CN112793519A - Interior trim part for vehicle, preparation method of interior trim part and vehicle - Google Patents
Interior trim part for vehicle, preparation method of interior trim part and vehicle Download PDFInfo
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- CN112793519A CN112793519A CN202110042117.6A CN202110042117A CN112793519A CN 112793519 A CN112793519 A CN 112793519A CN 202110042117 A CN202110042117 A CN 202110042117A CN 112793519 A CN112793519 A CN 112793519A
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- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- 239000002245 particle Substances 0.000 title description 2
- 239000002131 composite material Substances 0.000 claims abstract description 114
- 239000010410 layer Substances 0.000 claims abstract description 65
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims abstract description 64
- 229910001416 lithium ion Inorganic materials 0.000 claims abstract description 64
- 239000002344 surface layer Substances 0.000 claims abstract description 27
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 13
- 239000004917 carbon fiber Substances 0.000 claims abstract description 13
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 claims description 23
- 238000010438 heat treatment Methods 0.000 claims description 22
- 238000000465 moulding Methods 0.000 claims description 19
- 239000007773 negative electrode material Substances 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 18
- 239000002985 plastic film Substances 0.000 claims description 18
- 229920006255 plastic film Polymers 0.000 claims description 18
- 239000007774 positive electrode material Substances 0.000 claims description 18
- 239000011159 matrix material Substances 0.000 claims description 17
- 238000003825 pressing Methods 0.000 claims description 17
- 230000003014 reinforcing effect Effects 0.000 claims description 16
- 238000004519 manufacturing process Methods 0.000 claims description 14
- 230000002787 reinforcement Effects 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 13
- 239000004744 fabric Substances 0.000 claims description 12
- 239000003351 stiffener Substances 0.000 claims description 12
- 239000003792 electrolyte Substances 0.000 claims description 10
- 238000003466 welding Methods 0.000 claims description 10
- 238000005520 cutting process Methods 0.000 claims description 8
- 239000003365 glass fiber Substances 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 230000007547 defect Effects 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 4
- 238000003491 array Methods 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 238000004146 energy storage Methods 0.000 abstract description 22
- 238000005034 decoration Methods 0.000 abstract description 12
- 239000007772 electrode material Substances 0.000 description 5
- 239000003733 fiber-reinforced composite Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004049 embossing Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000004020 luminiscence type Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 239000010405 anode material Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010406 cathode material Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000007723 die pressing method Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 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
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/03—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for
- B60R16/033—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for supply of electrical power to vehicle subsystems or for characterised by the use of electrical cells or batteries
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D65/00—Designing, manufacturing, e.g. assembling, facilitating disassembly, or structurally modifying motor vehicles or trailers, not otherwise provided for
- B62D65/02—Joining sub-units or components to, or positioning sub-units or components with respect to, body shell or other sub-units or components
- B62D65/14—Joining sub-units or components to, or positioning sub-units or components with respect to, body shell or other sub-units or components the sub-units or components being passenger compartment fittings, e.g. seats, linings, trim, instrument panels
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Battery Mounting, Suspending (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The invention discloses an interior trim part for a vehicle, a preparation method thereof and the vehicle, wherein the interior trim part for the vehicle comprises the following components: a composite lower ply; a composite upper ply; the middle frame is arranged between the composite material lower plate layer and the composite material upper plate layer, and an accommodating space is defined among the composite material lower plate layer, the middle frame and the composite material upper plate layer; the lithium ion soft package battery is arranged in the accommodating space; and the light-emitting surface layer is arranged on one side surface of the composite material upper plate layer, which is far away from the composite material lower plate layer. The interior part for the vehicle provided by the invention has the luminous surface layer and the composite material surface plate, and can play a role of an atmosphere lamp and carbon fiber surface texture decoration. Furthermore, through the integrated lithium ion soft package battery, the energy storage function is realized, the battery energy storage capacity of the vehicle can be improved on the premise of not occupying other vehicle spaces, the luminous self-driving of the interior trim part is realized, and the cruising mileage is increased.
Description
Technical Field
The invention relates to the technical field of vehicles, in particular to an interior trim part for a vehicle, a vehicle with the interior trim part for the vehicle and a preparation method of the interior trim part for the vehicle.
