CN209654790U - A kind of adjustable ground liner pipeline union connectors - Google Patents
A kind of adjustable ground liner pipeline union connectors Download PDFInfo
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- CN209654790U CN209654790U CN201920159308.9U CN201920159308U CN209654790U CN 209654790 U CN209654790 U CN 209654790U CN 201920159308 U CN201920159308 U CN 201920159308U CN 209654790 U CN209654790 U CN 209654790U
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- female
- screw thread
- tubing string
- union
- liner
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Abstract
The utility model provides a kind of adjustable ground liner pipeline union connectors, including male connector, female, union, tubing string, the right output port of the male connector and the left port of tubing string are corresponding, the union left port set hangs over male connector outer wall, the tubing string outer wall opens up tubing string external screw thread, the female inner wall opens up female internal screw thread, female outer wall opens up female external screw thread, the union inner wall opens up union internal screw thread, the union connects the female external screw thread of female by the union internal screw thread screw thread type of itself, the female connects the tubing string external screw thread of tubing string by the female internal screw thread screw thread type of itself.The utility model is convenient to face liner pipeline maintainance, this kind of adjustable union connectors are adaptable, and compact-sized, replacement pipeline operation is convenient by adjusting position of the female on tubing string to facilitate the replacement of certain root canal line.
Description
Technical field
It is especially a kind of adjustable the utility model relates to petroleum machinery engineering ground liner pipeline union joint technique field
Formula ground liner pipeline union connectors.
Background technique
Ground liner pipeline union connectors are a kind of attachment devices that can be convenient for changing pipeline, as connecting two pipelines
Device, the length of pipeline can not be changed and replace certain root canal line, easy access.To solve ground pipe since burn into is denuded
Caused by perforation and the problems such as fouling, using having the characteristics that wear-resisting, corrosion-resistant, scale inhibition self-lubricating superelevation divides inside pipeline
Sub- polyethylene is as liner layer.Ground internal lining pipe wire mounting union connectors make male connector under the effect of union screwing force at present
With the direct grip gasket of female, this connection type is easy to operate, but when replacing pipeline, with this fixed jointing
Two pipelines are connected it is necessary to change the length of pipeline, to increase cost, causes to waste.
Application number: a kind of corrosion resistant lining tube Novel joint of oil and gas industry of 201810216181.X, device specifically include that
First screw thread, the second screw thread, left crossover sub, the shoulder that links closely, double female connectors, right crossover sub, third screw thread, the 4th screw thread,
Safe gap, wherein left crossover sub, double female connectors are identical with the material of right crossover sub and are corrosion resistant alloy;Left-hand rotation is changed
Connector and left carbon steel pipe are threadedly coupled integrally by first, are then connect by the second screw thread with double female connector left ends;It turns right
Changing-over head and right carbon steel pipe are threadedly coupled integrally by the 4th, are then connect by third screw thread with double female connector right ends;The
One screw thread and the 4th screw thread also only play connection function, and the shoulder that links closely on the second screw thread, third screw thread and double female connectors is close
Envelope and connection function;The left and right internal lining pipe of protection is played in safe gap, avoids the shoulder crush injury that links closely during button
Left and right internal lining pipe.The present invention is suitable for the defeated and long defeated field of engineering technology of petroleum gas collection.
Application number: 201721422462.8 provide inside lining anti-corrosive surface lines, including steel joint A, steel joint B, company
Cap is connect, the one end steel joint A is connect with steel-pipe welding, and the inside of steel pipe and steel joint A are liner, and the end of liner is liner
Flange, the corresponding liner flange in the inner end of steel joint A have flange, are provided with external screw thread on the outside of the other end;The one end steel joint B with
The inside of steel-pipe welding connection, steel pipe and steel joint B are liner, and the end of liner is liner flange, the middle part of steel joint B
There is boss, is liner flange on the outside of the other end of steel joint B;Attachment cap is located at the outside of steel joint B, attachment cap one end
Internal diameter is less than the internal diameter of boss, and the internal diameter of the attachment cap other end is greater than the internal diameter of boss, and there is spiral shell in corresponding with external screw thread in inside
Line;Advantage are as follows: solve the problems, such as that liner layer collapses and etching problem, enhances the intensity of joint.
