CN220623105U

CN220623105U - Adjustable shockproof flange

Info

Publication number: CN220623105U
Application number: CN202322021703.XU
Authority: CN
Inventors: 刘敏; 吴瑞忠; 冯骥勇; 杨浩
Original assignee: Leadtec Fine Ceramics Kunshan Co ltd
Current assignee: Leadtec Fine Ceramics Kunshan Co ltd
Priority date: 2023-07-31
Filing date: 2023-07-31
Publication date: 2024-03-19
Anticipated expiration: 2033-07-31

Abstract

The utility model discloses an adjustable shockproof flange which comprises a first flange and a second flange detachably connected with the first flange; the first flange is provided with a first connecting part welded with the pipeline and a plurality of third through holes connected with the second flange; the second flange comprises a second connecting part welded with the pipeline and an adjusting ring connected with the second connecting part, wherein the two sides of the adjusting ring are clamped with a first fixing ring and a second fixing ring which are fixedly connected with each other, and the first fixing ring and the second fixing ring are provided with a plurality of first through holes and a plurality of second through holes which are connected with the first flange. The position and the tightness of the bolt hole can be quickly adjusted, and meanwhile, the anti-seismic requirement can be met.

Description

Adjustable shockproof flange

Technical Field

The utility model belongs to the technical field of pipeline connection, and particularly relates to an adjustable shockproof flange.

Background

Flanges, also known as flange collars or lugs. The flange is a part for connecting the shafts and is used for connecting the pipe ends; there are also flanges for use on the equipment access ports for connection between two equipment, such as speed reducer flanges. The flange connection or the flange joint refers to detachable connection which is formed by connecting a flange, a gasket and a bolt with each other to form a group of combined sealing structures. The pipeline flange refers to a flange for a piping in a pipeline device, and is used on equipment to refer to an inlet and outlet flange of the equipment. The flanges are provided with holes, and the two flanges are tightly connected by bolts. The flanges are sealed by gaskets.

However, when the existing flanges are welded, the two flanges are welded at two ends of a pipeline to be connected respectively, so that bolt holes of the two flanges are easy to deviate, various vibrations can be generated in the long-term use process of the pipeline, the service life of the flanges can be reduced due to the vibrations, and the tightness is affected.

Disclosure of Invention

The utility model mainly solves the technical problem of providing an adjustable shockproof flange structure to solve the problem of hole position deviation during flange welding and reduce the influence of flange vibration.

In order to solve the technical problems, the utility model adopts a technical scheme that:

an adjustable shockproof flange comprises a first flange and a second flange detachably connected with the first flange;

the first flange is provided with a first connecting part welded with the pipeline and a plurality of third through holes connected with the second flange;

the second flange include with pipeline welded second connecting portion, and with the adjusting ring that second connecting portion is connected, the adjusting ring both sides are equipped with first solid fixed ring and second solid fixed ring, and first solid fixed ring and the mutual block of second solid fixed ring in order to realize fixed connection, first solid fixed ring, second solid fixed ring be equipped with a plurality of first through-holes, the second through-hole of first flange coupling.

Further, the first flange is further provided with a sealing ring groove for accommodating a sealing ring, and the sealing ring is embedded into the sealing ring groove;

the first flange is also provided with a groove for positioning the second flange and a fixing part for fixing the second flange with the ground.

Further, the adjusting ring comprises an inner ring and an outer ring, a plurality of buckles which are mutually buckled are arranged between the inner ring and the outer ring, a plurality of elastic elements are further arranged between the buckles, and inner threads are further arranged on the inner wall of the inner ring.

Further, an external thread matched with the inner wall of the inner ring is arranged on one side, far away from the pipeline welding, of the second connecting portion, and a flange matched with the groove is further arranged on the second connecting portion.

Further, the first fixed ring is provided with a plurality of bosses used for positioning, the second fixed ring is provided with positioning grooves matched with the bosses, and the first fixed ring is connected with the second fixed ring through fasteners.

Further, the elastic element is a spring.

Further, the fastener is a nut.

Further, the first flange is fixedly connected with the second flange through bolts.

The utility model has the beneficial effects that:

1, the inner wall of the inner ring is also provided with an internal thread, one side of the second connecting part, which is far away from the pipeline, is provided with an external thread matched with the inner wall of the inner ring, and the inner ring can be driven to rotate through the threads after welding, so that the bolt hole sites of the two flanges can be adjusted, and the bolt can be conveniently screwed in.

2, the first flange still be equipped with be used for with the recess of second flange location, the second connecting portion be equipped with recess complex flange, flange and recess close connection can improve the snap-in force between the flange, improves connection reliability.

The adjusting ring comprises an inner ring and an outer ring, a plurality of buckles which are mutually buckled are arranged between the inner ring and the outer ring, gaps are reserved among the buckles, eight elastic springs are further arranged among the buckles, and after the outer ring is subjected to external force, the springs are compressed to play a role in buffering, so that the anti-seismic performance of the flange is improved.

