CN107524882A - A kind of novel composite water Universal hinge expansion joint for big orifice compensation of pipeline - Google Patents
A kind of novel composite water Universal hinge expansion joint for big orifice compensation of pipeline Download PDFInfo
- Publication number
- CN107524882A CN107524882A CN201710913748.4A CN201710913748A CN107524882A CN 107524882 A CN107524882 A CN 107524882A CN 201710913748 A CN201710913748 A CN 201710913748A CN 107524882 A CN107524882 A CN 107524882A
- Authority
- CN
- China
- Prior art keywords
- hinge
- bearing pin
- expansion joint
- pipeline
- universal
- 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.)
- Withdrawn
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
- F16L51/00—Expansion-compensation arrangements for pipe-lines
- F16L51/02—Expansion-compensation arrangements for pipe-lines making use of bellows or an expansible folded or corrugated tube
- F16L51/03—Expansion-compensation arrangements for pipe-lines making use of bellows or an expansible folded or corrugated tube comprising two or more bellows
-
- 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
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
- F16D3/16—Universal joints in which flexibility is produced by means of pivots or sliding or rolling connecting parts
- F16D3/26—Hooke's joints or other joints with an equivalent intermediate member to which each coupling part is pivotally or slidably connected
-
- 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
- F16L21/08—Joints with sleeve or socket with additional locking 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
- F16L51/00—Expansion-compensation arrangements for pipe-lines
- F16L51/02—Expansion-compensation arrangements for pipe-lines making use of bellows or an expansible folded or corrugated tube
- F16L51/028—Expansion-compensation arrangements for pipe-lines making use of bellows or an expansible folded or corrugated tube with the expansion or contraction of each corrugation being limited
Abstract
A kind of novel composite water Universal hinge expansion joint for big orifice compensation of pipeline, four groups of universal double-jointed hinge rotational structures are uniformly set on the outside of expansion joint periphery, universal double-jointed hinge rotational structure is that the both ends of universal double-jointed hinge rotational structure are fixedly installed in the end pipe at expansion joint both ends with two hinge arrangements for realizing mutually perpendicular direction rotation.Designed by overall improvement, increase universal double-jointed hinge rotational structure, the deflection of end pipe component can be effectively reduced in big orifice compensation of pipeline, reduces riser, the thickness of flap, the overall service life of expansion joint and security improve a lot under worst hot case.
Description
Technical field
The invention belongs to compensation of pipeline field, and it is a kind of universal hinge of novel composite water for big orifice compensation of pipeline to invent
Chain expansion joint.
Background technology
Field is compensated in pipeline flexible, convention combi Universal hinge expansion joint is widely used, and it can be mended
Directional transverse displacement caused by pipeline is repaid, structural member such as major-minor flap, riser, cross bearing pin and bearing pin etc. form universal hinge
Chain rotates load supporting system, the pressure thrust in restrained line.Universal double-jointed hinge type expansion joint can be compensated perpendicular to pipeline axle
The lateral displacement in line direction, the i.e. direction of Y, Z two.Main hinge plate and cross bearing pin can occur around the relatively secondary flap of bearing pin together
Rotate, while main hinge plate can rotate around the relatively secondary flap of cross pin pivot pin spindle nose, expansion joint can compensate vertically
In the lateral displacement of pipeline axial plane.
The universal double-jointed hinge type expansion joint of conventional design is provided with two groups of universal couplings along symmetry direction and rotates load system
System, by two groups of universal coupling system restrictions, it has been obtained widely in pipeline below the DN1600 that stimulates the menstrual flow for pressure thrust in pipeline
Using.As the industry such as oil refining, petrochemical industry device and pipeline tend to maximize, for compensating the universal double-jointed hinge type of lateral displacement
Expansion joint is in use, one is exactly the ovalization for easily causing end pipe component the shortcomings that prominent and deforms, because of overall structure institute
The two concentrated force load born are in circumferencial direction in non-uniform distribution.If hinge position is labeled as 90 ° along pipe circumference
With 270 °, in big orifice pipeline application, will will produce moderate finite deformation, while end pipe component in 0 ° and 180 ° of opening position structural members
Ovalization is presented, caliber is bigger, and deformation is bigger, and conventional design is to thicken flap and riser by widening come control structure shape
Become.
