CN218094751U

CN218094751U - Safety joint for testing oil and gas operation

Info

Publication number: CN218094751U
Application number: CN202222138906.2U
Authority: CN
Inventors: 顾敏; 徐俊; 张文杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-15
Filing date: 2022-08-15
Publication date: 2022-12-20
Anticipated expiration: 2032-08-15

Abstract

The utility model discloses a test oil gas operation safety joint belongs to the safety joint field, including first connecting pipe, the one end of first connecting pipe is provided with the second connecting pipe, and the surface cover of first connecting pipe is equipped with the equipment swivel nut, and the surface cover of second connecting pipe is equipped with the equipment and connects, and the equipment swivel nut is provided with antifouling device with the outside that the equipment connects, and antifouling device is including the protection gum cover, tighten the cover, wear out the seat and tighten the stay cord, and the one end fixed mounting of protection gum cover has the tightening sleeve, and the fixed surface of tightening sleeve installs and wears out the seat, and the stay cord is tightened to the inside of tightening the cover. Through the antifouling device who sets up, the mode of the whole parcel of protection gum cover can prevent to appear the surface and be stained with the problem that attaches the oil stain after the safety joint gets into the oil well to reduce the trouble that the safety joint is stained with inconvenient hand-screw after the oil lubrication and dismantle, protection gum cover parcel position also plays the recognition effect for the pipe connection position, saves the time of looking for the safety joint position and expending when tearing the pipe open.

Description

Safety joint for testing oil and gas operation

Technical Field

The utility model relates to a safety joint field, in particular to test oil gas operation safety joint.

Background

The safety joint is a connecting tool between pipelines, is a connecting point which can be disassembled and assembled between elements and pipelines, plays an indispensable important role in a pipe fitting, is a common downhole tool for downhole operation and oil testing completion of an oil gas well, and can be used for connecting pipelines which go deep into the oil well; at present, a safety joint for connecting two pipelines generally comprises two parts, and assemble respectively on two pipelines, two parts of safety joint make two pipeline intercommunications after screwing through the screw thread, because the safety joint surface is stained with attaches oil stain rear surface and can be more smooth, screw when tightly between the safety joint, the safety joint of unscrewing threaded connection is comparatively difficult, the problem of skidding makes bare-handed unscrewing screw operation degree of difficulty big, the slight pipeline that protrudes behind the less pipe fitting of wall thickness installation on the pipeline in addition, be not convenient for rapidly discern the safety joint position when tearing open the pipe like this.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a test oil gas operation safety joint can effectively solve in the background art because the safety joint surface is stained with and attaches oil stain rear surface and can be more smooth, twists when tightly between the safety joint, and the safety joint of unscrewing threaded connection is comparatively difficult, and the problem of skidding makes bare-handed unscrewing screw thread operation degree of difficulty big, slightly salient pipeline after the less pipe fitting of wall thickness is installed on the pipeline in addition, is not convenient for discern the problem of safety joint position rapidly when tearing open the pipe like this.

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

the utility model provides a test oil gas operation safety joint, includes first connecting pipe, the one end of first connecting pipe is provided with the second connecting pipe, the surface cover of first connecting pipe is equipped with the equipment swivel nut, the surface cover of second connecting pipe is equipped with the equipment and connects, the equipment swivel nut is provided with antifouling device with the outside that the equipment connects, antifouling device includes the protection gum cover, tightens the cover, wears out the seat and tightens the stay cord, the one end fixed mounting of protection gum cover has the tightening sleeve, the fixed surface of tightening sleeve installs and wears out the seat, the stay cord is worn to be equipped with in the inside of tightening the cover.

As a further improvement of the above scheme, a threaded end edge is arranged at the front end of the assembly joint, and a threaded groove is arranged inside the assembly screw sleeve.

