CN204330417U - A kind of multi-functional shallow sea time series sediment is caught and observation device - Google Patents

A kind of multi-functional shallow sea time series sediment is caught and observation device Download PDF

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Publication number
CN204330417U
CN204330417U CN201420791729.0U CN201420791729U CN204330417U CN 204330417 U CN204330417 U CN 204330417U CN 201420791729 U CN201420791729 U CN 201420791729U CN 204330417 U CN204330417 U CN 204330417U
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China
Prior art keywords
sediment
unit
rolling disc
observation
automatic control
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CN201420791729.0U
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Chinese (zh)
Inventor
张瑞端
刘志杰
余佳
殷汝广
程永寿
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NATIONAL OCEANIC INFORMATION CENTER
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NATIONAL OCEANIC INFORMATION CENTER
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Abstract

The utility model discloses a kind of multi-functional shallow sea time series sediment to catch and observation device, relate to ocean sampling and observation technology.Structure of the present utility model is: between top annulus and lower disk, be provided with sediment capturing unit, the bottom of lower disk is provided with sediment storage unit, the bottom of sediment capturing unit and the top docking of sediment storage unit, collect and store sediment; Be respectively arranged with environmental observation unit and automatic control unit in the both sides of middle part annulus, sediment storage unit and environmental observation unit are electrically connected with automatic control unit respectively, realize automatically controlling.The utility model adopts time series to control, and is convenient to carry out stage and continually varying research to marine sdeimentation; Track record seawater environmental factor while sampling, for the microvariations of sedimentary environment provides basic data to the research that deposition affects; Be applicable to the sampling of shallow sea sedimented particle material and the observation of relevant briny environment thereof.

