CN211821158U

CN211821158U - Pipe end connecting piece of petroleum pipeline

Info

Publication number: CN211821158U
Application number: CN202020119447.1U
Authority: CN
Inventors: 卢斌
Original assignee: Tianjin Jinggong Petroleum Special Pipe Fittings Co ltd
Current assignee: Tianjin Jinggong Petroleum Special Pipe Fittings Co ltd
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2020-10-30
Anticipated expiration: 2030-01-19

Abstract

The utility model discloses a pipe end connecting piece of petroleum pipeline, the connecting pipe comprises a connecting pipe, open the one end of connecting pipe has the mounting groove, and the inside of mounting groove is connected with solid fixed ring through the hinge rotation, it has the fixed block all to weld on one side outer wall of solid fixed ring and connecting pipe, and it has the fixed orifices to open on the top outer wall of fixed block, connecting pipe and solid fixed ring pass through fixed orifices and bolt fixed connection, the welding has the equidistance to be the fixed tooth that fan-shaped structure distributes on solid fixed ring's the bottom inner wall, and it has anti-skidding groove to open on the top outer wall of fixed tooth, the welding has the boss on the side inner wall of connecting pipe, and all open on the side outer wall that is. The utility model discloses make the pipeline peg graft and rotate solid fixed ring after the slot is inside, make solid fixed ring can the joint on the side outer wall of pipeline for solid fixed ring and connecting pipe press from both sides the pipeline tightly, not only easy dismounting, and can dismantle the pipeline of certain one end alone.

Description

Pipe end connecting piece of petroleum pipeline

Technical Field

The utility model relates to a petroleum transportation technical field especially relates to a pipe end connecting piece of petroleum pipeline.

Background

Petroleum refers to a mixture of gaseous, liquid and solid hydrocarbons, and has a natural appearance, and is further classified into crude oil, natural gas liquid, natural tar and the like, but it is still used as the definition of "crude oil" in the convention that petroleum is a viscous, dark brown liquid called "industrial blood".

But at present still there is the pipeline pipe end connecting piece dismouting of not being convenient for, in case certain section pipeline takes place to block up or damage, can bring great difficulty for maintenance work, extravagant unnecessary manpower and time for the maintenance cost promotes. Therefore, there is a need to design a pipe end connector for petroleum pipelines to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a pipe end connecting piece of a petroleum pipeline.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a pipe end connecting piece of petroleum pipeline, includes the connecting pipe, the one end of connecting pipe is opened there is the mounting groove, and the inside of mounting groove is connected with solid fixed ring through the hinge rotation, it has the fixed block all to weld on one side outer wall of solid fixed ring and connecting pipe, and opens on the top outer wall of fixed block has the fixed orifices, connecting pipe and solid fixed ring pass through fixed orifices and bolt fixed connection.

Furthermore, fixed teeth which are distributed in a fan-shaped structure at equal intervals are welded on the inner wall of the bottom of the fixing ring, and anti-skid grooves are formed in the outer wall of the top of the fixed teeth.

Further, the welding has the boss on the side inner wall of connecting pipe, and all opens the draw-in groove on the side outer wall that is close to the connecting pipe both ends of boss, the inside joint of draw-in groove has sealed the pad, and opens on the sealed one side outer wall that fills up there is the slot.

Furthermore, guide grooves are formed in the outer wall of the top of the boss and close to two ends of the connecting pipe, and corrosion-resistant layers are bonded to the outer wall of the top of the boss and the inner wall of the side face of each guide groove.

Furthermore, it has the fixed slot to open on the side inner wall of connecting pipe, and the inside joint of fixed slot has the snap ring, threaded connection has the uide bushing on one side outer wall of snap ring, and the inside of uide bushing is pegged graft and is had between spring and the connecting rod, the one end welding of connecting rod has the baffle, and the baffle is located the inside of uide bushing, the spring is located between one side outer wall of baffle and one side outer wall of snap ring.

Furthermore, the connecting rod is kept away from one end threaded connection of uide bushing and is had the mounting panel, and opens the mounting hole that has the equidistance horizontal structure to distribute on the outer wall of one side of mounting panel.

