CN105891325A - Synchronous sampling pipe with multi-section connection and bottom sediment sampling apparatus with synchronous sampling pipe - Google Patents
Synchronous sampling pipe with multi-section connection and bottom sediment sampling apparatus with synchronous sampling pipe Download PDFInfo
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- CN105891325A CN105891325A CN201610209998.5A CN201610209998A CN105891325A CN 105891325 A CN105891325 A CN 105891325A CN 201610209998 A CN201610209998 A CN 201610209998A CN 105891325 A CN105891325 A CN 105891325A
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- sampler
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
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Abstract
A synchronous sampling pipe with multi-section connection comprises positioning and connecting blocks, a positioning and connecting plate, fixing pieces and two or more sampling pipe sections. The inner side of one end of each sampling pipe section is of an internal thread structure, the other end of each sampling pipe section is of an external thread structure, the synchronous sampling pipe is composed of the sampling pipe sections, and the adjacent sampling pipe sections are fastened through the threads on the inner sides of the ends of the sampling pipe sections. The positioning and connecting blocks are arranged at the ends of the adjacent sampling pipe sections respectively, and the positioning and connecting plate is arranged above the adjacent positioning and connecting blocks and is fixed to the positioning and connecting blocks through the fixing pieces. According to the synchronous sampling pipe with multi-section connection, it is guaranteed that wire pipe connecting lines coincide to guarantee that a wire passes through safely and smoothly; in the sampling process, the sampling pipe sections rotate and shift due to penetration force and friction force, and the positioning and connecting plate is fastened to the two connected sampling pipe sections through the connecting bolts to prevent the sampling pipe sections from shifting relatively.
Description
Technical field
The present invention relates to marine monitoring technology field, particularly relate to have synchronized sampling pipe that multistage connects and make
With its bottom sediment sampler.
Background technology
Sea-bottom deposit state and deposition structure complexity are enriched, and sediment type is varied, in depth cognitive sea
Bottom sediment acoustic characteristic always improves one of key scientific problems of acoustic telemetry detection ocean precision.Sea
Bottom sediment sampling tube is generally made up of some sampling pipeline sections, but when sampling tube injection bottom sediment, adopts
Sample pipe makes adjacent sampling pipeline section separate with deposit under moment of friction effect, causes sampling tube
Structure is destroyed, and ultimately results in and samples unsuccessfully.
Summary of the invention
It is an object of the invention to propose a kind of have that multistage connects have synchronized sampling pipe that multistage connects and
Use its bottom sediment sampler, it is ensured that conduit connecting line overlaps, to ensure that security wire is worn smoothly
Cross.In sampling process, due to penetrating power and frictional force, there is rotation and dislocation in each sampling section pipe, by even
Connected positioning plate is fixed tightly on two sampling section pipes being connected by connecting bolt, prevents the relative of each sampling section pipe
Dislocation.
For reaching this purpose, the present invention by the following technical solutions:
There is the synchronized sampling pipe that multistage connects, including the block that is located by connecting, the plate that is located by connecting, fixture with adopt
Sample section pipe,
The inner side of described sampling section pipe one end is female thread structure, and the inner side of the other end is external thread structure, institute
Stating synchronized sampling pipe to be made up of sampling section pipe two or more described, adjacent described sampling section pipe is by it
The screw threads for fastening of tip inside；
The described block that is located by connecting is respectively arranged at the end of adjacent sampling pipeline section, described in the plate that is located by connecting arrange
The top of the block that is located by connecting described in adjacent, the described plate that is located by connecting is fixed on location by described fixture
The top of contiguous block.
Further, described in the block welding that is located by connecting in the end of described sampling pipeline section, described fixture is to connect
Bolt.
Further, it is located by connecting between block described in adjacent and is provided with anticorrosion groove.
Use the described bottom sediment sampler with the synchronized sampling pipe that multistage connects, including surveying in situ
Amount head, synchronized sampling pipe and Main Control Tank, described in site measurement head is fixed on the bottom of described synchronized sampling pipe
Outer wall, described Main Control Tank is arranged at the top of described synchronized sampling pipe, has sampling in described synchronized sampling pipe
Hole, is provided with sediment sample collecting pipe in described thieff hatch, also includes Sampler valves, and it is installed on
The bottom of synchronized sampling pipe；
Also include injection state and bottom out steady detector unit, posture detecting unit, wireless communication unit and
Acoustic detection unit and accelerometer；
Described posture detecting unit includes that gyroscope and obliquity sensor, described Acoustic detection unit include sound wave
Instrument and acoustic transducer；Described injection state and bottom out steady detector unit, posture detecting unit, channel radio
Letter unit and sonic apparatus are installed in described Main Control Tank, and described acoustic transducer is arranged at described in site measurement head
In, described injection state and bottom out steadily detection and realized by accelerometer and posture detecting unit.
