CN110505773A - The method of high voltage component, motor vehicle and protection high voltage component in motor vehicle high pressure onboard power system - Google Patents
The method of high voltage component, motor vehicle and protection high voltage component in motor vehicle high pressure onboard power system Download PDFInfo
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- CN110505773A CN110505773A CN201910406333.7A CN201910406333A CN110505773A CN 110505773 A CN110505773 A CN 110505773A CN 201910406333 A CN201910406333 A CN 201910406333A CN 110505773 A CN110505773 A CN 110505773A
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- high voltage
- voltage component
- motor vehicle
- surface texture
- protective cover
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
- B60L50/64—Constructional details of batteries specially adapted for electric vehicles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0007—Measures or means for preventing or attenuating collisions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
- H01M50/24—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/271—Lids or covers for the racks or secondary casings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/03—Covers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Electrochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Power Engineering (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Energy (AREA)
- Sustainable Development (AREA)
- Aviation & Aerospace Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
- Body Structure For Vehicles (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The present invention relates to a kind of high voltage components (18,20,22,24,26,28) for being arranged in the high pressure onboard power system (16) of motor vehicle (10); the high voltage component has shell (30) and protective cover (32), which at least partially surrounds shell (30).Protective cover (32) includes the surface texture with the weaving of high tensile strength fiber.Protective cover (32) has other surface textures, the surface texture connection of the others surface texture and weaving.The others surface texture has thermoplastic material, which can extend in a heated state.In the extension of thermoplastic material and in the state of cool down, the thermoplastic material can be caused to shrink by applying heat to the thermoplastic material.The invention further relates to a kind of motor vehicles (10) at least one this high voltage component (18,20,22,24,26,28) and a kind of method for protecting high voltage component (18,20,22,24,26,28).
Description
Technical field
The present invention relates to a kind of high voltage component for being arranged in the high pressure onboard power system of motor vehicle, high voltage component tools
There are shell and protective cover, which at least partially surrounds shell.Protective cover includes the weaving with high tensile strength fiber
Surface texture/fabricThe invention further relates to a kind of machines including at least one this high voltage component
Motor-car and a kind of method for protecting high voltage component.
Background technique
198 38 422 A1 of document DE illustrates that a kind of high power semi-conductor module with shell, the shell surround half
Conductor element.Disperse fragment in module explosion time in order to prevent, module has a protective cover, the protective cover surround shell and for example by
Kev is drawn into.
In a motor vehicle, it is especially set by the pipeline of intense loading lotus, such as route of high pressure onboard power system or cooling water flexible pipe
There is the cover skin made of aromatic poly-amide fabric with for preventing from wearing, they for example be can be with trade name Kevlar (Kevlar)
Or the aromatic poly-amide fabric that special watt synthetic fibre (Twaron) is bought.
It similarly, can in the motor vehicle of the electric vehicle or hybrid vehicle that are designed as that there is high pressure onboard power system
By the way that corresponding high voltage component is arranged in the guarantor provided in the protective cover made of aromatic poly-amide fabric to high voltage component
Shield.This can be provided, when accident occurs for the motor vehicle for being equipped with high pressure onboard power system, although high voltage component shell explosion or
It splits, the part with voltage of high voltage component is still protected.It is sleeved on high voltage component according to bag mode and then seals
The work of the aromatic poly-amide fabric of (such as by by means of snap-fastener, by means of at least one connecting sewing of the generations such as velcro fastener)
With being, so that any component with voltage of high voltage component cannot be contacted.But in order to by this by aromatic poly-amide fabric
Manufactured cover skin or protective cover are sleeved on high voltage component, and protective cover must be sufficiently large.
This particularly suitable situation is, high voltage component has a connecting interface, for example, connector, socket, for cooling down
The connecting interface etc. of waterpipe.But the operation of high voltage component and its installation in a motor vehicle and delay unloading in the height of motor vehicle
It carries and integrated is proved to be difficult in power grid.Therefore excessive protective cover is only partly applied on the shell of high voltage component.
Additionally due to spacing between protective cover and shell and dirt is entered in the gap between protective cover and shell.
In addition it can accumulate moisture, to form wet environment.This has an adverse effect especially for the sealing of high voltage component.
