CN203967432U - For utensil being connected to 360 ° of wireless electrical connection systems of power source base - Google Patents

Abstract

The utility model discloses a kind of roughly 360 ° of wireless electrical connection systems that utensil are connected to power source base, described system comprises pin connector (3) and corresponding socket connector (4), pin connector (3) comprises approximate centre plug conductors (530), be electrically connected for the respective socket conductor (137L) interior with the approximate centre socket (564) of socket connector (4), pin connector (3) also comprises and is positioned at approximate centre plug conductors (530) outside at least the second and the 3rd conductor (127, 534N), the each of the second conductor and the 3rd conductor has different radial distances apart from approximate centre plug conductors (530), be used for the respective conductors (137 with socket connector (4), N, 137N) electrical connection.

Description

For utensil being connected to 360 ° of wireless electrical connection systems of power source base

Technical field

The utility model relates to a kind of for the control device of liquid heating vessel and electric equipment with for the parts of this control device.Aspects more of the present utility model relate to wireless electric equipment.

Background technology

In home appliances industry, exist for reduce miscellaneous small appliances parts price or reduce the lasting business pressure for the component costs of miscellaneous small appliances.

A factor is to reduce the cost that uses the parts in these utensils.It is more than the cost of material or element that the inventor understands problem, and recognize to have by mutually relevant factor and reduce the impact of home appliances or the needs of cost, and this mutual relevant factor comprises other business, logistics and environment aspect.Unchangeably, the material price to utensil is brought positive influences by the quality or the volume that reduce the material using in utensil.Then, also have other side can significantly reduce cost, for example, reprocess, transport and pack.

The mode that another kind reduces utensil cost is to reduce the material cost of control device and connector system.Conventionally, utensil need to have the power of the specified 2kW of 240v, and works at very high temperature.For example, the plastics that use in control device and connector component are the advanced engineering type plastics with special characteristics, in order to adapt to very concrete safety critical demand.Conventionally, in the prior art, 360 ° of control device that are integrally formed and the plastics cost of connector occupied control device material cost up to 60%, therefore anyly all will produce materially affect to component costs in order to the improvement that reduces these costs.

Utility model content

According to an aspect of the present utility model, be provided with the roughly 360 ° of wireless electrical connection systems for utensil being connected to power source base, described system comprises pin connector and corresponding socket connector, described pin connector comprises approximate centre plug conductors, described approximate centre plug conductors is for being electrically connected to the corresponding socket conductors in the approximate centre socket of described socket connector, described pin connector also comprises at least the second conductor and the 3rd conductor that are positioned at approximate centre plug conductors outside, for with being electrically connected of the respective conductors of described socket connector, this second conductor and the 3rd conductor distance approximate centre plug conductors have different radial spacings.

According on the other hand of the present utility model, be provided with 3 or 360 ° of wireless electrical connection systems of more conductors for electrical device, wherein space requirement is reduced.

According on the other hand of the present utility model, be provided with the 360 ° of connected systems of waterproof for electrical device, wherein space requirement is reduced.

According on the other hand of the present utility model; be provided with the roughly 360 ° of wireless electrical connection systems for utensil being connected to power source base; described system comprises pin connector and corresponding socket connector; socket connector comprises at least one electrical connection section that is arranged on socket connector outside; and each electrical connection section has guard shield, for the protection of described electrical connection section.

According on the other hand of the present utility model, be provided with the roughly 360 ° of wireless electrical connection systems for utensil being connected to power source base, described system comprises pin connector and corresponding socket connector, described socket connector comprises the pedestal that is connected to this, and the top of described pedestal has the described aperture being communicated with the discharger fluid of described connector.

According on the other hand of the present utility model, be provided with a kind of heat control device equipment for heating vessel, described heating vessel has heating element plate, and described equipment comprises: the connector assembly with the electric connecting part of control device; And chassis assembly, described chassis assembly is for being connected to or forming a part for heating element plate; Described chassis assembly and described connector assembly connect removedly; And described connector assembly comprises the grounding connection portion that maybe can be connected to described chassis that connects removedly; And described chassis also comprises clamping device, described clamping device is for being connected with described heating element plate, and described clamping device also comprises aperture, and described aperture is for reducing hot path or the heat conduction between heating element plate and connector assembly.

According on the other hand of the present utility model, be provided with a kind of heat control device equipment for heating vessel, described heating vessel has heating element plate, described equipment comprises the chassis for being installed to described heating element plate, described chassis has at least one bimetallic actuator being arranged on near the actuator installation portion described element board, and there is at least one elastic part for described chassis elasticity being installed to described heating element plate, actuator is controlled by the last installation site on elasticity chassis to the degree of approach of described plate, the respective surfaces of clamping device and for engaging and/or being not coplanar in abutting connection with the respective surfaces of the actuator installation portion of described heating element plate.

According on the other hand of the present utility model, be provided with a kind of heat control device equipment for heating vessel, described heating vessel has heating element plate, described equipment comprises the chassis for being installed to described heating element plate, described chassis has at least one bimetallic actuator being arranged on near the actuator installation portion described element board, and there is clamping device, described clamping device is for being installed to heating element plate by chassis, the respective surfaces of clamping device and for engaging and/or being not coplanar in abutting connection with the respective surfaces of the actuator installation portion of described heating element plate, make actuator to the degree of approach of plate by engaging and/or in abutting connection with the actuator installation portion control of heating element plate.

Clamping device can comprise aperture, and described aperture is in order to reduce hot path or the heat conduction between heating element plate and equipment.

According on the other hand of the present utility model, be provided with a kind of heat control device equipment for heating vessel, described heating vessel has heating element plate, described equipment comprises connector assembly, described connector assembly comprises the electric connecting part of control device, at least one in described electric connecting part comprises by smooth or light sheet material punching press, the folding and/or conductor that is shaped, holds or comprise in order to set up the hollow center part that separates contact.

According on the other hand of the present utility model, be provided with a kind of heat control device equipment for heating vessel, described heating vessel has heating element plate, and described equipment comprises the connector assembly of the electric connecting part with control device; With the chassis assembly for being installed to described heating element plate, described chassis assembly has at least one bimetallic actuator being installed to near the actuator installation portion described heating element plate, described connector assembly comprises the guiding device for holding at least one push rod, wherein said guiding device is arranged to guide the motion of described push rod, make the deflection of thermo bimetal's blade be transformed into rectilinear motion, this rectilinear motion can operate the electric connecting part with disconnect connector assembly.

According on the other hand of the present utility model, be provided with a kind ofly for utensil being connected to roughly 360 ° of wireless electrical connection systems of power source base, described system comprises: for the pin connector of described utensil; With the respective socket connector for described power source base, described pin connector comprises the main moulded parts with annular channels, described annular channels is for engaging with the socket connector of described power source base, there is the device for holding actuator and single elastomeric element with described main moulded parts, described actuator be used for making utensil energising and described single elastomeric element in order to described actuator is biased to open position in the time that described utensil separates from described power source base; And described socket connector comprises the main moulded parts for engaging with described elastomeric element.

According on the other hand of the present utility model, be provided with a kind ofly for utensil being connected to roughly 360 ° of wireless electrical connection systems of power source base, described system comprises: for the pin connector of described utensil; With the respective socket connector for described power source base, described pin connector comprises the main moulded parts with annular channels, described annular channels is for engaging with the socket connector of described power source base, there is the device for holding actuator and single elastomeric element with described main moulded parts, described actuator be used for making utensil energising and described single elastomeric element in order to described actuator is directly biased to open position in the time that described utensil separates from described power source base; Described socket connector comprises the main moulded parts for directly engaging with described elastomeric element.

According on the other hand of the present utility model, be provided with a kind of heat control device equipment for cordless device, described control device comprises pin connector, described pin connector comprises annular channels, described annular channels is for engaging with the socket connector of power source base, and there is single elastomeric element, described single elastomeric element can operate to engage with the actuator on described utensil, described single elastomeric element is arranged, in the time that pin connector separates from socket connector, actuator is pushed to open position, thus cutting appliance.

According on the other hand of the present utility model, be provided with a kind of heat control device equipment for wireless heating vessel, described container comprises apparatus body and the power source base with heating element, described heat control device comprises actuator, described actuator can operate so that heating element energising, described heat control device also comprises single elastomeric element, said single elastomeric element is in order to be biased to described actuator open position in the time that described power source base is separated at described apparatus body, and in the time that described apparatus body engages with described power source base, described actuator is biased under off-state.

According on the other hand of the present utility model, be provided with a kind of heat control device equipment for heating vessel, described heating vessel has heating element plate, described equipment has connector assembly, described connector assembly comprises: main moulded parts, described main moulded parts has the actuator installation portion at least one bimetallic actuator is installed, and described bimetallic actuator can operate to activated by steam; And bistable actuator, described bistable actuator is pivotally mounted on described main moulded parts and can operates to activate by described bimetallic actuator, described actuator installation portion comprises the angled surface of relative vapor stream tool, for towards bimetallic actuator deflection vapor stream.

According on the other hand of the present utility model, be provided with a kind of heat control device equipment for heating vessel, described heating vessel has heating element plate, described equipment has connector assembly, described connector assembly comprises: main moulded parts, described main moulded parts has the actuator installation portion at least one bimetallic actuator is installed, and described bimetallic actuator can operate to activated by steam; And bistable actuator, described bistable actuator is pivotally mounted on described main moulded parts and can operates to activate by described bimetallic actuator, described equipment comprises the angled surface of relative vapor stream tool, for towards bimetallic actuator deflection vapor stream.

According on the other hand of the present utility model, be provided with a kind of for utensil being connected to roughly 360 ° of wireless electrical connection systems of power source base, described system comprises pin connector and respective socket connector, described socket connector comprises at least two apertures for holding respective electrical conductor, and each aperture is provided with for making liquid discharge the discharger of respective apertures.

Power source base can also comprise power supply bottom base portion, and this power supply bottom base portion comprises the device for holding socket connector.Socket connector can comprise positioner, and this positioner is for being bonded with each other with the corresponding positioner being arranged in power supply bottom base portion, for discharger is alignd with the aperture that is arranged on power source base.

Power supply bottom base portion can comprise the many groups cable retention device that forms corresponding multiple cable routes, and this cable route is for holding the cable with different-diameter.

According on the other hand of the present utility model, be provided with a kind of heat control device for heating vessel, described heating vessel container has wireless electric connector, described heat control device is arranged to be connected with the bottom side of the holder of heating vessel, and thering is subbase seat jockey, described subbase seat jockey is detachably connected to control device for the subbase seat of container.

According on the other hand of the present utility model, be provided with a kind of heat control device for heating vessel, there are roughly 360 ° of wireless electrical connection systems, described control device comprises the erecting device for heat control device being fixed to heating vessel holder bottom side, described erecting device comprises the device for holding at least one the first thermal actuator, for holding the first bracing or strutting arrangement of the second thermal actuator, for supporting one or more the second bracing or strutting arrangements at least one contact of the electrical connection of control device, with the central part for being bonded with each other with the respective mode product of cordless connector.

According on the other hand of the present utility model, be provided with the electric conductor for heat control device, described conductor has and is arranged with machinery and/or is electrically connected to one end of the cold junction of heating element.

Conductor can be formed by the continuous strip material of punching press.Alternatively, conductor can be formed by pressing sheet material with deformable punch under ram.

Conductor can comprise at least one folding part (or bend) or twist part, so that at least plastic deformation of described conductor.At least one folding part or twist part can be provided in the change in the direction in the level of conductor, at least one plane axially, radially and/or in perpendicular.

One end of conductor can comprise for machinery and/or be electrically connected to the fixture of cold junction.Conductor can comprise aperture for holding cold junction and with respect to described aperture with radially and/or linear structure at least one resilient barb of arranging, thereby engage the cold junction for machinery and/or electrical connection.

According on the other hand of the present utility model, be provided with for the electric conductor of heat control device with for by described one end electricity of described conductor and/or be mechanically fixed to the fixture of cold junction, by this, described fixture comprises clip, and the contact force of described electricity and/or mechanical connection provides at least in part by the elastic force of clip.

According on the other hand of the present utility model, be provided with that a kind of connector comprises clip for conductor being connected to the electric connector of the cold junction of heating element, by this, provide the elastic anchor for the contact force of electricity and/or mechanical connection by clip.

Clip and conductor can be formed to be provided compliance (or compliance) and is provided for clip electricity and/or is mechanically fixed to the contact force of conductor between cold junction and conductor.

According on the other hand of the present utility model, be provided with a kind of heat control device equipment for heating vessel, described heat control device equipment comprises heat control device, described heat control device has the actuator coordinating with erecting device, described actuator is for operating at least heating element between two states, and described erecting device is arranged with the superheat state in response to heating element actuator is biased to off-state.

According on the other hand of the present utility model, be provided with a kind of pivoted actuator for heating vessel, described pivoting device is biased to off-state in response to the superheat state of heating element by actuator.

Embodiment of the present utility model has been contained a series of open, and the disclosure comprises:

A) in order to reduce the structure of diameter of 360 ° of circumference conductors in connector.

B) in order to reduce the structure of other cost savings parts in ' the bottom area of coverage ' and the control device of relevant integrated 360 ° of control device.

C) in order to synthetic control device and connector are installed to the structure in utensil.

D) in order to the structure of the further manufacture and the assembling that improve utensil conductor.

E) in order to reduce the structure of cost of relevant appliance.

Below explanation discloses the combination that can advantageously affect alone or in combination the means of cost and price.

Brief description of the drawings

Referring now to accompanying drawing as described below, only describe preferred embodiment of the present utility model in detail by example.

Fig. 1 is the schematic cross-section of the wireless liquid heater in embodiment of the present utility model.

Fig. 2 qca is the stereogram with the heating element of control device, and wherein control device has the distribution that is fixed on this.

Fig. 2 qcb is the detail view of Fig. 2 qca.

Fig. 2 qcc is the elastomeric spring of Fig. 2 qca and 2qcb and the stereogram of distribution conductor.

Fig. 2 qcd is the detail view of the embodiment of Fig. 2 qcb.

Fig. 2 qce is the elastomeric spring of Fig. 2 qcd and the stereogram of distribution conductor.

Fig. 2 qcf is the stereogram of distribution conductor, and this distribution conductor has the electrical connection towards its far-end.

Fig. 2 qcg is the stereogram that is connected to the elastomeric spring of conductor.

Fig. 2 qch is the stereogram of the control device of Fig. 2 qca.

Fig. 2 qci is the cross-sectional view intercepting along the X-X line of the control device of Fig. 2 qch.

Fig. 2 qcj is Fig. 2 qch and the chassis of 2qci and the exploded perspective view of ground loop of observing from above.

Fig. 2 qck is Fig. 2 qch and the chassis of 2qci and the exploded perspective view of ground loop of observing from below.

Fig. 2 qcl is chassis and the ground loop cutaway view engage before of Fig. 2 qch to 2qck.

Fig. 2 qcm cutaway view in the first stage engaging that is Fig. 2 qch to the chassis of 2qck and ground loop.

