CN210562960U - Aluminum alloy section bar plate unit with inserting groove and connecting clamping groove - Google Patents

Abstract

The utility model discloses an aluminum alloy section bar board unit with inserting groove and connecting groove, include: the upper layer plate, the lower layer plate, the first side plate and the second side plate are parallel, and a cavity is formed among the upper layer plate, the lower layer plate, the first side plate and the second side plate; an inserting groove is formed in the outer wall of the first side plate, and the inserting groove is formed by end connection plates of the upper plate and the lower plate, wherein the end connection plates extend outwards from the first side plate; the outer wall of the second side plate is provided with an L-shaped plate in the direction in which the upper layer plate or the lower layer plate extends outwards to form a connecting clamping groove. The utility model provides an among the prior art aluminum alloy section bar plate unit connection inconvenient, material and process are complicated, the problem of connection inefficiency.

Description

Aluminum alloy section bar plate unit with inserting groove and connecting clamping groove

Technical Field

The utility model relates to an aluminum alloy section bar board unit with inserting groove and connecting groove.

Background

The aluminum alloy section is an object with a certain geometric shape, which is made of aluminum and other metal materials with certain strength and toughness through processes of rolling, extruding, casting and the like. The material has certain appearance size, certain shape of cross section and certain mechanical and physical properties. The section bar can be used independently and can be further processed into other manufactured products, and is commonly used for building structures and manufacturing and installation. Usually through machining, forged aluminum alloy section bar plate unit receive the space limit of mechanical equipment itself, and the length of cross section can not be very long, when needs use great area's section bar, need connect polylith aluminum alloy section bar plate unit, therefore need guarantee aluminum alloy section bar plate unit connection structure's fastness and stability, and adopt the welded mode to connect, and technology is complicated, and material and human cost are higher, and the operating efficiency is lower.

SUMMERY OF THE UTILITY MODEL

In view of the technical drawbacks and disadvantages of the prior art, the present invention provides an aluminum alloy profile plate unit that overcomes or at least partially solves the above problems.

As an aspect of the embodiment of the utility model provides an aluminum alloy section bar board unit with inserting groove and connecting clamping groove is related to, include: the upper layer plate, the lower layer plate, the first side plate and the second side plate are parallel, and a cavity is formed among the upper layer plate, the lower layer plate, the first side plate and the second side plate;

an inserting groove is formed in the outer wall of the first side plate, and the inserting groove is formed by end connection plates of the upper plate and the lower plate, wherein the end connection plates extend outwards from the first side plate; the outer wall of the second side plate is provided with an L-shaped plate in the direction in which the upper layer plate or the lower layer plate extends outwards to form a connecting clamping groove.

In one embodiment, the inner surface of the terminal plate of the insertion groove may have at least partially an uneven texture.

In one embodiment, a cavity formed between the upper plate, the lower plate, the first side plate and the second side plate is provided with a receiving groove for receiving a connecting piece.

In one embodiment, the upper plate or the lower plate may further have receiving holes at positions corresponding to the adjusting bolts of the connector.

In one embodiment, the accommodating groove may be:

a cavity area enclosed by two groups of positioning blocking ribs which are arranged in parallel and respectively fixed on the upper layer plate and the lower layer plate;

or the like, or, alternatively,

a cavity area formed by the positioning blocking ribs fixed on the upper layer plate and the lower layer plate and the raised edges on the upper layer plate and/or the lower layer plate; the edge is continuous or discontinuous;

or the like, or, alternatively,

and the cavity area is formed by surrounding at least two raised edges on the upper layer plate and/or the lower layer plate.

In one embodiment, at least one rib plate fixedly connecting the upper plate and the lower plate is further arranged in a cavity formed between the upper plate, the lower plate, the first side plate and the second side plate.

In one embodiment, the aluminum alloy profile plate unit may have a thickness of 16 to 48mm and a width of 50 to 200 mm;

in one embodiment, the distance between two adjacent ribs of the aluminum alloy section plate unit is 40-60 mm;

the spacing distance between the rib plate of the aluminum alloy section plate unit and the adjacent side plate is 40-60 mm.

In one embodiment, the upper surface of the upper plate and/or the lower surface of the lower plate may be at least partially uneven.

In one embodiment, a cavity formed between the upper plate, the lower plate, the first side plate and the second side plate is filled with a foaming agent.

