CN208703387U - A kind of shock-absorbing type double-layer expansion joint - Google Patents
A kind of shock-absorbing type double-layer expansion joint Download PDFInfo
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- CN208703387U CN208703387U CN201821493696.6U CN201821493696U CN208703387U CN 208703387 U CN208703387 U CN 208703387U CN 201821493696 U CN201821493696 U CN 201821493696U CN 208703387 U CN208703387 U CN 208703387U
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- threaded post
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- installing pipe
- expansion joint
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- 239000007769 metal material Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims 1
- 230000003139 buffering effect Effects 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000010358 mechanical oscillation Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a kind of shock-absorbing type double-layer expansion joints, including installing pipe, symmetrically arranged connection ring is respectively welded on the outside of the both ends of the installing pipe, and connection ring is fixed with bellows far from one end of installing pipe, the bellows is fixed with connecting tube far from one end of connection ring, and connecting tube is fixed with butt tube far from one end of bellows, the butt tube is fixed with the first spring far from connecting flange is welded on the outside of one end of connecting tube between the connection ring and connecting tube.The connecting flange of the utility model setting is attached for expansion joint with corresponding pipeline, the bellows of setting itself has telescopicing performance, deformation can be compensated to a certain extent, the first spring is cooperated to make compensation effect more preferable simultaneously, simultaneously, the arc elastic piece of setting has certain elasticity, can be buffered when deforming, and can make the buffering effect of deformation more preferable after being used cooperatively with second spring.
Description
Technical field
The utility model relates to technical field of pipeline connection more particularly to a kind of shock-absorbing type double-layer expansion joints.
Background technique
Expansion joint is for compensation because of additional stress caused by temperature difference and mechanical oscillation, and is arranged in container casing or pipeline
On a kind of flexible structure, due to it as it is a kind of can free extension elastic compensation element, have reliable operation, performance good
It the advantages that good, compact-sized, having been widely used in departments such as chemical industry, metallurgy, nuclear energy, expansion joint is traditionally also compensator, or
Telescopic joint is made of attachmentes such as the bellows and end pipe, bracket, flange, the conduits that constitute its operative body, and expansion joint is to mend
Additional stress caused by repaying because of temperature difference and mechanical oscillation, and a kind of flexible structure being arranged on container casing or pipeline, it is swollen
Swollen section utilizes effective dilatation of its operative body bellows, with absorption line, conduit, container etc. by the reasons such as expand with heat and contract with cold
And the change in displacement of the change in size or buffer compensation pipeline, conduit, container etc. generated.However, existing expansion joint structure letter
Single, functional not good enough, so that its using effect is bad, deformation-compensated buffer capacity is still to be improved.
Utility model content
Purpose of the utility model is to solve existing issues, and a kind of shock-absorbing type double-layer expansion joint proposed.
To achieve the goals above, the utility model adopts the technical scheme that
A kind of shock-absorbing type double-layer expansion joint, including installing pipe, the both ends outside of the installing pipe, which is respectively welded, symmetrically to be set
The connection ring set, and connection ring is fixed with bellows far from one end of installing pipe, the one end of the bellows far from connection ring is solid
Surely have a connecting tube, and connecting tube is fixed with butt tube far from one end of bellows, the butt tube far from one end of connecting tube outside
Side is welded with connecting flange, is fixed with the first spring between the connection ring and connecting tube, and the first spring be socketed in it is corresponding
The outside of bellows, the outer ring of the installing pipe is welded with threaded post, and threaded post is arranged along the circumferential direction of installing pipe, the screw thread
The outside screw of column is socketed with internal screw thread ring, and the outside movable sleeve of threaded post is connected to arc elastic piece, the arc elastic piece
It is welded between connecting tube, and is fixed with second spring between arc elastic piece and installing pipe, second spring is socketed in corresponding
The outside of threaded post.
Preferably, the threaded post is fixed with limited block far from one end of installing pipe, and to be located at internal screw thread ring remote for limited block
The side of arc of recess shape elastic piece.
Preferably, anti-slop serrations are fixed on the outside of the internal screw thread ring, and anti-slop serrations are arranged along the circumferential direction of internal screw thread ring.
Preferably, the middle part of the arc elastic piece is equipped with the mounting hole being adapted to threaded post size, and threaded post is arranged
In mounting hole, and arc elastic piece is made of metal material.
Preferably, the connecting flange is equipped with threaded hole, and threaded hole is arranged around butt tube.
