CN203110420U - Layered product - Google Patents
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- CN203110420U CN203110420U CN2013200290537U CN201320029053U CN203110420U CN 203110420 U CN203110420 U CN 203110420U CN 2013200290537 U CN2013200290537 U CN 2013200290537U CN 201320029053 U CN201320029053 U CN 201320029053U CN 203110420 U CN203110420 U CN 203110420U
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Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
- B32B3/28—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by a layer comprising a deformed thin sheet, i.e. the layer having its entire thickness deformed out of the plane, e.g. corrugated, crumpled
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/10—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material
- B32B3/12—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a discontinuous layer, i.e. formed of separate pieces of material characterised by a layer of regularly- arranged cells, e.g. a honeycomb structure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N3/00—Arrangements or adaptations of other passenger fittings, not otherwise provided for
- B60N3/04—Arrangements or adaptations of other passenger fittings, not otherwise provided for of floor mats or carpets
- B60N3/048—Arrangements or adaptations of other passenger fittings, not otherwise provided for of floor mats or carpets characterised by their structure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/02—Synthetic macromolecular fibres
- B32B2262/0276—Polyester fibres
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
- B32B2262/101—Glass fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/10—Properties of the layers or laminate having particular acoustical properties
- B32B2307/102—Insulating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/544—Torsion strength; Torsion stiffness
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/50—Properties of the layers or laminate having particular mechanical properties
- B32B2307/546—Flexural strength; Flexion stiffness
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2605/00—Vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Laminated Bodies (AREA)
Abstract
The utility model discloses a layered product comprising a matrix layer (7), wherein the matrix layer (7) is provided with at least one isolating layer (31) and at least two hollow structural layers (33). The layered product disclosed by the utility model improves the strength and has good sound absorption and noise reduction functions.
Description
Technical field
The utility model relates to a kind of layered article.
Background technology
Layered article of the prior art, specific to blanket, carpet in particular for automobile interior, its structure is connected with one deck cushion layer, wood-fiber board for stacking gradually, wood-fiber board connects a relative side with cushion layer can select to be connected with back cover grid cloth, the both sides of the layer of wood-fiber board, the selectable carpet veneer that is connected with.In the carpet of this structure, wood-fiber board can provide enough intensity to guarantee the solid firm of carpet, but does not have or only possess limited noise reduction capability.
In Japan Patent JP2005247235A, a kind of noise reducing plate is disclosed, this noise reducing plate is used for the bottom of high-speed railway vehicle (train), can effectively absorb the noise from the vehicle bottom, and this noise reducing plate is thin, light and cost is low.This noise reducing plate for absorption vehicle bottom noise comprises: have the material of sound-absorption hole, and have short fiber to be paved into the shape of mat at this material; A hollow structure layer sticks a surface that has the material of sound-absorption hole above-mentioned; Filler is filled in the honeycomb of hollow structure layer, and this filler is resin foam; On hollow structure layer and another surperficial relative surface that the material with sound-absorption hole connects (surface of hollow structure layer), be pasted with a flaggy.This noise reducing plate is installed in the car body bottom of high-speed railway vehicle, has one side of material of sound-absorption hole as front end (namely towards noise source).
In this scheme, have only one deck hollow structure layer, be filled with resin foam in it, but the noise reduction capability of this structure is limited, it is used in the bottom of train, does not have and tramples, so this structure is not firm, so the scope of application is limited.
In Japan Patent JP2008013008A, a kind of noise absorption plate for vehicle is disclosed, this noise reducing plate can absorb very wide noise band, comprises high frequency band noise and low-frequency band noise, and quality is light, intensity high (solid) and save material.Abatvoix comprises in this: a front surface layer, be arranged in the rear of described front surface according to default interval by the member of hollow structure, material arrangements with sound-absorption hole structure is between hollow structure, a backboard is arranged in the opposite direction of front panel, and hollow structure is wrapped between front panel and the backboard.Whole or part hollow structure constitutes the sound-absorbing element of resonance.
This structure has also only adopted one deck hollow structure, can not well reduce noise, and is a plate body.
In US Patent No. 2007268173A1, a kind of radar baffle is disclosed, comprise hollow structure layer and bottom crust, the bottom crust is attached to the bottom of hollow structure layer.The hollow structure layer is made up of a plurality of independently honeycomb cells, and these honeycomb cells can be filled aerogel, and these honeycomb cells are the polygonized structure near half foot.