Summary of the invention
Therefore it is an object of the present invention to provide one kind high voltage components of the type mentioned at the beginning more preferably protected, one kind
Motor vehicle with this high voltage component and a kind of for protecting the better method of high voltage component.
Above-mentioned purpose passes through the high voltage component of the feature with claim 1, the motor vehicle of feature with claim 8
It is realized with the method for the feature with claim 10.Advantageous design scheme with improvement project of the invention is in appurtenance
Benefit illustrates in requiring.
High voltage component according to the present invention is designed to be arranged in the high pressure onboard power system of motor vehicle and including shell
And protective cover.Protective cover at least partially surrounds shell.Protective cover includes the surface texture of weaving, the surface texture tool of the weaving
There is the fiber of high-tensile.Protective cover also has and the other surface textures of the surface texture of weaving connection/engagement.This its
His surface texture includes thermoplastic material, which can extend in a heated state.It is extended in thermoplastic material
Afterwards and it is cooling in the state of, the thermoplastic material can be made to shrink by applying heat to the thermoplastic material.This thermoplastic
Property material or thermoplastic material also be used to manufacture so-called heat-shrink plastic's sleeve pipe, and the heat-shrink plastic's sleeve pipe is for example for wrapping
Cover the partial region of electric lead.This heat-shrink plastic's sleeve pipe extends in the state of heat.Then make the heat-shrink plastic's sleeve pipe cooling,
In the state that the heat-shrink plastic's sleeve pipe is maintained at after its extension.In the state of after this extension, heat-shrink plastic's sleeve pipe is pulled to
It will be on the position of this shell material coating.The heat-shrink plastic's sleeve pipe is then heated, which shrinks.Thus should
Casing is closely adhered to will be on the position of casing coating.
It is also used when being used for the other surfaces tissue using thermoplastic material or heat-shrink plastic's sleeve pipe material identical
Performance.That is, when thermoplastic material is in the state of extension, the protective cover including the other surfaces tissue with thermoplastic material
It can particularly simply be used to surround or coat the shell of high voltage component.Then, can be made by applying heat to protective cover
Protective cover is reduced or is shunk, so that the protective cover can be specifically and tightly fitted on shell.Thermoplastic material can be borrowed
Help hot air blower and is applied heat.Additionally or alternatively, in order to shrink thermoplastic material, high voltage component with protective cover
The shell of coating is placed into oven.
It further include by thermoplasticity material since protective cover had both included the surface texture with the weaving of fiber of high-tensile
Expect the manufactured or other surfaces tissue including thermoplastic material, therefore is better protected high voltage component.Therefore have
On the one hand the surface texture of the weaving of high tensile strength fiber is used for, even if can not connect in the case where shell splits or bursts
Contact the component under the voltage in high pressure onboard power system inside high voltage component.On the other hand, protective cover is at least partially special
It is not closely adhered on shell.This makes high voltage component when high voltage component to be arranged in the high pressure onboard power system of motor vehicle
Easily operated or processing.Because the contraction by thermoplastic material may be implemented, so that protective cover is wrapped as second layer skin
Casing body.
It can also especially further avoid, dirt reaches between shell and protective cover.So also anti-pollution aspect more
Protect high voltage component well.
In addition it also avoids, when being mounted on when high voltage component in the enging cabin of motor vehicle or the bottom section of motor vehicle,
Protective cover is vibrated due to traveling wind action.Therefore it also greatly prevents and makes an uproar caused by this movement with protective cover
Acoustic jamming.
Since the thermoplastic material or thermoplastic material of other surface textures are electrical isolations, protective cover
Other surface textures also help the electrical insulating property for improving high voltage component.Under collision situation, i.e., for example equipped with high pressure
The motor vehicle of component and when other collision of motor-driven vehicles, or when motor vehicle collides object, other surface textures are also prevented, from outer
Portion contacts or other conductive components is made to contact the conductive component being arranged in the shell of high voltage component.
Here, be arranged for being arranged in the high pressure onboard power system of motor vehicle as lower member is referred to as high voltage component,
The component has been applied the voltage provided by high-tension battery in the operation of the high-tension battery of motor vehicle.Motor vehicle can fill repeatedly
The electricity accumulator of electricity is referred to herein as high-tension battery, which can provide the volume higher than 60 volts, particularly hundreds of volts
Constant voltage.Usual multiple battery cells are electrically connected in series and/or in parallel in high-tension battery thus.Battery cell can be arranged
In single battery module, wherein battery module can be conductively connected by means of module connecting piece.