Preferably, the threaded post and installing pipe is axially vertical, and threaded post is horizontally disposed.
The beneficial effects of the utility model are:
1, the connecting flange of setting is attached for expansion joint with corresponding pipeline, and the bellows itself of setting, which has, to be stretched
Contracting performance can to a certain extent compensate deformation, while the first spring being cooperated to make compensation effect more preferable, meanwhile,
The arc elastic piece of setting has certain elasticity, can be buffered when deforming, and is used cooperatively with second spring
The buffering effect of deformation can be made more preferable afterwards.
2, elastic piece can be squeezed by the internal screw thread ring of rotation setting and second spring adjusts second as needed
The deflection of spring and the first spring, so that the elasticity of expansion joint is indirectly adjusted, so that the ability of buffering deformation is stronger more
Flexibly, using effect.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of shock-absorbing type double-layer expansion joint structural schematic diagram；
Fig. 2 be the utility model proposes a kind of shock-absorbing type double-layer expansion joint arc elastic piece schematic diagram；
Fig. 3 be the utility model proposes a kind of shock-absorbing type double-layer expansion joint threaded post schematic diagram.
In figure: 1 installing pipe, 2 connection rings, 3 fixing pipes, 4 bellowss, 5 first springs, 6 threaded posts, 7 arc elastic pieces, 8
Internal screw thread ring, 9 second springs, 10 limited blocks, 11 butt tubes, 12 connecting flanges, 13 threaded holes, 14 mounting holes, 15 anti-slop serrations.
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.
Referring to Fig.1-3, the both ends outside of a kind of shock-absorbing type double-layer expansion joint, including installing pipe 1, installing pipe 1 is respectively welded
There is symmetrically arranged connection ring 2, and connection ring 2 is fixed with bellows 4 far from one end of installing pipe 1, bellows 4 is far from connection ring
2 one end is fixed with connecting tube 3, and connecting tube 3 is fixed with butt tube 11 far from one end of bellows 4, and butt tube 11 is far from even
It is welded with connecting flange 12 on the outside of one end of adapter tube 3, the first spring 5, and the first bullet are fixed between connection ring 2 and connecting tube 3
Spring 5 is socketed in the outside of corresponding bellows 4, and the outer ring of installing pipe 1 is welded with threaded post 6, and threaded post 6 is along installing pipe 1
Circumferential setting, the outside screw of threaded post 6 is socketed with internal screw thread ring 8, and the outside movable sleeve of threaded post 6 is connected to arc elastic piece
7, arc elastic piece 7 is welded between connecting tube 3, and second spring 9 is fixed between arc elastic piece 7 and installing pipe 1, and second
Spring 9 is socketed in the outside of corresponding threaded post 6, and threaded post 6 is fixed with limited block 10 far from one end of installing pipe 1, and limits
Block 10 is located at side of the internal screw thread ring 8 far from arc elastic piece 7, and the outside of internal screw thread ring 8 is fixed with anti-slop serrations 15, and anti-slop serrations
15 are arranged along the circumferential direction of internal screw thread ring 8, and the middle part of arc elastic piece 7 is equipped with the mounting hole being adapted to 6 size of threaded post, and spiral shell
Line column 6 is set in mounting hole, and arc elastic piece 7 is made of metal material, and connecting flange 12 is equipped with threaded hole 13, and screw thread
Hole 13 is arranged around butt tube 11, and threaded post 6 is axially vertical with installing pipe 1, and threaded post 6 is horizontally disposed.
