阅读说明：本技术 带有炉灶面的炉灶设备 (Stove equipment with cooktop surface ) 是由 托马斯·岑克尔 格罗尔德·奥尔 贝恩德·沃尔芬 严周永 马丁·泰普兰 于 2014-07-15 设计创作，主要内容包括：本发明涉及一种带有炉灶面的炉灶设备,该炉灶面由玻璃或者玻璃陶瓷原料组成,其中,在炉灶面的底侧以下的区域中布置有至少一个加热元件和至少一个发光元件,其中,加热元件借助按压装置在一个或多个弹簧元件的预紧下间接地或直接地靠在炉灶面的底侧上。为了改进这种炉灶设备的工作安全性根据本发明设置了：把这个或这些发光元件以及至少一个加热元件在按压装置的共同支撑区段上布置为,使得这些发光元件以及加热元件能在炉灶面振动时移位。(The present invention relates to a kind of stove equipments with cooktop surface, the cooktop surface is made of glass or glass ceramics raw material, wherein, at least one heating element and at least one light-emitting component are disposed in the region below of the bottom side of cooktop surface, wherein, on the bottom side that heating element indirectly or directly leans against cooktop surface under the preload of one or more spring elements by press device.In order to which the job security for improving this stove equipment is arranged according to the present invention: this or these light-emitting component and at least one heating element being arranged as on the common support section of press device, enable these light-emitting components and heating element in cooking stove surface vibration shift.)

1. one kind has the stove equipment of cooktop surface (10), the cooktop surface is made of glass or glass ceramics raw material, wherein At least one heating element (20) and at least one hair are disposed in bottom side (12) region below of the cooktop surface (10) Optical element (30), wherein the heating element (20) indirectly or directly leans against by the press device (40) of elastic reaction On the bottom side (12) of the cooktop surface (10),

It is characterized in that,

The light-emitting component (30) and at least one described heating element (20) are arranged in the common of the press device (40) It supports on section (42), enables the light-emitting component and heating element when the cooktop surface (10) are bent and/or are vibrated Displacement.

2. stove equipment according to claim 1,

It is characterized in that,

In the cooktop surface (10) flexure/vibration, between the bottom side (12) of the light-emitting component (30) and the cooktop surface Spacing does not change.

3. stove equipment according to claim 1 or 2,

It is characterized in that,

At least one act on the press device (40) spring element (41) can the light-emitting component (30) or it is described plus The mobile and/or described support section (42) is configured to spring formula when thermal element (20) shifts.

4. according to claim 1 to stove equipment described in any one of 3,

It is characterized in that,

The light-emitting component (30) relatively described press device (40) in a manner of spring pre-tightening is supported.

5. according to claim 1 to stove equipment described in any one of 4,

It is characterized in that,

The light-emitting component (30) and the bottom side (12) of the cooktop surface (10) are arranged with having spacing, wherein spacing is preferably provided with In 0.2 to 10mm range, particularly preferably in 0.5 to 5mm range, particularly preferably in 0.5 to 2mm range.

6. according to claim 1 to stove equipment described in any one of 5,

It is characterized in that,

The support section (42) carries multiple heating elements (20), wherein the heating element (20) is arranged at least one column.

7. stove equipment according to claim 6,

It is characterized in that,

Multiple support sections (42) are disposed with below the cooktop surface (10), the support section is in the cooktop surface (10) Extend on width direction or depth direction.

8. according to claim 1 to stove equipment described in any one of 7,

It is characterized in that,

The support section (42) is to accommodate at least one described heating element (20) and at least one described light-emitting component (30) Support (22) a part.

9. stove equipment according to claim 8,

It is characterized in that,

The support (22) be configured to shell form or plate-like and laterally shaped at least one, for the luminous member The receiving portion (23) of part (30).

10. stove equipment according to claim 8 or claim 9,

It is characterized in that,

The heating element (20) and the light-emitting component (30) are powered on the electric connection of common, the described support (22).

11. according to claim 1 to stove equipment described in any one of 10,

It is characterized in that,

The light-emitting component (30) is arranged between two heating elements (20).

12. according to claim 1 to stove equipment described in any one of 11,

It is characterized in that,

The light-emitting component (30) has luminescent device (33) and the optical conductor at least one guide-lighting section (34), the hair Optical device (33) by it optically coupling in the optical conductor, and the guide-lighting section (34) and/or with the guide-lighting section (34) another guide-lighting section (35,38,39) of coupling has emitting area (36), and the light of the luminescent device (33) can be via The direction of the emitting area towards the cooktop surface (10) bottom side (12) emits.

13. stove equipment according to claim 12,

It is characterized in that,

At least two guide-lighting sections (34,35,38,39) preferably transition among each other via angle section (37).

14. stove equipment according to claim 12 or 13,

It is characterized in that,

The emitting area (36) is formed by the convex or flat surface of the guide-lighting section (34,35,38,39).

15. stove equipment described in any one of 2 to 14 according to claim 1,

It is characterized in that,

The guide-lighting section of at least one of the leaded light section (34,35,38,39) is configured to planar elements.

