CN220529771U - Electric cooker - Google Patents

Abstract

The embodiment of the utility model discloses an electric cooker, which comprises a rice bin, a feeding pipe, a body, a water supply system, a water pipe and a weighing assembly, wherein the feeding pipe is arranged on the rice bin; the rice bin is communicated with the body through a feed pipe, a valve assembly is arranged on the feed pipe and used for controlling feeding of the feed pipe, and the body is used for sucking materials in the feed pipe; the weighing component is positioned below the rice bin and is abutted with the bottom wall of the rice bin; the weighing component is used for weighing the weight of the rice bin; the water supply system is communicated with the body through a water pipe and is used for providing a water source. After the scheme is adopted, rice can be stored in the rice bin, the rice is fed into the body from the feeding pipe, the weighing assembly calculates the amount of the rice fed into the body by weighing the reduction amount of the rice, and a user does not need to weigh the rice for many times; meanwhile, water of the water supply system is input into the body from the water pipe, a user does not need to manually add water, the rice cooker can start cooking, and the cooking procedure of the rice cooker is saved.

Description

Electric cooker

Technical Field

The utility model relates to the field of household appliances, in particular to an electric cooker.

Background

The electric cooker is a modern cooker capable of realizing various food processing functions such as steaming, boiling, stewing and stewing. As more and more people take rice as a main food, electric rice cookers have been widely used as a common cooking tool. The common household electric cooker needs to be manually added with rice and water, and along with the acceleration of the life rhythm, people feel complicated to the cooking procedures of the electric cooker such as rice and water adding, and the electric cooker is expected to further save the cooking procedures.

Disclosure of Invention

In view of the above, the present utility model provides an electric rice cooker for solving the problem of complicated cooking procedures of the electric rice cooker in the prior art. In order to achieve one or a part or all of the above objects or other objects, the present utility model provides an electric rice cooker, comprising a rice bin, a feed pipe, a body, a water supply system, a water pipe and a weighing assembly;

the Mi Cang is communicated with the body through the feeding pipe, a valve assembly is arranged on the feeding pipe and used for controlling feeding of the feeding pipe, and the body is used for sucking materials in the feeding pipe;

the weighing assembly is positioned below the rice bin and is abutted with the bottom wall of the rice bin; the weighing component is used for weighing the weight of the rice bin;

the water supply system is communicated with the body through the water pipe and is used for providing a water source.

Preferably, the body comprises a blanking assembly, a fan assembly and a cooking pot body;

the discharging assembly comprises a bucket-shaped cavity and a connecting piece, wherein the top of the bucket-shaped cavity is provided with an opening, the connecting piece is covered on the opening of the bucket-shaped cavity, the bottom of the bucket-shaped cavity is provided with a discharging opening, and the discharging opening is communicated with the cooking pot body;

the connecting piece is equipped with feed inlet and air outlet, the feed inlet with the inlet pipe intercommunication, the air outlet with fan subassembly is connected, the fan subassembly be used for with material in the inlet pipe is inhaled in the cavity of unloading subassembly.

Preferably, the blanking assembly further comprises a switch assembly, the switch assembly is opened or covered on the blanking opening, and the switch assembly is used for driving the controller to open and close.

Preferably, the top side wall of the connecting piece is provided with a water pipe connector, the water pipe connector is communicated with the bucket cavity, one end of the water pipe connector is communicated with the water pipe, and the other end of the water pipe is communicated with the water supply system.

Preferably, the water supply system comprises a water tank, a water pump and a first flowmeter;

the water tank is communicated with one end of the water pipe, the water pump and the first flowmeter are respectively installed on the water pipe, the water pump is used for pumping the water in the water tank into the blanking assembly, and the first flowmeter is used for calculating the water quantity added into the cooking pot body.

Preferably, the water supply system comprises a second flowmeter and a valve body;

the second flowmeter and the valve body are respectively arranged on the water pipe, the second flowmeter is positioned at the downstream of the valve body, one end of the water pipe is connected with a faucet, the valve body is used for controlling the opening and closing of the water pipe, and the second flowmeter is used for calculating the water quantity added into the cooking pot body.