This patent has only one deck hollow structure layer equally, and the absorbing sound and lowering noise effect is undesirable, and is similarly plate body and is not suitable for the automobile interior carpet.
In Japan Patent JP7139046A, a kind of dehumidifying deodorizing mattress is disclosed, by being positioned over summer sleeping mat, perhaps cotton pad also can be combined among the body of wall down, with the humidity in the control room effectively, the harmful tick worm of prevention that prevents from going mouldy, and can deodorizing, thereby a good living environment created.The hexagonal cylindrical structure that the framework of this pad is formed from a resin can provide high strength (solid), and the resin web that each limit stretches is to provide the carbon storage organization.The inside of the main body of mat is formed with a lot of complete carbon storage organizations, and each storage organization has the limit of adjoining mutually, and this structure is exactly so-called honeycomb, and this honeycomb forms core material.Resin web is pasted in the surface of core material and bottom surface, forms and is approximately rectangular sheet shape, and can store a large amount of carbon in storage organization.
This patent has only one deck hollow structure layer, and only pastes resin web in the two sides of hollow structure layer, fills carbon in honeycomb, the deodorizing that can dehumidify of this structure, but do not have the function that absorbs noise.
In Deutsche Bundespatent GB318755A, a kind of motorcycle pedal is disclosed, the cellular board of a sound insulation comprises framework, and framework is divided into two sound insulation sheets, and one of them or two sound insulation sheets are covered by glued board, and cellular space (honeycomb cells) can be filled sound-absorbing material.A rubber layer is installed in the foot pedal of motorcycle place, and perhaps ring wraps the handle of pedal.Perhaps with another kind of form: one or more center rib framves are separated sound insulation sheet and plate body, and the periphery of plate body is by frame supported, and the sound insulation sheet that is separated and the space between the plate body are filled by expanded rubber.
This patent is similarly one deck hollow structure layer, and is similarly plate body, is used for motorcycle, and is foot-operated for the driver, and is not suitable for the automobile interior carpet.
To sum up, layered article of the prior art does not possess good noise reduction, and the scope that can use is narrow, the more broad fields such as vehicle internal decoration carpet that are applied to that can not be good, if except will possessing absorbing sound and lowering noise, characteristics such as firm in structure, also will satisfy the client to the visual demand of outward appearance as the carpet of automotive trim, therefore, all drawbacks that exist in the prior art all can not be used as the automobile interior carpet.
The utility model content
At the one or more problems that exist in the correlation technique, the purpose of this utility model is to provide a kind of layered article that has good absorbing sound and lowering noise function when improving intensity.
For achieving the above object, the utility model provides a kind of layered article, comprising: base layer; Described base layer comprises one deck separation layer and two-layer at least hollow structure layer at least.
Preferably, this layered article also comprises a surface coating of fixedlying connected in the surface with described base layer.
Preferably, the hollow space of hollow structure layer is filled with filler.
Preferably, filler is elastomeric material or the material that has hole.
Preferably, filler is mineral wool, polyester fiber or GPC fiber.
Preferably, the hollow structure layer is alveolate texture layer or wave structure layer.
Preferably, what one of described hollow structure layer of every adjacent two layers was filled is the filler with first density, another filling be the filler of second density of the density filler that is greater than or less than described first density.
Preferably, fill identical filler in the described hollow structure layer of each layer, wherein, the packed density of filler in one of described hollow structure layer of every adjacent two layers is greater than or less than the packed density of the described hollow structure layer of every adjacent two layers filler in another.
Preferably, separation layer is alternate with described hollow structure layer arranges stackedly.
Preferably, this layered article comprises two-layer at least described separation layer, the wherein adjacent stacked setting of this two-layer at least described hollow structure layer, the quantity of described separation layer for two-layer at least and described base layer with described separation layer respectively as the upper and lower surface lamination.
Preferably, this layered article comprises to two-layer at least described separation layer, the wherein adjacent stacked setting of two-layer at least described separation layer, and described base layer with described hollow structure layer respectively as the upper and lower surface lamination.
Preferably, base layer also comprises the carpet veneer of fixedlying connected with one of them surface.
Preferably, the material of separation layer is cardboard, felt or PP fiber, and the material of described hollow structure layer is string.
Than prior art, the beneficial effects of the utility model are:
(1) base layer than the prior art laminar product only adopts one deck keriotheca, the utility model layered article, because base layer has one deck separation layer and two-layer at least hollow structure layer at least, thereby not only obtained noise reduction but also improved the intensity of layered article.Certainly, when separation layer was set to hard layer (rigid layer), the effect that improves intensity was also more obvious.