Further, also including temperature detecting unit, described temperature detecting unit includes Temperature sampler and temperature
Degree sensor, described Temperature sampler is arranged in described Main Control Tank, and described temperature sensor is arranged at described
In in site measurement head.
Further, described synchronized sampling pipe is made up of two or more sampling section pipes, adjacent sampling section pipe
By the screw threads for fastening of its tip inside, and positioned and locking by the connection of synchronized sampling pipe connections.
Further, also including ring-type counterweight, it is fixed on the outer wall on institute's synchronized sampling pipe top, is positioned at
The lower section of described Main Control Tank, described balancing weight quantity at least has two.
Further, also include three or more than three water conservancy diversion empennages, evenly distributed and be fixed on described synchronization
The outer wall of sampling tube, is positioned at the top of described Main Control Tank.
Further, described synchronized sampling pipe is hollow cylindrical, and described in site measurement head is that back taper is driven at two ends
Cylinder, described acoustic transducer is at least a pair, is symmetrically mounted on the middle part of described in site measurement head, institute
The upper end stating in site measurement head has the wiring duct of annular, the wiring duct being provided with annular of described wiring duct
Lid.
Further, also including suspension ring, it is arranged at the top ends of described synchronized sampling pipe.
The present invention is according to foregoing, it is ensured that conduit connecting line overlaps, to ensure that security wire is worn smoothly
Cross.In sampling process, due to penetrating power and frictional force, there is rotation and dislocation in each sampling section pipe, by even
Connected positioning plate is fixed tightly on two sampling section pipes being connected by connecting bolt, prevents the relative of each sampling section pipe
Dislocation, thus avoid breaking electric wire, protect whole sampler normally to connect work, improve whole described simultaneously
The durability of synchronized sampling pipe 2 and solidness.
Accompanying drawing explanation
Fig. 1 is the structural representation of one of them embodiment of the present invention.
Fig. 2 be at Fig. 1 a A-A to sectional view.
Fig. 3 is the sectional view measuring head in Fig. 1.
Wherein: in site measurement 1, wiring duct 11, acoustic transducer 12, wiring duct lid 13, synchronized sampling
Pipe 2, thieff hatch 21, sampling section pipe 22, Main Control Tank 3, counterweight 4, water conservancy diversion empennage 5, the block 6 that is located by connecting,
Anticorrosion groove 61, the plate 7 that is located by connecting, fixture 8, suspension ring 9.
Detailed description of the invention
Further illustrate technical scheme below in conjunction with the accompanying drawings and by detailed description of the invention.
As depicted in figs. 1 and 2, there is the synchronized sampling pipe that multistage connects, including the block 6 that is located by connecting, location
Connecting plate 7, fixture 8 and sampling section pipe 22,
The inner side of described sampling section pipe 22 one end is female thread structure, and the inner side of the other end is external thread structure,
Described synchronized sampling pipe is made up of sampling section pipe 22 two or more described, adjacent described sampling section pipe 22
By the screw threads for fastening of its tip inside；
The described block 6 that is located by connecting is respectively arranged at the end of adjacent sampling pipeline section 22, described in be located by connecting plate
7 tops being arranged at the adjacent described block 6 that is located by connecting, described fixture 8 is by the described plate 7 that is located by connecting
It is fixed on the top of the block 6 that is located by connecting.
Described synchronized sampling pipe is made up of sampling section pipe 22 two or more described, can according to circumstances regulate
The length of sampling tube, adapts to the collection of the bottom sediment of different geology, increases the sea-bottom deposit of different levels
The sampling quantity of thing.
The adjacent sampling section pipe 22 screw threads for fastening by its tip inside, by the described connection locating piece that aligns
7, it is ensured that conduit connecting line overlaps, to ensure that security wire passes through.In sampling process, owing to passing through
Entering power and frictional force, there is rotation and dislocation in each described sampling section pipe 22, in order to eliminate what this moment caused
The relative dislocation of each described sampling section pipe 22 and damage electric wire, connect location by described fixture 8 by described
Plate 7 is fixed tightly on two sampling section pipes being connected, and prevents the relative dislocation of each described sampling section pipe 22, with
The durability of Shi Tigao whole synchronized sampling pipe 2 and solidness.