As a further improvement of the above solution, the assembling joint is slidably connected to the second connection pipe, the assembling screw sleeve is slidably connected to the first connection pipe, the assembling joint is threadedly connected to the threaded groove of the assembling screw sleeve through the threaded end edge, and the first connection pipe is connected to the second connection pipe through the assembling screw sleeve and the assembling joint.

As a further improvement of the above scheme, one end of each of the first connecting pipe and the second connecting pipe is fixedly provided with a protruding annular edge, and the protruding annular edge of the first connecting pipe is connected with the protruding annular edge of the second connecting pipe after being attached.

As a further improvement of the scheme, one end of the protective rubber sleeve is provided with a penetrating opening, and the protective rubber sleeve is connected with the assembling threaded sleeve.

As a further improvement of the scheme, a rope threading chamber is arranged in the tightening sleeve, and a tightening port is arranged at one port of the tightening sleeve.

Compared with the prior art, the utility model discloses following beneficial effect has:

the utility model discloses in, through the antifouling device who sets up, the mode of the whole parcel of protection gum cover can prevent to appear the surface and be stained with the problem that attaches the oil stain after the safety joint gets into the oil well to reduce the inconvenient hand trouble of dismantling soon after the safety joint is stained with the oil lubrication, protection gum cover parcel position also plays the identification effect for the pipe connection position, seeks the time that the safety joint position consumes when saving the pipe stripping.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the assembly joint structure of the present invention;

FIG. 3 is a schematic structural view of the anti-fouling device of the present invention;

fig. 4 is a schematic view of the structure of the piercing opening of the present invention;

fig. 5 is a schematic view of the structure of the assembled screw sleeve of the present invention.

In the figure: 1. a first connecting pipe; 2. a second connecting pipe; 3. a raised annular edge; 4. assembling a joint; 5. a threaded end edge; 6. assembling a threaded sleeve; 7. a thread groove; 8. an antifouling device; 9. a protective rubber sleeve; 10. a binding sleeve; 11. passing out of the seat; 12. tightening the pull rope; 13. a cinch port; 14. and out of the opening.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

As shown in fig. 1-5, a test oil and gas operation safety joint includes a first connection pipe 1, a second connection pipe 2 is disposed at one end of the first connection pipe 1, an assembly screw sleeve 6 is sleeved on a surface of the first connection pipe 1, an assembly joint 4 is sleeved on a surface of the second connection pipe 2, an anti-fouling device 8 is disposed outside the assembly screw sleeve 6 and the assembly joint 4, a thread end edge 5 is disposed at a front end of the assembly joint 4, a thread groove 7 is disposed inside the assembly screw sleeve 6, the assembly joint 4 is slidably connected with the second connection pipe 2, the assembly screw sleeve 6 is slidably connected with the first connection pipe 1, the assembly joint 4 is threadedly connected with the thread groove 7 of the assembly screw sleeve 6 through the thread end edge 5, the first connection pipe 1 is connected with the second connection pipe 2 through the assembly screw sleeve 6 and the assembly joint 4, a protruding annular edge 3 is fixedly disposed at one end of the first connection pipe 1 and one end of the second connection pipe 2, the protruding annular edge 3 of the first connection pipe 1 is connected with the protruding annular edge 3 of the second connection pipe 2 after being attached, a rope-penetrating chamber is disposed inside the tightening sleeve 10, and a tightening port 13 is disposed at one end of the tightening sleeve 10.

Antifouling device 8 is including protection gum cover 9, tighten the cover 10, wear out seat 11 and tighten stay cord 12, the one end fixed mounting of protection gum cover 9 has tightening the cover 10, the fixed surface of tightening the cover 10 installs and wears out seat 11, the inside of tightening the cover 10 is worn to be equipped with and is tightened stay cord 12, the one end of protection gum cover 9 has been seted up and has been worn out opening 14, protection gum cover 9 is connected with equipment swivel nut 6, the problem that the surface is stained with and attaches the oil stain appears after the mode of the complete parcel of protection gum cover 9 can prevent that the safety joint from getting into the oil well, thereby reduce the inconvenient hand of dismantling soon after the safety joint is stained with the oil lubrication, protection gum cover 9 parcel position also plays the identification effect for the pipe connection position, the time that the searching safety joint position consumeed when saving the pipe stripping.

