WO2022106172A1 - Funktionsbauteil für ein fahrzeug - Google Patents
Funktionsbauteil für ein fahrzeug Download PDFInfo
- Publication number
- WO2022106172A1 WO2022106172A1 PCT/EP2021/079908 EP2021079908W WO2022106172A1 WO 2022106172 A1 WO2022106172 A1 WO 2022106172A1 EP 2021079908 W EP2021079908 W EP 2021079908W WO 2022106172 A1 WO2022106172 A1 WO 2022106172A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- functional component
- temperature
- vehicle
- sensitive material
- air
- Prior art date
Links
- 239000000463 material Substances 0.000 claims abstract description 104
- 230000008859 change Effects 0.000 claims description 35
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- 239000000654 additive Substances 0.000 claims description 7
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- 230000001419 dependent effect Effects 0.000 claims description 6
- 230000003287 optical effect Effects 0.000 description 13
- 238000010438 heat treatment Methods 0.000 description 9
- 238000004378 air conditioning Methods 0.000 description 8
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- 238000010276 construction Methods 0.000 description 2
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- 230000004927 fusion Effects 0.000 description 2
- 238000005338 heat storage Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229920000747 poly(lactic acid) Polymers 0.000 description 2
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- 238000007639 printing Methods 0.000 description 2
- 230000011664 signaling Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
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- 230000004913 activation Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000003490 calendering Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
- B60R13/02—Internal Trim mouldings ; Internal Ledges; Wall liners for passenger compartments; Roof liners
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/34—Nozzles; Air-diffusers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/34—Nozzles; Air-diffusers
- B60H1/3414—Nozzles; Air-diffusers with means for adjusting the air stream direction
- B60H1/3421—Nozzles; Air-diffusers with means for adjusting the air stream direction using only pivoting shutters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
- B62D1/02—Steering controls, i.e. means for initiating a change of direction of the vehicle vehicle-mounted
- B62D1/04—Hand wheels
- B62D1/06—Rims, e.g. with heating means; Rim covers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
- G01K11/12—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in colour, translucency or reflectance
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
- G01K13/02—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow
- G01K13/024—Thermometers specially adapted for specific purposes for measuring temperature of moving fluids or granular materials capable of flow of moving gases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R13/00—Elements for body-finishing, identifying, or decorating; Arrangements or adaptations for advertising purposes
- B60R13/02—Internal Trim mouldings ; Internal Ledges; Wall liners for passenger compartments; Roof liners
- B60R2013/0287—Internal Trim mouldings ; Internal Ledges; Wall liners for passenger compartments; Roof liners integrating other functions or accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D1/00—Steering controls, i.e. means for initiating a change of direction of the vehicle
- B62D1/02—Steering controls, i.e. means for initiating a change of direction of the vehicle vehicle-mounted
- B62D1/04—Hand wheels
- B62D1/06—Rims, e.g. with heating means; Rim covers
- B62D1/065—Steering wheels with heating and ventilating means
Definitions
- the invention relates to a functional component for a vehicle. It is known that functional components can fulfill different tasks within a vehicle.
- a functional component can be designed as a crash component in such a way that it can specifically absorb deformation energy.
- the invention is based on the object of specifying a functional component for a vehicle which outputs information or temperature information to a person in a simple and cost-effective manner.
- the idea of the invention relates to at least one part of a functional component which is formed from at least one temperature-sensitive material and/or comprises at least one temperature-sensitive material which is designed in such a way that, at at least one predefined limit temperature, an optically perceptible property for representing the temperature of at least one part temperature information describing the functional component can be changed. Due to the fact that at least part of the functional component undergoes an optically perceptible change depending on its temperature, an observer can already be informed about the temperature of this functional component by looking at it or looking at it. This temperature information can represent decorative information or signal information which z. B. expressly cannot represent a warning character with regard to an area of the functional component that is too hot to be touched.
- temperature control carried out for signaling purposes, in particular heating, of the functional component described herein can be output in a way that a person can visually perceive it other information is indirectly displayed to the person via the change in the optical properties of the material of the functional component.
- information indicating an operating state of a vehicle parameter is hereby output.
- the operating state of the vehicle parameter can include, for example, a parameter that represents a driving characteristic of the vehicle and/or a parameter that relates to an entertainment system of the vehicle.
- any information about the functional component can be output visually to a person if a temperature control device that is thermally operatively connected to the functional component performs a correspondingly controlled, targeted temperature control of the functional component.
- the functional component can be arranged or designed in a vehicle interior and/or on an outside of the vehicle in order to emit a visually perceptible signal to a person located in the vehicle interior or to a person located outside of the vehicle.