Preferably, the electric cooker further comprises a shell, wherein the shell comprises a mounting part and a boss part, the boss part is formed by extending from one side of the mounting part and then protruding upwards, and the body is arranged in the boss part;

the installation department is equipped with the chassis, weighing module installs in the chassis, rice storehouse with the chassis dismantles and is connected.

Preferably, the boss part comprises an upper cover body and a lower shell body, the upper cover body is movably connected with the lower shell body, the upper cover body and the lower cover body are respectively provided with a cavity, the blanking assembly and the fan assembly are arranged in the upper cover body, and the cooking pot body is arranged in the lower shell body.

Preferably, the weighing assembly comprises a weighing panel and a weight sensor assembly;

the bottom side wall of the weighing panel is connected with the weight sensor assembly, and the weight sensor assembly is arranged in the chassis.

Preferably, the valve assembly comprises a three-way valve and a control valve, the three-way valve having a first port, a second port and a third port;

the first valve port is communicated with the rice bin, and the second valve port is communicated with one end of the feeding pipe;

the third valve opening is covered with a cover plate, a plurality of air holes communicated with the three-way valve are formed in the cover plate, the control valve is separated from or in sealing butt joint with the air holes, and rice in Mi Cang is not fed into the feeding pipe any more when the control valve is separated from the air holes.

The implementation of the embodiment of the utility model has the following beneficial effects:

after the electric rice cooker is adopted, rice can be stored in the rice bin for a long time, when a user needs to cook, the rice is fed into the body from the feeding pipe by only opening the valve assembly and the water supply system, and the weighing assembly calculates the amount of the rice fed into the body by weighing the reduction amount of the rice, so that the user does not need to weigh and weigh the rice for many times; meanwhile, water of the water supply system is input into the body from the water pipe, a user does not need to manually add water, the rice cooker can start cooking, and the cooking procedure of the rice cooker is saved.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Wherein:

fig. 1 is a schematic diagram of an electric rice cooker according to an embodiment.

Fig. 2 is a schematic diagram of an electric rice cooker according to another embodiment.

FIG. 3 is an exploded view of an electric rice cooker according to an embodiment

Fig. 4 is a cross-sectional view of an electric rice cooker in one embodiment.

FIG. 5 is a schematic view of a feed tube and valve assembly in one embodiment.

FIG. 6 is a schematic diagram of a valve assembly in one embodiment.

FIG. 7 is a schematic diagram of a three-way valve in one embodiment.

FIG. 8 is a schematic diagram of a control valve in one embodiment.

Fig. 9 is a schematic view of a housing in one embodiment.

Fig. 10 is a schematic view of a housing in another embodiment.

FIG. 11 is a schematic view of a weighing assembly in one embodiment.

FIG. 12 is an exploded view of a weighing assembly in one embodiment.

FIG. 13 is a schematic diagram of a blanking assembly and a fan assembly in one embodiment.

Fig. 14 is a schematic diagram of a blanking assembly in one embodiment.

FIG. 15 is a schematic view of a bucket-type chamber in one embodiment.

Fig. 16 is a schematic view of a connector and switch assembly in one embodiment.

FIG. 17 is a schematic view of a connector in one embodiment.

Figure 18 is a schematic view of a chassis in one embodiment.

In the figure: 1. a rice bin; 2. a feed pipe; 21. a valve assembly; 211. a three-way valve; 2111. a first valve port; 2112. a second valve port; 2113. a cover plate; 2114. air holes; 212. a control valve; 2121. a seal; 2122. a motor; 2123. a push rod; 3. a weighing assembly; 31. a weighing panel; 32. a weight sensor assembly; 321. a pair of L-shaped brackets; 321a, L-shaped left brackets; 321b, an L-shaped right bracket; 322. an upper fixing frame; 323a, a first backing plate; 323b, a second backing plate; 324. a weighing sensor; 325. a lower fixing frame; 4. a body; 41. a blanking assembly; 411. a bucket-type chamber; 4111. a feed opening; 4112. a buckle; 412. a connecting piece; 4121. a left boss; 4127. a feed inlet; 4122. a right boss; 4128. an air outlet; 4123. a protrusion; 4129. a clamping hole; 4124. a filter screen; 4125. a fixing member; 4126. a water pipe interface; 413. a switch assembly; 4131. a blanking door; 4132. a moving member; 42. a fan assembly; 421. a fan interface; 422. an exhaust fan; 43. a cooking pot body; 51. a water tank; 7. a housing; 71. a mounting part; 711. a chassis; 7111. a first mounting chassis section; 7112. a second mounting chassis section; 72. a boss portion; 721. an upper cover; 722. and a lower housing.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The embodiment of the utility model provides an electric cooker, which is shown in fig. 1-3 and comprises a rice bin 1, a feed pipe 2, a body 4, a water supply system, a water pipe and a weighing assembly 3.

