Aluminum flat plate flange with reinforcing structure

Abstract

The utility model relates to the technical field of flanges, in particular to an aluminum flat plate flange with a reinforcing structure, which comprises a flat plate flange body, a plurality of bolt holes are arranged on the surface of the flat plate flange body, a reinforcing sleeve is sleeved on the outer side of the flat plate flange body, a sealing gasket is fixed on an inner ring opening of the reinforcing sleeve, and a reserved hole is arranged on the surface of the sealing gasket. A plastic plug piece is fixed to the surface of the reinforcing sleeve and inserted into the bolt hole. The aluminum flat plate flange with the reinforcing structure has the advantages that the reinforcing sleeve is arranged outside the flat plate flange body in a sleeved mode, the overall strength of the flat plate flange is effectively enhanced, the risk of deformation caused by external impact or collision is reduced, and the connection stability is improved.

Description

Technical Field

[0001] The utility model relates to the field of flanges, in particular to an aluminum flat plate flange with a reinforcement structure. Background Art

[0002] In industrial production, aluminum flat flanges are a commonly used connector, widely used in the connection between pipelines and equipment. However, there are some problems with traditional aluminum flat flanges in actual use, mainly including:

[0003] Insufficient strength: Although aluminum materials have the advantages of being lightweight and corrosion-resistant, their strength is relatively low and they are easily deformed by external impact or collision, which affects the stability and sealing of the connection.

[0004] Poor sealing: During the connection process, if the sealing measures between the flanges are not in place, it is easy to cause leakage problems and affect production safety.

[0005] Loose bolts: Bolts can easily loosen after prolonged use or under vibration, causing the connection to fail. Utility Model Content

[0006] The utility model aims to provide an aluminum flat plate flange with a reinforcement structure to solve the problems raised in the above background technology.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an aluminum flat flange with a reinforced structure, comprising a flat flange body, a surface of the flat flange body is provided with a plurality of bolt holes, an outer sleeve of the flat flange body is provided with a reinforcement sleeve, a sealing gasket is fixed to an inner ring mouth of the reinforcement sleeve, a surface of the sealing gasket is provided with a reserved hole, a surface of the reinforcement sleeve is fixed with a plastic plug, and the plastic plug is inserted into the bolt hole.

[0008] Preferably, the reinforcement sleeve is an annular plate structure with an "L"-shaped cross section, and the cross-sectional width of the reinforcement sleeve is greater than the cross-sectional width of the flat flange body.

[0009] Preferably, the sealing gasket is in the form of a circular plate, the inner ring diameter of the sealing gasket is larger than the inner ring diameter of the flat flange body, a plurality of reserved holes are provided, and the reserved holes correspond to the bolt holes one by one.

[0010] Preferably, the inner ring diameter of the reinforcement sleeve is equal to the inner ring diameter of the flat flange body, and a plurality of mounting holes are provided on the surface of the reinforcement sleeve, and the mounting holes correspond to the bolt holes one by one.

[0011] Preferably, the plastic plug is an "L"-shaped arc piece, one end of the plastic plug is fixed to the surface of the mounting hole, three plastic plugs are provided, the three plastic plugs are arranged along the outer ring surface of the mounting hole, and the other ends of the three plastic plugs are inserted into the bolt holes.

[0012] Preferably, an embedding groove is provided at one end of the plastic plug, the embedding groove is an arc-shaped groove, a rubber clamp is fixed inside the embedding groove, and the thickness of the rubber clamp is greater than the depth of the embedding groove.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The aluminum flat flange with a reinforced structure proposed by the utility model effectively enhances the overall strength of the flat flange by sleeved with a reinforcement sleeve on the outside of the flat flange body, reduces the risk of deformation caused by external impact or collision, and improves the stability of the connection; a sealing gasket is fixed inside the reinforcement sleeve, and when the reinforcement sleeve is buckled on the flat flange body, the sealing gasket can cover one side of the flat flange body, forming a tight seal with the adjacent flange structure, effectively preventing the occurrence of leakage problems; a plurality of plastic plugs are provided on the surface of the reinforcement sleeve, one end of the plastic plug is fixed on the reinforcement sleeve, and the other end is inserted into the bolt hole of the flat flange body. When the bolt passes through the mounting hole, the reserved hole and the bolt hole and is locked, the plastic plug is squeezed and clamped between the bolt rod and the bolt hole by the bolt rod, and at the same time, the rubber clamp on the plastic plug acts as an elastic gasket, increasing the friction between the bolt and the flat flange body, and effectively preventing the bolt from loosening. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a side view of the structure of the utility model;

[0017] Figure 3 for Figure 2 Structural cross-section view at AA in the middle;

[0018] Figure 4 for Figure 3 A schematic diagram of the structure enlargement in the middle;

[0019] Figure 5 This is a schematic diagram of the structure of the reinforcement sleeve of the utility model;

[0020] Figure 6 This is a schematic diagram of the structure of the plastic plug of the utility model.

