CN105423028B - A kind of compatibility of deformation pipe joint unit - Google Patents
A kind of compatibility of deformation pipe joint unit Download PDFInfo
- Publication number
- CN105423028B CN105423028B CN201610009858.3A CN201610009858A CN105423028B CN 105423028 B CN105423028 B CN 105423028B CN 201610009858 A CN201610009858 A CN 201610009858A CN 105423028 B CN105423028 B CN 105423028B
- Authority
- CN
- China
- Prior art keywords
- pipe joint
- joint sleeve
- sleeve pipe
- pipe
- positive stop
- 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.)
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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
- F16L27/00—Adjustable joints, Joints allowing movement
- F16L27/02—Universal joints, i.e. with mechanical connection allowing angular movement or adjustment of the axes of the parts in any direction
- F16L27/026—Universal and axially displaceable joints
-
- 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
Abstract
A kind of compatibility of deformation pipe joint unit, the present apparatus is made up of the different two parts of caliber.Wherein, Large Diameter Pipeline part is that a varying-arca channel constitutes pipe joint sleeve pipe I；Tubule path portion is that constant section duct constitutes pipe joint sleeve pipe II.Pipe joint sleeve pipe I large aperture inner wall of end is provided with screw thread, meanwhile, seal with elastometic washer block, erosion control positive stop and neck are installed in the inner.Pipe joint sleeve pipe II is a constant section duct, and a positive stop is provided with its end being located in pipe joint sleeve pipe I, and positive stop is made up of the becket being welded on pipe joint sleeve pipe II and the rubbery loop being placed on pipe joint sleeve pipe II.Neck is collectively constituted by seal with elastometic washer block and erosion control positive stop；Sealing rubber ring is positioned in neck, is played a part of limitation tube fluid and is overflowed.The present apparatus has certain axial direction and bending regulating power, it is possible to achieve the self-control of the lower pipeline of large deformation reaction, improves the safe operation ability of pipeline.
Description
Technical field
The present invention relates to a kind of compatibility of deformation pipe joint unit, more particularly to improve pipeline and prevent and reduce natural disasters the pipeline of ability
Piecing devices.
Background technology
Pipeline has very important make as one of water, electricity, heat, gas, the important channel of oil in life line system
With.According to residing environment, pipeline can be divided into urban pipe network and long defeated buried pipeline, no matter which kind of pipeline, be respectively provided with distribution model
Enclose wide, the characteristics of transportation range is long.Pipeline inevitably passes through (leap) complex geologic conditions location, such as tomography, landslide,
Depression, liquefiable soil layer area etc..When such bad geological phenomenon occurs, the violent response of surrounding enviroment will be caused, it is most likely that
Cause the large deformation of pipeline or even destroy, threaten the normal operation of pipeline.Simultaneously as urban infrastructure now is swift and violent
Development, pipeline damage also happens occasionally caused by foundation construction, is to construct more its reason and causes the significant difference of surrounding enviroment
Deformation.In terms of existing pipeline damage case, therefore the multiple joint area for being born in pipeline of destruction of pipeline, improves pipeline and connects
The compatibility of deformation ability of head seems particularly necessary.
The content of the invention
It is an object of the invention to design a kind of compatibility of deformation pipe joint unit, to improve the energy of preventing and reducing natural disasters of pipeline
Power.
A kind of compatibility of deformation pipe joint unit that the present invention is designed, it is characterised in that：The present apparatus by caliber it is different two
Part is constituted.Wherein, Large Diameter Pipeline part is that a varying-arca channel constitutes pipe joint sleeve pipe I (1)；Tubule path portion is uiform section
Pipeline constitutes pipe joint sleeve pipe II (2).
Pipe joint sleeve pipe I (1) large aperture inner wall of end is provided with screw thread, meanwhile, seal with elastometic washer block (3), erosion control
Positive stop (5) and neck (7) are installed in the inner.
Pipe joint sleeve pipe II (2) is a constant section duct, and being located at the end in pipe joint sleeve pipe I (1) at it is provided with
One positive stop (6), positive stop (6) is by the becket that is welded on pipe joint sleeve pipe II (2) and is placed on pipe joint sleeve pipe
Rubbery loop on II (2) is constituted.