The rice bin 1 is communicated with the body 4 through the feeding pipe 2, a valve assembly 21 is arranged on the feeding pipe 2, and the valve assembly 21 is used for controlling feeding of the rice bin 1.

The weighing assembly 3 is positioned below the rice bin 1 and is abutted with the bottom wall of the rice bin 1; the weighing assembly 3 is used for weighing the weight of the rice bin 1.

The water supply system is communicated with the body 4 through the water pipe and is used for providing a water source.

In this embodiment, rice can be stored in the rice bin 1 for a long time, when a user needs to cook, only the valve component 21 and the water supply system are required to be opened, materials are output from the feed pipe 2 and sucked into the body 4, the weighing component 3 calculates the weight of the materials sucked into the body 4 by weighing the reduction amount of the large materials, and when the sucked materials reach the preset amount, the body 4 stops sucking the materials, so that quantitative weighing of the materials is realized; meanwhile, water of the water supply system is input into the body 4 from the water pipe, at the moment, a user does not need to manually add materials and water, the electric cooker can begin to cook, the cooking procedure of the electric cooker is saved, and the intelligent work of the electric cooker is realized.

Specifically, the electric cooker further comprises a controller, and the controller is electrically connected with the weighing assembly 3 and the valve assembly 21. The controller is internally provided with a weight preset value M, and when the rice bin 1 is in a rice storage state, the weighing component 3 weighs the rice bin 1 to obtain a first weight value M1;

when a user needs to cook rice, an instruction is sent to a controller, the controller controls the valve assembly 21 to be opened, rice flows into the feeding pipe 2 from the rice bin 1, at the moment, the weighing assembly 3 sends the measured weight value to the controller, and the controller obtains a second weight value M2;

when the difference between the first weight value M1 and the second weight value M2 is equal to the weight preset value M, the controller controls the valve assembly 21 to be closed, thereby obtaining the quantitative rice.

I.e., when m1-m2=m, the controller controls the valve 212 to be closed.

Specifically, a bucket-shaped cavity can be arranged in the rice bin 1, a discharge hole is formed in the bottom side wall of the bucket-shaped cavity, and the discharge hole is communicated with the feed pipe 2.

Further, as shown in fig. 4 and 13 to 17, the body 4 includes a blanking assembly 41, a blower assembly 42, and a cooking pot 43.

The blanking assembly 41 comprises a bucket-shaped cavity 411 and a connecting piece 412, wherein the top of the bucket-shaped cavity 411 is provided with an opening, the connecting piece 412 covers the opening of the bucket-shaped cavity 411, the bottom of the bucket-shaped cavity 411 is provided with a blanking hole 4111, and the blanking hole 4111 is communicated with the cooking pot 43.

The connector 412 is provided with a feed inlet 4127 and an air outlet 4128, the feed inlet 4127 is communicated with the feed pipe 2, the air outlet 4128 is connected with a fan assembly 42, and the fan assembly 42 is used for sucking the material in the feed pipe 2 into the cavity of the blanking assembly 41.

Specifically, the left portion of the top wall of the connector 412 is raised 4123 to form a left boss 4121 and the right portion of the top wall of the connector 412 is raised 4123 to form a right boss 4122. The side wall of the left boss 4121 is provided with a feed port 4127, and the feed port 4127 is communicated with one end of the feed pipe 2. The air outlet 4128 is formed in the side wall of the right boss 4122, the air outlet 4128 is connected with the fan assembly 42, and the fan assembly 42 is used for sucking the material of the feeding pipe 2 into the cavity of the blanking assembly 41.

Specifically, a screen 4124 is provided at the connection between the chamber of the right boss 4122 and the bucket cavity 411. Where the screen 4124 is provided to block particulate matter from being drawn into the fan assembly 42.

