CN106705825A - Stroke measuring device of wave compensator for trailing suction ship - Google Patents
Stroke measuring device of wave compensator for trailing suction ship Download PDFInfo
- Publication number
- CN106705825A CN106705825A CN201611246031.0A CN201611246031A CN106705825A CN 106705825 A CN106705825 A CN 106705825A CN 201611246031 A CN201611246031 A CN 201611246031A CN 106705825 A CN106705825 A CN 106705825A
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- China
- Prior art keywords
- chain
- sprocket wheel
- measuring device
- encoder
- stroke measuring
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- 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
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The invention relates to a stroke measuring device of a wave compensator for a trailing suction ship. The stroke measuring device belongs to the technical field of the automation control of engineering vessels. The stroke measuring device of the wave compensator for the trailing suction ship is characterized by comprising an intermediate sprocket wheel (2), a drive shaft (3), an acquisition sprocket wheel (4), an encoder (7), a coupling (8) and a chain (9), wherein the chain (9) is connected with the intermediate sprocket wheel (2) and the acquisition sprocket wheel (4); the acquisition sprocket wheel (4) is connected with a rotating shaft of the encoder (7) through the drive shaft (3) and the coupling (8); the chain (9) drives the acquisition sprocket wheel (4) to rotate; the acquisition sprocket wheel (4) enables the encoder (7) to generate corresponding rotation through the drive shaft (3) and the coupling (8), and converts the movement signal of the chain (9) into an electrical signal which can be transmitted by a cable. The stroke measuring device has the advantages of being simple in structure, reliable in performance, simple and convenient to maintain, high in measurement accuracy, convenient to use, long in service life and wide in scope of application, and the like.
Description
Technical field
The invention belongs to engineering ship technical field of automatic control, more particularly to a kind of rake inhales ship heave compensator row
Journey measurement apparatus.
Background technology
When drag suction dredger is constructed, because the effect ship of wave can pitch, but drag head is necessary under water
Overcome lumpy influence, moved close to sea bed all the time, so wave compensating device is the indispensable equipment of drag suction dredger
One of.Wave compensation system is a set of automatic control system, and drag suction dredger can be made to there is wave or water-bed ground on sea
In the case that shape has fluctuating, drag head can all the time be adjacent to water-bed mud face.Wave is measured by heave compensator stroke measuring device
The collapsing length of compensator hydraulic cylinder, can accurately calculate the depth of drag head, realize the accurate monitoring and control of drag head.
Can be shown on host computer, for behaviour's rake hand reference.At present, some wave fecth measurement apparatus use rope sensor, the party
Formula inside is installed to have elastic component, and flexible member is susceptible to the impaired situation of fatigue, there is the use longevity of influence measurement apparatus
A series of problems, such as life.
The content of the invention
The present invention provides a kind of rake suction ship heave compensator stroke to solve technical problem present in known technology and surveys
Amount device.
There is simple structure it is an object of the invention to provide one kind, dependable performance, easy maintenance, certainty of measurement is high, uses
Convenient, long service life, rake the features such as applied widely inhales ship heave compensator stroke measuring device.
The linear motion of wave compensating device is converted to and turned with encoder by the present invention by the kind of drive of chain sprocket
The rotation of the sprocket wheel that axle is fixedly connected, so as to realize measurement.The device of drag suction dredger heave compensator stroke is measured, makes behaviour
Rake hand can more accurately grasp the state of heave compensator, realize the monitoring to heave compensator and drag head depth.
One end of chain of the present invention is fixedly connected with the telescopic end of heave compensator hydraulic cylinder, the other end and the measurement of chain
The fixed structure piece connection of device, a weight is hung on chain by sprocket wheel, and weight two ends are provided with guide rail, and constraint weight can only
Moved up and down along guide rail.During drag suction dredger ship operation, there is the situation of fluctuating when sea has wave or water-bed landform,
The telescopic oil cylinder of heave compensator starts action, and the flexible of oil cylinder can drive described chain movement, the weight of the suspension
Effect is chain is there is the straight configuration that tension force keeps chain all the time.By the motion of described chain, due to chain and
The engagement of sprocket wheel, finally transfers the motion to collection sprocket wheel, makes collection gear that certain rotation to occur.The collection sprocket wheel passes through
Power transmission shaft and shaft coupling make that encoder generation is corresponding to be rotated, it is achieved thereby that the motor message of heave compensator be converted into can be with
The electric signal of cable transmission, is transmitted to acquisition process unit by transmission cable.