Fig. 2 qcn cutaway view in the second stage engaging that is Fig. 2 qch to the chassis of 2qck and ground loop.

Fig. 2 qco is the stereogram of the embodiment of ground loop.

Fig. 2 qcp is the stereogram on the chassis of Fig. 2 qch.

Fig. 2 qcq be the chassis of Fig. 2 qcp with heating element plate and heat transfer plate the schematic diagram before engaging.

Fig. 2 qcr is chassis and the heating element plate of Fig. 2 qcp and the heat transfer plate schematic diagram in the first stage engaging.

Fig. 2 qcs is chassis and the heating element plate of Fig. 2 qcp and the heat transfer plate illustrative diagram in the second stage engaging.

Fig. 2 qct be chassis and the heating element plate of Fig. 2 qcp and heat transfer plate the phase III engaging schematic diagram.

Fig. 2 qcu is mounted in the exploded perspective cutaway view of the control device of Fig. 2 qch on heating element plate, heat transfer plate and subbase seat.

Fig. 2 qcv is the detail view of Fig. 2 qcu, has shown that subbase seat is fixed to control device.

Fig. 2 qcw is the embodiment of Fig. 2 qcv, has shown that subbase seat is fixed to control device.

Fig. 2 qcx shows that subbase seat is wherein fixed to the exploded perspective cutaway view of the embodiment of appliance body.

Fig. 2 qcy be fixed to heating element according to the stereogram of the control device of embodiment of the present utility model.

Fig. 2 qcz is the stereogram of the control device of Fig. 2 qcy of observing from above.

Fig. 2 qcza is the stereogram of the control device of Fig. 2 qcy of observing from below.

Fig. 2 qczb is the exploded perspective view of Fig. 2 qcy to the control device of 2qcza.

Fig. 2 qczc is the partial sectional view of Fig. 2 qcy to the center energized conductor of the control device of 2qczb.

Fig. 2 qczd is the embodiment of the center energized conductor of Fig. 2 qczc.

Fig. 2 qcze is Fig. 2 qcy of observing from below exploded perspective view to chassis, control device moulded parts and the ground loop of 2qczb.

Fig. 2 qczf is the stereogram of the control device of Fig. 2 qcy of observing from above, has wherein removed chassis for ease of explanation.

Fig. 2 qczfa is the stereogram on the chassis of Fig. 2 qcz.

Fig. 2 qczfb is the stereogram of the variation of the control device of Fig. 2 qcx of observing from above.

Fig. 2 qczfc is the stereogram of the control device of Fig. 2 qczfb of observing from below.

Fig. 2 qczfd is the stereogram of the control device of Fig. 2 qczfb, has wherein removed chassis for ease of explanation.

Fig. 2 qczfe is the stereogram on the chassis of the control device of Fig. 2 qczfb.

Fig. 2 qczff is the stereogram of the push rod guiding device of the control device of Fig. 2 qczfd.

Fig. 2 qczfg is the stereogram of the elastomeric spring of Fig. 2 qce and the embodiment of distribution conductor.

Fig. 2 qczfh is the decomposition detail view of the elastomeric spring of Fig. 2 qczfg and the variation of distribution conductor.

Fig. 2 qczfi is the elastomeric spring of Fig. 2 qczfh and the installation diagram of distribution conductor.

Fig. 2 qczfj is the detail view of the variation of the distribution conductor of Fig. 2 qczfh.

Fig. 2 qczfk is the stereogram of the elastomeric spring of Fig. 2 qczfg and another variation of distribution conductor.

Fig. 2 qczfl is the stereogram of the elastomeric spring of Fig. 2 qczfk and the variation of distribution conductor.

Fig. 2 qczfm is the plane graph of the control device of the elastomeric spring of Fig. 2 qczfl and Fig. 2 qczfb on distribution conductor side.

Fig. 2 qczfn is the stereogram of the elastomeric spring of Fig. 2 qczfk and another variation of distribution conductor.

Fig. 2 qczfo is the exploded view of the elastomeric spring of cold junction jockey and heating plate and the embodiment of distribution conductor.

Fig. 2 qczfp is the elastomeric spring of Fig. 2 qczfo and the installation diagram of distribution conductor and heating plate.

Fig. 2 qczfq is the exploded view of the variation of the cold junction jockey of Fig. 2 qczfo.

Fig. 2 qczfr is the exploded view of another variation of the cold junction jockey of Fig. 2 qczfo.

Fig. 2 qczg is the schematic cross sectional views intercepting along the X-X of Fig. 2 qczf and 2qczfo.

Fig. 2 qczh is chassis and heating element plate and the schematic diagram of heat transfer plate before engaging of Fig. 2 qcz, 2qczb and 2qcze.

Fig. 2 qczi is the chassis of Fig. 2 qcz, 2qczb and 2qcze and heating element plate and the heat transfer plate schematic diagram in the first stage engaging.

Fig. 2 qczj is the chassis of Fig. 2 qcz, 2qczb and 2qcze and heating element plate and the heat transfer plate schematic diagram in the second stage engaging.

Fig. 2 qczk is the show in schematic partial sections that shows that Fig. 2 qcy separates with socket to the control device of 2qczb.

Fig. 2 qczl is the show in schematic partial sections that shows that Fig. 2 qcy engages with socket to the control device of 2qczb.

Fig. 2 qczm is the control device stereo rearview of Fig. 2 qcy to 2qczb.

Fig. 2 qczn is the three-dimensional cutaway view along the X-X of Fig. 2 qczm.

Fig. 2 qczo is the schematic cross sectional views along the X-X of Fig. 2 qczm.

Fig. 2 qczp end view in open position that is Fig. 2 qcy to the control device of 2qczb, wherein user actuator is directly installed to trip lever.

Fig. 2 qczq end view in on-position that is Fig. 2 qcy to the control device of 2qczb, wherein user actuator is directly installed to trip lever.

Fig. 2 qczr end view in open position that is Fig. 2 qcy to the control device of 2qczb, wherein user actuator is pivotally mounted in the main body of control device and is connected to trip lever.

Fig. 2 qczs end view in on-position that is Fig. 2 qcy to the control device of 2qczb, wherein user actuator is pivotally mounted in the main body of control device and is connected to trip lever.

Fig. 2 qczu is that wherein electric conductor is in original place from the schematic diagram of the socket moulded parts beneath of Fig. 2 qczb.

Fig. 2 qczv is from the schematic diagram of the socket moulded parts beneath of Fig. 2 qczb, has shown discharge member.

Fig. 2 qczw is the top perspective view of the socket moulded parts of Fig. 2 qczu and 2qczv, has shown discharge member.

Fig. 2 qczx has the schematic three-dimensional cutaway view of Fig. 2 qczu to the power source base of the socket moulded parts of 2qczw, has shown that the discharge member of socket moulded parts is connected with discharge member interface or interface in power source base.

Fig. 2 qczy has the constructed profile of Fig. 2 qczu to the power source base of the socket moulded parts of 2qczw, has shown that the discharge member of socket moulded parts is connected with discharge member interface or interface in power source base.

Fig. 2 qczz is that wherein electric conductor is in original place from the schematic diagram of the variation beneath of the socket moulded parts of Fig. 2 qczu.

Fig. 2 qczza is from the schematic diagram of the beneath of the socket moulded parts of Fig. 2 qczz, has shown discharge member.

Fig. 2 qczzb is the exploded perspective view with the socket moulded parts of Fig. 2 qczz of wireless bottom base.

Fig. 2 qczzc is the cutaway view intercepting along the line X-X of Fig. 2 qczzb.

Fig. 2 qczzd is the socket moulded parts of Fig. 2 qczzc and the sectional arrangement drawing of wireless bottom base.

Fig. 2 qczze is the sectional arrangement drawing with the wireless pedestal of Fig. 2 qczzd of lid.

Fig. 2 qczzf is the plane graph of Fig. 2 qczzb to the wireless bottom base of 2qczze.

Fig. 2 qczzg is the plane graph with the wireless bottom base of Fig. 2 qczzf of small-diameter sized feed cable.

Fig. 2 qczzh is the plane graph with the wireless bottom base of Fig. 2 qczzf of middle diameter dimension feed cable.

Fig. 2 qczzi is the plane graph with the wireless bottom base of Fig. 2 qczzf of major diameter size feed cable.

Fig. 2 qczzj is the exploded view of the wireless power source base embodiment of Fig. 2 qczze.

Fig. 2 qczzk is the schematic cross sectional views of the embodiment of the wireless power source base of Fig. 2 qczzj of engaging with the control device of Fig. 2 qczg.

Embodiment

Below explanation discloses and has had and will affect alone or in combination the innovation of very concrete utensil structure and can also in optional family expenses and business, be applied.

The embodiment describing in independent chapters and sections in this file and each chapters and sections of these chapters and sections is by the brief introduction comprising particular problem.

Reduce price for avoiding the repetition to background content, illustrate referring to, reduce material cost and reduce size etc.But consider in this case and specifically disclose each relevant above-mentioned aspect.

In the discussion of the utility model, specification and claim, unless otherwise mentioned, direction refers to the orientation of container in the time that container is vertically placed on horizontal surface up and down.Axially refer to main, the vertical axis substantially conventionally of container.Radially refer to and the direction of axial direction perpendicular, it is columniform still not needing to infer container.

In the discussion of specification of the present utility model and claim, except as otherwise noted, anyly comprise that the negative connector of live part or coupling part will be known as the socket in explanation at this, and the male connector or the coupling part that are inserted in socket will be referred to herein as plug.

In the following description, the parts that function is identical represent with identical Reference numeral between different embodiment.Accompanying drawing will be schematically, and except as otherwise noted, its size and angle should not determined exactly.

Below explanation discloses the combination of measure, and it will advantageously affect the cost and price of their all aspects.

At least some embodiment can by depend on reference to the Reference numeral in Fig. 1 with reference to or relate to the parts of Fig. 1.

Be below explanation in, power supply can by illustrate term cord (13) and term cable (336) be incorporated in pedestal 2 or utensil 1.Each term intention has similar or equal implication.

In the discussion of the utility model, specification and claim, unless otherwise mentioned, term liquid and water intention have identical implication.

In the discussion of specification of the present utility model and claim, unless otherwise mentioned, term kettle, utensil, container and holder intention have identical implication.

In the discussion of specification of the present utility model and claim, unless otherwise mentioned, terms part and part intention have identical implication.

In the discussion of utility model, specification and claim, unless otherwise mentioned, in the time of explanation electrical connection, term separates contact, contact site and contact area intention and has identical implication.

In the discussion of the utility model, specification and claim, unless otherwise mentioned, in the time describing a part of heating element, term heat transfer plate and thermal diffusion plate intention have identical implication.

In the discussion of utility model, specification and claim, unless otherwise mentioned, in the time describing a part of container body, term opening and aperture intention have identical implication.

In the discussion of utility model, specification and claim, unless otherwise mentioned, in the time describing trip lever and/or control device, center crossed in term and bistable state intention has identical implication.

Fig. 1 has schematically shown the immersion band handle kettle (jug kettle) with mechanical actuator, as the example of liquid heater that can apply embodiment of the present utility model.In this example, this kettle is wireless kettle, it comprises container body 1 and power source base 2, container body 1 and power source base 2 have main body cordless connector 3 and pedestal cordless connector 4 separately, and cordless connector 3 and 4 is for example 360 ° of cordless connectors of the described type that illustrates in the patent documentation WO94/06285 that has of applicant and/or 360 ° of cordless connectors based on CS4/CS7 (power source base socket) and A1 and CP7 or CP8 (appliance plug) standard of being sold by Otter Controls Ltd..Power source base 2 can be connected to supply socket (electrical power outlet, not shown) by power line 13.Each in container 1 and/or pedestal 2 and/or cordless connector 3 and/or cordless connector 4 can be provided with reflector and/or detector 31, annular seal 21, and this annular seal can be ring 41 optical transmission and/or ring-type optical transmission.

Immersion band handle kettle can comprise electronic controller or electromechanical controller 60, the A1 integrated 360 ° of controllers of series or electronic controller 15 that for example applicant has.Electromechanical controller 60 can comprise integrated steam cock 73 or alternatively can be for example discrete steam cock 73a being set in handle 9.Utensil can be provided with switch actuator 305 or 305a, and this switch actuator and controller 60 for example interact by known Guo center trip lever mechanism (not shown at Fig. 1), to switch between the mode of operation of utensil.Alternatively, electronic controller 15 can use alternative user interface 11.In electronic controller 15 and/or user interface 11 any one or both can be in container 1 and/or pedestal 2 in one or both.

Container body 1 comprises holder 5, lid 8, Hu Zui or mouth 7, the handle 9 for holding liquid to be heated and has the base portion 6 of sub-base portion 19, and sub-base portion 19 forms the bottom surface of container body 1.Hu Zui or mouth can provide main ventilation and/or isostasy.Lid 8 can operate to open and close by user's actuator, and can be fastened to described container by hinge, lock bolt or other device.Lid can be sealed to container fastenedly, and lid is kept in position, and can leakage liquid in the situation that of utensil overturning.

Steam pipe 70 and steam cover 101 can be set.Steam pipe is from the regional connectivity of water level 225 tops to steam switching device shifter 73 or 73a.Steam pipe can for example be formed as a part for handle 9 or reservoir wall 5 or be formed as shown as independent pipe.In the situation that steam pipe passes element, suitable seal 584 and additional steam guiding device 599 can be set.Container body 1 can have any shape, and for example can be formed by plastics, metal, glass or pottery.Container body can comprise single wall as shown in the figure, or comprises alternatively double-walled, and it is cool to can touch making for example container to be insulated better to prevent thermal loss or making wall.

By element board 12 heating liquids, element board 12 can form the pedestal of holder 5.The holder 5 of utensil 1 can be provided with other parts of the state of watermark and/or instruction utensil 1.Element board 12 comprises heater and connects to receive electric power by connector 3.Heater can comprise the element 39 with sheath as shown in the figure, maybe can comprise thick film element and/or die casting arrangements of components.Heat-transfer arrangement 410 and element board 12 can be set can be made up of stainless steel and/or other suitable substrate.As shown in the figure, can utilize (RTM) seal arrangement of the Easifix described in WO-A-99/17645 or use alternatively the sealing device that for example bonds, welds or clamp that element board 12 is sealed to container body 1.Element board 12 can be supported in container 1 by removable annular support member 401.Element sealing system can also comprise the intermediate flange 438 between element board 12 and container 1.

At least some embodiment of the present utility model can be applicable to heating vessel, and described heating vessel has the heating element being immersed in water, instead of element on the bottom side of container.

At least some embodiment of the present utility model can be applicable to heating vessel, and described heating vessel can directly be connected instead of be connected by cordless connector by power line.