Specifically, blower assembly 42 includes a blower interface 421 and a suction fan 422. The fan interface 421 is generally whistle-shaped, wherein the whistle port is connected to the air outlet 4128, and the bottom side wall of the whistle body is provided with an interface, and the interface is connected to the exhaust fan 422. The fan interface 421 with the whistle shape is arranged to place the exhaust fan 422 under the fan interface 421, so that the structure of the body 4 is more compact.

Specifically, the side wall of the connecting member 412 is provided with a plurality of protrusions 4123 extending downward along the side wall, each protrusion 4123 is provided with a clamping hole 4129, and the periphery of the opening of the bucket chamber 411 is correspondingly provided with a clamping buckle 4112, and the clamping buckle 4112 is clamped into the clamping hole 4129 to connect the bucket chamber 411 and the connecting member 412.

Further, the blanking assembly 41 further includes a switch assembly 413, where the switch assembly 413 opens or covers the blanking opening 4111, and the switch assembly 413 is used for driving the controller to open or close.

Specifically, as shown in fig. 16 to 17, the switch assembly 413 includes a moving member 4132 and a blanking door 4131, and one end of the moving member 4132 is connected to the blanking door 4131. The bottom side wall of the connecting member 412 is provided with a fixing member 4125, and a through hole for the moving member 4132 to move up and down is provided in the fixing member 4125. When the moving member 4132 moves upwards, the blanking door 4131 is driven to move upwards to abut against the periphery of the blanking opening 4111, so as to close the blanking opening 4111; when the moving member 4132 is downwardly moved, the discharging door 4131 is driven to move downward to be separated from the discharging port 4111, thereby opening the discharging port 4111.

Specifically, the moving member 4132 is electrically connected to the controller, and the controller sends an instruction to control the moving member 4132 to move up or down, so as to control the blanking door 4131 to open or cover the blanking opening 4111.

Further, the top side wall of the connector 412 is provided with a water pipe connector 4126, the water pipe connector 4126 is communicated with the bucket cavity 411, one end of the water pipe connector 4126 is communicated with a water pipe, and the other end of the water pipe is communicated with a water supply system.

Specifically, a water channel is disposed in the fixing member 4125, a water pipe connector 4126 is disposed on a top side wall of the connecting member 412, the water channel is communicated with the water pipe connector 4126, and the water pipe connector 4126 is connected to one end of a water pipe.

Further, the water supply system includes a water tank 51, a water pump, and a first flow meter.

The water tank 51 communicates with one end of the water pipe, and a water pump for pumping water in the water tank 51 into the discharging assembly 41 and a first flowmeter for calculating the amount of water added into the cooking pot 43 are respectively installed on the water pipe.

Specifically, the water pump and the first flowmeter are electrically connected with the controller, the controller is preset with a water flow value N1, the first flowmeter measures water flow in the water pipe to obtain the first water flow value N1, the first flowmeter sends the measured first water flow value N1 to the controller, the controller judges, and if n1=n1, the water pump is instructed to stop pumping water.

In other embodiments, the water supply includes a second flowmeter and a valve body.

The second flowmeter and the valve body are respectively installed on the water pipe, the second flowmeter is located at the downstream of the valve body, one end of the water pipe is used for being connected with a faucet, the valve body is used for controlling opening and closing of the water pipe, and the second flowmeter is used for calculating the water quantity added into the cooking pot body 43.

Specifically, the second flowmeter and the valve body are respectively and electrically connected with the controller, the controller is preset with a water flow value N2, the second flowmeter measures the water flow in the water pipe to obtain a second water flow value N2, the second flowmeter sends the measured second water flow value N2 to the controller, the controller judges, if n2=n2, the valve body is instructed to be closed, and the water supply system stops supplying water.

In this embodiment, the water pipe relies on the water pressure of tap self to pump into body 4 in, need not to install the water pump, and the water route is simpler.

Further, as shown in fig. 9, 10 and 18, the rice cooker further includes a housing 7 including a mounting portion 71 and a boss portion 72, wherein the boss portion 72 is formed by extending from one side of the mounting portion 71 and then protruding upward, and the body 4 is disposed in the boss portion 72.