Further, the block 6 that is located by connecting described in is welded in the end of described sampling pipeline section 22, described fixture 8
It it is bolt.
The welding block 6 that can make to be located by connecting more firmly is arranged on the end of described sampling section pipe 22, more
Can guarantee that adjacent sampling pipeline section 22 will not rotate dislocation.The fastening effect of bolt is strong so that described fixed
Be located by connecting described in position connecting plate 7 is more fixing block 6, and then makes adjacent sampling pipeline section 22 pre-
Tight intensity is bigger, will not rotate dislocation.
Further, it is located by connecting between block 6 described in adjacent and is provided with anticorrosion groove 61.
On the one hand, it is to avoid the block 6 that is located by connecting described in adjacent interferes with each other, and on the other hand, sea water is the most residual
Adjacent being located by connecting between block 6 stayed, and then the block 6 that is located by connecting described in corrosion, destroy its structure, cause
It loses original fixation, arranges described anticorrosion groove 61 so that it is described fixed that sea water is not easy to remain in
On the contiguous block 6 of position.
Use the sampler of the size switching sleeve pipe of described sampling tube, including in site measurement 1, synchronized sampling
Pipe 2 and Main Control Tank 3, the outer wall of the bottom of described synchronized sampling pipe 2, institute are fixed in described in site measurement 1
State Main Control Tank 3 and be arranged at the top of described synchronized sampling pipe 2, in described synchronized sampling pipe 2, have thieff hatch
21, sediment sample collecting pipe is installed in described thieff hatch 21, also includes Sampler valves, it is installed
Bottom in synchronized sampling pipe 2；
Also include injection state and bottom out steady detector unit, posture detecting unit, wireless communication unit and
Acoustic detection unit and accelerometer；
Described posture detecting unit includes that gyroscope and obliquity sensor, described Acoustic detection unit include sound wave
Instrument and acoustic transducer；Described injection state and bottom out steady detector unit, posture detecting unit, channel radio
Letter unit and sonic apparatus are installed in described Main Control Tank 3, and described acoustic transducer 12 is arranged at described original position and surveys
In amount 1, described injection state and bottom out steadily detection and realized by accelerometer and posture detecting unit.
Described Acoustic detection unit opening in 10 meters of seabed, opening time t according to pre-estimating,
Or the rate of release v measuring seabed depth d and described sampler calculates, reach the effect precisely opened,
Opening time, t was calculated as follows:
T=(d-10)/v
When preparing to discharge described sampler, start time opening time t by described wireless communication unit, open
After opening, described sonic apparatus triggered once every 0.1 second, sends impulse wave and encourages the work of described acoustic transducer 12
Make, allow it measure the acoustic characteristic of bottom seawater；
By adjusting described sonic apparatus triggered time tt, can survey by the acoustics of different layerings in bottom sediment
Amount, according to measuring the described original position layering acoustic measurement sampler penetrating speed v in deposit obtainediPermissible
Calculate every layer and measure length lsAs follows:
ls=vitt
During described in site measurement 1 injection bottom sediment, described acoustic transducer 12 measures its sound in situ in real time
Learn characteristic；
Sediment sample collecting pipe in described synchronized sampling pipe 2 gathers the sea-bottom deposit by site measurement 1
During thing, described Sampler valves is in open mode, bottom sediment from the injection of described thieff hatch 21, one
Subjob just completes the original position acoustic characteristic to difference layering bottom sediment and measures and sample, preserves
Physical property that in site measurement bottom sediment is the most original and ambient condition, thus obtain deposit on marine-bottom surface
The most real ground sound characteristics, solve and currently bottom sediment acoustic measurement and sample in situ divided
During secondary operation, owing to the reasons such as the motion of current, ship hull vibration cause twice setting deviation to produce
In site measurement and the object disunity problem of sampled measurements, improve acoustic measurement is analyzed in situ precision and effect
Rate.After sampling terminates, described Sampler valves is shut, it is ensured that the integrity of the bottom sediment structure sampled.
By described gyroscope and described obliquity sensor detect sampler attitude in the sinking watching of seabed and
Position, particularly injection bottom sediment start in stable process the state of sampler, thus judge in situ
The bottom sediment of acoustic measurement and synchronized sampling is along the distribution in depth direction, seabed, and detection computational methods are as follows:
When judging that described sampler is in stable, the angle calculation using described obliquity sensor to detect draws
Described sampler central shaft and the attitude angle, θ of acceleration of gravity axle；
Obtained the described sampler vertical characteristic when transferring and in injection bottom sediment by attitude angle, θ to protect
The degree held, in conjunction with length L of described synchronized sampling pipe 2, the edge calculating bottom sediment according to following formula is buried
Degree of depth D in deep direction:
D=Lsin θ.
