CN220285235U - Melamine resin plate and keel structure - Google Patents

Abstract

The utility model belongs to the technical field of clean room plates, and particularly provides a melamine resin plate and a keel structure, which comprises four long keels, wherein the edges of the keels are respectively provided with a 45-degree chamfer, and the keels are spliced end to end in sequence to form a square frame structure; the keels are provided with square cavities penetrating through inclined planes at two ends along the length direction, an angle code is connected between two adjacent keels, the angle code is provided with two connecting plates which are mutually perpendicular, and the two connecting plates are respectively inserted into the square cavities of the two adjacent keels; the connecting plates comprise bodies, two side surfaces of each body are respectively provided with strip-shaped protrusions, the boundary line of the two connecting plates is used as a datum line, the extending direction of the protrusions is parallel to the boundary line, a plurality of protrusions in the same side surface are sequentially arranged along the direction away from the boundary line, and the protrusions are symmetrically arranged about the connecting plates; the bulge comprises a plane, and two ends of the plane are connected with the body through inclined planes.

Description

Melamine resin plate and keel structure

Technical Field

The utility model belongs to the technical field of clean room plates, and particularly provides a melamine resin plate and a keel structure.

Background

In the related technical scheme, the melamine resin board comprises a framework structure and a panel which are formed by keels. In order to form square frame in this scheme, it needs to chamfer 45 degrees with the both ends of fossil fragments, after two adjacent fossil fragments dock perpendicularly, laminating angle bar in the right angle inboard of fossil fragments, is provided with a plurality of screw respectively on angle bar and fossil fragments, is provided with the bolt in the screw, utilizes the bolt to screw up fixed angle bar and fossil fragments.

In the arrangement mode, the connection state between the adjacent keels depends on whether the positions of the screw holes are accurate or not, and when the positions of the screw holes are deviated, the included angle between the adjacent keels is possibly not 90 degrees; the two inclined planes are separated from each other, and the effect of vertical positioning cannot be achieved.

In addition, in this scheme two adjacent keels are only connected through the angle bar of right angle inboard, and the middle part of its chamfer and outside do not have connection structure, and this easily causes angle bar or screw atress too big and warp.

Disclosure of Invention

The utility model aims to provide a keel structure for melamine resin boards, which can at least solve one of the technical problems.

In order to solve the above problems in the prior art, one or more embodiments of the present utility model provide a keel structure for melamine resin board, including four long keels, the edges of the keels respectively have 45-degree chamfer surfaces, and the keels are spliced end to end in sequence to form a square frame structure; the keels are provided with square cavities penetrating through inclined planes at two ends along the length direction, an angle code is connected between two adjacent keels, the angle code is provided with two connecting plates which are mutually perpendicular, and the two connecting plates are respectively inserted into the square cavities of the two adjacent keels; the connecting plates comprise bodies, two side surfaces of each body are respectively provided with strip-shaped protrusions, the boundary line of the two connecting plates is used as a datum line, the extending direction of the protrusions is parallel to the boundary line, a plurality of protrusions in the same side surface are sequentially arranged along the direction away from the boundary line, and the protrusions are symmetrically arranged about the connecting plates; the protrusion comprises a plane, two ends of the plane are connected with the body through inclined planes, and the numerical relation between the thickness of the connecting plate and the width of the square cavity is set as: the connecting plate and the square cavity form interference fit to prevent the connecting plate from being separated from the square cavity.

The beneficial effects of one or more of the technical schemes are as follows:

in the scheme, under the condition that 45-degree chamfer faces are respectively arranged on the end faces of two adjacent keels, the end faces of the two adjacent keels are connected through corner connectors, and the corner connectors are inserted into square cavities of the keels; in this kind of setting scheme, need not set up the bolt hole in fossil fragments department, for adopting angle bar and the mode of bolt hole, can not influence the straightness that hangs down between two adjacent fossil fragments terminal surfaces because of the accuracy of seting up of screw.

In the scheme, the corner connector comprises two connecting plates, each connecting plate comprises a body, and a plurality of protrusions are arranged on the body, so that the thickness of the connecting plates can meet the requirements under the condition of reducing the weight of the corner connector; in addition, the connecting plate and the square cavity adopt an interference connection mode to enable larger friction force to be formed between the corner connector and the keel, and the corner connector and the keel can be fixed under the condition that no additional connecting piece is adopted.

