CN108720578B

CN108720578B - Improved electric cooker

Info

Publication number: CN108720578B
Application number: CN201710281225.2A
Authority: CN
Inventors: 陈雍
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-04-21
Filing date: 2017-04-21
Publication date: 2021-05-07
Anticipated expiration: 2037-04-21
Also published as: CN108720578A

Abstract

The invention discloses an improved electric rice cooker, wherein an upper cover is arranged at an opening at the upper end of a shell, a rice storage bin, a rice cooking device and a water delivery device are arranged in the shell, the water delivery device is arranged in the upper cover, the rice delivery device is arranged in the rice storage bin, an outlet at the upper end of the rice delivery device is fixedly connected with a conical device, the conical device is arranged above the upper opening of the rice cooking device, a partition plate is fixedly arranged at the lower end of the upper cover, the water delivery device is arranged in a cavity between the upper cover and the partition plate, one end of the water delivery device extends into the rice cooking device, the other end of the water delivery device is connected with a sewage container and a rice water container, the sewage container and the rice water container are arranged outside. And through set up the telescoping device on the baffle, drive the rubber tube business turn over inner bag, can conveniently control intaking and flowing back to changed on this basis on the switch structure and set up the regulator on the blast pipe. Convenient use, compact structure, high automation degree, low manufacturing cost, elegant appearance and adjustable air pressure.

Description

Improved electric cooker

Technical Field

The invention belongs to the technical field of kitchen utensils, and particularly relates to an improved electric cooker.

Background

With the increasing living standard of people, more and more urban people begin to use rice as staple food, especially in southern areas. The electric cooker also becomes a common cooking tool for people, and is greatly applied. However, the existing electric rice cooker still keeps the original mode, and the processes of manually conveying and washing rice and the like are required, so that the existing electric rice cooker is not only complicated, but also needs water for operators, and is difficult particularly in winter. The daily electric rice cooker has low automation degree and is troublesome to cook.

In the prior art, a structure capable of automatically feeding rice, washing rice and discharging sewage is developed, and the structure is well verified, so that automatic rice cooking can be conveniently carried out. However, in the structure of the rice cooker developed in the prior art, the water delivery device of the automatic rice washing rice cooker generally folds the water delivery pipe below the cooker cover through the rotation of the motor. This type of lid has the disadvantage that folding under the lid is not aesthetically pleasing and is not easy to clean.

The switch structure of the prior electric cooker is generally buckled by a button, and the method has 3 defects. 1, the production is complicated. 2, it is not beautiful. 3, the pressure in the pot is increased again, so that the pot cannot be automatically opened, and potential safety hazards are caused.

And the air pressure for cooking rice in the common electric cooker is fixed and not adjustable, which affects the taste of cooking rice and can not adapt to the taste of different users.

Therefore, the technical defects in the prior art are technical problems to be solved by those skilled in the art.

Disclosure of Invention

The invention aims to provide an improved electric cooker, aiming at solving the problems that in the prior art, a water delivery pipe is not attractive after being folded, is not easy to clean, is inconvenient to use due to a switch design, has unadjustable internal cooking air pressure and the like.

The invention is realized by the following steps:

an improved electric cooker comprises a shell, an upper cover, a rice storage bin, a rice conveying device, a conical device, a rice cooking device, a water conveying device, a sewage container, a rice water container and a partition plate, wherein the upper end of the shell is provided with an opening, the upper end opening of the shell is provided with the upper cover, the rice storage bin, the rice cooking device and the water conveying device are arranged in the shell, the rice storage bin and the rice cooking device are arranged at the bottom in the shell, the rice storage bin is arranged at the side part of the rice cooking device, the water conveying device is arranged in the upper cover, the rice conveying device is arranged in the rice storage bin, an outlet at the upper end of the rice conveying device is fixedly connected with the conical device, the conical device is arranged above the upper opening of the rice cooking device, the lower end of the upper cover is fixedly provided with the partition plate, the water conveying device is arranged in a cavity between the upper cover and the partition plate, one end of the water conveying device extends into the rice cooking device, the other end of, the sewage container and the rice water container are arranged outside the shell, and the middle part of the water delivery device is connected with tap water to enter water;

