CN206723660U - Drop-proof and leak-proof flange gasket and its application - Google Patents

Abstract

The utility model discloses a drop-proof and leak-proof flange sealing gasket, which comprises a flange sealing gasket body and claws, a medium through hole is arranged in the middle of the flange sealing gasket body, and the flange sealing gasket body There are lugs on both sides of the flange, and there are bolt installation holes on the lugs. There are multiple claws at the junction of the middle part of the flange gasket body and the lugs; The arc corners and welds from the arc. The utility model also discloses the application of the drop-proof and leak-proof flange sealing gasket. The claws of the utility model can be directly stuck on the flange to prevent falling off during installation. At the same time, the claws can position the flange gasket on the flange, and the assembly is fast; Connected together by bolts, the connection is tightly sealed; the medium through hole in the middle of the flange sealing gasket body is large, which is convenient for the medium to pass through; after the two flanges are connected, you can confirm that the joint is equipped with a seal by checking the exposed claws pad.

Description

Drop-proof and leak-proof flange gasket and its application

technical field

The utility model belongs to the technical field of auto parts, in particular to a drop-proof and leak-proof flange gasket and its application.

Background technique

When the pipeline is connected, flange sealing gaskets need to be added between the flanges at the joint of the two pipelines to increase the sealing performance of the pipeline joint. In the traditional assembly, the flat flange gasket is directly placed on the flange surface of one of the joint flanges, and then the other flange of the joint is placed on the flange gasket. After alignment , to complete the assembly, during the assembly process of the two flanges corresponding to this flat flange gasket, the flange gasket is easy to drop or misplaced, which is inconvenient to install and difficult to locate, and it is inconvenient after the installation is completed Check whether the flange gasket is installed. Existing patents provide anti-flange sealing gaskets, some of which add magnetic sealing layers and magnetic substances on the flange sealing gaskets, and some add adhesive layers on the flange sealing gaskets, such as application number 201310274717.0 and application number The Chinese patent of 201310248462.0, but these flange gaskets have a limited number of uses, and once assembly deviation occurs, it is not easy to modify, and it is not easy to judge whether the flange gasket is installed after the assembly is completed, which brings more inconvenience.

Contents of the invention

The purpose of the utility model is to provide a drop-proof and leak-proof flange gasket and its application, which is not easy to fall off during assembly, easy to install, and can clearly judge whether the flange gasket is installed at the connection. When applied between the flanges of the pipeline joints, it can increase the sealing performance and prevent the medium in the pipeline from leaking out.

In order to achieve the above purpose, the technical solution adopted by the utility model is: a flange sealing gasket for anti-dropping and leak-proof installation, including a flange sealing gasket body and claws, the middle part of the flange sealing gasket body A medium through hole is provided, lugs are provided on both sides of the flange sealing gasket body, bolt mounting holes are provided on the lugs, and the middle part of the flange sealing gasket body and the junction of the lugs are provided with Multiple jaws.

The utility model 1) the claws can be directly stuck on the flange, and the flange sealing gasket body can be positioned on the flange at the same time, and the assembly is fast; 2) the bolt mounting holes on the lugs can pass the flanges on both sides through the bolts Connected together, the connection is sealed and tight; 3) The medium through hole in the middle of the flange gasket body is large, which is convenient for the medium to pass through; 4) After the two flanges are connected, you can check the exposed claws to confirm the connection. Installed flange gasket.

Further, an annular protruding structure is provided around the medium through hole, and the protruding structure is consistent with the extension direction of the claw. The protruding structure can make the fit between the flange and the body of the flange sealing gasket more tightly, increase the friction force, and prevent falling off.

Further, the connection between the middle part of the flange sealing gasket body and the lug is a smooth arc connection. Reduce material usage.

Further, the clamping jaw is composed of a clamping part, a circular arc clamping angle and a welding part, the clamping part is a straight line segment, and the height of the clamping part is consistent with the thickness of the clamping flange. The snap-in part constitutes the accommodating space of the flange, and a flange at the joint is clamped in the accommodating space, and will not fall off during assembly.

Further, the welding portion is welded on the body of the flange sealing gasket. The welding part connects the whole claw with the body of the flange gasket to form a whole.

Further, the welding part is integrally stamped with the flange sealing gasket body. The body structure of the one-piece stamped claw and flange sealing gasket is stronger and the appearance is more beautiful.

Further, the engaging part and the welding part are connected by a circular arc transition, and the radius of the circular arc is 1-2 mm. The arc transition is used to save material and reduce the reverse force generated inside the claw.