The utility model has the advantages that:

1. through the solid fixed ring that sets up, the pipeline is pegged graft and is rotated solid fixed ring after the slot is inside, makes solid fixed ring can the joint on the side outer wall of pipeline for gu fixed ring and connecting pipe press from both sides the pipeline tightly, not only easy dismounting, and can dismantle the pipeline of certain one end alone get off, make to maintain more convenient.

2. Through the draw-in groove that sets up, the inside of sealed joint groove draw-in groove of filling up for the sealed partial reduction that contacts with oil itself of filling up can prevent to fill up the comparatively violent phenomenon of corroding in the in-process of long-term use and take place, makes life can improve.

3. Through snap ring and the mounting panel that sets up, the snap ring joint is on the fixed slot of connecting pipe, and mounting panel fixed connection is connected with the spring on the fixed plane between snap ring and the mounting panel for vibrations on the fixed plane can not be conducted to the connecting pipe on, can prevent effectively that the connecting pipe is not hard up because of vibrations, reduces the fault probability.

Drawings

Fig. 1 is a schematic structural view of a pipe end connecting piece of a petroleum pipeline according to the present invention;

fig. 2 is a schematic structural view of a connecting pipe of a pipe end connecting piece of a petroleum pipeline according to the present invention;

FIG. 3 is a cross-sectional view of a connecting pipe structure of a pipe end connector of a petroleum pipeline according to the present invention;

fig. 4 is a schematic structural view of a fixing ring of a pipe end connector of a petroleum pipeline according to the present invention;

fig. 5 is a cross-sectional view of a snap ring structure of a pipe end connector of a petroleum pipeline according to the present invention.

In the figure: the anti-corrosion device comprises a connecting pipe 1, a fixing ring 2, a snap ring 3, a boss 4, a clamping groove 5, a sealing gasket 6, a slot 7, an anti-corrosion layer 8, a fixing block 9, a fixing hole 10, a fixing tooth 11, a guide sleeve 12, a spring 13, a connecting rod 14, a mounting plate 15, a mounting hole 16, a fixing groove 17, a baffle 18, a mounting groove 19, an anti-skid groove 20 and a guide groove 21.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-5, a pipe end connecting piece of petroleum pipeline, including connecting pipe 1, the one end of connecting pipe 1 is opened there is mounting groove 19, and the inside of mounting groove 19 is connected with solid fixed ring 2 through the hinge rotation, all weld on solid fixed ring 2 and the one side outer wall of connecting pipe 1 fixed block 9, and open on the top outer wall of fixed block 9 has fixed orifices 10, be convenient for fix connecting pipe 1 and solid fixed ring 2, connecting pipe 1 and solid fixed ring 2 pass through fixed orifices 10 and bolt fixed connection, be used for pressing from both sides tight petroleum pipeline.

Furthermore, the fixed teeth 11 which are distributed in a fan-shaped structure at equal intervals are welded on the inner wall of the bottom of the fixed ring 2 to tightly press the fixed petroleum pipeline, and the anti-skid grooves 20 are formed in the outer wall of the top of the fixed teeth 11 to prevent connection looseness.

Further, the welding has boss 4 on the side inner wall of connecting pipe 1, and all opens draw-in groove 5 on the side outer wall that is close to connecting pipe 1 both ends of boss 4, and the inside joint of draw-in groove 5 has sealed the pad 6, prevents that the oil from leaking, and opens on the sealed one side outer wall that fills up 6 has slot 7 for connect the petroleum pipeline.

Further, 4 top outer walls of boss 4 are close to connecting pipe 1 both ends department and all open guide way 21, make the oil velocity of flow can not excessively reduce and cause connecting pipe 1 to damage, and all bond on the top outer wall of boss 4 and the side inner wall of guide way 21 and have corrosion-resistant layer 8, can prevent that connecting pipe 1 from being corroded by the oil.

Further, it has fixed slot 17 to open on the side inner wall of connecting pipe 1, and fixed slot 17's inside joint has snap ring 3, threaded connection has uide bushing 12 on one side outer wall of snap ring 3, and the inside of uide bushing 12 is pegged graft and is had between spring 13 and the connecting rod 14, the one end welding of connecting rod 14 has baffle 18, and baffle 18 is located the inside of uide bushing 12, spring 13 is located between one side outer wall of baffle 18 and one side outer wall of snap ring 3, when taking place vibrations, connecting rod 14 can take place the motion and extrude spring 13 in the inside of uide bushing 12, prevent to shake the junction of direct action at connecting pipe 1 and petroleum pipeline.