(2) when being filled with filler in the hollow structure layer of the present utility model, the utility model can be obtained noise reduction more significantly.
(3) comprise under the situation of two-layer at least hollow structure layer at base layer, (" filling of hollow structure layer " do not comprise two kinds of situations: under the situation at same filler, refer to fill density degree (abbreviation packed density) difference not simultaneously when the filling of every adjacent two layers hollow structure layer; Under the situation of different fillings, refer to the intrinsic density difference of filler own), for example, packed density can low, high and lowly alternately change successively, because sound is when being transferred to the hollow structure layer with second packed density from the hollow structure layer with first packed density, part sound is not returned to the hollow structure layer with first packed density in the junction of these two hollow structure layers, thereby variable density makes noise reduction more remarkable.
(4) with prior art in base layer adopt wood-fiber board and available technology adopting wood fiber plate and carpet veneer to compare, layered article of the present utility model not only has good noise reduction, and reaching under the situation of identical noise reduction, weight of the present utility model is lighter.When the utility model is applied to motor vehicle, for example can be used as internal decoration carpet etc., thereby because the lighter weight of layered article can reduce the fuel consumption of motor vehicle.
(5) for the utility model, because being filled with the hollow structure layer of filler, multilayer can obtain good noise reduction, so can from base layer of the present utility model, remove carpet veneer or adopt the minute quantity carpet veneer, reduce material on the whole, reduce the raw material expense.
(6) the hollow structure layer of layered article of the present utility model and separation layer use the green material of reusable edible; for example; the material of separation layer is any one in cardboard, felt, PP fiber, nonwoven, the plastic foil; the material of hollow structure layer is string, thereby is conducive to environmental protection.
(7) layered article of the present utility model is of many uses, can be used in vehicle internal decoration carpet, the arenas sidewall in order to noise reduction etc.
Description of drawings
Fig. 1 is the schematic diagram of an embodiment of the utility model layered article;
Fig. 2 shows among Fig. 1 separation layer and the cutaway view that is filled with the alternate stacked situation of hollow structure layer of filler in the base layer;
Fig. 3 is the vertical view cutaway drawing of Fig. 2, shows the situation that the hollow structure layer is the alveolate texture layer;
Fig. 4 is the schematic diagram of layered article absorbing sound and lowering noise process shown in Figure 1, has removed back cover grid cloth for simplicity;
Fig. 5 is that the hollow structure layer of base layer among Fig. 1 is by the wave structure layer, in this hollow structure layer filler is arranged;
Fig. 6 is the cutaway view of another embodiment of the utility model layered article;
Fig. 7 is the cutaway view of the another embodiment of the utility model layered article;
Fig. 8 is the cutaway view of an embodiment again of the utility model layered article;
Fig. 9 is the situation of the layered article stress deformation of prior art, and the base layer in the shape of existing layer shown in it goods adopts the situation of carpet veneer and wood-fiber board;
Figure 10 is the example of layered article stress deformation of the present utility model, wherein shows the situation that base layer also adopts carpet veneer.
The specific embodiment
Be described below in conjunction with the utility model specific embodiment of accompanying drawing 1-Fig. 8.
The utility model provides a kind of layered article, and wherein base layer comprises two-layer at least hollow structure layer and one deck separation layer at least.Referring to Fig. 1-Fig. 5, an embodiment of layered article of the present utility model is described.As shown in Figure 1, layered article of the present utility model comprises: surface coating 1, base layer 7, back cover grid cloth 9.Surface coating 1 is fixedlyed connected with a surface of base layer 7, back cover grid cloth 9 is fixedlyed connected with another surface of base layer 7, so that sealing grid cloth 9 and the relative both sides of surface coating 1 at base layer make the sandwich of base layer 7 between surface coating 1 and back cover grid cloth 9 thereby form.Also showing base layer 7 among Fig. 1 is made of lamination group 3 and carpet veneer 5.In the utility model, the material of surface coating 1 can be plastics; Perhaps, surface coating can be acupuncture or tufting level land blanket, and the surface coating of She Zhiing can provide good surface appearance effect and good anti-wear performance for the user like this.