It should be noted that, the utility model relates to a test oil gas operation safety joint, before using this oil field safety joint, 4 sets of second connecting pipe 2 on the equipment joint among the safety joint, and equipment swivel nut 6 overlaps on first connecting pipe 1, in 5 department screw threads screw in of screw thread terminal edge of equipment joint 4's screw thread groove 7 of equipment swivel nut 6 afterwards, the butt joint is accomplished with the protruding girth 3 of second connecting pipe 2 to the protruding girth 3 of first connecting pipe 1, behind first connecting pipe 1 and second connecting pipe 2 intercommunication, to 4 direction extension protection gum cover 9 of equipment joint, until protection gum cover 9 parcel appear the problem that the surface is stained with and attaches the oil stain after equipment joint 4 with equipment swivel nut 6 in the outside of equipment joint 4, finally outwards pull two lacing wires 12 of tightening that the department of tightening the 10 worn out, can accomplish the operation to the shrink of tightening the protection gum cover 9 full parcel, the mode of protection gum cover 9 can prevent that the safety joint from appearing after getting into, thereby reduce the trouble that the oil stain is stained with the lubricated back and dismantle, the inconvenient hand sleeve 9 of protection plays the pipeline and tear the position and also consume the joint when seeking the safe joint.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. Although embodiments of the present invention have been shown and described, it is not intended to limit the scope of the invention, and all equivalent structures or equivalent flow changes made by using the contents of the specification and drawings or applied directly or indirectly to other related technical fields are also encompassed by the scope of the present invention.

Claims

1. The utility model provides a test oil gas operation safety joint, includes first connecting pipe (1), its characterized in that: the one end of first connecting pipe (1) is provided with second connecting pipe (2), the surface cover of first connecting pipe (1) is equipped with equipment swivel nut (6), the surface cover of second connecting pipe (2) is equipped with equipment joint (4), equipment swivel nut (6) is provided with antifouling device (8) with the outside of equipment joint (4), antifouling device (8) including protection gum cover (9), tighten cover (10), wear out seat (11) and tighten stay cord (12), the one end fixed mounting of protection gum cover (9) has tighten cover (10), the fixed surface of tightening cover (10) installs and wears out seat (11), the inside of tightening cover (10) is worn to be equipped with and is tightened stay cord (12).

2. The test oil and gas operation safety joint of claim 1, wherein: the front end of the assembly joint (4) is provided with a thread end edge (5), and a thread groove (7) is formed in the assembly thread sleeve (6).

3. The test oil and gas operation safety joint of claim 2, wherein: the assembling joint (4) is connected with the second connecting pipe (2) in a sliding mode, the assembling threaded sleeve (6) is connected with the first connecting pipe (1) in a sliding mode, the assembling joint (4) is connected with a threaded groove (7) of the assembling threaded sleeve (6) through a threaded end edge (5), and the first connecting pipe (1) is connected with the second connecting pipe (2) through the assembling threaded sleeve (6) and the assembling joint (4).

4. The test oil and gas operation safety joint of claim 3, wherein: the first connecting pipe (1) and one end of the second connecting pipe (2) are fixedly provided with a protruding annular edge (3), and the protruding annular edge (3) of the first connecting pipe (1) is attached to the protruding annular edge (3) of the second connecting pipe (2) and then communicated with each other.

5. The test oil and gas operation safety joint of claim 4, wherein: one end of the protective rubber sleeve (9) is provided with a penetrating opening (14), and the protective rubber sleeve (9) is connected with the assembling threaded sleeve (6).

6. The test oil and gas operation safety joint of claim 5, wherein: the inside of lacing sleeve (10) is seted up the chamber of reeving, lacing sleeve (10) one port be provided with tighten port (13).