Background
In the related art, with the continuous improvement of living standard, the requirements of people on the environment of the automobile interior are also continuously improved. The interior trim cover is the most used and largest-area trim in the automotive interior trim. The function of present automotive interior covering is comparatively single, only can satisfy basic luminous and decoration function through changing the skin material colour or adding the atmosphere lamp, can't realize the function of energy storage and bearing. In addition, with the increase of the requirement on the endurance mileage of the electric automobile, the automobile host factory improves the energy storage capacity of the battery by improving the energy density of the lithium ion battery and increasing the volume of the battery. The two methods improve the potential safety hazard of the automobile on one hand and occupy the space of other parts in the automobile on the other hand. Therefore, the integration of energy storage, bearing, luminescence and decoration functions of the automotive interior part is of great significance.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, an object of the present invention is to provide an interior trim part for a vehicle, which integrates energy storage, load bearing, light emitting and decoration functions, so as to solve the technical problems that the existing automotive interior trim panel cannot store energy and has poor load bearing performance.
Another object of the present invention is to propose a vehicle comprising an interior trim part for a vehicle as described above.
A further object of the present invention is to propose a method for manufacturing an interior trim part for a vehicle.
The interior trim component for a vehicle according to an embodiment of the first aspect of the present invention includes: a composite lower ply; a composite upper ply; the middle frame is arranged between the composite material lower plate layer and the composite material upper plate layer, and an accommodating space is defined among the composite material lower plate layer, the middle frame and the composite material upper plate layer; the lithium ion soft package battery is arranged in the accommodating space; and the light-emitting surface layer is arranged on one side surface of the composite material upper plate layer, which is far away from the composite material lower plate layer.
The interior trim part for the vehicle provided by the embodiment of the invention is provided with the luminous surface layer and the composite material surface plate (comprising the composite material lower plate layer and the composite material upper plate layer), and can play a role in atmosphere lamp and carbon fiber surface texture decoration. Further, an interior trim part for vehicle in this application through integrated lithium ion laminate polymer battery, has the energy storage function, can improve the battery stored energy of vehicle under the prerequisite that does not occupy other vehicle spaces, realizes that interior trim part is luminous from driving, increases the continuation of the journey mileage.
In addition, the interior part for a vehicle according to the above embodiment of the present invention has the following additional technical features:
according to some embodiments of the invention, the composite lower cover sheet, the center frame, and the composite upper cover sheet are molded from a composite prepreg.
Further, the composite material prepreg comprises any one of a carbon fiber reinforced fabric composite material, a carbon fiber reinforced unidirectional reinforced fabric composite material, a glass fiber reinforced fabric composite material and a glass fiber reinforced unidirectional composite material.
According to some embodiments of the invention, the lithium ion soft package battery is hermetically wrapped by an aluminum-plastic film, the interior of the lithium ion soft package battery is formed by stacking a double-coated positive electrode material, a diaphragm and a double-coated negative electrode material in sequence, and an electrolyte is filled in the lithium ion soft package battery, and the positive electrode material, the negative electrode material, the diaphragm and the aluminum-plastic film are provided with openings.
Further, the welding has anodal utmost point ear on anodal material's the mass flow body, the welding has negative pole utmost point ear on negative electrode material's the mass flow body, anodal utmost point ear with negative pole utmost point ear respectively with the light source of luminous surface layer passes through the wire and connects in order to supply power to it.
According to some embodiments of the invention, the luminescent surface layer comprises at least one of a light strip, a light emitting diode, a flexible LED module, and a luminescent plate; the light emitting plate comprises a light emitting diode and a light guide plate.
According to some embodiments of the invention, an interior trim piece for a vehicle further comprises: z is to the reinforcement, be equipped with the trompil on the lithium ion laminate polymer battery, Z is suitable for to the reinforcement to pass the trompil and respectively with below the combined material sheet layer with the sheet layer links to each other above the combined material.
Further, the Z-direction reinforcing piece is configured into a Z-direction reinforcing column extending perpendicular to the thickness direction of the lithium ion soft package battery, and the height of the Z-direction reinforcing column is not smaller than the thickness of the lithium ion soft package battery.
According to some embodiments of the invention, the Z-direction stiffener is configured to be disposed obliquely with respect to a plane in which the lithium-ion pouch battery is located; alternatively, the Z-direction stiffeners are configured in different topological arrays in a three-dimensional plane.
According to some embodiments of the invention, the composite lower panel layer, the middle frame and the composite upper panel layer are molded by using a composite prepreg, and the Z-direction reinforcement is made of the same matrix resin material as the composite prepreg.
According to a second aspect of the invention, the vehicle comprises the interior trim part for the vehicle.
