CN212386111U

CN212386111U - Multi-layer composite pavement slab structure

Info

Publication number: CN212386111U
Application number: CN202020807992.XU
Authority: CN
Inventors: 于海华; 陶佳栋; 陈勇强; 刘宗俊
Original assignee: Shengli New Big New Materials Co Ltd
Current assignee: Shengli New Big New Materials Co Ltd
Priority date: 2020-05-15
Filing date: 2020-05-15
Publication date: 2021-01-22
Anticipated expiration: 2030-05-15

Abstract

The utility model provides a multi-layer composite pavement slab structure, which comprises a hard antiskid surface layer, a first adhesive layer, a middle supporting layer, a second adhesive layer and a soft antiskid bottom layer from top to bottom in sequence; the hard anti-slip surface layer is connected with the middle supporting layer through a first adhesive layer, and the soft anti-slip bottom layer is connected with the middle supporting layer through a second adhesive layer; the middle support layer is a plate structure with transverse pores. The hard anti-skid surface layer of the utility model is made of hard material, is wear resistant, does not crack when impacted, has large friction resistance, and can meet the requirement of short-distance shutdown; the overall strength and rigidity of the pavement slab are maintained through the middle supporting layer, and the weight of the pavement slab is reduced through the transverse pore structure, so that the requirement of quick installation is met; on one hand, the soft anti-slip bottom layer is in good contact with the ground and increases the friction force with the ground, and on the other hand, the soft material has the functions of energy absorption and shock absorption, so that the service life of the whole pavement slab can be prolonged.

Description

Multi-layer composite pavement slab structure

Technical Field

The utility model belongs to the technical field of composite board, concretely relates to compound guidance tape board structure of multilayer.

Background

The airport pavement is a take-off and landing platform of an airplane, is a main project of an airport, and has no close relation with the pavement from take-off, landing, parking and maintenance. Particularly, modern war has fast rhythm and strong timeliness, is often required to provide temporary airport runways which can be quickly constructed and meet the emergency use requirements for airplanes, and provides guarantee for quick first-aid repair after being exploded during war of military airports. When natural disasters occur, for example, under emergency rescue and relief work environments such as earthquakes, floods and the like, the emergency airport pavement or the emergency field is quickly built for material supply and personnel transfer. In the prior art, the pavement slabs are of metal structures or concrete structures, are heavy in materials, small in veneer area, low in bearing capacity, easy to deform and damage, low in rush repair installation efficiency, and incapable of meeting the requirements of quick construction, withdrawal and repeated use of the airport pavement of the airplane in wartime and natural disaster rush repair.

SUMMERY OF THE UTILITY MODEL

In view of the above the not enough of prior art, the utility model aims to provide a compound guidance tape board structure of multilayer improves guidance tape board's intensity and coefficient of friction, alleviates weight, is convenient for install fast.

In order to achieve the above objects and other related objects, the technical solution of the present invention is as follows:

a multi-layer composite pavement slab structure comprises a hard anti-skid surface layer, a first adhesive layer, a middle supporting layer, a second adhesive layer and a soft anti-skid bottom layer from top to bottom in sequence; the hard anti-slip surface layer is connected with the middle supporting layer through a first adhesive layer, and the soft anti-slip bottom layer is connected with the middle supporting layer through a second adhesive layer; the middle support layer is a plate structure with transverse pores.

The pavement slab structure has the advantages that the hard anti-skid surface layer is made of hard materials, is wear-resistant, does not crack under impact, has large friction resistance, and can meet the requirement of short-distance shutdown; the overall strength and rigidity of the pavement slab are maintained through the middle supporting layer, and the weight of the pavement slab is reduced through the transverse pore structure, so that the requirement of quick installation is met; on one hand, the soft anti-slip bottom layer is in good contact with the ground and increases the friction force with the ground, and on the other hand, the soft material has the functions of energy absorption and shock absorption, so that the service life of the whole pavement slab can be prolonged.

Optionally, the intermediate support layer is an extruded sheet.

Optionally, a plurality of transverse through holes are arranged in the middle support layer side by side.

Optionally, the middle support layer includes an upper layer and a lower layer, each layer being provided with the lateral through-hole.

Optionally, the transverse through holes of the upper layer and the transverse through holes of the lower layer of the middle supporting layer have the same direction and are at least partially staggered; the upper layer with the lower floor is through the integrative extrusion molding of engineering plastics.

