CN100548194C

CN100548194C - Electric cooking device

Info

Publication number: CN100548194C
Application number: CNB2006101606071A
Authority: CN
Inventors: 安德鲁·约翰·格里戈尔
Original assignee: Sunbeam Corp Ltd
Current assignee: Sunbeam Corp Ltd
Priority date: 2005-11-29
Filing date: 2006-11-29
Publication date: 2009-10-14
Anticipated expiration: 2026-11-29
Also published as: CN1989883A; NZ551586A

Abstract

The invention discloses a kind of electric cooking device (10), the electrical heating elements (34) that it comprises container (14) and is used for cooking food.This equipment has the base portion (12) that is configured to support vessels (14) and can operate and the maintaining body of actuating certainly (28) that container (14) and base portion (12) are kept together.This equipment comprises and can operate and the release actuator (56) of release holding mechanism (28).

Description

Electric cooking device

Technical field

The present invention relates generally to electric cooking device, such as electric frying pan, electric frying pan and equipment with similarity.

Background technology

Electric cooking device such as electric frying pan, electric frying pan and similar devices is widely used in heating or cooking food.Usually, electric cooking device has the cooking container of heating in use.Container is heated by electrical heating elements.

To heating element heater, cable one end inserts near supply socket to electricity by cable transmission, and its other end can be installed mechanical thermostat, is used to control the temperature of heating element heater, and controls the temperature of container thus.The temperature of heating element heater is regulated according to food to be heated in container.

Because container heating when operation, it can not be placed directly into stand top or other surfaces, otherwise can cause damage potentially.Usually, container is installed on the base portion of being made by suitable heat-insulating material.Base portion is supported on the container on the stand upper surface when operation, protect this surface to avoid being heated simultaneously.Yet base portion has hindered the cleaning of container because container and base portion combine can be very heavy, even can not be stacked in the dish-washing machine or in tank, operate.

In specification, or not should not be considered to admit yet or advise that this correlation technique has constituted the general knowledge in Australia or any other jurisdiction of courts zone or can expect reasonably that the prior art confirmed, understands or think and have correlation by those skilled in the art with reference to any correlation technique.

Summary of the invention

An object of the present invention is to overcome or improve basically one or more shortcomings of existing apparatus.

First aspect present invention provides a kind of electric cooking device, comprising:

Container, it is configured to the food that is kept for cooking;

Base portion, it is configured to support vessels;

Electrical heating elements, it can be operated and heating container;

From the actuating maintaining body, but it is arranged to delivery mode container and base portion be kept together;

Discharge actuator, it can be operated with release holding mechanism and comprise handle, and at least one carrying handle, it is used for the user and carries described cooking equipment, and the described handle of described release actuator and described carrying handle are arranged side by side so that the described handle of user's described release actuator of manual activation when controlling described carrying handle.

But release holding mechanism can be done following adjusting: container is positioned at the installation site, but makes that release holding mechanism is installed to container base portion and need not further actuating in separable mode.But release holding mechanism can comprise bolt lock mechanism, this bolt lock mechanism is configured to be displaced to unlocked position by container when container moves to the installation site, and when container is in the installation site, be biased and return position latching, in separable mode container is installed to base portion thus.Discharging actuator can be handle, but can activate release holding mechanism by pulling moving when cooking equipment is in operating position.

Container can comprise the projection that has formed locating slot, and bolt lock mechanism can comprise breech lock and be used for the bias unit of latch biasing to bonding station, breech lock is configured to keep residing in the locating slot when being in bonding station, but with delivery mode container is installed to base portion thus.When breech lock is in bonding station, but breech lock termination projection and against locating slot.

Heating element heater is formed in the container by the base floor that is cast into container usually.