According to the third aspect of the present invention, a method for manufacturing an interior trim part for a vehicle includes: step S10: designing the overall size of the interior trim part, wherein the thickness and the inner size of the middle frame are consistent with those of the lithium ion soft package battery; processing a corresponding die; step S20: preparing a lithium ion soft package battery according to the designed size; step S30: cutting and stacking composite material prepreg with proper size according to the sizes of a composite material lower plate layer, a composite material upper plate layer and a middle frame, and connecting a soft package battery tab with a light source of a light-emitting surface layer by using a lead; step S40: placing the interior trim material stacked in the step S30 into a mold; step S50: and solidifying and molding the sample, opening the die, taking out the sample, removing edge and surface defects, and finishing preparation, wherein the matrix column reinforced in the z direction is in melt connection with the upper panel and the lower panel of the composite material.
Further, the mold includes: a lower pressing plate; the lower heating plate is arranged on the upper surface of the lower pressing plate; an upper pressure plate; the upper heating plate is arranged on the lower surface of the upper pressing plate; the die frame is arranged between the lower heating plate and the upper heating plate; the die upper pressing plate is arranged between the die frame and the upper heating plate; the lower pressing plate manufacturing body is arranged on the upper surface of the lower heating plate; the interior trim part prefabricated body is arranged between the mold frame and the lower pressing plate prefabricated body.
According to some embodiments of the invention, the method for preparing the lithium-ion soft package battery in the step S20 comprises: cutting a positive electrode material, a negative electrode material and a diaphragm which are proper in size, stacking the battery cell according to the sequence of the negative electrode, the diaphragm and the positive electrode, and forming a hole on the battery cell material; after the hole is formed, the Z-direction reinforcing piece is plugged into the hole and is subjected to heat sealing, so that good sealing between the Z-direction reinforcing piece and the aluminum-plastic film is ensured; and welding a positive electrode lug and a negative electrode lug on the positive electrode material and the negative electrode material in an ultrasonic welding mode, then pouring electrolyte, and sealing the aluminum-plastic film in vacuum to finish the preparation of the lithium ion soft package battery.
According to some embodiments of the present invention, the curing molding means includes hot embossing, a VARI process, an autoclave process, winding molding, and bag-press molding.
According to the interior trim part for the vehicle, disclosed by the embodiment of the invention, energy storage, bearing, luminescence and decoration functions are integrated, so that the technical problems that the existing automotive interior trim plate cannot store energy and is poor in bearing performance can be solved. The interior trim part for the vehicle has the following beneficial effects:
firstly, according to the interior trim part for the vehicle provided by the embodiment of the invention, the fiber reinforced composite material with better specific stiffness is adopted, so that the interior trim part has the advantages of being ultrathin, light, good in rigidity and strength, meanwhile, the matrix column reinforced in the z direction can improve the shear deformation resistance of the interior trim plate, prevent the electrode material from being greatly deformed, and enable the interior trim plate for the vehicle to have the functions of energy storage and bearing.
Secondly, the interior trim part for the vehicle has an energy storage function, and can improve the energy storage capacity of a battery of a new energy vehicle on the premise of not occupying other vehicle space, realize the self-driving of the interior trim part by emitting light, and increase the endurance mileage.
Thirdly, according to the interior trim part for the vehicle provided by the embodiment of the invention, the lithium ion soft package battery 400 adopts mature commercial electrode materials and electrolyte, and has the advantages of high specific capacity and good cycle performance.
Fourthly, the interior trim part for the vehicle provided by the embodiment of the invention is provided with the luminous surface layer and the composite material surface plate, and can play a role in surface texture decoration of an atmosphere lamp and carbon fiber.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is an exploded view of an interior trim piece for a vehicle according to an embodiment of the present invention;
fig. 2 is a schematic view of a lithium ion pouch battery in the interior trim part for a vehicle according to the embodiment of the invention in fig. 1;
FIG. 3 is a block schematic diagram of a vehicle including an interior trim piece for the vehicle in accordance with an embodiment of the present invention;
fig. 4 is a flowchart of a method of manufacturing an interior trim component for a vehicle according to an embodiment of the present invention;
fig. 5 is a schematic view of a mold in a manufacturing method of an interior trim part for a vehicle according to an embodiment of the present invention.
