CN216976149U

CN216976149U - Universal flange and connecting mechanism for eliminating pipeline stress

Info

Publication number: CN216976149U
Application number: CN202220663710.2U
Authority: CN
Inventors: 乔忠道; 乔继锋
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-25
Filing date: 2022-03-25
Publication date: 2022-07-15
Anticipated expiration: 2032-03-25

Abstract

The utility model discloses a universal flange and a connecting mechanism for eliminating pipeline stress, which comprise a flange and a universal ball head, wherein the universal ball head comprises a universal convex ball head and a universal concave ball head, the interiors of the universal convex ball head and the universal concave ball head are respectively provided with a channel penetrating through two ends, and a ball head I of the universal convex ball head is in butt joint communication with a ball head II of the universal concave ball head; the flange is formed by arranging a rotating body which is convex upwards and has gradually reduced caliber on the connector; the universal ball head is connected with the universal ball heads on two sides, the flanges used in a matched mode are fixed, the pipelines can be connected, the connection mode is high in adaptability, the problem that two traditional pipelines can be connected only on one straight line is solved, the connection mode can rotate flexibly at any angle in the positions of the ball heads, connection stress between the pipelines is overcome, and the service life of the flanges is prolonged.

Description

Universal flange and connecting mechanism for eliminating pipeline stress

Technical Field

The utility model belongs to the field of flange equipment, and particularly relates to a universal flange and a connecting mechanism for eliminating pipeline stress.

Background

The flange connection is an important connection mode for pipeline construction, plays an irreplaceable role, is convenient to connect and use, can bear larger pressure, is very wide in use and various in use, and is an important part, but the traditional pipeline flange requires that two flange sealing surfaces to be connected are plane and parallel, and simultaneously requires that the flange and the connected pipeline are on the same straight line; for the pipe fitting with two ends not in a straight line, the flanges are forcibly connected, so that the pipeline has great stress, and therefore, a universal flange capable of eliminating the stress of the pipeline is urgently needed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects of the prior art and provides a universal flange and a connecting mechanism for eliminating pipeline stress.

In order to solve the technical problems, the utility model is realized by the following technical scheme: the universal flange for eliminating pipeline stress comprises a flange and a universal ball head, wherein the universal ball head comprises a universal convex ball head and a universal concave ball head, passages penetrating through two ends are formed in the universal convex ball head and the universal concave ball head respectively, and a ball head I of the universal convex ball head is in butt joint communication with a ball head II of the universal concave ball head; the flange is formed by arranging a rotating body which is convex upwards and has a gradually reduced caliber on the connecting body; the universal convex ball head and the universal concave ball head are respectively sleeved with the rotating bodies of the flanges in a clamping manner, and the opposite flanges are tightly fastened through bolts.

As a further improvement of the utility model, the through hole of the ball bottom of the universal convex ball head is smaller than the through hole of the ball bottom of the universal concave ball head, and the universal convex ball head seat is arranged on the universal concave ball head.

As a further improvement of the utility model, the universal convex ball head and the universal concave ball head are spherical surface seals.

As a further improvement of the utility model, the specifications of the universal convex ball head and the universal concave ball head are the same, the inner wall of the rotating body is a spherical surface, the maximum caliber h of the inner ring is smaller than the diameter of the ball head, and the radius R of the spherical surface in the rotating body is equal to the radius R of the ball head.

The universal flange connecting mechanism for eliminating pipeline stress comprises a flange, a universal ball head and a ball head connecting piece, wherein the ball head connecting piece is formed by respectively arranging universal connecting balls integrated with the connecting rod at two ends of the connecting rod, the universal connecting balls at the two ends are respectively matched with the universal ball head, and the flange is formed by arranging a rotating body which is upwards convex and has a gradually reduced caliber on a connecting body; the universal ball heads of the universal connecting balls are respectively sleeved with the rotating bodies of the flanges in a clamping manner and are tightly held through bolts.

As a further improvement of the utility model, the universal ball head comprises a universal convex ball head and a universal concave ball head, the two ends of the connecting rod are respectively provided with a universal connecting convex ball and a universal connecting concave ball which are integrated with the connecting rod, the universal connecting convex ball is positioned on the universal concave ball head and is fastened through a flange, and the universal convex ball seat is positioned on the universal connecting concave ball and is fastened through a flange.

As a further improvement of the utility model, the universal ball head is a universal convex ball head, the two ends of the connecting rod are respectively provided with a universal connecting concave ball integrated with the connecting rod, and the universal convex ball head seat is arranged on the universal connecting concave balls at the two ends and is fastened through a flange.

As a further improvement of the utility model, the universal ball head is a universal concave ball head, the two ends of the connecting rod are respectively provided with a universal connecting convex ball which is integrated with the connecting rod, and the universal connecting convex balls are respectively arranged on the universal concave ball head and are fastened through flanges.

The universal flange and the connecting mechanism for eliminating pipeline stress have the advantages that the end of the pipeline is welded with the ball rod of the universal ball head, the universal ball heads on the two sides are connected, the universal ball heads are fixed by the flange matched with the universal ball heads, and the pipeline can be connected.

