 10 and a pumping motor 11 ; the drainage assembly includes a drainage pipe 12 and a drainage motor 13 ; a water distribution pipe 14 is provided between the pumping motor 11 and the drainage motor 13 .

[0035] The water pumping pipe 10 is of built-in type, and its two ends are respectively connected with the inner tank 2 and the water pumping motor 11.

[0036] One end of the water pumping pipe 10 extends into the inner tank 2, and the other end is connected to the water pumping motor 11; one end of the drainage pipe 12 extends out of the pot body 1, and the other end is connected to the drainage motor 13; the water distribution pipe 14 is a three-way water pipe, one end of which extends into the water storage chamber 9, and the other two ends are respectively connected to the water pumping motor 11 and the drainage motor 13.

[0037] This embodiment uses a water distribution pipe 14 to allow the water in the water storage chamber 9 to enter the pumping component and the drainage component respectively. The structure is simple and reasonable, the production cost is low, and the connections between the components are compact.

[0038] The inner pot 2 and the receiving step 8 are respectively provided with assembly holes; the water pumping pipe 10 extends into the inner pot 2 through the assembly hole, and the water pumping pipe 10 is located outside the rice cooking net tube 5 and extends longitudinally in the inner pot 2.

[0039] In this embodiment, the water extraction pipe 10 extends longitudinally from the bottom of the inner tank 2 and the receiving step 8 , and the water in the water extraction pipe 10 flows into the inner tank 2 from the upper part of the inner tank 2 .

[0040] That is, the water pumping assembly of this embodiment adopts the water pumping method inside the pot body 1.

[0041] A low water level detector 15 is arranged in the water storage chamber 9 ; a high water level detector 16 is arranged above the side wall of the inner tank 2 .

[0042] The present embodiment utilizes a low water level detector 15 and a high water level detector 16 to detect the high and low water levels in the water storage chamber 9 and the inner tank 2, respectively, to ensure that the water in the water storage chamber 9 and the inner tank 2 is at a suitable position, to avoid overflow of the inner tank 2 due to excessively high water level, and dry burning due to excessively low water level in the water storage chamber 9.

[0043] A main controller 17, a water inlet valve 18 or a float valve 20, and a water inlet pipe 19 are also provided in the pot body 1; the main controller 17 is electrically connected to the heater 4, the pumping motor 11, the drainage motor 13, the low water level detector 15, the high water level detector 16, the water inlet valve 18 or the float valve 20; one end of the water inlet pipe 19 extends into the inner pot 2 and is connected to the water inlet valve 18 or the float valve 20, and the other end is connected to the water supply end.

[0044] The main controller 17 can control the heater 4, the pumping motor 11, the drain motor 13, the water inlet valve 18 or the float valve 20, and use the low water level detector 15 and the high water level detector 16 to detect the high and low water levels in the water storage chamber 9 and the inner tank 2 respectively.

[0045] At the same time, a thermostat (not shown in the figure) for detecting the water temperature is also arranged in the inner tank 2. The main controller 17 is connected with the thermostat and the electric control to detect the water temperature in the inner tank 2.

[0046] The drainage motor 13 realizes manual one-button drainage through the control of the main controller 17, or the drainage motor 13 realizes intelligent automatic drainage through the cooperation of the main controller 17 and the low water level detector 15. The water inlet valve 18 or the float valve 20 automatically fills water through the cooperation of the main controller 17 and the low water level detector 15, that is, when the low water level detector 15 detects that the water level in the inner tank 2 is low, it will feed back the low water level information to the main controller 17, and the main controller 17 will then control the water inlet valve 18 or the float valve 20 to pump water from the water supply end into the inner tank 2 through the water inlet pipe 19.

[0047] like Figure 1 As shown, the water inlet valve 18 is arranged in the pot body 1.

[0048] like Figure 3 As shown, the float valve 20 is arranged in the water storage chamber 9.

[0049] When the present embodiment is working, water is poured into the inner pot 2, the heater 4 works and heats the water in the inner pot 2, and at the same time the pumping assembly works to pump the water in the inner pot 2 from the bottom to the top, ensuring that the temperature of the water in the inner pot 2 is uniform from top to bottom, and pre-soaking the rice in the rice cooking net cylinder 5 is performed to improve the cooking quality of the rice. When the water temperature reaches 85 degrees, the pumping assembly stops working, and at the same time the drainage assembly works and drains the water in the inner pot 2. When the water level drops to the water storage chamber 9, the drainage assembly stops working, and the heater 4 continues to heat the water in the water storage chamber 9 to 100 degrees, so that the water in the water storage chamber 9 generates water vapor, and the rice in the rice cooking net cylinder 5 is steamed.

[0050] When the rice is cooked, the user can drain the water in the water storage chamber 9 by one-touch operation, or the main controller 17 and the low water level detector 15 can cooperate with each other to automatically drain the water in the water storage chamber 9, so as to avoid the user having to dump the entire pot body 1 to drain the water in the water storage chamber 9, thereby improving the cleaning convenience of the product.

[0051] In this embodiment, a control box 31 is disposed on the outer side wall of the pot body 1, an electric control cavity is disposed in the control box 31, and a main controller 17 is disposed in the electric control cavity. Example

[0052] See also Figure 4 The commercial rice cooker is different from the first embodiment in that the water pumping pipe 10 is external, and its two ends are connected to the inner pot 2 and the water pumping motor 11 respectively.