Reference numerals:
an interior trim piece 1000 for a vehicle,
a composite lower panel layer 100, a composite upper panel layer 200, a center frame 300,
the lithium ion soft package battery 400, the aluminum plastic film 410, the anode material 420, the anode tab 421, the separator 430, the cathode material 440, the cathode tab 441, the opening 450,
the light emitting surface layer 500, the Z-stiffener 700,
the vehicle 2000 is provided with a plurality of vehicles,
a die 3000, a lower press plate 3100, a lower heating plate 3200, an upper press plate 3300; an upper heating plate 3400, a mold frame 3500, a mold upper platen 3600, a lower platen body 3700, and an interior trim preform 3800.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
An interior trim part 1000 for a vehicle according to an embodiment of the present invention is described below with reference to the accompanying drawings. The interior trim part 1000 for the vehicle according to the embodiment of the invention can be applied to an interior trim panel of a vehicle door or an interior trim panel of a center console, and has the effects of energy storage, bearing, illumination and decoration. It should be understood that the interior trim part 1000 for a vehicle according to the present invention is not limited to the door trim panel of the vehicle, and may be applied to the dashboard, the center console, and other parts, and may also be applied to the field outside the vehicle, and the present invention is not limited thereto.
Referring to fig. 1, an interior trim part 1000 for a vehicle according to an embodiment of a first aspect of the present invention includes: a composite lower plate layer 100, a composite upper plate layer 200, a middle frame 300, a lithium ion soft package battery 400 and a light emitting surface layer 500.
Specifically, the middle frame 300 is disposed between the composite lower panel layer 100 and the composite upper panel layer 200, and a receiving space may be defined between the composite lower panel layer 100, the middle frame 300, and the composite upper panel layer 200, and the lithium ion pouch battery 400 is disposed in the receiving space. The light emitting surface layer 500 is provided on a side surface of the composite upper panel layer 200 away from the composite lower panel layer 100. For example, the luminescent surface layer 500 may be provided on the upper surface of the composite upper panel layer 200 shown in fig. 1.
The interior trim part 1000 for a vehicle according to an embodiment of the present invention, having the luminous surface layer 500 and the composite surface plates (including the composite lower panel layer 100 and the composite upper panel layer 200), may function as an atmosphere lamp and a carbon fiber surface texture decoration. Further, an interior trim part 1000 for vehicle in this application through integrated lithium ion laminate polymer battery 400, has the energy storage function, can improve the battery stored energy of vehicle under the prerequisite that does not occupy other vehicle spaces, realizes that interior trim part is luminous from driving, increases the continuation of the journey mileage.
According to some embodiments of the present invention, the composite lower cover sheet 100, the center frame 300, and the composite upper cover sheet 200 are molded using a composite prepreg. Further, the composite material prepreg comprises any one of a carbon fiber reinforced fabric composite material, a carbon fiber reinforced unidirectional reinforced fabric composite material, a glass fiber reinforced fabric composite material and a glass fiber reinforced unidirectional composite material. Therefore, the interior trim part 1000 for a vehicle according to the embodiment of the present invention has advantages of ultra-thinness, light weight, and good rigidity and strength by using the fiber reinforced composite material having better specific stiffness.
Referring to fig. 2, according to some embodiments of the present invention, the lithium ion pouch battery 400 is hermetically covered by an aluminum plastic film 410, and the inside of the lithium ion pouch battery is formed by stacking a double-coated positive electrode material 420, a separator 430, and a double-coated negative electrode material 440 in sequence, and is filled with an electrolyte, the separator 430 can prevent short circuit, and the positive electrode material 420, the negative electrode material 440, the separator 430, and the aluminum plastic film 410 are provided with openings 450.
The description of the external shape structure of the lithium ion pouch battery 400 in fig. 1 and 2 is only exemplary and should not be construed as limiting the present invention, and the external shape structure of the lithium ion pouch battery 400 may be customized according to the shape of the interior trim part, and the present invention is not limited thereto.
Further, as shown in fig. 2, a current collector of the positive electrode material 420 is welded, a current collector of the negative electrode material 440 is welded with a negative electrode tab 441, and the positive electrode tab 421 and the negative electrode tab 441 are respectively connected with the light source of the light emitting surface layer 500 through wires to supply power thereto. For example, the lithium ion pouch battery 400 can be charged by extending the extended tabs (including the positive tab 421 and the negative tab 441) out of the interior trim panel for connection to an external circuit.
According to some embodiments of the invention, the luminescent surface layer 500 comprises at least one of a light strip, a light emitting diode, a flexible LED module, and a luminescent plate. The light emitting plate comprises a light emitting diode and a light guide plate. The specific form of the luminescent surface layer 500 may be adaptively selected according to the necessity, and the present invention is not particularly limited thereto.
Referring to fig. 1 and 2, according to some embodiments of the present invention, an interior trim component 1000 for a vehicle further includes: the Z-direction reinforcing member 700 and the lithium ion soft package battery 400 are provided with openings 450, and the Z-direction reinforcing member 700 is suitable for penetrating through the openings 450 and is respectively connected with the composite material lower plate layer 100 and the composite material upper plate layer 200.