At least some embodiment in the utility model can be applicable to: kettle or heating and thermal insulation bottle and tank, blender, flatiron, water heater, coffee and espresso maker, juice extractor, Sorbet maker, food processor, boil soup device, baste maker, boiling vessel, tea cooking machine, chocolate cabinet, chafing dish, slow cooker, vacuum kettle, milk frother, water cooler, water dispenser, pot, automatic vending machine and/or need the utensil of hot water.It is not exhaustive should understanding above-mentioned list.

Reduce the integrated control device of material

Following declarative description reduce the integrated control device of material and the embodiment of relevant appliance and device component, this provides improvements over the prior art (one or more).

Following examples can comprise as the illustrated or disclosed parts with reference to applicant's patent public publication GB-A-2484571.Unless otherwise mentioned, intention is not further described those parts.

Applicant is intended that the cost savings of seeking all aspects of utensil, and increases the cost of labor in traditional low-cost fabrication region, considers the new method of the assembling in order to simplify control device 520 and relevant appliance 1.

Fig. 2 qca is the stereogram of the embodiment of control device 520 and element board 12.

Control device 520 is around as basis taking 360 ° of cordless plugs 3.Control device 520 can be based on two independent dry cook actuators prior art structure, this actuator can be each combination of bimetallic actuator 577 or Thermal Cutoffs or following explanation.

As shown in Fig. 2 qca, control device 520 comprises main moulded parts 535, the charged pin 530 in center, hollow ground loop 127 and as the spacer between charged pin 530 and hollow ground loop 127 and at least one intermediate sleeve 531 of insulator, wherein neutral ring 534N separates around centrepin assembly and with centrepin assembly.Each of fixed contact therefor 127,530 and 534N can comprise cross member 539 (not shown), this cross member is in order to by fixed contact therefor 127,530 with 534N locates and assist these fixed contact therefors to be fixed in main moulded parts 535, and for example can be formed for connecting with sheath or the prior art jockey of the conductor (not shown) with sheath not.The far-end of cross member 539 (not shown) can comprise for example positive protuberance terminal connection part 532 (not shown) or cloudy protuberance terminal and/or elastomeric spring (not shown).Each in three fixed contact therefor 534N, 530 and 127 can be stamped, folding and by forming such as the planarization material of brass and/or copper alloy, and can plate and/or be provided with such as silver-colored low-resistance material.

As shown in Fig. 2 qca, control device 520 can also comprise the bimetallic actuator 592 supporting by member 593, with the fluid temperature of controling appliance 1.The outer moulded parts 536 of the plug 3 of control device 520 can form with interface or the interface of the socket 4 of utensil pedestal 2 and be connected.

Trip lever 594 can be the bistable state that the bistable force that provides by C spring 811 is provided, and can be around point 579 pivotables that are positioned on member 593 for example, or as explanation subsequently.Trip lever 594 and arm 596 can correspondingly have at least one arm 596,870, and the elastomeric spring contact 137 of the switching device shifter of this at least one arm and control device 520 interacts.Trip lever 594 can also comprise and the interactional lug boss 595 of user actuator 305 or other device.As in patentee's patent application WO-A1-2012/085602, embodiment is disclosed in addition, trip lever 594 can be perpendicular to element board 12.

Control device 520 can comprise for making for example additional components of utensil subbase seat 19 be connected to this cloudy lug boss 282 or other features 434.

As shown in the figure, control device 520 can be electrically connected to by the known fixing means of describing in GB-A-2484571 for example the cold junction 40 of shell or sheath 39 by distribution conductor 512, but except distribution conductor 512 or replace distribution conductor 512, other jockey of protuberance terminal 507 or for example smooth and/or folded conductors 512a (as explanation subsequently) can be set.

In a further embodiment, for example, at least one cold junction 40 can perpendicular distal from element board 12 adapted to, bending or folding, distribution conductor 512 or other jockey can be connected with vertical (or vertical) part of horizontal contact of horizontal or complementary structure and cold junction 40 and interface or interface.

Advantageously, distribution conductor 512 or other jockey can provide level and/or vertical elastic force, make distribution conductor 512 or other jockey relatively in the level of cold junction 40 or vertical component or both there is elasticity, the position of welding can be controlled.

Distribution conductor 512 then can be described in GB-A-2484571 to the connection of cold junction 40 enforcement, or can around the vertical component of cold junction, under horizontal force action, implement alternatively.

Heat transfer plate 587 can have cut-away area below the region of cold junction, to be provided for the exceptional space in welding process and additional electric space below cold junction 40.

In the time observing from bottom side (wherein element shell (or sheath) 39 is topmost), the plane of the element board 12 of cold junction below can than element 12 and or side (one or more) in the vertical direction of 12d higher, welding electrode (not shown) can be had to the horizontal passageway of cold junction bottom side.

As GB-A-2484571 describes, a part for one or two distribution conductor 512 can be flattened to provide contact plate 518, contact plate 518 to be used as a part for the switching mechanism in control device 520, and a part for this one or two distribution conductor can be supported on the lug boss 591 of a part that is provided as control device 520.Additional support 591 and permanent plant 517 can be set up, and distribution conductor 512 is firmly fixed in control device 520.

Alternatively, elastic portion can be formed by one end of at least one distribution conductor 512, makes it can be used as a part for the switching device shifter in control device 520.In addition or alternatively, elasticity distribution conductor 512 or other device can be as the switching device shifters combining with cold junction 40.

Fig. 2 qcb has shown the details of Fig. 2 qca, and Fig. 2 qcc has shown the details of the distribution conductor 512 of Fig. 2 qcb that is electrically connected to spring contacts 137 in different stereograms.

In this embodiment, distribution 512 supports by a series of strutting pieces 517,591 and is fixing, and these a series of strutting pieces form the part as the moulded parts 536 of integrated control device 520.Strutting piece 591 can also be provided for support and the fixture of the distribution conductor 512 of Fig. 2 qcc.Strutting piece 591 can comprise for example 117 lug boss in Fig. 2 qch, and this lug boss can be connected with 414 interfaces, aperture or interface in spring contacts 137, thereby spring contacts 137 is further fixed to integrated control device 520.Lug boss 117 can be for clamping or be fixed to strutting piece 591 by for example hot anvil (hot stake) method or other clamping device by spring contacts 137.Extention 792 can be arranged in spring contacts 137, for slotting into the recess (not shown) of strutting piece 591.Then distribution 512 can be fixed to by welding 513 other fixtures the near-end of spring contacts 137, to guarantee conductivity and the globality between two parts 512,137.Welding 513 or other fixture are hidden in the accompanying drawings, and preferably but do not limit, distribution conductor is connected to spring contacts 137 as a part for the manufacture assembling of control device 520 or at least before control device 520 is mounted to element board 12, is connected to the part of spring contacts 137 as the manufacture assembling of control device 520.

As described in reference to Fig. 2 qcc, the near-end of spring contacts 137 can be provided with the positive protuberance terminal or other jockey that are for example formed by spring contacts 137, to be provided for the device of the connection that produces the accessory (not shown) that arrives for example lighting apparatus, or make alternatively accessory replace distribution conductor 512 to be connected to cold junction 40 via for example distribution (not shown).In the embodiment showing, the far-end of at least one spring contacts 137 is used as the switching device shifter of the conductor 530 or 534 with control device 520.In a further embodiment, far-end at spring contacts 137 can form or be directly connected to conductor 530 or 534 by the conductor of control device 520 530 or 534, spring contacts 137 can form the switching device shifter combining with distribution conductor 512, as explanation subsequently.

Fig. 2 qcd and 2qce have shown another embodiment, and wherein the guard shield 521 of control device 520 is provided with Molex ^tMsocket 757.Distribution 512 can support and be connected to the spring contacts 137 of explanation herein by strutting piece 517,591.But in an embodiment, distribution 512 is provided with evener 518, then evener 518 is positioned at Molex ^tMin the lower end of socket 757.

Molex ^tMsocket 757 allows to be connected to this Molex ^tMconnector (not shown) provides electric power or power accessory (not shown).Although the embodiment shown in Fig. 2 qcd has shown the Molex being arranged in positive mold 536 ^tMsocket 757, also can use other applicable socket of for example selling socket or connector (header socket) etc.

Show as schemed, evener 518 is in one end of distribution conductor 512, but in other embodiments, evener 518 can be positioned at any appropriate location along the length of distribution conductor 512.

As described in previous embodiment, the end points of spring contacts 137 can also be provided with positive protuberance terminal 507, as Fig. 2 qca shows, for allowing female connector (not shown) to be connected to here.

Fig. 2 qcf has shown other structure for accessory (not shown) being connected to distribution 512, wherein socket 528 be provided with housing department 790 and distribution conductor 512 be provided with for the corresponding evener 518a engaging with sheath section 790.

As shown in Fig. 2 qcf, distribution conductor 512 has outer diameter A A, and outer diameter A A is less than the internal diameter AB with sheath section 790 of socket 528, therefore allows the far-end through distribution conductor 512 with sheath section 790.The augmenting portion of evener 518 is same as or is greater than the internal diameter AB with sheath section 790, and therefore the interference fit between two parts 518a, 790 is provided in the time that socket 528 is forced to through part 518a.In this case, band sheath section 790 engages with evener 518a with being connected, and the electrical connection that then socket 528 can be used to produce accessory (not shown).

Fig. 2 qcg shows the stereogram of other embodiment, and by this, spring contacts 137 is provided with the aperture 791 that elasticity forms, to produce and being electrically connected of distribution conductor 512.The aperture 791 that elasticity forms has enough elastic force, to guarantee good electrical connection, and can allow distribution 512 by pivotable or be rotatably connected to spring contacts 137, distribution 512 can be rotated, as shown in the figure.This rotation can allow distribution conductor 512 rotation after assembling, make distribution 512 can be positioned at the more the inside of the bottom area of coverage of control device 520, therefore during packaging make the bottom overlay of control device 520 and distribution 512 or reduce, therefore reducing transport and shipment and delivery cost.Rotation can further help the location of distribution 512 opposed member cold junction 40 before connecting.

In each previous embodiment, and for example as Fig. 2 qca and 2qcd show, preferably but limit, distribution conductor 512 is along a plane or axis formation.Then, this structure allows the distribution conductor 512 of same structure to be used on the both sides of integrated control device 520, and therefore the distribution conductor 512 of relative two independent structures has reduced logistics, processing and inventory carrying cost.

In the situation that needs are reprocessed, for example be welded in the embodiment of the distribution conductor 512 on cold junction 40 in use, distribution conductor 512 can be cut off between control device 520 and cold junction 40, and then additional distribution conductor 512 can be soldered on the distribution conductor 512 of shortening of control device 520 before ressembling.

Integrated control device 520 comprises two sub-components: connector assembly 676 and chassis assembly 675.

In the prior art, earthing conductor can be formed by the annular ring that is connected to lastingly chassis by connector assembly, and after control device 520 has been connected to element board 12, can not make connector assembly 676 disconnect from chassis assembly 675.

This can show following problem to utensil manufacturer, for example: 1) chassis must be fixed to element board removedly, if to can reprocess when for example the end of line test demonstrates assembly problem.2) for example the removable fixation means of nut, bolt or screw can spend the more time such as the permanent permanent plant of rivet expensive and relatively.3) chassis assembly can not be pre-assembled to element board.

Following examples in order to overcome the device of the problems referred to above by connector assembly 676 is fixed to chassis assembly 675 removedly, thereby can after control device 520 has been connected to element board 12, connector assembly 676 be disconnected from chassis assembly 675.

The stereogram of the integrated control device 520 of observing from upper aspect when the integrated control device 520 that Fig. 2 qch is presented at Fig. 2 qca is not arranged on element board 12.

Connector assembly 676 holds electric connecting part 530,534,137 and the switching part 137,512 of control device 520, and makes for example charged and neutral conductor of parts 530 and 534 be electrically insulated from each other and insulate with grounding parts 127.Connector assembly 676 can also comprise and interactional at least one push rod 212 of spring contacts 137, with the corresponding bimetallic 577 on chassis 590, if make bimetallic 577 sense overheated or dry cook state, can be interrupted to the supply of electric power of utensil 1.In other embodiments, push rod 212 can formation temperature fuse (not shown) or other thermal actuator device or interact with Thermal Cutoffs (not shown) or other thermal actuator device.

As illustrated and diagram with reference to Fig. 2 qch, spring contacts 137 can be accommodated in guard shield 521 and be supported by strutting piece 591.Spring contacts 137 can be provided with the aperture 414 for holding lug boss 117, thereby makes spring contacts 137 can be positioned and make spring contacts 137 to be further fixed to integrated control device 520.Lug boss 117 can be for clamping or be fixed to strutting piece 591 by for example hot anvil method or other clamping device by spring contacts 137.

The near-end of spring contacts 137 can be provided with male contact protuberance or terminal 507, thinks that accessory provides electric power, or optional or can be connected in addition distribution conductor 512.

Connector assembly 676 can also comprise steam bimetallic 592 and have the trip lever 594 of lug boss 595, lug boss 595 can with control device 520 at least one switching device shifter (not shown) interact, to be cut to the electric power of utensil 1 in the situation that for example utensil inclusion reaches predetermined temperature.

Chassis assembly 590 can comprise the erecting device 573 at least one bimetallic 577, and device 573 can also be stablized chassis assembly 675 by opposed member plate 12 in the time of assembling.

At least two legs or strutting piece 574 can utilize aperture 570 to form, and for chassis 590 is connected to element board 12, and other strutting piece 569 and 559 can also provide benchmark and stability.

At least one protuberance 424 can be formed by material punching press or the punch on chassis 590, makes connector assembly 676 connect or be clamped to the device of chassis assembly 675 to be used as.

Protuberance (one or more) 424 can be distortion protuberance (one or more), and can be for making chassis 590 be connected to connector assembly 676, if applicant is described in granted patent GB2342685B.

Alternatively, protuberance (one or more) can be between erecting stage can folded (or bending), make each protuberance as clamping device, so that connector assembly 676 is fixed on chassis assembly 675.

At least one positive protuberance 507 can also be formed by material punching press or the punch on chassis 590, and as terminal, so that the detachable connecting device between earthing conductor 127 and chassis 590 to be provided, as explanation subsequently.

Chassis 590 can also be provided with ribs 558.

Chassis can be manufactured by the galvinized steel of stainless steel, mild steel or for example zinc or aluminum-plated steel.

Fig. 2 qci shows and juncture and the stage between connector assembly 676 and chassis assembly 675 has been described to 2qcn, and shows particularly and the connection of ground loop 127 to chassis 590 be described.

Fig. 2 qcj and 2qck show respectively from the exploded perspective view of upper aspect and the chassis 590 of observing from below and ground loop 127, and Fig. 2 qco has described in detail and ground loop in stereogram identical in Fig. 2 qcj.For clear and illustrative object, all other parts are all removed from figure.

Ground loop 127 is provided with elastomeric spring folder 552 in the top, and for engaging the contact protuberance 507 being arranged on chassis 590, and spring clip 552 is provided with at least one taper positioning element 759.

As shown in Fig. 2 qcj and 2qck, ground loop 127 can be formed by light sheet material, and the general toroidal portion of ground loop 127 can keep its rigidity in the situation that not needing additional stiffening device.