Neck (7) is collectively constituted by seal with elastometic washer block (3) and erosion control positive stop (5)；Sealing rubber ring (4) is placed
In neck (7), play a part of limitation tube fluid and overflow.
Seal with elastometic washer block (3) is the threaded metal section in an outer surface, and its external diameter is maximum with pipe joint sleeve pipe I
Internal diameter is consistent, and internal diameter is slightly larger than pipe joint sleeve pipe II (2) external diameter.
Erosion control positive stop (5) is a special tectonic metal section, and its outer surface is threaded, its external diameter and pipe joint
Sleeve pipe I (1) maximum inner diameter is consistent；Inside is the expanding face of gradual change, and minimum diameter is outer slightly larger than pipe joint sleeve pipe II (2)
Footpath, maximum inner diameter is slightly less than pipe joint sleeve pipe I (1) maximum inner diameter.
Space is left between seal with elastometic washer block (3) and erosion control positive stop (5), the space is placement caulking gum
Enclose the neck (7) of (4).
There is following relation between the wall thickness of seal with elastometic washer block (3) and erosion control positive stop (5)：t1-t2≥(L2+
h2)×d/h1；Wherein, t1 and t2 are respectively the wall thickness of erosion control positive stop (5) and seal with elastometic washer block (3)；H1 and h2 points
Not Wei erosion control positive stop (5) and seal with elastometic washer block (3) length；L2 is the width of neck (7)；D is pipe joint set
Gap between pipe I (1) inwalls and positive stop (6).
The present apparatus can produce certain stretcher strain, compression and flexural deformation under external force.
The tension and compression deformation δ of the present apparatus is determined by sliding lengths of the pipe joint sleeve pipe II (2) in pipe joint sleeve pipe I (1)
It is fixed, L1<Tension and compression deformation δ<L1+h1.
The flexural deformation of the present invention is by pipe joint sleeve pipe II (2) around erosion control positive stop (5) in pipe joint sleeve pipe I
(1) it is tilted and produce, d/ (L1+h1)≤tan (angle of inclination φ)≤d/h1.
Apparatus of the present invention are connected by the mode such as flange or socket joint or screw thread with conventional pipeline.
To ensure pipe joint sleeve pipe I (1) in the safety of apparatus of the present invention under internal pressure and percussion, apparatus of the present invention
Material uses high-strength pulling-resisting compression-resistant material.
Due to using technical scheme, the present invention possesses following functions：Device in itself have certain axial direction and
Bend regulating power, it is possible to achieve the self-control of the lower pipeline of large deformation reaction, improve the safe operation ability of pipeline.
Brief description of the drawings
Fig. 1 is the schematic diagram one of embodiment provided by the present invention.
Fig. 2 is the compression figure of embodiment provided by the present invention.
Fig. 3 is the flexural deformation figure one of embodiment provided by the present invention.
Fig. 4 is the flexural deformation figure two of embodiment provided by the present invention.
Fig. 5 schemes for neck (7) composition of embodiment provided by the present invention.
Fig. 6 is the seal with elastometic washer block (3) of embodiment provided by the present invention.
Fig. 7 is the erosion control positive stop (5) of embodiment provided by the present invention.
Fig. 8 is the erosion control positive stop (5) of embodiment provided by the present invention.
Embodiment
The present invention is described in detail below in conjunction with the accompanying drawings：Compatibility of deformation pipe joint unit is connect by pipe joint sleeve pipe I (1), pipeline
Head casing tube II (2), seal with elastometic washer block (3), sealing rubber ring (4), erosion control positive stop (5) composition.It is attached referring to accompanying drawing 1
Fig. 2, accompanying drawing 3 and accompanying drawing 4.
Pipe joint sleeve pipe II (2) is a straight-through metal tube for carrying positive stop (6).
Seal with elastometic washer block (3), erosion control positive stop (5) are fixedly connected by screw thread with pipe joint sleeve pipe I (1).