The structure of lamination group 3 is described referring to Fig. 2.In lamination group 3, separation layer 31 and be filled with that the hollow structure layer 33 of filler 39 is alternate to be fixed together stackedly.In more detail, when to point to the direction of surface coatings 1 from base layer 7, when forming the stacked direction (illustrating with arrow A among Fig. 2) of each layer in the lamination group 3, upper surface lamination 37 and lower surface lamination 35 in the lamination group 3 are separation layer, when reference stacked direction A, lower surface lamination 35 is ground floors of stacked beginning, the last one deck when upper surface lamination 37 is stacked the end.As for the filler in the different hollow structure layers, can be that same filler also can be different fillings; Similarly, the density of the filler in the same hollow structure layer can be the same or different.The density here is the intrinsic density of filler.Further describing that pair hollow structure layer fills arranged in addition, everyly relate to same filler, " the hollow structure layer is filled different " refers to the density degree difference of filling, i.e. packed density difference; Every different fillings that relates to, " the hollow structure layer is filled different " refers to filler intrinsic density difference own.
At this moment, in conjunction with Fig. 1 and Fig. 2 as can be known, carpet veneer 5 is fixedlyed connected with upper surface lamination 37 in the lamination group 3, and surface coating 1 is fixedlyed connected with carpet veneer 5, and back cover grid cloth 9 is fixedlyed connected with lower surface lamination 35 in the lamination group 3.
Referring to Fig. 3, it is the vertical view cutaway drawing of Fig. 2, shows the situation that hollow structure layer 33 is alveolate texture layers.And the alveolate texture layer is arranged as: make the axis normal of honeycomb (being shown in Figure 3 for hexagon) in separation layer 33 as shown in Figure 3.Certainly, the alveolate texture layer can be arranged so that the axis of honeycomb is parallel to separation layer 33.Certainly this hollow structure layer 33 is not limited to the hexagon honeycomb, and each hollow space in the hollow structure layer also can be other for example shapes such as rectangle, circle, as long as can provide just passable in order to the hollow space of filling filler.
Referring to Fig. 4, the process of layered article noise reduction is described, omitted back cover grid cloth for simplifying reason.Noise is represented by the arrow group of the different densities at C, D two places, the noise that intensive arrow C is represented is before the noise reduction, it passes lamination group 3, carpet veneer 5, surface coating 1 not breakdown anergy successively, becomes the noise that the arrow group D of relative dispersion represents at last, thereby has realized good noise reduction.The hollow structure that is filled with filler plays main noise reduction effect in layered article, the hollow structure layer that is filled with filler of the multilayer in the lamination group makes the noise energy loss obviously just, has significantly improved noise reduction.Also show with a plurality of broken-line type arrows among Fig. 4: noise pass lamination group 3 be filled with the hollow structure layer of filler the time situation.Obviously be appreciated that noise reduction is more obvious when the number of plies of the hollow structure layer that is filled with filler increases.
Further, when lamination group 3 has two-layer at least hollow structure layer 33, when filling same filler in one deck hollow structure layer, if what filled in every adjacent two layers hollow structure layer this moment is different fillers, then the hollow structure layer is filled and has been taken place to have changed, for example the density that has a filler under the situation of three layers of hollow structure layer in lamination group 3 can preferably alternately change with low, high and low, thereby noise reduction is more remarkable.Herein, during every variation that relates to packed density or filler density, every adjacent two layers hollow structure layer refers to: when along a direction (for example arrow A direction among Fig. 2) when advancing, and two hollow structure layers of Chu Xianing successively.
In other words, what one of every adjacent two layers hollow structure layer was filled is the filler with first density, another filling be the filler that density is greater than or less than second density of described first density, first density here and second density refer to the intrinsic density of filler itself.Noise enters the high density filler and then enters the low-density filler from the low-density filler, in the process of this variable density, is conducive to the sound loss energy.It may be noted that the not specific ratio that changes of density, also not necessarily reduce successively or rising that key is the variation of density.Obviously, according to above description, be understood that in order to realize that the packed density between the different hollow structure layers changes, both can in the hollow structure layer, fill the different filler of filler intrinsic density as mentioned above; Also can, under the situation of filling identical filler, realize by changing the filling density degree, namely, when filling identical filler in each layer hollow structure layer, wherein, the packed density of filler in one of every adjacent two layers hollow structure layer is greater than or less than the packed density of every adjacent two layers hollow structure layer filler in another.