[0021] In the figure: flat flange body 1, bolt hole 2, reinforcement sleeve 3, sealing gasket 4, reserved hole 5, plastic plug 6, embedded groove 7, rubber clamp strip 8, installation hole 9. DETAILED DESCRIPTION

[0022] In order to make the purpose and technical solution of the utility model clearly and completely described, and the advantages more clearly understood, the embodiments of the utility model are further described in detail in conjunction with the accompanying drawings. It should be understood that the specific embodiments described here are part of the embodiments of the utility model, not all of the embodiments, and are only used to explain the embodiments of the utility model, and are not used to limit the embodiments of the utility model. All other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] Embodiment 1

[0024] See also Figure 1-Figure 3 The utility model provides a technical solution: an aluminum flat flange with a reinforced structure, comprising a flat flange body 1, a plurality of bolt holes 2 are provided on the surface of the flat flange body 1, a reinforcement sleeve 3 is provided on the outer side of the flat flange body 1, a sealing gasket 4 is fixed to the inner ring of the reinforcement sleeve 3, a reserved hole 5 is provided on the surface of the sealing gasket 4, a plastic plug 6 is fixed on the surface of the reinforcement sleeve 3, and the plastic plug 6 is inserted into the bolt hole 2.

[0025] Embodiment 2

[0026] See attached Figure 5 As shown, on the basis of embodiment one, in order to realize the buckling of the reinforcement sleeve 3 on the flat flange body 1, the reinforcement sleeve 3 is an annular plate structure with an "L"-shaped cross-section, and the cross-sectional width of the reinforcement sleeve 3 is greater than the cross-sectional width of the flat flange body 1; the sealing gasket 4 is a circular ring plate structure, and the inner ring diameter of the sealing gasket 4 is greater than the inner ring diameter of the flat flange body 1, and a plurality of reserved holes 5 are provided, and the reserved holes 5 correspond to the bolt holes 2 one by one.

[0027] In order to avoid the hidden danger of deformation caused by collision and impact after the flat flange body 1 is installed, the reinforcement sleeve 3 is pre-installed on the pipe body on which the flat flange body 1 is installed. After the reinforcement sleeve 3 is fixed to the end of the pipe body and when the flat flange body 1 is connected to the flange structure on the adjacent pipe body, the reinforcement sleeve 3 is pushed along the pipe body toward the direction of the flat flange body 1, and the sealing gasket 4 is turned outward until the reinforcement sleeve 3 is buckled on the flat flange body 1, and then the sealing gasket 4 is turned back so that the sealing gasket 4 covers one side of the flat flange body 1. When the flat flange body 1 is connected to the adjacent flange structure, the sealing gasket 4 is clamped between the flat flange body 1 and the adjacent flange structure to play a sealing role.

[0028] Embodiment 3

[0029] See attached Figure 4 and Figure 6As shown, on the basis of Example 2, in order to prevent the bolts from loosening on the flat flange body 1 when the flat flange body 1 is installed and fixed by bolts; the inner ring diameter of the reinforcement sleeve 3 is equal to the inner ring diameter of the flat flange body 1, and a plurality of mounting holes 9 are opened on the surface of the reinforcement sleeve 3, and the mounting holes 9 correspond to the bolt holes 2 one by one; the plastic plug 6 is an "L"-shaped arc piece, and one end of the plastic plug 6 is fixed on the surface of the mounting hole 9. There are three plastic plugs 6, and the three plastic plugs 6 are arranged and distributed along the outer ring surface of the mounting hole 9. The other ends of the three plastic plugs 6 are all inserted into the bolt holes 2; an embedding groove 7 is opened at one end of the plastic plug 6, and the embedding groove 7 is an arc-shaped groove. A rubber clamp 8 is fixed inside the embedding groove 7, and the thickness of the rubber clamp 8 is greater than the depth of the embedding groove 7.