The fiber of the high-tensile of surface texture as weaving, can for example using aramid fibre and/or
Other fibers, particularly plastic optical fibre, for example, be used to manufacture bullet-proof vest, the rope of mountaineering or belt, anti-cutting it is anti-
The plastic optical fibre of shield clothes etc..Additionally or alternatively in aramid fibre, also can be used for example in the surface texture of weaving
The entitled bavin of product grand (Zylon) by the double oxazole (Poly (p-phenylen-2,6- of polyparaphenylene -2,6- benzo
Benzobisoxazol) (PPBO)) made of synthetic fibers or the fiber of the entitled enlightening Nima (Dyneema) of product.Above-mentioned synthesis
Fiber is made based on the polyethylene (OHMW-PE) with super high molecular weight.Present in the surface texture of weaving, high tensile
The excellent place of the fiber of intensity is in particular, big with higher tensile strength and/or more compared to the steel fibre of same thickness
Tearing length.
The surface texture of weaving can be designed to textile fabric, woven fabric, knitted fabric, braided fabric, non-woven fabrics of face formula etc..
Protective cover preferably also has other surface textures, and the others surface texture is due to applying thermoplastic material
Add heat and is in contraction state.That is, protective cover can be specifically and tightly fitted on the shell of high voltage component.This is particularly suitable
In protective cover surrounds shell completely the case where.
Other advantage is that the surface texture of weaving is arranged in the side towards shell of protective cover, the others table
Covering weave is arranged in the side away from shell of protective cover.Therefore, because to thermoplastic material apply heat and make it is described other
Surface texture shrink simultaneously but also weaving surface texture be closely bonded with shell.This is conducive to improve to high voltage component
Protection.
The others surface texture is by being pressed on the surface group in the surface texture of weaving and/or passing through indentation weaving
It is engaged in knitting and with the surface texture of weaving, this is particularly simple in terms of manufacturing technology.It is possible thereby to realize two kinds of surfaces
Organize it is mutual combine closely, without in a complex manner will the fiber made of contractile, thermoplastic material and tension
Fiber is worked out.The two surface textures can be bonded each other, then can realize pressing or indentation by applying pressure.This
It is extremely simple and cost advantages in terms of manufacturing technology.
Additionally or alternatively, can by spray and/or print in the surface texture of weaving be used to form it is described other
Surface texture flowable medium and connect the surface texture of other surface texture and weaving.Therefore on the one hand
It can the extremely simple desired thickness for realizing the others surface texture.It especially can simply make the thickness of the surface texture
Degree is mutually coordinated with corresponding applicable cases.On the other hand it can be realized especially between two kinds of surface textures by spraying or being printed on
Firm connection.
But can also propose, by applying pressure to other surface textures in the surface texture for being fitted in weaving
Power and heat and connect the surface texture of other surface texture and weaving.Such as other surface texture can be with
It is connect by ironing with the surface texture of weaving.
The electronic structure of the arranging electronic structural detail, particularly power electronics devices member usually in the shell of high voltage component
Part, thus the high voltage component in high pressure onboard power system can satisfy and the associated function of high voltage component.
For example, high voltage component can be designed as converter apparatus, such as DC/DC converter or DC/AC converter, DC/AC
Converter can also be referred to as Pulse Inverter or inverter.This Pulse Inverter example in the high pressure onboard power system of motor vehicle
It is such as arranged for, the DC current that the high-tension battery of motor vehicle provides is converted into alternating current, utilizes the alternating current pair
The motor load for keeping motor vehicle mobile of motor vehicle.If convertor device is designed as DC/DC converter, can borrow
Help this convertor device and the voltage provided by high-tension battery is transformed into other onboard power systems of motor vehicle, such as 12V
Voltage level in the voltage of onboard power system.
High voltage component can be designed as installing charging equipment in a motor vehicle, which is used to be machine
The high-tension battery of motor-car charges.This charging equipment is also referred to as onboard charger (OBC).In this high voltage component, such as
It is also advantageous in the case where collision of motor-driven vehicles by the protection that protective cover provides.
