CN101731938B

CN101731938B - Electric pressure cooker

Info

Publication number: CN101731938B
Application number: CN201010114236XA
Authority: CN
Inventors: 崔美娟
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-01-27
Filing date: 2010-01-27
Publication date: 2012-02-29
Anticipated expiration: 2030-01-27
Also published as: CN101731938A

Abstract

The invention provides an electric pressure cooker which can solve the problems caused by arranging an electrical motor on the cover of the cooker in the prior art. The technical scheme is as follows: the electric pressure cooker comprises an inner pot, an outer pot, a shell, a heating plate, the electrical motor and a stirrer, wherein the electrical motor is arranged in the lower part of the outer bottom surface of the inner pot, the motor shaft is connected with a main driving disc, the inner bottom surface of the inner pot is provided with a drive shaft sleeve, the inside of the drive shaft sleeve is provided with a drive shaft, the stirrer is fixedly connected with the upper end of the drive shaft through a stirrer sleeve, the lower end of the drive shaft passes through the bottom surface of the inner pot and is fixedly connected with an auxiliary driving disc, and the main driving disc and the auxiliary driving disc constitute a clutch. As the electrical motor and the motor shaft are arranged in the lower cavity of the outer bottom surface of the inner pot, the weight of the cover of the cooker is reduced, when the cover is opened, the motor shaft and a stirring blade are not needed to take out so as to avoid the phenomenon of taking soup or rice along with the motor shaft and the stirring blade out of the cooker, reduce the space occupied by the cover and ensure to conveniently and hygienically place the cover.

Description

Electric pressure cooking saucepan

Technical field

The present invention relates to the culinary cuisine utensil, specifically, relate to electric pressure cooking saucepan, especially have the electric pressure cooking saucepan of the function of mixing.

Background technology

Along with the popularization and application of electric pressure cooking saucepan, the consumer has new requirement to the electric pressure cooking saucepan function.Hope increases agitating function on the original function of pot of electric pressure basis, mainly be to stir when being used for cooking, makes bread to mix flour with cake is preceding, and can make food become pasty state, to satisfy the demands of consumers.In the prior art, Chinese patent number: 200820002115.4, utility model title " electric pressure cooking saucepan of belt stirrer ".This technical scheme is to be provided with motor in the pot cover bottom, and machine shaft inserts in the pot, and its lower end is fixedly connected with the stirring blade.During work, motor-driven rotatable shaft drives blade food is smashed and stirred, thereby obtains paste food.Though this technical scheme has realized stirring and smashing function, the following deficiency that also exists: 1,, make the pot cover volume increase, Heavy Weight, the state of formation " nose heave ", operation inconvenience because motor is arranged in the pot cover.2, in use, pot cover is often need to open and buckle, and when opening, is to need related machine shaft and blade together to take out, and opens and buckle the pot cover inconvenience, and pot cover adds that machine shaft and blade are placed on the kitchen tools and takes up space.3, also because machine shaft and blade are immersed in the food, can make machine shaft and blade connect soup band meal when opening pot cover and together take out of, meal soup is dropped on the cabinet, causes waste and unhygienic.4, machine shaft is provided with from the top down, and the blade cantilever is arranged in the pot, and the drag effect that machine shaft and blade produced is on pot cover; Cause pot cover unstable, when serious, can make pot body crooked, excessive or disappointing; Long and for a long time it, also can cause the binding site of machine shaft and pot cover to wear and tear.5, adopt pot motor, about 10000 rev/mins, rotating speed is too high, is prone to form part meal soup and overflows at the pot cover inner face, causes waste.Also because rotating speed is too fast, do not possess functions such as auto dish frying and face, purposes and function are restricted.

Summary of the invention

The invention provides a kind of electric pressure cooking saucepan, it can solve the problem that motor that prior art exists is arranged on the pot cover to be brought.

In order to reach the purpose that solves the problems of the technologies described above, technical scheme of the present invention is a kind of electric pressure cooking saucepan; Comprise loam cake, interior pot, outer pot, shell, heating plate, motor and agitator; It is characterized in that: said motor is arranged on the outer bottom bottom of said interior pot, and said motor shaft connects the main transmission dish, and the inner bottom surface of said interior pot is provided with driving sleeve; Be provided with power transmission shaft in the said driving sleeve; Said agitator is fixed on said power transmission shaft upper end through the connection of stirrer shaft cover, and said power transmission shaft lower end passes said interior the bottom of a pan face, and is fixedly connected with from drive plate; Said main transmission dish and said from drive plate formation clutch, said power transmission shaft is provided with seal.