The mounting portion 71 is provided with a chassis 711, the weighing assembly 3 is mounted in the chassis 711, and the rice bin 1 is detachably connected to the chassis 711.

Specifically, the chassis 711 may be divided into a first mounting chassis portion 7111 and a second mounting chassis portion 7112, and the bottom side wall of the first mounting chassis portion 7111 is provided with an opening for communicating the feeding pipe 2 with the rice bin 1. The weighing assembly 3 is installed in the first installation chassis portion 7111 and is abutted against the rice bin 1, the weighing assembly 3 is used for weighing the rice bin 1, the weight of the material sucked into the body 4 is calculated by weighing the reduction amount of the material in the rice bin 1, and the weighing method is described in detail above and will not be repeated here.

Specifically, the bottom side wall of the second mounting chassis portion 7112 is provided with an opening for communicating the water supply and the water pipe.

Further, the boss 72 includes an upper cover 721 and a lower housing 722, the upper cover 721 and the lower housing 722 are movably connected, the upper cover 721 and the lower cover have cavities, the blanking assembly 41 and the fan assembly 42 are disposed in the upper cover 721, and the cooking pot 43 is disposed in the lower housing 722.

Specifically, the upper cover 721 and the lower housing 722 may be connected by a hinge connection, a buckle 4112 connection, or other various movable connection methods.

Specifically, the side wall of the upper cover 721 is provided with a plurality of ventilation holes, the fan assembly 42 is disposed beside the ventilation holes and in the ventilation holes of the upper cover 721, and the ventilation holes are used for sucking or blowing air from the fan assembly 42, so that the fan assembly 42 can operate conveniently.

Specifically, the number of vent holes may be 20 to 100, for example: the number of the ventilation holes is 50, and the ventilation holes are arranged in a 5 multiplied by 10 matrix, so that the appearance of the electric rice cooker is more attractive due to the regular arrangement mode. It should be noted that the number of vents should not be less than 20 in order to ensure proper operation of the fan assembly 42.

In this embodiment, after the cooking pot 43 placed in the lower housing 722 completes cooking, the cooked food in the cooking pot 43 can be taken out for eating by simply opening the upper housing.

Further, as shown in fig. 9 to 12, the weighing module 3 includes a weighing panel 31 and a weight sensor module 32.

The bottom side wall of the weighing panel 31 is connected to a weight sensor, and a weight sensor assembly 32 is disposed within the chassis 711.

Specifically, a weight sensor assembly 32 is mounted in the first mounting chassis portion 7111, the weight sensor assembly 32 is also electrically connected to the controller, and the weight sensor assembly 32 is configured to acquire a weight value on the weight panel 31 and transmit the weight value to the controller.

Specifically, the weight sensor assembly 32 includes a pair of L-shaped brackets 321, an upper mount 322, a first pad 323a, a second pad 323b, a load cell 324, and a lower mount 325.

Wherein, the lower fixing frame 325 is a strip shape, two sides of the longer side of the lower fixing frame 325 are respectively turned upwards to form folded edges, the folded edges on the two sides are enclosed with the bottom side wall of the lower fixing frame to form a containing cavity, the first mounting chassis portion 7111 is provided with a groove, the bottom side wall of the lower fixing frame 325 is connected with the bottom side wall of the groove of the first mounting chassis portion 7111 through a screw, and the second pad 323b is mounted on the bottom inner side wall of the lower fixing frame 325 through a screw.

The weighing sensor 324 is disposed in the cavity of the lower fixing frame 325, and the upper half part of the weighing sensor 324 extends out of the cavity of the lower fixing frame 325, and the weighing sensor 324 is electrically connected with the controller.

The upper fixing frame 322 is rectangular, and the longer both sides of limit turn over respectively downwards forms the hem, and the hem encloses with the bottom lateral wall of upper fixing frame 322 and closes and form the appearance chamber, and first backing plate 323a passes through the screw mounting in the bottom lateral wall of upper fixing frame 322, and upper fixing frame 322 lid is in weighing sensor 324, and weighing sensor 324's upper half is arranged in the appearance intracavity of upper fixing frame 322, and weighing sensor 324's top lateral wall and the bottom lateral wall looks butt of first backing plate 323 a. The upper fixing frame 322 corresponds to the lower fixing frame 325 in position up and down.

