CN109519717A - Big pull rod expansion bellow with detection device - Google Patents
Big pull rod expansion bellow with detection device Download PDFInfo
- Publication number
- CN109519717A CN109519717A CN201811644845.9A CN201811644845A CN109519717A CN 109519717 A CN109519717 A CN 109519717A CN 201811644845 A CN201811644845 A CN 201811644845A CN 109519717 A CN109519717 A CN 109519717A
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- CN
- China
- Prior art keywords
- detection device
- pull rod
- bellows
- big pull
- adapter tube
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 52
- 238000006073 displacement reaction Methods 0.000 claims abstract description 16
- 238000012545 processing Methods 0.000 claims abstract description 13
- 230000000007 visual effect Effects 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 7
- 238000013461 design Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 238000005259 measurement Methods 0.000 abstract description 2
- 238000012544 monitoring process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 206010000372 Accident at work Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
- F17D5/02—Preventing, monitoring, or locating loss
- F17D5/06—Preventing, monitoring, or locating loss using electric or acoustic 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
- F16L51/025—Expansion-compensation arrangements for pipe-lines making use of bellows or an expansible folded or corrugated tube with several corrugations
-
- 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
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention is related to the big pull rod expansion bellow with detection device, including expansion joint ontology, detection device and control device, expansion joint ontology includes sequentially connected left adapter tube, the first bellows, middle adapter, the second bellows and right adapter tube, is respectively equipped with detection device on the first bellows and the second bellows；Detection device includes that displacement detector, flexible counting and detecting device, thickness and crack detection device, control device include signal transmitting apparatus, data processing equipment and data terminal；Detection device is electrically connected with power supply and signal transmitting apparatus, data processing equipment, data terminal respectively.The present invention acquires all data of expansion joint by detection device, is sent in the mobile phone of related personnel after processing, and realization is checked at any time, leaks alarm in expansion joint.The present invention is conducive to optimizing product design, and can the more maintenance, maintenance of Accurate Prediction expansion joint and replacing construction, realize intelligent measurement and monitoring.
Description
Technical field
The present invention relates to expansion joint for pipeline technical field, especially a kind of big pull rod ripple expansion with detection device
Section.
Background technique
Pipeline compensator is also expansion joint, and segmentation is installed in heat supply pipeline or gas pipeline, for compensating stretching for pipeline
Contracting, especially for conveying the long range heat supply pipeline of high temperature, high-pressure medium, the wall thickness of expansion joint is larger, intensity is higher, absorbs
The axial displacement of pipeline is more.Therefore higher for the reliability requirement of expansion joint for pipeline.
At present, it is common to use bellows expansion joint be inner pressed working method mostly.After being passed through medium in pipeline, medium
It can enter in the inner cavity of bellows, i.e. pressure of the inner wall of bellows by medium.Pipeline is extended or is received because expanding with heat and contract with cold
When contracting, the active force that bellows is stretched or compresses, in addition the pressure that ripple inside pipe wall is born, in long-term use process, by
Larger in the stroke that heat supply pipeline generates, the wave number of bellows is more, and the bellows of expansion joint is easy to leak because of fatigue,
Inner pressed bellows expansion joint, which once leaks, can make entire expansion joint fail.Therefore periodic maintenance or replacement pipe expansion are needed
Section, causes the service life of expansion joint shorter, the heavy workload of maintenance and replacement, higher cost.Sometimes because failing to find in time
The expansion joint of leakage and failure causes serious personal injury and economic loss to cause industrial accident.
Summary of the invention
The object of the present invention is to provide a kind of big pull rod expansion bellow with detection device, is filled using displacement detecting
Set, flexible counting and detecting device, thickness and crack detection device acquire all data in expansion joint use process in real time, and pass through
It after data output and processing, is sent in the mobile phone or computer of related personnel in real time, realization is checked or alarmed at any time.
The purpose of the present invention is what is realized by using following technical scheme:
Big pull rod expansion bellow with detection device, including expansion joint ontology, detection device and control device, it is described
Expansion joint ontology includes sequentially connected left adapter tube, the first bellows, middle adapter, the second bellows and right adapter tube, and described
Detection device is respectively equipped on one bellows and the second bellows；
The detection device includes displacement detector, stretch counting and detecting device, thickness and crack detection device, described
Control device includes signal transmitting apparatus, data processing equipment and data terminal；
The detection device is electrically connected with power supply and signal transmitting apparatus respectively, and signal transmitting apparatus passes through wired or wireless
Mode is electrically connected with data processing equipment, and data processing equipment is electrically connected with data terminal.