The embodiment of the utility model provides a following technological effect has been realized at least:

1. the embodiment of the utility model provides a tip of the first curb plate of aluminum alloy section bar board unit sets up the inserting groove, when being connected with another aluminum alloy section bar board unit, the tip of another aluminum alloy section bar board unit has and can imbed and lean on to lean on the bayonet joint of inserting groove makes the bayonet joint is pegged graft the embodiment of the aluminum alloy section bar unit that the inserting groove, this connected mode be convenient for connect between the two adjacent aluminum alloy section bar board units and assemble into the great panel of area, connect portably, and connection structure is firm reliable, can realize the application of great area or complicated framework, make things convenient for concatenation and installation, has saved assembly and installation time, when improving the operating efficiency, material saving and human cost.

2. The embodiment of the utility model provides a second side panel tip of aluminum alloy section bar plate unit sets up connecting groove, and when being connected with the panel of vertical direction, this connecting groove is inserted to the panel tip of vertical direction, and connecting groove has elasticity for panel is firm at connecting groove joint, and this connected mode is connected portably, makes things convenient for concatenation and installation, and the aluminum alloy section bar plate unit of being convenient for is connected with the panel of vertical direction.

2. The embodiment of the utility model provides an aluminum alloy section bar board unit, the connection structure through the bayonet joint of inserting groove and another aluminum alloy section bar board unit realizes interconnect between the aluminum alloy section bar board unit, and this connection structure's joint or grafting position produce slight elastic deformation, can eliminate or reduce the aluminum alloy section bar after assembling because expend with heat and contract with cold and the deformation that produces.

3. The embodiment of the utility model provides an upper plate, lower plywood and two curb plates of aluminum alloy section bar board unit between vacuole formation, set up the holding tank that holds the connecting piece in the cavity, aluminum alloy section bar board unit adopts connecting piece and other section bar boards, plank, various panel, glass board etc. to be connected, realizes the combination between the board of aluminum alloy section bar board and other different grade types to assemble out the article of different shapes and structure.

4. The embodiment of the utility model provides an at least part of internal surface of the end joint plate of the curb plate of aluminum alloy section bar plate unit has unevenness's line, has another aluminum alloy section bar plate unit of corresponding line with the bayonet joint surface and is connected, and when two adjacent aluminum alloy section bar plate unit joints or pegged graft, the surface of contact surface has the line, increases area of contact and frictional force for connect fixed more firm, strengthen the structural strength of connecting portion.

5. The embodiment of the utility model provides an upper plate, lower plywood and two curb plates of aluminum alloy section bar plate unit between vacuole formation, be provided with fixed connection in the cavity the floor of upper plate and lower plywood further increases the structural strength of aluminum alloy section bar plate unit, reinforcing resistance to compression and resistant ability of warping through the floor.

6. The embodiment of the utility model provides an at least part unevenness on the lower surface of the upper plate of aluminum alloy section bar board unit and/or lower plywood, such structure, follow-up through sticky mode under the condition that the attached outer covering of upper plate and/or lower plywood of aluminum alloy section bar board unit formed whole board, increase the upper surface of upper plate and/or the lower surface of lower plywood and the bonding area of outer covering, improve the adhesion between aluminum alloy section bar unit and the outer covering.

7. The embodiment of the utility model provides a vacuole formation between upper plate, lower plywood and two curb plates of aluminum alloy section bar board unit packs the foamer in the cavity, strengthens the syllable-dividing and thermal-insulated effect of aluminum alloy section bar board unit, simultaneously for aluminum alloy section bar board unit inner space is filled, optimizes structural strength.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

The technical solution of the present invention is further described in detail by the accompanying drawings and examples.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of an aluminum alloy profile plate unit according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a second aluminum alloy profile plate unit provided in an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a third aluminum alloy section plate unit according to an embodiment of the present invention;

fig. 4 is a first schematic structural view of a connection position between an aluminum alloy profile plate unit and another aluminum alloy profile plate unit provided in an embodiment of the present invention;

fig. 5 is a schematic structural view of a connection position between an aluminum alloy profile plate unit and another aluminum alloy profile plate unit provided in an embodiment of the present invention;

fig. 6 is a schematic view of a connection structure between an aluminum alloy profile plate unit and a plate in a vertical direction according to an embodiment of the present invention;

fig. 7 is a schematic view of a structure of a receiving hole of an aluminum alloy section plate unit according to an embodiment of the present invention;

fig. 8 is a schematic structural diagram of a connecting member according to an embodiment of the present invention;

fig. 9 is a schematic structural diagram of a fourth aluminum alloy section plate unit according to an embodiment of the present invention;

fig. 10 is a schematic structural diagram of a fifth aluminum alloy profile plate unit according to an embodiment of the present invention.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The following respectively describes various specific embodiments of an aluminum alloy section plate unit with an insertion groove and a connecting clamping groove provided by the embodiments of the present invention.