- the optically perceptible change in the functional component occurs when the temperature falls below or exceeds a predefined limit.
- the predefined limit temperature is based on the appropriate selection of a suitable material and/or its arrangement within the functional component, on the temperature ranges within the intended use of the functional component. i.e. e.g. B. that depending on the usual temperatures of the functional component, during its intended use, a possibly slight thermal change takes place in such a way that a targeted optical change is carried out.
- the predefined limit temperature and/or a temperature control device for targeted temperature control of the functional component can be designed in such a way that activation of the temperature control device results in targeted temperature control of the functional component at least predominantly, preferably exclusively, a targeted optical change in the functional component.
- the predefined limit temperature at which the optically perceptible property changes is in the range from ⁇ 30° C. to 80° C., preferably in the range from ⁇ 10° C. to 60° C., particularly preferably in the range from ⁇ 5° 40oC to 40oC.
- the material of the functional component that changes its optical properties as a function of temperature can also be referred to as a thermochromic material.
- This material can e.g. B. as a coating and / or as, in particular homogeneously present, part of the functional component forming material. That Material can also exhibit luminescence or comprise components which exhibit a luminescent property. This can e.g. B. by performing an infiltration of the functional component forming material with a thermoluminescent filler.
- the material forming the functional component can also be colored under pressure, e.g. B. a, in particular superficial, through-coating.
- the perceptibility of the optical change can be made easier for the operator by the fact that adjacent areas of the functional component and/or adjacent functional components adjacent to the functional component have no or a different change in their optically perceptible properties (optical property changes having other limit temperatures and/or other type of optically perceptible property change ) exhibit.
- the information in particular the temperature information, can display defined first information based on the display that a predefined temperature limit value is exceeded or fallen below, for example if a person exceeds it. If the value is not reached, the operator can be given further defined information that differs from the first information.
- At least a first area of the functional component is made of a first, temperature-sensitive material and/or comprises at least a first, temperature-sensitive material with a first predefined limit temperature and at least a second area of the functional component made of a second, temperature-sensitive material consists and/or comprises a second, temperature-sensitive material which is designed in such a way that an optically perceptible property can be changed or is changed at least at a predefined, second limit temperature which differs from the first limit temperature. Due to the fact that the two materials and thus the respective areas of the functional component experience an optically perceptible change in properties at different limit temperatures, differentiated temperature information or different predefined information can be output to the viewer.
- a temperature control device that can be controlled, in particular electrically, can be controlled in such a way that different limit temperature values or different temperature ranges between at least two different limit temperature values can be thermally controlled in a targeted manner. In this way, at least two, preferably at least three, most preferably at least four operating phases, each of which leads to optically differently perceptible states, can be selectively controlled via the temperature control device.
- At least one area of the functional component consists of a temperature-insensitive material and/or comprises a temperature-insensitive material, the temperature-insensitive material being designed in such a way that it does not change any optically perceptible property when exposed to heat.
- a temperature range from ⁇ 20° C. to 350° C., preferably from ⁇ 5° C. to 100° C., particularly preferably a temperature range from 5° C. to 50° C., is advantageous as the working range for the optically perceptible property change that does not occur this time.
- a region of the functional component consists of a material and/or comprises a material, the material having a higher coefficient of thermal conductivity than at least one temperature-sensitive material, preferably has a higher coefficient of thermal conductivity than all temperature-sensitive materials of the functional component.
- This area of the functional component which has a higher coefficient of thermal conductivity, can also be referred to as a thermal conduction area, the task of which is to ensure that the temperature-sensitive material of the functional component reacts as quickly as possible, even if the temperature-sensitive material of the functional component comes into contact with one of the causative heat sources (z. B. a specifically controllable temperature control) remote position is arranged.
- the area of the functional component designed as a heat conductor area thus preferably directly touches at least one temperature-sensitive material, preferably all temperature-sensitive material of the functional component. It is also advantageous if the area designed as a heat conductor area is at least partially surrounded by a thermal insulation area, ie an area with a material having the lowest possible coefficient of thermal conductivity. A region of the functional component can already have the lowest possible coefficient of thermal conductivity if this region has a lower coefficient of thermal conductivity than the other regions or than at least one adjacent region of the functional component.
- the optically perceptible property of the temperature-sensitive material can be reversibly or irreversibly changeable, preferably the optically perceptible property of both a first and a second temperature-sensitive material is designed to be either reversibly or irreversibly changeable. It can also be provided that a first temperature-sensitive material is designed in such a way that its optically perceptible property is reversible and a second temperature-sensitive material is designed in such a way that its optically perceptible property is irreversibly changeable.