Furthermore, one end of the connecting rod 14, which is far away from the guide sleeve 12, is connected with a mounting plate 15 through a thread, and mounting holes 16 which are distributed in a horizontal structure at equal intervals are formed in the outer wall of one side of the mounting plate 15, so that the connecting rod can be conveniently connected with a fixed plane.

The working principle is as follows: when the connecting device is used, an operator firstly inserts two petroleum pipelines to be connected into the slot 7, then rotates the fixing ring 2 to enable the fixing block 9 of the fixing ring 2 to coincide with the fixing block 9 of the connecting pipe 1, then fixedly connects the two fixing blocks 9 by using bolts, and fixing teeth 11 on the fixing ring 2 are occluded on the outer wall of the side face of the petroleum pipeline through the sealing gasket 6, so that the petroleum pipelines are fixed and cannot cause surface damage of the petroleum pipeline; when oil flows through the connecting pipe, the oil firstly passes through the guide groove 21, the guide groove 21 guides the oil, and the oil is prevented from causing excessive impact on a pipeline, so that the flow rate of the oil is not excessively reduced to cause damage to the connecting pipe 1; when vibration occurs on a fixed plane or the petroleum pipeline vibrates due to too fast flow rate of petroleum, the connecting rod 14 can move in the guide sleeve 12, and the vibration is prevented from directly acting on the connecting part of the connecting pipe 1 and the petroleum pipeline to cause loose connection and delivery.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a pipe end connecting piece of petroleum pipeline, includes connecting pipe (1), its characterized in that, the one end of connecting pipe (1) is opened there is mounting groove (19), and the inside of mounting groove (19) is connected with solid fixed ring (2) through the hinge rotation, all weld on one side outer wall of solid fixed ring (2) and connecting pipe (1) fixed block (9), and open on the top outer wall of fixed block (9) has fixed orifices (10), connecting pipe (1) and solid fixed ring (2) are through fixed orifices (10) and bolt fixed connection.

2. A pipe end connector of a petroleum pipeline according to claim 1, characterized in that the inner wall of the bottom of the fixing ring (2) is welded with fixing teeth (11) distributed in a fan-shaped structure at equal intervals, and the outer wall of the top of the fixing teeth (11) is provided with an anti-skid groove (20).

3. A pipe end connecting piece of a petroleum pipeline according to claim 1, characterized in that a boss (4) is welded on the inner side wall of the connecting pipe (1), clamping grooves (5) are formed on the outer side walls of the boss (4) close to the two ends of the connecting pipe (1), a sealing gasket (6) is clamped inside the clamping grooves (5), and a slot (7) is formed in the outer wall of one side of the sealing gasket (6).

4. A pipe end connector of a petroleum pipeline according to claim 3, characterized in that the outer wall of the top of the boss (4) near the two ends of the connecting pipe (1) is provided with a guide groove (21), and the outer wall of the top of the boss (4) and the inner wall of the side surface of the guide groove (21) are adhered with corrosion resistant layers (8).

5. The pipe end connecting piece for the petroleum pipeline, according to claim 1, is characterized in that the inner wall of the side surface of the connecting pipe (1) is provided with a fixing groove (17), the inside of the fixing groove (17) is clamped with a snap ring (3), the outer wall of one side of the snap ring (3) is in threaded connection with a guide sleeve (12), the inside of the guide sleeve (12) is inserted between a spring (13) and a connecting rod (14), one end of the connecting rod (14) is welded with a baffle (18), the baffle (18) is located inside the guide sleeve (12), and the spring (13) is located between the outer wall of one side of the baffle (18) and the outer wall of one side of the snap ring (3).

6. A pipe end connector of a petroleum pipeline according to claim 5, characterized in that the end of the connecting rod (14) far away from the guide sleeve (12) is connected with a mounting plate (15) in a threaded manner, and the mounting plate (15) is provided with mounting holes (16) which are distributed in a horizontal structure at equal intervals on the outer wall of one side.