High-strength combined aluminum strip

Abstract

The utility model discloses a high-strength combined aluminum strip, which comprises an aluminum strip, the aluminum strip comprises a base layer, a reinforcing layer, a transition layer and a protective layer, the reinforcing layer is arranged outside the base layer, the transition layer is arranged outside the reinforcing layer, the protective layer wraps the base layer, the reinforcing layer and the transition layer, the base layer is a high-strength aluminum alloy layer, and the protective layer is a high-strength aluminum alloy layer. The base layer is made of a high-strength aluminum alloy material, the reinforcing layer is a hard alloy layer with relatively high hardness and relatively good toughness, the transition layer is a nickel-based alloy layer with good material compatibility with the base layer and the reinforcing layer, the protective layer is a corrosion-resistant and wear-resistant zinc coating, and the aluminum strip further comprises a splicing mechanism, and the base layer of the aluminum strip is made of a high-strength aluminum alloy material. And high strength and good toughness are realized. The arrangement of the reinforcing layer aims to further improve the strength and wear resistance of the aluminum strip. The arrangement of the transition layer is favorable for optimizing the interface structure, improving the interlayer bonding force and preventing the interlayer stripping phenomenon in the use process.

Description

TECHNICAL FIELD

[0001] The utility model relates to the related technical field of aluminium strip, concretely to a high strength combined aluminium strip. BACKGROUND

[0002] The aluminium-plastic composite strip disclosed in the prior art document CN106847443A specifically discloses that the aluminium-plastic composite strip is composed of a PP film and an aluminium foil layer, the aluminium foil layer is integrated with the PP film through polyurethane composite glue, the polyurethane composite glue comprises the following components in percentage by mass: 20-45% of a flame-retardant smoke suppressant, and the balance of polyurethane glue.

[0003] Aluminium strip is a kind of light metal material, and is widely used in aerospace, transportation, electronic appliances and other fields. However, the traditional aluminium strip is difficult to meet the use requirements under high load and high stress conditions in terms of strength. Therefore, it is of important practical value and market prospect to develop an aluminium strip with high strength and good processing performance. Therefore, we provide a high strength combined aluminium strip. UTILITY MODEL CONTENTS

[0004] To solve the defects in the prior art, the utility model provides a high strength combined aluminium strip.

[0005] To solve the above technical problems, the utility model provides the following technical scheme:

[0006] The utility model discloses a high strength combined aluminium strip, including aluminium strip, the aluminium strip includes base layer, reinforcing layer, transition layer and protection layer, the base layer is provided with reinforcing layer outward, the transition layer is set to the reinforcing layer outward, the protection layer is wrapped in the base layer, reinforcing layer and transition layer outward, wherein the base layer is high-strength aluminium alloy layer, the reinforcing layer is hard alloy layer with higher hardness and better toughness, the transition layer is nickel-based alloy layer with good material compatibility with the base layer and the reinforcing layer, the protection layer is galvanized layer with corrosion resistance and wear resistance, further include splicing mechanism, the splicing mechanism is installed at the both ends of aluminium strip, the splicing mechanism includes plug-in assembly and locking assembly, the plug-in assembly and locking assembly are arranged at the both ends of aluminium strip respectively, the plug-in assembly and locking assembly can be connected together.

[0007] As a preferred technical scheme of the utility model, the reinforcing layer is provided as a multilayer structure, and each reinforcing layer is connected to each other through rolling to form a layered structure inside the reinforcing layer.

[0008] As a preferred technical scheme of the utility model, the transition layer is arranged as a gradient structure.

[0009] As a preferred technical scheme of the utility model, the plug-in assembly comprises a connecting rod, the connecting rod is fixedly connected at one end of the aluminum strip, the connecting rod end is fixedly provided with a plug block, the plug block is arranged as an isosceles trapezoidal block and the two sides of the plug block are provided with inclined surfaces, and the plug block is fixedly provided with a limiting block at both ends of one side.

[0010] As a preferred technical scheme of the utility model, the locking assembly comprises a groove, the groove is arranged at the other end of the aluminum strip, the two sides of the groove are provided with a sliding groove, the sliding groove is slidably provided with a top block, the top block is arranged as a right-angled trapezoidal block, the top block is provided with an inclined surface at one side, the top block is provided with a limiting groove, the sliding groove is provided with two symmetrically distributed elastic members, and the two ends of the elastic members are fixedly connected to the top block and the inner side of the sliding groove.

[0011] As a preferred technical scheme of the utility model, the limiting block can be inserted into the limiting groove.

[0012] The utility model has the advantages of:

[0013] The base layer of the aluminum strip is made of high-strength aluminum alloy material, and the alloy composition and heat treatment process are optimized to realize high strength and good toughness. The setting of the reinforcing layer aims to further improve the strength and wear resistance of the aluminum strip. The setting of the transition layer helps to optimize the interface structure, improve the interlayer bonding force, and prevent interlayer peeling during use.