In other embodiments, as Fig. 2 qco shows, for reducing costs, the material thickness of ground loop 127 can be reduced, make to add stiffening device, for example mechanical interlocking finger joint portion 758 can be arranged in the general toroidal portion of ground loop 127, to increase its rigidity.In other embodiments, can use other interlocking junction surface of for example dovetail joint portion.

The internal diameter of ground loop 127 aligns with the center port being arranged on chassis 590, and the spring clip 552 of ground loop 127 aligns with the contact protuberance 507 on chassis 590.

Fig. 2 qci shows the cross-sectional view intercepting along the X-X line of Fig. 2 qch, and wherein chassis assembly 675 and connector assembly 676 are in complete confined state.

Show as schemed, ground loop 127 can insulate by insulating sleeve 531 and middle conductor 530, and insulating sleeve can be formed by for example plastics or ceramic material.This identical insulator 531 can increase extra rigidity to ground loop, and can provide further possibility for reducing material thickness and reducing material cost.

Meanwhile, at least one protuberance 424 is aligned to engage with the respective mode product 536 of integrated control device 520.After engaging, protuberance (one or more) 424 can be twisted or be folding, makes chassis 590 be fixed to formpiston product 536.

Fig. 2 qcl shows the zygophase of the assembling of chassis assembly 675 and connector assembly 676 to 2qcn.

As Fig. 2 qcl demonstration and described above, the internal diameter of ground loop 127 aligns with aperture 414, and spring clip 552 aligns with contact protuberance 507.The insulating sleeve 531 of cordless connector is provided with lug boss 117, and this lug boss 117 also aligns with 590Zhong aperture, chassis 414.

The far-end of spring clip 552 is provided with at least one taper positioning element 759.In the first stage engaging, as Fig. 2 qcm shows, protuberance 507 is positioned in taper positioning element 759 and engages taper positioning element 759.

During the second stage engaging, as shown in Fig. 2 qcn, protuberance 507 forces taper positioning element 759 openings, and to allow protuberance 507 combined spring folders 552, lug boss 117 engages with 590Zhong aperture, chassis 414 simultaneously.

During first stage and second stage, at least one protuberance 424 is aligned to engage with the respective mode product 536 of integrated control device 520.

In the in the end stage, protuberance 507 engages and is grounded continuity completely with spring clip 552.After engaging, (one or more) protuberance 424 can be twisted or be folding, makes chassis assembly 675 fully be fixed to connector assembly 676.

Advantageously, after control device 520 has been assembled to element, protuberance 424 is accessible (or entering), if make for example to reprocess, connector assembly 676 can be removed from chassis assembly 675.

Comprising in the control device 520 of the bimetallic 577 that is used as safety device, it is highly important that bimetallic and element board 12 close contacts, bimetallic 577 can be worked rapidly under abnormality; If for example water heater tool is heated in empty.

In the prior art, be assembled in reliable situation at flat element plate 12 when guaranteeing that bimetallic 577 is connected in the margin of tolerance with element board 12 interfaces or interface, in chassis 590, have little elastic force or there is no elastic force.

In the prior art, at least three fixing or clamping devices 574,755,756 (screw, nut, bolt etc.) are utilized, and chassis 590 are fully fixed on plate guaranteeing.

Conventionally, these fixing points are apart from one determining deviation location, bimetallic region, with for example avoid with bimetallic region in par disturb mutually.

Conventionally, between fixture 755 in order to guarantee that the interface of bimetallic 577 and plate 12 or interface is connected in the margin of tolerance time element board 12 par be assembled in reliable situation, in chassis 590, there is seldom or do not have elastic force.

Conventionally, the thermal grease 340 of for example DOW CORNING (Dow Corning) is positioned between bimetallic 577 and element board 12, to offset any tolerance issues between bimetallic 577 and element board 12, therefore improve the heat transmission towards bimetallic 577 from element board 12.Thermal grease is expensive and be difficult to coatedly, if therefore this process can be eliminated, is preferred.

Following examples disclose the elasticity chassis 590 of improving, wherein chassis 590 by resiliency supported near bimetallic, and the height of this strutting piece depends on the plane of the element board 12 in bimetallic region, therefore larger tolerance is allowed in inhomogeneous element board surface.

In addition, following examples only need two fixtures 755, and this has obviously reduced installation time and cost.

Fig. 2 qcp shows the stereogram on chassis 590.Chassis is provided with at least three datum marks, and this datum mark is used for supporting between erecting stage and afterwards and positioning chassis assembly 675.Near bimetallic 577, two of (shown in dotted line) strutting pieces 569 provide datum mark one or two, and provide at least the three datum mark with at least one other strutting piece 559 of one or two strutting piece 569 relative positionings.

As shown in the figure, strutting piece 559,569 provides the initial triangulation point of the contact between chassis 590 and heating element plate 12, and this will be further described below.

Strutting piece 569 can be formed by elasticity chassis arm 568, and can comprise non return part 598, and non return part 598 is provided for the accurate control datum mark of dry cook (dry boil) blade 577 while being arranged on heating element plate 12 completely on chassis 590.

Chassis 590 is provided with two dry cook blades installation portions 573, and wherein the central part of each dry cook blade 577 (shown in broken lines) is installed in this.

Chassis 590 is also provided with two mounting flanges 574, and to allow chassis 590 to be fixed to element board 12 via for example erection column double-screw bolt 755 and nut 756, this will illustrate in greater detail below.

Fig. 2 qcq schematically shows to 2qct the four-stage that elasticity chassis 590 opposed member plates 12 are installed.For clear and illustrative object, non-critical piece is removed from figure.The position of the parts in figure and size be only for illustrative object, and should not serve as the restriction to protection range of the present utility model.

Fig. 2 qcq has shown the mounting flange 574 aliging with erection column double-screw bolt 755 in the first stage of assembling.

Fig. 2 qcv shows the second stage of assembling.In order to be provided for the fixing reliably of elasticity chassis 590, inner side mounting points 574 outside-supporting device 569 and 559 relative to 573 is positioned in Different Plane critically.By this way, while being provided to plate 12 on chassis 590, outside-supporting device 569,559 contacts with plate 12 and forms initial triangulation point with plate 12, and inner side installation portion 574 and 573 separates (gap A and gap B) critically with plate 12.In addition, the gap A between permanent plant 574 and plate 12 is greater than the gap B between permanent plant 573 and plate 12.

Fig. 2 qcs shows the phase III of assembling, and wherein nut 756 (or other clamping device) keeps initially being tightened with element board 12 period of contact at outside bracing or strutting arrangement 569,559.Therefore elasticity chassis arm 568 is bending under pressure, and dry cook blades installation portion 573 is urged into element board 12 and contacts, and gap B is reduced in the degree of depth simultaneously.

Fig. 2 qct shows the fourth stage of assembling, and wherein nut 756 (or other clamping device) is tightened completely, installation portion 574 rest element plates 12 in chassis is completely fixed, thereby makes whole chassis 590 under pressure.

In addition, as previously mentioned, chassis 590 can be provided with rib 558, strengthens and prevent the distortion on chassis 590 when engaging completely under pressure and with element board 12 on chassis 590 particularly.

Advantageously, chassis 590 is only used two clamping device rest element plates 12 to be completely fixed, and each in blades installation portion 573 and strutting piece 569 in the region of bimetallic 577 with element board 12 close contacts.

The central part of dry cook blade is arranged in blades installation portion 573, and the rear portion of each dry cook blade 577 is positioned in the corresponding non return part 598 in strutting piece 569.Non return part 598 is the fulcrum in the time activating as bimetallic 577, and the front portion that makes dry cook blade 577 relatively push rod 212 acts on.Then push rod 212 is supplied to disconnection the power/electric power of spring contacts 137, and shifts trip lever 594 onto open position.

Control the extra guarantee that the relation between bimetallic 577 is provided as the height of the non return part of the part of elastic arm 568, element board 12 and push rod 212 are optimised and assist in ensuring that control device 520 more can cross over large-scale component tolerances and as one man work.

Advantageously, the precision control of the size in bimetallic region provides the possibility that reduces or eliminates application heat radiation compound between bimetallic 577 and plate 12.

In the time of dismounting, nut 756 or other device are removed, and chassis arm 568 can turn back to its original position and be reused.

Advantageously, as previously mentioned, protuberance 424 makes to can be accessed by (entering) after control device 520 has been mounted to element, if while making for example to reprocess, connector assembly 676 can be removed from chassis assembly 675.In this case, clamping device 755,756 can provide by the non-programme of work again of the not expensive rivet for example being formed by heat transfer plate 587.

In other embodiment (not shown), the alternative pack on chassis 590 or chassis 590 can be provided as a part for element board 12, and therefore the other possibility that reduces material cost and control device 520 is assembled to the time in utensil 1 is provided.

The other method that reduces utensil assembly cost is reduce or eliminate the permanent plant that subbase seat 19 need to be connected to control device 520 and subbase seat 19 be connected to holder 5.

Fig. 2 qcu has shown a series of embodiment to 2qcx, these embodiment can eliminate above-mentioned permanent plant make simultaneously subbase seat 19 still can meet can ' can be altered (tamper free) ' industry standard demand.This is the requirement that subbase seat 19 can not be disassembled the in the situation that of inapplicable special tool(s), and this special tool(s) is not conventionally available to user or family.

Fig. 2 qcu has shown the exploded perspective cutaway view that is arranged on the integrated control device 520 on heating element plate 12 together with relevant subbase seat 19, wherein integrated control device 520 can be at the outer a series of retaining devices that are provided with for example barb 434 of placing of connector 3, for engaging with the corresponding snap fit part 425 being arranged on subbase seat 19.

As shown in Fig. 2 qcv, aperture 414 can be arranged near each snap fit part 425, with allow snap fit part 425 and/or barb 434 for separating of path so that for example for reprocessing.

Aperture 414 can be suitable for allowing the repairman of manufacturer and/or license to remove subbase seat 19 to acquire the access (entering) of internal part, user's access while simultaneously preventing from using conventional tool.For example, aperture 414 can have and prevents that the keyhole structure (not shown) of standard screw bottle opener access subbase seat maybe can have the retaining device of given shape, and this given shape will need special tool(s) to separate retaining device.

Fig. 2 qcw shows the optional embodiment of Fig. 2 qcv, and by this, subbase seat 19 is provided with spring clip 552, spring clip 552 have can inserted mode system in subbase seat 19 or be fixed on alternatively the hook structure 734 in groove 690, groove 690 is arranged in subbase seat.

Then spring clip 552 can engage with a series of retaining devices 434 in the mode of snap fit, or alternatively, instrument (not shown) can be for retracting spring clip 552 by hook structure 691, then release hook 691 in the time that spring clip passes through described barb 434.

As described in herein, aperture 414 can be arranged near each spring clip 552, be allowed for making spring clip 552 and hook 691 engage or for separating of the path of same parts.

In addition, aperture 414 can be with the discharge orifice that acts on described utensil.

By using the snap fit part relative with safety screw that subbase seat is fixed to control device 520, can reduce by reducing the quantity of parts the cost of utensil.

Fig. 2 qcx shows that subbase seat 19 is wherein fixed to the detail view of the embodiment of appliance body by a series of snap fit parts 403, and wherein snap fit part 403 is arranged on subbase seat 19, for being bonded with each other with the groove 405 being arranged on the inwall of appliance body 1.Each snap fit part 403 is provided with respective hook 734.Aperture 414 can be arranged near each snap fit part 403, to allow the path of hook 734, thereby must in the situation that utensil 1 is dismantled, snap fit part 403 be separated subbase seat 19.

The central part of subbase seat 19 is provided with formpiston product 536 in abutting connection with integrated control device 520 to prevent the sleeve moving upward 559 of subbase seat 19, and can be provided with one or more fixture 434,552,425 as above, so that subbase seat is further fastened on control device 520.

Sleeve 559 can also be used as weir or barrier, thereby anti-sealing or condensate leave utensil via connector 3.The diapire of subbase seat 19 is roughly recessed, with the peripheral guiding water towards subbase seat 19 and make water discharge utensil via aperture 414.

In addition, subbase seat 19 comprises the general toroidal peripheral wall that forms general toroidal ribs 401, and this general toroidal ribs 401 can support component seal 400, and element seal 400 can be then used in for example request for utilization people's sealing system support component plate 12.

As mentioned above, subbase seat 19 can be provided with the aperture 414 for subbase seat is separated from utensil.

Fig. 2 qcu has eliminated the needs to additional mechanical permanent plant to the embodiment shown in 2qcx, and has therefore reduced material cost and assembly cost.

Fig. 2 qa discloses a series of embodiment and the method for the total cost for reducing the utensil that comprises integrated control device 520 to the embodiment showing in 2qcx, improved the possibility of reprocessing simultaneously and produced further cost-saving result.

Fig. 2 qcy reduces the integrated control device embodiment of material and another embodiment of relevant appliance and device component to 2qcz explanation.

Fig. 2 qcy is the stereogram of another embodiment of control device 520 and element board 12.

Control device 520 has the effect similar to aforementioned control device, but comprises that improvement, these improvement include but not limited to 360 ° of cordless plugs 3, chassis 590, arrangements of electric connection 127,530, steam switching actuator 592 and steam inlet 860.Control device 520 can be based on two independent dry cook actuators prior art structure, these two independent dry cook actuators can be bimetallic actuators 577, or Thermal Cutoffs (not shown), or each combination.

As shown in Fig. 2 qcy, control device 520 comprises main moulded parts 535, the charged pin 530 in center, neutral ring 534N and ground loop 127.Each fixed contact therefor 127,530 and 534N can comprise cross member 539 (not shown), cross member 539 is for by fixed contact therefor 127,530 and 534N location and assist them to be fixed in main moulded parts 535, and can form connection for example with sheath or the device with the prior art jockey with conductor (not shown) not.The far-end of cross member 539 (not shown) can comprise for example positive protuberance terminal connection part 532 (not shown) or cloudy protuberance terminal and/or elastomeric spring (not shown).Each in three fixed contact therefor 534N, 530 and 127 can be by punching press, folding such as the planarization material of brass and/or copper alloy with by forming such as the planarization material of brass and/or copper alloy, and can plate and/or be provided with such as silver-colored low-resistance material.

As shown in Fig. 2 qcy, control device 520 can also comprise the bimetallic actuator 592 supporting by member 593, with the fluid temperature of controling appliance 1.The outer moulded parts 536 of the plug 3 of control device 520 can form with interface or the interface of the socket 4 of utensil pedestal 2 and be connected.

The bistable force providing by C spring 811 can be provided trip lever 594 is bistable state, and can be around point 579 pivotables that are positioned on member 593.Trip lever 594 can have at least one arm 596, and arm 596 interacts with at least one elastomeric spring contact 137 of the switching device shifter of control device 520.Trip lever 594 and arm 596 can also comprise respectively lug boss 595,870 or other device, for interacting with user actuator 305.