The first embodiment is as follows:

referring to fig. 1 to 3, an embodiment of the present invention provides an aluminum alloy profile plate unit with an insertion groove and a connecting clamping groove, including: the plate comprises an upper plate 1, a lower plate 2, a first side plate 3 and a second side plate 4, wherein the upper plate 1 and the lower plate 2 are parallel to each other, the first side plate 3 and the second side plate 4 are used for connecting the upper plate 1 and the lower plate 2, and a cavity is formed among the upper plate 1, the lower plate 2, the first side plate 3 and the second side plate 4;

the outer wall of the first side plate 3 is formed with an insertion groove 5, and the insertion groove 5 is formed by end joint plates 501 of the upper plate 1 and the lower plate 2 extending outwards from the first side plate 3; the outer wall of the second side plate 4 is provided with an L-shaped plate 6 in the direction in which the upper layer plate 1 or the lower layer plate 2 extends outwards, so as to form a connecting clamping groove 7.

Referring to fig. 4 or 5, an embodiment of the present invention provides an aluminum profile plate unit, which can be used to connect with another aluminum profile plate unit, and the end of the other aluminum alloy profile plate unit has a plug that can be inserted into and abutted against the plug groove 5. By adopting the connection mode, the connection among a plurality of aluminum profile plate units can be realized, and the plate with larger area can be assembled. Specifically, the structure of the plug-in connector of the other aluminum alloy profile plate unit may be, referring to fig. 4, a pair of plug-in boards formed on the outer walls of the side plates thereof in parallel with the upper and lower plates, or, referring to fig. 5, a convex board formed by outwardly protruding the side plates thereof.

Referring to fig. 6, in an embodiment, it may be that, the connection clamping groove 7 formed at one end of the aluminum alloy section plate unit provided by the embodiment of the present invention may be used to connect with an aluminum alloy section plate unit having another end that can be embedded into the connection clamping groove 7. Adopt this connecting groove can hold other panel that the vertical direction connects, fasten the panel that the vertical direction inserted.

The embodiment of the utility model provides a tip of the first curb plate of aluminum alloy section bar board unit sets up the inserting groove, when being connected with another aluminum alloy section bar board unit, the tip of another aluminum alloy section bar board unit has and can imbed and lean on to lean on the bayonet joint of inserting groove makes the bayonet joint is pegged graft the embodiment of the aluminum alloy section bar unit that the inserting groove, this connected mode be convenient for connect between the two adjacent aluminum alloy section bar board units and assemble into the great panel of area, connect portably, and connection structure is firm reliable, can realize the application of great area or complicated framework, make things convenient for concatenation and installation, has saved assembly and installation time, when improving the operating efficiency, material saving and human cost.

The embodiment of the utility model provides a second side panel tip of aluminum alloy section bar plate unit sets up connecting groove, and when being connected with the panel of vertical direction, this connecting groove is inserted to the panel tip of vertical direction, and connecting groove has elasticity for panel is firm at connecting groove joint, and this connected mode is connected portably, makes things convenient for concatenation and installation, and the aluminum alloy section bar plate unit of being convenient for is connected with the panel of vertical direction.

The embodiment of the utility model provides an aluminum alloy section bar board unit, the connection structure through the bayonet joint of inserting groove and another aluminum alloy section bar board unit realizes interconnect between the aluminum alloy section bar board unit, and this connection structure's joint or grafting position produce slight elastic deformation, can eliminate or reduce the aluminum alloy section bar after assembling because expend with heat and contract with cold and the deformation that produces.

Referring to fig. 1 to 3, in one embodiment, a receiving groove 9 for receiving a connector may be provided in a cavity formed between the upper plate 1, the lower plate 2, the first side plate 3 and the second side plate 4.