Electric cooking device also can comprise at least one bias component, and when container was installed on the base portion in separable mode, this bias component urged container and leaves base portion.When but container was installed to base portion with delivery mode, described at least one bias component can move to reduce the play between container and base portion.Described at least one bias component is formed by the elastically deformable heat proof material, and when container was installed to base portion in separable mode, this material was configured to be out of shape between container and base portion, and this material forces container to leave base portion when distortion.Particularly, described at least one bias component can be formed by a kind of silicone or silicone compounds.Described at least one bias component can be positioned on the base portion.Preferably, described at least one bias component comprises the pad of a plurality of elastically deformables, and these pads are spaced apart and be configured to the lower surface of contacting container when container is installed on the base portion in separable mode around base portion.

Electric cooking device also can comprise the heat reflector that is positioned on the base portion, and this heat reflector is used for heat is reflected towards container from electrical heating elements when using electric cooking device.

Electric cooking device also can comprise the electric wire holder, is used to hold the container end of electric wire and electricity is transmitted to electric cooking device from electric wire.The electric wire holder can be positioned on the container.

Container also can comprise the pour spout that the content that is suitable for allowing container topples over out from container.Pour spout can be the form of the groove around the corner regions that is formed on container.

Base portion can have expandable stents, and this support causes container to present obliquity when launching.

Description of drawings

Below with reference to accompanying drawing and only describe embodiments of the present invention, wherein by example:

Fig. 1 is the vertical view with the electric cooking device that is installed in the container on the base portion;

Fig. 2 is the upward view of electric cooking device among Fig. 1;

Fig. 3 is the side view of the electric cooking device of Fig. 1;

Fig. 4 is the front view of electric cooking device;

Fig. 5 is the rearview of electric cooking device;

Fig. 6 is the stereogram that is in the electric cooking device of installment state;

The vertical view of Fig. 7 after separating that is container from the electric cooking device;

Fig. 8 be observe from the bottom from base section from the stereogram of container of electric cooking device;

Fig. 9 is the stereogram from the container of Fig. 8 of top observation;

Figure 10 be the electric cooking device cut open along Fig. 7 center line B-B base portion side view cutaway drawing and be in the container of the electric cooking device of released state;

Figure 11 be the electric cooking device cut open along Fig. 7 center line B-B base portion local side view cutaway drawing and be in the container of the electric cooking device of installment state;

Figure 12 is the partial perspective cutaway view of bolt lock mechanism that is used to install the container of the base portion of electric cooking device and electric cooking device;

Figure 13 be the electric cooking device cut open along Fig. 7 center line A-A base portion side view cutaway drawing and be in the container of the electric cooking device of installment state.

The specific embodiment

Following explanation is with reference to preferred implementation of the present invention.For ease of exchanging, similar parts are by identical Reference numeral indication among the figure.

Fig. 1 to 6 shows the embodiments of the present invention of observing from a plurality of points of observation.Electric cooking device 10 has base portion 12 and container 14.Container 14 is shown is installed to base portion 12.But release holding mechanism is used for container 14 is installed to base portion 12.Container 14 can separate to allow cleaning from base portion 12 by operated latch latch mechanism 28.Container 14 more goes through from being separated in below with reference to Figure 10 to 13 of base portion 12.

Container 14 is made of the pan with base plate 16 and wall 18, and wall 18 is around base plate 16.The food of cooking-no matter be solid or liquid-be placed in the container 14.Wall 18 prevents that food from spilling from container 14.Container 14 can have multiple other shapes, as long as this shape can remain on food in the container 14.For example, container 14 can be the shape of pot.

Container 14 comprises the electrical heating elements (not shown).Electrical heating elements has resistance coil, and when electricity was fed to heating element heater, resistance coil produced heat.The heater that other electricity consumptions produce heat also is suitable.Preferably, between the base plate 16 of heating element heater and container 14, have good thermal conductance, thereby be delivered to the base plate 16 of container 14 by the heat that heating element heater produces.Electricity is fed to heating element heater by the cable (not shown), and cable inserts the connector 19 that is positioned at container 14.When container 14 is installed on the base portion 12, can be by the opening in base portion 12 near connector 19.