Control device 520 can comprise for making for example additional components of utensil subbase seat 19 be connected to this cloudy lug boss 282 or other features 434.

Show as schemed, control device 520 can for example, be electrically connected to the cold junction 40 of shell 39 by known fixture (the distribution conductor 512 of describing in GB-A-2484571), but protuberance terminal 507 (not shown) or other jockey can replace distribution conductor 512 or be provided except distribution conductor 512.

In a further embodiment, for example, at least one cold junction 40 can be vertically away from element board 12 adapted to, bending or folding, distribution conductor 512 or other jockey can be connected with vertical (or vertical) parts level contact of horizontal or complementary structure and cold junction 40 and interface or interface.

Advantageously, distribution conductor 512 or other jockey can provide level and/or vertical (or vertically) elastic force, make distribution conductor 512 or other jockey relatively in the level of cold junction 40 or vertical (or vertically) part or both there is elastic force, the position of welding can be controlled.

Distribution conductor 512 then can be described in GB-A-2484571 to the connection of cold junction 40 enforcement, or can around vertical (or vertically) of cold junction parts, under horizontal applied force, implement alternatively.

Heat transfer plate 587 can have cut-away area below the region of cold junction, to be provided for the exceptional space in welding process and additional electric space below cold junction 40.

In the time observing from bottom side (wherein element shell 39 is topmost), the plane of the element board 12 of cold junction 40 belows can than element 12 and or side (one or more) in the vertical direction of 12d higher, welding electrode (not shown) can be had to the horizontal passageway of cold junction 40 bottom sides.

As GB-A-2484571 describes, a part for one or two distribution conductor 512 can be flattened to provide contact plate 518 (not shown), contact plate 518 is as a part for the switching mechanism in control device 520, and a part for this one or two distribution conductor can be supported on the lug boss 591 of a part that is provided as control device 520.Additional support 591 and permanent plant 517 can be set up, and distribution conductor 512 is firmly fixed in control device 520.

Alternatively, elastic portion can be formed by one end of at least one distribution conductor 512, makes it can be used as a part for the switching device shifter in control device 520.In addition or alternatively, elasticity distribution conductor 512 or other device can be as the switching device shifters combining with cold junction 40.

In the embodiment of Fig. 2 qcy, distribution 512 supports by a series of strutting pieces 517,591 and is fixing, and these a series of strutting pieces form the part as the moulded parts 536 of integrated control device 520.Strutting piece 591 can also be provided for support and the fixture of the distribution conductor 512 of Fig. 2 qcc.Strutting piece 591 can comprise for example 117 lug boss (as shown in Fig. 2 qcz), and this lug boss can be connected with spring contacts 137 interfaces or interface, thereby spring contacts 137 is further fixed to integrated control device 520.Lug boss 117 can be for clamping or be fixed to strutting piece 591 by for example hot anvil method or other clamping device by spring contacts 137.Extention 792 can be arranged in spring contacts 137, for slotting into the recess (not shown) of strutting piece 591.Then distribution 512 can be fixed to by weld part 513 or other fixture the near-end of spring contacts 137, to guarantee electrical conductance and the globality between two parts 512,137.The position of weld part 513 or other fixture is hidden in view, and preferably but do not limit, distribution conductor is connected to spring contacts 137 as a part for the manufacture assembling of control device 520 or at least before control device 520 is mounted to element board 12, is connected to the part of spring contacts 137 as the manufacture assembling of control device 520.

As previous with reference to as described in Fig. 2 qcc, the near-end of spring contacts 137 can be provided with positive protuberance terminal 507 (not shown) or other jockey that are for example formed by spring contacts 137, to be provided for the device of the connection that produces the accessory (not shown) that arrives for example lighting apparatus, or make alternatively accessory replace distribution conductor 512 to be connected to cold junction 40 via for example distribution (not shown).In the embodiment of demonstration and reference, the far-end of at least one spring contacts 137 is used as the switching device shifter of the conductor 530 or 534 with control device 520 herein.In a further embodiment, can form or be directly connected to conductor 530 or 534 by the conductor of control device 520 530 or 534 at the far-end of spring contacts 137, spring contacts 137 can form the switching device shifter combining with distribution conductor 512.

In another embodiment, the guard shield 521 of control device 520 is provided with the Molex for the distribution conductor of Fig. 2 qce ^tMsocket (not shown).Distribution 512 can support and be connected to the spring contacts 137 of explanation herein by strutting piece 517,591.But in this variation, distribution 512 is provided with evener 518, then evener 518 is positioned at Molex ^tMin the lower end of socket 757.

Molex ^tMsocket (not shown) allows Molex ^tMconnector (not shown) is connected to this, thereby is provided for electric power or the power of accessory (not shown).Alternatively, the formpiston product 536 of control device 520 can be provided with other applicable socket of for example selling socket or connector etc.

As Fig. 2 qce shows, evener 518 is in one end of distribution conductor 512, but in other variation, evener 518 can be positioned at any appropriate location along the length of distribution conductor 512.

As described in previous variation, the end points of spring contacts 137 can also be provided with positive protuberance terminal 507, as Fig. 2 qca shows, for allowing female connector (not shown) to be connected to this.

Fig. 2 qcf has shown another variation for accessory (not shown) being connected to distribution 512, wherein socket 528 be provided with housing department 790 and distribution conductor 512 be provided with for the corresponding evener 518a engaging with sheath section 790.

As shown in Fig. 2 qcf, distribution conductor 512 has outer diameter A A, and outer diameter A A is less than the internal diameter AB with sheath section 790 of socket 528, therefore allows the far-end through distribution conductor 512 with sheath section 790.The augmenting portion of evener 518 is same as or is greater than the internal diameter AB with sheath section 790, and therefore the interference fit between two parts 518a, 790 is provided in the time that socket 528 is forced to through part 518a.In this case, band sheath section 790 engages with evener 518a with being connected, and the electrical connection that then socket 528 can be used to produce accessory (not shown).

Fig. 2 qcg shows the stereogram of another variation of elastomeric spring, and by this, spring contacts 137 is provided with the aperture 791 that elasticity forms, to produce and being electrically connected of distribution conductor 512.The aperture 791 that elasticity forms has enough elastic force, to guarantee good electrical connection, and can allow distribution 512 by pivotable or be rotatably connected to spring contacts 137, distribution 512 can be rotated, as shown in the figure.This rotation can allow distribution conductor 512 rotation after assembling, make distribution 512 can be positioned at the more the inside of the bottom area of coverage of control device 520, therefore during packaging make the bottom overlay of control device 520 and distribution 512 or reduce, therefore reducing transport and shipment and delivery cost.Rotation can further help distribution 512 opposed member cold junction 40 before connecting to locate.

In the present embodiment, as Fig. 2 qcy shows, preferably but limit, distribution conductor 512 is along a plane or axis formation.Then this structure can allow the distribution conductor 512 of same structure to be used on the both sides of integrated control device 520, therefore provides the distribution conductor 512 of two independent structures to reduce logistics, processing and inventory carrying cost.

In the situation that needs are reprocessed, in the embodiment of use distribution conductor, distribution conductor can be cut off between control device 520 and cold junction 40, and then additional distribution conductor 512 can be soldered on the distribution conductor 512 of shortening of control device 520 before ressembling.

Fig. 2 qcz has shown the stereogram of the integrated control device 520 of Fig. 2 qcy observing from above in the time that the integrated control device 520 of Fig. 2 qcy is not arranged on element board 12.

Connector assembly 676 holds the electric connecting part 530,534N, 127 and switching part 137,512 of control device 520, and makes for example charged and neutral conductor of parts 530 and 534 be electrically insulated from each other and insulate with grounding parts 127.Connector assembly 676 can also comprise and interactional at least one push rod 212 of spring contacts 137, with the corresponding bimetallic 577 on chassis 590, if make bimetallic 577 sense overheated or dry cook state, can be interrupted to the supply of electric power of utensil 1.In another embodiment, push rod 212 can formation temperature fuse (not shown) or other thermal actuator device or interact with Thermal Cutoffs (not shown) or other thermal actuator device.

As illustrated and diagram with reference to Fig. 2 qcz, spring contacts 137 can be accommodated in guard shield 521 and be supported by strutting piece 591.Guard shield 521 can be provided with lug boss 117, thereby makes spring contacts 137 can be positioned and make spring contacts 137 to be further fixed to integrated control device 520.Alternatively, spring contacts can be provided with aperture 414 (not shown) for holding lug boss 117, so that spring contacts 137 can be positioned and make spring contacts 137 to be further fixed to integrated control device 520.Lug boss 117 can be for clamping or be fixed to strutting piece 591 by for example hot anvil method or other clamping device by spring contacts 137.

The near-end of spring contacts 137 can be provided with male contact protuberance or terminal 507 (not shown), thinks that accessory provides electric power, or optional or can be connected in addition distribution conductor 512.

Connector assembly 676 can also comprise steam bimetallic 592 and have the trip lever 594 of lug boss 595, lug boss 595 can with control device 520 at least one switching device shifter (not shown) interact, to be cut to the electric power of utensil 1 in the situation that for example utensil inclusion reaches predetermined temperature.

Chassis assembly 590 can comprise the erecting device 573 at least one bimetallic 577, and described erecting device 573 can also be used for opposed member plate 12 in the time of assembling and stablize chassis assembly 675.

At least two legs or strutting piece 574 can form by aperture 570, and for chassis 590 is connected to element board 12, and other strutting piece (one or more) 559 can also provide benchmark and stability.

At least one protuberance 424 can be formed by material punching press or the punch on chassis 590, with the device as connector assembly 676 being connected or is clamped to chassis assembly 675.

Protuberance (one or more) 424 can be distortion protuberance (one or more), and can be for making chassis 590 be connected to connector assembly 676, described in the patent GB-B-2342685 having authorized as applicant.

Alternatively, protuberance (one or more) 424 can be between erecting stage can folded (or bending), make each protuberance as clamping device, so that connector assembly 676 is fixed on chassis assembly 675.

As shown in Fig. 2 qcz, connector assembly 676 and chassis assembly 675 can utilize screw 288 or for example other applicable fastener of rivet, hot anvil connection, clamping or snap fit etc. to be further fixed together.Screw 288 can for manufacture, assembling and operating period control connection device assembly 676 and chassis assembly 675 between deflection and distortion.

At least one positive protuberance 507 can also be formed by material punching press or the punch on chassis 590, and as terminal, so that dismountable jockey between earthing conductor 127 and chassis 590 to be provided, as explanation subsequently.

Chassis 590 can also be provided with ribs 558.

Chassis 590 can be manufactured by stainless steel, mild steel or for example galvinized steel zinc-plated or aluminum-plated steel.

Strutting piece 574 can comprise the vertical portion 856 that is provided with aperture 555, in order to reduce hot path between element board 12 (not shown) and connector assembly 676 and or heat conduction, make can not cause negative effect to the main moulded parts 535 of connector assembly 676 from the heat of element board 12 (not shown).

Fig. 2 qcza shows the stereogram of the integrated control device 520 of Fig. 2 qcy observing from below.

Connector assembly 676 holds with the electric connecting part 530 of arranged concentric, 534N, 127.Bimetallic actuator 592 supports by member 593, with the fluid temperature of controling appliance 1.Member 593 is also as steam inlet 860, and this will illustrate in greater detail below.

Fig. 2 qczb shows the exploded view of Fig. 2 qcy to the integrated control device 520 of 2qcza.

Utensil controller 520 comprises main moulded parts 535 and at least three conductors (the charged pin 530 in center, neutral ring 534N and ground loop 127).Conductor 534N, 530 and 127 each can comprise cross member 539, cross member 539 is for by conductor 534N, 530 and 127 location and assist to be fixed in main moulded parts 535, and forms and be provided for charged, the neutrality of utensil and the device of ground connection.The far-end of cross member 539 can comprise that terminal connection part 532 maybe can be used as fixed contact plate 501.Conductor 534E, 530 and 127 each can be by the planarization material punching press such as brass and/or copper alloy, folding and by forming such as the planarization material of brass and/or copper alloy, and be coated with such as silver-colored low-resistance material.

Cross member 539 can be in the top that is inserted through main moulded parts 535 aperture 545 (not shown) after by postforming or folding, can be maybe the separate part that is connected to conductor 127,530 and 534N between erecting stage.In terminal part 532,501, just the top by main moulded parts 535, at least one in cross member 539 can be positioned on the bottom side, top of moulded parts 535.

In the situation that connector 3 needs waterproof, cavity 526 (not shown) that formed by wall 522 (not shown) can also be filled by the insulated enclosure agent of for example silicone, as apply for a patent as described in the example in public publication GB-A-2440411.

In other variation, sealant can be applied in from the bottom side of moulded parts 535 alternatively and/or in addition.

In other variation, conductor 127,530 and 534N, cross member 539 and/or connecting portion 532,501 can be molded a part of inserting as main moulded parts 535.

Dock connector 4 comprises main moulded parts 536, wherein two annular orifice 541 and 542 and center port 564 form by wall 546,547 and 868, and can comprise the guard shield 560 on bottom side, in order to electric insulation and/or the water guard shield of for example above-mentioned arrangements of electric connection of protuberance terminal 532 to be provided.Assembly also comprises three movable contact part 137E (ground connection), 137L (charged) and 137N (neutrality), in the time that appliance connector is inserted in dock connector 4, three movable contact parts are connected with respective conductors 127,530 and 534 interfaces or interface.

Show as schemed, the main moulded parts 536 of connector 4 can comprise annular lip portion 853, and wherein annular chamber 882 can be formed between wall 547 and annular lip portion 853.Annular chamber 882 can be used as discharge member, and this will illustrate in greater detail below.

Wall 567 can be arranged in main moulded parts 536, to be formed for the concentrated discharge port 567a of at least two in annular chamber 882 and/or ring-type aperture 541 and 542, for by water security discharge connector 4, and its details will illustrate in greater detail below.

Show as schemed, movable part is the elastomeric spring that can be manufactured by the free material of beryllium of for example Olin (ref C7025) by beryllium copper or more preferably, and can comprise low resistance contact portion 544 (not shown).In a further embodiment, can provide by other devices or the optional feature of for example disc spring for the elastic force of movable contact parts.

Elastomeric spring 137E, 137L and 137N comprise the cross member 539 with permanent plant 533, for being assembled to main moulded parts 536 and jockey 532.Elastomeric spring 137E is positioned in outer tunnel aperture 542, and elastomeric spring 137N is positioned in internal channel aperture 541, and elastomeric spring 137L is positioned in center port 564.

Fig. 2 qczc and 2qczd show the variation of Fig. 2 qcy to the charged pin 530 of 2qczb, are electrically connected to the band electrical spring 137L (not shown) of control device 520 for the elastomeric spring 137L from socket 4.

Be known that: the far-end that the low-resistance contact 509 of separation is fixed to solid pin is difficult and expensive process, particularly, the assembling of location and fixture.