Sealing rubber ring (4) is located between seal with elastometic washer block (3) and erosion control positive stop (5), and its effect is to prevent
Fluid in pipeline overflows.
When apparatus of the present invention are assembled, pass through erosion control spacing the pipe joint sleeve pipe II (2) with positive stop (6) first
Block (5)；Second, pipe joint sleeve pipe II (2) is positioned in pipe joint sleeve pipe I (1), by erosion control positive stop (5) spiral shell
Line is fixed in pipe joint sleeve pipe I (1)；3rd, the sealing rubber ring made (4) is placed on pipe joint sleeve pipe II (2)
On, and be pushed into pipe joint sleeve pipe I (1)；Finally, seal with elastometic washer block (3) is mounted on pipe joint sleeve pipe I
(1) in.
Because apparatus of the present invention can realize pipeline in tension and compression and the self-control of bending direction, due to being drawn in actual condition
The uncertainty of property is pressed, the middle part in pipe joint sleeve pipe I (1) of positive stop (6) is adjusted in actual installation, thus it is real
Its in the application of border stretches adjustment length up to 0.5L1~0.5L1+h1；Compression adjustment length is up to 0.5L1.
Pipeline is in tension and compression and the self-control of bending direction in the case of the present invention can realize large deformation, and then improves pipeline
Ability of preventing and reducing natural disasters.
Apparatus of the present invention can be used for underground laying pipeline and ground roughing-in.
Claims (10)
1. a kind of compatibility of deformation pipe joint unit, it is characterised in that：The present apparatus is made up of the different two parts of caliber；Wherein,
Large Diameter Pipeline part is that a varying-arca channel constitutes pipe joint sleeve pipe I (1)；Tubule path portion is that constant section duct composition pipeline connects
Head casing tube II (2)；
Pipe joint sleeve pipe I (1) large aperture inner wall of end is provided with screw thread, meanwhile, seal with elastometic washer block (3), erosion control are spacing
Block (5) and neck (7) are installed in the inner；
Pipe joint sleeve pipe II (2) is a constant section duct, is limited in its end being located in pipe joint sleeve pipe I (1) provided with one
Position block (6), positive stop (6) is by the becket that is welded on pipe joint sleeve pipe II (2) and is placed on pipe joint sleeve pipe II (2)
On rubbery loop constitute.
2. a kind of compatibility of deformation pipe joint unit according to claim 1, it is characterised in that：Neck (7) is by rubber ring
Sealing block (3) and erosion control positive stop (5) are collectively constituted；Sealing rubber ring (4) is positioned in neck (7), plays limitation pipe
The effect that interior fluid overflows.
3. a kind of compatibility of deformation pipe joint unit according to claim 2, it is characterised in that：Seal with elastometic washer block
(3) it is the threaded metal section in an outer surface, its external diameter is consistent with pipe joint sleeve pipe I maximum inner diameters, internal diameter is slightly larger than pipe
Road swagelok II (2) external diameter.
4. a kind of compatibility of deformation pipe joint unit according to claim 2, it is characterised in that：Erosion control positive stop (5)
For a special tectonic metal section, its outer surface is threaded, and its external diameter is consistent with pipe joint sleeve pipe I (1) maximum inner diameter；
Inside is the expanding face of gradual change, and minimum diameter is slightly larger than pipe joint sleeve pipe II (2) external diameter, and maximum inner diameter is slightly less than pipe joint
Sleeve pipe I (1) maximum inner diameter.
5. a kind of compatibility of deformation pipe joint unit according to claim 2, it is characterised in that：Seal with elastometic washer block
(3) space is left between erosion control positive stop (5), the space is the neck (7) for placing sealing rubber ring (4).