The shape of base portion 12 is configured to support vessels 14 when container 14 is installed to base portion 12.Preferably, base portion is made of the material that can bear high temperature, such as heat resistant plastice.Base portion 12 has shank 20, and shank is shelved on stand top or the similar surfaces with support base 12.In the end of shank 20 are rubber handgrips 22, and rubber handgrip 22 stops the slip of base portion 12 on stand top or similar surfaces.The shape of base portion 12 is configured to provide handle 24, is used for making the operator to carry electric cooking device 10.Handle 24 insulate mutually with heating element heater, and handle 24 can heating in operating process when electric cooking device 10.Base portion 12 has heat reflector 26 in addition, and when container 14 was installed to base portion 12, this heat reflector 26 was positioned at container 14 bottoms.Base portion 12 can have multiple shape.

Base portion can have support 27, and this support moves between punctured position and expanded position.Fig. 3 to 5 illustrates support 27 and is in expanded position.When support was in expanded position, its end from base portion 12 extended beyond two shanks 20 near support 27.When base portion was placed on the stand upper surface, base portion was shelved on support 27 and on two shanks 20 away from support 27.This causes the end of 27 expansion place of support of base portion 12 to raise with respect to other ends of base portion 12, thereby base portion 12 and container 14 tilt.The inclination of container 14 causes the content of container 14 to accumulate in the lower end of container 14 and allows to cook baste etc.

Support 27 can be along the following punctured position (referring to for example Figure 10) that moves by side to of base portion 12.For example, support 27 can pivot around being positioned at basiscopic hinge, to fold up along base portion 12 downsides.Support 27 for example snaps into expanded position from punctured position under the influence of bias component.When being in punctured position, support 27 does not extend beyond shank 20 from base portion 12.As a result, when base portion 12 was placed on the stand upper surface, base portion 12 and container 14 did not tilt.The shape of support 27 is configured to provide good stable for cooking equipment 10 when cooking equipment 10 is shelved on the support 27.Many difformities of support 27 and expansion setting are possible.

Operate electric cooking device by causing heating element heater to produce heat to the heating element heater power supply.Heat is delivered to container 14, container 14 heating as a result.The heat that leaves container 14 from the heating element heater radiation is by heat reflector 26 reflected back containers 14.This has improved from the heating element heater to the container 14 heat transmission, and has limited the heat that is delivered to the surface under the base portion 12.Food is placed in the container 14 of heating and is cooked.

Fig. 7 shows base portion 12 more detailed vertical views.Container is from base portion 12 separation and not shown.Base portion 12 has the opening 30 in conjunction with an end of container.Bolt lock mechanism 28 combines with the opposite end of container.Four biasing pads 32 are positioned on the upper surface of base portion 12.

Fig. 8 and 9 shows container 14.Electrical heating elements 34 is cast in the container 14 under base plate 16.Yet, can use the plurality of optional method that heating element heater 34 is arranged in the container 14, be included in integrally formed heating element heater 34 in the container 14, heating element heater is soldered to container 14, uses mechanical fastening device or adhesive.Preferably, heating element heater 34 is located such that container 14 thermally equivalents.

Container 14 is by can the metal of cooking food or metal alloy constitute safely in the above.Alternatively, the material of other heat conduction and safe cuisinary food is suitable.Container 14 can have coating.Coating can be protected container 14 to avoid wearing and tearing or corrode and/or provide to provide to be suitable for the surface of cooking food thereon.In addition or alternatively, coating can provide non-adhering surfaces, make the food of culinary art in container 14 easily to remove from container 14.Container 14 can have heat insulation handle, and this handle allows the people to control container 14 when container 14 still scalds.