16. according to claim 1 to stove equipment described in any one of 15,

It is characterized in that,

At least one subregion of the cooktop surface (10) of the coloring is made of cooktop surface (10) and at least one coating The average transmittance of at least one subregion of unit arrives 640nm for 420 to 500nm, 500 to 550nm and 550 respectively At least one of spectral region, preferred pin is > 0.1% to each spectral region.

17. according to claim 1 to stove equipment described in any one of 16,

It is characterized in that,

At least one subregion of the cooktop surface (10) of the coloring is made of cooktop surface (10) and at least one coating The average transmittance of at least one subregion of unit arrives 640nm for 420 to 500nm, 500 to 550nm and 550 respectively At least one of spectral region, preferred pin is > 0.4% to each spectral region.

18. according to claim 1 to stove equipment described in any one of 17,

It is characterized in that,

At least one subregion of the cooktop surface (10) of the coloring or the list being made of cooktop surface (10) and at least one coating The maximum transmission rate of at least one subregion of member is < 50%, preferably < 25% in the spectral region of 400-750nm, and The spectral region of 450-600nm is < 8%, preferably < 4%.

19. according to claim 1 to stove equipment described in any one of 18,

It is characterized in that,

It is disposed with optical matched filter (30) between the top side and the light-emitting component (30) of the cooktop surface (10), and And/or person is disposed with the element for scattering light between the light-emitting component (30) and the top side (11) of the cooktop surface (10) (70)。

20. according to claim 1 to stove equipment described in any one of 19,

It is characterized in that,

The cooktop surface (10) is provided with coating in the region of its top and or bottom side (11,12).

21. according to claim 1 to stove equipment described in any one of 20,

It is characterized in that,

The bottom side (12) of the cooktop surface (10) has burl shape or similar structure part,

And the filled layer being made of clear material at least is applied to the bottom side in the subregion of the surface of emission (36) (12) on.

22. according to claim 1 to stove equipment described in any one of 21,

It is characterized in that,

The light-emitting component (30) and radiator form thermal conductive contact, wherein the radiator is preferably by the support section (42) it is formed, wherein it is particularly preferred that the support section (42) is configured to metallic object, such as metal plate.

Technical field

The present invention relates to a kind of stove equipments with cooktop surface, and the cooktop surface is by glass or glass ceramics raw material group At, wherein it is disposed at least one heating element and at least one light-emitting component in the region below of cooktop surface bottom side, In, heating element by elastic reaction press device indirectly or directly for example with one or more spring elements or The cross bar or assembling slice of elastic reaction are leaned against in the case where pre-tightening on the bottom side of cooktop surface.

Background technique

By the stove equipment with light element known in the art, wherein light element is used for display working condition. Nowadays, induction range equipment is generally configured with the glass ceramic board as cooktop surface.In principle, quick when can be avoided these temperature When feeling material calorifics overheat, other materials, such as the soda-lime glass or Pyrex of prestress can also serve as cooktop surface material. Either glass ceramics or soda-lime glass or a variety of materials of the Pyrex raw material that is all brittle fracture.In order to avoid glass Assembly, transport during or the fracture when stove equipment works in kitchen, to consider constructional measures, avoid cooking stove accordingly The fracture in face.Glass or glass ceramics cooktop surface cannot as such as metal surface by surface deformation come the balanced pot fallen Energy.On the contrary, energy must pass to periphery by vibration.If vibration is limited in cooktop surface, impact is negative Carry the fracture for then leading to cooktop surface.For this reason, cooktop surface is installed as, so that cooktop surface can be avoided in impact load When, for example when pot is fallen in cooktop surface make a concession (ausweichen).Heating element, especially induction coil flexibly press In the bottom side of cooktop surface, cooktop surface can be equally bent in impact load accordingly.

Light-emitting component is for identifying cooking stove area or for keeping working condition (such as culinary art situation or dangerous situation) visual Change.In order to guarantee good identifiability, light-emitting component should be applied to as snugly as possible on the bottom side of cooktop surface.Then, It is held lower by the loss of scattering and the good image definition and brightness of light-emitting component may be implemented.Shine member Part itself especially can be glass or glass ceramics, and possess following property herein, that is, can be when needed to along luminous The light emission of the length of element goes out to be defined.When on impact load (pot is fallen) to cooktop surface, deposit now in this case In double risk.On the one hand, cooktop surface may strike on light-emitting component and rupture in flexure.On the other hand but may be used also Light-emitting component can be damaged, or since two components of impact are scrapped simultaneously.

A kind of stove equipment as known in 38 31 233 A1 of DE, wherein heating element is disposed with below cooktop surface. Here, heating element is carried by shell.Attachment housings have laterally been tightened on shell.Attachment housings carry luminescent device, should Luminescent device makes it be optically coupled into the light-emitting component for being configured to optical conductor.Here, optical conductor is configured to annular and surround Heating element.

Another stove equipment as known in 40 02 322 A1 of DE.Equally, as 38 31 233 A1 of DE herein Use cricoid optical conductor as luminescent device.Optical conductor is embedded into the insulating materials of heating element.

Another cricoid optical conductor as known in 43 35 893 A1 of DE.

Summary of the invention

The task of the present invention is provide a kind of stove equipment of type mentioned in the beginning, wherein job security obtains It improves.