In this scheme angle sign indicating number peg graft to the cavity of fossil fragments in, be equivalent to setting up the angle sign indicating number in the middle part of fossil fragments terminal surface, the skew plane cooperation angle sign indicating number of adjacent fossil fragments hinders torsional deformation between two adjacent fossil fragments, for the mode of connecting the angle bar in adjacent fossil fragments right angle inboard, the torsional deformation of this device can be high.

Drawings

Some embodiments of the present application are described below with reference to the accompanying drawings, in which:

figure 1 is an exploded view of a keel and corner fitting according to an embodiment of the utility model;

figure 2 is a schematic perspective view of a keel according to an embodiment of the utility model.

Fig. 3 is a schematic view of the structure of a corner connector according to an embodiment of the present utility model.

List of reference numerals: 1. a keel; 2. an angle code; 101. a concave-convex structure; 103. chamfering; 104. square frame part; 105. an H-shaped part; 106. a square cavity; 201. a protrusion; 2011. an inclined plane; 2012. a plane; 203. an intersection line; 204. an end face.

Detailed Description

It should be understood by those skilled in the art that the embodiments described below are only preferred embodiments of the present application, which are merely for explaining the technical principles of the present application and are not intended to limit the scope of the present application.

It should be noted that, in the description of the present application, terms such as "center," "upper," "lower," "top," "bottom," "vertical," "horizontal," "inner," "outer," and the like indicate directions or positional relationships, and are merely for convenience of description, but do not indicate or imply that the apparatus or element must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present application. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, it should be noted that, in the description of the present application, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; the connection may be direct, indirect via an intermediate medium, or communication between two elements. The specific meaning of the terms in this application will be understood by those skilled in the art as the case may be.

Example 1

As shown in fig. 1 to 3, the keel structure for melamine resin board provided in this embodiment includes. The keel structure for the melamine resin board comprises four strip-shaped keels, wherein the edges of the keels are respectively provided with a 45-degree chamfer 103, and the keels are spliced end to end in sequence to form a square frame structure; the keels are provided with square cavities 106 penetrating through inclined planes 2011 at two ends along the length direction, an angle brace 2 is connected between two adjacent keels, the angle brace 2 is provided with two mutually perpendicular connecting plates, and the two connecting plates are respectively inserted into the square cavities 106 of the two adjacent keels; the connecting plates comprise bodies, two side surfaces of each body are respectively provided with strip-shaped protrusions 201, the boundary line 203 of the two connecting plates is taken as a datum line, the extending direction of each protrusion 201 is parallel to the boundary line 203, a plurality of protrusions 201 in the same side surface are sequentially arranged along the direction far away from the boundary line 203, and the protrusions 201 are symmetrically arranged about the connecting plates; the protrusion 201 includes a plane 2012, two ends of the plane 2012 are connected to the body through inclined planes 2011, and the numerical relationship between the thickness of the connecting plate and the width of the square cavity 106 is set as follows: an interference fit is formed between the web and the square cavity 106 to prevent the web from disengaging from the square cavity 106.

In this embodiment, the end of the connecting plate far from the boundary line 203 is provided with a protrusion 201, and the inclined surfaces 2011 of the two protrusions 201 are connected with the end surface 204 of the connecting plate far from the boundary line 203.

In this embodiment, the keel includes a square frame 104 and two H-shaped portions 105 connected to each other, the square frame 104 forms a square cavity 106, the H-shaped portions 105 are vertically fixed to one side of the square frame 104 facing away from the center of the keel structure, and the H-shaped portions 105 extend in a direction away from the center of the keel structure.

Specifically, two H-shaped portions are arranged side by side, and the H-shaped portions are located at both ends of the square frame portion in the thickness direction. The arrangement of forming the recess between the two H-shaped portions facilitates reducing the weight of the keel while ensuring the dimensional requirements of the keel.

From another aspect, the arrangement facilitates the formation of a square cavity with the overall length, width and height dimensions of the keel unchanged.

In this embodiment, the upper surface of the keel is provided with a relief structure 101 along its length.