Present invention rake is inhaled ship heave compensator stroke measuring device and is adopted the technical scheme that：
One kind rake inhales ship heave compensator stroke measuring device, it is characterized in that：Rake inhales ship heave compensator stroke measurment dress
Put including intermediate chain wheel, power transmission shaft, collection sprocket wheel, encoder, shaft coupling and chain, chain connection intermediate chain wheel and acquisition link
Wheel, collection sprocket wheel is connected the rotary shaft of encoder by power transmission shaft and shaft coupling, and chain-driving acquisition link wheel is rotated, and collection sprocket wheel leads to
Crossing power transmission shaft and shaft coupling makes that encoder generation is corresponding to be rotated, and chain movement signal is converted into can be with the telecommunications of cable transmission
Number.
Present invention rake inhales ship heave compensator stroke measuring device can also be adopted the following technical scheme that：
Described rake inhales ship heave compensator stroke measuring device, is characterized in：Encoder bottom is equipped with support bar, shaft coupling
Device is yielding coupling.
Described rake inhales ship heave compensator stroke measuring device, is characterized in：Intermediate chain wheel is protected equipped with intermediate chain wheel
Cover, encoder is equipped with encoder protective cover.
Described rake inhales ship heave compensator stroke measuring device, is characterized in：Chain one end and heave compensator hydraulic pressure
The telescopic end of cylinder is fixedly connected, and the chain other end is connected with the fixedly connected part of measurement apparatus, and one is hung by sprocket wheel on chain
There is tension force all the time in the presence of weight gravity in individual weight, chain.
Described rake inhales ship heave compensator stroke measuring device, is characterized in：Weight is provided with guide rail, and constraint weight can only
Moved up and down along guide rail.
The present invention has the advantages and positive effects that：
Rake inhales ship heave compensator stroke measuring device as a result of the brand-new technical scheme of the present invention, with prior art
Compare, the present invention uses high accuracy and high-resolution encoder as the collection sensor of signal, there is provided whole measurement is filled
The certainty of measurement put；Meanwhile, the stretching motion of heave compensator hydraulic cylinder is transferred to compile using the kind of drive of chain sprocket
The rotation of code device, structure reliability, easy maintenance, it is to avoid flexible member fatigue is impaired and cause the generation of measurement apparatus failure,
Extend service life.
Brief description of the drawings
Fig. 1 is that present invention rake inhales ship heave compensator stroke measuring device structural representation；
Fig. 2 is heave compensator stroke measuring device mounting structure schematic diagram of the present invention.
In figure, 1, intermediate chain wheel protective cover, 2, intermediate chain wheel, 3, power transmission shaft, 4, collection sprocket wheel, 5, support bar, 6, coding
Device protective cover, 7, encoder, 8, shaft coupling, 9, chain, 10, heave compensator hydraulic cylinder, 11, heave compensator stroke measurment dress
Put, 12, guide rail, 13, weight.
Specific embodiment
For the content of the invention of the invention, feature and effect can be further appreciated that, following examples are hereby enumerated, and coordinate accompanying drawing
Describe in detail as follows：
Refering to accompanying drawing 1 and Fig. 2.
Embodiment 1
Rake inhale ship heave compensator stroke measuring device, including intermediate chain wheel 2, power transmission shaft 3, collection sprocket wheel 4, encoder 7,
Yielding coupling 8 and chain 9, the link intermediate chain wheel 2 of chain 9 and collection sprocket wheel 4, collection sprocket wheel 4 is by power transmission shaft 3 and elastic shaft coupling
Device 8 connects the rotary shaft of encoder 7, and the bottom of encoder 7 is equipped with support bar 5.Intermediate chain wheel 2 is equipped with intermediate chain wheel protective cover 1, compiles
Code device 7 is equipped with encoder protective cover 6.The one end of chain 9 is fixedly connected with the telescopic end of heave compensator hydraulic cylinder, and chain 9 is another
End is connected with the fixedly connected part of measurement apparatus, and a weight 13 is hung by sprocket wheel on chain 9, and chain 9 is in weight gravity
All the time there is tension force under effect.Weight 13 is provided with guide rail 12, and constraint weight 13 can only move up and down along guide rail 12.The band of chain 9
Dynamic collection sprocket wheel 4 is rotated, and collection sprocket wheel 4 makes encoder 7 that corresponding rotation to occur by power transmission shaft 3 and yielding coupling 8, by chain
The motor message of bar 9 is converted into can be with the electric signal of cable transmission.