The task solves in the following manner, that is, this or these light-emitting component and at least one heating element are being pressed Be arranged as on the common support section of pressure device so that these light-emitting components and heating element be can cooktop surface bend and/ Or vibration shift.

Now, in impact load, light-emitting component can be moved together with heating element, so as to realize cooktop surface Vibration.Accordingly on the one hand, reduce the risk of breakage of cooktop surface.However on the other hand, also protect light element from damage. By being arranged in light-emitting component and heating element on the common support section of press device, furthermore also achieving can be by few Measure the simple structure of part and installation cost production.In scope of the invention, the structure of stove equipment can choose for so that Light-emitting component is assembled in the fixed position of opposite heating element.

Preferably, structure individual character according to the present invention turns to, so that acting on the spring element of at least one press device It can be mobile when light-emitting component or heating element shift.Accordingly, it eliminates and light-emitting component is caused to damage by cooktop surface shock.

Variant schemes can be set according to the present invention, and the spring element for acting at least one press device can be in the member that shines Part or heating element are mobile when shifting.In which case it is possible to use above-mentioned light-emitting component is with respect to heating element Rigidity attaches mode, and accordingly, in impact load or bending load, light-emitting component does not occur with respect to the spacing of the bottom side of cooktop surface Change.Can also be arranged for this purpose, support section itself be spring construct.

Additionally or alternatively, can also be arranged, light-emitting component opposite press device in a manner of spring pre-tightening is supported. The spring element and the spring for pre-tightening the support section of press device of light-emitting component are supported with respect to press device by this Element can implement individual matching via appropriate selection spring constant in selected cooktop surface.

It is preferably provided with, the bottom side of light-emitting component and cooktop surface is arranged with having spacing, wherein spacing is preferably provided at In 0.2 to 10mm range, particularly preferably in 0.5 to 5mm range, particularly preferably in 0.5 to 2mm range.Due to Interval and the spring pre-tightening for supporting section, reliably avoid cooktop surface and strike on light-emitting component.0.5 between 5mm It ensure that in the case where the antisitic defect safety of spacing range at the same time especially in the large scale coloured glass for being directed to cooktop surface Or the visual light efficiency sufficiently high, for being shown on front side of cooktop surface in the case where glass ceramic material.It is right 0.5 spacing range for arriving 2mm can be set in this kind of cooktop surface of standard size to small size.When anticipating high flexure/displacement When, such as in large-sized situation for also supporting for vibration at the same time, the spacing range until 10mm can be set.

Variant schemes can be set according to the present invention, and support section carries multiple heating elements, wherein heating element arrangement At at least one column.The construction expenditure of stove equipment can obviously be simplified by this arrangement.It furthermore can be set herein, in cooking stove Multiple support sections are disposed with below face, they extend in the width direction or longitudinal direction of cooktop surface.In this way, special Be not that can construct induction range equipment, wherein entire cooktop surface all applies heating element, in order to so that pot in cooktop surface It can unrestricted choice position.

If setting are as follows: Support section is to accommodate at least one heating element and the one of the support of at least one light-emitting component Part, then generating can be with the smaller black box for spending building.And under maintenance condition, this component also can be targeted Ground replacement.

Support is advanced optimized here, realizing in the following manner, that is, the pedestal configurations are shell form and have At least one receiving portion for light-emitting component laterally shaped.For this purpose, support can also have other structures side Formula, such as it is designed as plate-like.

It is particularly preferred that heating element and light-emitting component can be powered on common, support electric connection.Accordingly, real Show and has simply connected heating element.

It is contemplated that the type of variant of the invention scheme be so that light-emitting component is arranged between two heating elements.

When stove equipment according to the present invention is designed as, so that light-emitting component has luminescent device and leads at least one The optical conductor (luminescent device is optically coupled into it in the optical conductor) of light section, and guide-lighting section or with the leaded light section coupling Another guide-lighting section closed has emitting area, and (luminous energy of luminescent device is via the emitting area towards the side on cooktop surface bottom side To transmitting) when, then it can produce targetedly personalized lighting condition.Temperature sensitive luminescent device especially can be with It is arranged in beside heating element.Dotted or planar illumination effect can be moulded by guide-lighting section.

If setting are as follows: at least two guide-lighting sections transition among each other via angle section, then can be through Realize a small amount of part expense and assembly costs first by the construction of integral type.Via guide-lighting section can also reach cooktop surface with Under the region for being spatially difficult to reach.Further, it is also possible to via two angularly in relation to one another existing guide-lighting section generate light Frame is learned, such as the trivial domain identifier of cooking stove to observer.

The emitting area of light-emitting component can be formed by the convex or flat surface of guide-lighting section.Especially via flat surface It can produce the illumination effect that can be identified well, and it is not previously known in the prior art.In order to further Illumination effect is improved, light-scattering component can be installed on the bottom side of cooktop surface: such as example light scattering layer of feather plucking form；It covers Layer, especially organic coating or cramic coat；For example scattering film, scatter small glass plate or small ceramic wafer or scattering plastic foil Dispersing element.Above-mentioned coating for example can use sol-gel material, silicone, silicone resin, epoxy resin, first It is formed in the case where base acrylate, polyurethane.(coloured) pigment or scattering particles can be used as ceramic share.As more than It mentions, light-scattering component can be indirect carrier or have indirect carrier.For example, indirect carrier can be and also set It is equipped with glass, glass ceramics or the film of organic coating and/or cramic coat.