The content of the invention
In order to solve the above technical problems, the present invention provides a kind of novel composite water universal coupling for big orifice compensation of pipeline
Type expansion joint, is designed by overall improvement, increases universal double-jointed hinge rotational structure, can be effective in big orifice compensation of pipeline
Reduce the deflection of end pipe component, reduce riser, the thickness of flap, under worst hot case the overall service life of expansion joint and
Security improves a lot.
To realize above-mentioned technical purpose, used technical scheme is：It is a kind of to be used for the new multiple of big orifice compensation of pipeline
Formula Universal hinge expansion joint, four groups of universal double-jointed hinge rotational structures are uniformly set on the outside of expansion joint periphery, multiple
Formula universal coupling rotational structure is to rotate knot with two hinge arrangements for realizing mutually perpendicular direction rotation, universal double-jointed hinge
The both ends of structure are fixedly installed in the end pipe at expansion joint both ends.
Four groups of universal double-jointed hinge rotational structures of the present invention are same form structure or multi-form structure.
Universal double-jointed hinge rotational structure of the present invention includes two pieces of risers, two groups of one, two piece of pair hinge board components
Parallel main hinge plate one, cross bearing pin one, bearing pin one, support bearing pin one and two pieces of supporting plates, secondary hinge board component one by
Two blocks of parallel secondary flaps one are formed, and secondary flap one and main hinge plate one, which are disposed radially and be mutually perpendicular, to be set
Put, the both ends of two blocks of main hinge plates one are clamped with one group of pair hinge board component one respectively, and pass through cross bearing pin one and secondary hinge
One end of board component one is hinged, and the other end of secondary hinge board component one is fixedly connected with riser, and two pieces of risers are separately fixed at swollen
In the end pipe at swollen section both ends, bearing pin one sequentially passes through the secondary flap one, cross bearing pin one and the secondary flap one of lower floor on upper strata,
One end of two pieces of supporting plates is fixedly connected with expansion joint, and its other end is by supporting bearing pin to be cut with scissors respectively with two blocks of main hinge plates one
Connect.
Supporting plate of the present invention and the center of main hinge plate one are hinged.
Universal double-jointed hinge rotational structure of the present invention includes two groups of pair hinge board components, two, two pieces of parallel masters
Flap two, cross bearing pin two and bearing pin two, secondary hinge board component two are made up of two blocks of parallel secondary flaps two, secondary hinge
Plate two and main hinge plate two are disposed radially and are mutually perpendicular setting, and one end of two groups of pair hinge board components two presss from both sides respectively
Hold on the outside of the both ends of two blocks of main hinge plates two, and pass through be hinged, two groups of secondary hinges of cross bearing pin two and two blocks of main hinge plates two
The other end of chain board component two is separately fixed in the end pipe at expansion joint both ends, and bearing pin two sequentially passes through the main hinge plate on upper strata
2nd, cross bearing pin two and the main hinge plate two of lower floor.
Cross bearing pin one or cross bearing pin two of the present invention are the flat board of through hole and the pin at flat board both ends by center
Spindle nose forms.
Reinforcement is provided between two blocks of the present invention parallel secondary flaps two.
Present invention has the advantages that：Improved by the design of structure so that stress is more in a circumferential direction for end pipe component
Uniformly, its ovalization deformation significantly improves, while the concentrated force level that single group universal coupling system is born have dropped half, change
The stress state of structural member has been apt to it, the overall service life of expansion joint and security improve a lot.
Brief description of the drawings
Fig. 1 is the hinge type expansion joint of convention combi ten thousand；
Fig. 2 is the structural representation of the present invention；
Fig. 3 is the cross bearing pin one of the present invention or the structural representation of cross bearing pin two；
In figure：1. end pipe, 2. ring flat-plates, 3. risers, 4. secondary flaps one, 5. gussets, 6. cross bearing pins one, 7. main hinge plates one,
8. bearing pin is supported, 9. supporting plates, 10. bearing pins one, 11. intervalves, 12. bellowss, 13. secondary flaps two, 14 reinforcements,
15. bearing pin two, 16. main hinge plates two, 17. cross bearing pins two, 18. flat boards, 19. bearing pin heads.