Application number: 201620697621.4 propose a kind of anti-corrosion pipeline connection structure, including tube body interconnected,
The both ends of the tube body are equipped with ring flange, and the tube body is equipped with corrosion-proof lining, and the corrosion-proof lining uses polytetrafluoroethylene (PTFE)
Material is made, and the pipeline opening in the flange side surface is set as stepped ladder mouth, and the internal diameter of the ladder mouth is greater than pipe
The internal diameter of ontology, the corrosion-proof lining are extended on ladder mouth by the inner surface of tube body, the corrosion-proof lining at the ladder mouth
Internal diameter be less than the internal diameter of ladder mouth and thickness is higher than the axial depth of ladder mouth, the axial end face of ladder mouth on the ring flange
Shape in curved surface, and close contact is adapted to corrosion-proof lining, the axially external end face of corrosion-proof lining shape in curved surface, tube body phase
When connecting, the corrosion-proof lining is that the curved surface being mutually adapted squeezes contact.The utility model aim is to provide a kind of anti-corrosion
The pipe connecting structure that sealing effect is good, anti-corrosion life is long.
Application number: 201611181572.X discloses a kind of pipe expansion joint, including adjusting set, preceding connecting tube, rear connection
If pipe, preceding clamping cap, rear clamping cap, preceding conical seal ring, rear conical seal ring, threaded joints, two tapered portion, dry seals
Body, several holding tanks, the first threaded portion, the second threaded portion, the first blocking cover and the second blocking cover, in the both ends of the adjusting set
Wall is each formed with tapered portion, and threaded joints are equipped among the inner wall of the adjusting set, are set respectively in the both ends of the adjusting set
There are preceding connecting tube and rear connecting tube, the rear end of the preceding connecting tube and the front end of rear connecting tube are equipped with to match with threaded joints
The external screw thread of conjunction is arranged with the preceding conical seal ring in the tapered portion of adjusting set front end in the preceding connecting tube, after described
It is arranged with the rear conical seal ring in the tapered portion of adjusting set rear end in connecting tube, compared with prior art, can install
And convenient disassembly, and sealing effect is good.
Application number: 201721521510.9 provide a kind of band liner pipe connector of adjustable length, technical solution
Are as follows: mainly by tubing string A1, the internal lining pipe 2 of tubing string A, tubing string A connector 3, box cupling 4, seal washer 5, the first O-ring 6, pin and box sub
7, tubing string B connector 8, the second O-ring 9, tubing string B internal lining pipe 10 and tubing string B11 are constituted;The utility model is the utility model has the advantages that design is closed
Practical, the length of adjustable connector is managed, maneuverability is more convenient for installing and removing, replace, and it is time saving and energy saving, it is strong to reduce labour
Degree, improves productivity effect.
The utility model is different from technology disclosed above.
Utility model content
The purpose of the utility model is to provide a kind of adjustable ground liner pipeline union connectors, by adjusting female
Position on tubing string is convenient to face liner pipeline maintainance, this kind of adjustable union connects to facilitate the replacement of certain root canal line
Connector is adaptable, compact-sized, and replacement pipeline operation is convenient.
The purpose of this utility model can be achieved by the following technical measures:
The adjustable ground liner pipeline union connectors include male connector, female, union, tubing string, the right side of the male connector
Port is corresponding with the left port of tubing string, and the union left port set hangs over male connector outer wall, and the tubing string outer wall opens up outside tubing string
Screw thread, the female inner wall open up female internal screw thread, and female outer wall opens up female external screw thread, and the union inner wall opens up in union
Screw thread, the union connect the female external screw thread of female by the union internal screw thread screw thread type of itself, and the female passes through itself
Female internal screw thread screw thread type connection tubing string tubing string external screw thread.
The purpose of this utility model can be also achieved by the following technical measures:
The female inner wall opens up the first snap ring platform, the second snap ring platform, and the tubing string outer wall opens up the first dogging shoulder, and described
One snap ring platform left side and the first dogging shoulder right side constitute axial limiting, install gasket seal on the second snap ring platform.
The wild card shaft shoulder is arranged in the male connector outer wall, and undergauge snap ring platform, undergauge snap ring platform is arranged in the union left port inner wall
Right side and wild card shaft shoulder left side constitute axial limiting, and the female left port empty set lives the right output port outer wall of male connector, i.e., public
Head right end is extend into inside female left port, and the two is clearance fit, while the female left side and wild card shaft shoulder right end
Face also constitutes axial limiting.
The male connector inner wall is set with male connector liner, and the pipe string internal wall is set with tubing string liner.
The male connector liner turns up to form male connector liner flange, male connector liner flange and gasket seal outside male connector port
Left side docking.
The tubing string liner turns up to form tubing string liner flange, tubing string liner flange and gasket seal outside tubing string port
Right side docking.
The male connector liner, gasket seal, the internal diameter of tubing string liner three are identical.
