CN204164546U - Stainless steel pipeline connects position limiting sealed circle and sealed tube structure - Google Patents

Stainless steel pipeline connects position limiting sealed circle and sealed tube structure Download PDF

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Publication number
CN204164546U
CN204164546U CN201420624508.4U CN201420624508U CN204164546U CN 204164546 U CN204164546 U CN 204164546U CN 201420624508 U CN201420624508 U CN 201420624508U CN 204164546 U CN204164546 U CN 204164546U
Authority
CN
China
Prior art keywords
stainless steel
position limiting
ring
sealed circle
limiting sealed
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
Application number
CN201420624508.4U
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Chinese (zh)
Inventor
刘召义
王国华
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SICHUAN HUIJIN STAINLESS STEEL PIPELINE Co Ltd
Original Assignee
SICHUAN HUIJIN STAINLESS STEEL PIPELINE Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by SICHUAN HUIJIN STAINLESS STEEL PIPELINE Co Ltd filed Critical SICHUAN HUIJIN STAINLESS STEEL PIPELINE Co Ltd
Priority to CN201420624508.4U priority Critical patent/CN204164546U/en
Application granted granted Critical
Publication of CN204164546U publication Critical patent/CN204164546U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of stainless steel pipeline and connect position limiting sealed circle and sealed tube structure, this position limiting sealed circle possesses stainless steel pressure limiting back-up ring, and the bi-side of stainless steel pressure limiting back-up ring all have the o-ring groove for arranging O type rubber ring.When stainless steel position limiting sealed circle position is at two band flange, 90 ° of pipelines kink upper flange end, stainless steel position limiting sealed circle is inserted two with in the positioning hole of inner diametric step, by flange bolt pulling force, two 90 ° of beaded tube ends are axially tightened up, be close to stainless steel position limiting sealed circle both sides, at this moment O type rubber ring is circulated in o-ring groove by pressure.At this moment O type rubber ring compressive strain 18-20% is the optimal compress variation of O type rubber ring.And two 90 ° of beaded tube ends have developed metal tube both sides, more firmly can not exert pressure again.Spacing compresses seal principle that Here it is.