[0014] The setting of the protective layer makes the surface of the aluminum strip have excellent corrosion resistance and wear resistance. The zinc plating layer can effectively prevent the oxidation and corrosion of the surface of the aluminum strip, and can maintain long-term stability and aesthetics even in humid, salt spray and other harsh environments. The improvement of such performance greatly prolongs the service life of the aluminum strip, reduces the maintenance cost, and enables it to perform well in various harsh environments.

[0015] The transition layer is arranged as a gradient structure, and the composition and properties gradually change in the thickness direction to optimize the interface connection between the base layer and the reinforcing layer, improve the interlayer bonding force and reduce interface defects. The multi-layer structure further improves the overall strength and toughness of the aluminum strip to meet the use requirements under higher load and more complex stress conditions. The transition layer of the gradient structure optimizes the interface connection, reduces the interface defects, and thus improves the interlayer bonding force and overall performance

[0016] The splicing mechanism provided by the application makes the connection between the aluminum bands faster and more convenient. Through the cooperation of the plug-in assembly and the locking assembly, the aluminum bands can be quickly connected and firmly locked without complex welding or bolt connection processes. This design not only improves the installation efficiency, but also reduces the technical difficulty and cost in the installation process, so that the application of the aluminum band is more extensive and flexible. BRIEF DESCRIPTION OF DRAWINGS

[0017] The accompanying drawings are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and are used to explain the application, and do not constitute a limitation on the application. In the drawings:

[0018] Figure 1 is a cross-sectional view of the aluminum band of the high-strength combined aluminum band of the application;

[0019] Figure 2 is a connection diagram of the high-strength combined aluminum band of the application Figure 1 ;

[0020] Figure 3 is a connection diagram of the high-strength combined aluminum band of the application Figure 2 .

[0021] In the drawings: aluminum band 1, base layer 2, reinforcing layer 3, transition layer 4, protective layer 5, splicing mechanism 6, plug-in assembly 7, locking assembly 8, connecting rod 9, plug 10, limiting block 11, groove 12, sliding groove 13, top block 14, limiting groove 15, elastic member 16. DETAILED DESCRIPTION

[0022] The preferred embodiments of the application will be described below with reference to the accompanying drawings, and it should be understood that the preferred embodiments described herein are only used to illustrate and explain the application, and do not limit the application.

[0023] Example 1:

[0024] Referring to Figure 1 , Figure 2 and Figure 3As shown, the utility model discloses a high-strength combined aluminum strip, including aluminum strip 1, aluminum strip 1 includes base layer 2, reinforcing layer 3, transition layer 4 and protective layer 5, base layer 2 is provided with reinforcing layer 3 outward, transition layer 4 sets up reinforcing layer 3 outward, protective layer 5 is wrapped in base layer 2, reinforcing layer 3 and transition layer 4 outward, wherein base layer 2 is high-strength aluminum alloy layer, reinforcing layer 3 is hard alloy layer with higher hardness, better toughness, transition layer 4 is nickel-based alloy layer with good compatibility with base layer and reinforcing layer material, protective layer 5 is zinc plating layer with corrosion resistance, wear resistance, still including splicing mechanism 6, splicing mechanism 6 is installed at both ends of aluminum strip 1, splicing mechanism 6 includes plug-in assembly 7 and locking assembly 8, plug-in assembly 7 and locking assembly 8 are arranged at both ends of aluminum strip 1 respectively, and plug-in assembly 7 and locking assembly 8 can be connected together.

[0025] Base layer 2 selects high-strength aluminum alloy material, realizes high strength and good toughness through optimizing alloy composition and heat treatment process. The setting of reinforcing layer aims to further improve the strength and wear resistance of the aluminum strip. The setting of the transition layer helps to optimize the interface structure, improve the interlayer bonding force and prevent interlayer peeling phenomenon during use.

[0026] The setting of the protective layer makes the aluminum strip surface have excellent corrosion resistance and wear resistance. The zinc plating layer can effectively prevent the oxidation and corrosion of the aluminum strip surface, and can maintain long-term stability and aesthetics even in humid, salt fog and other harsh environments. The improvement of such performance greatly prolongs the service life of the aluminum strip, reduces the maintenance cost, and makes it play a good performance in various harsh environments.

[0027] Among them, reinforcing layer 3 is set as a multilayer structure, each reinforcing layer 3 is connected to each other by rolling to form a layered structure inside reinforcing layer 3, to further improve the overall strength and toughness of the aluminum strip. Transition layer 4 is set as a gradient structure, and the composition and properties gradually change in the thickness direction to optimize the interface connection between the base layer and the reinforcing layer, improve the interlayer bonding force and reduce the interface defects. The multilayer structure further improves the overall strength and toughness of the aluminum strip, meets the use requirements under higher load and more complex stress conditions, and the transition layer of the gradient structure optimizes the interface connection and reduces the interface defects, thereby improving the interlayer bonding force and overall performance.