the rice conveying device comprises a rice conveying cavity, a rice inlet and a high-pressure air blast motor, the rice storage bin is internally provided with the obliquely arranged rice conveying cavity, the high-pressure air blast motor is arranged at the lower end of the rice conveying cavity, and the side wall of the lower part of the rice conveying cavity is provided with the rice inlet;

the cooking device comprises an inner container and a heating disc, wherein the heating disc is arranged at the bottom end of the inner container;

the water delivery device comprises a water inlet pipe, a three-way pipe, a drain pipe, a rubber pipe, a telescopic device, an electromagnetic valve, a water pump, an electromagnet and an iron block, wherein the three-way pipe is connected with the water inlet pipe, the electromagnetic valve is arranged on the water inlet pipe, one end of the three-way pipe is connected with the drain pipe, the iron block is arranged on the side wall of the end part of the drain pipe, the electromagnet matched with the iron block is arranged outside the shell, so that the end part of the drain pipe is switched between a sewage container and a rice water container, the water pump is arranged on the drain pipe, the other end of the three-way pipe is connected with the rubber pipe, a through hole for allowing the rubber pipe to downwards penetrate through and enter the inner container is formed in the partition plate, the;

the exhaust pipe is vertically arranged in the upper cover, the top end of the exhaust pipe upwards penetrates through the upper cover and is provided with an exhaust hole, and the bottom end of the exhaust pipe downwards penetrates through the partition plate and is provided with an air inlet hole.

Preferably, the structure of one of them telescoping device, the telescoping device includes rotating electrical machines, recess wheel and clamp plate, the rotating electrical machines is pasted and is fixed the baffle upper end, the rotating electrical machines is connected the recess wheel through the pivot transmission, the recess wheel is located perforation one side, the perforation opposite side paste on the baffle and be fixed with curved clamp plate, the clamp plate is located the recess wheel outside, the rubber tube is worn to establish in the recess wheel inner groovy and with the clamp plate contact.

Preferably, the inner groove of the groove wheel is provided with anti-slip patterns, the outer wall of the rubber tube is provided with the anti-slip patterns, and the inner side wall of the pressing plate is a smooth surface.

Preferably, another kind of telescoping device's structure does, the telescoping device includes rotating electrical machines, hob, bolt, mounting hole, slider and spout, spout fixed mounting is in the baffle top, spout one end be the perforation on the baffle, spout other end fixed mounting has rotating electrical machines, the hob is connected in the rotating electrical machines transmission, the hob is located directly over the spout and with the spout is parallel, be equipped with the slider in the spout, the welding of slider top has the bolt, the bolt is worn to establish on the hob and with hob screw-thread fit, the bolt upper end is equipped with the mounting hole, the rubber tube is worn to establish and is pasted in the mounting hole.

Preferably, the rice cooker further comprises an anti-overflow sensor, wherein the anti-overflow sensor is arranged at the lower end of the partition plate and electrically connected with a circuit board of the rice cooker, and the circuit board of the rice cooker is electrically connected with the water pump and the rotating motor.

Preferably, still include magnetic switch, magnetic switch includes two and magnet pieces of iron plate, two are located the upper cover edge, be equipped with on the shell with two complex magnet pieces of iron plate.

Preferably, still include the pressure regulating device, the pressure regulating device includes apron, inserted block, connecting axle, movable block and shifting chute, apron one end pass through the connecting axle with upper cover top swivelling joint, apron other end lower part is equipped with the inserted block, the inserted block is inserted and is established in the exhaust hole, the apron top is equipped with the shifting chute, be equipped with the movable block in the shifting chute, the shifting chute is located between inserted block end and the connecting axle head, the movable block lateral part is equipped with anti-skidding rubber pad.

Preferably, the rubber tube further comprises a filter screen, the filter screen is wrapped at the lower end part of the rubber tube, and the diameter of the wrapped body of the filter screen is larger than the inner diameter of the through hole in the partition plate.

