CN206816191U - A kind of outer change buckle joint in the construction for oil well - Google Patents
A kind of outer change buckle joint in the construction for oil well Download PDFInfo
- Publication number
- CN206816191U CN206816191U CN201720277174.1U CN201720277174U CN206816191U CN 206816191 U CN206816191 U CN 206816191U CN 201720277174 U CN201720277174 U CN 201720277174U CN 206816191 U CN206816191 U CN 206816191U
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- CN
- China
- Prior art keywords
- buckle joint
- pipe
- top connection
- lower contact
- connection pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses the outer change buckle joint in a kind of construction for oil well, including lower O-ring seal and variable buckle joint shell, the variable buckle joint shell lower end is provided with lower contact pipe, the outer surface of the lower contact pipe is provided with lower contact pipe screw thread, and lower contact pipe is internally provided with lower linking tube entrance, opening position in the variable buckle joint shell close to lower contact pipe is provided with cushion rubber neck, the lower O-ring seal is arranged on the inside of cushion rubber neck, one end away from lower contact pipe in the variable buckle joint shell is provided with top connection pipe, the outer surface of the top connection pipe is provided with top connection pipe screw thread, and top connection pipe is internally provided with upper connecting tube entrance;Lateral joint pillar is devised on the outside of top connection pipe, is easy to be fixed from the interior outside of pipeline, is easy to improve the sealing of connecting tube, the problem of solving the problems, such as sealing difference during pipeline conversion, and then avoid internal oil body from easily leaking.
Description
Technical field
The utility model belongs to variable buckle joint technique field, and in particular to the outer variable buckle in a kind of construction for oil well
Joint.
Background technology
Oil well is the eyelet being drilled to by boring method.General oil well is after boring up to oil reservoir, tripping in production string, and is covering
Annular space injection oil-well cement between pipe and the borehole wall, it is rear to be wanted by oil field development to safeguard the borehole wall and closing oil, gas and water layer
Ask and penetrate out oil reservoir with perforating gun, form passage, tripping in oil pipe lures stream method with suitable, oil is risen to by oil well shaft bottom
Well head.
Sealing is poor when outer change buckle joint in existing oil well construction uses, and is easily leaked during use
Oil, be not easy to workmen carry out oil well repairing work, while packing ring directly it is exposed easily by corrosion the problem of, for this we
It is proposed the outer change buckle joint in a kind of construction for oil well.
Utility model content
The purpose of this utility model in provide it is a kind of for oil well construction in outer change buckle joint, it is above-mentioned to solve
It is proposed that sealing is poor when the outer change buckle joint in existing oil well construction uses in background technology, during use easily
Occur oil leak, be not easy to workmen carry out oil well repairing work, while packing ring directly it is exposed easily by corrosion the problem of.
To achieve the above object, the utility model provides following technical scheme:It is outer in a kind of construction for oil well
Become buckle joint, including lower O-ring seal and variable buckle joint shell, the variable buckle joint shell lower end is provided with lower contact pipe, described
The outer surface of lower contact pipe is provided with lower contact pipe screw thread, and lower contact pipe is internally provided with lower linking tube entrance, the change
Opening position on buckle joint shell close to lower contact pipe is provided with cushion rubber neck, and the lower O-ring seal is arranged on cushion rubber neck
Inside, one end away from lower contact pipe in the variable buckle joint shell are provided with top connection pipe, the outside table of the top connection pipe
Face is provided with top connection pipe screw thread, and top connection pipe is internally provided with upper connecting tube entrance, the upper end of the variable buckle joint shell
Lateral joint pillar is provided with the outside of top connection pipe, is set on the lateral joint pillar close to the side of top connection pipe
There is joint protecting pipe screw thread, the outside of the top connection pipe screw thread is provided with extension tube attached installation on the inside of joint protecting pipe screw thread
Groove, the lower inside of the extension tube attached mounting groove are provided with O-ring seal.
Preferably, the lateral joint pillar and variable buckle joint shell are integral type structure.
Preferably, the top connection pipe and lower contact pipe are cylindrical structure.