Described injection state is detected under described sampler by described accelerometer with bottoming out steady detector unit
Put running status, injection bottom sediment momentary status, injection bottom sediment state and bottom out plateau,
Described injection state and the data transmission that steady detector unit detects is bottomed out by described wireless communication unit
To user side, with the boundary time point of identification sea water and bottom sediment, the follow-up analysis to data.
Further, also including temperature detecting unit, described temperature detecting unit includes Temperature sampler and temperature
Degree sensor, described Temperature sampler is arranged in described Main Control Tank 3, and described temperature sensor is arranged at institute
State in site measurement 1.
The temperature of the bottom sediment of current measurement point is measured in described temperature sensor in real time, and is fed back to
Described temperature detector, it is simple to the correction when later stage carries out data analysis to bottom sediment calculates.
Further, described synchronized sampling pipe 2 is made up of two or more sampling section pipes 22, adjacent sampling
The section pipe 22 screw threads for fastening by its tip inside, and by synchronized sampling pipe 2 connector connect location and
Locking.
Can according to circumstances regulate the length of synchronized sampling pipe 2, adopting of the bottom sediment of the different geology of adaptation
Collection, increases the sampling quantity of the bottom sediment of difference layering, connects location by synchronized sampling pipe 2 connector
And locking avoid when described synchronized sampling pipe 2 injection bottom sediment, and under moment of friction effect, phase
Adjacent synchronized sampling pipe rotates dislocation for 2 section 22, improve whole described synchronized sampling pipe 2 durability and
Solidness.
Further, also including ring-type counterweight 4, it is fixed on the outer wall on described synchronized sampling pipe 2 top,
Being positioned at the lower section of described Main Control Tank 3, described counterweight 4 at least has two.
Under described counterweight 4 and sampler entirety action of gravity, described sampler smoothly sinks at sea water,
Its probability turning over side in sinking watching is reduced together with described water conservancy diversion empennage 5.According to different sediments
Type, the corresponding quantity increasing described counterweight 4, it is ensured that described sampler sinks the most in the seawater.
Further, also include three or more than three water conservancy diversion empennages 5, be uniformly distributed arrangement and be fixed on institute
State the outer wall of synchronized sampling pipe 2, be positioned at the top of described Main Control Tank 3.
Play effective guide functions, reduce described sampler resistance in sinking watching so that it is sinking rail
Mark is the most single.
Further, described synchronized sampling pipe 2 is hollow cylindrical, and described in site measurement 1 is that two ends are opened down
The cylinder of cone, described acoustic transducer 12 at least a pair, it is symmetrically mounted on described in site measurement 1
Middle part, the upper end of described in site measurement 1 has the wiring duct 11 of annular, and described wiring duct 11 is provided with ring
The wiring duct lid 13 of shape.
Can effectively reduce in sinking the resistance of itself and sea water, resistance when can effectively reduce bottom sediment injection
Power, more conducively bottom sediment injection are in described synchronized sampling pipe 2, and in site measurement 1 uses two ends to open
The cylinder of back taper.Paired described acoustic transducer 12 is symmetrically mounted on same radial symmetric face, it is achieved right
The original position acoustic measurement of bottom sediment, described wiring duct 11 can accommodate described in site measurement 1 and described with
The electric wire of step sampling tube 2 junction, described wiring duct lid 13 can be enclosed in the electric wire in described wiring duct 11,
Prevent bottom sediment and other foreign bodies from entering, solve described in site measurement 1 and described synchronized sampling
The problem of the dislocation of pipe 2 electric wire connection point so that described sampler can normally work.
Also including suspension ring 9, it is arranged at the top ends of described synchronized sampling pipe 2.Start to transfer described sampling
During device, hoist cable fastened by described suspension ring 9, until after sampling work terminates, utilizing hoist cable described sampling
Device reclaims, and easily operates.
The know-why of the present invention is described above in association with specific embodiment.These describe and are intended merely to explain this
The principle of invention, and limiting the scope of the invention can not be construed to by any way.Based on herein
Explaining, those skilled in the art need not pay performing creative labour can associate other tool of the present invention
Body embodiment, within these modes fall within protection scope of the present invention.