1. The rubber tube for water delivery is taken into the upper cover when not in use, and cannot be seen from the outside, so that the rubber tube is beautiful and sanitary;

2. the magnetic switch is arranged, so that the electric cooker is attractive, the pressure in the cooker exceeds the magnetic upper cover and is automatically opened, the explosion hazard is avoided, and the production is easier;

3. the moving block slides to change the weight of the cover plate at the end of the exhaust port, and the air pressure in the corresponding pot is changed through the combination degree of the inserting block and the exhaust port, so that the taste of the rice is changed.

The invention has the advantages of simple structure, convenient use, compact structure, high automation degree, low manufacturing cost, beautiful and elegant appearance and adjustable air pressure.

Drawings

FIG. 1 is a schematic structural diagram of one embodiment of the present invention;

FIG. 2 is a top view of the embodiment of the present invention shown in FIG. 1;

FIG. 3 is a schematic structural diagram of another embodiment of the present invention;

FIG. 4 is a schematic view of the bolt structure of the embodiment of FIG. 3 of the present invention;

FIG. 5 is a schematic structural view of the magnetic switch of the present invention;

FIG. 6 is a schematic structural diagram of a pressure regulating device according to the present invention;

in the figure: 1, a shell; 2, covering the cover; 3, a rice storage bin; 4, a rice conveying device; 41 rice conveying cavity; a 42 rice inlet; 43 high-pressure blower motors; 5, a conical device; 6 a cooking device; 61, an inner container; 62 a heating plate; 7, a water delivery device; 71 a water inlet pipe; 72 a three-way pipe; 73 a sewage draining pipe; 74 a rubber tube; 75 a telescoping device; 751 a rotating electrical machine; 752 groove wheel; 753 pressing plate; 754 a screw rod; 755 bolt; 756 a mounting hole; 757 sliding block; 758 chute; 76 an electromagnetic valve; 77 water pump; 78 an electromagnet; 79 iron blocks; 8, a sewage container; 9 rice soup container; 10 a partition board; 11 an exhaust pipe; 12, perforating; 13 an anti-overflow sensor; 14 a magnetic switch; 15 a pressure regulating device; 151 a cover plate; 152 an insert block; 153 connecting shaft; 154 moving block; 155 a moving slot; and (3) filtering the filter screen.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and further embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1

Fig. 1 and 2 show an improved electric cooker, which comprises a shell 1, an upper cover 2, a rice storage bin 3, a rice conveying device 4, a conical device 5, a rice cooking device 6, a water conveying device 7, a sewage container 8, a rice water container 9 and a partition plate 10, wherein the upper end of the shell 1 is open, the upper cover 2 is arranged at the opening at the upper end of the shell 1, and the structures of the shell 1 and the upper cover 2 form a basic electric cooker structure. The rice cooking device is characterized in that a rice storage bin 3, a rice cooking device 6 and a water delivery device 7 are arranged inside the shell 1, the rice storage bin 3 and the rice cooking device 6 are arranged at the bottom in the shell 1, the rice storage bin 3 is arranged on the side of the rice cooking device 6, rice grains to be cooked are stored in the rice storage bin 3, the water delivery device 7 is arranged in the upper cover 2, a rice delivery device 4 is arranged in the rice storage bin 3, an outlet at the upper end of the rice delivery device 4 is fixedly connected with a conical device 5, the conical device 5 is arranged above an upper opening of the rice cooking device 6, so that rice can be conveyed from the interior of the rice storage bin 3 to the conical device 5 through the rice delivery device 4, the rice can fall into the rice cooking device 6 through the conical device 5, the rice can fall smoothly, and the rice cannot fly around. The lower end of the upper cover 2 is fixedly provided with a partition plate 10, the partition plate 10 is adhered or welded with the edge of the upper cover 2, the partition plate 10 and the upper cover 2 form a cavity structure, the water delivery device 7 is arranged in a cavity between the upper cover 2 and the partition plate 10, one end of the water delivery device 7 extends into the rice cooking device 6, the other end of the water delivery device 7 is connected with the sewage container 8 and the rice water container 9, so that water can be injected into the rice cooking device by means of the water delivery device 7, and cleaning sewage or rice water can be discharged through the water delivery device 7. The sewage container 8 and the rice water container 9 are arranged outside the shell 1, and the middle part of the water delivery device 7 is connected with running water to enter water;