As the preferred technical solution of the present invention, institute's displacement sensing device includes laser displacement sensor, laser displacement
Sensor is made of transmitting terminal and receiving end, and the transmitting terminal or receiving end are located at the outer surface of left adapter tube or middle adapter,
Receiving end or transmitting terminal are located at the fixation position except expansion joint ontology.
As the preferred technical solution of the present invention, the flexible counting and detecting device includes infrared counting device, infrared
Line counting device is made of transmitting terminal and receiving end, and the transmitting terminal or receiving end are located at the appearance of middle adapter or right adapter tube
Face, receiving end or transmitting terminal are located at the fixation position except expansion joint ontology.
As the preferred technical solution of the present invention, the thickness and crack detection device include ultrasonic detection device, institute
Ultrasonic detection device is stated to be located at the trough of first bellows and the second bellows.
As the preferred technical solution of the present invention, the left adapter tube and right adapter tube are respectively equipped with end plate, and middle adapter is equipped with
Intermediate otic placode is connected between the end plate of left adapter tube, intermediate otic placode and the end plate of right adapter tube by big pull rod, and big pull rod is equipped with spiral shell
Female component.
As the preferred technical solution of the present invention, the nut assembly includes sequentially connected Ball faced nut, taper faced washer
And thin nut.
As the preferred technical solution of the present invention, it is equipped with the first diversion pipe in first bellows, in the second bellows
Equipped with the second diversion pipe, the left end of the first diversion pipe connect and fixes with the inner wall of left adapter tube, and the left end of the second diversion pipe is in
Between the inner wall connection taken over and fixed.
As the preferred technical solution of the present invention, it is described it is left adapter tube end plate between be equipped with gusset, it is right adapter tube with end plate it
Between be equipped with gusset.
As the preferred technical solution of the present invention, the data terminal includes display screen, loudspeaker, combined aural and visual alarm, meter
Calculation machine or mobile phone.
As the preferred technical solution of the present invention, the mobile phone is smart phone, and it is soft that dedicated APP is equipped in smart phone
Part.
The beneficial effects of the present invention are: compared with the existing technology, the present invention is using displacement detector, flexible count detection
Device, thickness and crack detection device acquire all data in expansion joint use process in real time, export and handle by data
Afterwards, it is sent in the mobile phone or computer of related personnel, to realize the state for checking expansion joint at any time, and goes out in expansion joint in real time
Now leakage or plate indicates nature of danger alarm.
The artificial workload for carrying out the inspection of pipeline line walking can be greatly reduced in the present invention, collect in expansion joint use process
Data be conducive to optimize the product design of expansion joint, enhance the overall performance of expansion joint, and can more Accurate Prediction it is swollen
Maintenance, maintenance and the replacing construction of swollen section realize intelligent measurement and monitoring.Not only manufacturing cost is low by the present invention, installation and maintenance
It is convenient, and the safety and reliability of expansion joint can be increased substantially.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the left view structural representation of Fig. 1.
In figure: 1, left adapter tube, 2, nut assembly, 3, displacement detector, 4, flexible counting and detecting device, 5, thickness and split
Line detection device, 6, end plate, the 7, first bellows, 8, middle adapter, 9, intermediate otic placode, 10, big pull rod, the 11, first diversion pipe,
12, gusset, the 13, second bellows, 14, right adapter tube, the 15, second diversion pipe.
Specific embodiment
The invention will be further described with specific embodiment with reference to the accompanying drawing:
As depicted in figs. 1 and 2, the big pull rod expansion bellow with detection device, including expansion joint ontology, detection device
And control device, the expansion joint ontology include sequentially connected left adapter tube 1, the first bellows 7, middle adapter 8, the second ripple
Detection device is respectively equipped on pipe 13 and right adapter tube 14, the first bellows 7 and the second bellows 13；The detection device includes position
Detection device 3, flexible counting and detecting device 4, thickness and crack detection device 5 are moved, the control device includes signal transmission dress
It sets, data processing equipment and data terminal；Detection device is electrically connected with power supply and signal transmitting apparatus respectively, signal transmitting apparatus
It is electrically connected by wired or wireless way with data processing equipment, data processing equipment is electrically connected with data terminal.