The embodiment of the utility model provides an upper plate, lower plywood and two curb plates of aluminum alloy section bar board unit between vacuole formation, set up the holding tank that holds the connecting piece in the cavity, aluminum alloy section bar board unit adopts connecting piece and other section bar boards, plank, various panel, glass board etc. to be connected, realizes the combination between the board of aluminum alloy section bar board and other different grade types to assemble out the article of different shapes and structure.

Referring to fig. 7, in one embodiment, the upper plate 1 or the lower plate 2 may further have receiving holes 10 at positions corresponding to the adjusting bolts of the connectors.

When the connecting piece (refer to fig. 8) is mounted in the accommodating groove 9, the adjusting bolt of the connecting piece is arranged in the accommodating hole 10, and the clamping buckle at the end part of the connecting piece is extended or contracted by screwing the adjusting bolt in use.

Referring to fig. 1, in one embodiment, the accommodating groove 9 may be:

a cavity area enclosed by two groups of positioning blocking ribs 11 which are respectively fixed on the upper layer plate 1 and the lower layer plate 2 and are arranged in parallel.

Referring to fig. 2, in one embodiment, the accommodating groove 9 may be:

a cavity area surrounded by a positioning blocking rib 11 fixed on the upper layer plate 1 and the lower layer plate 2 and a raised edge 12 on the upper layer plate 1 and/or the lower layer plate 2; the edge 12 may be continuous or discontinuous.

Referring to fig. 3, in one embodiment, the accommodating groove 9 may be:

a cavity area surrounded by at least two raised edges 12 on the upper plate 1 and/or the lower plate 2.

In one embodiment, when a cavity area is defined by a raised edge 12 on the upper plate 1 and a raised edge 12 on the lower plate 2, the raised edge 12 on the upper plate 1 and the raised edge 12 on the lower plate 2 are arranged in a staggered manner along the transverse center line of the aluminum alloy profile plate unit.

Referring to fig. 3, the accommodating groove 9 is a cavity area surrounded by two raised edges 12 on the upper plate 1 and two raised edges 12 on the lower plate 2.

Referring to fig. 3, in one embodiment, at least one rib 13 fixedly connecting the upper plate 1 and the lower plate 2 may be further provided in a cavity formed between the upper plate 1, the lower plate 2, and the first side plate 3 and the second side plate 4.

In a specific embodiment, the rib plate 13 may be a single plate, or various structural forms such as a m-shape, an X-shape, a groined shape, a splayed shape, etc. formed by a plurality of plates, as long as the structure can enhance the rigidity of the aluminum alloy section plate unit, or can reduce local deformation and thin wall vibration, which is not limited by the present invention.

The embodiment of the utility model provides an aluminium alloy section bar plate unit's top plate, lower plywood, vacuole formation between first curb plate and the second curb plate, be provided with fixed connection in the cavity the structural strength of top plate and lower plywood further increases aluminium alloy section bar plate unit through the floor, reinforcing resistance to compression and resistant ability of warping.

Referring to fig. 1 or fig. 2, in an embodiment, the positioning rib 11 may also be used as a rib plate for supporting.

In one embodiment, the utility model provides an aluminum alloy section bar plate unit's upper plywood 1, lower plywood 2, first curb plate 3 and second curb plate 4's thickness is 0.6-1.2 mm.

In one embodiment, the aluminum alloy profile plate unit may have a thickness of 16 to 48mm and a width of 50 to 200 mm.

In one embodiment, the distance between two adjacent ribs 13 of the aluminum alloy section plate unit is 40-60 mm; the spacing distance between the ribbed plate 13 of the aluminum alloy section plate unit and the adjacent side plate (the first side plate 3 or the second side plate 4) is 40-60 mm.

The utility model discloses an inventor is when experimental to the structural strength of aluminum alloy section bar plate unit, discovers aluminum alloy section bar plate unit when receiving striking or local atress, if lack the support between upper plate and the lower floor plate, then produces deformation easily, has increaseed aluminum alloy section bar plate unit swell or sunken possibility. The rib plates are arranged in the cavity formed among the upper plate, the lower plate and the two side plates, so that the deformation of the aluminum alloy section plate unit can be eliminated or reduced, the arrangement quantity of the rib plates is too large, the distance interval is too small, the requirements on rolling and casting equipment of the aluminum alloy section plate unit are high, the casting efficiency and the quality of a product are influenced, the arrangement quantity of the rib plates is too small, the distance interval is too large, and the structural strength requirements cannot be met, in the test process, an inventor finds through multiple experiments that the interval distance between two adjacent rib plates of the aluminum alloy section plate unit is 40-60mm, or when the interval distance between the rib plate of the aluminum alloy section plate unit and the adjacent side plate is 40-60mm, the aluminum alloy section plate unit can adapt to the structural strength requirements, the production efficiency and the product qualification rate can be improved, and the casting efficiency and the quality of the product are guaranteed.