- a functional component equipped with two different temperature-sensitive materials in this way can thus enable the viewer to be informed at the same time as to whether a predefined temperature limit has ever been exceeded (non-reversible material property) and at the same time whether a predefined temperature limit is currently exceeded, ie e.g. that the functional component currently has a certain or higher temperature.
- a predefined temperature limit has ever been exceeded (non-reversible material property)
- a predefined temperature limit is currently exceeded, ie e.g. that the functional component currently has a certain or higher temperature.
- this information can be used to identify whether the functional component has already exceeded a limit temperature, which means that at least one piece of partial information is irreversibly displayed on the functional component.
- the functional component can advantageously be produced at least partially from an additive manufacturing process.
- the at least one area of the functional component comprising a temperature-sensitive material can be produced using an additive manufacturing process.
- the entire functional component can be produced using an additive manufacturing process.
- the functional component it is also possible for the functional component to be manufactured from a forming process or a primary forming process, at least in some areas. It is thus possible for the functional component to be produced at least partially from an injection molding process.
- at least one region of the functional component comprising a temperature-sensitive material can be produced at least in sections, in particular completely, from an injection molding process.
- the entire functional component can be produced using an injection molding process.
- Examples of advantageous specific manufacturing processes for the at least partial, in particular complete, production of the functional component are: fused deposition modeling, stereolithography, selective laser melting, selective laser sintering, polyjet, multijet fusion, injection molding, extrusion, calendering, foaming, injection blow molding, metal casting or metal sintering.
- the MultiJet Fusions process is a powder-based technology. The powder bed is evenly heated and a thermally conductive liquid is injected when particles need to be selectively melted. In addition, a heat-inhibiting liquid is injected around the contours for which a sharp edge is desired.
- PLA, ABS, thermoplastics, duroplastics, PA11, PA12, polypropylene and/or polyethylene can be used as plastic materials for the functional component.
- a PLA (polylactic acid) filament was used for a FDM (fused deposition modeling) printer method, wherein the optical property change comprised a color change from purple to pink.
- the printing temperature here is preferably 180°C to 230°C and/or the pressure bed temperature is preferably 0°C to 80°C and/or the printing speed is preferably 40 mm/s to 110 mm/s and/or the moving speed is preferably 90 mm/s to 150 mm/s.
- the temperature-sensitive material can form a small volume fraction of the functional component, for example the thermochromic material of the functional component can make up a volume fraction of less than 20%, preferably less than 10%.
- the thermochromic material of the functional component can make up a volume fraction of less than 20%, preferably less than 10%.
- at least 80% by volume of the functional component is formed from the at least one temperature-sensitive material and/or comprises the temperature-sensitive material, preferably at least 95% by volume or the entire functional component can also be made entirely of a temperature-sensitive material Material may be formed and / or include the temperature-sensitive material.
- the functional component is simplified in terms of structure, since no combination or connection and the handling of second materials in terms of production technology has to be taken into account.
- the aforementioned percentages preferably relate to all of the total volume values of all temperature-sensitive materials of the functional component.
- the temperature-sensitive material of the functional component means those materials which have an optically perceptible change in properties when at least one predefined limit temperature is exceeded.
- the at least one thermochromic area of the functional component can be permanently connected to the functional component. This means a connection such that a detachment of this area is not intended and, for example--if at all--can only be carried out with an intervention that destroys the functional component.
- the temperature-sensitive area of the functional component can be formed in one piece or in one piece with the functional component.
- An area of the functional component can be understood to mean both an integral area, ie an area forming a one-piece component, and an area forming a component of the functional component designed as a separate element. In the case of the separate element, this can be attached to and connected to a functional component as a built part of it.
- a so-called area of the functional component can be both a delimited, e.g element used, as well as a functional component area produced in situ with the functional component, for example.
- the mentioned areas of at least one temperature-sensitive material and/or at least one temperature-insensitive material and/or at least one material provided with a higher coefficient of thermal conductivity are included in this definition of an area of the functional component.
- the at least temporarily changeable, optically perceptible property of the at least one temperature-sensitive or thermochromic material can include the color and/or the degree of transparency and/or the degree of translucency and/or the surface gloss.
- the viewer of the functional component can perceive temperature information in a simple manner.
- the degree of image or visual transmission (transparency) and/or the degree of light transmission (translucency) can positively influence the perception of the temperature information for the viewer.
- the functional component is at least part of an input device of a vehicle.
- All means that receive an acoustic signal (e.g. microphone) and/or an optical signal (e.g. camera) and/or a tactile signal (e.g. button, switch, lever) from an operator can be understood as input means .