Embodiment
As shown in Fig. 2 a kind of novel composite water Universal hinge expansion joint for big orifice compensation of pipeline, expansion joint leads to
Normal structure includes two bellowss 9 connected by intervalve 15, and is connected to the end pipe of two other ends of bellows 9
1, with the pipeline section circumferencial direction quartering be labeled as 0 °, 90 °, 180 °, 270 ° exemplified by, be in the top of expansion joint 90 ° and under
Side i.e. 270 ° respectively symmetrically set the universal double-jointed hinge rotational structure that can be rotated simultaneously along Y-axis, Z axis, and by saddle to main hinge
Carrier bar enters row constraint by supporting plate to intervalve, prevents it from unstability occur, and the both ends of universal double-jointed hinge rotational structure are fixed
It is arranged in the end pipe 1 at expansion joint both ends, the pressure thrust that it can be in restrained line.Be in the front of expansion joint 0 ° and rear i.e.
180 ° respectively symmetrically set other two groups of novel composite waters universal coupling rotational structure, and its both ends is fixedly installed on expansion joint both ends
In end pipe 1, same have the function that restrained line pressure thrust, and the universal double-jointed hinge rotational structures of two kinds of forms is along axis
Rotation on direction is consistent, and can be achieved to rotate Y-axis, the one-directional rotation of Z axis and combination, four groups of universal double-jointed hinges turn
Dynamic structure is in staggeredly uniformly arrangement is arranged on the outside of expansion joint periphery, in along the circumferential direction 90 ° distributions between every two groups.
Deform, reduce universal in the ovalization of Large Diameter Pipeline application end tube assembly in order to improve universal double-jointed hinge type expansion joint
The stress state of hinged system, the mentality of designing that breaks traditions thinking set, two sets of hinged systems are newly set, i.e., in 0 ° and 180 ° of positions
Newly-increased two groups of universal couplings rotate load supporting system.After structure is improved, for the expansion joint end pipe component of Large Diameter Pipeline, edge
Pipe circumference direction and carry out confining pressure thrust in the presence of four concentrated forces, position is 0 °, 90 °, 180 ° and 270 °, is compared
Conventional universal coupling expansion joint end pipe is more uniformly stressed, thus the ovalization deformation of end pipe component significantly improves.On the other hand,
The concentrated force level that single group universal coupling system is born be before half, improve the stress state of structural member, improve
The security of expansion joint structure design.
Universal double-jointed hinge rotational structure has two kinds of forms, two kinds of forms can cross-reference, or uniformly use a certain shape
Formula.
Universal double-jointed hinge rotational structure form one：
Universal double-jointed hinge rotational structure includes two blocks of parallel main hinge plates of 3, two groups of riser, one, two block of pair hinge board component
One 7, cross bearing pin 1, bearing pin 1, support bearing pin 1 and two pieces of supporting plates 9, secondary hinge board component one are parallel by two pieces
Secondary flap 1 form, secondary flap 1 and main hinge plate 1 be disposed radially and be mutually perpendicular setting, two pieces
The both ends of main hinge plate 1 are clamped with one group of pair hinge board component one respectively, and pass through cross bearing pin 1 and secondary hinge board component
One one end is hinged, and the flat board 18 of cross bearing pin is set in parallel between two blocks of secondary flaps one, the bearing pin first 19 of cross bearing pin
Be hinged with one block of main hinge plate 1 respectively, the other end of secondary hinge board component one is fixedly connected with riser 3, and two pieces of risers 3 are distinguished
It is fixed in the end pipe 1 at expansion joint both ends, bearing pin 1 sequentially passes through the secondary flap 1 on upper strata, the flat board of cross bearing pin 1
On through hole and lower floor secondary flap 1, one end of two pieces of supporting plates 9 is connected with intervalve 11, and its other end passes through support
Bearing pin 8 is respectively articulated with two blocks of main hinge plates 1.
Supporting plate 9 and the center of main hinge plate 1 are hinged.
Universal double-jointed hinge rotational structure form two：
Described universal double-jointed hinge rotational structure includes two groups of pair hinge board components, two, two blocks of parallel main hinge plates two
16th, cross bearing pin 2 17 and bearing pin 2 15, secondary hinge board component two are made up of two blocks of parallel secondary flaps 2 13, secondary hinge
Plate 2 13 and main hinge plate 2 16 are disposed radially and are mutually perpendicular setting, one end point of two groups of pair hinge board components two
It is not clamped on the outside of the both ends of two blocks of main hinge plates 2 16, and passes through the hinge of cross bearing pin 2 17 and two blocks of main hinge plates 2 16
Connect, the flat board 18 of cross bearing pin is set in parallel between two blocks of main hinge plates two, the bearing pin first 19 of cross bearing pin respectively with one piece
Secondary flap two is be hinged, and the other end of two groups of pair hinge board components two is separately fixed in the end pipe 1 at expansion joint both ends, bearing pin two
15 sequentially pass through the through hole on the flat board of the main hinge plate 2 16 on upper strata, cross bearing pin 2 17 and the main hinge plate 2 16 of lower floor.
