CN105156782B - A kind of vibration absorber for underground petroleum pipe joint - Google Patents
A kind of vibration absorber for underground petroleum pipe joint Download PDFInfo
- Publication number
- CN105156782B CN105156782B CN201510480250.4A CN201510480250A CN105156782B CN 105156782 B CN105156782 B CN 105156782B CN 201510480250 A CN201510480250 A CN 201510480250A CN 105156782 B CN105156782 B CN 105156782B
- Authority
- CN
- China
- Prior art keywords
- pipeline
- locking nut
- sealing ring
- shock absorber
- piston block
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/04—Screw-threaded joints; Forms of screw-threads for such joints with additional sealings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L15/00—Screw-threaded joints; Forms of screw-threads for such joints
- F16L15/08—Screw-threaded joints; Forms of screw-threads for such joints with supplementary elements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L21/00—Joints with sleeve or socket
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/02—Energy absorbers; Noise absorbers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F2238/00—Type of springs or dampers
- F16F2238/02—Springs
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Joints Allowing Movement (AREA)
Abstract
The invention provides a kind of vibration absorber for underground petroleum pipe joint, mainly including pipeline, locking nut, sealing ring, shock absorber and connecting tube.It is characterized in consuming to eliminate the radial vibration of pipeline using the kinetic energy of shock absorber.The present invention realizes that the sealing and gap adjustment of connector are fixed, strengthened in convenient installation by the screw thread on pipeline, locking nut, sealing ring and piston block;Designed by double containment and realize isolation impurity and prevent fluid from leaking;Being realized by locking nut prevents the axial movement of connector and closes sealing;The radial vibration for eliminating pipeline is realized by the uniform shock absorber of 8 circumferences.
Description
Technical field
The present invention relates to a kind of vibration absorber for underground petroleum pipe joint, more particularly to one kind to pass through pipeline, lock
Screw thread on tight nut, sealing ring and piston block, realize and facilitate fixed each element installation, the sealing of reinforcement connector and gap to adjust
It is whole;Designed by double containment and realize isolation impurity and prevent fluid from leaking;Being realized by locking nut prevents the axle of connector
To movement and close sealing;The radial vibration for eliminating pipeline is realized by the uniform shock absorber of 8 circumferences, belongs to petroleum pipeline company
The damping technology research and development field connect.
Background technology
The connection of petroleum pipeline interface at present is mainly by modes such as welding or flanges, although these connected modes are one
Determine to realize the sealed connection of pipeline in degree, but cause pipe joint in being rigidly connected, so as to cause external damage load pole
Easily force connected piece to be subjected to displacement variation to another pipeline transmission by a pipeline, cause connector to loosen, or even cause
Pipeline damage and leakage.And if can be eliminated harmful vibrational energy before connected pipe is delivered to, can effectively it protect
Connected pipe is protected, and prevents two pipelines from relative displacement occurs.
Therefore, oscillating load this problem is easily transmitted for existing petroleum pipeline interface connected mode, should be connected from pipeline
Considered in mode and structure, a kind of connecting pipe vibration absorber that vibration is transmitted can be eliminated by designing.
The content of the invention
The present invention easily transmits oscillating load this problem for existing petroleum pipeline interface connected mode, there is provided Yi Zhongke
A kind of vibration absorber for underground petroleum pipe joint effectively to solve the above problems.
A kind of vibration absorber for underground petroleum pipe joint of the present invention uses following technical scheme:
A kind of vibration absorber for underground petroleum pipe joint, mainly including pipeline, locking nut, sealing ring, vibration damping
Device and connecting tube, pipeline are divided into pipeline A and pipeline B, and locking nut is divided into locking nut A and locking nut B, and sealing ring is divided into close
Seal A and sealing ring B, locking nut A, sealing ring A, shock absorber, sealing ring B, locking nut B are sequentially arranged at pipeline A and pipe
In road B threaded connection area, shock absorber is welded in connecting tube;The interface section of the pipeline A and pipeline B are provided with external screw thread,
Locking nut A and locking nut B, sealing ring A and sealing ring B are provided with internal thread;The shock absorber on single pipeline for 8 and
Circumferential uniform, shock absorber is mainly made up of piston cylinder, piston block and spring, and one end of piston block is provided with screw thread, and it is used to install
On pipeline A and pipeline B, the spring connection in the other end and piston cylinder of piston block, spring leaves pre compressed magnitude, piston cylinder
Steam vent is provided with lateral wall.