The indirect vector of light scattering layer can with otherwise be tack ground material (such as passing through adhesive layer) and bottom side in locking manner Connection or loosely pass through pressing force and connect with bottom side.Especially with the illumination effect of limit in position (its example Such as via the covering limit on cooktop surface bottom side) in combination with, light-scattering component causes viewing angle (comparing Figure 16 and Figure 17) Expansion and the reduction of parallactic displacement these illumination effects have been greatly improved for the identification of user accordingly.It can example Such as use following substance as scattering material: Lexan 8B28 (SABIC innovate plastics), Macrofol BL/LT (Bayer), Plexiglas SATINICED (ROHM AND HAAS), OPALIKAD Glas (Xiao Te).

It can also be arranged in this case, at least one guide-lighting section is configured to planar elements.

Stove equipment according to the present invention can be designed as, so that coloring cooktop surface average transmittance is directed to 420 respectively and arrives 500nm, 500 to 550nm and 550 to 640nm at least one of spectral region, preferred pin is to each spectral region > 0.1%, preferably > 0.4%.It is formed on front side of by cooktop surface in such a case, it is possible to pass through cooktop surface by light-emitting component Display side in blue cause bright enough colour vision into red spectral region.Here, in average transmittance > 0.4% In the case of may be implemented significantly to recognize and bright enough display.In order to prevent observation stove equipment internal structure and Show that beautiful, uniformly opaque cooktop surface, the maximum transmission rate of cooktop surface should be limited in 400nm- preferred color In 700nm < 50%, preferably < 25%, wherein extraly, transmissivity should be < 8%, is excellent in the spectral region of 450-600nm Choosing < 4%.In the case where maximum transmission rate < 25%, also in light from being prevented in the case where external incident.

It can also be arranged according to the present invention, optical profile type compensation is disposed between cooktop surface top side and light-emitting component and is filtered Device.This optical profile type compensation filter makes the optical position of the illumination effect emitted by light-emitting component shift.Using coloring In the case where glass ceramics, optical position shifts again when passing through cooktop surface.Now, optical profile type compensation filter can be with The match materials of cooktop surface are, so that finally desired color appearance can be generated on the display side of cooktop surface.It accordingly, can be with Using the light-emitting component that abnormal cost is cheap in the case where for example using LED.Filter coating may be used as optical profile type compensation and filter Device, or filter appropriate can be applied directly on cooktop surface bottom side or be directly arranged at light-emitting component/LED It front or is integrated in optical conductor or is mounted on optical conductor.Extraly, compensation filter can also be created as, so that it It generates scattering effect and expands viewing angle in turn.

Stove equipment according to the present invention can also be, so that cooktop surface is arranged in the region of its top and or bottom side There is coating.Here, coating can have functional properties, wherein the coating is for example in the feelings of transparent or semitransparent cooktop surface It prevents from observing under condition and is arranged in cooktop surface internal component below.Additionally or alternately, coating can be also used for optics dress Decorations.Coating can also especially be provided in the range of light-emitting component and leave a blank, so that the coating forms overcover.

It is set in their bottom side region by strength reasons by known in the art following cooktop surface, these cooktop surfaces It is equipped with burl shape or similar structure part.In order to realize that improved display quality can be set for these cooktop surfaces It sets, at least the filled layer being made of clear material is applied in the subregion of the surface of emission of light-emitting component the bottom side of cooktop surface On.The dispersion effect of structured bottom side has been reduced or completely eliminated accordingly.Filled layer can be by transparent or translucent (and, for example, scattering) plastics, and, for example, be made of silicone.But can be set to reduce parts costs also, using On the bottom side of cooktop surface smoothly, that is, unstructured, particularly not burl cooktop surface.

In induction range equipment, induction coil especially may include comprising bracket (it is usually formed by constructed in plastic material) Copper coil.Additionally, induction coil can also be associated with temperature sensor or electrical insulator or thermal insulation if necessary Body.In scope of the invention, stove equipment may be fitted with electron radiation calandria form heating element or equipped with Gas burner.It is also contemplated that the unit equipment with different heating forms within one device.In addition, this hair Bright to be also applied on roasting plant or heat-preserving equipment, they are similarly formed stove equipment in scope of the invention.

