CN216789574U

CN216789574U - Pipeline expansion joint

Info

Publication number: CN216789574U
Application number: CN202123421806.2U
Authority: CN
Inventors: 钟文聪
Original assignee: Lianfu Dongtai Rubber And Metal Products Co ltd
Current assignee: Lianfu Dongtai Rubber And Metal Products Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-06-21
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a pipeline expansion joint, which comprises a left hose, wherein a support is arranged in front of the left hose, a rotating rod is fixedly connected to the side surface of the support, a disc is connected to the surface of the rotating rod in a penetrating manner, a long rod is fixedly connected to the surface of the disc, a movable groove is formed in the disc, a rotating shaft is fixedly connected to the side wall of the movable groove, an equipment rod is rotatably connected to the surface of the rotating shaft, a gasket is movably connected to the side surface of the disc, a nut is movably connected to the side surface of the gasket, the inner part of the nut is in threaded connection with the surface of the rotating rod, a rib block is movably connected to the side surface of the equipment rod, a first flange plate, a second flange plate, the rotating shaft, the disc, the rotating rod, the counter bolt and the counter nut are matched, so that expansion and contraction can be realized at a turning part, this then protects the pipeline in the turn out, prolongs pipeline life.

Description

Pipeline expansion joint

Technical Field

The utility model relates to the technical field of pipeline expansion joints, in particular to a pipeline expansion joint.

Background

The expansion joint is also called as an expansion joint, an expansion joint and a compensator, can axially expand and contract within a certain range and is used for compensating the axial displacement generated by the reasons of expansion with heat, contraction with cold and the like in the use process of the pipeline.

And in pipeline engineering's installation, because installation and topography needs, the pipeline needs turn the connection, thereby satisfy the needs of installation and topography, and the expansion joint at prior art center can only follow pipeline axis level defence line and be concertina movement, the pipeline of connecting at the turn can not realize flexible function, can not satisfy and follow topography and installation requirement and increase expansion joint at the turn, the pipeline at the turn receives expend with heat and contract with cold to influence, prestressing force then can increase, can accelerate the damage of turn pipeline, reduce the life of turn pipeline, a pipeline expansion joint is proposed to this.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art and provides a pipeline expansion joint, and in order to achieve the purpose, the utility model adopts the following technical scheme: including left hose, left side hose the place ahead is provided with the support, support side fixedly connected with bull stick, bull stick surface through connection has the disc, disc surface fixedly connected with stock, the inside movable groove that has seted up of disc, movable groove lateral wall fixedly connected with pivot, the pivot surface is rotated and is connected with the equipment pole, disc side swing joint has the packing ring, the bull stick surface runs through inside the packing ring, packing ring side swing joint has the nut, the inside and bull stick surface threaded connection of nut, equipment pole side swing joint has the rib piece, No. one flange of rib piece side fixedly connected with, the inside through connection of rib piece has the tie bolt.

Preferably, to drawing bolt surface threaded connection has the nut of drawing, a ring flange and left hose terminal surface fixed connection, No. two ring flanges of left side hose bottom fixedly connected with, a ring flange and No. two ring flanges set up the number and are two to perforation on the ring flange can connect bolt and nut, then can make the more firm of two ring flanges connection like this.

Preferably, the equipment pole rear is provided with right hose, left hose terminal surface and ring flange terminal surface fixed connection are kept away from to right hose, No. one the ring flange is the symmetry setting, No. one the ring flange of right hose one end and No. one the ring flange of left hose one end pass through split bolt fixed connection.

Preferably, two the inside perforation of having all run through of ring flange No. one, a perforation and ring flange be the circumference and arrange the setting, No. two perforation on No. two ring flanges are connected with external pipeline to can also connect through bolt and nut.

Preferably, the bottom end of the right hose is fixedly connected with the top end of a second flange plate, the second flange plate is symmetrically arranged, a second through hole is formed in the second flange plate in a penetrating mode, the second through hole and the second flange plate are arranged in a circumferential mode, and the fixing rod is used for connecting and limiting the two supports.

Preferably, support, equipment pole, bull stick, stock all are the symmetry and set up to two supports are close to one side fixedly connected with dead lever each other, the dead lever is perpendicular setting with the equipment pole.