6. a kind of compatibility of deformation pipe joint unit according to claim 2, it is characterised in that：Seal with elastometic washer block
(3) there is following relation, t1-t2 >=(L2+h2) × d/h1 between the wall thickness of erosion control positive stop (5)；Wherein, t1 and t2 points
Not Wei erosion control positive stop (5) and seal with elastometic washer block (3) wall thickness；H1 and h2 are respectively erosion control positive stop (5) and rubber
The length of rubber sealing block (3)；L2 is the width of neck (7)；D is pipe joint sleeve pipe I (1) inwalls and positive stop (6)
Between gap；
The tension and compression deformation δ of the present apparatus determines by sliding lengths of the pipe joint sleeve pipe II (2) in pipe joint sleeve pipe I (1), L1
<Tension and compression deformation δ<L1+h1；
The flexural deformation of the present apparatus is interior in pipe joint sleeve pipe I (1) around erosion control positive stop (5) by pipe joint sleeve pipe II (2)
Tilt and produce,
7. a kind of compatibility of deformation pipe joint unit according to claim 1, it is characterised in that：The present apparatus by flange or
The mode such as socket joint or screw thread is connected with conventional pipeline.
8. a kind of compatibility of deformation pipe joint unit according to claim 1, it is characterised in that：To ensure internal pressure and impact
The safety of the lower present apparatus of effect, pipe joint sleeve pipe I (1) material uses high-strength pulling-resisting compression-resistant material.
9. a kind of compatibility of deformation pipe joint unit according to claim 1, it is characterised in that：Pipe joint sleeve pipe II
(2) it is a straight-through metal tube for carrying positive stop (6)；
Seal with elastometic washer block (3), erosion control positive stop (5) are fixedly connected by screw thread with pipe joint sleeve pipe I (1)；
Sealing rubber ring (4) is located between seal with elastometic washer block (3) and erosion control positive stop (5), and its effect is to prevent pipeline
Interior fluid overflows.
10. a kind of compatibility of deformation pipe joint unit according to claim 1, it is characterised in that：It is first when the present apparatus is assembled
The pipe joint sleeve pipe II (2) with positive stop (6) is first passed through into erosion control positive stop (5)；Second, by pipe joint sleeve pipe
II (2) is positioned in pipe joint sleeve pipe I (1), and erosion control positive stop (5) is screwed in pipe joint sleeve pipe I (1)；
3rd, the sealing rubber ring made (4) is placed on pipe joint sleeve pipe II (2), and is pushed into pipe joint sleeve pipe I (1)；
Finally, seal with elastometic washer block (3) is mounted in pipe joint sleeve pipe I (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610009858.3A CN105423028B (en) | 2016-01-06 | 2016-01-06 | A kind of compatibility of deformation pipe joint unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610009858.3A CN105423028B (en) | 2016-01-06 | 2016-01-06 | A kind of compatibility of deformation pipe joint unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105423028A CN105423028A (en) | 2016-03-23 |
| CN105423028B true CN105423028B (en) | 2017-08-04 |
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ID=55501448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610009858.3A Active CN105423028B (en) | 2016-01-06 | 2016-01-06 | A kind of compatibility of deformation pipe joint unit |
Country Status (1)
| Country | Link |
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| CN (1) | CN105423028B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112253758B (en) * | 2020-09-15 | 2022-08-19 | 西藏道一科技设备有限公司 | Wear-resisting breather valve in plateau |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202252483U (en) * | 2011-09-20 | 2012-05-30 | 沈兴家 | Flexible sleeve with protection jacket |
| CN205298903U (en) * | 2016-01-06 | 2016-06-08 | 北京工业大学 | Compatibility of deformation pipe joint device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2482617Y (en) * | 2001-06-05 | 2002-03-20 | 山东双兴集团有限公司 | Pipe compensator |
| FR3040727B1 (en) * | 2015-09-08 | 2017-09-22 | Itp Sa | METHOD FOR MANUFACTURING A DOUBLE ENVELOPE TRUNK |
-
2016
- 2016-01-06 CN CN201610009858.3A patent/CN105423028B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202252483U (en) * | 2011-09-20 | 2012-05-30 | 沈兴家 | Flexible sleeve with protection jacket |
| CN205298903U (en) * | 2016-01-06 | 2016-06-08 | 北京工业大学 | Compatibility of deformation pipe joint device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105423028A (en) | 2016-03-23 |
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