Drawings

FIG. 1 is a schematic view of a flange of the present invention;

FIG. 2 is a schematic view of a universal socket head according to the present invention;

FIG. 3 is a schematic view of a universal convex ball head of the present invention;

FIG. 4 is a schematic view of a universal ball head attachment flange of the present invention;

FIG. 5 is a schematic view of a ball joint attachment of the present invention;

fig. 6-9 are schematic structural views of different embodiments of the present invention.

Detailed Description

The universal flange and the connecting mechanism for relieving pipeline stress are further described in the following.

Example 1

The universal flange for eliminating pipeline stress comprises a universal ball head, wherein the universal ball head comprises a universal convex ball head 3 and a universal concave ball head 4, and a ball handle I12 of the universal convex ball head 3 and a ball handle II 13 of the universal concave ball head 4 are respectively welded and fixed with pipelines at two ends.

All open the passageway 9 that runs through both ends in universal convex ball head 3 and universal concave ball head 4 inside, and universal convex ball head 3's bulb I1 and universal concave ball head 4's bulb II 2 butt joint intercommunication, and the through-hole of universal convex ball head 3 ball bottoms is less than the through-hole of universal concave ball head 4 ball bottoms, universal convex ball head 3 seats on universal concave ball head 4, realize that pipeline joint's unsmooth sphere cooperation is sealed, can be sealed with the pad at concave sphere, also can be in the processing slot of concave sphere, add rubber ring etc. in.

The flange is formed by arranging a rotating body 11 which is convex upwards and has a gradually reduced caliber on the connecting body 10; the universal convex ball head 3 and the universal concave ball head 4 are respectively sleeved with a rotating body 11 of a flange in a clamping mode and are tightly held through bolts, wherein the universal convex ball head 3 and the universal concave ball head 4 are identical in specification, the inner wall of the rotating body 11 is a spherical surface, the caliber h of an inner ring is smaller than the diameter of the ball head, the radius R of the inner spherical surface of the rotating body 11 is equal to the radius R of the ball head, the spherical surface of the flange is freely, flexibly and multi-angle matched with the spherical surface of the universal ball head, and the universal convex ball head 3 and the universal concave ball head 4 are in spherical surface sealing.

When the universal ball head is used, the universal convex ball head 3 and the universal concave ball head 4 are respectively welded on pipelines at two ends, the universal convex ball head 3 is seated on the universal concave ball head 4 and rotates to a proper angle, and then the universal convex ball head is fastened and fixed by a flange.

Example 2

The universal flange connecting mechanism for eliminating pipeline stress comprises a universal ball head and a ball head connecting piece 5, wherein the ball head connecting piece 5 is characterized in that a universal connecting convex ball 7 and a universal connecting concave ball 8 which are integrated with the connecting rod 6 are respectively arranged at two ends of the connecting rod 6, as shown in figure 5; universal bulb include universal protruding bulb 3 and universal concave bulb 4, universal connection protruding bulb 7 seat in universal concave bulb 4 and through the flange fastening, the through-hole at the bottom of the 7 ball of universal connection protruding bulb is less than the through-hole at the bottom of the 4 ball of universal protruding bulb, universal protruding bulb 3 seats on universal connection concave bulb 8 and through the flange fastening, the through-hole at the bottom of the 3 ball of universal protruding bulb is less than the through-hole at the bottom of the 8 ball of universal connection concave bulb.

When the distance or direction of the two pipelines is deviated, when the pipeline is used, the universal convex ball head 3 and the universal concave ball head 4 are respectively welded on the pipelines at the two ends, meanwhile, the ball head connecting piece 5 matched with the universal convex ball head 3 and the universal concave ball head 4 is connected between the universal convex ball head 3 and the universal concave ball head 4, each ball head is rotated to a proper angle according to the field condition, as shown in figure 6, and then is fastened and fixed by a flange, and then the connection is completed.

Example 3

The universal flange connecting mechanism for eliminating pipeline stress comprises a universal ball head and a ball head connecting piece 5, wherein the ball head connecting piece 5 is characterized in that universal connecting concave balls 8 which are integrated with a connecting rod 6 are fixed at two ends of the connecting rod, and the universal ball head is a universal convex ball head 3; universal convex ball heads 3 are respectively arranged on the universal connecting concave balls 8 at the two ends and are fastened through flanges, wherein through holes at the ball bottoms of the universal convex ball heads 3 are smaller than through holes at the ball bottoms of the universal connecting concave balls 8.

When the distance or direction of the two pipelines deviates, universal convex ball heads 3 are fixed on the pipelines at the two ends when the pipeline is used, a ball head connecting piece 5 matched with the universal convex ball heads 3 is connected between the universal convex ball heads 3, and universal connecting concave balls 8 are arranged at the two ends of the ball head connecting piece 5; the universal convex ball heads 3 are seated on the universal connecting concave balls 8, and the ball heads are rotated to proper angles according to the field conditions, as shown in figure 7, and are fastened and fixed by flanges, and then the connection is completed.