The present invention has following supplementary technology scheme:

Said motor is arranged in the outer bottom lower chamber of said outer pot, and said motor and said outer pot bottom surface are fixed; Perhaps, said motor is fixed on the inner bottom surface of said outer casing base, and perhaps said motor is fixed on the motor cabinet of inner bottom surface of said outer casing base.

Said clutch is a jaw clutch, or engagement sleeve, and the profile of tooth of said jaw clutch engaging tooth is rectangle, trapezoidal or zigzag.

The profile of tooth of said clutches engaged tooth is triangle or arrow-shaped, and the field of conjugate action of said triangle engaging tooth is body of rod position, and the body of rod is the plane; The field of conjugate action of said arrow-shaped engaging tooth is the rear end face of arrow, and rear end face is the inclined-plane.

Said seal is: be set with sealing cup on the said power transmission shaft of said driving sleeve upper end, be set with sealing ring on the said drive shaft body in the said driving sleeve.

Said agitator has at least one paddle, and when said paddle was multi-disc, said paddle was height setting straggly.

Said heating plate is an annular, and said clutch is positioned at the intermediate hollow place of said heating plate.

Also be provided with controller, the pot outer bottom is provided with temperature sensor in said, and the temperature of pot is controlled the temperature in the pot under said controller and the said temperature sensor effect in being used for detecting.

Said motor is the low-speed big motor, and perhaps said motor is the low-speed big motor that has gear reduction, and said motor realizes speed governing under the control of said controller, and said range of motor speeds is 10-120 rev/min.

Said heating plate directly or indirectly is connected fixing with screw and said outer pot, and said heating plate is attached on the said interior pot outer bottom.

The present invention compared with prior art has the following advantages and good effect:

1, since motor and motor shaft be arranged in the outer bottom lower chamber of pot, make pot cover weight saving, when opening pot cover; Need not related taking-up motor shaft and stir blade; Avoided connecting the phenomenon that soup band meal is together taken out of, and reduced pot cover and take up space, it is convenient, healthy to place pot cover.

2, adopt the kind of drive of clutch, clutch is convenient, and it is big to transmit moment of torsion, and reliability is high, long service life, and can take out interior pot easily.

3, adopt the version of power transmission shaft and driving sleeve, operating reliability is high, and wearability is good, and fault rate is low.

4, stirring vane adopts height setting straggly, can layering stir, and stirs, and mixing effect improves.

5, adopt sealing cup and sealing ring dual-seal, make end face and axis body thorough seal, good sealing effect.

6, motor is the low-speed big motor, has improved mixing power, and can carry out functions such as auto dish frying and face, has expanded function of use.

7, at interior pot bottom temperature sensor is arranged, the temperature of pot in being used for detecting, under controller and the temperature sensor acting in conjunction to pot in food temperature control, to realize appropriate culinary art effect.

8, heating plate is an annular, and heating plate is connected fixing with said outer pot with screw, and said heating plate is attached on the said interior pot outer bottom, and in conjunction with firm, heat-transfer effect is good.

9, the present invention has stewedly, fried, cooks, and boils, and mode such as fries in shallow oil, and also has timing working, auto dish frying, and face, stirs food, makes bread, makes functions such as cake.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the present invention is described in detail.

Fig. 1 is the cutaway view of the embodiment of the invention;

Fig. 2 is the structural representation after Fig. 1 embodiment removes cover unit and interior pot parts;

Fig. 3 is the structural representation of pot parts in Fig. 1 embodiment;

Fig. 4-1, Fig. 4-2, Fig. 4-3, Fig. 4-4 and Fig. 4-the 5th, the structural representation of one of clutch embodiment among the present invention diverse location and state.

Fig. 5-1, Fig. 5-2, Fig. 5-3, Fig. 5-4 and Fig. 5-the 5th, two diverse locations of the clutch embodiment among the present invention and the structural representation of state;

Fig. 6 is the partial enlarged drawing at the clutch position among the present invention.

1, outer pot; 2, sealing strip; 3, interior pot; 4, pressure limiting valve; 5, loam cake; 6, shell; 7, outer casing base; 8, controller; 9, heating plate; 10, temperature controller; 11, agitator; 11-1, stirring vane; 12, motor; 13, main transmission dish; 13-1, main engaging tooth; 14, driving sleeve; 15, agitator axle sleeve; 16, power transmission shaft; 16-1, power transmission shaft dome; 17, sealing ring; 18, from drive plate; 18-1, from engaging tooth; 19, sealing cup; 20, temperature sensor; 21, interior pot handle; 21-1, handle body; 22, nut; 23, screw; 24 nuts.