[0053] Specifically, the side walls of the pot body 1 and the inner pot 2 are both provided with assembly holes; the water pumping pipe 10 is located outside the pot body 1, and its upper end extends into the pot body 1 and the inner pot 2 in turn through the assembly hole, and its lower end extends into the pot body 1 through the assembly hole and is connected to the water pumping motor 11.

[0054] A control box 31 is arranged on the outer wall of the pot body 1. The control box 31 is divided into an electric control cavity and a water pipe cavity. A main controller 17 is arranged in the electric control cavity. The water pumping pipe 10 is external and located in the water pipe cavity.

[0055] That is, the water pumping assembly of this embodiment adopts a water pumping method outside the pot body 1 , and the water pumping pipe 10 is hidden in the control box 31 .

[0056] Other parts not described are the same as those in the first embodiment.

[0057] The above is a preferred embodiment of the utility model, which shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. The utility model may have various changes and improvements without departing from the spirit and scope of the utility model, and these changes and improvements fall within the scope of the utility model to be protected, and the scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A commercial electric rice cooker, comprising a pot body (1), an inner pot (2) arranged in the pot body (1), and a cover (3) opened and closed on the inner pot (2), characterized in that: The pot body (1) is provided with a heater (4) for heating the inner pot (2), a pumping assembly for pumping water at the bottom of the inner pot (2) upwards, and a drainage assembly for draining water from the inner pot (2) outwards; a detachable rice cooking mesh cylinder (5) is provided in the inner pot (2); a plurality of mesh holes are provided at the bottom and side walls of the rice cooking mesh cylinder (5), and a ventilation convex column (6) is provided inside the mesh cylinder.

2. The commercial electric rice cooker according to claim 1, characterized in that: At least one ventilation convex column (6) is provided, and extends longitudinally, transversely, or obliquely from the bottom or side of the rice cooking net cylinder (5).

3. The commercial electric rice cooker according to claim 1 or 2, characterized in that: The bottom of the rice cooking net cylinder (5) is provided with an assembly through hole; the ventilation convex column (6) is a hollow column, and a plurality of ventilation holes (7) are provided on its side wall, top and / or bottom; the bottom of the ventilation convex column (6) is positioned and inserted on the assembly through hole, and its interior is communicated with the bottom of the rice cooking net cylinder (5); the ventilation convex column (6) extends longitudinally inside the rice cooking net cylinder (5).

4. The commercial electric rice cooker according to claim 3, characterized in that: A receiving step (8) is provided on the outer side of the bottom of the inner pot (2), and a water storage cavity (9) is formed on the inner side of the bottom of the inner pot (2) through the receiving step (8); the rice cooking net cylinder (5) is detachably supported on the receiving step (8) and is located directly above the water storage cavity (9).

5. The commercial rice cooker according to claim 4, characterized in that: The heater (4) is fixedly arranged on the outer bottom of the inner tank (2) and is located directly below the water storage chamber (9).

6. The commercial rice cooker according to claim 5, characterized in that: The pumping assembly comprises a pumping pipe (10) and a pumping motor (11); the drainage assembly comprises a drainage pipe (12) and a drainage motor (13); a water distribution pipe (14) is provided between the pumping motor (11) and the drainage motor (13); The water pumping pipe (10) is of an internal or external type, and its two ends are respectively connected to the inner pot (2) and the water pumping motor (11); one end of the drainage pipe (12) extends out of the pot body (1), and the other end is connected to the drainage motor (13); the water distribution pipe (14) is a three-way water pipe, one end of which extends into the water storage chamber (9), and the other two ends are respectively connected to the water pumping motor (11) and the drainage motor (13).

7. The commercial electric rice cooker according to claim 6, characterized in that: The inner pot (2) and the receiving step (8) are respectively provided with assembly holes; the water extraction pipe (10) is located in the pot body (1) and extends into the inner pot (2) through the assembly hole; the water extraction pipe (10) is located outside the rice cooking net cylinder (5) and extends longitudinally in the inner pot (2); Alternatively, the side walls of the pot body (1) and the inner pot (2) are both provided with assembly holes; the water extraction pipe (10) is located outside the pot body (1), and its two ends extend into the pot body (1) and the inner pot (2) through the assembly holes.

8. The commercial rice cooker according to claim 6, characterized in that: The outer wall of the pot body (1) is provided with a control box (31), the control box (31) is divided into an electric control chamber and a water pipe chamber, a main controller (17) is provided in the electric control chamber, and the water pumping pipe (10) is externally mounted and located in the water pipe chamber; A low water level detector (15) is provided in the water storage chamber (9); and a high water level detector (16) is provided above the side wall of the inner tank (2).

9. The commercial electric rice cooker according to claim 8, characterized in that: The pot body (1) is further provided with the main controller (17), a water inlet valve (18) or a float valve (20), and a water inlet pipe (19); the main controller (17) is electrically connected to the heater (4), the pumping motor (11), the drain motor (13), the low water level detector (15), the high water level detector (16), the water inlet valve (18) or the float valve (20), respectively; one end of the water inlet pipe (19) extends into the inner pot (2) and is connected to the water inlet valve (18) or the float valve (20), and the other end is connected to the water supply end.

10. The commercial electric rice cooker according to claim 9, characterized in that: The drainage motor (13) realizes manual one-touch drainage through the control of the main controller (17), or the drainage motor (13) realizes intelligent automatic drainage through the cooperation of the main controller (17) and the low water level detector (15); the water inlet valve (18) or the float valve (20) automatically fills with water through the control of the main controller (17).

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