CN218031950U - Sealing flange structure - Google Patents

Abstract

The utility model provides a sealed flange structure belongs to the flange field of making. The utility model provides a sealed flange structure, includes first flange, second flange, ring, and first flange has first terminal surface and bulge, and the second flange has second terminal surface, third terminal surface and a plurality of first through-hole, the bulge passes first through-hole, the second terminal surface is connected with first terminal surface laminating, a plurality of locating parts of fixedly connected with on the internal diameter of ring, locating part spacing connection the bulge, in order to restrict the bulge relative to the activity of first through-hole, install a plurality of fasteners on the disc, the fastener is connected the disc and is just supported and lean on the ring to the restriction ring rotates. The utility model has the advantages of convenient installation.

Description

Sealing flange structure

Technical Field

The utility model relates to a flange field of making specifically is a sealing flange structure.

Background

In the process of connecting the two flanges, a plurality of screws are needed to be used as connecting parts, and when the two flanges are connected, the step of screwing the screws needs to be repeated for many times, so that the installation is complicated and inconvenient, and the installation or disassembly efficiency is low.

Disclosure of Invention

The utility model aims at having the above-mentioned problem to current technique, provided a sealing flange structure, had simple to operate's characteristics.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a sealed flange structure, includes first flange, second flange, ring, and first flange has first terminal surface and bulge, and the second flange has second terminal surface, third terminal surface and a plurality of first through-hole, the bulge passes first through-hole, the second terminal surface is connected with first terminal surface laminating, a plurality of locating parts of fixedly connected with on the internal diameter of ring, the spacing connection of locating part the bulge, in order to restrict the bulge relative to the activity of first through-hole, install a plurality of fasteners on the disc, fastener connecting disc just supports and leans on the ring to the restriction ring rotates.

Preferably, a plurality of second through holes are formed in the center of the circular ring, the second through holes are circumferentially arrayed along the central axis of the circular ring, first screw holes are formed in the second flange, the fastening pieces are screws, and the screws are in threaded connection with the second through holes and the second screw holes.

Preferably, the ring sets up on the third terminal surface, be equipped with the spacing groove on the bulge, the locating part is from the protruding gasket of ring inner circle, the gasket card is gone into the spacing groove, just the upper surface of gasket with the upper portion surface of spacing groove supports and leans on.

Preferably, the gasket abuts against the lower surface of the limiting groove and the third end surface.

Preferably, a sealing gasket is further arranged between the first end face and the second end face.

Preferably, the inner ring of the ring abuts against all the protrusions, and the ring can rotate.

Preferably, a first flow through hole is formed in the middle of the first flange, a second flow through hole is formed in the middle of the second flange, and the first flow through hole is communicated with the second flow through hole.

Compared with the prior art, the utility model has the advantages of it is following:

in this application, adopt the locating part on ring and the ring to replace traditional fastener to realize the high-speed joint of first flange and second flange, stable in structure, simple to operate.

Drawings

Fig. 1 is a front view of the present invention.

FIG. 2 is a top view of the present invention

Fig. 3 is a connection diagram of the first flange and the second flange when the ring is not mounted.

Fig. 4 isbase:Sub>A sectional view of sectionbase:Sub>A-base:Sub>A.

In the figure, the position of the upper end of the main shaft,

2. a first flange; 21. a first end face; 22. a projection; 221. a limiting groove; 23. a first flow through hole; 3. a second flange; 31. a second end face; 32. a third end face; 33. a first through hole; 34. a first screw hole; 35. a second flow through hole; 4. a circular ring; 41. a limiting member; 42. a second through hole; 5. a fastener; 6. and a gasket.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 4, a sealing flange structure includes a first flange 2, a second flange 3, and a ring 4, where the first flange 2 has a first end face 21 and a protruding portion 22, the second flange 3 has a second end face 31, a third end face 32 and a plurality of first through holes 33, the protruding portion 22 passes through the first through hole 33, the second end face 31 is attached to the first end face 21, a plurality of position-limiting members 41 are fixedly connected to the inner diameter of the ring 4, the position-limiting members 41 are connected to the protruding portion 22 in a position-limiting manner so as to limit the movement of the protruding portion 22 relative to the first through holes 33, a plurality of fastening members 5 are installed on the ring 4, and the fastening members 5 are connected to the ring 4 and abut against the ring 4 so as to limit the rotation of the ring 4.

The protruding portion 22 of the first flange 2 passes through the first through hole 33 of the second flange 3, the limiting groove 221 on the protruding portion 22 passes through the first through hole 33, then the ring 4 is arranged on the third end surface 32 of the second flange 3, and then the ring 4 is rotated, and the limiting member 41 on the ring 4 is clamped into the limiting groove 221, so that the protruding portion 22 is prevented from being disengaged from the first through hole 33, and the first flange 2 and the second flange 3 are fixedly connected. After the ring 4 rotates to the preset position, the ring 4 and the second flange 3 can be fixedly connected through the fastener 5, so that the ring 4 is prevented from rotating.

In this application, adopt locating part 41 on ring 4 and the ring 4 to replace traditional fastener 5 to realize the high-speed joint of first flange 2 and second flange 3, stable in structure, simple to operate.

Specifically, as shown in fig. 4, a plurality of second through holes 42 are formed in the center of the ring 4, the plurality of second through holes 42 are axially arranged along the central axis of the ring 4 in an array manner, the second flange 3 is provided with first screw holes 34, and the connecting members are screws which are in threaded connection with the second through holes 42 and the first screw holes 34.