Reinforcement 14 is provided between two blocks of parallel secondary flaps 2 13.
As shown in institute 2, a kind of novel composite water Universal hinge expansion joint for big orifice compensation of pipeline is by end pipe 1, ring
Plate 2, riser 3, secondary flap 1, gusset 5, cross bearing pin 1, main hinge plate 1, support bearing pin 8, supporting plate 9, bearing pin one
10th, intervalve 11, bellows 12, secondary flap 2 13, reinforcement 14, bearing pin 2 15, main hinge plate 2 16, cross bearing pin 2 17
Composition, secondary flap 2 13, reinforcement 14, bearing pin 2 15, main hinge plate 2 16, cross bearing pin 2 17 form another group of universal hinge
Chain rotates load supporting system.
It is corresponding when main hinge plate 1 and cross bearing pin 1 rotate around the relatively secondary flap 1 of bearing pin 1 together
The variant of newly-increased hinged system is：Main hinge plate 2 16 and cross bearing pin 2 17 are together around the bearing pin head phase of cross bearing pin 2 17
Secondary flap 2 13 is rotated；Main hinge plate 1 rotates around the relatively secondary flap 1 of the bearing pin head of cross bearing pin 1
When, the variant of corresponding newly-increased hinged system is：Main hinge plate 2 16 occurs to turn around the relatively secondary flap 2 13 of bearing pin 2 15
It is dynamic.
Neoteric embodiment expansion joint compares convention combi universal coupling expansion joint, and end pipe component is in a circumferential direction
It is more uniformly stressed, the ovalization deformation of the stress deformation and end pipe component of structural member significantly improves, while single group universal coupling
The concentrated force level that system is born have dropped half, improve the stress state of structural member, the overall service life of expansion joint
Improved a lot with security.
Claims (7)
- A kind of 1. novel composite water Universal hinge expansion joint for big orifice compensation of pipeline, it is characterised in that：Four groups compound ten thousand It is uniformly set to hinge rotational structure on the outside of expansion joint periphery, universal double-jointed hinge rotational structure is with two realities The hinge arrangement that existing mutually perpendicular direction rotates, the both ends of universal double-jointed hinge rotational structure are fixedly installed on expansion joint both ends End pipe（1）On.
- 2. a kind of novel composite water Universal hinge expansion joint for big orifice compensation of pipeline as claimed in claim 1, it is special Sign is：Four groups of described universal double-jointed hinge rotational structures are same form structure or multi-form structure.
- 3. a kind of novel composite water Universal hinge expansion joint for big orifice compensation of pipeline as claimed in claim 1, it is special Sign is：Described universal double-jointed hinge rotational structure includes two pieces of risers（3）, two groups of one, two piece of pair hinge board components it is equal Capable main hinge plate one（7）, cross bearing pin one（6）, bearing pin one（10）, support bearing pin one（10）With two pieces of supporting plates（9）, pair hinge Chain board component one is by two blocks of parallel secondary flaps one（4）Composition, secondary flap one（4）With main hinge plate one（7）Along footpath To setting and be mutually perpendicular setting, two blocks of main hinge plates one（7）Both ends be clamped with one group of pair hinge board component one respectively, And pass through cross bearing pin one（6）It is hinged with one end of secondary hinge board component one, the other end and riser of secondary hinge board component one（3） It is fixedly connected, two pieces of risers（3）It is separately fixed at the end pipe at expansion joint both ends（1）On, bearing pin one（10）Sequentially pass through upper strata Secondary flap one（4）, cross bearing pin one（6）With the secondary flap one of lower floor（4）, two pieces of supporting plates（9）One end and intervalve （14）Connection, its other end is by supporting bearing pin（8）With two blocks of main hinge plates one（7）It is respectively articulated with.
- 4. a kind of novel composite water Universal hinge expansion joint for big orifice compensation of pipeline as claimed in claim 3, it is special Sign is：Described supporting plate（9）With main hinge plate one（7）Center be hinged.