The pair of L-shaped brackets 321 includes an L-shaped left bracket 321a and an L-shaped right bracket 321b, the L-shaped left bracket 321a and the L-shaped right bracket 321b are symmetrically arranged in the groove of the first mounting chassis portion 7111, the upper fixing frame 322 is transversely arranged in the middle of the L-shaped left bracket 321a and the L-shaped right bracket 321b, the top side wall of the upper fixing frame 322 is respectively connected with the L-shaped left bracket 321a and the L-shaped right bracket 321b through screws, and the L-shaped left bracket 321a and the L-shaped right bracket 321b are fixed with the inner side wall of the groove of the first mounting chassis portion 7111 through screws.

The bottom side wall of the weighing panel 31 is fixedly abutted with the upper part.

Further, as shown in fig. 5 to 8, the valve assembly 21 includes a three-way valve 211 and a control valve 212, the three-way valve 211 having a first valve port 2111, a second valve port 2112, and a third valve port;

the first valve port 2111 is communicated with the rice bin 1, and the second valve port 2112 is communicated with one end of the feeding pipe 2;

the cover plate 2113 is arranged at the third valve opening, a plurality of air holes 2114 communicated with the three-way valve 211 are arranged on the cover plate 2113, the control valve 212 is separated from or in sealing contact with the air holes 2114, and when the control valve 212 is separated from the air holes 2114, rice in the rice bin 1 is not fed into the feeding pipe 2 any more.

Specifically, the pores 2114 have a smaller diameter than the grains, and the grains cannot pass through the pores 2114, for example, the pores 2114 may have a diameter of 1 to 2.5mm.

The control valve 212 includes a seal 2121, a push rod 2123, and a motor 2122, one end of the push rod 2123 is connected to the seal 2121, the other end is connected to the motor 2122, and the motor 2122 is electrically connected to a control member and is used for controlling the expansion and contraction of the push rod 2123. The seal 2121 may be made of a material having a sealing function such as rubber, and one end of the seal 2121 is connected to the push rod 2123, and the other end is in sealing contact with the cover plate 2113, so that all the air holes 2114 are closed when the seal 2121 is in sealing contact with the cover plate 2113.

In this embodiment, when the user needs to take rice, the controller sends a command to the motor 2122, the motor 2122 stretches out the push rod 2123, so that the sealing element 2121 is in sealing contact with the cover plate 2113, all the air holes 2114 are closed, and all the materials in the feed pipe 2 can be sucked into the blanking assembly 41 by the fan assembly 42. When the user finishes taking rice, the controller sends a command to the motor 2122, the motor 2122 retracts the push rod 2123 so that the sealing element 2121 is separated from the cover plate 2113, all the air holes 2114 are opened, at the moment, the fan assembly 42 is still continuously exhausting air, air is sucked from the air holes 2114 to suck the material in the feeding pipe 2 into the feeding assembly, but less air flow is sucked from the air holes 2114 and less air flow is sucked from the rice bin 1, and the air flow flowing from the air holes 2114 blocks the continuous flow of the rice in the first valve port 2111, so that the rice in the rice bin 1 is stopped when being fed to the first valve port 2111, and the rice is difficult to feed into the feeding pipe 2. Through this implementation, can guarantee the material that weighing module 3 weighed, including the material in the inlet pipe 2 is whole to be sent into in the unloading subassembly 41 promptly, guaranteed the degree of accuracy of getting the material.

The foregoing disclosure is illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, which is defined by the appended claims.

Claims (10)

1. An electric rice cooker is characterized in that: comprises a rice bin (1), a feed pipe (2), a body (4), a water supply system, a water pipe and a weighing assembly (3);

the rice bin (1) is communicated with the body (4) through the feeding pipe (2), a valve assembly (21) is arranged on the feeding pipe (2), the valve assembly (21) is used for controlling feeding of the feeding pipe (2), and the body (4) is used for sucking materials in the feeding pipe (2);

the weighing assembly (3) is positioned below the rice bin (1) and is abutted with the bottom wall of the rice bin (1); the weighing component (3) is used for weighing the weight of the rice bin (1);

the water supply system is communicated with the body (4) through the water pipe and is used for providing a water source.