The present embodiment concrete structure and implementation process：
Refering to accompanying drawing 1, drag suction dredger heave compensator stroke measuring device includes：Intermediate chain wheel protective cover 1, it is middle
Sprocket wheel 2, power transmission shaft 3 gathers sprocket wheel 4, support bar 5, encoder protective cover 6, encoder 7, yielding coupling 8, chain 9.Feature
It is：The rotary shaft of encoder 7 is connected with one end of power transmission shaft 3 by yielding coupling, the other end and the collection sprocket wheel of power transmission shaft 3
4 are fixedly connected.Refering to accompanying drawing 2, one end of chain 9 is fixedly connected with the telescopic end of heave compensator hydraulic cylinder, chain 9 it is another
End is connected with the fixedly connected part of measurement apparatus, and chain has tension force all the time in the presence of weight gravity.Work as heave compensator
Telescopic oil cylinder start action, the flexible of oil cylinder can drive described chain 9 to move, due to the engagement of chain and sprocket wheel, finally
Collection sprocket wheel 4 is transferred the motion to, makes collection gear 4 that certain rotation to occur.The collection sprocket wheel passes through power transmission shaft 3 and shaft coupling
Device 8 makes encoder 7 that corresponding rotation to occur, it is achieved thereby that the motor message of heave compensator be converted into can be with cable transmission
Electric signal, is transmitted to acquisition process unit by transmission cable.
The present embodiment has described simple structure, and dependable performance, easy maintenance, certainty of measurement is high, easy to use, uses
Long lifespan, it is applied widely to wait good effect.
Claims (5)
1. a kind of rake inhales ship heave compensator stroke measuring device, it is characterized in that：Rake inhales ship heave compensator stroke measuring device
Including intermediate chain wheel (2), power transmission shaft (3), collection sprocket wheel (4), encoder (7), shaft coupling (8) and chain (9), chain (9) chain
Intermediate chain wheel (2) and collection sprocket wheel (4) are connect, collection sprocket wheel (4) is connected the rotation of encoder (7) by power transmission shaft (3) and shaft coupling (8)
Rotating shaft, chain (9) drives collection sprocket wheel (4) to rotate, and collection sprocket wheel (4) makes encoder by power transmission shaft (3) and shaft coupling (8)
(7) there is corresponding rotation, chain (9) motor message is converted into can be with the electric signal of cable transmission.
2. rake according to claim 1 inhales ship heave compensator stroke measuring device, it is characterized in that：Encoder (7) bottom
Equipped with support bar (5), shaft coupling (8) is yielding coupling.
3. rake according to claim 1 inhales ship heave compensator stroke measuring device, it is characterized in that：Intermediate chain wheel (2) is filled
There is intermediate chain wheel protective cover (1), encoder (7) is equipped with encoder protective cover (6).
4. the rake according to claim 1,2 or 3 inhales ship heave compensator stroke measuring device, it is characterized in that：Chain (9) one
End is fixedly connected with the telescopic end of heave compensator hydraulic cylinder, and chain (9) other end is connected with the fixedly connected part of measurement apparatus,
A weight (13) is hung by sprocket wheel on chain (9), chain (9) has tension force all the time in the presence of weight gravity.