Further, the engaging part and the arc angle are connected by a smooth transition of a small arc, and the radius of the arc is 1-2 mm; the radius of the arc angle is 1-2.5 mm. The arc transition saves material and reduces the reverse force generated inside the claw; the arc angle makes the snap-in part snap into the flange tightly, the flange will not pop out from the snap-in part, and the snap-in part will not slip off the flange.

An application of the above-mentioned anti-drop and leak-proof flange gasket, including a flange gasket, a flange and a pipe. The flange gasket is composed of a flange gasket body and a plurality of claws. The body of the flange sealing gasket is attached to the flange surface of the flange, and the flange is snapped into the accommodation space formed by the claws, and the middle part of the flange sealing gasket body and the flange is provided with a medium through hole , one end of the pipeline is snapped into the medium through hole, bolt installation holes are provided on both sides of the flange sealing gasket body, and the other flange is connected to the flange equipped with the flange gasket through the bolt installation holes.

Further, the shape of the flange sealing gasket body is consistent with the shape of the flange surface of the flange; the flange sealing gasket body and the claw are integrally stamped or welded; the medium A ring-shaped protruding structure consistent with the extension direction of the claw is provided around the through hole.

Description of drawings

Fig. 1 is the front view of the utility model.

Fig. 2 is a schematic diagram of the axonometric structure of the utility model.

Fig. 3 is a schematic diagram of the cross-sectional structure of the claw at the section A-A in Fig. 1 .

Fig. 4 is a front structural schematic diagram of the utility model assembled on the supercharger oil pipe flange.

Fig. 5 is a side view structural schematic diagram of the utility model clamped on the flange.

detailed description

The utility model will be described in further detail below in conjunction with the accompanying drawings to facilitate a clearer understanding of the utility model, but the utility model is not limited to the following specific embodiments.

As shown in Figures 1 to 3, the utility model is a flange gasket for anti-dropping and leak-proof installation. A large circular medium through hole 1.1 is arranged in the middle of the flange sealing gasket body 1, and the medium through hole 1.1 is provided. The diameter of the hole 1.1 is 15mm, the surrounding of the medium through hole 1.1 is provided with an annular raised structure 1.4, the sealing gasket 1.4 protrudes downwards, which is consistent with the extension direction of the claw 2, and the two sides of the flange sealing gasket body 1 are symmetrical A lug 1.2 is provided, and a circular bolt installation hole 1.3 is arranged on the lug 1.2. The diameter of the bolt installation hole 1.3 is 7mm, and the centers of the two bolt installation holes 1.3 and one medium through hole 1.1 are located on the same straight line; The connection between the middle part of the blue sealing gasket body 1 and the lug 1.2 is a smooth arc section, on which four claws 2 are arranged, and the intersection of the diagonal lines of the two spaced claws is the medium channel. The center of the hole 1.1; the claw 2 is composed of a straight clamping part 2.1, an arc clamping angle 2.2 and a welding part 2.5.

As shown in Figure 1, Figure 3 and Figure 4, the thickness of the clamping part 2.1 of the claw 2 is consistent with the thickness of the flange surface of the clamping flange 3, and the welding part 2.5 is welded on the flange gasket body 1, The welding part 2.5 can also be stamped and formed integrally with the flange gasket body 1 to form a whole; the snap-in part 2.1 and the welding part 2.5 are connected by an arc 2.3 transition, and the radius of the arc 2.3 is 1-2mm; the snap-in part 2.1 and the welding 90 degrees between the parts 2.5; a small arc 2.4 is used for a smooth transition connection between the snap-in part 2.1 and the arc corner 2.2, and the radius of the small arc 2.4 is 1-2 mm; the radius of the arc corner 2.2 is 1 mm. ~2.5mm.