The specific embodiment

Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 6; Motor 12 is arranged in the outer bottom lower chamber of outer pot 1; Motor 12 is fixed with outer pot 1 underrun screw, and the rotating shaft of motor 12 is upward through outer pot 1 bottom surface, and the rotating shaft of motor 12 connects main transmission dish 13 with nut 24; The inner bottom surface of interior pot 3 is provided with driving sleeve 14, is provided with power transmission shaft 16 in the driving sleeve 14.

Agitator 11 is fastened on power transmission shaft 16 upper ends through agitator axle sleeve 15, and connected mode can adopt key connection, square shaft to connect, and also can spot welding connect.Pot 3 bottom surfaces in power transmission shaft 16 lower ends pass, and be fixed with from drive plate 18 through nut, main transmission dish 13 with constitute clutches from drive plate 18.

In order to realize the sealing of end face seal and axis body; Be set with caulking gum leather cup 19 on the power transmission shaft 16 of driving sleeve 14 upper ends; Caulking gum leather cup 19 is between driving sleeve 14 upper ends and power transmission shaft dome 16-1; Form location up and down like this, so that caulking gum leather cup 19 plays the double action of end face and sealing.The axis body of power transmission shaft 16 bottoms is set with sealing ring 17 again, and sealing ring 17 is 0 type rubber seal, thereby realizes two road sealings, adopts above-mentioned hermetically-sealed construction form, can guarantee that the soup meal can the direct-axis body drain not go out.

Agitator 11 has a slice paddle 11-1 at least, and present embodiment agitator 11 has two paddle 11-1, and the setting straggly of paddle 11-1 height forms difference in height, and difference in height is approximately blade height.The low paddle 11-1 in position is near interior the bottom of a pan face, can realize that like this layering stirs, and mixing effect is good.The thickness of paddle 11-1 is about 2mm, adopts stainless steel to process, or also can adopt other material to process.

In order to realize the good heat transfer effect, heating plate 9 is an annular, and it is fixing that heating plate 9 usefulness screws 23 are connected with outer pot 1 bottom surface, when putting in during pot 3, can make heating plate 9 be attached to said on pot 3 outer bottoms.Constitute the hollow position that clutch is positioned at heating plate 9 by main transmission dish 13 with from drive plate 18, so that hollow position forms the zone that can hold clutch.

Motor 12 is selected the low-speed big motor for use, and perhaps motor 12 is the low-speed big motors that have gear reduction, and motor 12 can realize speed governing under the control of controller 8, and said range of motor speeds is 10-120 rev/min.Present embodiment is selected 30 rev/mins for use.

Be provided with temperature sensor 20 at interior pot 3 outer bottoms, the temperature of pot under the acting in conjunction of controller 8 and temperature sensor 20, can be controlled the temperature in the pot in being used for detecting, to realize the functions such as heating, insulation and automatic powered-down that heat up.To reach the satisfied culinary art effect and the purpose of conservation of power.

Shell 6 can be split type with outer casing base 7, also can be integral type, and embodiment illustrated in figures 1 and 2 is split type.

As variation, motor 12 can be fixed on outer casing base 7 inner bottom surfaces, and perhaps motor 12 is fixed on the motor cabinet of inner bottom surface of outer casing base 7 (motor cabinet is not shown).

Referring to Fig. 4-1, Fig. 4-2, Fig. 4-3, Fig. 4-4 and Fig. 4-5, clutch has two pairs of engaging tooths, and the front end of engaging tooth is a triangle, and triangle is an equilateral triangle.The field of conjugate action of a pair of tooth is the body of rod position of engaging tooth, and the body of rod is the plane.Referring to Fig. 4-5, main engaging tooth 13-1 with rely on body of rod engagement from engaging tooth 18-1, thereby transmit moment of torsion.Adopt the said structure form, clutch is reliable, and it is big to transmit moment of torsion.

Referring to Fig. 5-1, Fig. 5-2, Fig. 5-3, Fig. 5-4 and Fig. 5-5, clutch has two pairs of engaging tooths, and engaging tooth is an arrow-shaped, and the field of conjugate action of arrow-shaped engaging tooth is the rear end face of arrow, and rear end face is the inclined-plane.Referring to Fig. 5-5, main engaging tooth 13-1 with rely on the engagement of inclined-plane, arrow rear end from engaging tooth 18-1, bevel angle is 45 °; Each other against fastening, transmit moment of torsion through the inclined-plane, mesh effective; Can not skid, difficult drop-off, it is big to transmit moment of torsion; Running steadily, and main engaging tooth 13-1 with have enough intensity from engaging tooth 18-1.