Example two:

based on the same inventive concept, the embodiment of the utility model provides an aluminium alloy section bar board unit similar to aluminium alloy section bar board unit structure in embodiment one is still provided, and the structure is the same and is no longer repeated.

In one embodiment, the inner surface of the terminal plate 501 of the socket 5 may have an uneven texture at least partially.

Referring to fig. 9, the inner surfaces of a pair of end plates 501 of the insertion groove 5 are provided with saw-toothed textures, so that the surfaces thereof are uneven. Of course, other different types of lines may also be adopted, for example, lines with a wavy cross section, or other irregular lines, and the embodiment of the present invention is not limited.

With the embodiment of the utility model provides a surface of the bayonet joint of another aluminum alloy section bar plate unit that aluminum alloy section bar plate unit is connected can set up corresponding shape. For example, when the plug connector of another aluminum alloy section unit plate is formed by a pair of plug plates which are formed on the outer walls of the side plates and are parallel to the upper layer plate and the lower layer plate, the outer surface of each plug plate also has saw-toothed lines corresponding to the inner surface of the end connecting plate. Or, when the plug connector of another aluminum alloy section unit plate is a convex plate formed by outwards protruding the side plate of the plug connector, the surface of the convex plate is also provided with sawtooth-shaped lines corresponding to the inner surface of the end connection plate.

The embodiment of the utility model provides an aluminum alloy section bar board unit is only different with the aluminum alloy section bar board unit shown in fig. 1-3 for the internal surface structure of a pair of end joint plate of inserting groove, and other structures can be the same, and the same part of structure is no longer repeated here.

The embodiment of the utility model provides an aluminum alloy section plate unit's the interior surface of the butt joint board of curb plate has unevenness's line at least partially; the outer surface of the plug connector of the other aluminum alloy section plate unit connected with the plug connector is provided with grains corresponding to the inner surface of the end joint plate, and when the two adjacent aluminum alloy section plate units are clamped or plugged, the grains are arranged on the surface of the contact surface, so that the contact area and the friction force are increased, the connection and the fixation are firmer, and the structural strength of the connecting part is enhanced.

Example three:

based on the same inventive concept, the embodiment of the utility model provides an aluminium alloy section board unit that aluminium alloy section board unit structure in still providing one kind and embodiment one or embodiment two is similar, and the structure is the same and is no longer repeated.

In one embodiment, the upper surface of the upper plate 1 and/or the lower surface of the lower plate 2 may be at least partially uneven.

Referring to fig. 10, the upper surface of the upper plate 1 and the lower surface of the lower plate 2 of the aluminum alloy profile plate unit have zigzag lines, so that the surfaces thereof are uneven. Of course, other different types of lines may also be adopted, for example, lines with a wavy cross section, or other irregular lines, and the embodiment of the present invention is not limited.

The embodiment of the utility model provides an aluminum alloy section bar board unit is only for the surface texture of upper plate and/or lower floor's board and embodiment one or the two shown aluminum alloy section bar units of embodiment are different, and other structures can be the same, and the same part of structure is no longer repeated here.

The embodiment of the utility model provides an at least part unevenness on the lower surface of the upper plate of aluminum alloy section bar board unit and/or lower plywood, such structure, follow-up through sticky mode under the condition that the attached outer covering of upper plate and/or lower plywood of aluminum alloy section bar board unit formed whole board, increase the upper surface of upper plate and/or the lower surface of lower plywood and the bonding area of outer covering, improve the adhesion between aluminum alloy section bar unit and the outer covering.

Example four:

the embodiment of the utility model provides a still provide one kind with embodiment one to the aluminium alloy ex-trusions board unit that aluminium alloy ex-trusions board unit structure in the embodiment three is similar mutually, the same part of structure is no longer repeated.