Description

Stainless steel pipeline connects position limiting sealed circle and sealed tube structure
Technical field
The utility model relates to the end sealing field of flange plate, is specifically that a kind of stainless steel pipeline connects position limiting sealed circle and sealed tube structure.
Background technique
Flange plate is called for short flange, just a general designation, typically refer to the periphery of the metal body of a similar plate-like open several fixing with hole for connecting other thing.Traditional rubber seal, at the construction field (site) toward 0 transition axial pressure, causes rubber product to be compressed into permanent deformation shape, and follow the string cause elastic seal ring lost efficacy and reveal.
Model utility content
The purpose of this utility model is to provide a kind of stainless steel pipeline to connect position limiting sealed circle and sealed tube structure at this.
The utility model is achieved in that a kind of stainless steel pipeline of structure connects position limiting sealed circle, and it is characterized in that: this position limiting sealed circle possesses stainless steel pressure limiting back-up ring, the bi-side of stainless steel pressure limiting back-up ring all have the o-ring groove for arranging O type rubber ring.
A kind of stainless steel pipeline connects position limiting sealed pipe structure, it is characterized in that: comprise the pipeline A of two flange 90 °, pipeline B and stainless steel pipeline and connect position limiting sealed circle; Stainless steel pipeline connects position limiting sealed circle and is positioned at step positioning hole corresponding to two band flange internal diameter of the pipeline, two 90 ° of beaded tube ends axially tighten up by flange bolt pulling force by two band flange pipelines, it is made to be close to stainless steel position limiting sealed circle both sides, described stainless steel pipeline connects position limiting sealed circle and possesses stainless steel pressure limiting back-up ring, and the bi-side of stainless steel pressure limiting back-up ring all have the o-ring groove for arranging O type rubber ring.
Stainless steel position limiting sealed circle sealing principle: when stainless steel position limiting sealed circle position is at two band flange, 90 ° of pipelines kink upper flange end, stainless steel position limiting sealed circle is inserted two with in the positioning hole of inner diametric step, by flange bolt pulling force, two 90 ° of beaded tube ends are axially tightened up, be close to stainless steel position limiting sealed circle both sides, at this moment O type rubber ring is circulated in o-ring groove by pressure.At this moment O type rubber ring compressive strain 18-20% is the optimal compress variation of O type rubber ring.And two 90 ° of beaded tube ends have developed metal tube both sides, more firmly can not exert pressure again.Spacing compresses seal principle that Here it is.
The utility model has the advantage of: stainless steel pipeline described in the utility model connects position limiting sealed circle and sealed tube structure passes through improvement, reasonable in design, and utilization ratio is high, and operating cost reduces, and is widely used in numerous areas.Spacing compression is exactly under rubber product allows the form of compressive strain, keeps its due tension force and elasticity to greatest extent, controls decrement to obtain optimal seal effect: keep the working life of rubber product and long-term sealability with stereosphere.The utility model through on probation, be used widely and receive favorable comment in numerous Engineering Projects.And this structure has stronger external force resistance to impact and anti-ly use instead.This product has the extremely strong market advantage in cost performance.
Accompanying drawing explanation
Fig. 1 is that the utility model stainless steel pipeline connects position limiting sealed circle schematic diagram
Fig. 2 is that the utility model stainless steel pipeline connects position limiting sealed pipe structure schematic diagram.
Embodiment
Below in conjunction with accompanying drawing 1-2, the utility model is described in detail, technological scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As shown in Figure 1, the utility model provides a kind of stainless steel pipeline to connect position limiting sealed circle 10 by improvement, this position limiting sealed circle 10 possesses stainless steel pressure limiting back-up ring 11, and the bi-side of stainless steel pressure limiting back-up ring 11 all have the o-ring groove 13 for arranging O type rubber ring 12.
Effect: traditional rubber seal, at the construction field (site) toward 0 transition axial pressure, cause rubber product to be compressed into permanent deformation shape, and follow the string cause elastic seal ring lost efficacy and reveal.Spacing compression is exactly under rubber product allows the form of compressive strain, keeps its due tension force and elasticity to greatest extent, controls decrement to obtain optimal seal effect: keep the working life of rubber product and long-term sealability with stereosphere.
As shown in Figure 2, a kind of stainless steel pipeline connects position limiting sealed pipe structure 20, comprises the pipeline A21 of two flange 90 °, pipeline B22 and stainless steel pipeline and connects position limiting sealed circle 10; Stainless steel pipeline connects position limiting sealed circle 10 and is positioned at step positioning hole 24 corresponding to two band flange internal diameter of the pipeline, two 90 ° of beaded tube ends axially tighten up by flange bolt 23 pulling force by two band flange pipelines, it is made to be close to stainless steel position limiting sealed circle both sides, described stainless steel pipeline connects position limiting sealed circle 10 and possesses stainless steel pressure limiting back-up ring 11, and the bi-side of stainless steel pressure limiting back-up ring 11 all have the o-ring groove 13 for arranging O type rubber ring 12.
The end sealing original paper that can be used for light-design flange dish coordinates flanger and loose flange type and the loose joint of loop type screw thread.
Effect: traditional rubber seal, at the construction field (site) toward 0 transition axial pressure, cause rubber product to be compressed into permanent deformation shape, and follow the string cause elastic seal ring lost efficacy and reveal.Spacing compression is exactly under rubber product allows the form of compressive strain, keeps its due tension force and elasticity to greatest extent, controls decrement to obtain optimal seal effect: keep the working life of rubber product and long-term sealability with stereosphere.
Stainless steel position limiting sealed circle sealing principle: when stainless steel position limiting sealed circle position is at two band flange, 90 ° of pipelines kink upper flange end, stainless steel position limiting sealed circle is inserted two with in the positioning hole of inner diametric step, by flange bolt pulling force, two 90 ° of beaded tube ends are axially tightened up, be close to stainless steel position limiting sealed circle both sides, at this moment O type rubber ring is circulated in o-ring groove by pressure.At this moment O type rubber ring compressive strain 18-20% is the optimal compress variation of O type rubber ring.And two 90 ° of beaded tube ends have developed metal tube both sides, more firmly can not exert pressure again.Spacing compresses seal principle that Here it is.
The utility model through on probation, be used widely and receive favorable comment in numerous Engineering Projects.And this structure has stronger external force resistance to impact and anti-ly use instead.This product has the extremely strong market advantage in cost performance.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein when not departing from spirit or scope of the present utility model, can realize in other embodiments.Therefore, the utility model can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.