Light-emitting component can be made of optical conductor, light guide body support frame and luminescent device.Optical conductor can be by soda-lime glass, boron Silica glass, quartz, glass ceramics or other transparent, particularly highly transparent type of glass are formed.When should be in cooking stove When realizing illumination/display in the heating region of face, these materials are preferred.Depending on peripheral temperature, it is also conceivable to be to make Use transparent or coloring plastics (for example organic glass), salt or fluid as optical conductor.Light is provided into optical conductor usually It can be carried out by LED, these LED are the LED of commercially common white, blue, red or other colors.In addition, in order to RGB-LED can also be used by generating arbitrary mixed color.It can also be arranged instead of RGB-LED: be had on color using two The LED of difference, wherein these LED are jointly incident in an optical conductor, predetermined mixed targetedly to generate Close color.Can also it is contemplated that the LED of different color is incident on their light in optical conductor by two different positions, with Just the optical conductor is illuminated with different colors.It can also be it is contemplated that these LED pass through coloring using adjusted LED Cooktop surface as follows compensates color offset, that is, keeps desired color visible on the top side of cooktop surface.Institute Desired color can be the original color of LED, but be also possible to and the distinguishing color of original light source.It is also conceivable that Color filter is directly placed before light source or correspondingly designs light-emitting component as optical filter.In this case, especially It is that can also for example complete following task, that is, wherein color offset can be changed, particularly be compensated by the cooktop surface of coloring. Wherein, the original color of LED is especially generated again or targetedly generates other tones.

Detailed description of the invention

The present invention is elaborated below in conjunction with embodiment shown in the accompanying drawings.In the accompanying drawings,

Fig. 1 shows stove equipment to symbolism in a manner of side and partly sectional view；

Fig. 2 is set with the cooking stove that side view and cross-sectional view show the light-emitting component with support section and equipment on it Standby detail view；

Fig. 3 shows the cross-sectional detail identified in Fig. 2 with III-III；

Fig. 4 shows the partial view of stove equipment in a manner of symbolism view and side view；

Fig. 5-8 shows the different views of light-emitting component；

Fig. 9 a-10e shows the different Variant Design schemes that light-emitting component is attached to heating element；

Figure 11 is to overlook the support section illustrated for the stove equipment with multiple heating elements；

Figure 12 in a manner of schematic side elevation and be shown in section view from Figure 11 obtain details；

Figure 13 shows the support section with multiple heating elements；

Figure 14-14b shows the support for heating element with different views；

Figure 15 shows the grid shape arrangement of the support with heating element and light-emitting component；

Figure 16 is shown with the stove equipment for limiting the overcover of luminescent effect viewing angle；And

Figure 17 is shown according to Figure 16 with for expanding viewing angle by making light scattering surface in the introducing of cooktop surface bottom side The stove equipment of the dispersing element of degree.

Specific embodiment

Fig. 1 shows the cooktop surface 10 for being preferably configured as coloured glass ceramics.It is with top side 11 and bottom side 12.In bottom side 12 Region in, coating 13 is applied in cooktop surface 10, which prevents from observing and be arranged in behind the bottom side 12 of cooktop surface Region in structural detail.Coating 13 has the local interruption 14 passed through for light.Accordingly, coating 13, which is formed, covers.Furnace Cooktop 10 is formed by transparent glass raw material or glass ceramics.Glass ceramics can be coloring, to realize corresponding beauty Appearance.Here, coloring is it is also an option that be, so that basically preventing combining glass ceramics.Thus it is possible to abandon covering for back side Layer 13.Heating element 20 is disposed in the subsequent region in the bottom side of cooktop surface 10 12.It is exemplarily illustrated to have in Fig. 1 and add The induction coil 21 of thermal element 20.Heating element 20 is assemblied on the support section 42 of press device 40.Support section 42 via Elastic element 41 is supported on shell 50.Now, Housing Base 51 of the support section 42 by elastic element 41 with respect to shell 50 It is supported.

In addition, being equipped with light-emitting component 30 on support section 42.Here, light-emitting component 30 is arranged as, so that in cooking stove Pitch area is formed between the bottom side 12 and light-emitting component 30 in face 10.Preferably, herein by spacing be selected as 0.2 to 10mm it Between range in, preferably in 0.5 to 5mm range, in the range especially between 0.5 and 2mm.Light-emitting component 30 positions For so that its emitting area 36 is arranged in the region of discontinuities 14 of coating 13.The light-emitting component 30 on the left side makes its effect that shines Fruit enters directly into cooktop surface 10 via emitting area 36, and in the case where light-emitting component 30 on the right, optical compensation filter Light device and/or immersion layer (Immersionsschicht) 31 are arranged between the bottom side of cooktop surface 10 12 and light-emitting component 30. It can change the illumination effect of light-emitting component 30 by optical matched filter or immersion layer 31.

Cooktop surface 10 edge side be flexibly sticked on frame or with tighten, clamping lock or in a similar manner connect with shell 50 The fixed frame bonding being connected together.Attach in this case for so that 10 spring of cooktop surface opposite shell 50 obtain Support.Now when impact load is applied on the top side 11 of cooktop surface 10, therefore cooktop surface occurs flexure and can be opposite Shell swings in (einschwingen).During this swing in, the heating element 20 of the bottom side 13 of cooktop surface 10 is pressed to Also it moves.Because light-emitting component 30 is located on support section 42 with the fixed attachment relationship of opposite heating element 20, institute With these light-emitting components and heating element 20 overcome together spring 41 preload and backswing (zur ü ckschwingen).This In the case of, support section 42 overcomes elastic element 41 to shift towards shell longitudinal direction.Since light-emitting component 30 is with respect to cooktop surface The interval of 10 bottom side 13 and by mobile support section 42, reliably avoids bottom side 13 and strikes light-emitting component 30 On.It can actually exclude that light-emitting component 30 is caused to damage accordingly.According to the present invention, support section 42 can be itself and have There is spring to act on.In such a case, it is possible to abandon using additional spring.