In one embodiment, a cavity formed between the upper plate 1, the lower plate 2, the first side plate 3 and the second side plate 4 may be filled with a foaming agent. Compared with the structures of the aluminum alloy profile plate unit shown in the first to third embodiments, the aluminum alloy profile plate unit provided in this embodiment is only filled with the foaming agent in the cavity formed between the upper plate, the lower plate, the first side plate and the second side plate, and other structures may be the same, and the structures are the same, and are not repeated herein.

In a specific embodiment, the foaming agent may be a polyurethane foaming agent or other types of foaming agents known in the art, as long as the function and effect of the filling can be achieved, and the present invention is not limited thereto.

The embodiment of the utility model provides a vacuole formation between upper plate, lower plywood, first curb plate and the second curb plate of aluminum alloy section bar board unit packs the foamer in the cavity, strengthens the syllable-dividing effect of aluminum alloy section bar board unit, simultaneously for aluminum alloy section bar board unit inner space is filled, optimizes structural strength.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. The present disclosure is not limited to the precise structures that have been described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (10)

1. An aluminum alloy profile plate unit with plug grooves and connecting clamp grooves is characterized by comprising: the structure comprises an upper plate (1), a lower plate (2) and a first side plate (3) and a second side plate (4), wherein the upper plate (1) and the lower plate (2) are parallel to each other, the first side plate (3) and the second side plate (4) are connected with the upper plate (1) and the lower plate (2), and a cavity is formed among the upper plate (1), the lower plate (2), the first side plate (3) and the second side plate (4);

an inserting groove (5) is formed in the outer wall of the first side plate (3), and the inserting groove (5) is formed by end joint plates (501) of the upper layer plate (1) and the lower layer plate (2) extending outwards from the first side plate (3); the outer wall of the second side plate (4) is provided with an L-shaped plate (6) in the direction of outward extension of the upper plate (1) or the lower plate (2) to form a connecting clamping groove (7).

2. Aluminium alloy profile plate unit according to claim 1, c h a r a c t e r i z e d in that the inner surface of the end plate (501) of the plug groove (5) is at least partly provided with an uneven texture.

3. Aluminium alloy profile plate unit according to claim 1, characterized in that in the cavity formed between the upper plate (1), the lower plate (2), the first side plate (3) and the second side plate (4) is provided a receiving groove (9) for receiving a connecting piece.

4. Aluminium alloy profile plate unit according to claim 3, characterized in that the upper plate (1) or lower plate (2) has receiving holes (10) in the positions corresponding to the adjusting bolts of the connectors.

5. Aluminium alloy profile plate unit according to claim 3, characterized in that the receiving groove (9) is:

a cavity area enclosed by two groups of positioning blocking ribs (11) which are respectively fixed on the upper layer plate (1) and the lower layer plate (2) and are arranged in parallel;

or the like, or, alternatively,

a cavity area surrounded by positioning blocking ribs (11) fixed on the upper layer plate (1) and the lower layer plate (2), and raised edges (12) on the upper layer plate (1) and/or the lower layer plate (2); the edge (12) is continuous or discontinuous;

or the like, or, alternatively,

a cavity area enclosed by at least two raised edges (12) on the upper plate (1) and/or the lower plate (2).

6. Aluminium alloy profile plate unit according to claim 1, characterized in that there is also at least one rib (13) fixedly connecting the upper plate (1) and the lower plate (2) in the cavity formed between the upper plate (1), the lower plate (2), the first side plate (3) and the second side plate (4).

7. An aluminum alloy profile plate unit as claimed in claim 6, wherein the aluminum alloy profile plate unit has a thickness of 16-48mm and a width of 50-200 mm.

8. Aluminium alloy profile plate unit according to claim 7, characterised in that adjacent ribs (13) of the aluminium alloy profile plate unit are spaced apart by a distance of 40-60 mm;

the spacing distance between the rib plate (13) of the aluminum alloy section plate unit and the adjacent side plate is 40-60 mm.

9. Aluminium alloy profile plate unit according to any one of claims 1 to 8, c h a r a c t e r i z e d in that the upper surface of the upper plate (1) and/or the lower surface of the lower plate (2) is at least partly uneven.

10. Aluminium alloy profile plate unit according to any of claims 1 to 8, c h a r a c t e r i z e d in that the cavities formed between the upper plate (1), the lower plate (2), the first side plate (3) and the second side plate (4) are filled with foaming agent.

Images