The utility model has the advantages that compared with prior art
Install male connector liner, the tubing string liner being interference fitted with it inside male connector and tubing string additional respectively, progress liner flange with
End face seal is formed, gasket seal is installed between both ends of the surface;The inside and outside cylindrical surface of female is designed with screw thread, tubing string appearance
Face design has external screw thread, and the internal screw thread of female and the external screw thread of tubing string connect;The internal screw thread of union and the external screw thread of female connect,
The end face of male connector and tubing string clamps gasket seal under the action of union screwing force, and entire connector forms nonmetallic sealing
Channel, the generation for realizing the continuity of liner to prevent metal tube from corroding, has good anti-corrosion, wear-resisting property;Replacement pipe
When line, without changing the length of pipeline, adjusting position of the female on tubing string can be realized the connection for replacing certain root canal line.Tubing string
One end design has the shaft shoulder to limit the position of female, and design has the shaft shoulder to facilitate union to apply gasket seal and seal in male connector
Power.One end of male connector is deep into inside female, is formed clearance fit, is installed gasket seal between the both ends of the surface after liner flange,
Both ends of the surface clamp gasket seal under the effect of union screwing force, realize sealing.
The utility model is convenient to face by adjusting position of the female on tubing string to facilitate the replacement of certain root canal line
Liner pipeline maintainance, this kind of adjustable union connectors are adaptable, compact-sized, and replacement pipeline operation is convenient.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the utility model embodiment in minimal adjustment position;
Fig. 2 is structural schematic diagram of the utility model embodiment in maximal regulated position.
Marked in the figure: male connector 1, union 2, female 3, tubing string 4, tubing string liner 5, male connector liner 6, gasket seal 7.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1 to Fig. 2, the utility model provides a kind of technical solution: the adjustable ground liner pipeline union connects
Connector includes male connector 1, female 3, union 2, tubing string 4, and the right output port of the male connector and the left port of tubing string are corresponding, it is described by
Nonyl left port set hangs over male connector outer wall, and the tubing string outer wall opens up tubing string external screw thread, and the female inner wall opens up female internal screw thread,
Female outer wall opens up female external screw thread, and the union inner wall opens up union internal screw thread, spiral shell in the union that the union passes through itself
Line screw thread type connects the female external screw thread of female, and the female connects the tubing string of tubing string by the female internal screw thread screw thread type of itself
External screw thread.
The female inner wall opens up the first snap ring platform, the second snap ring platform, and the tubing string outer wall opens up the first dogging shoulder, and described
One snap ring platform left side and the first dogging shoulder right side constitute axial limiting, install gasket seal 7 on the second snap ring platform.
The wild card shaft shoulder is arranged in the male connector outer wall, and undergauge snap ring platform, undergauge snap ring platform is arranged in the union left port inner wall
Right side and wild card shaft shoulder left side constitute axial limiting, and the female left port empty set lives the right output port outer wall of male connector, i.e., public
Head right end is extend into inside female left port, and the two is clearance fit, while the female left side and wild card shaft shoulder right end
Face also constitutes axial limiting.
The male connector inner wall is set with male connector liner 6, and the pipe string internal wall is set with tubing string liner 5.
The male connector liner turns up to form male connector liner flange, male connector liner flange and gasket seal outside male connector port
Left side docking.
The tubing string liner turns up to form tubing string liner flange, tubing string liner flange and gasket seal outside tubing string port
Right side docking.
The male connector liner, gasket seal, the internal diameter of tubing string liner three are identical.
It installs male connector liner 6, the tubing string liner 5 being interference fitted with it inside male connector 1 and tubing string 4 additional respectively, carries out liner and turn over
While being equipped with gasket seal 7 between both ends of the surface to form end face seal;The inside and outside cylindrical surface of female 3 is designed with screw thread, pipe
The design of column 4 has external screw thread, and the internal screw thread of female 3 is connect with the external screw thread of tubing string 4, and the design of 4 one end of tubing string has the shaft shoulder to limit mother
First 3 position;The internal screw thread of union 2 is connect with the external screw thread of female 3, and design has the shaft shoulder so as to 2 screwing force of union in male connector 1
Clamp male connector 1 by gasket seal 7 with tubing string 4, entire connector forms the channel of nonmetallic sealing, realizes liner
Generation of the continuity to prevent metal tube from corroding, has good anti-corrosion, wear-resisting property;When replacing certain root canal line, without changing
The length for becoming pipeline can facilitate the replacement of realization pipeline by adjusting position of the female 3 on tubing string 4.
The design of 4 one end of tubing string has the shaft shoulder to limit the position of female 3, and design has the shaft shoulder to pass through 2 pairs of union sealings in male connector 1
Pad applies sealing force.
The internal screw thread of female 3 is connect with the external screw thread of tubing string 4, and adjustable position of the female 3 on tubing string 4 is to meet replacement
The requirement of length when pipeline.