The present invention is on pipeline A and pipeline B, locking nut A and locking nut B, sealing ring A and sealing ring B and piston block
Screw thread is respectively equipped with, there are following functions by this structure design:One, which is easy for installation, fixes, and such as only sealing ring A need to exist
Rotation can be installed on pipeline A, further, since being threaded connection, can prevent moving radially for sealing ring A;Second, strengthen
The sealing of contact surface is realized in the sealing of connector, that is, the close contact being connected through a screw thread;Three are easy for the gap of each connector
Adjustment, such as by rotational lock nut A can adjust be applied to the pretightning force on sealing ring A and the gap between them, prevent because
There is gap and causes leakage in sealing ring.
The present invention is provided with sealing ring A and sealing ring B in threaded connection area, and mouth of pipe junction is realized by this design
Dual-seal, i.e., by sealing ring A prevent foreign matter enter pipeline in, prevent fluids within pipes from leaking by sealing ring B.
The present invention is provided with locking nut A and locking nut B in threaded connection area, has following work(by this design
Energy:First, prevent the axial movement of connector, i.e., by locking nut A and locking nut B by sealing ring A, sealing ring B and vibration damping
Device is limited to FX;Second, close sealing, that is, adjusted when working by rotational lock nut A each connector gap and
Pretightning force, prevent fluid from leaking.
Present invention B on pipeline A and pipeline installs the shock absorber being made up of piston cylinder, piston block and spring respectively, and is 8
Individual circumference is uniform, and the radial vibration of pipeline can be eliminated by this design, i.e., such as upper and lower vibration occurs for pipeline A, when on pipeline A
During shifting, because upper end piston block is threadedly attached on pipeline A, then pipeline A drives piston block to move up together, leaves pre compressed magnitude
Spring second compression again, so as to which pipeline A and piston block kinetic energy are converted into elastic potential energy, absorb kinetic energy, isolation energy transmission,
Eliminate upper end connecting tube and pipeline B vibration;It is same to realize and lower end piston block will drive the spring for leaving pre compressed magnitude to extend
Vibrational energy, isolation energy transmission are changed, eliminates lower end connecting tube and pipeline B vibration.
The present invention is provided with steam vent on piston cylinder, reduces the resistance of motion of piston block by this design, that is, works as piston
Block supplements air pressure in piston cylinder by steam vent in time to when being moved away from piston cylinder direction, prevents from producing back pressure in piston cylinder,
Piston block is produced and hinders motion;And when piston block moves to piston cylinder direction, can will be unnecessary in piston cylinder by steam vent
Air pressure is discharged, and prevents from hindering its motion when piston block from moving down because of compressed air.
The beneficial effects of the invention are as follows:By the screw thread on pipeline, locking nut, sealing ring and piston block, realization is easy to
Installation is fixed, strengthen the sealing of connector and gap adjusts;Designed by double containment and realize isolation impurity and prevent fluid from leaking;
Being realized by locking nut prevents the axial movement of connector and closes sealing;Realized by the uniform shock absorber of 8 circumferences
Eliminate the radial vibration of pipeline.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present invention.
Fig. 2 is the close-up schematic view of shock absorber of the present invention.
Fig. 3 is the arrangement schematic diagram of shock absorber of the present invention.
Wherein:1st, pipeline A, 2, locking nut A, 3, sealing ring A, 4, piston block, 5, spring, 6, sealing ring B, 7, locking screw
Female B, 8, connecting tube, 9, piston cylinder, 10, shock absorber, 11, steam vent, 12, threaded connection area, 13, pipeline B.