Claims (2)

1. a stainless steel pipeline connects position limiting sealed circle (10), it is characterized in that: this position limiting sealed circle (10) possesses stainless steel pressure limiting back-up ring (11), the bi-side of stainless steel pressure limiting back-up ring (11) all have the o-ring groove (13) for arranging O type rubber ring (12).
2. a stainless steel pipeline connects position limiting sealed pipe structure (20), it is characterized in that: the pipeline A(21 comprising two flange 90 °), pipeline B(22) and stainless steel pipeline connect position limiting sealed circle (10); Stainless steel pipeline connects position limiting sealed circle (10) and is positioned at step positioning hole (24) corresponding to two band flange internal diameter of the pipeline, two 90 ° of beaded tube ends axially tighten up by flange bolt (23) pulling force by two band flange pipelines, it is made to be close to stainless steel position limiting sealed circle both sides, described stainless steel pipeline connects position limiting sealed circle (10) and possesses stainless steel pressure limiting back-up ring (11), and the bi-side of stainless steel pressure limiting back-up ring (11) all have the o-ring groove (13) for arranging O type rubber ring (12).
CN201420624508.4U 2014-10-27 2014-10-27 Stainless steel pipeline connects position limiting sealed circle and sealed tube structure Expired - Fee Related CN204164546U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420624508.4U CN204164546U (en) 2014-10-27 2014-10-27 Stainless steel pipeline connects position limiting sealed circle and sealed tube structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420624508.4U CN204164546U (en) 2014-10-27 2014-10-27 Stainless steel pipeline connects position limiting sealed circle and sealed tube structure

Publications (1)

Publication Number Publication Date
CN204164546U true CN204164546U (en) 2015-02-18

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420624508.4U Expired - Fee Related CN204164546U (en) 2014-10-27 2014-10-27 Stainless steel pipeline connects position limiting sealed circle and sealed tube structure

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CN (1) CN204164546U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107420667A (en) * 2017-09-01 2017-12-01 河南柴油机重工有限责任公司 A kind of adjustable pipeline attachment structure
CN108169031A (en) * 2017-12-13 2018-06-15 中国飞机强度研究所 A kind of petroleum pipe high temperature and pressure three-point bending pressure kettle device
CN109882672A (en) * 2019-04-18 2019-06-14 廖忠烈 A kind of flexible, high voltage bearing galianconism flange

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107420667A (en) * 2017-09-01 2017-12-01 河南柴油机重工有限责任公司 A kind of adjustable pipeline attachment structure
CN107420667B (en) * 2017-09-01 2023-09-01 河南柴油机重工有限责任公司 Adjustable pipeline connection structure
CN108169031A (en) * 2017-12-13 2018-06-15 中国飞机强度研究所 A kind of petroleum pipe high temperature and pressure three-point bending pressure kettle device
CN108169031B (en) * 2017-12-13 2020-05-19 中国飞机强度研究所 High-temperature high-pressure three-point bending pressure kettle device for petroleum pipe
CN109882672A (en) * 2019-04-18 2019-06-14 廖忠烈 A kind of flexible, high voltage bearing galianconism flange

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150218

Termination date: 20201027