One end of male connector 1 is deep into inside female 3, forms clearance fit, the internal screw thread of union 2 and the external screw thread of female 3
After tightening, male connector 1 clamps gasket seal 7 with tubing string 4, realizes sealing.
A kind of specific work process of this adjustable ground liner pipeline union connectors is as follows:
Union 2: being first installed in male connector 1 by minimal adjustment position, and female 3, which is connected through a screw thread, to be installed on tubing string 4, directly
To the position of tubing string shaft shoulder limitation female 3 twist it is motionless until, male connector 1 is connect by butt welding with pipeline with tubing string 4, internal to distinguish
It installs male connector liner 6, the tubing string liner 5 being interference fitted with it additional, liner flange is formed into end face seal, and pacify between both ends of the surface
Gasket seal 7 is filled, one end of male connector 1 is installed to inside the hole of female 3, to form clearance fit, design has the shaft shoulder in male connector 1
So that union 2 applies clamping force to gasket seal 7 under the action of screwing force, the connection of pipeline is realized.
Maximal regulated position: when replacement pipeline, female 3, which is adjusted, makes female 3 on tubing string 4 away from tubing string axis
After the direction movement certain distance of shoulder, according still further to the operating method of minimal adjustment position, connect two root canal lines.
The utility model structure is simple, flexible operation, when replacing certain root canal line, without being truncated or lengthening pipeline, adjusts female
The replacement connection of pipeline can be realized in position of the head on tubing string.
In the description of the present invention, it should be understood that temporald eixis or positional relationship are based on the figure
Orientation or positional relationship is merely for convenience of description the utility model, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of adjustable ground liner pipeline union connectors, including male connector, female, union, tubing string, the right side of the male connector
Port is corresponding with the left port of tubing string, and the union left port set hangs over male connector outer wall, which is characterized in that the tubing string outer wall
Tubing string external screw thread is opened up, the female inner wall opens up female internal screw thread, and female outer wall opens up female external screw thread, the union inner wall
Union internal screw thread is opened up, the union connects the female external screw thread of female, the mother by the union internal screw thread screw thread type of itself
Head connects the tubing string external screw thread of tubing string by the female internal screw thread screw thread type of itself.
2. a kind of adjustable ground liner pipeline union connectors according to claim 1, which is characterized in that the mother
Head inner wall opens up the first snap ring platform, the second snap ring platform, and the tubing string outer wall opens up the first dogging shoulder, the first snap ring platform left side
Axial limiting is constituted with the first dogging shoulder right side, gasket seal is installed on the second snap ring platform.
3. a kind of adjustable ground liner pipeline union connectors according to claim 1 or 2, which is characterized in that institute
State the male connector outer wall setting wild card shaft shoulder, the union left port inner wall is arranged undergauge snap ring platform, undergauge snap ring platform right side and outer
Axis shoulder left side constitutes axial limiting, and the female left port empty set lives the right output port outer wall of male connector, i.e. male connector right end protrudes into
To inside female left port, and the two is clearance fit, while the female left side and wild card shaft shoulder right side also constitute axis
To limit.
4. a kind of adjustable ground liner pipeline union connectors according to claim 1 or 2, which is characterized in that institute
Male connector inner wall suit male connector liner is stated, the pipe string internal wall is set with tubing string liner.
5. a kind of adjustable ground liner pipeline union connectors according to claim 4, which is characterized in that the public affairs
Head liner turns up to form male connector liner flange outside male connector port, and male connector liner flange is docked with gasket seal left side.
6. a kind of adjustable ground liner pipeline union connectors according to claim 5, which is characterized in that the pipe
Column liner turns up to form tubing string liner flange outside tubing string port, and tubing string liner flange is docked with gasket seal right side.
7. a kind of adjustable ground liner pipeline union connectors according to claim 6, which is characterized in that the public affairs
Head liner, gasket seal, the internal diameter of tubing string liner three are identical.
Priority Applications (1)
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CN201920159308.9U CN209654790U (en) | 2019-01-29 | 2019-01-29 | A kind of adjustable ground liner pipeline union connectors |
Applications Claiming Priority (1)
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CN201920159308.9U CN209654790U (en) | 2019-01-29 | 2019-01-29 | A kind of adjustable ground liner pipeline union connectors |
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CN209654790U true CN209654790U (en) | 2019-11-19 |
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CN201920159308.9U Active CN209654790U (en) | 2019-01-29 | 2019-01-29 | A kind of adjustable ground liner pipeline union connectors |
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- 2019-01-29 CN CN201920159308.9U patent/CN209654790U/en active Active
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