Embodiment
Embodiment:
As shown in figure 1, a kind of vibration absorber for underground petroleum pipe joint of the present invention, mainly including pipeline, lock
Tight nut, sealing ring, shock absorber 10 and connecting tube 8, pipeline are divided into pipeline A 1 and pipeline B 13, and locking nut is divided into locking screw
Female A 2 and locking nut B 7, sealing ring are divided into sealing ring A 3 and sealing ring B 6, locking nut A 2, sealing ring A 3, vibration damping
Device 10, sealing ring B 6, locking nut B 7 are sequentially arranged in pipeline A 1 and pipeline B 13 threaded connection area 12, shock absorber
10 are welded in connecting tube 8.Pipeline A and pipeline B interface section are provided with external screw thread, locking nut A and locking nut B, sealing
Circle A and sealing ring B is provided with internal thread, and this structure design has following functions:One, which is easy for installation, fixes, and such as will need to only seal
Circle A 3 rotates on pipeline A 1 and can installed, further, since being threaded connection, can prevent sealing ring A 3 radial direction from moving
It is dynamic;Second, strengthening the sealing of connector, that is, the sealing of contact surface is realized in the close contact being connected through a screw thread;Three are easy for each company
The gap adjustment of fitting, such as by between the adjustable pretightning forces being applied on sealing ring A 3 of rotational lock nut A 2 and they
Gap, prevent from causing leakage because sealing ring gap occurs.
Sealing ring A 3 and sealing ring B 6 are installed in threaded connection area 12, to realize the dual close of mouth of pipe junction
Envelope, i.e., prevent foreign matter from entering in pipeline by sealing ring A 3, prevent fluids within pipes from leaking by sealing ring B 6.
Locking nut A 2 and locking nut B 7 are installed in threaded connection area 12, there are following functions:First, prevent
The axial movement of connector, i.e., by locking nut A 2 and locking nut B 7 by sealing ring A 3, sealing ring B 6 and shock absorber
10 are limited to FX;Second, closing sealing, that is, the gap of each connector is adjusted by rotational lock nut A 2 when working
And pretightning force, prevent fluid from leaking.
As shown in Figure 2 and Figure 3, shock absorber 10 of the invention is for 8 and circumferential uniform on single pipeline, and shock absorber 10 is led
To be made up of piston cylinder 9, piston block 4 and spring 5, one end of piston block 4 is provided with screw thread, and it is used to be arranged on pipeline A 1 and pipe
On road B 13, the other end of piston block 4 is connected with the spring 5 in piston cylinder 9, and spring 5 leaves pre compressed magnitude, this during work
Structure design can eliminate the radial vibration of pipeline, i.e., upper and lower vibration occurs for such as pipeline A 1, when pipeline A 1 is moved up, because of upper end
Piston block 4 is threadedly attached on pipeline A 1, then pipeline A 1 drives piston block 4 to move up together, leaves the bullet of pre compressed magnitude
The second compression again of spring 5, so as to which pipeline A 1 and piston block 4 kinetic energy are converted into elastic potential energy, kinetic energy, isolation energy transmission are absorbed,
Eliminate upper end connecting tube 8 and pipeline B 13 vibration;And lower end piston block 4 will drive the spring 5 for leaving pre compressed magnitude to extend, together
Sample realizes conversion vibrational energy, isolation energy transmission, eliminates lower end connecting tube 8 and pipeline B 13 vibration.
Steam vent 11 is provided with the lateral wall of piston cylinder 9, this design reduces the resistance of motion of piston block 4, that is, works as piston
Block 4 supplements air pressure in piston cylinder 9 in time to when being moved away from the direction of piston cylinder 9 by steam vent 11, prevents from producing in piston cylinder 9
Raw back pressure, produces to piston block 4 and hinders motion;And when piston block 4 moves to the direction of piston cylinder 9, it can be incited somebody to action by steam vent 11
Excessive air pressure is discharged in piston cylinder 9, and its motion is hindered because of compressed air when preventing piston block 4 from moving down.
