CN206093343U - Compensation connecting tube - Google Patents
Compensation connecting tube Download PDFInfo
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- CN206093343U CN206093343U CN201621119017.XU CN201621119017U CN206093343U CN 206093343 U CN206093343 U CN 206093343U CN 201621119017 U CN201621119017 U CN 201621119017U CN 206093343 U CN206093343 U CN 206093343U
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- eccentric
- eccentric pipes
- pipes
- sealing shroud
- connecting tube
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Abstract
The utility model discloses a compensation connecting tube, including the eccentric pipe of A, the eccentric pipe of B and connecting piece, eccentric pipe of A and the eccentric pipe of B are connected through the connecting piece. The utility model discloses can provide great nose balance and radially compensation, behind the pre buried pipeline, the problem that the hookup is difficult misplaces between the pipeline in the concrete for solution power station, chemical plant, civil buildings, and solve and to appear booster, deformation scheduling problem easily because of use under the vibration ring border to reach and improve the mesh that uses the reliability.
Description
Technical field
The utility model is related to pipeline field, relates in particular to a kind of compensation connecting tube.
Background technology
Metal bellows is a kind of tubing of the wave sample of external form picture rule, and conventional metal bellows has carbon steel, and
It is stainless, also have steel lining plastic, aluminum etc..It is mainly used in needing the bending radius non-concentric of very little to be axially driven,
Or irregularly turn, stretch, or the thermal deformation of extraction duct etc., or be not easy to be managed with the occasion of fixed elbow installation
The connection of road and pipeline, or pipeline uses with the connection of equipment.
Metal bellows as sensing element, damper element, non-concentric axial direction actuated element, compensating element, potted component,
Valve element and pipeline connecting parts, be widely used in automatically controlling with measuring instrumentss, vacuum technique, mechanical industry, power industry,
The fields such as communications and transportation, hydroelectric generation and atomic energy industry.
In prior art, metal bellows is mainly made up of the bellows section and two ends part that is connected（For once
Property machine-shaping）, as prior art of the Chinese patent notification number for " CN201621389 " disclosed one on November 3rd, 2010
Metal bellows is planted, it is bellows that its technical scheme is the body centre of the metal bellows, and two ends are straight tube, the ripple
Pipe forms a body with straight tube, and between 3 meters to 15 meters, caliber is in 16 millimeters of φ between 32 millimeters of φ for the length of body.Should
Metalloid bellows has easy to use and low-cost advantage, but there is short and poor reliability the defect of service life,
When particularly in the aerial cooler use of power station, because power station aerial cooler has in operation dither, hold
Corrugated pipe wall is produced fatigue and is ruptured, and then cause Jing booster often occur, larger is threatened to generator unit stator.Therefore, it is anxious
Need a kind of technical scheme that can solve the problem that above-mentioned technical problem.
Utility model content
The purpose of this utility model is to solve the above-mentioned problems in the prior art, there is provided one kind compensation connecting tube,
The utility model can provide larger nose balance and radial compensation, solve power station, chemical plant, civil buildings in concrete
In after pre-buried pipeline, the difficult problem of dislocation connection between pipeline；And solve because quick-fried using easily occurring under vibration
The problems such as pipe, deformation, so as to reach the purpose for using reliability is improved.
For achieving the above object, the technical solution adopted in the utility model is as follows：
One kind compensation connecting tube, it is characterised in that：Including A eccentric pipes, B eccentric pipes and connector, the A eccentric pipes and B
Eccentric pipe is connected by connector.
The connector includes sealing shroud and fixed cover, and the A eccentric pipes and B eccentric pipes are connected by sealing shroud and fixed cover
Connect.
The sealing shroud is weldingly fixed on A eccentric pipes, and the end of the A eccentric pipes and the end of B eccentric pipes are respectively positioned on
In sealing shroud, the fixed cover is threadedly secured on sealing shroud.
Sealing ring is provided between the sealing shroud and B eccentric pipes and fixed cover and B eccentric pipes between.
Sealing ring between the sealing shroud and B eccentric pipes is y-shaped ring, between the fixed cover and B eccentric pipes
Sealing ring is O-ring seals.
The offset of the A eccentric pipes and B eccentric pipes is 5～20mm.
The wall thickness of the A eccentric pipes and B eccentric pipes is 3～10mm.
The end of the A eccentric pipes and B eccentric pipes is provided with loose flange.
Using the utility model has the advantage of：
First, in the utility model, the structure that A eccentric pipes and B eccentric pipes are connected using connector, using the teaching of the invention it is possible to provide larger footpath
To compensation；The structure that connector is made up of sealing shroud and fixed cover so that B eccentric pipes lower can be moved in the axial direction, be carried
Larger nose balance is supplied；The cooperation of said structure, can not only be prevented effectively from during use and booster phenomenon occur, moreover it is possible to
Pipeline impact is enough reduced, the safety in utilization and service life of compensation connecting tube greatly improved, and also with more convenient existing
The advantage that field is installed.In addition, also having the advantages that simple structure and with low cost.