The illustrative embodiments for light-emitting component 30 being fixed on support section 42 are shown in FIG. 2.Here, Using the bracket 60 with fastener 61, which can be structured as the form of terminal plate.Guarantor is installed on fastener 61 Hold convex shoulder 62.In addition, fastener 61 carries the luminescent device 33 of light-emitting component 30.Fastener 61 equipped with contact region, It supports and electrical contact is kept to power in the bottom side region of section 42 to light-emitting component 30.For this purpose, support section 42 is set It is equipped with notch 43, fastener 61 extends through the notch.In order to which bracket 60 to be fixed on support section 42, it is provided with interconnecting piece 63.Support section 42 can be for example made of plate.Interconnecting piece 63 for example can be welding, tightening or bonding, holding Convex shoulder 62 is attached on the surface of support section 42 by the interconnecting piece.Convex shoulder 62 is kept to form receiving portion, light-emitting component 30 Optical conductor is inserted into the receiving portion.For this purpose, optical conductor has male part 32, it is directed to and keeps in convex shoulder 62.In Light guide zone section 34 is linked on male part 32.As can be recognized in Fig. 2, the guide-lighting section 34 of light-emitting component 30 is by band There is the club-shaped material of ring shaped cross-section to be formed.For example, light-emitting component 30 can be glass rod.Luminescent device 33 is by its light coupling It is incorporated into the end side of male part 32, light is reached therefrom in the range of guide-lighting section 34.In the region of the bottom side towards cooktop surface 10 In, light-emitting component 30 has its emitting area 36.Here, the light of luminescent device 33 output coupling from guide-lighting section 34 (Auskoppeln).Here, output coupling can be carried out for example via adequate measures, such as the surface of guide-lighting section 34 is carved Erosion.It is also contemplated that light scattering structure is arranged on the top side of guide-lighting section 34.Can also be arranged, light output coupling via The reflecting layer of scattering is carried out in the side of the separate cooktop surface bottom side of optical conductor 30.Here, the reflecting layer of scattering can lead to It crosses scattering film or feather plucking photoconductor surface or carries out printing generation in the desired subregion of optical conductor.

Fig. 3 shows two variant schemes of the bracket for fixing light-emitting component 30.The fastener of the bracket 60 on the left side 61 significantly protrude from holding convex shoulder 62, and for the bracket on the right 60, flattening part 64 is provided on fastener 61, from And it keeps convex shoulder 62 preferably evenly with the closing of the top side of fastener 61 or only there are small spacing with the top side of fastener 61. The variant schemes being shown in FIG. 3 by bracket 60, the spacing between the bottom side of cooktop surface 10 12 and light-emitting component 30 is to have Reduce conducive to the mode for improving light efficiency.

Fig. 4 shows another variant schemes of bracket 60.Here, the basic structure of bracket be selected as again it is similar with Fig. 2 and 3 Seemingly.Bracket 60 also has the fastener 61 with the holding convex shoulder 62 on being coupled.Support section 42 possesses crimp, in the crimp area In domain, the interconnecting piece 63 for keeping convex shoulder 62 may be implemented.In the holding convex shoulder 62 of bracket 60, using light-emitting component 30 , the curved or optical conductor of the form of stick that is made of other transparent materials.Optical conductor gather around there are two that This guide-lighting section 34,35 being arranged at an angle, they are transitioned among each other via the angle section 37 of bending.In root In the case where modified embodiment according to Fig. 2 and 3, the central longitudinal axis of male part 32 is horizontally oriented, and in the case of figure 4, The longitudinal axis of male part 32 is orientated in cooktop surface plane earth.By this design scheme, luminescent device 33 especially can be with Support section is maintained at hereinafter, accordingly, realizing the additional spacing and thermal insulation with heating element.Accordingly, it can be promoted The service life of luminescent device 33.

Similar with Fig. 4 structure in principle is shown in FIG. 5.Difference with Fig. 4 is not use stick herein now The optical conductor of shape, but use the optical conductor of the plate form through bent angle being for example made of glass or plastics.Here, two leaded lights Section 34,35 is also transitioned among each other via angle section 37.Guide-lighting section 35 on its top side depend on setting scattering or The emitting area 36 of the rectangular face of reflecting region landform or facing form, wherein the emitting area can also be structuring 's.

Fig. 6 shows the optical conductor of the flat plate form of light-emitting component 30, which is arranged to by its male part 32 In bracket 60.Plate forms emitting area 36 on its top side, and the light being coupled by luminescent device is radiated via the emitting area 36. Corresponding to according to the geometry of plate of Fig. 5 and the optical conductor of Fig. 6, it is convex that bracket is also configured with the holding extended correspondingly longly Shoulder 62.Here, convex shoulder is kept to be formed by two face element parts in parallel with each other separately, it is with male part 32 between them. Preferably, multiple luminescent devices have been arranged side by side in the longitudinal extension for keeping convex shoulder 62.Here, illumination component 33 is excellent Choosing with identical part spacing arrangement, is uniformly illuminated each other so as to realize.The homogenization illuminated can also be by light guide Dignity improves application scattering surface on the surface of luminescent device.Scattering surface can realize by texturing or printing, but can Particularly advantageously to be realized by using special adhesive tape, by 3M company with title Uniformity Tape offer.