5. rake according to claim 4 inhales ship heave compensator stroke measuring device, it is characterized in that：Weight (13) is provided with leads
Rail (12), constraint weight (13) can only move up and down along guide rail (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611246031.0A CN106705825A (en) | 2016-12-29 | 2016-12-29 | Stroke measuring device of wave compensator for trailing suction ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611246031.0A CN106705825A (en) | 2016-12-29 | 2016-12-29 | Stroke measuring device of wave compensator for trailing suction ship |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106705825A true CN106705825A (en) | 2017-05-24 |
Family
ID=58904126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611246031.0A Withdrawn CN106705825A (en) | 2016-12-29 | 2016-12-29 | Stroke measuring device of wave compensator for trailing suction ship |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106705825A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110132198A (en) * | 2019-04-18 | 2019-08-16 | 武汉云弘高精科技有限公司 | A kind of underwater dynamic measurement system for stay wire displacement sensor |
| CN110360971A (en) * | 2019-06-29 | 2019-10-22 | 日照钢铁控股集团有限公司 | A kind of novel linear displacement measurement device |
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| JPH064603U (en) * | 1992-06-27 | 1994-01-21 | アルファ光学株式会社 | Length measuring instrument |
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| CN201104238Y (en) * | 2007-11-28 | 2008-08-20 | 华南理工大学 | Optoelectronic large displacement measuring device and calibration holder thereof |
| CN201355242Y (en) * | 2008-08-29 | 2009-12-02 | 苏州万佳液压升降机械有限公司 | Measuring device for measuring garbage compression length |
| CN202361964U (en) * | 2011-10-25 | 2012-08-01 | 翟诺 | Device capable of replacing linear encoder with rotary encoder |
| CN102926367A (en) * | 2012-11-07 | 2013-02-13 | 西安航天自动化股份有限公司 | Chain wheel and chain device for ship elevator ship reception chamber stroke detection |
| CN203163696U (en) * | 2013-04-16 | 2013-08-28 | 中南林业科技大学 | Displacement measuring device in multi-field coupling comprehensive test system |
| CN203820350U (en) * | 2014-03-19 | 2014-09-10 | 无锡耐博机器人科技有限公司 | Distance measurer of electric hoist |
| CN105403185A (en) * | 2015-12-08 | 2016-03-16 | 中交天津港航勘察设计研究院有限公司 | Chain-type encoder rope length measuring sensor device |
| CN206362298U (en) * | 2016-12-29 | 2017-07-28 | 中交天津港航勘察设计研究院有限公司 | Rake inhales ship heave compensator stroke measuring device |
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2016
- 2016-12-29 CN CN201611246031.0A patent/CN106705825A/en not_active Withdrawn
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH064603U (en) * | 1992-06-27 | 1994-01-21 | アルファ光学株式会社 | Length measuring instrument |
| CN2155548Y (en) * | 1993-03-25 | 1994-02-09 | 山西太原钢铁公司 | Device for measuring the thickness of sintered material layer |
| JPH10288463A (en) * | 1997-04-11 | 1998-10-27 | Kubota Corp | Apparatus for measuring height of bed coke in cupola |
| CN2492835Y (en) * | 2001-07-04 | 2002-05-22 | 杨大鸥 | Stroke sensor |
| CN201009906Y (en) * | 2007-03-08 | 2008-01-23 | 重庆大学 | Multi-point positioning device for reciprocation movement of straight line railcar |
| CN201104238Y (en) * | 2007-11-28 | 2008-08-20 | 华南理工大学 | Optoelectronic large displacement measuring device and calibration holder thereof |
| CN101246092A (en) * | 2008-03-18 | 2008-08-20 | 浙江大学 | Loading and testing synthetic experimental device |
| CN201355242Y (en) * | 2008-08-29 | 2009-12-02 | 苏州万佳液压升降机械有限公司 | Measuring device for measuring garbage compression length |
| CN202361964U (en) * | 2011-10-25 | 2012-08-01 | 翟诺 | Device capable of replacing linear encoder with rotary encoder |
| CN102926367A (en) * | 2012-11-07 | 2013-02-13 | 西安航天自动化股份有限公司 | Chain wheel and chain device for ship elevator ship reception chamber stroke detection |
| CN203163696U (en) * | 2013-04-16 | 2013-08-28 | 中南林业科技大学 | Displacement measuring device in multi-field coupling comprehensive test system |
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| CN206362298U (en) * | 2016-12-29 | 2017-07-28 | 中交天津港航勘察设计研究院有限公司 | Rake inhales ship heave compensator stroke measuring device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110132198A (en) * | 2019-04-18 | 2019-08-16 | 武汉云弘高精科技有限公司 | A kind of underwater dynamic measurement system for stay wire displacement sensor |
| CN110360971A (en) * | 2019-06-29 | 2019-10-22 | 日照钢铁控股集团有限公司 | A kind of novel linear displacement measurement device |
| CN110360971B (en) * | 2019-06-29 | 2021-07-02 | 日照钢铁控股集团有限公司 | Linear displacement metering device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170524 |
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| WW01 | Invention patent application withdrawn after publication |