According to some embodiments of the present invention, the composite lower panel layer 100, the middle frame 300, and the composite upper panel layer 200 are molded using a composite prepreg, and the Z-direction stiffener 700 uses the same matrix resin material as the composite prepreg. This facilitates the connection between the Z-stiffener 700 and the composite lower and upper plies 100, 200.
Further, the Z-direction stiffener 700 is configured as a Z-direction stiffening column extending perpendicular to the thickness direction of the lithium ion pouch battery 400, the height of the Z-direction stiffening column being not less than (e.g., greater than or equal to) the thickness of the lithium ion pouch battery 400. For example, the Z-direction reinforcing column may be a Z-direction reinforcing column, and the height of the Z-direction reinforcing column may be slightly larger than the thickness of the lithium ion pouch battery, so that the Z-direction reinforcing column is easily melt-connected with the composite lower panel layer 100 and the composite upper panel layer 200 by making the height of the Z-direction reinforcing column greater than or equal to the thickness of the lithium ion pouch battery 400.
Of course, the present invention is not limited thereto, and according to some embodiments of the present invention, the Z-direction stiffener 700 is configured to be disposed obliquely with respect to the plane of the lithium-ion pouch battery 400; alternatively, the Z-stiffeners 700 are configured in different topological arrays in the three-dimensional plane.
That is, according to the interior trim part 1000 for a vehicle of the embodiment of the present invention, the design of the Z-direction reinforcement 700 includes, but is not limited to, the vertical distribution embodied by the embodiment of the present invention, and also includes different inclination angles of the Z-direction reinforcement columns in the two-dimensional plane and different topological array modes in the three-dimensional plane. The specific form of the Z-stiffener 700 may be adapted as desired.
According to the interior trim part 1000 for the vehicle, disclosed by the embodiment of the invention, energy storage, bearing, light emitting and decoration functions are integrated, so that the technical problems that the existing automotive interior trim plate cannot store energy and is poor in bearing performance can be solved.
According to some embodiments of the present invention, the multifunctional integrated automotive interior part has a specific configuration as shown in fig. 1, and mainly comprises: the light-emitting surface layer 500, the composite upper plate layer 200, the middle frame 300, the Z-direction reinforced matrix column 700, the lithium ion soft package battery 400 and the composite lower plate layer 100.
The light-emitting surface layer 500 includes one or more of a lamp strip, a light-emitting diode, a flexible LED module, and a light-emitting plate composed of a light-emitting diode and a light guide plate. The composite material upper plate layer 200, the composite material lower plate layer 100 and the middle frame 3 are formed by die pressing of any one of a carbon fiber reinforced fabric composite material, a carbon fiber reinforced unidirectional reinforced fabric composite material, a glass fiber reinforced fabric composite material and a glass fiber reinforced unidirectional composite material, the Z-direction reinforced matrix column 700 is made of a matrix material identical to the prepreg, and the height of the Z-direction reinforced matrix column 700 is slightly larger than the thickness of the lithium ion soft package battery so as to be conveniently connected with the composite material upper plate layer 200 and the composite material lower plate layer 100 in a melting mode.
The internal structure of the lithium-ion soft package battery 400 is shown in fig. 2. The lithium ion soft package battery 400 is hermetically covered by an aluminum-plastic film 410, the interior of the lithium ion soft package battery is formed by sequentially stacking a negative electrode material 440 coated on two sides, a diaphragm 430 and a positive electrode material 420 coated on two sides, and after the electrode material (including the positive electrode material 420 and the negative electrode material 440), the diaphragm 430 and the aluminum-plastic film 410 are stacked, a hole 450 is formed for filling electrolyte. The appearance structure of the lithium ion soft package battery 400 can be customized according to the shape of the interior trim part. A positive electrode tab 421 is welded on a current collector of the positive electrode material 420 of the lithium ion soft package battery 400, a negative electrode tab 441 is welded on a current collector of the negative electrode material 440 of the lithium ion soft package battery 400, and the tabs (including the positive electrode tab 421 and the negative electrode tab 441) are connected with a light source of the light-emitting surface layer 500 through a wire so as to supply power to the light source; in addition, the extended tab extends out of the interior trim panel so as to be connected with an external circuit to charge the lithium ion soft package battery 400.