Example 4

The universal flange connecting mechanism for eliminating pipeline stress comprises a universal ball head and a ball head connecting piece 5, wherein the ball head connecting piece 5 is characterized in that universal connecting convex balls 7 integrated with a connecting rod 6 are fixed at two ends of the connecting rod, and the universal ball head is a universal concave ball head 4; the universal connection convex balls 7 at the two ends are respectively arranged on the universal concave ball heads 4 at the two ends and are fastened through flanges, wherein the through holes at the ball bottoms of the universal connection convex balls 7 are smaller than the through holes at the ball bottoms of the universal concave ball heads 4.

When the distance or direction of the two pipelines deviates, when the pipeline joint is used, universal concave ball heads 4 are fixed on the pipelines at the two ends, ball head connecting pieces 5 matched with the universal concave ball heads 4 are connected among the universal concave ball heads 4, and two of the ball head connecting pieces 5 are universal connecting convex balls 7; the universal connection convex ball 7 is seated on the universal concave ball head 4, and each ball head is rotated to a proper angle according to the field condition, as shown in figure 8, and is fastened and fixed by a flange, and then the connection is completed.

Example 5

The universal flange connecting mechanism for eliminating pipeline stress comprises two universal ball heads and two ball head connecting pieces 5, wherein the two ball head connecting pieces 5 are connected in sequence and then are respectively connected with the corresponding universal ball heads at two ends, the two ball head connecting pieces can rotate for 360 degrees around the direction of a connected pipeline, and the included angle of connecting rods of the two ball head connecting pieces is adjusted, so that the total length of the two ball head connecting pieces can be changed, the requirement on the deviation of the distance between the connected pipelines can be met, the stress of the connected pipelines can be eliminated, and the stress generated by the deviation in the direction of the connected pipelines can also be eliminated.

In the above embodiment, the universal convex ball head 3, the universal concave ball head 4, the universal connecting convex ball 7, and the universal connecting concave ball 8 have the same specification.

Claims

1. The universal flange for eliminating pipeline stress comprises a flange and is characterized by further comprising a universal ball head, wherein the universal ball head comprises a universal convex ball head (3) and a universal concave ball head (4), passages (9) penetrating through two ends are formed in the universal convex ball head (3) and the universal concave ball head (4), and a ball head I (1) of the universal convex ball head (3) is in butt joint communication with a ball head II (2) of the universal concave ball head (4); the flange is formed by arranging a rotating body (11) which is convex upwards and has gradually reduced caliber on the connecting body (10); the universal convex ball head (3) and the universal concave ball head (4) are respectively sleeved with a rotating body (11) of the flange, and the opposite flanges are tightly clamped through bolts.

2. A universal flange for relieving pipeline stress as defined in claim 1, wherein the through hole of the ball bottom of the universal male ball head (3) is smaller than the through hole of the ball bottom of the universal female ball head (4), and the universal male ball head (3) is seated on the universal female ball head (4).

3. A pipeline stressing universal flange according to claim 1 or 2, characterised in that the universal male (3) and female (4) ball heads are ball seals.

4. A universal flange for relieving pipeline stress as claimed in claim 2, wherein the universal convex ball head (3) and the universal concave ball head (4) have the same specification, the inner wall of the rotating body (11) is a spherical surface, the maximum caliber h of the inner ring is smaller than the diameter of the ball head, and the radius R of the spherical surface in the rotating body (11) is equal to the radius R of the ball head.

5. The universal flange connecting mechanism for eliminating pipeline stress comprises a flange, and is characterized by further comprising a universal ball head and a ball head connecting piece (5), wherein the ball head connecting piece (5) is formed by respectively arranging universal connecting balls integrated with the connecting rod (6) at two ends of the connecting rod, the universal connecting balls at the two ends are respectively matched with the universal ball head, and the flange is formed by arranging a rotating body (11) which is upwards convex and has a gradually reduced caliber on a connecting body (10); the universal connecting ball and the universal ball head are respectively sleeved with a rotating body (11) of the flange in a clamping way, and the opposite flanges are tightly held through bolts.

6. A universal flange connection mechanism for eliminating pipeline stress as claimed in claim 5, characterized in that the universal ball head comprises a universal male ball head (3) and a universal female ball head (4), the two ends of the connecting rod (6) are respectively provided with a universal connecting male ball (7) and a universal connecting female ball (8) which are integrated with the connecting rod, the universal connecting male ball (7) is seated on the universal female ball head (4) and fastened through a flange, and the universal male ball head (3) is seated on the universal connecting female ball (8) and fastened through a flange.

7. A universal flange connection mechanism for eliminating pipeline stress as claimed in claim 5, characterized in that the universal ball head is a universal convex ball head (3), the two ends of the connecting rod (6) are both provided with universal connection concave balls (8) integrated with the universal convex ball head, and the universal convex ball head (3) is seated on the universal connection concave balls (8) at the two ends and is fastened through a flange.

8. A universal flange connection mechanism for eliminating pipeline stress according to claim 5, characterized in that the universal ball head is a universal concave ball head (4), the two ends of the connecting rod (6) are respectively provided with a universal connection convex ball (7) integrated with the universal concave ball head, and the universal connection convex balls (7) are respectively arranged on the universal concave ball head (4) and fastened through flanges.