2. The electric rice cooker as recited in claim 1, wherein: the body (4) comprises a blanking component (41), a fan component (42) and a cooking pot body (43);

the blanking assembly (41) comprises a bucket-shaped cavity (411) and a connecting piece (412), wherein an opening is formed in the top of the bucket-shaped cavity (411), the connecting piece (412) is arranged on the opening of the bucket-shaped cavity (411) in a covering mode, a blanking opening (4111) is formed in the bottom of the bucket-shaped cavity (411), and the blanking opening (4111) is communicated with the cooking pot body (43);

the connecting piece (412) is provided with a feed inlet (4127) and an air outlet (4128), the feed inlet (4127) is communicated with the feed pipe (2), the air outlet (4128) is connected with the fan assembly (42), and the fan assembly (42) is used for sucking materials in the feed pipe (2) into a cavity of the blanking assembly (41).

3. The electric rice cooker as recited in claim 2, wherein: the blanking assembly (41) further comprises a switch assembly (413), the switch assembly (413) is opened or covers the blanking opening (4111), and the switch assembly (413) is used for driving the controller to open and close.

4. The electric rice cooker as recited in claim 2, wherein: the top side wall of the connecting piece (412) is provided with a water pipe connector (4126), the water pipe connector (4126) is communicated with the bucket-shaped cavity (411), one end of the water pipe connector (4126) is communicated with the water pipe, and the other end of the water pipe is communicated with the water supply system.

5. The electric rice cooker as recited in claim 4 wherein: the water supply system comprises a water tank (51), a water pump and a first flowmeter;

the water tank (51) is communicated with one end of the water pipe, the water pump and the first flowmeter are respectively installed on the water pipe, the water pump is used for pumping the water in the water tank (51) into the blanking assembly (41), and the first flowmeter is used for calculating the water quantity added into the cooking pot body (43).

6. The electric rice cooker as recited in claim 4 wherein: the water supply system comprises a second flowmeter and a valve body;

the second flowmeter and the valve body are respectively arranged on the water pipe, the second flowmeter is positioned at the downstream of the valve body, one end of the water pipe is used for being connected with a faucet, the valve body is used for controlling the opening and closing of the water pipe, and the second flowmeter is used for calculating the water quantity added into the cooking pot body (43).

7. The electric rice cooker as recited in claim 2, wherein: the electric cooker further comprises a shell (7), wherein the shell (7) comprises a mounting part (71) and a boss part (72), the boss part (72) is formed by extending from one side of the mounting part (71) and then protruding upwards, and the body (4) is arranged in the boss part (72);

the mounting part (71) is provided with a chassis (711), the weighing assembly (3) is mounted in the chassis (711), and the rice bin (1) is detachably connected with the chassis (711).

8. The electric rice cooker as recited in claim 7 wherein: the boss portion (72) comprises an upper cover body (721) and a lower shell body (722), the upper cover body (721) is movably connected with the lower shell body (722), the upper cover body (721) and the lower shell body (722) are respectively provided with a cavity, the blanking component (41) and the fan component (42) are arranged in the upper cover body (721), and the cooking pot body (43) is arranged in the lower shell body (722).

9. The electric rice cooker as recited in claim 7 wherein: the weighing assembly (3) comprises a weighing panel (31) and a weight sensor assembly (32);

the bottom side wall of the weighing panel (31) is connected with the weight sensor assembly (32), and the weight sensor assembly (32) is arranged in the chassis (711).

10. The electric rice cooker as recited in claim 1, wherein: the valve assembly (21) comprises a three-way valve (211) and a control valve (212), wherein the three-way valve (211) is provided with a first valve port (2111), a second valve port (2112) and a third valve port;

the first valve port (2111) is communicated with the rice bin (1), and the second valve port (2112) is communicated with one end of the feeding pipe (2);

the cover plate (2113) is arranged at the third valve opening, a plurality of air holes (2114) communicated with the three-way valve (211) are formed in the cover plate (2113), the control valve (212) is separated from or in sealing butt joint with the air holes (2114), and when the control valve (212) is separated from the air holes (2114), rice in the rice bin (1) is not fed into the feed pipe (2).