- a handle for adjusting the position and/or alignment of an interior mirror and/or exterior mirror can be designed as a functional component or include such a component. In general, it is achieved in this way that an optically perceptible piece of information can be visually perceived by an operator directly on the input means.
- input means for recording tactile or optical signals are typically positioned relative to an operator in such a way that these input means are also clearly visible to the operator, so that an operator can easily recognize a visually perceptible change in a functional component arranged there.
- This visual signal output can also be easily perceived and classified by the operator intuitively, since for the particularly tactile signal input the operator in many cases already has to focus the input means in the course of operation and thus the operator's attention is conveniently drawn to the location of the optically perceptible signal output or property change of the functional component.
- the input means is a gear selector element, in particular a gear selector lever.
- a gear selection element can also be positioned, for example, in such a way that its surface can be clearly seen by a person operating the gear selection element when a vehicle is being operated as intended.
- a temperature control device can be arranged or formed in or on the gear selection element. This temperature control device can, for example, primarily, in particular exclusively, have the task of a targeted temperature control of the functional component and thus a specifically controlled, optically perceptible change in properties.
- a targeted temperature control of the gear selection element in particular a gear selector lever, z. B.
- Gear selector mode-specific information can preferably be displayed visually in this way, e.g. B. whether the vehicle is in an operating mode “neutral gear engaged” and/or “defined forward gear engaged” and/or “defined reverse gear engaged” and/or “sporty driving mode active”.
- the gear selection element designed as a functional component and/or comprising a functional component can, for example, be installed in the center console, i. H. e.g. B. between a driver and passenger seat and / or in a dashboard, also called instrument panel, and / or arranged or formed on or in the area of a steering wheel.
- the gear selection element can be designed, for example, as a button and/or switch and/or as an adjusting lever and/or as a rocker switch or button.
- the input means can be a steering wheel and/or a handlebar, in particular a handlebar grip.
- the steering wheel can be used as a steering wheel of a motor vehicle, e.g. B. a passenger car or a commercial vehicle, be formed.
- the handlebar can B. include a handlebar of a two-wheeler, in particular a motorcycle or a bicycle.
- a handlebar can have a control knob train vehicle, e.g. B. a joystick of an aircraft and / or a construction vehicle or a construction machine.
- the temperature control of the functional component by means of a temperature control device can, for. B. done by a heating element for heating a steering wheel and / or a handlebar.
- the temperature control device can fulfill a dual function, according to which both (a) temperature control of an input means for more comfortable use for an operator and (b1) display of temperature information to display a temperature status of the heated input means and/or (b2) other information is or can be output by specifically controlled temperature control of the functional component to output information that does not relate to the temperature control of the functional component as such.
- the functional component can, for example, form at least part of a supply and/or guiding device for supplying and/or guiding air into an interior of a vehicle, in particular a motor vehicle.
- a feeding and / or steering device can, for. B. include the interior ventilation of a vehicle.
- the supply and/or steering device provided with a functional component described herein can, for example, comprise at least one, in particular all, outlet nozzle(s) of such an interior ventilation system of a vehicle.
- the feeding and / or steering device can, for. B. at least one outlet nozzle and / or at least one handle for changing the direction and / or the volume flow of air, which exits from an outlet area.
- the outlet nozzle can e.g. B.
- the supply and/or steering device typically allows temperature-controlled air to flow into a vehicle interior, a visually perceptible change can occur at the at least one outlet nozzle depending on the temperature value of this air, for example, so that a vehicle occupant can visually perceive a change that is dependent on the temperature of the air that is introduced perceptible information on the at least one outlet nozzle can "read".
- the feeding and/or guiding device has at least one outlet means, which comprises a base body and a guide body that is movably mounted relative to the base body, with (b) the guide body being provided with a guide section at or through which at least a portion of the air supplied and/or directed into the interior of the vehicle flows past or through and (c) at least a portion of the guide body is formed from or comprises the material that changes its optically perceptible property when the temperature changes.
- the body can z. B.
- the guide body is rotatably and / or longitudinally movable in such a way that due to the change in the relative position and / or orientation of the base body to the guide body, the air flowing out of the at least one outlet means in its volume flow and / or whose outflow direction can be changed.
- the guide body comprises guide elements that are grid-like or arranged or formed in the manner of parallel lines.
- the guide body comprises a channel-like, in particular channel-shaped, guide section provided with an inlet area and an outlet area, through which at least a portion of the air supplied and/or directed via the outlet means into the interior of the vehicle flows, preferably A maximum of 50% by volume, particularly preferably a maximum of 25% by volume, most preferably a maximum of 10% by volume, of the air exiting into the interior via the outlet means is conducted via the channel-like, in particular channel-shaped, guide section.