[0028] Example 2:

[0029] Referring to Figure 1 , Figure 2 and Figure 3As shown, as another preferred embodiment of the utility model, the difference from example 1 is that the plug-in assembly 7 includes the connecting rod 9, the connecting rod 9 is fixedly connected at one end of the aluminum strip 1, the plug-in block 10 is fixedly installed at the end of the connecting rod 9, the plug-in block 10 is set as an isosceles trapezoidal block and the two sides of the plug-in block 10 are provided with inclined surfaces, and the two ends of one side of the plug-in block 10 are fixedly installed with the limiting block 11. The locking assembly 8 includes the groove 12, the groove 12 is opened at the other end of the aluminum strip 1, the two sides of the groove 12 are provided with the sliding groove 13, the sliding groove 13 is slidably provided with the top block 14, the top block 14 is set as a right trapezoidal block, the one side of the top block 14 is provided with the inclined surface, the top block 14 is provided with the limiting slot 15, and the sliding groove 13 is provided with two symmetrically distributed elastic members 16, and the two ends of the elastic member 16 are fixedly connected to the top block 14 and the inner side of the sliding groove 13 respectively. The limiting block 11 can be inserted into the limiting slot 15. The inclined surface on the plug-in block 10 is matched with the inclined surface on the top block 14.

[0030] When the plurality of aluminum strips are spliced together for use, the plug-in block 10 is inserted into the groove 12, the plug-in block 10 drives the top block 14 to slide to two sides, the elastic member 16 is compressed, the plug-in block 10 continues to move to the inner end of the groove 12, the plug-in block 10 is separated from the top block 14 on both sides, the elastic member 16 drives the top block 14 to reset, and the plug-in block 10 is pulled back again, the limiting block 11 can be inserted into the limiting slot 15 respectively, so that the position of the plug-in block 10 is locked in the groove 12, and the rapid splicing of the plurality of aluminum strips can be completed.

[0031] The splicing mechanism provided by the utility model makes the connection between the aluminum strips more rapid and convenient. Through the cooperation of the plug-in assembly and the locking assembly, the rapid connection and firm locking of the aluminum strips can be realized without complex welding or bolt connection processes. This design not only improves the installation efficiency, but also reduces the technical difficulty and cost in the installation process, so that the application of the aluminum strip is more extensive and flexible.

[0032] Finally, it should be noted that: the above only for the preferred embodiment of the utility model, and not for limiting the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing embodiments, or equivalent replacement for part of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A high strength composite aluminum strip, characterized by, The application relates to an aluminum strip (1) comprising a base layer (2), a reinforcing layer (3), a transition layer (4) and a protective layer (5), the reinforcing layer (3) is arranged outside the base layer (2), the transition layer (4) is arranged outside the reinforcing layer (3), and the protective layer (5) is arranged outside the base layer (2), the reinforcing layer (3) and the transition layer (4), wherein the base layer (2) is a high-strength aluminum alloy layer, the reinforcing layer (3) is a hard alloy layer with high hardness and good toughness, the transition layer (4) is a nickel-based alloy layer with good material compatibility with the base layer and the reinforcing layer, and the protective layer (5) is a zinc-plated layer with corrosion resistance and wear resistance, and the aluminum strip (1) further comprises a splicing mechanism (6) arranged at two ends of the aluminum strip (1), the splicing mechanism (6) comprises a plug-in assembly (7) and a locking assembly (8), the plug-in assembly (7) and the locking assembly (8) are arranged at the two ends of the aluminum strip (1) respectively, and the plug-in assembly (7) and the locking assembly (8) can be connected together.

2. The high strength composite aluminum strip of claim 1, wherein, The reinforcing layer (3) is arranged in a multi-layer structure, each layer of the reinforcing layer (3) is connected to each other through rolling, and a layered structure is formed in the reinforcing layer (3).

3. The high strength composite aluminum strip of claim 1, wherein, The transition layer (4) is arranged in a gradient structure.

4. The high strength composite aluminum strip of claim 1, wherein, The plug-in assembly (7) comprises a connecting rod (9), the connecting rod (9) is fixedly connected to one end of the aluminum strip (1), an insertion block (10) is fixedly arranged at the end of the connecting rod (9), the insertion block (10) is arranged in an isosceles trapezoidal shape, and inclined surfaces are arranged on the two sides of the insertion block (10), and limit blocks (11) are fixedly arranged at the two ends of one side of the insertion block (10).

5. The high strength composite aluminum strip of claim 4, wherein, The locking assembly (8) comprises a groove (12), the groove (12) is arranged at the other end of the aluminum strip (1), sliding grooves (13) are arranged on the two sides in the groove (12), top blocks (14) are slidably arranged in the sliding grooves (13), the top blocks (14) are arranged in right-angled trapezoidal shapes, inclined surfaces are arranged on one side of the top blocks (14), limit grooves (15) are arranged on the top blocks (14), and two symmetrically distributed elastic members (16) are arranged in the sliding grooves (13), and the two ends of the elastic members (16) are fixedly connected to the top blocks (14) and the inner sides of the sliding grooves (13) respectively.

6. The high strength composite aluminum strip of claim 5, wherein, The limit blocks (11) can be inserted into the limit grooves (15).

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