As shown in Fig. 2 qczc, charged pin 530 can comprise the solid conductor that is fixed to contact plate 501L by for example rivet 515.Alternatively, other applicable fixing means also can be used, for example, splay and be threaded etc.Middle conductor and contact plate 501L can for example be formed by brass and/or copper alloy.In the situation that this solid pin type is used for applying, wherein control device 520 experiences low arc current and/or low watts, can not need plate and/or provide contact 509 at far-end.

As shown in Fig. 2 qczd, optional charged pin 530 can be by such as brass and/or copper alloy punching press and/or folding and/or be shaped.Show as schemed, charged pin 530 can comprise the hollow center part 857 with contact plate 501L, and contact plate 501L extends from hollow center part 857, for being electrically connected to the band electrical spring 137L (not shown) of control device 520.

Before folding hollow pins 530, the silver-colored contact 509 of separation can for example be welded on material, makes it form subsequently the contact between pin 509 and the elastomeric spring 137L of socket 4.Contact 509 can be set up or supply with and pruned after welding from continuous length.Low conductive of material part or be roughly engaged in the hollow bulb of postforming.Advantageously, and the art methods that separates contact 509 and be fixed on the far-end of solid pin is compared, this provides the material and the manufacturing cost that reduce.

Be used for knowing object, Fig. 2 qczd shows the partial sectional view of charged pin 530, to show the position of contact 509.

In optional embodiment, hollow bulb 857 can for example be exceeded far-end so that contact area to be provided by swaged forging (swaged), and this contact area can be coated with for example low-resistance material of silver.

Understandable, the special load demand that the charged pin of Fig. 2 qczc and Fig. 2 qczd can be based on required application and exchanging.The charged pin 530 that comprises Fig. 2 qczd that separates low-resistance contact 509 can be suitable for control device 520 wherein experiences the application of high arc current and high watts, and the charged pin 530 of the low cost of Fig. 2 qczc can be suitable for wherein control device 520 and experience the application of low arc current and low watts, and therefore the control device 520 of low-cost type is provided.

Fig. 2 qcze shows the exploded perspective view of chassis 590, female connector moulded parts 535 and ground loop 127, and view is from observing below to show fixing ground loop 127 is to the electrical connection on chassis 599 and ground loop 127 to main moulded parts 535.For clear and illustrative object, other all parts are removed from figure.

Ground loop 127 is provided with elastomeric spring folder 552 at its far-end, and for engaging the contact protuberance 507 being arranged on chassis 590, and spring clip 552 is provided with at least one taper positioning element 759.

As shown in Fig. 2 qcze, ground loop 127 can be formed by light sheet material, and the general toroidal portion of ground loop 127 can keep its rigidity in the case of not needing extra stiffening device.

In other embodiments, for reducing costs, the material thickness of ground loop 127 can be reduced, thereby needs extra stiffening device, and for example mechanical interlocking finger joint portion 758 can be arranged in the general toroidal portion of ground loop 127, to increase its rigidity.In other embodiments, can use other interlocking junction surface of for example dovetail joint portion.

The internal diameter of ground loop 127 aligns with the center port 414 being arranged on chassis 590, and the spring clip 552 of ground loop 127 aligns with the contact protuberance 507 on chassis 590.

Ground loop 127 can be provided with protuberance 424, and protuberance 424 can be inserted through aperture 545 (not shown) in the top of main moulded parts 535.Protuberance 424 by folded (or bending) ground loop 127 is fixed to main moulded parts 535 during assembling process.

Be known that and provide at least one dry cook blade or Thermal Cutoffs as the safety device that prevents that heating element is overheated.Under overheat condition, dry cook blade will disconnect the electric power of self-control device.Deflection need to be transformed into rectilinear motion to use thermo bimetal blade to be thermo bimetal's blade as one in the problem of safe dry cook mechanism, to be connected with switching device shifter interface or interface, so that the switching device shifter of disconnection control device.Following embodiment has described independent push rod guiding device 850, and push rod guiding device 850 is for guiding the motion of push rod to make the deflection of thermo bimetal's blade be transformed into the rectilinear motion of the switching device shifter for disconnecting control device separately.Advantageously, push rod guiding device can also be as the insulation division between chassis 590 and electric parts and as the clamping device at least one contact plate 501L and 501N.

Fig. 2 qczf shows the integrated control device 520 of Fig. 2 qcz, wherein for clear and illustrative object have removed chassis 590.Fig. 2 qczfa schematically shows the bimetal blade 577 being arranged on chassis 590.Fig. 2 qczg has shown the schematic cross-section intercepting along the X-X of Fig. 2 qczf.

The central part of dry cook blade is arranged in blades installation portion 573, and the rear portion of each dry cook blade 577 has elastic force or against the corresponding non return part being placed on chassis 590.Non return part 598 is the fulcrum in the time activating as bimetallic 577, and the front portion of dry cook blade 577 can be acted on against push rod 212.Push rod guiding device 850 is arranged for the motion of guiding push rod 212, makes the deflection of thermo bimetal's blade 577 be transformed into the rectilinear motion of the switching device shifter for disconnecting control device 520.

Then push rod (one or more) 212 promotes relative resilient spring contacts (for example 137L and 137N), and therefore makes described elastomeric spring disconnect from contact plate 501L and 501N.This action also provides and has forced trip lever 594 by bistable mechanism and arrive the power in ' disconnect ' position.

Push rod guiding device 850 is provided with lug boss 855, and lug boss 855 is for being clamped to contact plate 501L, 501N moulded parts 535 and being used as mentioned above the electric insulation arrangement between chassis 590 and the electric parts of control device 520.

Push rod guiding device 850 can also be provided with wall 854, and the wall 854 combining with main moulded parts 535 can provide guard shield around switching device shifter, for example, prevent that chip or other impurity from entering this key area.

Fig. 2 qczfb, 2qczfc, 2qczfd and 2qczfe have shown the other embodiment of control device 676, and it comprises improvement and/or the optional form of the previous embodiment to Fig. 2 qca.This is only intended to further illustrate and improves and/or optional form, and for clarity sake, Fig. 2 qczfb, 2qczfc, 2qczfd and 2qczfe show the view similar to Fig. 2 qcz, 2qcza, 2qczf and qczfa.

Fig. 2 qczfb is the stereogram (identical with the view of Fig. 2 qcz) of control assembly 676, and being wherein provided with can also be as the elasticity of extension spring 137 of conductor 512.Elastomeric spring 137 can be fixed to the control assembly 676 in the region of guard shield 521 by for example lug boss 117.Elastomeric spring conductor 137/512 will further describe subsequently.

Fig. 2 qczfc is the stereogram (identical with Fig. 2 qcza) of control assembly 676, is wherein provided with at least one depression 757, and this at least one depression 757 for example can be provided for path and the support of the additional electrical jockey of connector, this additional electrical jockey can for example coordinate with elastomeric spring conductor 137/512.

Fig. 2 qczfd is control assembly 676 stereograms (identical with Fig. 2 qczf).Fig. 2 qczfd shows control assembly 676, and wherein chassis 590 is removed and makes push rod guiding device 850 visible.The push rod guiding device 850 showing in detail at Fig. 2 qczff comprises at least one additional wall 854a, further to prevent that chip or other impurity from entering crucial electric contact area.Additional wall 854a can comprise minor diameter aperture 819, makes for example to pop one's head in can be inserted into for the production of line test and/or check.

Fig. 2 qczfe is the stereogram (identical with the figure of Fig. 2 qczf) on chassis 590, has shown the additional protuberance 415 on for example main moulded parts 535 chassis 590 around that can be fixed on control assembly 676.Chassis 590 can also comprise previously described fixture, for example distortion protuberance 424.

Fig. 2 qczfg is the stereogram of elastomeric spring conductor 137/512, and this elastomeric spring conductor can combine as the part 137 of the elastomeric spring contact of the switching device shifter of control device 520 with by the part 512 of jockey of cold junction 40 of accomplishing for example heating element 39.Spring 137/512 can comprise for the low resistance contact part 544 of switching device shifter, for the aperture of lug boss 117 fixing springs 137/512 of relatively previously described control assembly 676 or the parts 511 of holding with a firm grip, can maybe can be as for example previously described as other fixture the folding part 507 of the contact site of connector and can comprise at least one profile portion 572a, this at least one profile portion 572a is the correct location with respect to cold junction 40 for conductor 512.The shape of elastomeric spring conductor 137/512 and/or form can be for example stamped to form by strip material, or as being formed by continuous strip material of illustrating subsequently.

In the prior art, be known that the electrical connection for two parts on conductor 517 and/or cold junction 40 one or boths' far-end such as sun or cloudy protuberance terminal or socket can fixed connector.But, there is known problem: this connector fixing for example makes overheated and/or the positive and cloudy connecting portion in the region that connects not mate.In addition, conduct electricity in order to ensure connector, must use the electric conducting material such as brass or tin-plated brass, but these materials are costs expensive and that increased assembly.

It is also known that, as previously mentioned, conductor 517 is welded on cold junction 40, but, as previously mentioned, be not the path that can obtain for welding, if and/or for example conductor 512 can not easily remove from cold junction 40, there is reprocessing problem.

It is also known that against cold junction 40 offset conductor 512, if but electrical connection contact assembling before or during endangered by the damage to conductor 512, still there is problems of excessive heat.

The embodiment of Fig. 2 qczfh and qczfi proposes the optional layout to art methods, and wherein elastic clip 552 can be provided so that against cold junction 40 machinery and/or electric fixed conductors 512.Clip 552 comprises and is folded into for example planarization material of elasticity R shape shape, and this shape has the folding 552a that forms at one end bias unit.A side (being shown as bottom side) of clip 552e can general planar and opposite side (being shown as top side) can comprise towards lower part 552b, profile portion 552c and its far-end upwards have a 552d of angle portion, it can form opening 552f in clip 552 to help assembling.Opening 552f can be further strengthened towards bottom (not shown) by the remote equipment at part 552e.

In use, the opening 552f of Flexible clamp 552 is pushed through conductor 512 and crosses cold junction 40, the length of the relative conductor 512 of par 552d is clamped, and profile portion 552c passes cold junction 40 and clamps around cold junction 40.Conductor 512 can be resiliently biased against cold junction 40 before assembling, and can comprise at least two positioning element 572a, 572b, so that between erecting stage and limit and/or limit the transverse movement of clip 552 after assembling with respect to conductor 512.Parts 572a can provide (as shown in Fig. 2 qczfh) and/or parts 572b to provide by the material in the width of conductor 512 by the outside outstanding material of the width from conductor 512, for example, as Fig. 2 qczfj shows.Alternatively, at least one in parts 572 can take from conductor 512, to rise or pass through the tip (pip) of conductor 512 and/or the form of indenture.

The profile portion 552c of clip 552 can be as by further clip 552 anchoring/be fixed to cold junction 40 and limit and/or moving forwards or backwards of clip 552 assembled in restriction, and in optional embodiment, at least a portion of clip 552 can comprise the positioning element 572 coordinating with conductor 512, to limit and/or limit lateral movement.

Distance G between the inside top surface of profile portion 552c and the top surface of bottom 552e must be less than the diameter of cold junction 40, makes the bias unit of clip 552 in the time of assembling coordinate conductor 512 and laterally between cold junction 40, apply constant contact.

As everyone knows, the ability that element shell 39 is connected to the manufacture process of plate 12 can cause cold junction 40 from element to the element relative width position deviation with respect to element board 12.In the situation that needs provide compliance (or compliance) to adapt to the distortion of above-mentioned position for conductor 512 and/or clip 552, the conductor 512 of control device 676 will be with respect to element board 12 transpositions.

As Fig. 2 qczfh instruction, position deviation can comprise:

I) angular displacement of cold junction 40 (angle X), can be with respect to the centerline of the cold junction 40 between for example cold junction 40 and element board 12 and/or between cold junction 40 and conductor 12 in any orientation.

Ii) height A between cold junction 40 and element board 12a.

Iii) distance H between the center line of the cold junction 40 of conductor 512 tops and the excircle of plate 12.

For clarity sake, Fig. 2 qczfh is based on nominal position, and wherein each other roughly in line and be roughly parallel to plate 40, and cold junction 40 and conductor be with 90 ° of intersections for cold junction 40, but this is not to restriction of the present utility model.

Clip 552 and conductor 512 can be configured to provide the compliance (or compliance) against the deviation of the angle X between cold junction 40 and conductor 512, and the device in order to clip is fixed to conductor 512 is still provided simultaneously.

In the embodiment of Fig. 2 qczfh, for example the bandwidth sizes F of at least part of 552e of clip 552 may be less than the size C between the parts of conductor 512 572, make clip 552 can between parts 572, tiltedly assemble over the ground to provide compliance (or compliance), while part 552c is roughly parallel to cold junction 40 and assembles.In a further embodiment, conductor 512 width in the region of clip 552 are less than the distance between the parts 572 on clip 552, parts 572 can be arranged on clip 552, and similar angle compliance (or compliance) is therefore provided.

Similarly, can be wider than the diameter of cold junction 40 through the size E of the widest part of the inner surface of profile 552c, cold junction 40 can be coordinated critically in profile 552 inner opposite angles, therefore the angle compliance between clip 552 and cold junction 40 is provided.

The distance H that clip 552 and conductor 512 can also be configured between relative cold junction 40 and the excircle of plate 12 provides radial compliance.Radial missing can be between the center line of cold junction 40 and the end of conductor 512 measured (size B), and can be defined as the minimum overlay that needs between cold junction 40 and the end of conductor 512 and cold junction 40 around center line with respect to the maximum angle of the periphery of plate 12 and the summation of radial missing.

In either case, in the embodiment of Fig. 2 qczfh, distance B between the inner surface of the center of profile 552c and folded part 552a must be greater than size B, make in the time that clip 552 is assembled, before the profile portion 552c of cold junction 40 complete engaging clips 552 folded part 552a not relatively the end of conductor 512 in bottom.

In optional embodiment, each of conductor 512 and/or clip 552 can be provided with indenture or the parts 572 of for example centralized positioning, and corresponding clip 552 and/or conductor 512 can be provided with groove, clip 552 can and be slided along groove along groove rotation, thereby each previously defined angle compliance and radial compliance are provided.

What expect is that the rotating elastic of smooth conductor 512 can provide angular displacement X and the needed compliance of height tolerance A between relative cold junction 40 and element 12.

In other embodiment, not shown, clip 552 can for conductor 512 combinations of other form that comprise aforementioned distribution conductor.

As shown in the figure, clip 552 coordinates with the conductor 512 being positioned between cold junction 40 and element board 12, is positioned at the embodiment between conductor 512 and element board 12 but clip 552 can equally be applied to wherein cold junction 40.

In the situation that clip 552 is made up of low electrical resistant material, clip 552 can and can allow to use low electrical resistant material to be used for conductor 512 and/or cold junction 40 as the additional conductors between cold junction 40 and conductor 512, thereby and reduces the cost of these parts.

Advantageously, in the situation that clip 552 does not need for conduction, clip 552 can be manufactured by the little electric conducting material of low cost, for example mild steel.