The different designs mode of the rodlike optical conductor of light-emitting component 30 is shown in Fig. 7 a to 7i, wherein use two always A angularly existing guide-lighting section 34,35 each other, they are integrally connected to each other via angle section 37.

Circular cross section is selected in the modified embodiment according to Fig. 7 a, it can be in the separate cooktop surface of optical conductor Side on via scattering or reflecting region realize light output coupling.In the embodiment according to Fig. 7 b, select for this purpose Select the optical conductor with rectangular cross section or square cross section.Fig. 7 c shows the similar cross-sectional form of optical conductor.In In this case, angle section 37 is selected as, and locates guide-lighting section 34,35 each other under small angles.But these guide-lighting sections are also It can be arranged parallel to each other.In the embodiment according to Fig. 7 d, for the cross section of optical conductor selection rectangle, wherein light guide The height of body is significantly greater tnan the width of optical conductor.Fig. 7 e shows the design scheme corresponding to Fig. 4 of optical conductor.Fig. 7 f shows light The design scheme that is similar with Fig. 7 c, only having circular stick cross section of conductor.Fig. 7 g shows cylinder light guide body Variant embodiment.Fig. 7 h, which is shown, is designed similar with Fig. 7 d but with lesser height optical conductor.7i shows band The optical conductor for thering is arc to move towards.

According to Fig. 7 j and Fig. 7 k, it is also conceivable to the optical conductor designed according to Fig. 6.Here, extension in the longitudinal direction is can Become, so as to realize the emitting area 36 of different length.

Fig. 7 l and 7m show the optical conductor similar with the embodiment according to Fig. 5 of light-emitting component 30.These views are shown, In order to change the geometry of the surface of emission, extension of the optical conductor in longitudinal direction and width direction can change.

The optical conductor of light-emitting component 30 is disclosed in Fig. 7 n to 7p, wherein multiple leaded light sections 34,35,38 and 39 1 Part formula it is connected to each other.Here, Fig. 7 n shows the clip shape geometry of the optical conductor formed by circular rod.Fig. 7 o is shown Arch geometry with rectangular cross section.7p shows a kind of optical conductor design, wherein another leaded light section 39 terminates two In intermediate region between a leaded light section 34 and 38.In the embodiment according to Fig. 7 n to Fig. 7 p, luminescent device 33 can be set It sets in the free end region of guide-lighting section 34,38 and 39, to make it be optically coupled into optical conductor.

Fig. 7 q shows the sheet shaped light guide body similar with Fig. 5 again, wherein guide-lighting section 35 has recessed on its free end The geometry 30.1 of shape so as to visualize arch geometry, such as keeps the end region of heating element 20 visual Change.

Fig. 7 r shows optical conductor that is being formed by plate cutting member and having the guide-lighting section 34,38 there are two branch feet, These guide-lighting sections are transitioned into guide-lighting section 35 via angle section 37.Here, guide-lighting section 35 forms the surface of emission of large area 36。

Fig. 7 s discloses tool, and there are two the optical conductors of the guide-lighting section 34,35 of plate, these guide-lighting sections are via angle section 37 are transitioned among each other.Here, guide-lighting section 34,35 is arranged with being placed or be preferably parallel to each other each other with low-angle.Figure 7t discloses the variant schemes similar with Fig. 7 r, however wherein, the width of lesser guide-lighting section 35 is selected, to obtain corresponding The narrower surface of emission 36.Fig. 7 u shows the optical conductor with plate leaded light section 34,35 and 38, these guide-lighting sections via Angle section 37 is transitioned among each other.Preferably, guide-lighting section 34,38 is orientated in parallel with each other.Guide-lighting section 35 is provided with scarce Mouth 30.2, preferably correspondingly has circular design with the geometry of heating element 20.Notch 30.2 is by geometry seamed edge 30.1 being limited.

In the optical conductor design example shown in Fig. 4 to Fig. 7 u, emitting area 38 is preferably parallel to cooktop surface 10 Bottom side 12 is arranged.Certainly, the surface of emission 36 can also be with the bottom side 12 of cooktop surface 10 at an angle.

Fig. 8 discloses the embodiment of the light-emitting component 30 with two-piece type form optical conductor.Here, light-conductor component first It is formed by two guide-lighting sections 34 and 35 or the angled geometry of angle section 37.Correspondingly with Fig. 2, guide-lighting section 34 is for example It is fastened on bracket 60.Now, guide-lighting section 35 is inserted into bracket 70.Bracket 70 carries the light guide zone for being configured to rod type material Section 38.Guide-lighting section 35 and 38 is positioned as in bracket 70, enables the light coupling for coming from guide-lighting section 35 of light-emitting component 33 It is incorporated into guide-lighting section 38.