- 5. a kind of novel composite water Universal hinge expansion joint for big orifice compensation of pipeline as claimed in claim 1, it is special Sign is：Described universal double-jointed hinge rotational structure includes two groups of pair hinge board components, two, two blocks of parallel main hinge plates Two（16）, cross bearing pin two（17）With bearing pin two（15）, secondary hinge board component two is by two blocks of parallel secondary flaps two（13） Composition, secondary flap two（13）With main hinge plate two（16）It is disposed radially and is mutually perpendicular setting, two groups of pair hinges One end of board component two is clamped in two blocks of main hinge plates two respectively（16）Both ends on the outside of, and pass through cross bearing pin two（17）With two Two blocks of main hinge plates two（16）It is be hinged, the other end of two groups of pair hinge board components two is separately fixed at the end pipe at expansion joint both ends （1）On, bearing pin two（15）Sequentially pass through the main hinge plate two on upper strata（16）, cross bearing pin two（17）With the main hinge plate two of lower floor （16）.
- 6. a kind of novel composite water Universal hinge expansion joint for big orifice compensation of pipeline as described in claim 2 or 4, its It is characterised by：Described cross bearing pin one（6）Or cross bearing pin two（17）By the flat board that center is through hole（18）And flat board （18）The bearing pin head at both ends（19）Composition.
- 7. a kind of novel composite water Universal hinge expansion joint for big orifice compensation of pipeline as claimed in claim 5, it is special Sign is：Two blocks of described parallel secondary flaps two（13）Between be provided with reinforcement（14）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710913748.4A CN107524882A (en) | 2017-09-30 | 2017-09-30 | A kind of novel composite water Universal hinge expansion joint for big orifice compensation of pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710913748.4A CN107524882A (en) | 2017-09-30 | 2017-09-30 | A kind of novel composite water Universal hinge expansion joint for big orifice compensation of pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107524882A true CN107524882A (en) | 2017-12-29 |
Family
ID=60684293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710913748.4A Withdrawn CN107524882A (en) | 2017-09-30 | 2017-09-30 | A kind of novel composite water Universal hinge expansion joint for big orifice compensation of pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107524882A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2856275B1 (en) * | 1978-12-27 | 1980-02-28 | Witzenmann Metallschlauchfab | Compensation device for hot pipes |
| CN202647047U (en) * | 2012-07-03 | 2013-01-02 | 南京三邦金属复合材料有限公司 | Complex type hinge transverse type expansion joint |
| CN103335188A (en) * | 2013-07-29 | 2013-10-02 | 南通天田机床有限公司 | Composite universal angular hinge type expansion joint |
| CN203442402U (en) * | 2013-06-08 | 2014-02-19 | 洛阳双瑞特种装备有限公司 | Single hinge type expansion joint with angular displacement equalization apparatus |
| CN205208017U (en) * | 2015-11-19 | 2016-05-04 | 秦皇岛开发区诺实管业有限公司 | Universal hinge chain flexbleJoint |
| CN106195508A (en) * | 2016-08-26 | 2016-12-07 | 洛阳双瑞特种装备有限公司 | A kind of compound universal coupling straight pipe pressure-balancing type expansion joint of staged arm-tie |
-
2017
- 2017-09-30 CN CN201710913748.4A patent/CN107524882A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2856275B1 (en) * | 1978-12-27 | 1980-02-28 | Witzenmann Metallschlauchfab | Compensation device for hot pipes |
| CN202647047U (en) * | 2012-07-03 | 2013-01-02 | 南京三邦金属复合材料有限公司 | Complex type hinge transverse type expansion joint |
| CN203442402U (en) * | 2013-06-08 | 2014-02-19 | 洛阳双瑞特种装备有限公司 | Single hinge type expansion joint with angular displacement equalization apparatus |
| CN103335188A (en) * | 2013-07-29 | 2013-10-02 | 南通天田机床有限公司 | Composite universal angular hinge type expansion joint |
| CN205208017U (en) * | 2015-11-19 | 2016-05-04 | 秦皇岛开发区诺实管业有限公司 | Universal hinge chain flexbleJoint |
| CN106195508A (en) * | 2016-08-26 | 2016-12-07 | 洛阳双瑞特种装备有限公司 | A kind of compound universal coupling straight pipe pressure-balancing type expansion joint of staged arm-tie |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
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Application publication date: 20171229 |