Be known that the multiple complex component that stamp out in the prior art for example conductor 137/512 from for example having the planarization material of belt shape, this complex component includes angle or shape form.Complex component is nested in together to alleviate waste, so instead of can be to stop the mode nested unit of all wastes, and stops particularly for example all wastes between punch components and/or between edge or the transposition part of punch components and material separately.

Fig. 2 qczfk shows other embodiment to Fig. 2 qczfn, and by this, the conductor 512 of Fig. 2 qczfg can be formed by the continuous strip material that needs certain width, and forming section can form by folding described strip material.Advantageously, continuous strip material sequentially can be trimmed to the needed length of each conductor 512a, make not have strip material to be wasted.

Fig. 2 qczfk shows the conductor 512a before folding, wherein can be provided with contact 544 and aperture and or can be subsequently as the parts 511 of holding with a firm grip of transposition or adjusting device.

Conductor 512a can foldedly make the part of conductor 512a, 512b and 512c can in level and vertical plane, change direction (as shown in Fig. 2 qczfl) and/or conductor 512a can only change direction (as Fig. 2 qczfm and Fig. 2 qczfn figure demonstration) in generally horizontal plane.Conductor 512a can comprise the folding part of multiple different angles as required, and folding part can, so that the mode of the electric conducting material plastic deformation in the region of folding part is stamped or pushes, roughly keep in position folding part.The electric conducting material that is not subject to for example far-end of folding power can still keep DE.

Fig. 2 qczfm has shown the example of the strip conductor 512a after folding, compared with punching press conductor 512 in original place, can find out that the folding part at two obtuse angles can produce similar formed conductor 512a for punching press conductor 512.

For example contact 544 or connecting portion 888 are supported to the strip conductor 512a (explanation subsequently) of cold junction 40 for the wider platform of needs, can be for example by folded part 512b, 512c and 512d structure wider portion, as shown in Fig. 2 qczfn.As shown in the figure, wider portion can be formed at least one end of conductor 512, but identical folding principle can for forming the wider portion across conductor 512 length in what position in office.

Fig. 2 qczfo shows the embodiment of previously described punching press and/or folded conductors 512 to Fig. 2 qczfr, conductor 512 can be electrically connected to cold junction 40 by interference fit method, and this assembly method allows the deviation of previously described cold junction with respect to element board 12.Following examples can describe and illustrate with reference to conductor 512, but embodiment can be applied to another conductor that includes but not limited to folded conductors 512a of equal valuely.

In the first embodiment, as Fig. 2 qczfo and 2qczfp demonstration, respectively under unassembled and confined state, the far-end of conductor 512 can be provided with fixture 888, fixture 888 comprises center port 888a and away from center port 888a multiple aperture 888b radially, therefore can form a series of resilient barb 888c.Part 888 can the folded and/or distortion perpendicular to the plane of conductor 512, make aperture 888a can with cold junction 40 in line.End sections 888 can be formed by a series of folded parts of foregoing for example 512b, 512c and 512d.Between erecting stage, part 888 is forced to through cold junction 40, and barb 888c can be out of shape, thereby is used to form and the electrical and mechanical connection of cold junction 40.Cold junction 40 can be provided with at least one holding device of for example indenture or jut (not shown), to engage with at least one resilient barb 888c, thereby after assembling, conductor 512 is remained on cold junction 40.Conductor 512 can be provided with a series of folding parts 887, and folding part 887 can be for expanding under the effect of power and tightening, to be provided for making aperture 888a cross over longitudinal compliance that manufacturing tolerance scope is alignd with cold junction 40.

Fig. 2 qczfq shows the second embodiment, by this, the far-end of conductor 512 can be provided with the fixture 888 that comprises at least one horizontal orifice 888d, and can comprise at least one vertical aperture 888g, at least one elongated barb 888e can be formed at least one side of horizontal orifice 888d.Between erecting stage, part 888 is forced to through cold junction 40, and barb (one or more) 888e can be out of shape the electrical and mechanical connection with cold junction 40 in order to formation.In the situation that not needing a series of folding parts (showing in as Fig. 2 qczfo) that longitudinal compliance is provided, horizontal orifice 888d can be provided for making aperture 888a to cross over longitudinal compliance that manufacturing tolerance scope is alignd with cold junction 40.

Fig. 2 qczfr shows the 3rd embodiment, and by this, the far-end of conductor 512 can be provided with previously described horizontal orifice 888d, also comprises for example a series of vertical aperture 888g, can form a series of vertical barb 888f outstanding towards horizontal orifice 888d.Between erecting stage, part 888 is forced through cold junction 40 and is only had the required part of barb 888f can be out of shape the electrical and mechanical connection being used to form with cold junction 40.As previously explained, horizontal orifice 888d is provided for making aperture 888a to cross over longitudinal compliance that manufacturing tolerance scope is alignd with cold junction 40.

As previously explained, each cold junction 40 can be provided with at least one holding device of for example indenture or jut (not shown), to engage with at least one resilient barb 888e, 888f, thereby after assembling, conductor 512 is remained on cold junction 40.

As shown in Fig. 2 qczg, for example the jockey of the variation of 532L, 532N can be arranged on any applicable position along the length of conductor 137/512, to be provided for the device of connection of accessory (not shown) of for example lighting apparatus.

Trip lever 594 (not shown) by the non-switching part along conductor 137/512, jockey are set, even if also can not affect in its ' disconnect ' position the electric power that is fed to accessory.

Jockey can pass through for example foregoing Molex ^tMthe snatch-disconnect connector setting of type connector, or for example distribution can be welded direct to contact plate 501L and 501N.

Fig. 2 qczh schematically shows to 2qczj the three phases that elasticity chassis 590 opposed member plates 12 are installed.For clear and illustrative object, non-critical piece is removed from figure.In figure, the position of parts and size be only for illustrative object, and should not serve as the restriction to protection range of the present utility model.

Fig. 2 qczh has shown the mounting flange 574 aliging with installation double-screw bolt 755 in the first stage of assembling.

Fig. 2 qczi shows the second stage of assembling.In order to be provided for the reliable fixing of elasticity chassis 590, inner side mounting points 574 is positioned in the different plane from outside-supporting device 559 and dry cook blades installation portion 573 critically, thereby not coplanar.By this way, while being set to plate 12 on chassis 590, outside-supporting device 559 contacts with plate 12 and forms initial triangulation point with plate 12 with dry cook blades installation portion 573 and contacts, and installation portion 574 slave plates 12 in inner side separate (clearance C) critically.

Fig. 2 qczj shows the phase III of assembling, wherein inner side installation portion 574 is directly tightened to element board 12 by nut 756 (or other clamping device), and provide in this case to guarantee that outside-supporting device 559 and dry cook blades installation portion 573 rest element plates 12 are by the power keeping securely and firmly.

In addition, as previously mentioned, chassis 590 can be provided with flank 558, and especially, while joint completely under pressure and with element board 12 on chassis 590, the distortion on chassis 590 is strengthened and prevented to flank.

Advantageously, chassis 590 is only used two clamping device rest element plates 12 to be completely fixed, and blades installation portion 573 in the region of bimetallic 577 with element board 12 close contacts.

The central part of dry cook blade is arranged in blades installation portion 573, and the rear portion of each dry cook blade 577 is arranged on the corresponding non return part 598 on chassis 590.In the time activating, non return part 598 is as the fulcrum of bimetallic 577, and the front portion that makes dry cook blade 577 relatively push rod 212 acts on.Then push rod 212 is supplied to disconnection the power/electric power of spring contacts 137, and shifts trip lever 594 onto open position.

Advantageously, the precision control of the size in bimetallic region provides the possibility that reduces or eliminates application heat radiation compound between bimetallic 577 and plate 12.

In the time of dismounting, nut 756 or other clamping device are removed, and chassis 590 can turn back to its original-shape, for re-using.

In other embodiment (not shown), the alternative pack on chassis 590 or chassis 590 can be provided as a part for element board 12, therefore provides and reduces material cost and reduce the other possibility that control device 520 is assembled to the time in utensil 1.

Be known that while replacing in its power source base after kettle is for sky, the device of guaranteeing that kettle is not energized is provided.The example of this device comprises applicant granted patent GB-B-2331628 and EP-B-0380416.

Prior art assembly needs multiple parts conventionally, and this has increased cost and complexity.

Following declarative description with so that the other device simplifying the structure, this does not relate to multiple parts.

Fig. 2 qczk and 2qczl have shown the schematic cross-section of appliance connector 3, for using with together with the previous embodiment of control device 520.The entrance moulded parts 535 of appliance connector 3 comprises annular channels 858, and power source base connector 4 can join in annular channels 858.

Moulded parts 535 supportings of appliance connector 3 are arranged on the trip lever 594 in bistable structure, and bistable structure provides the pivoting action of the trip lever 594 between bistable state position.Bistable state effect can provide by " C " spring 811 (not shown).

Trip lever 594 can be positioned at point 579 pivotables on main moulded parts 535 around as discussed previously.Trip lever 594 can also comprise lug boss 595 or other device, for interacting with user actuator 305.

Approximate horizontal elastic cantilever spring 861 is set up, and the near-end of its medi-spring 861 is fixed to moulded parts 535 and is biased towards annular channels.

The far-end 869 of elastic cantilever spring 861 with roughly 90 ° be formed into spring section and navigate in annular channels 858 by aperture 859.Can be operated to engage with the moulded parts 536 of power source base connector 4 to lower extension 869.Can comprise folding part 871 or other parts to lower extension 869, to prevent damage or damaged in the time engaging or separate with connector 4.The horizontal part 872 of elastic cantilever spring 861 is also connected with lug boss 862 interfaces or the interface that are arranged on trip lever 594.

Therefore, to from Fig. 2 qczk, know and present, in the time that liquid memory and power source base are separated, be extended with angle part 869 downwards and be projected in annular channels in its primary importance, and horizontal part 872 and the lug boss 862 of trip lever 594 engage and prevent that bistable state trip lever 594 is switched to ' connect ' position.

In the time that cordless connector 4 engages with appliance connector 3, the moulded parts 536 of connector 4 promotes against elastic cantilever spring 861, upwards promote spring 861 to its second place, elastomeric spring 861 is not contacted with trip lever 594, trip lever 594 can be as required operated in ' connect ' and/or ' disconnect ' position.

In the situation that liquid memory is removed from power source base, wherein appliance connector 3 is in its ' connection ' position, elastic cantilever spring 861 will turn back to its primary importance,, being extended with angle part 869 is downwards projected in annular channels 858, and elastic cantilever spring 861 will act on so that bistable state trip lever 594 moves on to its ' disconnect ' position, as shown in Fig. 2 qczk against trip lever 594.

In the situation that single elastomeric element coordinates trip lever 594, control moulded parts 535 and power source base connector 4 to act on, only be switched on when guaranteeing that the trip lever 594 of container 1 is positioned on pedestal, and will automatically be returned in the time removing from pedestal ' disconnect ' position.

Known in the prior art: steam pipe is provided, and this steam pipe is communicated with on the top of utensil holder (in use the region of water level top) and is arranged between the vapor controlling device on the bottom side of holder pedestal.

Utilize prior art structure, steam bimetallic is not in the direct current in steam path, and the response speed of vapor controlling device can be suppressed.

Following examples have been described in order to steam is guided to the integrating device on steam bimetallic 592, and this can provide steam response fast in the case of substantially not increasing the size of control device 520 and material.

Fig. 2 qczm and 2qczn show stereogram and the elevation cross-sectional view of Fig. 2 qcy to the control device 520 of 2qczb.Fig. 2 qczo shows the cross-sectional view of Fig. 2 qcy to the control device 520 of 2qczb.

As shown in Fig. 2 qczn and 2qczo, control device 520 can comprise the bimetallic actuator 592 supporting by member 593, in order to the fluid temperature of controling appliance 1.Control device 520 comprises the steam inlet 860 being communicated with inclined surface 873 fluids below bimetallic 592 actuators.Inclined surface guides steam path 72 towards bimetallic actuator 592, also therefore improves the response of bimetallic actuator 592 to activate trip lever 594.

In other embodiment, the bottom surface 874 of control device 520 can utilize independent members close to coordinate entrance 860 to form steam channel, or utensil subbase seat 19 can be for closing face 874 to form steam channel.

In optional embodiment, inclined-plane 873 can be formed in utensil subbase seat 19 and form foregoing steam channel.

Fig. 2 qczp shows two pivot structures (dotted line) for user actuator 305 (not shown) to 2qczs.

Fig. 2 qczp and 2qczq show that trip lever 594 is in its ' disconnect ' and ' connect ' position, and wherein user actuator is connected to trip lever securely.

Fig. 2 qczr and 2qczr show that trip lever 594 is in its ' disconnect ' and ' connect ' position, and wherein user actuator is pivotally mounted in the main body of control device and is connected to trip lever.

Can recognize, in the arcuate movement of trip lever end, the increase of the length with trip lever is increased, this can throw into question for larger diameter container.

Fig. 2 qczr shows optional structure, wherein user actuator 305 is connected to trip lever lug boss 870 than heart in the more close utensil of the pivot part of control device, then around fixed lobe portion 551 pivotable between trip lever lug boss 870 and the near-end of user actuator being arranged on main moulded parts 535.This structure reduces the angle of user actuator pivotable between ' connect ' and ' disconnection ' position effectively, and therefore reducing the size AC at any given length actuator place compared with first pre-structure, first pre-structure is to be more suitable for the situation in larger-diameter utensil in the second structure.

The water guard shield of the improvement in 360 ° of cordless connectors

In other prior art of 360 ° of connector (not shown) of for example patentee CS4 series, be known that the part of the molded sleeve of full height as pedestal 2 is provided, make molded sleeve for the initial engagement between pedestal 2 and plug 3 is provided.This sleeve can alleviate water and enter the problem between socket 4 and pedestal 2, but, can have and manufacture molded sleeve by utensil as interface or interface connectivity problem and tolerance issues between a part for pedestal 2 and the plug 3 providing by component manufacturer and socket 4.

It is also known that and in sleeved situation, do not provide wireless pedestal, and must consider to hold any liquid that connector 4 and power source base 2 interfaces or interface junction occur.

It is also known that central discharge portion is provided in cordless connector, any liquid that makes to appear on the top surface of connector 4 can be discharged by connector 4 and then discharge from pedestal by the passing away coordinating.

Following examples can comprise as the illustrated or disclosed parts with reference to applicant's patent public publication GB-A-2484571.Unless otherwise mentioned, intention is not further described those parts.

Fig. 2 qczu shows the cordless connector 4 of Fig. 2 qzcb observing from below, and wherein three movable contact part 137E (ground connection), 137L (charged) and 137N (neutrality) are in original place.The moulded parts 536 of socket 4 can be provided with the guard shield 560 with recess 561, as previous with reference to described in applicant's patent public publication GB-A-2484571, in order to electric insulation and/or the water guard shield of above-mentioned electric parts 532 to be provided.As shown in Fig. 2 qczw, the end of each guard shield 560 is provided with upwards wall extension 560a, with away from end and towards the sidepiece deflection water of recess 561.