Referring to Fig. 5, hollow structure layer 33 can also be the wave structure layer except aforesaid alveolate texture layer, for example has corrugated plating to form.In Fig. 5, the crest space of corrugated plating and trough space have formed the hollow space of hollow structure layer respectively.And the corrugated plating arrangement is except shown in Fig. 5, makes heave direction from the crest to the trough perpendicular to separation layer, can also be to be arranged to: make the heave direction from the crest to the trough become vertical relation with the heave direction from the crest to the trough among Fig. 5.As a variation of aforementioned layered article, as long as alveolate texture layer in the aforementioned lamination group is replaced with corrugated plating.And corrugated plating can also increase the sound-absorbing area, has strengthened the integral rigidity of base layer simultaneously.
It may be noted that the hollow structure layer, can be any structure that hollow space can be provided, and be not limited to alveolate texture layer and corrugated plating.And the structure of every layer of hollow structure layer can be the same or different.
For layered article, all can be by for example bonding curing mode is stacked together between every layer.In the embodiment referring to Fig. 1-shown in Figure 5, every layer of layered article refers to: surface coating, back cover grid cloth, carpet veneer and each hollow structure layer and separation layer.
In the utility model; the hollow structure layer of layered article and separation layer use the green material of reusable edible, and for example, the material of separation layer is any one in cardboard, felt, PP fiber, nonwoven, the plastic foil; the material of hollow structure layer is string, thereby is conducive to environmental protection.Above-mentioned environment-friendly materials only are optimal way.Filler in the hollow structure layer can be elastomeric material or the material that has the space.Filler can be as mineral wool, polyester fiber, GPC fiber etc., and filler namely can be filament, also can be bulk etc., as long as can be packed into the hollow space of hollow structure layer.Be the situation of elastomeric material for filler in the hollow structure layer, its noise reduction is because the elasticity of elastomeric material itself can consume acoustic energy.
The utility model layered article is of many uses, can be used as the motor vehicle internal decoration carpet, also can need the occasion of noise reduction to use at arenas etc.
The utility model layered article is not limited to, more than the utility model layered article of describing referring to Fig. 1-5, but the various deformation example can be arranged.
Describe another embodiment of the utility model layered article referring to Fig. 6, base layer 7 is made of lamination group 3 and carpet veneer 5, and the lamination group is identical in lamination group 3 and aforementioned the utility model of describing referring to Fig. 1-Fig. 5.Continuation is referring to Fig. 6, and along the direction of pointing to surface coating 1 from base layer 7, each layer stacks gradually in the lamination group 3, and with lower surface lamination and the upper surface lamination of separation layer as the lamination group.In Fig. 6, carpet veneer 5 is fixedlyed connected with the lower surface lamination, and surface coating 1 is fixedlyed connected with the upper surface lamination.In brief, than aforementioned the utility model referring to Fig. 1-Fig. 5 description, the difference of layered article shown in Figure 6 is: the stacked order difference of (1) lamination group 3, carpet veneer 5; (2) removed back cover grid cloth, remaining is all identical with the utility model of describing referring to Fig. 1-Fig. 5, comprises that the situation of the packed density that changes the hollow structure layer is also identical, repeats no more herein.
Referring to Fig. 7, another embodiment of the utility model layered article is described, base layer 7 is made of lamination group 3.Lamination group 3 is with aforementioned identical referring to lamination group in the utility model of Fig. 1-Fig. 5 description, along the direction of pointing to surface coating 1 from base layer 7, each layer stacks gradually in the lamination group 3, and with lower surface lamination and the upper surface lamination of separation layer as the lamination group.Surface coating 1 is fixedlyed connected with the upper surface lamination, and back cover grid cloth 9 is fixedlyed connected with the lower surface lamination.In brief, than aforementioned the utility model referring to Fig. 1-Fig. 5 description, the difference of layered article embodiment shown in Figure 7 is: base layer 7 is made of lamination group 3 in Fig. 7 layered article, and remaining is all identical with the utility model of describing referring to Fig. 1-Fig. 5, repeats no more.
Referring to Fig. 8, another embodiment of the utility model layered article is described, base layer 7 is made of lamination group 3.Lamination group 3 is aforementioned identical referring to lamination group in the utility model of Fig. 1-Fig. 5 description, along the direction of pointing to surface coating 1 from base layer 7, each layer stacks gradually in the lamination group 3, and with lower surface lamination and the upper surface lamination of separation layer as lamination group 3.Surface coating 1 is fixedlyed connected with the upper surface lamination.In brief, than aforementioned the utility model referring to Fig. 1-Fig. 5 description, the difference of layered article embodiment shown in Figure 8 is: base layer 7 is made of lamination group 3 in (1) layered article shown in Figure 8; (2) removed back cover grid cloth, remaining is all identical with aforementioned the utility model of describing referring to Fig. 1-Fig. 5, repeats no more.