Preferably, the bottom end of the second flange plate is fixedly connected with a connecting seat, the surface of the connecting seat is fixedly connected with an installation block, a fixed block is arranged on the side face of the installation block, screws are connected to the fixed block and the installation block through internal threads, and the end face of the fixed block is fixedly connected with the end face of the long rod.

The utility model has at least the following beneficial effects;

according to the utility model, through the matching of the equipment rod, the long rod, the first flange plate, the second flange plate, the rotating shaft, the disk, the rotating rod, the split bolt and the split nut, the disk is inserted into the rotating rod through the support, the washer is inserted into the rotating rod, then the rotating nut is used for locking the disk, the second flange plate is fixedly connected with the long rod through the mounting block and the fixing block, and then the two first flange plates are mounted on the equipment rod through the split bolt and the split nut, so that the left hose and the right hose are fixedly connected, and the left hose and the right hose can be driven to rotate on the rotating shaft under the influence of expansion and contraction, so that when the left hose and the right hose are influenced by expansion and contraction, the telescopic motion of the left circumference taking the equipment rod as a radius can be realized, the expansion and contraction can be realized at a turning part, thereby the telescopic effect can be realized, and the pipeline which is turned is protected, the service life of the pipeline is prolonged.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

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

FIG. 2 is a schematic view of a first internal view of the present invention;

FIG. 3 is a schematic view of the internal structure of the filtration tank of the present invention;

fig. 4 is an enlarged schematic view of the structure at a of the present invention.

In the figure: 1. a left hose; 2. a right hose; 3. a first flange plate; 4. punching a hole I; 5. a rib block; 6. oppositely pulling the bolts; 7. oppositely pulling the nut; 8. an equipment pole; 9. a second flange plate; 10. a connecting seat; 11. punching a hole II; 12. fixing the rod; 13. a long rod; 14. a support; 15. a disc; 16. a movable groove; 17. a rotating shaft; 18. a screw; 19. a gasket; 20. a rotating rod; 21. a nut; 22. mounting blocks; 23. and (5) fixing blocks.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Referring to fig. 1-4, a pipeline expansion joint, including left hose 1, the place ahead of left hose 1 is provided with support 14, support 14 side fixedly connected with bull stick 20, bull stick 20 surface through connection has disc 15, disc 15 surface fixedly connected with stock 13, disc 15 is inside to have seted up activity groove 16, activity groove 16 lateral wall fixedly connected with pivot 17, pivot 17 surface rotation is connected with equipment pole 8, disc 15 side swing joint has packing ring 19, bull stick 20 surface through inside packing ring 19, packing ring 19 side swing joint has nut 21, inside and 20 surface threaded connection of bull stick 21, equipment pole 8 side swing joint has rib piece 5, rib piece 5 side fixedly connected with ring flange 3 No. one, rib piece 5 inside through connection has split bolt 6.

Optionally, in this embodiment, the surface of the split bolt 6 is in threaded connection with a split nut 7, the first flange 3 is fixedly connected with the end surface of the left hose 1, the second flange 9 is fixedly connected with the bottom end of the left hose 1, the right hose 2 is arranged behind the equipment pole 8, the right hose 2 is far away from the end surface of the left hose 1 and is fixedly connected with the end surface of the first flange 3, the first flange 3 is symmetrically arranged, and the first flange 3 at one end of the right hose 2 is fixedly connected with the first flange 3 at one end of the left hose 1 through the split bolt 6.

Two 3 inside perforation 4 of having seted up that all run through of ring flange No. one, perforation 4 is the circumference with ring flange 3 and arranges the setting, 2 bottom and No. two ring flange 9 top fixed connection of right hose, No. two ring flange 9 are the symmetry and set up, and No. two inside run through of ring flange 9 has seted up No. two perforation 11, and No. two perforation 11 are the circumference with No. two ring flange 9 and arrange and set up.

Support 14, equipment pole 8, bull stick 20, stock 13 all is the symmetry setting, and two supports 14 are close to one side fixedly connected with dead lever 12 each other, dead lever 12 is perpendicular setting with equipment pole 8, No. two 9 bottom fixedly connected with connecting seats 10 of ring flange, connecting seat 10 fixed surface is connected with installation piece 22, installation piece 22 side is provided with fixed block 23,

fixed block

23 and 22 internal thread of installation piece have screw 18, fixed block 23 terminal surface and stock 13 terminal surface fixed connection.