As shown in Figure 2 to Figure 5, the utility model is an application of a drop-proof and leak-proof flange gasket, including flange gasket, flange 3 of the supercharger oil pipe and the pipeline of the supercharger oil pipe 4. The body 1 of the flange sealing gasket is snapped into the flange 3 of the oil pipe of the supercharger through the claw 2, and one end of the pipe 4 connected to the flange 3 of the oil pipe of the supercharger is assembled on the supercharger, and the end of the pipe 4 The other end snaps into the flange sealing gasket body 1 and the medium through hole 1.1 on the flange 3. The thickness of the flange 3 is consistent with the height of the accommodation space of the claw 2, and the flange surface of the flange 3 is sealed with the flange. The gasket body 1 is tightly attached, and then the other flange 3 at the joint is tightly attached to the other side of the flange sealing gasket body 1, and then the bolt mounting holes 1.3 of the three are fixed with bolts to complete the assembly. As long as you see the warped arc angle 1.3, you can confirm that the flange gasket has been installed at the joint of the two flanges 3 of the turbocharger oil pipe. Since the claw 2 and the flange 3 of the utility model are set correspondingly, when the claw 2 is stuck on the flange 3, it will not fall off, especially the arc angle of the claw 2 that is tilted outward. 1.3 increases the clamping degree of the clamping part 2.1.

The specific embodiments described above are only illustrative, and the limiting modifiers of the technical terms used in the utility model are only for convenience of description, and any equivalent substitution or substantially the same limitation all fall within the protection scope of the utility model Within, those of ordinary skill in the art, under the inspiration of the utility model's anti-drop and leak-proof flange sealing gasket and its application, without departing from the purpose of the utility model and the scope of protection of the claims, can also Many forms can be derived, and these are all within the protection scope of the present utility model.

Claims (10)

1. a kind of Anti-fall and the flange gasket of anti-neglected loading, including flange seal gasket body (1) and claw (2), its feature It is：The middle part of the flange seal gasket body (1) sets medium through hole (1.1), the flange seal gasket body (1) Both sides carry lug (1.2), and the lug (1.2) is provided with bolt mounting holes (1.3), the flange seal gasket body (1) Middle part and the junction of lug (1.2) be provided with multiple claws (2).

2. Anti-fall according to claim 1 and the flange gasket of anti-neglected loading, it is characterised in that：The medium through hole (1.1) bulge-structure (1.4) of an annular, the bearing of trend one of bulge-structure (1.4) and the claw (2) are provided with around Cause.

3. Anti-fall according to claim 1 and the flange gasket of anti-neglected loading, it is characterised in that：The flange gasket The middle part of piece body (1) and the connection of lug (1.2) connect for smooth arc.

4. Anti-fall according to claim 1 and the flange gasket of anti-neglected loading, it is characterised in that：The claw (2) by Snapin part (2.1), circular arc Ka Jiao (2.2) and weld part (2.5) connection composition, the snapin part (2.1) is straightway, the card The height for entering portion (2.1) is consistent with being caught in the thickness of flange (3).

5. Anti-fall according to claim 4 and the flange gasket of anti-neglected loading, it is characterised in that：The weld part (2.5) it is welded on flange seal gasket body (1).

6. Anti-fall according to claim 4 and the flange gasket of anti-neglected loading, it is characterised in that：The weld part (2.5) it is molded with flange seal gasket body (1) integrated punching.

7. the flange gasket of the Anti-fall and anti-neglected loading according to claim 5 or 6, it is characterised in that：The snapin part (2.1) it is connected between weld part (2.5) using circular arc (2.3) transition, the radius of the circular arc (2.3) is 1~2mm.

8. Anti-fall according to claim 7 and the flange gasket of anti-neglected loading, it is characterised in that：The snapin part (2.1) it is connected smoothly between the circular arc Ka Jiao (2.2) using segment circular arc (2.4), the segment circular arc (2.4) Radius is 1~2mm；The radius of the circular arc Ka Jiao (2.2) is 1~2.5mm.

9. the application of a kind of Anti-fall and the flange gasket of anti-neglected loading, including flange gasket, flange (3) and pipeline (4), its It is characterised by：The flange gasket is made up of flange seal gasket body (1) and multiple claws (2), the flange gasket Piece body (1) is bonded with the flange face of flange (3), and the flange (3) is caught in the accommodation space of claw (2) formation, the method The middle part of blue gasket seal body (1) and flange (3) is provided with medium through hole (1.1), and one end of the pipeline (4) is caught in medium and led to In hole (1.1), the both sides of the flange seal gasket body (1) are provided with bolt mounting holes (1.3), another flange (3) and dress The flange (3) for having flange gasket is connected by bolt mounting holes (1.3).

10. the application of flange gasket according to claim 9, it is characterised in that：The flange seal gasket body (1) Profile it is consistent with the shape of the flange face of the flange (3)；The flange seal gasket body (1) and the claw (2) are Integrated punching is molded or is welded to connect；The annular consistent with claw (2) bearing of trend is provided with around the medium through hole (1.1) Bulge-structure (1.4).