Claims (1)
- A kind of 1. vibration absorber for underground petroleum pipe joint, mainly including pipeline, locking nut, sealing ring, shock absorber And connecting tube, pipeline are divided into pipeline A and pipeline B, locking nut is divided into locking nut A and locking nut B, and sealing ring is divided into sealing A and sealing ring B is enclosed, locking nut A, sealing ring A, shock absorber, sealing ring B, locking nut B are sequentially arranged at pipeline A and pipeline B Threaded connection area on, shock absorber is welded in connecting tube, it is characterised in that:The interface section of the pipeline A and pipeline B are provided with External screw thread, locking nut A and locking nut B, sealing ring A and sealing ring B are provided with internal thread;The shock absorber is on single pipeline For 8 and circumferential uniform, shock absorber is mainly made up of piston cylinder, piston block and spring, and one end of piston block is provided with screw thread, and it is used In on pipeline A and pipeline B, the spring connection in the other end and piston cylinder of piston block, spring leaves pre compressed magnitude, living Steam vent is provided with the lateral wall of plug cylinder.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510480250.4A CN105156782B (en) | 2015-08-08 | 2015-08-08 | A kind of vibration absorber for underground petroleum pipe joint |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510480250.4A CN105156782B (en) | 2015-08-08 | 2015-08-08 | A kind of vibration absorber for underground petroleum pipe joint |
Publications (2)
Publication Number | Publication Date |
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CN105156782A CN105156782A (en) | 2015-12-16 |
CN105156782B true CN105156782B (en) | 2017-12-15 |
Family
ID=54797749
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201510480250.4A Expired - Fee Related CN105156782B (en) | 2015-08-08 | 2015-08-08 | A kind of vibration absorber for underground petroleum pipe joint |
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CN (1) | CN105156782B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109518768A (en) * | 2018-10-12 | 2019-03-26 | 上海轩颂建筑科技有限公司 | A kind of construction drainage pipeline |
CN111486281B (en) * | 2020-04-03 | 2021-11-05 | 江西海瑞天然植物有限公司 | Chemical pipeline capable of preventing leakage |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4420596A1 (en) * | 1993-11-12 | 1995-05-18 | Korea Machinery & Metal Inst | Lateral vibration damper for rotating shaft |
CN202118432U (en) * | 2011-09-29 | 2012-01-18 | 中国船舶重工集团公司第七一九研究所 | Compression displacement compensation device |
CN202469356U (en) * | 2011-12-22 | 2012-10-03 | 中国航空工业集团公司沈阳飞机设计研究所 | Pipeline shock-absorption damping ring |
CN102809007A (en) * | 2012-08-21 | 2012-12-05 | 江苏科技大学 | Impact-resistant connecting device of pipeline and equipment |
CN203477687U (en) * | 2013-08-01 | 2014-03-12 | 常州市勤泰工具厂 | Joint for oil pipes of automobile |
CN204226528U (en) * | 2014-11-13 | 2015-03-25 | 孙艳秋 | The multi-faceted vibration damping equipment of pipe conveying fluid joint |
CN204922280U (en) * | 2015-08-08 | 2015-12-30 | 济南大学 | A vibration damper for secret petroleum pipeline interface |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5045702U (en) * | 1973-03-05 | 1975-05-08 | ||
ITMI20061267A1 (en) * | 2006-06-30 | 2008-01-01 | Snam Progetti | AXIAL DAMPER APPLICABLE TO ELEMENTS OF PREFERABLY CYLINDRICAL, RECTANGULAR OR SQUARE SECTION |
-
2015
- 2015-08-08 CN CN201510480250.4A patent/CN105156782B/en not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE4420596A1 (en) * | 1993-11-12 | 1995-05-18 | Korea Machinery & Metal Inst | Lateral vibration damper for rotating shaft |
CN202118432U (en) * | 2011-09-29 | 2012-01-18 | 中国船舶重工集团公司第七一九研究所 | Compression displacement compensation device |
CN202469356U (en) * | 2011-12-22 | 2012-10-03 | 中国航空工业集团公司沈阳飞机设计研究所 | Pipeline shock-absorption damping ring |
CN102809007A (en) * | 2012-08-21 | 2012-12-05 | 江苏科技大学 | Impact-resistant connecting device of pipeline and equipment |
CN203477687U (en) * | 2013-08-01 | 2014-03-12 | 常州市勤泰工具厂 | Joint for oil pipes of automobile |
CN204226528U (en) * | 2014-11-13 | 2015-03-25 | 孙艳秋 | The multi-faceted vibration damping equipment of pipe conveying fluid joint |
CN204922280U (en) * | 2015-08-08 | 2015-12-30 | 济南大学 | A vibration damper for secret petroleum pipeline interface |
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CN105156782A (en) | 2015-12-16 |
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