High voltage component is also designed as electrical point system, which is designed to will be by the height of motor vehicle
The electric energy that piezoelectric battery is capable of providing is distributed to each corresponding motor of motor vehicle.This electrical point system is also referred to as power electric
Net ignition distributor (Traktionsnetzverteiler), this is because the electrical point system is by high-tension battery or traction battery confession
The onboard power system of electricity is used as electrical point system or node to work in high pressure onboard power system.This high voltage component the case where
Under, the protection provided by protective cover is also advantageous in the case where shell bursts or splits, for preventing from touching shell
Internal component with voltage.
Motor vehicle according to the present invention has at least one high voltage component according to the present invention, wherein at least one high pressure
Component layout is in the high pressure onboard power system of motor vehicle.In the operation of high pressure onboard power system, which, which has, is higher than
60 volts of voltage is especially up to hundreds of volts of voltage.
Preferably by means of motor vehicle at least one high-tension battery can into high pressure onboard power system inputing power.Utilize this
At least one motor for being designed to make motor vehicle movement that electric energy can load motor vehicle.It is being designed as hybrid electric vehicle
Motor vehicle in, the movement of at least one motor at least auxiliary machine motor-car.
At least one component of a preferably at least high-tension battery and/or at least one high-tension battery is at least partially protected
Shield surrounds, which is designed to be identical as the protective cover of at least one high voltage component.Entire high-tension battery or high pressure
The single battery module of battery can also be coated by this protective cover, and battery module is respectively provided with the multiple electricity conductively connected to each other
Pond monomer.
Such as the battery wire case of also referred to as battery connecting box (BJB) can also be used as the component of high pressure by this guarantor
The protection of shield.It can be with arrangement component, such as safety device, the device for insulated monitoring, main contact in battery wire case
Device, pre-charge contactor, the connector of high-tension battery, mechanical breaker etc..
It is also applied for according to the present invention for advantage illustrated by high voltage component according to the present invention and preferred implementing form
Motor vehicle, vice versa.
It is high-voltage section in the method for the high voltage component of the high pressure onboard power system according to the present invention for protecting motor vehicle
The shell of part provides protective cover.The protective cover at least partially surrounds shell and the surface texture including weaving, the table of the weaving
Covering weave has the fiber of high-tensile.Protective cover further includes the other surface groups being connected with the surface texture of weaving
It knits.The others surface texture includes thermoplastic material, which can extend in a heated state.In thermoplasticity material
Shell of the material after extension and under the state of cooling for high voltage component provides other surface textures.Then, by heat
Plastic material applies heat and the thermoplastic material is caused to shrink.It can make to include the surface texture weaved and other in this way
Surface texture protective cover advantageously, be closely adhered on the shell of high voltage component.Therefore it provides and changes for high voltage component
Kind protection.
It can also propose, so that other surface textures is connected with the surface texture of weaving first, be then high pressure
Protective cover is arranged in the shell of component.
It can alternatively propose, making the shell of high voltage component first, at least partially woven surface texture is surrounded, with
It is covered afterwards by the cover suitcase with other surface textures, which is in the state of extension and cooling.
Then the diminution or contraction of the thermoplastic material of other surface textures are caused and applying heat to thermoplastic material.
It is possible thereby to realize the connection of the surface texture of other surface textures and weaving.Can especially it guarantee, protective cover
Shrink or reduce the especially not obstruction by the surface texture weaved as far as possible.
The invention also includes the combinations of the feature of the form of implementation.
The invention also includes improvement project according to the method for the present invention, these improvement projects have as combined according to this
Feature illustrated by the improvement project of the high voltage component of invention or motor vehicle according to the present invention.Side according to the present invention as a result,
Details are not described herein for the scheme that is correspondingly improved of method.
Detailed description of the invention
Illustrate the embodiment of the present invention below.There is shown with:
Fig. 1 highly diagrammatically shows motor vehicle, which there is high-tension battery to delay unloading with the height for being arranged in motor vehicle
The high voltage component in power grid is carried, which applies voltage to high voltage component in the electric operation of motor vehicle；
Fig. 2 highly diagrammatically shows protection cover arrangement, which surrounds the shell of corresponding high voltage component.