- the guide section can be configured, for example, as a guide section that is completely surrounded at least in sections by a jacket section by wall sections formed by the guide body.
- the air introduced into the interior of the vehicle through the outlet means can penetrate via an inlet area designed as an inlet opening into the channel-like, in particular channel-shaped, guide section and exit from an outlet area designed as an outlet opening from the channel-like, in particular channel-shaped, guide section.
- the channel-like or channel-shaped guide section can have an at least partially discontinuous cross-section (e.g. porous cross-section section) so that the air guided through the guide section has the most targeted and rapid temperature control possible Change in temperature experienced section of the functional component achieved.
- the functional component can be designed in such a way that it has a low mass and at the same time a large surface area at a contact area for a medium acting on the functional component (eg air supplied to the interior).
- a medium acting on the functional component eg air supplied to the interior.
- the functional component can be porous at least in sections, in particular completely.
- An at least partially, in particular completely porous design of the functional component also makes it possible for a medium, in particular air, guided on or through the functional component to lead to temperature control of the functional component by the medium or the air as quickly as possible.
- the functional component is at least part of an exhaust system of a vehicle.
- the functional component can be designed as part of an insulation of an exhaust gas device or can form the entire insulation.
- the optical perceptibility of the functional component for an observer can be further advantageously influenced, for example, in that at least a first temperature-sensitive material with a first limit temperature for the optical property change is (a) different from a temperature-insensitive material and/or (b) from at least a second material compared to the first temperature-sensitive material having a different second limit temperature, temperature-sensitive material is at least partially surrounded in such a way that a pattern can be formed at least after the first limit temperature has been exceeded.
- the pattern can preferably be formed in the form of at least one alphanumeric character and/or at least one pictogram.
- the pattern that forms can include an alphanumeric character such as letters, characters, words, numbers or punctuation marks.
- the alternative or additional design of the pattern as a pictogram can be independent of Any language barriers allow the observer of the functional component to detect a risk or, generally speaking, temperature information relating to the functional component.
- the invention also relates to an arrangement consisting of a functional component described herein and a temperature control device, with thermal energy absorbed and/or emitted by the temperature control device having a thermal effect on the functional component.
- the temperature control device can be controlled, for example, exclusively or predominantly to control the temperature of the functional component to generate information. i.e. e.g. B. that the temperature control is controlled as a signal transmission to form an optically perceptible signal on the functional component and it is not or hardly about the actual temperature increase of the functional component, but about a change in the optically perceptible properties of the functional component.
- a temperature increase or heating of a functional component arranged or formed in or on a vehicle interior can also take place—in order to generate targeted optically perceptible information on the functional component—if there is a requirement to cool down the vehicle interior.
- a vehicle-side air conditioning device compensates for thermal effects that may be counteracting the temperature control device at the same time or at different times.
- an air conditioning device e.g. B.
- a vehicle air conditioning system and/or (b) seat heating and/or (c) a sunroof and/or window control and/or (d) a fan setting, in order to counteract the heating effect of the temperature control device, in particular the Heating effect of the temperature control device is compensated at least with regard to its influence on the temperature of the vehicle interior.
- thermal energy absorbed by the temperature control device means that the functional component is cooled by the temperature control device by transferring heat from the functional component to the temperature control device.
- releasing thermal energy means that the temperature control device heats the functional component.
- At least 25%, preferably at least 50%, particularly preferably at least 75%, most preferably at least 95% of the thermal energy absorbed or emitted by the temperature control device can be used to generate at least one piece of descriptive temperature information by overwriting and/or underwriting the predefined limit temperature are used.
- the temperature control device is used predominantly or almost exclusively (apart from an unintentional or unavoidable temperature control of neighboring components or the environment) for the targeted change of the optically perceptible information or temperature information output via the functional component.
- the invention relates to a vehicle comprising at least one functional component described herein.
- the functional component can be at least part of a supply and/or steering device for supplying and/or directing air into an interior of a vehicle, in particular a motor vehicle, with the supply and/or directing of air into the interior having at least two outlet openings , wherein (a) at least one first outlet opening, in particular a first group of outlet openings, is/are embodied as a functional component with a property that changes its optically perceptible property as a function of temperature and (b) at least one further outlet opening, in particular a further group of outlet openings, which exhibits no or a different type of temperature-dependent change in its optically perceptible property, with (c) in at least one operating mode of the feeding and/or guiding device predominantly, preferably at least 70% by volume, particularly preferably at least 90% by volume, at most preferably at least 95% by volume, the via the feeding and/or steering device in air supplied to the interior is introduced via the first outlet
- control of the air intake of the vehicle could be designed such that in the event that a temperature requested by the vehicle occupants for the air to be introduced does not correspond to the air temperature that can currently be provided, an air conditioning device is operated in a first operating mode, which at a defined, in particular low, Dimension leads air into the interior, with this air flow when a limit temperature is reached, a thermochromic property change is achieved at the appropriately equipped outlet means.