In the present embodiment, institute's displacement sensing device 3 includes laser displacement sensor, and laser displacement sensor is by transmitting terminal
It is formed with receiving end, the transmitting terminal or receiving end are located at the outer surface of left adapter tube 1 or middle adapter 8, receiving end or transmitting
End is located at the fixation position except expansion joint ontology.The flexible counting and detecting device 4 includes infrared counting device, infrared ray
Counting device is made of transmitting terminal and receiving end, and the transmitting terminal or receiving end are located at the appearance of middle adapter 8 or right adapter tube 14
Face, receiving end or transmitting terminal are located at the fixation position except expansion joint ontology.The thickness and crack detection device 5 include super
Acoustic detector, ultrasonic detection device are located at the trough of the first bellows 7 and the second bellows 13.
In the present embodiment, the left adapter tube 1 and right adapter tube 14 are respectively equipped with end plate 6, and middle adapter 8 is equipped with intermediate otic placode 9,
It is connected between the end plate 6 of left adapter tube 1, intermediate otic placode 9 and the end plate of right adapter tube 14 by big pull rod 10, big pull rod 10 is equipped with spiral shell
Female component 2, nut assembly 2 include sequentially connected Ball faced nut, taper faced washer and thin nut.
It is equipped with the first diversion pipe 11 in first bellows 7, is equipped with the second diversion pipe 15 in the second bellows 14, first
The left end of diversion pipe 11 is connect with the inner wall of left adapter tube 1 and fixed, the left end of the second diversion pipe 15 and the inner wall company of middle adapter 8
It connects and fixes.It is equipped with gusset between left adapter tube 1 and end plate 6, gusset 12 is equipped between right adapter tube 14 and end plate.The data terminal
Including display screen, loudspeaker, combined aural and visual alarm, computer or mobile phone, mobile phone is smart phone, is equipped in smart phone dedicated
APP software.
Above-described embodiment is only limitted to illustrate design and technical characteristic of the invention, and its object is to allow those skilled in the art
Member understands the technical solution and embodiment of invention, can not limit the scope of the invention accordingly.It is all according to the present invention
Equivalent replacement or equivalence changes made by technical solution should all cover within the protection scope of claims of the present invention.
Claims (10)
1. a kind of big pull rod expansion bellow with detection device, including expansion joint ontology, detection device and control device,
Be characterized in: the expansion joint ontology includes sequentially connected left adapter tube, the first bellows, middle adapter, the second bellows and the right side
It takes over, is respectively equipped with detection device on first bellows and the second bellows；
The detection device includes displacement detector, flexible counting and detecting device, thickness and crack detection device, the control
Device includes signal transmitting apparatus, data processing equipment and data terminal；
The detection device is electrically connected with power supply and signal transmitting apparatus respectively, and signal transmitting apparatus passes through wired or wireless way
It is electrically connected with data processing equipment, data processing equipment is electrically connected with data terminal.
2. the big pull rod expansion bellow according to claim 1 with detection device, it is characterized in that: the displacement detecting
Device includes laser displacement sensor, and laser displacement sensor is made of transmitting terminal and receiving end, the transmitting terminal or receiving end
It is located at the outer surface of left adapter tube or middle adapter, receiving end or transmitting terminal are located at the fixation position except expansion joint ontology.
3. the big pull rod expansion bellow according to claim 1 with detection device, it is characterized in that: the flexible counting
Detection device includes infrared counting device, and infrared counting device is made of transmitting terminal and receiving end, the transmitting terminal or is connect
Receiving end is located at the outer surface of middle adapter or right adapter tube, and receiving end or transmitting terminal are located at the fixed bit except expansion joint ontology
It sets.
4. the big pull rod expansion bellow according to claim 1 with detection device, it is characterized in that: the thickness and splitting
Line detection device includes ultrasonic detection device, and the ultrasonic detection device is located at first bellows and the second bellows
Trough at.
5. the big pull rod expansion bellow according to any one of claims 1 to 4 with detection device, it is characterized in that: institute
It states left adapter tube and right adapter tube is respectively equipped with end plate, middle adapter is equipped with intermediate otic placode, and the end plate of left adapter tube, intermediate otic placode and the right side connect
It is connected between the end plate of pipe by big pull rod, big pull rod is equipped with nut assembly.
6. the big pull rod expansion bellow according to claim 5 with detection device, it is characterized in that: the nut assembly
Including sequentially connected Ball faced nut, taper faced washer and thin nut.
7. the big pull rod expansion bellow according to claim 5 with detection device, it is characterized in that: first ripple
It is equipped with the first diversion pipe in pipe, is equipped with the second diversion pipe, the inner wall of the left end of the first diversion pipe and left adapter tube in the second bellows
It connects and fixed, the left end of the second diversion pipe and the inner wall of middle adapter are connected and fixed.