Specific embodiment
Embodiment described below is the preferred embodiment of the present invention.In embodiment, form of implementation is described each
Part respectively indicate it is of the invention it is each, can be considered feature independent of each other, these features can also improve this independently of one another
Invention, thus can also be considered as component part of the invention individually or with the combination different from the combination shown.The reality
The form of applying can also other features having been described above through the invention supplemented.
The identical element of function is equipped with identical appended drawing reference in the accompanying drawings.
Schematically show motor vehicle 10 strongly in Fig. 1, which can be designed as electric vehicle or hybrid power
Vehicle.Motor vehicle 10 correspondingly has high-tension battery 12, which is also referred to as traction battery, and the high-tension battery is motor-driven
It is motor in the running of vehicle 10 assisted in a manner of electronic or by least one (unshowned) motor of motor vehicle
Electric energy is provided.High-tension battery 12 has multiple battery cells not being shown specifically herein, the series connection of these battery cells and/or parallel connection
Connection, so that the voltage that high-tension battery 12 can provide is higher than the voltage that single battery monomer provides.By being also referred to as battery
The battery wire case 14 of terminal box, high-tension battery 12 can into high pressure onboard power system 16 inputing power, the high pressure onboard power system
Only symbolically show herein and electric lead is not shown etc..Multiple high voltage components are arranged in high pressure onboard power system 16, these are high
The voltage-drop loading on connector that splenium part is applied in high-tension battery 12 when high-tension battery 12 discharges or charges.
As the example of high voltage component, the first charging equipment 18 and the second charging equipment 20 is shown in FIG. 1.This installation
Charging equipment in motor vehicle 10, for charging for high-tension battery 12 is referred to as onboard charger.As other examples
Property high voltage component, is also shown 24 form of convertor device and power power grid ignition distributor of 22 form of DC/DC converter in Fig. 1
Electrical point system.As high voltage component that is illustrative, being arranged in high pressure onboard power system 16, the first pulse is shown in FIG. 1
Other convertor devices of 28 form of inverter 26 and the second Pulse Inverter.The high voltage component of these power electronics will be by height
The DC current that piezoelectric battery 12 provides is converted to alternating current, can load (being not shown for motor vehicle 10 by the alternating current
) motor, which realizes in electronic running or the movement of auxiliary machine motor-car 10.
Each high voltage component includes corresponding shell 30, and the electrification in operation of corresponding high voltage component is arranged in the shell
The component of pressure.In Fig. 1, shown by arrow 34 in the driving direction of motor vehicle 10 when driving of advancing.Correspondingly, in motor vehicle
In 10 head-on crash, the high voltage component being arranged in the front area of motor vehicle 10 is easier to be damaged, and collides in tail portion
In the high voltage component that is arranged in the tail region of motor vehicle 10 be easier to be damaged.
Therefore can not rule out in the accident of motor vehicle 10, the explosion of the respective housings 30 of at least one of high voltage component or
It splits.In particular, high voltage component has corresponding protective cover 32 herein in order to provide additional protection in response to this, it should
The construction of protective cover is schematically shown specifically in Fig. 2.
It is schematically shown in Fig. 2, first surface tissue 36 of the corresponding protective cover 32 including weaving, the first of the weaving
Surface texture has the fiber 38 of high-tensile.Fiber 38 can be such as aramid fibre, the table weaved accordingly
Covering weave 36 can be aromatic poly-amide fabric.The height tear-proof, weaving surface texture 36 ensure that: even if in shell
When 30 explosion, being arranged in shell 30, with voltage component will not be exposed, therefore can not be touched.
Since high voltage component includes the connector for electric lead, data line, ooling channel etc. in principle, be difficult provide by
Made of aromatic poly-amide fabric, sufficiently large cover skin so that the cover skin can be sleeved on the shell 30 with connector and to the greatest extent
It may be closely adhered on shell 30.If the cover skin made of aromatic poly-amide fabric or the surface texture of similar weaving
Or the size of outer cover arrives greatly can cover connector enough, then is difficult to realize close patch of the aromatic poly-amide fabric on shell 30
It closes.This becomes difficult the installation of the operation of high voltage component and high voltage component in motor vehicle 10.And dirt and moisture
It can enter in the gap between aromatic poly-amide fabric and shell 30.Due to the provision of protective cover as used in the present invention
32 especially largely avoid above situation.