Different deformation design schemes of the invention are shown in Fig. 9 a to Fig. 9 e.Here, in these design schemes Symbolism is associated with the heating element 22 of the emitting area 36 of light-emitting component 30.Fig. 9 a is shown using the light according to Fig. 7 i Four arc emitting areas 36 in the case where conductor, these emitting areas are round heating element 20.Fig. 9 b is shown same Using two arc emitting areas 36 in the case of the optical conductor according to Fig. 7 i, these emitting areas are round heating element 20.Figure 9c shows four linear emitting areas 36, they are round heating element 20, wherein using the optical conductor according to Fig. 7 k.Figure 9d shows four dotted emitting areas 36 of luminescent device 33, they are designed as using the optical conductor according to Fig. 7 g.Scheming Transmitting section 36 is shown in 9e, can be designed as using the optical conductor according to Fig. 7 u.

Figure 10 a to Figure 10 c is shown, and can construct multiple heating elements 20 on support section 42.Here, can will not With emitting area 36 be associated with support section 42, so as to or be capable of the boundary of optically mark support section 42, and/ Or it can optically define each heating element 20.It is as illustrated in FIG. 10, it is not to be only capable of using being in a top view Circular heating element 20, but other any geometries, such as the heating element 20 of ellipse can also be used on the contrary.Figure 10c is shown, and can be built with multiple row heating element 20 on support section 42.Figure 10 d, which is shown, to be assemblied on support section 42 The rectangular design of heating element 20.In figure loa using the optical conductor according to Fig. 7 h or 7e, in figure 10b using according to Fig. 7 k Or the optical conductor of Fig. 2, using the optical conductor according to Fig. 7 k or Fig. 2 in Figure 10 c, and using according to Fig. 7 m's in Figure 10 c Optical conductor.Figure 10 e is to show optical conductor according to the expansion scheme of the frame mode of the optical conductor of Fig. 7 u, wherein in light guide zone It may be incorporated into multiple notches 30.2 in section 35.

Figure 11 is shown for face-induction application stove equipment, wherein multiple induction coils of heating element are assemblied in It supports on section 42.As illustrated in FIG. 12, the optical conductor with good grounds Fig. 7 g can be arranged between induction coil 21 Light-emitting component.Alternatively, the linear mark of the induction coil 21 with luminescent device can also be used according to Figure 13, these hairs Optical device has the optical conductor for example according to Fig. 7 j and Fig. 7 k.

Figure 14 shows plate-like support 22.It accommodates induction coil 21 as going out as shown in figure 14 a and 14b.In support 22 On be formed with the protrusion to form receiving portion 23.It is inserted into luminescent device 33 in receiving portion 23, has for directly being formed and being shone The surface of emission 36 of element 30 and it may be embodied as LED (see Figure 14 b).It alternatively, can be with according to the light-emitting component 30 of Figure 14 a With for example according to the optical conductor of Fig. 7 g, wherein be then equipped with the luminescent device 33 of such as LED in receiving portion 23.Support 22 Support section 42 can be formed, elastic element 41 is supported on.However it is also contemplated that multiple brackets 22 and bracket 22 heating element 20 is constructed together on support section 42, which is then propped up via elastic element 41 again Support.Advantageously, it for the frame mode of vibration optimization, arranges in this support 22 in column, wherein particularly advantageously, being disbursed from the cost and expenses one Seat 22 is respectively assembled on the support section 42 of common such as cross bar form.

Such arrangement in column of Figure 15 symbolism support 22 and thus symbolism this of heating element 20 The arrangement in column of seed type.Correspondingly, the support section 42 that three (or multiple) are juxtaposed to each other is able to use in Figure 15, They then connect with the shell of cooking equipment 50 respectively.Such as Figure 15 and illustrated in fig. 14, receiving portion 23 or light-emitting component 30 with Identical angle spacing α is arranged to distribution on the circumference of support 22 each other.Three receiving portions 23 are advantageously provided, they are each other It is alternately arranged with 120 ° respectively.It can realize the tight each other of each heating element 20 as shown in Figure 15 in this way That gathers attaches, and can be realized the intermediate region equably illuminated between support 22.Arrange that there are also meanings depending on coil Being or not that three receiving portions for having light-emitting component are always equipped with for all coils.It can also realize, receiving portion 23 is clipped in (anklipsen) on support 23 and it is not fixed forming, accordingly, can also be generated in the arrangement of light element bigger more Sample.

Figure 16 and Figure 17 shows the stove equipment according to Fig. 1 with the embodiment modified.Wherein, in order to improve luminous effect Fruit, can be installed on the bottom side of cooktop surface 19 12 light-scattering component 70, especially feather plucking, it is organic or cramic coat, dissipate The light scattering plane of penetrating film, diffusion glass plate or small ceramic wafer or scattering plastic foil form.It is carried between light scattering layer Body can with otherwise be to be connect by adhesive layer or tack with bottom side or be to loosely pass through pressing force and bottom side 12 to connect It connects.Especially with the lightening effect of limit in position (it is for example via the covering on cooktop surface bottom side 12 --- such as band There is the coating 13 of discontinuities 14；See above --- limit) in combination with, light scattering plane causes the expansion of viewing angle α 1, α 2 And these illumination effects have been greatly improved for the identification of user B accordingly in the reduction of parallactic displacement.