Optionally, the transverse through hole on upper strata and the transverse through hole of lower floor are the crisscross setting of longitude and latitude, just the upper strata with the lower floor is respectively by engineering plastics extrusion molding, the upper strata is fixed with the bonding of lower floor.

Optionally, the hard anti-skid surface layer is an aluminum alloy plate; and the upper surface of the aluminum alloy plate is provided with an anti-skid structure.

Optionally, the soft non-slip bottom layer is made of thermoplastic rubber.

Optionally, the lower surface of the soft anti-slip bottom layer is provided with grooves or protrusions at intervals.

Optionally, the protrusions are arranged on the lower surface of the soft anti-slip bottom layer at intervals, and the heights of the protrusions protruding out of the lower surface are the same or different.

As mentioned above, the utility model has the advantages that: the hard anti-skid surface layer of the utility model is made of hard material, is wear resistant, does not crack when impacted, has large friction resistance, and can meet the requirement of short-distance shutdown; the overall strength and rigidity of the pavement slab are maintained through the middle supporting layer, and the weight of the pavement slab is reduced through the transverse pore structure, so that the requirement of quick installation is met; on one hand, the soft anti-slip bottom layer is in good contact with the ground and increases the friction force with the ground, and on the other hand, the soft material has the functions of energy absorption and shock absorption, so that the service life of the whole pavement slab can be prolonged.

Drawings

Fig. 1 is an exploded view of an embodiment of the present invention;

fig. 2 is a cross-sectional view of an embodiment of the present invention;

fig. 3 is a cross-sectional view (the horizontal through holes are staggered in longitude and latitude) of another embodiment of the present invention.

Part number description:

1-hard anti-skid surface layer; 2-a first adhesive layer; 3-a middle support layer; 31-a transverse through hole; 32-upper layer; 33-lower layer; 34-a third adhesive layer; 4-a second adhesive layer; 5-soft anti-slip bottom layer; 51-projection.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Examples

As shown in fig. 1 and fig. 2, the multi-layer composite pavement slab structure in this example comprises, from top to bottom, a hard anti-skid surface layer 1, a first adhesive layer 2, a middle supporting layer 3, a second adhesive layer 4, and a soft anti-skid bottom layer 5 in sequence according to a paving state; the hard antiskid surface layer 1 is connected with the middle supporting layer 3 through the first adhesive layer 2, and the soft antiskid bottom layer 5 is connected with the middle supporting layer 3 through the second adhesive layer 4; the intermediate support layer 3 is a sheet structure with transverse pores.

The pavement slab structure is characterized in that the hard anti-skid surface layer 1 is made of hard materials, is wear-resistant, does not crack under impact, is anti-skid and has large frictional resistance, and can meet the requirement of short-distance shutdown; the overall strength and rigidity of the pavement slab are maintained through the middle supporting layer 3, the strength of the transverse pores arranged on the middle supporting layer 3 is higher than that of the longitudinal pores, the weight of the pavement slab is reduced through the transverse pore structure on the premise of ensuring the supporting strength, and the requirement of quick installation is met; the soft anti-slip bottom layer 5 is in good contact with the ground and increases the friction force with the ground on one hand, and the soft material has the functions of energy absorption and shock absorption on the other hand, so that the service life of the whole pavement slab can be prolonged.

Because the pavement slab can bear repeated impact, the integral rigidity of the pavement slab must be kept, and the requirement of assembling is met, so that the pavement slab is not only efficient in assembling, but also has strength. In addition, the layer cannot absorb water and does not deform when exposed to water. Therefore, the middle supporting layer 3 of this example is made of engineering plastic by extrusion molding, and a plurality of transverse through holes 31 are arranged in the middle supporting layer 3 side by side along the horizontal direction.

The middle supporting layer 3 comprises an upper layer 32 and a lower layer 33, each layer is provided with the transverse through holes 31, and the double-layer hollow structure ensures rigidity and bending strength and light weight.

As shown in fig. 2, in one embodiment, the lateral through holes 31 of the upper layer 32 and the lateral through holes 31 of the lower layer 33 of the middle support layer 3 are in the same direction (i.e., parallel to each other) and are at least partially offset in the left-right direction in the drawing, thereby ensuring the supporting strength; because the directions of the two layers of transverse through holes 31 are consistent, the upper layer 32 and the lower layer 33 can be integrally formed by extrusion molding through engineering plastics, and the upper layer 32 and the lower layer 33 can also be fixedly bonded.