8. the big pull rod expansion bellow according to claim 5 with detection device, it is characterized in that: the left adapter tube with
It is equipped with gusset between end plate, is equipped with gusset between right adapter tube and end plate.
9. the big pull rod expansion bellow according to claim 1 with detection device, it is characterized in that: the data terminal
Including display screen, loudspeaker, combined aural and visual alarm, computer or mobile phone.
10. the big pull rod expansion bellow according to claim 9 with detection device, it is characterized in that: the mobile phone is
Smart phone is equipped with dedicated APP software in smart phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811644845.9A CN109519717A (en) | 2018-12-30 | 2018-12-30 | Big pull rod expansion bellow with detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811644845.9A CN109519717A (en) | 2018-12-30 | 2018-12-30 | Big pull rod expansion bellow with detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109519717A true CN109519717A (en) | 2019-03-26 |
Family
ID=65797268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811644845.9A Pending CN109519717A (en) | 2018-12-30 | 2018-12-30 | Big pull rod expansion bellow with detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109519717A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112461145A (en) * | 2020-09-10 | 2021-03-09 | 河南平高电气股份有限公司 | Deformation monitoring system of pull rod type corrugated pipe |
| CN113738988A (en) * | 2021-11-05 | 2021-12-03 | 沈阳晨光弗泰波纹管有限公司 | Detachable expansion joint |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10292887A (en) * | 1997-04-18 | 1998-11-04 | Osaka Rasenkan Kogyo Kk | Bellows type expansion pipe fitting |
| JP2001349500A (en) * | 2000-06-07 | 2001-12-21 | Toyo Rasenkan Kogyo Kk | Leakage detecting device for bellows type expansion pipe joint |
| CN202101974U (en) * | 2011-06-25 | 2012-01-04 | 河南电力试验研究院 | Electromagnetic-acoustic transducer (EMAT) for detection of condenser stainless steel bellows |
| CN103883831A (en) * | 2014-03-13 | 2014-06-25 | 江苏鑫晟波纹管有限公司 | Novel straight pipe pressure balance type expansion joint |
| CN106051470A (en) * | 2016-05-18 | 2016-10-26 | 沈阳化工大学 | Ripple compensator wireless monitoring system based on internet of things |
| CN206206848U (en) * | 2016-09-30 | 2017-05-31 | 江苏鸿承机电设备有限公司 | A kind of high performance FlexbleJoint |
| CN210050590U (en) * | 2018-12-30 | 2020-02-11 | 江苏恒丰波纹管有限公司 | Large pull rod corrugated expansion joint with detection device |
-
2018
- 2018-12-30 CN CN201811644845.9A patent/CN109519717A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10292887A (en) * | 1997-04-18 | 1998-11-04 | Osaka Rasenkan Kogyo Kk | Bellows type expansion pipe fitting |
| JP2001349500A (en) * | 2000-06-07 | 2001-12-21 | Toyo Rasenkan Kogyo Kk | Leakage detecting device for bellows type expansion pipe joint |
| CN202101974U (en) * | 2011-06-25 | 2012-01-04 | 河南电力试验研究院 | Electromagnetic-acoustic transducer (EMAT) for detection of condenser stainless steel bellows |
| CN103883831A (en) * | 2014-03-13 | 2014-06-25 | 江苏鑫晟波纹管有限公司 | Novel straight pipe pressure balance type expansion joint |
| CN106051470A (en) * | 2016-05-18 | 2016-10-26 | 沈阳化工大学 | Ripple compensator wireless monitoring system based on internet of things |
| CN206206848U (en) * | 2016-09-30 | 2017-05-31 | 江苏鸿承机电设备有限公司 | A kind of high performance FlexbleJoint |
| CN210050590U (en) * | 2018-12-30 | 2020-02-11 | 江苏恒丰波纹管有限公司 | Large pull rod corrugated expansion joint with detection device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112461145A (en) * | 2020-09-10 | 2021-03-09 | 河南平高电气股份有限公司 | Deformation monitoring system of pull rod type corrugated pipe |
| CN113738988A (en) * | 2021-11-05 | 2021-12-03 | 沈阳晨光弗泰波纹管有限公司 | Detachable expansion joint |
| CN113738988B (en) * | 2021-11-05 | 2022-02-18 | 沈阳晨光弗泰波纹管有限公司 | Detachable expansion joint |
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