When the lamination group in aforementioned the utility model of describing referring to Fig. 1 to Fig. 8 is carried out following improvement, namely can obtain another embodiment of layered article.Particularly, when pointing to the direction of surface coatings 1 from base layer 7, during as the stacked direction of each layer in the lamination group 3, the upper surface lamination of lamination group 3 is hollow structure layer 33 rather than separation layer.At this moment, although the upper surface lamination of lamination group 3 is the hollow structure layer, this upper surface lamination can be by surface coating 1 or carpet veneer 5 sealings.
In addition, show the advantage of the weight reduction that the utility model compared with prior art has by following table 1 and table 2 and the example of the advantage that reduces cost that has.
In table 1, analyzed the internal decoration carpet that uses in a kind of automobile trunk that prior art selects for use, the size during its size is used with reality is as the criterion, and employed size when size determines the utility model and its contrast according to this.Use wood-fiber board and carpet veneer as base layer in the prior art, in addition, use back cover grid cloth in the prior art, above-mentioned structure with back cover grid cloth compares in the utility model so preferably use.
Table 1
| ? | Prior art | Example of the present utility model |
| Surface coating | 0.135kg | 0.135kg |
| Carpet veneer (belonging to base layer) | 0.6kg | 0kg |
| Hard layer (belonging to base layer) | (3.2kg wood-fiber board) | (1.92kg lamination group) |
| Back cover grid cloth | 0.05kg | 0.05kg |
| Amount to | 3.985kg | 2.105kg |
As can be seen from Table 1, the utility model weight is lighter than prior art.Because have the good sound absorption noise reduction, thus carpet veneer can not used, so the carpet veneer quality is 0kg.
In table 2, adopt the prior art identical with table 1.
Table 2
| ? | Prior art (RMB) | The utility model example (RMB) |
| |
7 |
7 yuan |
| Carpet veneer (part of base layer) | 12 yuan | 0 yuan |
| Hard layer (part of base layer) | 10 (wood-fiber boards) | 16 yuan (lamination group) |
| Back cover grid cloth | 2 yuan | 2 yuan |
| Amount to | 31 yuans | 25 yuans |
As can be seen from Table 2, the utility model is lower than the prior art cost.Because have the good sound absorption noise reduction, thus carpet veneer can not used, so the carpet veneer cost is 0 yuan.
Referring to Fig. 9 and Figure 10, with the utility model compared with prior art, lamination group described in the utility model can make layered article have better intensity and hardness, therefore can be with the lamination group as the improved hard layer in the base layer.Particularly, Fig. 9 shows the situation of prior art layered article stress deformation, and wherein base layer employing carpet veneer and wood-fiber board 101 stress deformations are bigger; And the utility model layered article shown in Figure 10 is little indeformable substantially at same stress condition, and the upper and lower surface lamination 35 and 37 that wherein schematically shows the hollow structure layer 33 that is filled with filler in the lamination group and lamination group is the situation of separation layer.
In addition, for the separation layer in the lamination group, its objective is in order namely to increase the rigidity of lamination group, can seal the hollow structure layer again.Should be appreciated that the utility model layered article is not limited to planar structure.The filler that hollow structure layer in the lamination group is filled is to play any filler of noise reduction.Preferably, when the lower surface lamination of lamination group is set to separation layer rather than hollow structure layer, do not exist the hollow structure layer of fixedlying connected with this lower surface lamination the situation that filler drops to occur, but, base layer in the utility model also can be respectively with the upper and lower surface lamination of hollow structure layer as base layer, and namely base layer can both not have surface coating not have feud grid cloth this moment yet.Although among the embodiment described above, the hollow structure layer is filled with filler in the layered article, should be appreciated that, when not having filler in the hollow structure layer, also in protection domain of the present utility model.And the back cover grid cloth in the utility model layered article not necessarily, and is but optional.Further, although when describing the utility model referring to Fig. 1-Fig. 8, layered article has comprised a lip-deep surface coating that is fixed on base layer, and surface coating neither be necessary.As long as layered article comprises base layer, and base layer comprises one deck separation layer and two-layer at least hollow structure layer at least, no matter whether the hollow structure layer has filled filler all in protection domain of the present utility model.