In the utility model, the connecting flange 12 of setting is attached for expansion joint with corresponding pipeline, the wave of setting
Line pipe 4 itself has telescopicing performance, can compensate to a certain extent to deformation, while the first spring 5 being cooperated to mend
It is more preferable to repay effect, meanwhile, the arc elastic piece 7 of setting has certain elasticity, can be buffered when deforming, with
Second spring 9 can make the buffering effect of deformation more preferable after being used cooperatively, and can be squeezed by the internal screw thread ring 8 of rotation setting
Elastic piece 7 and second spring 9 and then the deflection for adjusting second spring 9 and the first spring 5 as needed, to indirectly adjust
The elasticity of expansion joint, so that the ability of buffering deformation is stronger, using flexible.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of shock-absorbing type double-layer expansion joint, including installing pipe (1), which is characterized in that divide on the outside of the both ends of the installing pipe (1)
It is not welded with symmetrically arranged connection ring (2), and connection ring (2) is fixed with bellows (4), institute far from the one end of installing pipe (1)
It states bellows (4) to be fixed with connecting tube (3) far from the one end of connection ring (2), and the one end of connecting tube (3) far from bellows (4)
It is fixed with butt tube (11), the butt tube (11) is welded with connecting flange (12) far from one end outside of connecting tube (3), described
It is fixed between connection ring (2) and connecting tube (3) the first spring (5), and the first spring (5) is socketed in corresponding bellows (4)
Outside, the outer ring of the installing pipe (1) is welded with threaded post (6), and threaded post (6) is along the circumferential direction setting of installing pipe (1), institute
The outside screw for stating threaded post (6) is socketed with internal screw thread ring (8), and the outside movable sleeve of threaded post (6) is connected to arc elastic piece
(7), the arc elastic piece (7) is welded between connecting tube (3), and is fixed between arc elastic piece (7) and installing pipe (1)
Second spring (9), second spring (9) are socketed in the outside of corresponding threaded post (6).
2. a kind of shock-absorbing type double-layer expansion joint according to claim 1, which is characterized in that the threaded post (6) is far from peace
One end of tubulature (1) is fixed with limited block (10), and limited block (10) is located at internal screw thread ring (8) far from arc elastic piece (7)
Side.
3. a kind of shock-absorbing type double-layer expansion joint according to claim 1, which is characterized in that outside the internal screw thread ring (8)
Side is fixed with anti-slop serrations (15), and anti-slop serrations (15) are arranged along the circumferential direction of internal screw thread ring (8).
4. a kind of shock-absorbing type double-layer expansion joint according to claim 1, which is characterized in that the arc elastic piece (7)
Middle part is equipped with the mounting hole being adapted to threaded post (6) size, and threaded post (6) is set in mounting hole, and arc elastic piece (7)
It is made of metal material.
5. a kind of shock-absorbing type double-layer expansion joint according to claim 1, which is characterized in that the connecting flange (12) is equipped with
Threaded hole (13), and threaded hole (13) is arranged around butt tube (11).
6. a kind of shock-absorbing type double-layer expansion joint according to claim 1, which is characterized in that the threaded post (6) and installation
The axially vertical of (1) is managed, and threaded post (6) is horizontally disposed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821493696.6U CN208703387U (en) | 2018-09-13 | 2018-09-13 | A kind of shock-absorbing type double-layer expansion joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821493696.6U CN208703387U (en) | 2018-09-13 | 2018-09-13 | A kind of shock-absorbing type double-layer expansion joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208703387U true CN208703387U (en) | 2019-04-05 |
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ID=65947130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821493696.6U Active CN208703387U (en) | 2018-09-13 | 2018-09-13 | A kind of shock-absorbing type double-layer expansion joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208703387U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110962453A (en) * | 2019-12-16 | 2020-04-07 | 鲁家豪 | A printing ink solidification equipment for printing production field guarantees that illumination is even |
| CN110962454A (en) * | 2019-12-20 | 2020-04-07 | 鲁家豪 | Printing ink solidification equipment for printing |
-
2018
- 2018-09-13 CN CN201821493696.6U patent/CN208703387U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110962453A (en) * | 2019-12-16 | 2020-04-07 | 鲁家豪 | A printing ink solidification equipment for printing production field guarantees that illumination is even |
| CN110962453B (en) * | 2019-12-16 | 2021-05-04 | 鲁家豪 | A printing ink solidification equipment for printing production field guarantees that illumination is even |
| CN110962454A (en) * | 2019-12-20 | 2020-04-07 | 鲁家豪 | Printing ink solidification equipment for printing |
| CN110962454B (en) * | 2019-12-20 | 2021-08-24 | 佛山市顺德区美月彩印刷有限公司 | Printing ink solidification equipment for printing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Double -deck expansion joint of shock -proof type Effective date of registration: 20191119 Granted publication date: 20190405 Pledgee: Bank of China Limited by Share Ltd. Zhenhai Branch Pledgor: NINGBO LIANTONG EQUIPMENT GROUP CO.,LTD. Registration number: Y2019330000202 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231016 Granted publication date: 20190405 Pledgee: Bank of China Limited by Share Ltd. Zhenhai Branch Pledgor: NINGBO LIANTONG EQUIPMENT GROUP CO.,LTD. Registration number: Y2019330000202 |