Example 2

In this embodiment, a positioning screw hole penetrating the square cavity 106 is provided at an end of the inner side of the keel, and a screw is provided in the positioning screw hole and is stopped against the inclined surface 2011 of one of the protrusions 201 near the boundary line 203.

Example 3

In this embodiment, the square cavity 106 has an elastic sleeve at the end of the keel along the length direction, the elastic sleeve is square, and the elastic part is attached to four inner wall surfaces of the square cavity 106.

Specifically, the elastic sleeve and the square cavity are fixed in various manners, for example, the elastic sleeve and the square cavity can be bonded by using strong glue. Or a limiting plate is welded in the square cavity, and the elastic sleeve is abutted against the limiting plate.

Example 4

The embodiment provides a fossil fragments structure for melamine resin board, including fossil fragments structure for melamine resin board, still include the panel, the panel is attached in fossil fragments structure's two sides department, has the core in the square frame structure.

The core material comprises rock wool or aluminum honeycomb; the core material can also take other structural forms, and can be arranged by the person skilled in the art.

Thus far, the technical solution of the present application has been described in connection with the foregoing preferred embodiments, but it is easily understood by those skilled in the art that the protective scope of the present application is not limited to the above-described preferred embodiments. The technical solutions in the above preferred embodiments may be split and combined by those skilled in the art without departing from the technical principles of the present application, and equivalent changes or substitutions may be made to related technical features, so any changes, equivalent substitutions, improvements, etc. made within the technical concepts and/or technical principles of the present application will fall within the protection scope of the present application.

Claims (8)

1. The keel structure for the melamine resin board is characterized by comprising four strip-shaped keels, wherein the edges of the keels are respectively provided with a 45-degree chamfer, and the keels are spliced end to end in sequence to form a square frame structure; the keels are provided with square cavities penetrating through inclined planes at two ends along the length direction, an angle code is connected between two adjacent keels, the angle code is provided with two connecting plates which are mutually perpendicular, and the two connecting plates are respectively inserted into the square cavities of the two adjacent keels;

the connecting plates comprise bodies, two side surfaces of each body are respectively provided with strip-shaped protrusions, the boundary line of the two connecting plates is used as a datum line, the extending direction of each protrusion is parallel to the boundary line, a plurality of protrusions in the same side surface are sequentially arranged along the direction away from the boundary line, and the protrusions are symmetrically arranged relative to the connecting plates; the protrusion comprises a plane, and two ends of the plane are connected with the body through inclined planes;

the numerical relation between the thickness of the connecting plate and the width of the square cavity is set as follows: and interference fit is formed between the connecting plate and the square cavity so as to prevent the connecting plate from being separated from the square cavity.

2. The keel structure for melamine resin board according to claim 1, wherein said protrusions are provided at the ends of said connection plates remote from said boundary line, and inclined surfaces of two protrusions are connected to the end surfaces of said connection plates remote from said boundary line.

3. The keel structure for melamine resin board according to claim 1, wherein said keel comprises a square frame portion and two H-shaped portions connected to each other, said square frame portion forming said square cavity, said H-shaped portions being vertically fixed to a side of said square frame portion facing away from the center of the keel structure, said H-shaped portions extending in a direction away from the center of the keel structure.

4. The keel structure for melamine resin board according to claim 1, wherein the upper surface of said keel is provided with a concavo-convex structure along the length direction thereof.

5. The keel structure for melamine resin board according to claim 1, wherein the end of the inner side surface of said keel is provided with a positioning screw hole penetrating through the square cavity, a screw is provided in said positioning screw hole, and said screw is stopped against an inclined surface of one of the protrusions near said boundary line.

6. The keel structure for melamine resin board as defined in claim 1, wherein said square cavity has an elastic sleeve at an end portion of the keel in a longitudinal direction, said elastic sleeve being square, said elastic sleeve being bonded to four inner wall surfaces of said square cavity.

7. A melamine resin board, characterized by comprising the keel structure for a melamine resin board as defined in any one of claims 1 to 6, further comprising panels attached to both sides of the keel structure, the square frame structure being filled with a core material.

8. The melamine resin board as claimed in claim 7, wherein the core material comprises rock wool or aluminum honeycomb.