Further again, be that example is carried out although be with the alternate stacked situation with the hollow structure layer of separation layer in the lamination group during foregoing description the utility model, but the alternate overlapped way with the hollow structure layer of separation layer can have the various deformation example in the lamination group, for example also can be configured to: have in the lamination group that two-layer at least separation layer is adjacent one another are to be fixed together stackedly, two-layer at least hollow structure layer stacked being fixed together adjacent to each other perhaps arranged.For example, layered article comprises two-layer at least separation layer and two-layer at least hollow structure layer, the wherein adjacent stacked setting of two-layer at least hollow structure layer, and base layer with separation layer respectively as the upper and lower surface lamination; Again for example, layered article comprises two-layer at least separation layer and two-layer at least hollow structure layer, the wherein adjacent stacked setting of two-layer at least separation layer, and base layer with the hollow structure layer respectively as the upper and lower surface lamination.The adjacent stacked setting of so-called two-layer at least hollow structure layer refers to exist at least following situation: namely, one deck hollow structure layer and another hollow structure layer are directly stacked together contiguously, and there is not described separation layer in the middle of the two, for example for two-layer hollow structure layer (the first and second hollow structure layers) and two-layer separation layer (first and second separation layers), stack gradually the situation that just belongs to the adjacent stacked setting of two-layer at least hollow structure layer according to the order of first separation layer, the first hollow structure layer, the second hollow structure layer, second separation layer; The adjacent stacked setting of so-called two-layer at least separation layer has similar implication.
Further again, during foregoing description layered article of the present utility model, introduced the lamination group for convenience, the lamination group refers to the situation that all separation layers and hollow structure stack layer by layer in the base layer, overlapped way as for separation layer in the lamination group and hollow structure layer can have various ways, and the adjacent stacked setting of alternate stacked, two-layer at least hollow structure layer between above-mentioned separation layer and the hollow structure layer, the adjacent stacked setting of two-layer at least separation layer only are examples.But; in the base layer of the utility model layered article; all separation layers and hollow structure layer are not must be stacked together to form the lamination group; in fact; comprise two-layer at least hollow structure layer and one deck separation layer at least in the base layer of layered article; no matter and these hollow structure layers and separation layer whether stacked together and overlapped way how, all in protection domain of the present utility model.
On the other hand, for the situation of a hollow structure layer and a surface coating in the prior art, when the hollow structure layer with the prior art was considered as base layer, the utility model can also carry out following improvement to base layer, that is, separation layer will be comprised also except the hollow structure layer in the base layer.In other words, the utility model can also provide another kind of layered article, and it comprises: base layer; And with a surface coating of fixedlying connected in the surface of base layer, and base layer has one deck separation layer and one deck hollow structure layer at least at least.
To sum up, layered article of the present utility model has good absorbing sound and lowering noise function in the intensity that improves layered article.When being filled with filler in the hollow structure layer, noise reduction is further optimized; When the hollow structure layer that is filled with filler for two-layer at least, for example packed density is not simultaneously in every adjacent two layers hollow structure layer, because packed density changes, thereby noise boundary in packed density in transmission course returns prevention part noise transmission, correspondingly, this can make noise reduction suboptimization again.
The above is preferred embodiment of the present utility model only, is not limited to the utility model, and for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (13)
1. a layered article comprises: base layer (7); It is characterized in that described base layer (7) comprises one deck separation layer (31) and two-layer at least hollow structure layer (33) at least.
2. layered article according to claim 1 is characterized in that, this layered article also comprises the surface coating (1) of fixedlying connected with a surface of described base layer (7).
3. layered article according to claim 1 and 2 is characterized in that, the hollow space of described hollow structure layer (33) is filled with filler (39).
4. layered article according to claim 3 is characterized in that, described filler (39) is elastomeric material or the material that has hole.
5. layered article according to claim 3 is characterized in that, described filler (39) is mineral wool, polyester fiber or GPC fiber.
6. layered article according to claim 1 and 2 is characterized in that, described hollow structure layer (33) is alveolate texture layer or wave structure layer.
7. layered article according to claim 1, it is characterized in that, what one of described hollow structure layer of every adjacent two layers (33) was filled is the filler with first density, another filling be the filler of second density of the density filler that is greater than or less than described first density.
8. layered article according to claim 1, it is characterized in that, fill identical filler in the described hollow structure layer of each layer (33), wherein, the packed density of filler in one of described hollow structure layer of every adjacent two layers (33) is greater than or less than the packed density of the described hollow structure layer of described every adjacent two layers (33) filler in another.
9. layered article according to claim 1 is characterized in that, described separation layer (31) is alternate with described hollow structure layer (33) to be arranged stackedly.