Drawings

FIG. 1 is a schematic view of a flange structure provided by the present utility model;

FIG. 2 is an exploded view of a second flange according to the present embodiment;

FIG. 3 is a schematic view of a first flange provided in this embodiment;

FIG. 4 is a schematic view of an adjusting ring provided in this embodiment;

FIG. 5 is an enlarged view of a portion of FIG. 4;

FIG. 6 is a schematic view of a first retaining ring provided in this embodiment;

FIG. 7 is a schematic view of a second retaining ring provided in this embodiment;

the parts in the drawings are marked as follows:

1. a first flange; 11. a first connection portion; 12. a third through hole; 13. a groove; 14. a seal ring groove; 15. a fixing part; 2. a second flange; 21. a second connecting portion; 211. an external thread; 212. a flange; 22. a first fixing ring; 221. a first through hole; 222. a boss; 23. an adjusting ring; 231. an inner ring; 232. an outer ring; 233. a buckle; 234. an elastic element; 24. a second fixing ring; 241. a second through hole; 242. a positioning groove; 25. a fastener; 3. and (3) sealing rings.

Detailed Description

The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.

Examples

As shown in fig. 1 to 7, an adjustable shockproof flange comprises a first flange 1 and a second flange 2 detachably connected with the first flange 1;

the first flange 1 is provided with a first connecting part 11 welded with a pipeline and eight third through holes 12 used for being connected with the second flange 2; specifically, the first flange 1 is further provided with a groove 13 for positioning with the second flange 2 and a fixing portion 15 for fixing with the ground. Specifically, for sealing performance, the first flange 1 is further provided with a sealing ring groove 14 for accommodating the sealing ring 3, and the sealing ring 3 is embedded in the sealing ring groove 14.

The second flange 2 comprises a second connecting portion 21 welded with the pipeline, and an adjusting ring 23 connected with the second connecting portion 21, wherein a first fixing ring 22 and a second fixing ring 24 are fixedly connected with each other by clamping two sides of the adjusting ring 23, and eight first through holes 221 and second through holes 241 connected with the first flange 1 are formed in the first fixing ring 22 and the second fixing ring 24. Specifically, the first flange 1 is fixedly connected with the second flange 2 through bolts.

The adjusting ring comprises an inner ring 231 and an outer ring 232, a plurality of buckles 233 which are mutually buckled are arranged between the inner ring 231 and the outer ring 232, gaps are reserved between the buckles 233, eight elastic elements 234 are further arranged between the buckles 233, the elastic elements 234 are springs, and inner threads are further arranged on the inner wall of the inner ring 231. Specifically, the side of the second connecting portion 21 far away from the welding side of the pipe is provided with an external thread 211 matching with the inner wall of the inner ring 231, and the second connecting portion 21 is further provided with a flange 212 matching with the groove 13.

For easy fixing and reliable connection, the first fixing ring 22 is provided with eight bosses 222 for positioning, the second fixing ring 24 is provided with positioning grooves 242 matched with the bosses 222, and the first fixing ring 22 and the second fixing ring 24 are connected by fasteners 25, specifically, the fasteners 25 are nuts.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the present utility model and the accompanying drawings, or direct or indirect application in other related technical fields, are included in the scope of the present utility model.

Claims

1. An adjustable shockproof flange is characterized in that: comprises a first flange (1) and a second flange (2) detachably connected with the first flange (1);

the first flange (1) is provided with a first connecting part (11) welded with a pipeline and a plurality of third through holes (12) connected with the second flange (2);

the second flange (2) comprises a second connecting part (21) welded with the pipeline, and an adjusting ring (23) connected with the second connecting part (21), wherein a first fixing ring (22) and a second fixing ring (24) are arranged on two sides of the adjusting ring (23), the first fixing ring and the second fixing ring are mutually clamped to realize fixed connection, and the first fixing ring (22) and the second fixing ring (24) are provided with a plurality of first through holes (221) and second through holes (241) connected with the first flange (1).

2. An adjustable shock flange according to claim 1, wherein: the first flange (1) is also provided with a sealing ring groove (14) for accommodating the sealing ring (3), and the sealing ring (3) is embedded into the sealing ring groove (14);

the first flange (1) is also provided with a groove (13) for positioning with the second flange (2) and a fixing part (15) for fixing with the ground.

3. An adjustable shock flange according to claim 2, wherein: the adjusting ring comprises an inner ring (231) and an outer ring (232), a plurality of buckles (233) which are mutually buckled are arranged between the inner ring (231) and the outer ring (232), a plurality of elastic elements (234) are further arranged between the buckles (233), and inner threads are further arranged on the inner wall of the inner ring (231).

4. An adjustable shock flange according to claim 3, wherein: and one side, far away from the pipeline welding, of the second connecting part (21) is provided with an external thread (211) matched with the inner wall of the inner ring (231), and the second connecting part (21) is also provided with a flange (212) matched with the groove (13).

5. An adjustable shock flange according to claim 1, wherein: the first fixing ring (22) is provided with a plurality of bosses (222) for positioning, the second fixing ring (24) is provided with positioning grooves (242) matched with the bosses (222), and the first fixing ring (22) and the second fixing ring (24) are connected through fasteners (25).

6. An adjustable shock flange according to claim 3, wherein: the elastic element (234) is a spring.

7. An adjustable shock flange according to claim 5 wherein: the fastener (25) is a nut.

8. An adjustable shock flange according to claim 1, wherein: the first flange (1) is fixedly connected with the second flange (2) through bolts.