Heating element heater 34 is connected to the connector 19 that is positioned at container 14 bottoms.Connector 19 has two fork folders that are designed to hold the electric wire (not shown).Connector 19 combines a upper surface, and this upper surface has formed the tongue 36 of a covering electric connector.Pin 38 is positioned under a part of base plate 16 relative with connector 19.Pin 38 is outstanding from container 14.Pin 38 is circular away from the end of container 14 and has locating slot, is formed in the groove in the pin in the case.In the embodiment of describing, groove is around around the pin and the rounded ends of abutment pin 38 and the cannelure that forms.Alternatively, groove does not extend around pin 38, but is formed on the contrary corresponding among the zone that remains on the breech lock in the groove.

The upper corners of chamber wall 18 caves in and has formed pour spout 40.The edge of pour spout 40 is circular and edge that be lower than container.Pour spout 40 allows the content of container 14 easily and easily to be poured into its desired locations from container, for example in the dish.If container 14 holds for example liquid of baste, pour spout 40 is effective especially.When toppling over, the shape of pour spout 40 is a liquid stream with the guiding of the content of container 14, and this liquid stream can the guiding easily by tilt container 14 suitably.The plurality of optional shape is suitable for pour spout 40.

Figure 10 shows the container 14 that separates with base portion 12.Base portion 12 has bolt lock mechanism 28.Figure 11 and 12 shows the zoomed-in view from actuated latch mechanism 28 that engages container 14.Bolt lock mechanism 28 has the shell 44 that holds this mechanism.Shell 44 has inner chamber 46.Breech lock 48 passes inner chamber 46.Breech lock 48 is advanced along the direction of arrow 52 with along the direction of arrow 53 limitedly.Breech lock 48 is by spring 50 biasings, and this spring 50 urges breech lock 48 along the direction of arrow 52.Can use other bias units such as elastic component.Breech lock has abutting end 54, and its shape is configured to the locating slot of double pointed nail 38.The other end of breech lock has handle 56.Handle 56 has the pulling handgrip, and this pulling handgrip is annular drawing article, can be moving by pulling of operator.Annular pull handle 56 positions can make that the user can enough the same hand operating handle 56 when controlling adjacent handle 24 sufficiently near carrying handle 24.Handle 24 can provide a strong point to overcome the effect of spring 50 with assisting users thus.Known in the prior art many optional bolt lock mechanisms can use these bolt lock mechanisms and not deviate from the present invention.

But container 14 can utilize following steps to be installed to base portion 12 with delivery mode.At first, by position shown in Figure 10, the end of container 14 that has tongue 36 is downward-sloping towards base portion 12.The tongue 36 of container 14 inserts opening 30 then.Tongue 36 extends in the opening 30 and 42 extensions along the inner passage in base portion 12.Container 14 descends towards base portion 12 then, thereby container 14 moves towards the installation site shown in Fig. 1 to 6.This causes the upper inside surface of tongue 36 butt inner passages 42, thus container 14 is remained on the base portion 12.

When container 14 when move the installation site, pin 38 moves towards bolt lock mechanism 28.Pin 38 is passed in opening and the contact breech lock 48 in the shell 44.Cause the round nose of pin 38 to overcome the bias force of spring 50 and breech lock is displaced to unlocked position along the direction of arrow 53 to installation site mobile containers 14.Align with the locating slot of pin 38 through breech lock 48 and breech lock 48 in case sell 38 round nose, spring 50 moves to latched position with breech lock 48 along arrow 52 directions.The abutting end 54 of breech lock and the detent engagement of pin 38 will be sold 38 thus and remain on correct position.Bolt lock mechanism is from activating, and container is installed to base portion causes engaging from actuated latch mechanism.Figure 11 and 12 shows bolt lock mechanism 28 that is in latched position and the container 14 that is in installment state.

Figure 13 shows the cutaway view of electric cooking device 10.Container 14 is shown to be installed on the base portion 12.When container 14 is in installment state, between container 14 and base portion 12, be squeezed at the biasing pad 32 on the base portion 12.Biasing pad 32 is formed by elastically deformable and heat-resisting material, such as silicone or silicone compounds.When 32 compressions of biasing pad, they tend to return undeformed state.This biasing container 14 is stretched in interior pin of bolt lock mechanism and the tongue in opening to make it leaving base portion 12.When container 14 is installed on the base portion 12, reduced play between container 14 and base portion 12 with respect to base portion 12 biasing containers 14.When being in the installation site, biasing pad 32 can additionally have the promptly surface of contacting container 14.Promptly the surface has high friction and catches container, and the direction on surface moves along being parallel to promptly with respect to base portion to stop container 14 thus.The biasing pad can have many optional settings.Biasing pad 32 can be positioned on the container 14.