Protective cover 32 further includes other surface textures 40, which is made of thermoplastic material.
This thermoplastic material can extend in a heated state.If then making the thermoplastic material cooling, the material
Material keeps the shape after its extension.If thermoplastic material is then heated again, which shrinks.By to expansion
Thermoplastic material after exhibition applies heat, can cause the contraction of the thermoplastic material.This thermoplastic material can be used to make
Make heat-shrink plastic's sleeve pipe.Correspondingly, the thermoplastic material or thermoplastic material of other surface textures 40 are used to form
Heat-shrink plastic's sleeve pipe material can be referred to as.
In order to which other surface textures 40 are connected with the surface texture 36 of weaving, protective cover 32 can will be formed
The two coatings compress against each other or to each other in compress.Such as other surface textures 40 can be pressed into
It is snugly compressed into the surface texture 36 of such as weaving of aromatic poly-amide fabric form or to this fabric.It therefore can be
Protective cover 32 is particularly simply provided in terms of manufacturing technology.It can also be by 40 ironing of other surface textures, spraying or print
Brush is in the surface texture 36 of weaving.
It, can be defeated by heat by means of hot air blower or by using oven if coating shell 30 using protective cover 32
Enter into protective cover 32.This causes other surface textures 40 to reduce or shrink.Thus protective cover 32 is specifically and tightly, i.e.
It is fitted in as second layer skin on shell 30.
In this way, it can preferably be operated when high voltage component to be mounted in motor vehicle 10.Dirt and moisture are not
Between the cover skin that 32 form of shell 30 and protective cover can be readily entered again.Furthermore heat-shrink plastic's sleeve pipe material or the others
Surface texture 40 is electrical isolation.This is prevented in the collision accident of motor vehicle 10, be located at device external or shell 30
External conductive component generates conductive connection.
The surface texture 36 of weaving is preferably placed in the side 42 towards shell 30 of protective cover 32.Correspondingly, it is described its
His surface texture 40 is arranged in the side 44 away from shell 30 of protective cover 32.
It can also propose, the shell of correspondingly high voltage component is covered first with the cover suitcase made of the surface texture weaved
30, wherein then the cover skin is coated by other surface textures 40.Then, to the pyrocondensation of other surface textures 40
Plasticity shell material or thermoplastic material, which apply heat, to be caused, and the others surface texture 40 is shunk or reduced.It also produces simultaneously
The connection of the surface texture 36 and other surface textures 40 of weaving is given birth to.
But the surface texture 36 of weaving can also be made to engage with other surface textures 40 first.Then shell is by this
Protective cover 32 coats.Then applying heat to protective cover 32 causes, and the thermoplastic material of the others surface texture 40 is shunk,
And the surface texture 36 of weaving is caused to be closely adhered on shell 30.
The example is shown in a word, how through the invention for control equipment or high voltage component realize can be adapted to protection,
The protection provided especially by aromatic poly-amide fabric.
Claims (10)
1. high voltage component of the one kind for being arranged in the high pressure onboard power system (16) of motor vehicle (10), the high voltage component have shell
Body (30) and protective cover (32), the protective cover at least partially surround shell (30), and wherein protective cover (32) includes the table of weaving
The surface texture of covering weave (36), the weaving has high tensile strength fiber (38),
It is characterized in that,
Protective cover (32) has other surface textures (40), and the surface texture (36) of the others surface texture and weaving connects
It closes, wherein the others surface texture (40) has thermoplastic material, which can extend in a heated state, wherein
In the state of after the extension of thermoplastic material and cooling, the thermoplasticity can be caused by applying heat to the thermoplastic material
Material shrinkage.
2. high voltage component according to claim 1,
It is characterized in that,
Protective cover (32) has due to other surface textures in contraction state to thermoplastic material application heat
(40)。
3. high voltage component according to any one of the preceding claims,
It is characterized in that,
The surface texture (36) of weaving is arranged in the side (42) towards shell (30) of protective cover (32), the others surface
Tissue (40) is arranged in the side (44) away from shell (30) of protective cover (32).