[0030] When the reinforcement sleeve 3 is installed on the flat flange body 1, the plastic plug 6 is inserted into the corresponding bolt hole 2. After the bolt rod is passed through the mounting hole 9, the reserved hole 5 and the bolt hole 2 in sequence, the plastic plug 6 is squeezed and clamped between the bolt rod and the bolt hole 2. After the bolt is tightened, the rubber clamp 8 is clamped between the plastic plug 6 and the plate body at the end of the bolt rod, playing the role of an elastic gasket, thereby preventing the bolt from loosening from the flat flange body 1.

[0031] When in use, the reinforcing sleeve 3 is pre-set on the pipe body where the flat flange body 1 is installed. After the reinforcing sleeve 3 is fixed to the end of the pipe body, and when the flat flange body 1 is connected to the flange structure on the adjacent pipe body, the reinforcing sleeve 3 is pushed horizontally along the pipe body toward the direction where the flat flange body 1 is located, and the sealing gasket 4 is turned outward until the reinforcing sleeve 3 is buckled on the flat flange body 1, and the sealing gasket 4 is turned back, and the sealing gasket 4 covers one side of the flat flange body 1. When the flat flange body 1 is connected to the adjacent flange structure, the sealing gasket 4 clamps It plays a sealing role between the flat flange body 1 and the adjacent flange structure; when the reinforcement sleeve 3 is installed in the flat flange body 1, the plastic plug 6 is inserted into the corresponding bolt hole 2, and after the bolt rod is passed through the mounting hole 9, the reserved hole 5 and the bolt hole 2 in sequence, the plastic plug 6 is squeezed and clamped between the bolt rod and the bolt hole 2, and after the bolt is locked, the rubber clamp 8 is clamped between the plastic plug 6 and the plate body at the end of the bolt rod, playing the role of an elastic gasket, thereby preventing the bolt from loosening from the flat flange body 1.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An aluminum flat flange with a reinforced structure, comprising a flat flange body (1), a surface of the flat flange body (1) is provided with a plurality of bolt holes (2), characterized in that: The outer side of the flat flange body (1) is provided with a reinforcing sleeve (3), the inner ring opening of the reinforcing sleeve (3) is fixed with a sealing gasket (4), the surface of the sealing gasket (4) is provided with a reserved hole (5), the surface of the reinforcing sleeve (3) is fixed with a plastic plug (6), and the plastic plug (6) is inserted into the bolt hole (2).

2. The aluminum flat flange with a reinforced structure according to claim 1, characterized in that: The reinforcing sleeve (3) is an annular plate structure with an "L"-shaped cross section, and the cross-sectional width of the reinforcing sleeve (3) is greater than the cross-sectional width of the flat flange body (1).

3. The aluminum flat flange with a reinforced structure according to claim 1, characterized in that: The sealing gasket (4) is in the form of a circular plate. The inner ring diameter of the sealing gasket (4) is larger than the inner ring diameter of the flat flange body (1). A plurality of reserved holes (5) are provided, and the reserved holes (5) correspond to the bolt holes (2) one by one.

4. The aluminum flat flange with a reinforced structure according to claim 1, characterized in that: The inner ring diameter of the reinforcement sleeve (3) is equal to the inner ring diameter of the flat flange body (1), and a plurality of mounting holes (9) are provided on the surface of the reinforcement sleeve (3), and the mounting holes (9) correspond to the bolt holes (2) one by one.

5. The aluminum flat plate flange with a reinforced structure according to claim 4, characterized in that: The plastic plug piece (6) is an "L"-shaped arc piece, one end of the plastic plug piece (6) is fixed to the surface of the mounting hole (9), three plastic plug pieces (6) are provided, the three plastic plug pieces (6) are arranged and distributed along the outer ring surface of the mounting hole (9), and the other ends of the three plastic plug pieces (6) are all inserted into the bolt holes (2).

6. The aluminum flat flange with a reinforced structure according to claim 1, characterized in that: One end of the plastic plug (6) is provided with an embedding groove (7), which is an arc-shaped groove. A rubber clamp (8) is fixed inside the embedding groove (7), and the thickness of the rubber clamp (8) is greater than the depth of the embedding groove (7).

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