Preferably, the lower O-ring seal is fixedly connected with variable buckle joint shell by cushion rubber neck.
Preferably, the upper O-ring seal is connected together with variable buckle joint shell by extension tube attached mounting groove.
Compared with prior art, the beneficial effects of the utility model are:Lateral joint pillar is devised on the outside of top connection pipe,
It is easy to be fixed from the interior outside of pipeline, is easy to improve the sealing of connecting tube, sealing is poor when solving pipeline conversion
The problem of, and then the problem of avoid internal oil body from easily leaking;Lateral joint pillar is easy to strengthen variable buckle joint simultaneously
Intensity, avoid the connector caused by low intensity from deforming, the problem of influenceing seal for pipe joints;Cushion rubber neck and lateral joint pillar
It is easy to the installation of O-ring seal, while also allows for protecting O-ring seal, it is directly exposed easy in atmosphere solves O-ring seal
The problem of by corrosion.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is internal structure schematic diagram of the present utility model;
Fig. 3 is polycrystalline substance schematic diagram of the present utility model;
Fig. 4 is the structural representation of top connection in the utility model.
In figure:O-ring seal, 6- under 1- top connections pipe, 2- lateral joints pillar, 3- cushion rubbers neck, 4- lower contacts pipe, 5-
Under variable buckle joint shell, 7- joint protectings pipe screw thread, 8- top connections pipe screw thread, 9- extension tube attacheds mounting groove, the upper O-ring seals of 10-, 11-
Joint pipe screw thread, 12- lower linking tubes entrance, 13- upper connecting tube entrances.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Fig. 1-4 are referred to, the utility model provides a kind of technical scheme:A kind of outer variable buckle in the construction for oil well
Joint, including lower O-ring seal 5 and variable buckle joint shell 6, the lower end of variable buckle joint shell 6 are provided with lower contact pipe 4, lower contact pipe
4 outer surface is provided with lower contact pipe screw thread 11, and lower contact pipe 4 is internally provided with lower linking tube entrance 12, becomes buckle joint
Opening position on shell 6 close to lower contact pipe 4 is provided with cushion rubber neck 3, and lower O-ring seal 5 is arranged on the inside of cushion rubber neck 3,
One end away from lower contact pipe 4 in variable buckle joint shell 6 is provided with top connection pipe 1, and the outer surface of top connection pipe 1 is provided with
Joint pipe screw thread 8, and top connection pipe 1 is internally provided with upper connecting tube entrance 13, the upper end of variable buckle joint shell 6 is close to top connection
The outside of pipe 1 is provided with lateral joint pillar 2, and the side of top connection pipe 1 is provided with joint pillar on lateral joint pillar 2
Screw thread 7, the outside of top connection pipe screw thread 8 are provided with extension tube attached mounting groove 9, extension tube attached peace close to the inner side of joint protecting pipe screw thread 7
The lower inside of tankage 9 is provided with O-ring seal 10.
Assembled to become buckle joint, in the present embodiment, it is preferred that lateral joint pillar 2 is integrated with variable buckle joint shell 6
Formula structure.
For the ease of being connected with external pipeline, in the present embodiment, it is preferred that top connection pipe 1 and lower contact pipe 4 are cylinder
Type structure.
For the ease of the installation of lower O-ring seal 5, in the present embodiment, it is preferred that lower O-ring seal 5 and variable buckle joint shell
6 are fixedly connected by cushion rubber neck 3.
For the ease of the installation of upper O-ring seal 10, in the present embodiment, it is preferred that upper O-ring seal 10 is with becoming outside buckle joint
Shell 6 is connected together by extension tube attached mounting groove 9.
Cushion rubber neck 3 and variable buckle joint shell 6 in the utility model are integral type structure, and then are easy to lower O-ring seal
5 placement, it is easy to protect lower O-ring seal 5, while can be also sealed to becoming buckle joint.