The interior trim part 1000 for a vehicle according to an embodiment of the present invention integrates energy storage, load bearing, illumination, and decoration, and the interior trim part 1000 for a vehicle includes: a luminescent surface layer 500, a composite upper panel layer 200, a middle frame 300, a composite lower panel layer 100, a lithium ion pouch cell 400, and a Z-direction stiffener 700 (e.g., a Z-direction reinforced matrix column).
The design of the Z-direction reinforcement 700 for bearing the integrated structure with energy storage adopts the same matrix material as the prepreg, and the Z-direction reinforcement 700 has the function of sealing the soft package battery while being connected with the upper and lower composite panels (including the lower composite panel layer 100 and the upper composite panel layer 200) through the perforated battery material (such as the battery pole piece including the positive electrode material 420 and the negative electrode material 440), the diaphragm 430 and the aluminum plastic film 410 in a melting way.
According to the interior trim part 1000 for the vehicle of the embodiment of the invention, the energy storage lithium ion soft package battery 400 is introduced into the interior trim part, so that the battery energy storage of the vehicle can be increased while the space in the vehicle is not occupied.
The interior trim part 1000 for a vehicle according to the embodiment of the present invention has the following advantageous effects:
firstly, according to the interior trim part 1000 for a vehicle of the embodiment of the present invention, the fiber reinforced composite material with good specific stiffness is adopted, such that the interior trim part has advantages of ultra-thin property, light weight, good stiffness and strength, and meanwhile, the matrix column reinforced in the z direction can improve the shear deformation resistance of the interior trim panel, prevent the electrode material from generating large deformation, and enable the automotive interior trim panel to have functions of energy storage and load bearing at the same time.
Secondly, the interior trim part 1000 for the vehicle has an energy storage function, and can improve the energy storage capacity of a battery of a new energy vehicle, realize the self-driving of the interior trim part by emitting light and increase the endurance mileage on the premise of not occupying other vehicle spaces.
Thirdly, according to the interior trim part 1000 for a vehicle, the lithium ion soft package battery 400 adopts mature commercial electrode materials and electrolyte, and has the advantages of high specific capacity and good cycle performance.
Fourthly, the interior trim part 1000 for a vehicle according to the embodiment of the present invention has a light emitting surface layer and a composite surface plate, and may function as an atmosphere lamp and a carbon fiber surface texture decoration.
Referring to fig. 3, a vehicle 2000 according to a second aspect of the embodiment of the present invention includes the interior trim component 1000 for a vehicle described above. For example, the vehicle 2000 may be a new energy automobile or the like, and thus, by providing the interior trim part 1000 for a vehicle according to the first embodiment on the vehicle 2000, the vehicle 2000 has an energy storage function and a good load-bearing performance.
Referring to fig. 4, a method for manufacturing an interior trim part for a vehicle according to an embodiment of the third aspect of the present invention includes: step S10: designing the overall size of the interior trim part, wherein the thickness and the inner size of the middle frame are consistent with those of the lithium ion soft package battery; processing a corresponding die; step S20: preparing a lithium ion soft package battery according to the designed size; step S30: cutting and stacking composite material prepreg with proper size according to the sizes of a composite material lower plate layer, a composite material upper plate layer and a middle frame, and connecting a soft package battery tab with a light source of a light-emitting surface layer by using a lead; step S40: placing the interior trim material stacked in the step S30 into a mold; step S50: and solidifying and molding the sample, opening the die, taking out the sample, removing edge and surface defects, and finishing preparation, wherein the matrix column reinforced in the z direction is in melt connection with the upper panel and the lower panel of the composite material.
Further, in conjunction with fig. 5, the mold 3000 includes: lower platen 3100, lower hot plate 3200, upper platen 3300, upper hot plate 3400, mold frame 3500, and mold upper platen 3600.
Specifically, the lower heating plate 3200 is provided on the upper surface of the lower platen 3100; the upper heating plate 3400 is arranged on the lower surface of the upper pressure plate 3300; the mold frame 3500 is disposed between the lower heating plate 3200 and the upper heating plate 3400; the die upper pressing plate 3600 is arranged between the die frame 3500 and the upper heating plate 3400; a lower pressing plate body 3700, the lower pressing plate body 3700 being provided on an upper surface of the lower heating plate 3200; the interior trim part preform 3800 is arranged between the mold frame 3500 and the lower pressing plate 3700.