more specifically, the rice conveying device 4 comprises a rice conveying cavity 41, a rice inlet 42 and a high-pressure air blowing motor 43, the rice conveying cavity 41 is obliquely arranged in the rice storage bin 3, the rice conveying cavity 41 is a hollow pipe, the high-pressure air blowing motor 43 is arranged at the lower end of the rice conveying cavity 41, the high-pressure air blowing motor 43 can blow air into the rice conveying cavity 41, the rice inlet 42 is arranged on the side wall of the lower part of the rice conveying cavity 41, and rice grains entering the rice conveying cavity 41 from the rice storage bin 3 enter the conical device 5 and fall into the rice cooking device 6 under the action of upward blowing air;

more specifically, the cooking device 6 includes an inner container 61 and a heating plate 62, the heating plate 62 is disposed at the bottom end of the inner container 61, the heating plate 62 is an electric heating tube or the like, and can heat the inner container 62, and this heating manner belongs to the technology disclosed in the prior art and is not described herein again;

more specifically, the water delivery device 7 comprises a water inlet pipe 71, a three-way pipe 72, a sewage discharge pipe 73, a rubber pipe 74, a telescopic device 75, an electromagnetic valve 76, a water pump 77, an electromagnet 78 and an iron block 79, the three-way pipe 72 is connected with the water inlet pipe 71, the water inlet pipe 71 is externally connected with a tap water pipeline, the electromagnetic valve 76 is arranged on the water inlet pipe 71, the electromagnetic valve 76 is convenient to control the opening and closing, one end of the three-way pipe 72 is connected with a sewage discharge pipe 73, the side wall of the end part of the sewage discharge pipe 73 is provided with an iron block 79, the outer part of the shell 1 is provided with an electromagnet 78 matched with the iron block 79, the electromagnet 78 is powered on or off to realize whether the electromagnet 78 has magnetism, the mutual attraction or separation between the electromagnet 78 and the iron block 79 can be controlled, thereby controllably switching the end of the sewage discharge pipe 73 between the sewage container 8 and the rice water container 9, the sewage is easily used for containing rice washing water, and the rice water is easily used for containing residual rice water in the cooking process. The drainage pipe 73 is provided with a water pump 77, the other end of the three-way pipe 72 is connected with a rubber pipe 74, the three-way pipe 72 is made of rigid plastic, the end part of the rubber pipe is sleeved on the end part of the three-way pipe 72, the partition plate 10 is provided with a through hole 12 which enables the rubber pipe 74 to downwards penetrate through and enter the inner container 61, a telescopic device 75 is fixedly arranged on the partition plate 10 at the side part of the through hole 12, the rubber pipe 74 penetrates through the telescopic device 75, and the telescopic device 75 drives the rubber pipe 74 to move in the through hole to control the telescopic of the rubber pipe 74 in the inner container 61;

more specifically, the exhaust pipe 11 is vertically arranged in the upper cover 2, the top end of the exhaust pipe 11 upwards penetrates through the upper cover 2 and is provided with an exhaust hole, and the bottom end of the exhaust pipe 11 downwards penetrates through the partition plate 10 and is provided with an air inlet hole. The arrangement of the exhaust pipe 11 is convenient for exhausting the gas in the electric cooker.

More specifically, telescoping device 75 includes rotating electrical machines 751, recess wheel 752 and clamp plate 753, rotating electrical machines 751 pastes and fixes the baffle 10 upper end, rotating electrical machines 751 connects recess wheel 752 through the pivot transmission, drives recess wheel 752 and rotates, recess wheel 752 locates perforation 12 one side, perforation 12 opposite side the baffle 10 is gone up and is pasted and is fixed with curved clamp plate 753, clamp plate 753 is located the recess wheel 752 outside, rubber tube 74 wear to establish in the recess wheel 752 inner groovy and with clamp plate 753 contact. Preferably, the inner groove of the groove wheel 752 is provided with anti-slip patterns, the outer wall of the rubber tube is provided with the anti-slip patterns, and the inner side wall of the pressing plate is a smooth surface.