- the vehicle occupant has information about the air temperature that can currently be provided by the air conditioning system due to the visual change in the functional component. This information can the vehicle occupants z. B. use it to reduce the target temperature (desired temperature) if he now thinks that the currently available air temperature is already suitable for him.
- the effect described in the previous paragraph can be used in vehicles without automatic air conditioning or without air conditioning. If a minimum air flow is always or at least in phases guided through or past the functional component in order to be able to give the vehicle occupant information about the temperature of an air that can be blown into the interior that can currently be provided via a vehicle heater to control the temperature of the vehicle interior.
- the invention relates to a method for displaying temperature information of a functional component described herein.
- FIG. 1 shows a schematic representation of a functional component designed as an outlet nozzle according to one embodiment.
- thermochromic material on air inlet nozzles, but can also be used on other components.
- At least part of the functional component 1 can be formed from at least one temperature-sensitive material 2 and/or can comprise at least one temperature-sensitive material 2 and be designed in such a way that, at at least one predefined limit temperature, a property that is optically perceptible to a vehicle occupant 17 to represent a temperature of at least one Part of the functional component 1 descriptive temperature information 3 is changeable.
- At least a first area 4 of the functional component 1 can be formed, for example, from a first, temperature-sensitive material 2 and/or can comprise at least one first, temperature-sensitive material 2, with the temperature-sensitive material 2 having a first predefined limit temperature and at least a second area of the functional component 1 a second, temperature-sensitive material (not shown) and/or comprises a second, temperature-sensitive material which is designed in such a way that an optically perceptible property can be changed at at least one predefined, second limit temperature that differs from the first limit temperature.
- At least one area 4 of the functional component 1 comprising a temperature-sensitive material 2 can, for example, at least in sections, in particular complete, be made from an additive manufacturing process.
- the entire functional component 1 is preferably produced using an additive manufacturing process.
- At least one region 4 of the functional component 1 comprising a temperature-sensitive material 2 can be produced at least in sections, in particular completely, using an injection molding process. In principle, it is possible for the entire functional component 1 to be produced using an injection molding process.
- the at least temporarily changeable property of the at least one temperature-sensitive material 2 that is optically perceptible to a vehicle occupant 17 can include, for example, the color and/or the degree of transparency and/or the degree of translucency and/or the surface gloss.
- the functional component 1 can be at least part of an input device of a vehicle, for example. If the outflow direction of the air discharged via the outlet nozzle is adjusted by directly touching the downstream area and thus in the area of the first area 4, this area 4 can form an input means or a handle for adjusting the outflow direction.
- the input means can be a gear selector element (not shown), in particular a gear selector lever (not shown).
- the input means can be arranged or formed in or on a steering wheel (not shown) and/or a handlebar (not shown), in particular a handlebar grip (not shown).
- the functional component 1 can, for example, be at least part of a supply and/or steering device 7 for supplying and/or steering gas, in particular air 9, into an interior 8 of a vehicle, in particular a motor vehicle.
- FIG. 1 shows an air outlet nozzle and thus a supply and/or guiding device 7 for supplying and/or guiding gas, in particular air 9, into an interior 8 of a vehicle.
- the feeding and/or guiding device 7 can comprise at least one outlet means 10 which has a base body 11 and a base body 11 which is movably mounted relative to the base body 11 Guide body 12, wherein (a) the guide body 12 includes a guide section 13, on or through which at least a portion of the air 9 supplied and/or directed into the interior 8 of the vehicle flows past or through and (b) at least a portion of the guide body 12 is formed from or comprises the material 2 that changes its optically perceptible property when the temperature changes.
- the base body 11 can be designed like a channel, for example the base body 11 is a holding frame through which the air 9 is guided on the one hand and through which the guide body 12 is movably mounted, in particular pivotable about a pivot axis 18, see arrow 24.
- the end pointing towards the interior 8 or the region of the guide body 12 provided with the thermochromic material is arranged or formed such that the region is easily visible to a vehicle occupant 17 located in the interior 8 .
- the arrow 19 indicates the intended or typical viewing direction of a vehicle occupant 17 located in the interior 8 .