The second through hole 42 is arranged along the central axis array of the axial circular ring 4, the first screw hole 34 is arranged on the second flange 3, the screw passes through the second through hole 42 and is in threaded connection with the second through hole 42 and the first screw hole 34 during screw connection, the circular ring 4 can be fixed, the circular ring 4 is limited to rotate, and connection is firmer.

It should be noted that, as shown in fig. 4, the ring 4 is disposed on the third end surface 32, the protruding portion 22 is disposed with a limiting groove 221, the limiting member 41 is a gasket protruding from an inner ring of the ring 4, the gasket is clamped into the limiting groove 221, and an upper surface of the gasket abuts against an upper surface of the limiting groove 221.

The upper surface of the limiting groove 221 is in clamping limiting with the gasket, and the limiting connection between the limiting part 41 and the limiting groove 221 is utilized to save a part of installed connecting pieces during installation of the flange, so that the installation is rapid and convenient, and the installation is firm.

As shown in fig. 4, the spacer abuts against the lower surface of the stopper groove 221, the third end surface 32.

The spacing connection of the gasket, the spacing groove 221 and the third end surface 32 is utilized, so that a part of mounted connecting pieces are omitted during mounting of the flange, and the installation is convenient and firm.

As shown in fig. 1 to 4, a gasket 6 is further provided between the first end face 21 and the second end face 31. This makes the first flange 2 and the second flange 3 connected through the gasket 6, and the connection is firm.

As shown in fig. 2 and 4, the inner ring of the ring 4 abuts against all the projections 22, and the ring 4 can rotate.

The inner ring of the ring 4 abuts against all the convex parts 22, the ring 4 can rotate, when the gasket is installed, the gasket arranged on the ring 4 can rotate to the limiting groove 221 of the convex part 22 and is in limiting connection with the limiting groove 221, then the through holes of the ring 4 are fixedly connected, good sealing performance can be achieved without fixing a plurality of connecting pieces, and the installation is convenient and firm. And in the installation process, because the inner ring of the circular ring 4 is abutted against all the convex parts 22, the circular ring 4 can be fixed only by one fastener 5 in the process of fixing the circular ring 4, and the circular ring 4 is prevented from rotating.

As shown in the figure, the first flange 2 is provided with a first flow through hole 23 in the middle, the second flange 3 is provided with a second flow through hole 35 in the middle, and the first flow through hole 23 is communicated with the second flow through hole 35.

The first flow holes 23 of the first flange 2 are communicated with the second flow holes 35 of the second flange 3, so that the flanges can circulate liquid in the pipeline.

It should be noted that all directional indicators (such as up, down, left, right, front, and back \8230;) in the embodiments of the present invention are only used to explain the relative positional relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicators are changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. Also, the meaning of "and/or" appearing throughout is to include three versions, exemplified by "A and/or B" including either version A, or version B, or versions in which both A and B are satisfied. In addition, technical solutions between the embodiments may be combined with each other, but must be based on the realization of the technical solutions by a person skilled in the art, and when the technical solutions are contradictory to each other or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.

The above components are all standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experiments.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (7)

1. The utility model provides a sealing flange structure, includes first flange (2), second flange (3), ring (4), its characterized in that, first flange (2) have first terminal surface (21) and bulge (22), and second flange (3) have second terminal surface (31), third terminal surface (32) and a plurality of first through-hole (33), first through-hole (33) are passed in bulge (22), second terminal surface (31) are connected with the laminating of first terminal surface (21), a plurality of locating parts (41) of fixedly connected with on the internal diameter of ring (4), locating part (41) spacing connection bulge (22), in order to restrict bulge (22) for first through-hole (33) activity, install a plurality of fasteners (5) on ring (4), fastener (5) are connected ring (4) and are leaned on ring (4) to limit ring (4) and rotate.

2. The sealing flange structure according to claim 1, wherein a plurality of second through holes (42) are formed in the center of the ring (4), the plurality of second through holes (42) are circumferentially arranged along the central axis of the ring (4) in an array manner, the second flange (3) is provided with first screw holes (34), the fastening members (5) are screws, and the screws are in threaded connection with the second through holes (42) and the first screw holes (34).

3. A sealing flange structure according to claim 1, characterized in that the ring (4) is arranged on the third end surface (32), the protrusion (22) is provided with a limiting groove (221), the limiting member (41) is a gasket protruding from an inner ring of the ring (4), the gasket is clamped into the limiting groove (221), and an upper surface of the gasket abuts against an upper surface of the limiting groove (221).

4. A sealing flange structure according to claim 3, characterized in that the gasket abuts against the lower surface of the limiting groove (221), the third end surface (32).

5. A sealing flange construction according to claim 1, characterized in that a sealing gasket (6) is further provided between the first end surface (21) and the second end surface (31).

6. A sealing flange structure according to claim 1, characterised in that the inner ring of the ring (4) abuts against all the protrusions (22) and that the ring (4) is rotatable.

7. A sealing flange structure according to claim 1, characterized in that the first flange (2) is provided with a first flow through hole (23) in the middle, the second flange (3) is provided with a second flow through hole (35) in the middle, and the first flow through hole (23) is communicated with the second flow through hole (35).

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