The use principle of the telescopic device is as follows:

when water is needed to be fed for cleaning or cooking, the rubber tube 74 needs to be stretched into the inner container 61, the rotating motor 751 is controlled to rotate in the forward direction through the circuit board of the electric cooker, the groove wheel 752 rotates to drive the rubber tube 74 to penetrate through the through hole 12 and enter the inner container 61, and anti-slip threads are arranged on the inner side of the groove wheel 752 and the outer wall of the rubber tube 74, so that slipping can be prevented; when the rubber tube 74 needs to be pulled out of the inner container 61, the rotating motor 751 is controlled to rotate reversely, the groove wheel 752 drives the rubber tube 74 to be pulled out of the inner container 61, and therefore the rubber tube 74 can be pulled in and out, the rubber tube 74 for water delivery can be collected into the upper cover 2 when not used, and the outside cannot be seen, and therefore the rubber tube 74 is attractive and sanitary.

Example 2

Referring to fig. 3 and 4, the basic structure is as described in embodiment 1, but another structure of the telescopic device is used, the telescopic device 75 includes a rotating motor 751, a spiral rod 754, a bolt 755, a mounting hole 756, a slider 757 and a chute 758, the chute 758 is fixedly mounted at the top end of the partition board 10, a through hole 12 is formed on the partition board 10 at one end of the chute 758, the rotating motor 751 is fixedly mounted at the other end of the chute 758, the rotating motor 751, the chute 758 and the through hole 12 are arranged in a line, the rotating motor 751 is in transmission connection with the spiral rod 754, the spiral rod 754 is arranged right above the chute 758 and is parallel to the chute 758, a slider 757 is arranged in the chute 758, a bolt 755 is welded above the slider 757, the bolt 755 is arranged on the spiral rod 754 and is in threaded fit with the spiral rod 754, the upper end of the bolt 755 is provided with the mounting hole 756, the rubber tube 74 is inserted through and adhered to the mounting hole 756.

The use principle of the telescopic device in the embodiment is as follows:

when water is needed to be fed for cleaning or cooking, the rubber tube 74 needs to be extended into the inner container 61, at this time, the rotating motor 751 is controlled by the circuit board of the electric cooker to rotate in the forward direction, the screw rod 754 is driven to rotate, a screw rod structure is formed between the screw rod 754 and the bolt 755, so that the bolt 755 is driven to slide in the chute 758, the bolt 755 drives the rubber tube 74 to approach the through hole 12, and the rubber tube 74 gradually passes through the through hole 12 downwards to enter the inner container 61 under the action of the gravity of the rubber tube 74; when the rubber tube 74 needs to be pulled out of the inner container 61, the rotating motor 751 is controlled to rotate reversely, the screw rod 754 drives the bolt 755 and the rubber tube 74 to slide in the chute 758, and the rubber tube 74 is pulled out of the inner container 61, so that the rubber tube 74 is stretched in and pulled out, the rubber tube 74 for water delivery is collected into the upper cover 2 when not used, and the outside cannot be seen, and the rubber tube 74 is attractive and sanitary.

Example 3

As shown in fig. 1, further, the anti-overflow device further comprises an anti-overflow sensor 13, wherein the anti-overflow sensor 13 is arranged at the lower end of the partition plate 10, the anti-overflow sensor 13 is electrically connected with a circuit board of an electric cooker, and the electric cooker circuit board is electrically connected with the water pump 77 and the rotating motor 751. The overflow preventing sensor 13 can sense bubbles overflowing upwards during cooking, then transmits overflow information to a circuit board of the electric rice cooker, the rotating motor 751 on the circuit board control expansion device 75 rotates to drive the rubber pipe 74 to extend into the inner container 61, and controls the water pump 77 to start discharging rice water, and the rice water enters the three-way pipe 72 and the sewage discharge pipe 73 through the rubber pipe 74 and is finally discharged into the rice water container 9.

Example 4

As shown in fig. 5, further, the magnetic switch 14 is further included, the magnetic switch 14 includes a second iron block and a magnet block, the second iron block is disposed on the edge of the upper cover 2, and the housing 1 is provided with the magnet block matching with the second iron block. The installation structure and the magnetic switch 14 make the electric cooker beautiful, the pressure in the cooker exceeds the magnetic upper cover 2 and is automatically opened, the explosion danger is avoided, and the production is easier.