4. high voltage component according to any one of the preceding claims,
It is characterized in that,
The others surface texture (40) is by being pressed on the table in the surface texture (36) of weaving and/or passing through indentation weaving
It is engaged in covering weave (36) with the surface texture of weaving (36).
5. high voltage component according to any one of the preceding claims,
It is characterized in that,
The energy of other surface textures (40) is used to form by the spraying on the surface texture of weaving (36) and/or printing
The medium of flowing and engage other surface texture (40) with the surface texture (36) weaved.
6. high voltage component according to any one of the preceding claims,
It is characterized in that,
And applying pressure and heat to other surface textures (40) in the surface texture (36) for being fitted in weaving
Engage other surface textures (40) with the surface texture (36) of weaving.
7. high voltage component according to any one of the preceding claims,
It is characterized in that,
High voltage component is designed as:
Convertor device (22,26,28) or
Charging equipment (18,20) for being mounted in motor vehicle (10), the high pressure which is used for as motor vehicle (10)
Battery (12) charging, or
Electrical point system (24), the electrical point system are designed to be provided by the high-tension battery (12) of motor vehicle (10)
Electric energy distribute to each corresponding motor of motor vehicle (10).
8. a kind of motor vehicle at least one high voltage component according to any one of the preceding claims, wherein this is extremely
A few high voltage component is arranged in the high pressure onboard power system (16) of motor vehicle (10), by means of at least one of motor vehicle (10)
High-tension battery (12) inputing power into the high pressure onboard power system, at least one of motor vehicle (10) can be loaded using the electric energy
It is designed to the motor for keeping motor vehicle (10) mobile.
9. motor vehicle according to claim 8
It is characterized in that,
At least one component (14) at least office of at least one described high-tension battery (12) and/or at least one high-tension battery (12)
It is surrounded by protective cover to portion, which is designed to be identical as the protective cover of at least one high voltage component (32).
10. the method for the high voltage component of high pressure onboard power system (16) of the one kind for protecting motor vehicle (10), wherein high voltage component
Shell (30) be equipped with protective cover (32), which at least partially surrounds shell (30), and wherein protective cover (32) includes spinning
The surface texture (36) knitted, the surface texture of the weaving have the fiber (38) of high-tensile,
It is characterized in that,
Protective cover (32) has other surface textures (40), which connects with the surface texture (36) of weaving
It closes, wherein the others surface texture (40) has the thermoplastic material that can be extended in the state of heating, wherein in thermoplasticity
Material is in after extension and provides other surface textures (40) in the state of cooling for the shell (30) of high voltage component, with
The thermoplastic material is caused to shrink by applying heat to the thermoplastic material afterwards.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102018207694.4 | 2018-05-17 | ||
| DE102018207694.4A DE102018207694B4 (en) | 2018-05-17 | 2018-05-17 | High-voltage component for arrangement in a high-voltage electrical system of a motor vehicle, motor vehicle and method for protecting a high-voltage component |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110505773A true CN110505773A (en) | 2019-11-26 |
| CN110505773B CN110505773B (en) | 2021-01-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910406333.7A Active CN110505773B (en) | 2018-05-17 | 2019-05-16 | High-voltage component in high-voltage vehicle-mounted power grid of motor vehicle, protection method and motor vehicle |
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| Country | Link |
|---|---|
| CN (1) | CN110505773B (en) |
| DE (1) | DE102018207694B4 (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP3957695A1 (en) | 2020-08-17 | 2022-02-23 | tesa SE | Adhesive tape for sheathing elongated goods, in particular cable sets and sheathing method |
| DE102020005247A1 (en) | 2020-08-27 | 2022-03-03 | Daimler Ag | Method for protecting at least one electronic assembly from dirt, battery module and vehicle |
| DE102021210866A1 (en) | 2021-09-28 | 2023-03-30 | Tesa Se | Adhesive tape for wrapping elongate goods, in particular cable harnesses and methods for wrapping |
| DE102023107958A1 (en) | 2023-03-29 | 2024-10-02 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | protective cover and electrical component with protective cover |
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Also Published As
| Publication number | Publication date |
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| DE102018207694A1 (en) | 2019-11-21 |
| DE102018207694B4 (en) | 2020-10-08 |
| CN110505773B (en) | 2021-01-08 |
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