The working principle of the utility model is as follows:

firstly, a fixed block 23 and a mounting block 22 on a second flange 9 are mounted on a long rod 13 through screws 18, then the left second flange 9 and the right second flange 9 are respectively fixed on the left and right long rods 13, then an equipment rod 8 is rotated to the middle parts of the two long rods 13 and is vertical to a fixed rod 12, then two first flanges 3 are butted, a rib block 5 is aligned so as to lead a counter bolt 6 to pass through two rib plates, and then a counter nut 7 is rotated to fix the two flanges, at the moment, a disc 15 passes through a rotating rod 20, then a gasket 19 passes through the rotating rod 20 to be contacted with the side surface of the disc 15, then the nut 21 is rotated to drive the gasket 19 to extrude the disc 15 to further fix the disc 15 on a support 14, and because a left hose 1 and a right hose 2 are both fixed between the first flange 3 and the second flange 9, at the moment, the left hose 1 and the right hose 2 are fixed, and the hose adopts soft elastic material to make, then can make left hose 1 and right hose 2 as flexible pipe like this, left hose 1 and right hose 2 can receive expend with heat and contract with cold's influence when receiving the temperature influence at this moment, at this moment equipment pole 8 can follow left hose 1 and right hose 2 and rotate, thereby can satisfy the pipeline and also can connect in the turning, then can adjust according to the angle of pipeline in the turning like this, thereby can satisfy the condition that the pipeline needs connect expansion joint in the turning.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A pipeline expansion joint comprises a left hose (1), and is characterized in that: the utility model discloses a hose, including left side hose (1) the place ahead be provided with support (14), support (14) side fixedly connected with bull stick (20), bull stick (20) surface through connection has disc (15), disc (15) surface fixedly connected with stock (13), activity groove (16) have been seted up to disc (15) inside, activity groove (16) lateral wall fixedly connected with pivot (17), pivot (17) surface rotation is connected with equipment pole (8), disc (15) side swing joint has packing ring (19), bull stick (20) surface through inside packing ring (19), packing ring (19) side swing joint has nut (21), inside and bull stick (20) surface threaded connection of nut (21), equipment pole (8) side swing joint has rib piece (5), No. one flange dish (3) of rib piece (5) side fixedly connected with, the rib blocks (5) are internally connected with split bolts (6) in a penetrating manner.

2. The pipe expansion joint of claim 1, wherein: the surface of the split bolt (6) is in threaded connection with a split nut (7), the first flange plate (3) is fixedly connected with the end face of the left hose (1), and the second flange plate (9) is fixedly connected to the bottom end of the left hose (1).

3. The pipe expansion joint of claim 1, wherein: equipment pole (8) rear is provided with right hose (2), left hose (1) terminal surface and ring flange (3) terminal surface fixed connection are kept away from in right hose (2), ring flange (3) are the symmetry setting, ring flange (3) of right hose (2) one end and ring flange (3) of left hose (1) one end are through split bolt (6) fixed connection.

4. The pipe expansion joint of claim 1, wherein: two a perforation (4) have all been run through to have seted up in ring flange (3) inside, a perforation (4) are the circumference with a ring flange (3) and arrange the setting.

5. The pipe expansion joint of claim 3, wherein: the right side hose (2) bottom and No. two ring flange (9) top fixed connection, No. two ring flange (9) are the symmetry and set up, No. two inside running through of ring flange (9) have been seted up No. two and have been perforated (11), No. two perforation (11) are the circumference with No. two ring flange (9) and arrange and set up.

6. The pipe expansion joint of claim 1, wherein: support (14), equipment pole (8), bull stick (20), stock (13) all are the symmetry and set up to two supports (14) are close to one side fixedly connected with dead lever (12) each other, dead lever (12) are perpendicular setting with equipment pole (8).

7. The pipe expansion joint of claim 2, wherein: no. two ring flange (9) bottom fixedly connected with connecting seat (10), connecting seat (10) fixed surface is connected with installation piece (22), installation piece (22) side is provided with fixed block (23), fixed block (23) and installation piece (22) internal thread are connected with screw (18), fixed block (23) terminal surface and stock (13) terminal surface fixed connection.