According to some embodiments of the invention, the method for preparing the lithium-ion soft package battery in the step S20 comprises: cutting a positive electrode material, a negative electrode material and a diaphragm which are proper in size, stacking the battery cell according to the sequence of the negative electrode, the diaphragm and the positive electrode, and forming a hole on the battery cell material; after the hole is formed, the Z-direction reinforcing piece is plugged into the hole and is subjected to heat sealing, so that good sealing between the Z-direction reinforcing piece and the aluminum-plastic film is ensured; and welding a positive electrode lug and a negative electrode lug on the positive electrode material and the negative electrode material in an ultrasonic welding mode, then pouring electrolyte, and sealing the aluminum-plastic film in vacuum to finish the preparation of the lithium ion soft package battery.
According to some embodiments of the present invention, the curing molding means includes hot embossing, a VARI process, an autoclave process, winding molding, and bag-press molding.
According to the third aspect of the present invention, the method for manufacturing an interior trim part for a vehicle includes the steps of:
designing the overall size of the interior trim part, wherein the thickness and the inner size of the middle frame are consistent with those of the lithium ion soft package battery; the corresponding molds are processed, as shown in FIG. 5 for upper platen 3300, mold frame 3500, and lower platen 3100.
Preparing a lithium ion soft package battery according to the designed size: cutting positive and negative pole pieces and diaphragms with proper sizes, stacking the battery cell according to the order of the negative pole, the diaphragm and the positive pole, and forming holes on the battery cell material; after the hole is formed, a Z-direction reinforced matrix plunger is inserted into the hole and is subjected to heat sealing, so that good sealing between the Z-direction reinforced matrix column and the aluminum-plastic film is ensured; and welding a positive electrode lug and a negative electrode lug on the positive electrode plate and the negative electrode plate in an ultrasonic welding mode, then pouring electrolyte, and sealing the aluminum-plastic film in vacuum to finish the preparation of the lithium ion soft package battery.
And (3) cutting composite prepreg with proper size according to the sizes of the upper panel, the lower panel and the middle frame, stacking according to the mode of the schematic diagram in figure 1, and connecting the lug of the soft package battery with a light source on the light-emitting surface layer by using a lead.
The stacked interior trim materials for vehicles are put into a mold, and a molding schematic is shown in fig. 5, which includes an upper platen 3300, an upper heating plate 3400, a mold upper platen 3600, a mold frame 3500, an interior trim preform 3800, a lower heating plate 3200, and a lower pressing plate 3100, from top to bottom, respectively.
And solidifying and molding the sample, opening the die, taking out the sample, removing edge and surface defects, and finishing preparation, wherein the Z-direction reinforced matrix column is in melt connection with the upper panel and the lower panel of the composite material. Note that the curing molding means includes hot press molding, VARI process, autoclave process, winding molding, bag press molding, and the like.
The interior trim part 1000 for a vehicle according to an embodiment of the present invention, a method of manufacturing the same, and other constituent examples and operations of the vehicle 2000 are known to those of ordinary skill in the art and will not be described in detail herein.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features. In the description of the present invention, "a plurality" means two or more. In the description of the present invention, the first feature being "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features being in contact with each other not directly but through another feature therebetween. In the description of the invention, "above", "over" and "above" a first feature in a second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is higher in level than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (15)
1. An interior trim component for a vehicle, comprising:
a composite lower ply;
a composite upper ply;
the middle frame is arranged between the composite material lower plate layer and the composite material upper plate layer, and an accommodating space is defined among the composite material lower plate layer, the middle frame and the composite material upper plate layer;
the lithium ion soft package battery is arranged in the accommodating space;
and the light-emitting surface layer is arranged on one side surface of the composite material upper plate layer, which is far away from the composite material lower plate layer.
2. The interior trim component for a vehicle of claim 1, wherein the composite lower panel layer, the center frame, and the composite upper panel layer are molded from a composite prepreg.
3. The interior trim component for a vehicle of claim 2, wherein the composite prepreg comprises any one of a carbon fiber reinforced fabric composite, a carbon fiber reinforced unidirectional reinforced fabric composite, a glass fiber reinforced fabric composite, and a glass fiber reinforced unidirectional composite.
4. The interior trim part for the vehicle according to claim 1, wherein the lithium ion soft package battery is hermetically wrapped by an aluminum plastic film, the interior of the lithium ion soft package battery is formed by stacking a double-coated positive electrode material, a double-coated diaphragm and a double-coated negative electrode material in sequence, and an electrolyte is filled in the lithium ion soft package battery, and the positive electrode material, the negative electrode material, the diaphragm and the aluminum plastic film are provided with openings.
5. The interior trim component for a vehicle according to claim 4, wherein a current collector of the positive electrode material is welded with a positive electrode tab, a current collector of the negative electrode material is welded with a negative electrode tab, and the positive electrode tab and the negative electrode tab are respectively connected with a light source of the light-emitting surface layer through wires to supply power to the light source.