- the guide body 12 can, for example, comprise at least one channel-like guide section 16 provided with an inlet area 14 and an outlet area 15, through which at least a portion of the air 9 supplied and/or directed via the outlet means 10 into the interior 8 of the vehicle flows, preferably a maximum of 50 % by volume, particularly preferably at most 25 % by volume, most preferably at most 10 % by volume, of the air 9 exiting into the interior 8 via the outlet means 10 is conducted via the channel-like guide section 16 .
- the path of the gas or of the air 9 conducted via the outlet means 10 into the interior space 8 is visualized using the arrows 20, 20', 20''. A partial flow of the air 9 is guided along above the guide body 12 and reaches the interior 8 without further significant deflection.
- a partial flow of the air 9 is guided below the guide body 12, see arrow 20. or at least one deflection element 25 is arranged or formed on the base body 11 .
- the deflection element 25 can be set up to direct air 9 flowing past the guide body 12 to the inlet area 14 . It can thus be achieved that, even with a low volume flow of the air 9, a relatively large amount of air 9 is guided through the guiding section 16 (cf. arrow 20') in order to prevent an early or a to achieve low latency when the temperature information 3 is output at the first area 4 .
- the air 9 flowing below the guide body 12, cf. arrow 20′′, is for example combined with the air flow exiting from the outlet area 15 (cf. arrow 20′) and can enter the interior 8 together.
- a first section 21 of the guide body 12, in particular one that is at a distance from the interior 8, can have a low thermal conductivity and/or heat storage capacity.
- This first section 21 can preferably extend at least over at least the first third, preferably over at least the first half, particularly preferably over at least the first two-thirds of the guide section 13 viewed in the direction of flow.
- the conducting section 13 can be thermally connected at least in sections, in particular completely, via a second section 22, which has a higher thermal conductivity than the first section 21, to a third section 23 comprising the thermochromic material.
- the second section 22 can (a) directly adjoin or touch the, in particular channel-like, conducting section 13 and/or (b) directly the third section 23 having the thermochromic material.
- the sections 21, 22, 23 of the guide body 12 can, for example, have an open or closed porous structure at least in sections, in particular completely.
- a closed porous structure can enable a low degree of heat absorption and/or release.
- An open structure can enable a high degree of heat absorption and/or release due to the high surface area that is effectively connected to the air 9 .
- the invention also includes an arrangement consisting of a functional component 1 described herein and a temperature control device 17 , with thermal energy absorbed and/or emitted by the temperature control device 17 having a targeted thermal effect on the functional component 1 .
- the temperature control device 17 is essentially through the air 9 or the air flow formed.
- the blower device (not shown) and/or the air conditioning device (not shown) and/or the pipework for the air flow can also be understood as a temperature control device 17, since these elements have a defined and/or specifically changeable influence on the temperature of the air flow or of the air and consequently on the thermochromic material of the first region 4 have.
- the temperature control device 17 can be a heating and/or cooling device, which at least predominantly has the function of heating and/or cooling the temperature-sensitive material 2 .
- the temperature control device 17 can be arranged or designed in such a way that its actual, in particular exclusive, function is to selectively control the temperature control device 17 to output a corresponding signal that can be visually detected by changing the optically perceptible properties of the temperature-sensitive material 2 to reach.
- the temperature-sensitive material 2 which can be changed by changing its optically perceptible properties, can for example form the guide body 12 and/or the base body 11 at least in sections, in particular completely. So it is possible that z. B. the edge region of the base body 11 facing the interior 8 can output temperature information 3 visually by means of a temperature-sensitive material 2 arranged or formed there accordingly.
- the invention can also z. B. comprise a vehicle provided with a functional component 1 described herein.
- the functional component 1 can, for example, comprise at least part of a supply and/or guidance device 7 for supplying and/or directing air 9 into an interior 8 of a vehicle.
- Air 9 can be supplied and/or guided into the interior 8 by means of at least two outlet openings, with (a) at least one first outlet opening, in particular a first group of outlet openings, being designed as a functional component 1 with a property that changes its optically perceptible property as a function of temperature and (b) at least one further outlet opening, in particular a further group of outlet openings, which has no or a different type of temperature-dependent change in an optically perceptible property than the first outlet opening.
- the feeding and/or steering device 7 can, for example, predominantly, preferably at least 70% by volume, particularly preferably at least 90% by volume, most preferably at least 95% by volume, via the feeding and/or Air 9 supplied to the steering device 7 into the interior 8 via the first outlet opening, in particular via the first group of outlet openings, into the interior 8 .
- the invention also relates to a method for displaying temperature information 3 of a functional component 1 described herein.