2nd, it is inclined with B by the y-shaped ring and fixed cover that are arranged between sealing shroud and B eccentric pipes in the utility model
O-ring seals between heart pipe, can either compress B eccentric pipes, it is to avoid B eccentric pipes are moved freely in sealing shroud, can prevent again
Only compensate connecting tube seepage.
3rd, in the utility model, the offset of A eccentric pipes and B eccentric pipes is disposed as into 5～20mm, joins can compensation
The radial compensation of adapter reaches 10～40mm；And the wall thickness of A eccentric pipes and B eccentric pipes is disposed as into 3～10mm, then improve
The rigid of eccentric pipe, solves the problems, such as bellows easy booster under vibration.The utility model is using eccentric former
Reason, can compensate, and easy for installation in axial-radial, and effectiveness in vibration suppression is good, and service life is longer（Main body can with more than 40 years,
Sealing more than 5 years）, it is the preferred plan for substituting bellows.
Description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is A-A sectional views of Fig. 1；
It is numbered in figure：1st, A eccentric pipes, 2, B eccentric pipes, 3, sealing shroud, 4, fixed cover, 5, y-shaped ring, 6, O shapes it is close
Seal, 7, loose flange.
Specific embodiment
Embodiment 1
One kind compensation connecting tube, including A eccentric pipes 1, B eccentric pipes 2 and connector, the A eccentric pipes 1 and B eccentric pipes 2 lead to
Cross connector connection.The connector includes sealing shroud 3 and fixed cover 4, and the A eccentric pipes 1 and B eccentric pipes 2 pass through sealing shroud 3
Connect with fixed cover 4.Specifically attachment structure is：The sealing shroud 3 is weldingly fixed on A eccentric pipes 1, and the one of the A eccentric pipes 1
One end of end and B eccentric pipes 2 is respectively positioned in sealing shroud 3, and the fixed cover 4 is threadedly secured on sealing shroud 3.Further, institute
State between sealing shroud 3 and B eccentric pipes 2 and sealing ring is provided with and fixed cover 4 and B eccentric pipes 2 between, the sealing shroud 3 is inclined with B
Sealing ring between heart pipe 2 is y-shaped ring 5, and the sealing ring between the fixed cover 4 and B eccentric pipes 2 is O-ring seals 6, O
Shape sealing ring 6 is extruded by fixed cover 4, and seal quantity is larger.
In the present embodiment, A eccentric pipes 1 are formed with the cylindrical finishing of B eccentric pipes 2, by A eccentric pipes 1 and B eccentric pipes 2
Coordinate, can realize compensating the radial compensation of connecting tube, by movement of the B eccentric pipes 2 in sealing shroud 3, compensation can be realized
The nose balance of connecting tube.
In the present embodiment, the y-shaped ring 5 is made up of polyurethane materials, long service life, the O-ring seals 6 by
Rubber is made.
Embodiment 2
One kind compensation connecting tube, including A eccentric pipes 1, B eccentric pipes 2 and connector, the A eccentric pipes 1 and B eccentric pipes 2 lead to
Cross connector connection.The connector includes sealing shroud 3 and fixed cover 4, and the A eccentric pipes 1 and B eccentric pipes 2 pass through sealing shroud 3
Connect with fixed cover 4.Specifically attachment structure is：The sealing shroud 3 is weldingly fixed on A eccentric pipes 1, and the one of the A eccentric pipes 1
One end of end and B eccentric pipes 2 is respectively positioned in sealing shroud 3, and the fixed cover 4 is threadedly secured on sealing shroud 3.Further, institute
State between sealing shroud 3 and B eccentric pipes 2 and sealing ring is provided with and fixed cover 4 and B eccentric pipes 2 between, the sealing shroud 3 is inclined with B
Sealing ring between heart pipe 2 is y-shaped ring 5, and the sealing ring between the fixed cover 4 and B eccentric pipes 2 is O-ring seals 6.
In the present embodiment, the offset of the A eccentric pipes 1 and B eccentric pipes 2 is 5～20mm, wherein, when A eccentric pipes 1
When coaxial with the bias of B eccentric pipes 2, the bias for compensating connecting tube is 0, when the bias of A eccentric pipes 1 and B eccentric pipes 2 is contrary,
The bias of compensation connecting tube is 10～40mm of maximum
Embodiment 3
One kind compensation connecting tube, including A eccentric pipes 1, B eccentric pipes 2 and connector, the A eccentric pipes 1 and B eccentric pipes 2 lead to
Cross connector connection.The connector includes sealing shroud 3 and fixed cover 4, and the A eccentric pipes 1 and B eccentric pipes 2 pass through sealing shroud 3
Connect with fixed cover 4.Specifically attachment structure is：The sealing shroud 3 is weldingly fixed on A eccentric pipes 1, and the one of the A eccentric pipes 1
One end of end and B eccentric pipes 2 is respectively positioned in sealing shroud 3, and the fixed cover 4 is threadedly secured on sealing shroud 3.Further, institute
State between sealing shroud 3 and B eccentric pipes 2 and sealing ring is provided with and fixed cover 4 and B eccentric pipes 2 between, the sealing shroud 3 is inclined with B
Sealing ring between heart pipe 2 is y-shaped ring 5, and the sealing ring between the fixed cover 4 and B eccentric pipes 2 is O-ring seals 6.