Example 5

As shown in fig. 6, further, the pressure regulating device 15 is further included, the pressure regulating device 15 includes a cover plate 151, an insertion block 152, a connecting shaft 153, a moving block 154 and a moving groove 155, one end of the cover plate 151 is rotatably connected to the top end of the upper cover 2 through the connecting shaft 153, the insertion block 152 is arranged on the lower portion of the other end of the cover plate 151, the insertion block 152 is inserted into the exhaust hole, the moving groove 155 is arranged on the top end of the cover plate 151, the moving block 154 is arranged in the moving groove 155, the moving groove 155 is arranged between the end of the insertion block 152 and the connecting shaft end 153, and an anti-slip rubber pad (not shown) is arranged on the side portion of the moving block 154, so that the moving block 154 can be tightly contacted with. The pressure regulating device mainly controls the pressure in the electric cooker through the insertion amount of the insertion block 152 in the exhaust hole. Specifically, the position of the moving block 154 in the moving groove 155 is manually moved, and the pressure of the insertion block 152 is increased or decreased according to the lever principle, so that the combination degree between the insertion block 152 and the exhaust hole is changed, when the insertion is tight, the pressure in the electric cooker is increased, and when the insertion is loose, the pressure in the electric cooker is decreased, so that the air pressure is controlled.

Example 6

As shown in fig. 1, further, a filter screen 16 is further included, the filter screen 16 is wrapped at the lower end of the rubber tube 74, and the diameter of the wrapped body of the filter screen 16 is larger than the inner diameter of the through hole 12 on the partition board 10. The setting aperture of filter screen 16 is less than the aperture of the grain of rice, can prevent that the grain of rice from entering into water delivery mechanism 7 from rubber tube 74, not only can prevent to block up, prevents the waste of the grain of rice moreover. The weight of the end of the rubber tube 74 can be increased by the arrangement of the filter screen 16, so that the rubber tube 74 can be more smoothly stretched into and pulled out, and the filter screen 16 is large enough so that the filter screen 16 cannot penetrate through the through hole 12.

The rubber tube 74 for water delivery is taken into the upper cover 2 when not used, and cannot be seen from the outside, so that the appearance is attractive and sanitary;

the magnetic switch 14 is arranged, so that the electric cooker is attractive, the pressure in the cooker exceeds the magnetic upper cover 2 and is automatically opened, the explosion hazard is avoided, and the production is easier;

the weight of the cover plate 151 at the end of the exhaust port is changed by sliding the moving block 154, and the air pressure in the cooker is changed by the coupling degree of the insert block 152 and the exhaust port, thereby changing the taste of the rice.

The working principle of the invention is as follows:

rice grains are lifted to the conical device 5 from the rice storage bin 3 through the rice conveying device 4, the rice grains enter the inner container 61 from the conical device 5, the electromagnetic valve 76 on the water inlet pipe 71 is opened at the moment, so that high-pressure water enters the inner container 61 through the rubber pipe 74, the rice grains are elutriated through the high-pressure water at the moment, after the elutriation is completed, the electromagnetic valve 76 is closed, the water pump 77 on the drain pipe 73 is opened at the moment, the rice-elutriation water in the inner container 61 can be sucked into the sewage container 9 through the rubber pipe 74, and at the moment, the end part of the drain pipe 73 is opposite to the sewage container 8 through the matching of the electromagnet 78 and the iron block 79, so that the drainage accuracy is improved; after the sewage discharge is finished, the rubber tube 74 is driven by the telescopic device 75 to be pulled up to the space formed by the partition board 10 and the upper cover 2, and most of the rubber tube 74 is folded in the space, so that the space is saved, and the rubber tube is more attractive and sanitary; when rice is cooked, the inner container 61 is heated and cooked through the heating plate 62 at the lower end of the inner container 61, when rice water needs to be discharged, the rotating motor 751 of the telescopic device 75 is controlled through the circuit board of the electric rice cooker, the rotating motor rotates reversely to drive the rubber tube 74 to enter the inner container 61, the rice water is sucked into the rice water container 9 reversely through the control water pump 77 and is matched with the electromagnet 78, and the rice water is made to enter the rice water container 9 accurately.

Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.

Claims

1. An improved electric cooker is characterized in that: comprises a shell, an upper cover, a rice storage bin, a rice delivery device, a conical device, a rice cooking device, a water delivery device, a sewage container, a rice water container and a partition plate, wherein the upper end of the shell is open, the upper cover is arranged at the opening at the upper end of the shell, the rice storage bin, the rice cooking device and the water delivery device are arranged in the shell, the rice storage bin and the rice cooking device are arranged at the bottom in the shell, the rice storage bin is arranged at the side part of the rice cooking device, the water delivery device is arranged in the upper cover, the rice delivery device is arranged in the rice storage bin, the upper end outlet of the rice delivery device is fixedly connected with the conical device, the conical device is arranged above the upper opening of the rice cooking device, the lower end of the upper cover is fixedly provided with the partition plate, the water delivery device is arranged in a cavity between the upper cover and the partition plate, one end of the water delivery device extends into the rice cooking device, the other end of the, the sewage container and the rice water container are arranged outside the shell, and the middle part of the water delivery device is connected with tap water to enter water;

the exhaust pipe is vertically arranged in the upper cover, the top end of the exhaust pipe penetrates through the upper cover upwards and is provided with an exhaust hole, and the bottom end of the exhaust pipe penetrates through the partition plate downwards and is provided with an air inlet;

still include the pressure regulating device, the pressure regulating device includes apron, inserted block, connecting axle, movable block and shifting chute, apron one end pass through the connecting axle with upper cover top swivelling joint, apron other end lower part is equipped with the inserted block, the inserted block is inserted and is established in the exhaust hole, the apron top is equipped with the shifting chute, be equipped with the movable block in the shifting chute, the shifting chute is located between inserted block end and the connecting axle head, the movable block lateral part is equipped with anti-skidding rubber pad.

2. The improved electric cooker as claimed in claim 1, wherein: the telescopic device comprises a rotating motor, a groove wheel and a pressing plate, wherein the rotating motor is fixedly adhered to the upper end of the partition plate, the rotating motor is connected with the groove wheel through a rotating shaft in a transmission mode, the groove wheel is arranged on one side of the through hole, the other side of the through hole is fixedly adhered to the partition plate, the pressing plate is arranged on the outer side of the groove wheel, and the rubber tube is arranged in the groove wheel in a penetrating mode and is in contact with the pressing plate.

3. The improved electric cooker as claimed in claim 2, wherein: the groove wheel inner groove is provided with anti-slip patterns, the outer wall of the rubber tube is provided with the anti-slip patterns, and the inner side wall of the pressing plate is a smooth surface.

4. The improved electric cooker as claimed in claim 1, wherein: the telescoping device includes rotating electrical machines, hob, bolt, mounting hole, slider and spout, spout fixed mounting is in the baffle top, spout one end for perforating on the baffle, spout other end fixed mounting has rotating electrical machines, the hob is connected in the rotating electrical machines transmission, the hob is located directly over the spout and with the spout is parallel, be equipped with the slider in the spout, the welding of slider top has the bolt, the bolt is worn to establish on the hob and with hob screw-thread fit, the bolt upper end is equipped with the mounting hole, the rubber tube is worn to establish and is pasted in the mounting hole.

5. An improved electric rice cooker as claimed in claim 3 or 4, characterized in that: the anti-overflow rice cooker is characterized by further comprising an anti-overflow sensor, wherein the anti-overflow sensor is arranged at the lower end of the partition plate and electrically connected with a circuit board of the rice cooker, and the water pump and the rotating motor are electrically connected with the circuit board of the rice cooker.

6. The improved electric cooker as claimed in any one of claims 1-4, wherein: still include magnetic switch, magnetic switch includes two and magnet pieces of iron plate, two are located the upper cover edge, be equipped with on the shell with two complex magnet pieces of iron plate.

7. The improved electric cooker as claimed in any one of claims 1-4, wherein: the rubber tube is characterized by further comprising a filter screen, wherein the filter screen is wrapped at the lower end of the rubber tube, and the diameter of the filter screen wrapping body is larger than the inner diameter of the through hole in the partition plate.