6. The interior trim component for a vehicle of claim 1, wherein the luminescent surface layer comprises at least one of a light strip, a light emitting diode, a flexible LED module, and a luminescent panel;
the light emitting plate comprises a light emitting diode and a light guide plate.
7. The interior trim component for a vehicle of any one of claims 1 to 6, further comprising:
z is to the reinforcement, be equipped with the trompil on the lithium ion laminate polymer battery, Z is suitable for to the reinforcement to pass the trompil and respectively with below the combined material sheet layer with the sheet layer links to each other above the combined material.
8. The interior trim component for a vehicle according to claim 7, wherein the Z-direction reinforcement is configured as a Z-direction reinforcement column extending perpendicular to a thickness direction of the lithium ion pouch battery, and a height of the Z-direction reinforcement column is not less than a thickness of the lithium ion pouch battery.
9. The interior trim component for a vehicle of claim 7, wherein the Z-direction stiffener is configured to be disposed obliquely with respect to a plane in which the lithium ion pouch cell is disposed; alternatively, the Z-direction stiffeners are configured in different topological arrays in a three-dimensional plane.
10. The interior trim component for a vehicle according to claim 7, wherein the composite lower panel layer, the center frame, and the composite upper panel layer are molded using a composite prepreg, and the Z-direction reinforcement is made of the same matrix resin material as the composite prepreg.
11. A vehicle, characterized in that it comprises an interior trim piece for a vehicle according to any one of claims 1 to 10.
12. A method of making an interior trim component for a vehicle, comprising:
step S10: designing the overall size of the interior trim part, wherein the thickness and the inner size of the middle frame are consistent with those of the lithium ion soft package battery; processing a corresponding die;
step S20: preparing a lithium ion soft package battery according to the designed size;
step S30: cutting and stacking composite material prepreg with proper size according to the sizes of a composite material lower plate layer, a composite material upper plate layer and a middle frame, and connecting a soft package battery tab with a light source of a light-emitting surface layer by using a lead;
step S40: placing the interior trim material stacked in the step S30 into a mold;
step S50: and solidifying and molding the sample, opening the die, taking out the sample, removing edge and surface defects, and finishing preparation, wherein the matrix column reinforced in the z direction is in melt connection with the upper panel and the lower panel of the composite material.
13. The method for manufacturing an interior trim component for a vehicle according to claim 12, wherein the mold comprises:
a lower pressing plate;
the lower heating plate is arranged on the upper surface of the lower pressing plate;
an upper pressure plate;
the upper heating plate is arranged on the lower surface of the upper pressing plate;
the die frame is arranged between the lower heating plate and the upper heating plate;
the die upper pressing plate is arranged between the die frame and the upper heating plate;
the lower pressing plate manufacturing body is arranged on the upper surface of the lower heating plate;
the interior trim part prefabricated body is arranged between the mold frame and the lower pressing plate prefabricated body.
14. The method for manufacturing an interior trim component for a vehicle according to claim 12, wherein the method for manufacturing a lithium ion pouch battery in the step S20 includes: cutting a positive electrode material, a negative electrode material and a diaphragm which are proper in size, stacking the battery cell according to the sequence of the negative electrode, the diaphragm and the positive electrode, and forming a hole on the battery cell material; after the hole is formed, the Z-direction reinforcing piece is plugged into the hole and is subjected to heat sealing, so that good sealing between the Z-direction reinforcing piece and the aluminum-plastic film is ensured; and welding a positive electrode lug and a negative electrode lug on the positive electrode material and the negative electrode material in an ultrasonic welding mode, then pouring electrolyte, and sealing the aluminum-plastic film in vacuum to finish the preparation of the lithium ion soft package battery.
15. The method of manufacturing an interior trim part for a vehicle according to claim 12, wherein the curing molding means includes hot molding, VARI process, autoclave process, winding molding, and bag molding.
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| CN202110042117.6A CN112793519A (en) | 2021-01-13 | 2021-01-13 | Interior trim part for vehicle, preparation method of interior trim part and vehicle |
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| CN202110042117.6A CN112793519A (en) | 2021-01-13 | 2021-01-13 | Interior trim part for vehicle, preparation method of interior trim part and vehicle |
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| CN112793519A true CN112793519A (en) | 2021-05-14 |
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| CN115084735A (en) * | 2022-07-01 | 2022-09-20 | 重庆大学 | High-strength lithium ion battery composite material with honeycomb sandwich structure |
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