Operation principle and process for using of the present utility model:The outer change buckle joint being used in oil well construction, will be outer
Pipeline is put respectively by being threadably mounted on top connection pipe 1 and lower contact pipe 4, and the pipeline on top passes through upper on top connection pipe 1
Joint protecting pipe screw thread 7 in joint pipe screw thread 8 and lateral joint pillar 2 is fixed, while upper O-ring seal 10 is sealed,
Lower pipeline is fixed by the lower contact pipe screw thread 11 on lower contact pipe 4, while is sealed using lower O-ring seal 5.
While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art,
It is appreciated that these embodiments can be carried out with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (5)
1. the outer change buckle joint in a kind of construction for oil well, including lower O-ring seal (5) and variable buckle joint shell (6),
It is characterized in that:Variable buckle joint shell (6) lower end is provided with lower contact pipe (4), the outer surface of the lower contact pipe (4)
It is provided with lower contact pipe screw thread (11), and lower contact pipe (4) is internally provided with lower linking tube entrance (12), outside the change buckle joint
Opening position on shell (6) close to lower contact pipe (4) is provided with cushion rubber neck (3), and the lower O-ring seal (5) is arranged on cushion rubber card
The inside of groove (3), one end away from lower contact pipe (4) is provided with top connection pipe (1) on the variable buckle joint shell (6), described
The outer surface of top connection pipe (1) is provided with top connection pipe screw thread (8), and the upper connecting tube that is internally provided with of top connection pipe (1) enters
Mouth (13), the upper end of the variable buckle joint shell (6) is provided with lateral joint pillar (2), institute on the outside of top connection pipe (1)
State the side on lateral joint pillar (2) close to top connection pipe (1) and be provided with joint protecting pipe screw thread (7), the top connection pipe spiral shell
The outside of line (8) is provided with extension tube attached mounting groove (9), the extension tube attached mounting groove (9) on the inside of joint protecting pipe screw thread (7)
Lower inside be provided with O-ring seal (10).
2. the outer change buckle joint in a kind of construction for oil well according to claim 1, it is characterised in that:It is described outer
Side connector pillar (2) and variable buckle joint shell (6) are integral type structure.
3. the outer change buckle joint in a kind of construction for oil well according to claim 1, it is characterised in that:On described
Junction block (1) and lower contact pipe (4) are cylindrical structure.
4. the outer change buckle joint in a kind of construction for oil well according to claim 1, it is characterised in that:Under described
O-ring seal (5) is fixedly connected with variable buckle joint shell (6) by cushion rubber neck (3).
5. the outer change buckle joint in a kind of construction for oil well according to claim 1, it is characterised in that:On described
O-ring seal (10) is connected together with variable buckle joint shell (6) by extension tube attached mounting groove (9).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720277174.1U CN206816191U (en) | 2017-03-21 | 2017-03-21 | A kind of outer change buckle joint in the construction for oil well |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720277174.1U CN206816191U (en) | 2017-03-21 | 2017-03-21 | A kind of outer change buckle joint in the construction for oil well |
Publications (1)
Publication Number | Publication Date |
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CN206816191U true CN206816191U (en) | 2017-12-29 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201720277174.1U Expired - Fee Related CN206816191U (en) | 2017-03-21 | 2017-03-21 | A kind of outer change buckle joint in the construction for oil well |
Country Status (1)
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CN (1) | CN206816191U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109058636A (en) * | 2018-10-29 | 2018-12-21 | 江苏亿超工程塑料有限公司 | A kind of engineering plastics iso-diameter elbow of threaded connection and its application |
-
2017
- 2017-03-21 CN CN201720277174.1U patent/CN206816191U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109058636A (en) * | 2018-10-29 | 2018-12-21 | 江苏亿超工程塑料有限公司 | A kind of engineering plastics iso-diameter elbow of threaded connection and its application |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 300000 16 Baoyuan Road, Jinnan Economic Development Zone, Jinnan District, Tianjin Patentee after: Tianjin Jinggong petroleum special pipe fittings Co.,Ltd. Address before: 300000 16 Bao Yuan Road, economic development zone, Tianjin District, Jinnan Patentee before: TIANJIN JINGGONG PETROLEUM PIPE FITTINGS Co.,Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171229 |