As shown in fig. 3, in one embodiment, the lateral through holes 31 of the upper layer 32 and the lateral through holes 31 of the lower layer 33 are arranged in a staggered manner, in this example, in directions perpendicular to each other, and the upper layer 32 and the lower layer 33 are respectively formed by extrusion molding of engineering plastic, and the upper layer 32 and the lower layer 33 are adhesively fixed by the third adhesive layer 34.

In this example, the hard anti-skid surface layer 1 is an aluminum alloy plate, and an anti-skid structure, such as anti-skid grains or a plurality of anti-skid protrusions, is arranged on the upper surface of the aluminum alloy plate; the aluminum alloy has higher hardness, abrasion resistance, no cracking after impact and large frictional resistance of a hard anti-skid structure, and can meet the requirement of short-distance shutdown.

First viscose layer 2, second viscose layer 4, third viscose layer 34 except satisfying all having super high adhesive force to different kinds of materials, still must bear the temperature, especially when whole panel bears the impact and takes place plastic deformation, and the viscose layer also must bear, and each viscose layer adopts the hot melt adhesive in this example, specifically is high strength polarity hot melt adhesive, for example: polyurethane hot melt adhesives (PUR), polyamide hot melt adhesives, and the like.

The soft non-slip bottom layer 5 is made of rubber, in this case by extrusion molding of thermoplastic rubber; the lower surface interval of soft anti-skidding bottom 5 is provided with recess or arch, the increase and the frictional force on ground, and soft rubber still plays the effect of shock attenuation and energy-absorbing, can adapt to the repeated impact that the guidance tape face bore.

In this example, the lower surface of the soft anti-skid bottom layer 5 is provided with protrusions 51 at intervals, and the heights of the protrusions 51 protruding from the lower surface are different, for example, anti-skid strips, anti-skid teeth, etc. are formed; the height of the projection 51 projecting from the lower surface of the soft non-slip back sheet 5 may be the same.

The utility model discloses a this multilayer composite construction has improved holistic intensity, hardness and coefficient of friction to consider complicated in service behavior, each layer combines into an organic whole. The stereoplasm antiskid surface course 1 that the combination formed, soft antiskid bottom 5 and middle supporting layer 3 all have the hole, can play drainage and radiating effect, fully satisfy the operation requirement of rainy day and insolate, and bottom and intermediate level all have certain elasticity, and intensity and rigidity are guaranteed to the intermediate level to can bear the impact repeatedly of high strength.

Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. A multi-layer composite pavement slab structure is characterized in that: the multi-layer composite pavement slab structure sequentially comprises a hard anti-skid surface layer, a first adhesive layer, a middle supporting layer, a second adhesive layer and a soft anti-skid bottom layer from top to bottom; the hard anti-slip surface layer is connected with the middle supporting layer through a first adhesive layer, and the soft anti-slip bottom layer is connected with the middle supporting layer through a second adhesive layer; the middle support layer is a plate structure with transverse pores.

2. The multi-layer composite pavement slab structure of claim 1, wherein: the middle supporting layer is an extruded sheet.

3. The multi-layer composite pavement slab structure of claim 1, wherein: and a plurality of transverse through holes are arranged in the middle supporting layer side by side.

4. The multi-layer composite pavement slab structure of claim 3, wherein: the middle supporting layer comprises an upper layer and a lower layer, and each layer is provided with the transverse through hole.

5. The multi-layer composite pavement slab structure of claim 4, wherein: the transverse through holes on the upper layer of the middle supporting layer and the transverse through holes on the lower layer have the same direction and are at least partially staggered; the upper layer with the lower floor is through the integrative extrusion molding of engineering plastics.

6. The multi-layer composite pavement slab structure of claim 4, wherein: the transverse through hole on upper strata and the transverse through hole of lower floor set up for the longitude and latitude is crisscross, just the upper strata with the lower floor is respectively by engineering plastics extrusion molding, the upper strata is fixed with the bonding of lower floor.

7. The multi-layer composite pavement slab structure of any of claims 1-6, wherein: the hard anti-skid surface layer is an aluminum alloy plate; and the upper surface of the aluminum alloy plate is provided with an anti-skid structure.

8. The multi-layer composite pavement slab structure of any of claims 1-6, wherein: the soft anti-slip bottom layer is made of thermoplastic rubber.

9. The multi-layer composite pavement slab structure of claim 8, wherein: the lower surface interval of soft anti-skidding bottom is provided with recess or arch.

10. The multi-layer composite pavement slab structure of claim 9, wherein: the lower surface interval of soft anti-skidding bottom is provided with the arch, just the height that the arch protrudes the lower surface is the same or different.