In order to assist cleaning container 14, container 14 can easily with apace separate from base portion 12.At first, cable is extracted from connector 19.Secondly, in order to discharge container 14, the operator is along the direction pull handle 56 of arrow 53.In the time of on being positioned at stand top or similar surfaces, can be from the sidepiece of electric cooking device 10 near handle 56.This means that the operator can pull handle 56 and need not to move electric cooking device 10 or with electric cooking device 10 overturnings from operating position.The operator applies enough power and overcomes spring 50 and make breech lock 48 move with respect to the direction of electric cooking device 10 along arrow 53.The abutting end 54 of breech lock 48 leaves that pin 38 moves and separates with locating slot in the pin 38.So pin 38 discharges from bolt lock mechanism 28.

Discharge from bolt lock mechanism 28 in case sell 38, base portion 12 is left in biasing pad 32 container 14 ends that cause having pin 38.This assists the removal of container 14.After container 14 was moved by biasing pad 32, handle 56 can discharge.This causes spring 50 to move breech lock 48 along the direction of arrow 52.Because container 14 is removed from base portion by biasing pad 32, pin 38 has moved and when breech lock 48 returns latched position, has sold 38 and do not engage.The end that has the container 14 of pin 38 can be booked and promote then, with tongue 36 internally passage 42 remove by opening 30.Preferably, the shape of container 14 is configured to easily and easily clean or be placed in the dish-washing machine in tank.Container, heating element heater and socket can be by can not forming because of the material that washing is corroded.Alternatively, container, heating element heater and socket can be coated with anticorrosion.

But can use other mechanical devices that are used for release holding mechanism.For example, but release holding mechanism can have and be positioned on the container rather than be positioned at bolt lock mechanism on the base portion.In addition or alternatively, bolt lock mechanism can have more than one breech lock.In the case, can need not tongue.Bolt lock mechanism can engage the locating slot that is positioned on a plurality of projections.

Alternatively, bolt lock mechanism can engage and be positioned on the chamber wall but not be positioned at locating slot on the projection.

But release holding mechanism can pass through motor, electromagnet or similar devices activates, make push button or similar devices cause container from base section from.But release holding mechanism can comprise pulley, actuator lever, cam or similar plant equipment.Alternatively, the alternative handle of handling by lever principle that is pulled of lever.Bolt lock mechanism also can activate by rotating rotating disk or pushing button.Actuator can be positioned at the base portion upper surface but not the base portion sidepiece.

Above-mentioned embodiment of the present invention only is an example of the present invention, other modes that various features allows operation of the present invention wherein is set is interpreted as falling in the scope and purport of claim of the present invention and specification.

The present invention who describes in this specification and limit extends to and mentions in text or the accompanying drawing or from two or more the independent combination of features from obviously drawing.All these various combinations have constituted various optional aspect of the present invention.

The term that uses in this specification " comprises " that (perhaps its grammatical variants) means " comprising ", and should not be considered as getting rid of or limiting the existence of other elements or feature.

Claims

1. electric cooking device comprises:

Container, it is configured to the food that is kept for cooking;

Base portion, it is configured to support described container;

Electrical heating elements, it is used to heat described container;

From the actuating maintaining body, but it is arranged to delivery mode described container and described base portion be kept together;

Discharge actuator, it is used to discharge described maintaining body and comprises handle, and

At least one carrying handle, it is used for the user and carries described cooking equipment, and the described handle of described release actuator and described carrying handle are arranged side by side so that the described handle of user's described release actuator of manual activation when controlling described carrying handle.