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Abstract
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Priority Applications (2)
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CN202180078106.1A CN116472203A (zh) | 2020-11-20 | 2021-10-28 | 用于车辆的功能构件 |
US18/037,799 US20240010138A1 (en) | 2020-11-20 | 2021-10-28 | Functional Component for a Vehicle |
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DE102020130688.1A DE102020130688A1 (de) | 2020-11-20 | 2020-11-20 | Funktionsbauteil für ein Fahrzeug |
DE102020130688.1 | 2020-11-20 |
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WO2022106172A1 true WO2022106172A1 (de) | 2022-05-27 |
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PCT/EP2021/079908 WO2022106172A1 (de) | 2020-11-20 | 2021-10-28 | Funktionsbauteil für ein fahrzeug |
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US (1) | US20240010138A1 (de) |
CN (1) | CN116472203A (de) |
DE (1) | DE102020130688A1 (de) |
WO (1) | WO2022106172A1 (de) |
Citations (6)
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DE202010008497U1 (de) * | 2010-09-09 | 2010-12-16 | Dr. Schneider Kunststoffwerke Gmbh | Thermochrome Luftausströmvorrichtung |
KR20120031537A (ko) * | 2010-09-25 | 2012-04-04 | (주)하남정밀 | 온도 표시형 차량용 송풍구. |
US20180105017A1 (en) * | 2015-04-07 | 2018-04-19 | Denso Corporation | Heater device |
GB2555783A (en) * | 2016-11-04 | 2018-05-16 | Bayerische Motoren Werke Ag | Automotive interiors |
DE102018214488A1 (de) * | 2018-08-28 | 2020-03-05 | Bayerische Motoren Werke Aktiengesellschaft | Bauteil, insbesondere Fahrzeugbauteil |
CN111169525A (zh) * | 2020-01-20 | 2020-05-19 | 重庆长安汽车股份有限公司 | 一种变色方向盘 |
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DE29916755U1 (de) | 1999-09-23 | 1999-12-09 | Reitter & Schefenacker GmbH & Co. KG, 73730 Esslingen | Ausströmer in Fahrzeugen, vorzugsweise Kraftfahrzeugen |
DE29921820U1 (de) | 1999-12-13 | 2000-07-27 | Giesbrecht, Norman, Dipl.-Ing., 93055 Regensburg | Lenkrad beheizbar |
DE102004062675A1 (de) | 2004-12-21 | 2006-06-22 | Fröhlich, Bernhard | Verfahren und Einrichtungen zur Temperaturüberwachung von Geräten |
DE102011116816A1 (de) | 2011-10-22 | 2013-04-25 | Audi Ag | Kraftfahrzeug, umfassend wenigstens eine Heizeinrichtung für eine in dem Kraftfahrzeug vorgesehene Komponente |
DE102019004820A1 (de) | 2019-07-10 | 2020-01-23 | Daimler Ag | Anzeige von Temperaturen und/oder von einer Energieeinsparung bei Änderungen der Strahlungsabsorption von Oberflächen in einem Fahrzeug |
-
2020
- 2020-11-20 DE DE102020130688.1A patent/DE102020130688A1/de active Pending
-
2021
- 2021-10-28 US US18/037,799 patent/US20240010138A1/en active Pending
- 2021-10-28 CN CN202180078106.1A patent/CN116472203A/zh active Pending
- 2021-10-28 WO PCT/EP2021/079908 patent/WO2022106172A1/de active Application Filing
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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DE202010008497U1 (de) * | 2010-09-09 | 2010-12-16 | Dr. Schneider Kunststoffwerke Gmbh | Thermochrome Luftausströmvorrichtung |
KR20120031537A (ko) * | 2010-09-25 | 2012-04-04 | (주)하남정밀 | 온도 표시형 차량용 송풍구. |
US20180105017A1 (en) * | 2015-04-07 | 2018-04-19 | Denso Corporation | Heater device |
GB2555783A (en) * | 2016-11-04 | 2018-05-16 | Bayerische Motoren Werke Ag | Automotive interiors |
DE102018214488A1 (de) * | 2018-08-28 | 2020-03-05 | Bayerische Motoren Werke Aktiengesellschaft | Bauteil, insbesondere Fahrzeugbauteil |
CN111169525A (zh) * | 2020-01-20 | 2020-05-19 | 重庆长安汽车股份有限公司 | 一种变色方向盘 |
Also Published As
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CN116472203A (zh) | 2023-07-21 |
US20240010138A1 (en) | 2024-01-11 |
DE102020130688A1 (de) | 2022-05-25 |
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