In the present embodiment, the wall thickness of the A eccentric pipes 1 and B eccentric pipes 2 is 3～10mm, to improve eccentric pipe in vibration
Explosion-proof under environment.
Embodiment 4
One kind compensates connecting tube, including A eccentric pipes 1, B eccentric pipes 2 and connector, and one end of the A eccentric pipes 1 and B are inclined
One end of heart pipe 2 is provided with loose flange 7, and the other end of the A eccentric pipes 1 and the other end of B eccentric pipes 2 pass through connector
Connection.The connector includes sealing shroud 3 and fixed cover 4, and the A eccentric pipes 1 and B eccentric pipes 2 pass through sealing shroud 3 and fixed cover
4 connections.Specifically attachment structure is：The sealing shroud 3 is weldingly fixed on A eccentric pipes 1, the other end and B of the A eccentric pipes 1
The other end of eccentric pipe 2 is respectively positioned in sealing shroud 3, and the fixed cover 4 is threadedly secured on sealing shroud 3.Further, it is described close
Sealing ring, the sealing shroud 3 and B eccentric pipes are provided with and fixed cover 4 and B eccentric pipes 2 between big envelope 3 and B eccentric pipes 2
Sealing ring between 2 is y-shaped ring 5, and the sealing ring between the fixed cover 4 and B eccentric pipes 2 is O-ring seals 6.
Claims (8)
1. a kind of compensation connecting tube, it is characterised in that：Including A eccentric pipes（1）, B eccentric pipes（2）And connector, the A eccentric pipes
（1）With B eccentric pipes（2）Connected by connector.
2. a kind of compensation connecting tube as claimed in claim 1, it is characterised in that：The connector includes sealing shroud（3）With it is solid
Fixed set（4）, the A eccentric pipes（1）With B eccentric pipes（2）By sealing shroud（3）And fixed cover（4）Connection.
3. a kind of compensation connecting tube as claimed in claim 2, it is characterised in that：The sealing shroud（3）It is weldingly fixed on A eccentric
Pipe（1）On, the A eccentric pipes（1）End and B eccentric pipes（2）End be respectively positioned on sealing shroud（3）It is interior, the fixed cover（4）
It is threadedly secured in sealing shroud（3）On.
4. a kind of compensation connecting tube as claimed in claim 3, it is characterised in that：The sealing shroud（3）With B eccentric pipes（2）It
Between and fixed cover（4）With B eccentric pipes（2）Between be provided with sealing ring.
5. a kind of compensation connecting tube as claimed in claim 4, it is characterised in that：The sealing shroud（3）With B eccentric pipes（2）It
Between sealing ring be y-shaped ring（5）, the fixed cover（4）With B eccentric pipes（2）Between sealing ring be O-ring seals（6）.
6. a kind of compensation connecting tube as any one of claim 1-5, it is characterised in that：The A eccentric pipes（1）And B
Eccentric pipe（2）Offset be 5～20mm.
7. a kind of compensation connecting tube as any one of claim 1-5, it is characterised in that：The A eccentric pipes（1）And B
Eccentric pipe（2）Wall thickness be 3～10mm.
8. a kind of compensation connecting tube as claimed in claim 1, it is characterised in that：The A eccentric pipes（1）With B eccentric pipes（2）'s
End is provided with loose flange（7）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621119017.XU CN206093343U (en) | 2016-10-13 | 2016-10-13 | Compensation connecting tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621119017.XU CN206093343U (en) | 2016-10-13 | 2016-10-13 | Compensation connecting tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206093343U true CN206093343U (en) | 2017-04-12 |
Family
ID=58482785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621119017.XU Active CN206093343U (en) | 2016-10-13 | 2016-10-13 | Compensation connecting tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206093343U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106439358A (en) * | 2016-10-13 | 2017-02-22 | 德阳东久动力设备制造有限公司 | Linkage pipe for compensation |
-
2016
- 2016-10-13 CN CN201621119017.XU patent/CN206093343U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106439358A (en) * | 2016-10-13 | 2017-02-22 | 德阳东久动力设备制造有限公司 | Linkage pipe for compensation |
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| GR01 | Patent grant |