2. electric cooking device as claimed in claim 1 wherein is installed to described container described base portion and causes the described maintaining body that activates certainly to engage, thereby described container and described base portion are kept together.

3. electric cooking device as claimed in claim 1 wherein saidly comprises from activating maintaining body:

Breech lock, it is configured to just shifting to installation site hour offset on described base portion to unlocked position when described container; And

Biasing mechanism, it is configured to when described container is in described installation site described breech lock be urged latched position, but with delivery mode described container is installed to described base portion thus.

4. electric cooking device as claimed in claim 3 wherein saidly also comprises from activating maintaining body:

Projection, it has the locating slot that is formed at wherein, and described locating slot is arranged to keep described breech lock, and wherein in described installation site, described biasing mechanism urges described breech lock into described locating slot.

5. electric cooking device as claimed in claim 4, wherein said projection are arranged on the described container and described breech lock and described biasing mechanism are arranged on the described base portion.

6. electric cooking device as claimed in claim 4, wherein said projection are configured to when described container and described base portion are just entering described installation site described breech lock is displaced to described unlocked position.

7. electric cooking device as claimed in claim 3, described handle that wherein can the described release actuator of manual operation is to be displaced to described unlocked position with described breech lock.

8. electric cooking device as claimed in claim 1, wherein said container comprises electrical heating elements.

9. electric cooking device as claimed in claim 1 comprises a plurality of releasable maintaining bodies, and it can be operated so that described container and described base portion are kept together.

10. electric cooking device as claimed in claim 1, wherein said container has outstanding flange, the shape of described flange is configured to the groove interior with being formed on described base portion and engages, thereby, if described container is installed to described base portion, being bonded with each other of described outstanding flange and described groove as jointly described container and described base portion being kept together from activating maintaining body with described.

11. electric cooking device as claimed in claim 10, wherein said groove are passages, when described container was installed to described base portion, described passage made it possible near described electrical heating elements.

12. electric cooking device as claimed in claim 10, the shape of wherein said container and described base portion cooperatively interacts, thereby makes and describedly engage and make described container can be installed to described base portion from activating maintaining body by making described outstanding flange engages in described passage and then move described container with respect to described base portion.

13. electric cooking device as claimed in claim 1 also comprises at least one bias component,

When described container was installed on the described base portion, described bias component urged described container and leaves described base portion and reduce play between described container and described base portion.

14. electric cooking device as claimed in claim 13, wherein said at least one bias component is formed by material heat-resisting and can strain when described container is installed on the described base portion, and the elastic deformation material urges described container and leaves described base portion.

15. electric cooking device as claimed in claim 14, wherein said material is a silicone based material.

16. electric cooking device as claimed in claim 13, wherein if described release actuator is activated, described at least one bias component action is described from the joint again that activates maintaining body to prevent described container is moved apart described base portion.

17. electric cooking device as claimed in claim 13, wherein said at least one bias component comprises a plurality of elastically deformable pads, but described pad is spaced apart and be configured to contact the lower surface of described container when described container is installed to described base portion with delivery mode around described base portion.

18. electric cooking device as claimed in claim 1, wherein said base portion comprises heat reflector, and when described container was installed to described base portion, described heat reflector was arranged to the heat from described electrical heating elements is reflected towards described container.

19. electric cooking device as claimed in claim 1, wherein said container comprises pour spout, is used for when food guide food when described container topples over out.

20. electric cooking device as claimed in claim 19, wherein said pour spout are formed in the groove of the operability top edge of container.

21. electric cooking device according to claim 1, wherein said base portion comprises a support that can launch, described support can move between punctured position and expanded position, at punctured position, described base portion is configured to support described container along first orientation, at expanded position, described base portion is configured to support described container along the orientation that tilts with respect to described first orientation.

22. electric cooking device as claimed in claim 21 comprises pour spout, wherein at described tilted alignment, described pour spout is near the operability lower area of described container.