Claims (9)
1. there is the synchronized sampling pipe that multistage connects, including the block that is located by connecting, the plate that is located by connecting, fixture
With sampling section pipe,
It is characterized in that: the inner side of described sampling section pipe one end is female thread structure, and the inner side of the other end is outward
Helicitic texture, described synchronized sampling pipe is made up of sampling section pipe two or more described, adjacent described in adopt
The sample section pipe screw threads for fastening by its tip inside；
The described block that is located by connecting is respectively arranged at the end of adjacent sampling pipeline section, described in the plate that is located by connecting arrange
The top of the block that is located by connecting described in adjacent, the described plate that is located by connecting is fixed on location by described fixture
The top of contiguous block.
The most according to claim 1 have the synchronized sampling pipe that multistage connects, it is characterised in that: institute
State be located by connecting block welding in the end of described sampling pipeline section, described fixture be connecting bolt.
The most according to claim 1 have the synchronized sampling pipe that multistage connects, it is characterised in that: phase
It is located by connecting described in Lin between block and is provided with anticorrosion groove.
4. use the synchronized sampling with multistage connection as described in claim 1-3 any one claim
The bottom sediment sampler of pipe, including in site measurement head, synchronized sampling pipe and Main Control Tank, described original position is surveyed
Amount head is fixed on the outer wall of the bottom of described synchronized sampling pipe, and described Main Control Tank is arranged at described synchronized sampling pipe
Top, have thieff hatch in described synchronized sampling pipe, be provided with in described thieff hatch sediment sample receive
Collector, also includes Sampler valves, and it is installed on the bottom of synchronized sampling pipe；
It is characterized in that: also include injection state and bottom out steady detector unit, posture detecting unit, nothing
Line communication unit and acoustics detector unit and accelerometer；
Described posture detecting unit includes that gyroscope and obliquity sensor, described Acoustic detection unit include sound wave
Instrument and acoustic transducer；Described injection state and bottom out steady detector unit, posture detecting unit, channel radio
Letter unit and sonic apparatus are installed in described Main Control Tank, and described acoustic transducer is arranged at described in site measurement head
In, described injection state and bottom out steadily detection and realized by accelerometer and posture detecting unit.
Sampler the most according to claim 4, it is characterised in that: also include temperature detection list
Unit, described temperature detecting unit includes that Temperature sampler and temperature sensor, described Temperature sampler are arranged at
In described Main Control Tank, described temperature sensor is arranged in described in site measurement head.
Sampler the most according to claim 4, it is characterised in that: also include ring-type counterweight,
It is fixed on the outer wall on institute's synchronized sampling pipe top, is positioned at the lower section of described Main Control Tank, described balancing weight quantity
At least there are two.
Sampler the most according to claim 4, it is characterised in that: also include three or three with
Upper water conservancy diversion empennage, evenly distributed and be fixed on the outer wall of described synchronized sampling pipe, it is positioned at the upper of described Main Control Tank
Side.
Sampler the most according to claim 4, it is characterised in that: described synchronized sampling pipe is hollow
Cylinder, described in site measurement head is the cylinder that back taper is driven at two ends, and described acoustic transducer is at least one
Right, it is symmetrically mounted on the middle part of described in site measurement head, the upper end of described in site measurement head has the electricity of annular
Wire casing, the wiring duct lid being provided with annular of described wiring duct.
Sampler the most according to claim 4, it is characterised in that: also including suspension ring, it is arranged at
The top ends of described synchronized sampling pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610209998.5A CN105891325B (en) | 2016-04-05 | 2016-04-05 | A kind of bottom sediment sampler of the synchronized sampling pipe with multistage connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610209998.5A CN105891325B (en) | 2016-04-05 | 2016-04-05 | A kind of bottom sediment sampler of the synchronized sampling pipe with multistage connection |
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| Publication Number | Publication Date |
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| CN105891325A true CN105891325A (en) | 2016-08-24 |
| CN105891325B CN105891325B (en) | 2019-01-29 |
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| CN201610209998.5A Expired - Fee Related CN105891325B (en) | 2016-04-05 | 2016-04-05 | A kind of bottom sediment sampler of the synchronized sampling pipe with multistage connection |
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| CN106645421A (en) * | 2016-12-21 | 2017-05-10 | 国家海洋局第二海洋研究所 | Bottom sediment acoustics in-situ measurement and synchronous sampling device and method |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN105891325B (en) | 2019-01-29 |
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