The scope of clutches engaged tooth is 1 pair to 6 pairs, can confirm according to factors such as the specification of pot and motor output torque sizes.Commonly used is two or three pairs of.

Clutch can also be jaw clutch, or engagement sleeve, and the profile of tooth of jaw clutch engaging tooth is rectangle, trapezoidal or zigzag.

When needs stir, open motor 12, rotate with drive power transmission shaft 16 from engaging tooth 18-1 through main engaging tooth 13-1, and then agitator 11 is rotated; Stirring vane 11-1 is stirred and incision of food, with the realization auto dish frying, and face; Stirring, incision of food are made bread, make functions such as cake.

Interior pot 3 also is provided with handle 21, can realize conveniently taking out and put into pot 3.Handle body 21-1 is the U-shaped of continuous arrangement and inverted U-shaped shape, to satisfy requirements such as installation site.

The above only is preferred embodiment of the present invention, is not to be the restriction of the present invention being made other form, and any professional and technical personnel of being familiar with possibly utilize the technology contents of above-mentioned announcement to change or be modified as the equivalent embodiment of equivalent variations.But everyly do not break away from technical scheme content of the present invention, to any simple modification, equivalent variations and remodeling that above embodiment did, still belong to the protection domain of technical scheme of the present invention according to technical spirit of the present invention.

Claims

1. an electric pressure cooking saucepan comprises loam cake, interior pot, outer pot, shell, heating plate, motor and agitator, it is characterized in that: said motor is arranged on the outer bottom bottom of said interior pot; Said motor shaft connects the main transmission dish; The inner bottom surface of pot is provided with driving sleeve in said, is provided with power transmission shaft in the said driving sleeve, and the power transmission shaft dome is arranged on the said power transmission shaft; Said agitator is fixed on said power transmission shaft upper end through the connection of stirrer shaft cover; Said power transmission shaft lower end passes said interior the bottom of a pan face, and is fixedly connected with from drive plate, said main transmission dish and said from drive plate formation clutch; Said power transmission shaft is provided with seal; Said seal is: be set with the caulking gum leather cup on the said power transmission shaft of said driving sleeve upper end, said caulking gum leather cup is set with sealing ring on the said drive shaft body in the said driving sleeve between driving sleeve upper end and power transmission shaft dome.

2. electric pressure cooking saucepan according to claim 1 is characterized in that: said motor is arranged in the outer bottom lower chamber of said outer pot, and said motor and said outer pot bottom surface are fixed; Perhaps, said motor is fixed on the inner bottom surface of said outer casing base, and perhaps said motor is fixed on the motor cabinet of inner bottom surface of said outer casing base.

3. electric pressure cooking saucepan according to claim 2 is characterized in that: said clutch is a jaw clutch, or engagement sleeve, and the profile of tooth of said jaw clutch engaging tooth is rectangle, trapezoidal or zigzag.

4. electric pressure cooking saucepan according to claim 2 is characterized in that: the profile of tooth of said clutches engaged tooth is triangle or arrow-shaped, and the field of conjugate action of said triangle engaging tooth is body of rod position, and the body of rod is the plane; The field of conjugate action of said arrow-shaped engaging tooth is the rear end face of arrow, and rear end face is the inclined-plane.

5. according to claim 3 or 4 described electric pressure cooking saucepans, it is characterized in that: said agitator has at least one paddle, and when said paddle was multi-disc, said paddle was height setting straggly.

6. according to claim 3 or 4 described electric pressure cooking saucepans, it is characterized in that: said heating plate is an annular, and said clutch is positioned at the intermediate hollow place of said heating plate.

7. electric pressure cooking saucepan according to claim 6 is characterized in that: also be provided with controller, the pot outer bottom is provided with temperature sensor in said, and the temperature of pot is controlled the temperature in the pot under said controller and the said temperature sensor effect in being used for detecting.

8. electric pressure cooking saucepan according to claim 7 is characterized in that: said motor is the low-speed big motor, and said motor realizes speed governing under the control of said controller, and said range of motor speeds is 10-120 rev/min.

9. electric pressure cooking saucepan according to claim 7 is characterized in that: said motor is the low-speed big motor that has gear reduction, and said motor realizes speed governing under the control of said controller, and said range of motor speeds is 10-120 rev/min.

10. electric pressure cooking saucepan according to claim 6 is characterized in that: said heating plate directly or indirectly is connected fixing with screw and said outer pot, and said heating plate is attached on the said interior pot outer bottom.