10. layered article according to claim 1, it is characterized in that, this layered article comprises two-layer at least described separation layer (31), the wherein adjacent stacked setting of this two-layer at least described hollow structure layer (33), and described base layer (7) with described separation layer (31) respectively as upper and lower surface lamination (35,37).
11. layered article according to claim 1, it is characterized in that, this layered article comprises two-layer at least described separation layer (31), the wherein adjacent stacked setting of two-layer at least described separation layer (31), and described base layer (7) with described hollow structure layer (33) respectively as upper and lower surface lamination (35,37).
12. layered article according to claim 1 is characterized in that, described base layer (7) also comprises the carpet veneer (5) of fixedlying connected with one of them surface.
13. layered article according to claim 1 is characterized in that, the material of described separation layer (31) is cardboard, felt or PP fiber, and the material of described hollow structure layer (3) is string.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200290537U CN203110420U (en) | 2013-01-18 | 2013-01-18 | Layered product |
| DE102014100462.0A DE102014100462A1 (en) | 2013-01-18 | 2014-01-16 | Layered product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013200290537U CN203110420U (en) | 2013-01-18 | 2013-01-18 | Layered product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203110420U true CN203110420U (en) | 2013-08-07 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013200290537U Expired - Fee Related CN203110420U (en) | 2013-01-18 | 2013-01-18 | Layered product |
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| Country | Link |
|---|---|
| CN (1) | CN203110420U (en) |
| DE (1) | DE102014100462A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105774052A (en) * | 2016-03-16 | 2016-07-20 | 邓安仲 | Sandwich composite material of column cell structure formed by multilayer overlay of curved bodies |
| CN106123064A (en) * | 2016-07-14 | 2016-11-16 | 广东美的厨房电器制造有限公司 | Range hood |
| CN109130343A (en) * | 2018-07-24 | 2019-01-04 | 佛山市南海区西樵桢英木业有限公司 | One kind having the wear-resisting glued board of good mechanical strength |
| CN111005463A (en) * | 2019-12-24 | 2020-04-14 | 巩义市泛锐熠辉复合材料有限公司 | Heat insulation sandwich layer and preparation method thereof |
| CN118182023A (en) * | 2024-05-16 | 2024-06-14 | 东营市方兴橡胶有限责任公司 | Mute tire and preparation method thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB318755A (en) | 1928-09-20 | 1929-09-12 | Allan Riley | Floor boards for motor vehicles |
| JP4377720B2 (en) | 2004-03-08 | 2009-12-02 | 川崎重工業株式会社 | Noise absorption panel for high-speed railway vehicles |
| CA2582938C (en) | 2005-04-21 | 2013-08-13 | Bell Helicopter Textron Inc. | Method and apparatus for reducing the infrared and radar signature of a vehicle |
| JP4317554B2 (en) | 2006-07-04 | 2009-08-19 | 古河スカイ株式会社 | Sound absorption panel for high-speed railway vehicles |
-
2013
- 2013-01-18 CN CN2013200290537U patent/CN203110420U/en not_active Expired - Fee Related
-
2014
- 2014-01-16 DE DE102014100462.0A patent/DE102014100462A1/en not_active Withdrawn
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105774052A (en) * | 2016-03-16 | 2016-07-20 | 邓安仲 | Sandwich composite material of column cell structure formed by multilayer overlay of curved bodies |
| CN105774052B (en) * | 2016-03-16 | 2018-02-02 | 邓安仲 | The core filled composite material of multiple-layer stacked curved surface scapus born of the same parents' structure |
| CN106123064A (en) * | 2016-07-14 | 2016-11-16 | 广东美的厨房电器制造有限公司 | Range hood |
| CN109130343A (en) * | 2018-07-24 | 2019-01-04 | 佛山市南海区西樵桢英木业有限公司 | One kind having the wear-resisting glued board of good mechanical strength |
| CN111005463A (en) * | 2019-12-24 | 2020-04-14 | 巩义市泛锐熠辉复合材料有限公司 | Heat insulation sandwich layer and preparation method thereof |
| CN118182023A (en) * | 2024-05-16 | 2024-06-14 | 东营市方兴橡胶有限责任公司 | Mute tire and preparation method thereof |
| CN118182023B (en) * | 2024-05-16 | 2024-07-23 | 东营市方兴橡胶有限责任公司 | Mute tire and preparation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102014100462A1 (en) | 2014-07-24 |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130807 Termination date: 20210118 |