Fig. 2 qczv shows the cordless connector 4 of Fig. 2 qczu, wherein for clear and illustrative object remove movable contact part.Fig. 2 qczw shows the stereogram of the cordless connector 4 of Fig. 2 qczu of observing from above and 2qczv.

The main moulded parts 536 of socket 4 can be provided with center port 564 and at least two concentric annular apertures 541 and 542, to be allowed for conductor 530,534N and 127 the entrance of control device 520 or to enter, to contact with 137E with corresponding elastomeric connector 137L, the 137N of connector 4.

Aperture 541 and 542 and center port 564 can be formed by wall 546,547 and 868.Wall 546,547 and 868 is also for the electric insulation between conductor is provided, and is provided for preventing that user from touching the insulation of live part.

Central part 564 can be provided for middle conductor (one or mores') discharger.

Wall 546 and 547 can be provided with vertical aperture 565a and 565b in common discharge port 567a, to improve from the discharge in two ring-type apertures 541,542.

Cordless connector 4 can also be provided with transposition or positioning element 883.

As shown in Fig. 2 qczw, aperture 346a can be arranged in the annular chamber 882 of connector 4, to provide from the discharge of annular chamber 882, for example make can discharge safely via common discharge port 567a along annular or any liquid of along the circumferential direction entering chamber 882 between the top surface of base seat lid moulded parts 343 and connector 4, as shown in the figure.

The wall 547 of connector 4 can be provided with vertical aperture 565c, and vertically aperture 565c upwards extends to improve discharge or the draining (drainage) from the top surface of cover mold product 343 from aperture 346a.

In optional embodiment, aperture 346a can be communicated with independent discharge port (not shown) fluid.

As shown in Fig. 2 qczy, base seat lid moulded parts 343 can comprise the sleeve 871 for engaging with the annular lip portion 853 of connector 4, for connector 4 being centered in cover mold product 343 between erecting stage.

In other embodiment, annular lip portion (not shown) can extend and enter into chamber 882 from top cover form product, further to improve from the draining of the top surface of cover mold product 343.

Provide each region of draining to mark with the hacures in Fig. 2 qczv and 2qczw.

In the embodiment showing, central discharge portion 564 is held by wall 562 and is formed passage, and the discharge portion of 565a, 565b and 565c is held by wall 567 and forms passage.Wall 562 and 567 each as separate row outbound port, to manage discharge or the draining by connector 4.

In a further embodiment, each aperture of for example 565a, 565b, 565c can be isolated respectively by the discharge port separating.

As shown in the figure, aperture 565a, 565b, 565c are aligned, and in a further embodiment, aperture can have form interlaced with each other or that depart from.

Fig. 2 qczx and 2qczy demonstration Fig. 2 qczb and 2qczu are to the constructed profile that is arranged on the cordless connector 4 in power source base 2 of 2qczw.

Power source base 2 can be provided with at least one guard shield 852, for being bonded with each other with the discharge port 567a of connector 4.Discharge port 567a is fluidly connected to the delivery port 565 of ring-type aperture 541,542 and annular chamber 882, and discharge port 562a is fluidly connected to center port 564.At least one aperture 346b fluid of discharging on the bottom side of port 562a, 567a and power source base 2 is connected.Therefore, enter connector 4 any fluid can by the bottom side of power source base 2 isolate and form passage discharge.

The central part of power source base 2 can be provided with annulus 851, and annulus 851 is as weir or barrier, in order to hold any excess fluid or condensate and the aperture 346b of this fluid in power source base 2 turned to.

Fig. 2 qczz and 2qczza show the other variation of previously described connector 4, are wherein provided with supporting member 884, and supporting member 884 can be for supporting the plug 4 in subbase seat 851, as explanation subsequently.

In the embodiment of Fig. 2 qczz and 2qczza, while comparing with previous embodiment, discharge member 567 is rotated (with respect to conductor 532), but unless otherwise mentioned, the position of rotation of discharge member 567 is unrestricted.

Following examples can comprise as illustrated or disclosed parts with reference to applicant's patent public publication WO-A1-2012/085602 and previously described embodiment.Unless otherwise mentioned, be not intended to further illustrate these parts.

Fig. 2 qczzb shows the stereogram of the other variation of the cordless connector 4 combining with power supply bottom base 2a of Fig. 2 qczz and 2qczza to 2qczzd.

As previously explained, power supply bottom base 2a can be provided with at least one guard shield 852, for being bonded with each other with discharge (or draining) port 567 of connector 4, thereby at least one the aperture 346b fluid that allows to discharge on the bottom side of port and power supply bottom base 2a is connected.

Discharge port 567 can also be provided with the positioner 883 of for example click-fit, for being bonded with each other with the positioner 883a being arranged on guard shield 852.Positioner 883,883a can also be used as alignment device, in order to guarantee that discharging port 567 aligns with aperture 346b.

As previously explained, the central part of power supply bottom base 2 can be provided with annulus 851, and annulus 851, as weir or barrier, to hold any excess fluid or condensate, and turns to the aperture 346b of this fluid in power supply bottom base 2a.

Cordless connector 4 can be provided with a series of bracing or strutting arrangements of the leg 884 being for example positioned on its bottom side, for example to engage with the adjacent part 885 being arranged on power supply bottom base 2a.Show as Fig. 2 qczzd in when assembling, discharge port 567 and engage with guard shield 852, and leg 884 is placed on adjacent part 885, make connector 4 by power supply bottom base 2a alignment and/or transposition, and by power supply bottom base 2a support.

Fig. 2 qczze shows connector 4 and the power supply bottom base 2a of Fig. 2 qczzd with previously described base seat lid moulded parts 343.Base seat lid moulded parts 343 can be provided with annulus 851a, and annulus 851a can be overlapping with the sleeve 851 of power supply bottom base 2a, for making base seat lid 343 utilize power supply bottom base 2a alignment and/or transposition.The fixture (not shown) of for example snap fit, click-fit, screw and/or rivet can be configured to base seat lid 343 to be fixed to power supply bottom base 2a.

As previously explained, the water on the top surface of the vertical aperture 565c permission cover mold product 343 of connector 4 is discharged via aperture 346b.

As shown in Fig. 2 qczze, power supply bottom base 2a can be provided with cable holding part 340, as explanation and/or disclosed in applicant's patent public publication WO-A1-2012/085602.

Fig. 2 qczzf illustrates the plane graph of power supply bottom base 2a to 2qczzi, power supply bottom base 2a is configured to be equipped with power cable 345a, 345b, the 345c of different size, make for example single standard moulded parts be suitable for using the scope through cable, and therefore single standard moulded parts can use the scope through utensil, as disclosed in WO-A1-2012/085602.

As shown in Fig. 2 qczzf, power supply bottom base 2a can comprise a series of wall 359a, 359b, the 359c that extend from power supply bottom base 2a, to be formed for holding the zone line 360 of connector (not shown as knowing object).Show as schemed, cable route 358a, 358b, 358c can be arranged between annulus 851 and wall 359a, 359b, 359c, for holding power cable 345a, 345b, the 345c of different size, will below illustrate in greater detail.At least one aperture 414a can be arranged in annulus 851, to allow power cable 345 by annulus 851.

As shown in the figure, a series of cable holding part 357a, 357b can be arranged between wall 359a and annulus 851 with cross structure, to set up cable route 358a and 358b, thus power cable 345a, 345b, the 345c of adaptation different size.

Respectively as shown in Fig. 2 qczzh and 2qczzi, the length of cable holding part 357 can be arranged, make the cable holding part 557a growing be suitable for less or middle-sized cable 414a, and shorter cable holding part 358b is suitable for holding the power cable 414b of large-size.

Cable holding part 357 is intended to only coordinate with the oversheath of cable 345, when oversheath can be removed and then separately conductor can be cut into as required certain length and enter zone line 360 by passage 358 and aperture 414c, thereby be connected to connector (not shown).

Optional or additionally, at least one cable holding part 357c for example with vertical cylindricality formula can be set up, with wall 359a and annulus 851 in the corresponding component combination of for example 359b, thereby clamp against cable 345c.Cable holding part 357c can also include angle member on its outer surface, to help attached cable 345c.

As shown in Fig. 2 qczzg, at least one vertically or vertical column 357 and corresponding component 359b can be arranged in single base mold product 2a, for using together with cable 345c, thereby cable 345c for example can very narrowly at least one plane clamp by the longest cable holding part 357a securely.

In the situation that not needing cable holding part 357c, cable 345 can be walked around cable holding part 357c, for example, as shown in Fig. 2 qczzh.

Fig. 2 qczzj illustrates the embodiment of the wireless power source base 2 of Fig. 2 qczze, by this, power source base 2 is to subtract undersized wireless power source base, as described in applicant's patent public publication WO-A1-2012/085602, this power source base can for example be implemented the size for reducing packaging as disclosed.

Wireless power source base 2 can comprise previously described power supply bottom base 2a and the connector 4 with power source base cover mold product 2b.Wireless base assembly and/or connector 4 can be by prewiring for being applied to as utilized disclosed cable in WO-A1-2012/085602 and as the standard package through utensil scope, as separate base assembly 2 (can hide by utensil 1) or with 343 combinations of removable base lid.Removable base lid 343 can be one-piece moule product, or multiple moulded parts of connection or hinge, for example, as shown in Fig. 2 qczzj.

Aperture 349 can be arranged in base seat lid 343 for holding wireless power source base 2.

Base seat lid 343 can comprise cable holding part on its bottom side, described in applicant's patent public publication WO-A1-2012/085602.

Fig. 2 qczzk is the schematic cross sectional views of the embodiment of the wireless power source base 2 engaging with control device 60 Fig. 2 qczg Fig. 2 qczzj.

As shown in the figure, connector 4 comprises improvement and/or the optional form of the previous embodiment to Fig. 2 qczzb, and by this, outer moulded parts 547 can be removed, and this can further reduce to use quality or the volume of the more expensive Engineering-type plastics on connector 4.Elastic connecting earthed conductor 137E can as discussed previouslyly form, thereby projects upwards to prepare to coordinate with coordinating the corresponding ground loop 127 control device 676 from connector 4.Elastic connecting earthed conductor 137E can be arranged in the splitting die product of indicating as dotted line 361, for for example protect conductor 137E in the time making utensil be inserted on pedestal.

At other embodiment, multiple splitting die products 361 can be arranged on identical pitch diameter, for example the additional guide to be provided for docking with corresponding connectors 3.

Optional or additionally; as shown in the figure; the cover mold product 343 of pedestal 2 can be extended to comprise the guard shield 557 of roughly the same shape; and form the outer moulded parts 547 as the cordless connector 4 of previous embodiment, make guard shield 557 also be used as guiding device for the protection of elastic conductor 137E during docking.Lid 343 can be with for example polyacrylic not expensive material manufacture.

As shown in the figure, at least a portion of the entrance of the moulded parts 535 of control device 60,520,676 can be removed and be replaced by extension socket 19a, and extension socket 19a can be provided as a part for the moulded parts of subbase seat 19.As previously explained, compared with the entrance moulded parts being formed by the more expensive Engineering-type plastics of control device 60,520,676, can obtain saving by formed entrance moulded parts 19a by the lower cost materials of subbase seat.

In other embodiment, the closure state of the switching device shifter of stability/globality retentive control device 60,520 that trip lever 594 can be based on pivoting device 579.Connect damaged (compromised) at the interface between trip lever 594 and pivoting device 579 or interface, trip lever 594 can be configured to open the electrically contacting of for example elastomeric spring contact 137 of control device 60,520.

Pivot part 579 can be associated with for example part for the temperature of heating plate 12 that increases in response to abnormality of utensil 1, and this abnormality is for example energized in the situation that there is no liquid for utensil 1.

Pivotal point 579 can comprise for example bimetallic to ascending temperature sensitivity and/or at least one element of melting fuse, the globality that this can endanger pivotal point 925 in the time of the abnormality of experience temperature, therefore causes trip lever 594 to open the switching device shifter in control device 60,520,676.

In a further embodiment, trip lever 594 can comprise for example bimetallic actuator to ascending temperature sensitivity and/or at least one element of melting fuse, and this at least one element can and/or be associated with this part against the biasing of the part in response to for example temperature of heating plate 12 of abnormality increase of utensil 1.Trip lever 594 can be configured to response opens control device 60,520 the electrically contacting of for example elastomeric spring contact 137 at least one element of ascending temperature sensitivity.

Optional embodiment

Above-described embodiment is only illustrative, and not the utility model is limited.Within understanding above-mentioned explanation, optional embodiment obviously can fall into scope of the present utility model.

Clearly: complete preservation scope and the combination of embodiment are widely; But can expect, the those skilled in the art that understand herein explanation can change the scheme between embodiment, to meet the particular problem of independent utensil in scope of the present utility model.

Claims (6)

1. for utensil being connected to 360 ° of wireless electrical connection systems of power source base, it is characterized in that, described 360 ° of wireless electrical connection systems comprise

A. for the pin connector of described utensil;

B. the corresponding socket connector for described power source base;

Described pin connector comprises main moulded parts, described main moulded parts is for engaging with the socket connector of described power source base, with the device for holding actuator and single elastomeric element, described actuator is used for making utensil energising and described single elastomeric element, in the time that described utensil separates from described power source base, described actuator is biased to open position; Described socket connector comprises the main moulded parts for engaging with described elastomeric element.

2. for utensil being connected to 360 ° of wireless electrical connection systems of power source base, it is characterized in that, described 360 ° of wireless electrical connection systems comprise

A. for the pin connector of described utensil;

B. the corresponding socket connector for described power source base;

Described pin connector comprises main moulded parts, described main moulded parts is for engaging with the socket connector of described power source base, and for holding the device of actuator and elastomeric element, described actuator is used for making utensil energising and described elastomeric element, in the time that described utensil separates from described power source base, described actuator is directly biased to open position; Described socket connector comprises the main moulded parts for directly engaging with described elastomeric element.

3. 360 ° of wireless electrical connection systems according to claim 1 and 2, it is characterized in that, in the time that described utensil engages with described power source base, described elastomeric element is pushed or applies active force and away from described actuator, therefore described actuator can be as required connect and/or open position in any position in operate.

4. 360 ° of wireless electrical connection systems according to claim 1 and 2, is characterized in that, described elastomeric element comprises one end of the main moulded parts that is fixed to described pin connector and the other end for engaging with the described main moulded parts of described socket connector.

5. 360 ° of wireless electrical connection systems according to claim 1 and 2, is characterized in that, described elastomeric element comprises prevent the folding part or the bend that are damaged or hinder in the time engaging and/or separate with the main moulded parts of described socket connector.

6. 360 ° of wireless electrical connection systems according to claim 1 and 2, it is characterized in that, the main moulded parts of described pin connector comprises aperture, and described aperture allows elastomeric element by described aperture and enters into annular channels, for engaging with the main moulded parts of described socket connector.