Description

A kind of multi-functional shallow sea time series sediment is caught and observation device
Technical field
The utility model relates to ocean sampling and observation technology, particularly relates to a kind of multi-functional shallow sea time series sediment and catches and observation device, can be used for the sampling of shallow sea sedimented particle material and the observation of relevant briny environment thereof.
Background technology
Oceanic Sedimentary Environments refers to the sedimentary environment of oceanic sediment, and its feature depends primarily on hydrodynamic condition in sedimentary environment and physics, chemistry and bioprocess.By the impact of the many factors such as wave, ocean current and gravitation, within the scope of modern marine, no matter from horizontal or longitudinal (degree of depth), the dynamic condition of seawater is not homogeneous.According to the difference of the physical features such as temperature, salinity, pressure and hydrodynamic condition, marine space division can be become different sedimentary environments, each marine environment can reflect again its sedimental feature.Salinity is the mark of concentration of seawater, and the many phenomenons in ocean and process are all closely bound up with its distribution and variation.And the growth of the variable effect sea life group of ocean temperature and pressure and extinction.And the change of ocean current flow velocity can have an impact to rate of sedimentation usually.Therefore, by seawater thermohaline, the measuring study sediment composition of ocean environment parameter microvariations and the change of speed such as dark and flow velocity, have important practical significance on the research that marine sdeimentation affects for briny environment.
Ocean particulate matter have recorded marine physics, chemistry and bioprocess for information about.Sediment trap is laid on for collecting a kind of sample devices of ocean sedimented particle material in seawater, and this equipment can realize obtaining within a certain period of time just in Deposited particulate matter matter.Time series sediment trap can to carry out the high resolving power flux measurement on spatial and temporal scales to the sedimented particle material of different depth in waters by setting regular hour series, be carry out ocean particulate matter flux at present to study indispensable important method, sediment trap is one of advanced sample devices very practical in current Marine Sedimentology, thalassochemistry, marine biology, marine engineering geology and marine environmental monitoring field.
At present, domestic only have several units to have such sampling equipment, though have many countries to employ such sampling equipment, only achieve the automatic sampling in certain hour section abroad, do not have to realize carrying out timing tracking observation to the change of sampling time maritime interior waters environment.The record by longer a period of time maritime interior waters environmental parameter microvariations cannot be realized, analyze the impact of sedimentary environment change on deposition process.
Summary of the invention
The purpose of this utility model is just the shortcoming and defect overcoming prior art existence, provides a kind of multi-functional shallow sea time series sediment to catch and observation device.
The purpose of this utility model is achieved in that
Adopt stepper motor and ratchet transmission to realize the automatic conversion of sampling bottle, and collect sedimented particle by automatic control unit according to the time series pre-set and workflow, timing tracking is observed and is recorded seawater environmental factor.
Specifically, multi-functional shallow sea time series sediment is caught and with the structure of observation device (abbreviation device) is:
Comprise frame unit, sediment capturing unit, sediment storage unit, environmental observation unit and automatic control unit;
Frame unit is the cylinder-shaped frame be formed by connecting with the pipe of the vertical placement of lower disk by 6 equidistant top annulus, middle part annulus covering horizontal positioned, is the supporter of this device;
Between top annulus and lower disk, be provided with sediment capturing unit, the bottom of lower disk is provided with sediment storage unit, the bottom of sediment capturing unit and the top docking of sediment storage unit, catch and store sediment;
Be respectively arranged with environmental observation unit and automatic control unit in the both sides of middle part annulus, sediment storage unit and environmental observation unit are electrically connected with automatic control unit respectively, realize the control to sediment storage unit and environmental observation unit.
Using method and the working mechanism of this device are:
Before device comes into operation, adopt external computing machine to connect the automatic control unit of this device, automatic control unit is activated and initializing set, comprise setting and the setting in the sensors observe time interval of sampling time interval.After determining the marine site needing to study rate of sedimentation, this device is connected with recyclable anchor system, and drops into marine.Device starts work after the arrival fixed time, and under the control of self automatic control unit, carry out sampling and exchange-column shift sampling bottle, the ocean environment parameters such as each sensors observe temperature of start by set date, salinity, pressure and seawater velocity are also stored to storer.Quit work after completing the sampling of All Time series and observation work, wait to be recycled.After recovery, required Marine sediment can be obtained, the record following the tracks of seawater environmental factor data after connecting external computing machine, can be obtained.
The utility model has following advantages and good effect:
1. adopt time series to control, can realize according to setting exchange-column shift sampling bottle, be convenient to carry out stage and continually varying research to marine sdeimentation;
2. track record seawater environmental factor while sampling, for the microvariations of sedimentary environment provides basic data to the research that deposition affects;
3. low power dissipation design, can meet the needs of long-time sampling and observation;
4. easy and simple to handle, after carrying out initializing set to device, can drop into marine, sampling and observation process are without the need to manual intervention;
5. the sampling of shallow sea sedimented particle material and the observation of relevant briny environment thereof is applicable to.
Accompanying drawing explanation
Fig. 1 is the structural representation of this device,
Fig. 2 is the structural representation of shaft collar 21;
Fig. 3 is the structural representation of rolling disc 22;
Fig. 4 .1 is that photoelectricity steady arm 25 is without job description schematic diagram during slit 251;
Fig. 4 .2 is the job description schematic diagram of photoelectricity steady arm 25 when having a slit 251.
In figure:
00-frame unit,
01-top annulus, 02-middle part annulus, 03-lower disk, 04-pipe.
10-sediment capturing unit,
11-conical hopper, 12-honeycomb nest.
20-sediment storage unit,
21-shaft collar,
211-shaft collar central circular hole, 212-transmission shaft, 213-shaft collar particle receiver hole;
22-rolling disc,
221-rolling disc central circular hole, 222-ratchet, 223-rolling disc particle receiver hole;
23-sampling bottle;
241-stepper motor, 242-gear, 243-driving-chain;
25-photoelectricity steady arm,
251-slit;
252-linear LED light source, 253-photo-sensitive cell CCD, 254-signal conversion module;
A-light emission line, B-light reflected ray.
30-environmental observation unit,
31-temperature sensor, 32-pressure transducer, 33-salinometer, 34-velocimeter.
40-automatic control unit,
41-single-chip microcomputer, 42-storer, 43-calendar clock,
44-driving circuit, 45-high-energy battery and mu balanced circuit.
Embodiment
Describe in detail below in conjunction with drawings and Examples:
One, device
1, overall
As Fig. 1, this device comprises frame unit 00, sediment capturing unit 10, sediment storage unit 20, environmental observation unit 30 and automatic control unit 40;
Frame unit 00 be cover the top annulus 01 of horizontal positioned by 6 equidistant (60 ° × 6), cylinder-shaped frame that middle part annulus 02 is formed by connecting with the pipe 04 of the vertical placement of lower disk 03, be the supporter of this device;
Sediment capturing unit 10 is provided with between top annulus 01 and lower disk 03, the bottom of lower disk 03 is provided with sediment storage unit 20, the bottom of sediment capturing unit 10 and the top docking of sediment storage unit 20, catch and store sediment;
Environmental observation unit 30 and automatic control unit 40 is respectively arranged with in the both sides of middle part annulus 02, sediment storage unit 20 and environmental observation unit 30 are electrically connected with automatic control unit 40 respectively, realize the control to sediment storage unit 20 and environmental observation unit 30.
2, functional unit
1) frame unit 00
(1) top annulus 01 is positioned at apart from 5cm place, pipe 04 top;
Internal diameter 60cm, external diameter 64cm, wall thickness 2mm, titanium alloy material;
The equidistant circular hole arranging 6 place 2cm diameters on annulus entity transversal line, for welding pipe 04.
(2) middle part annulus 02 is positioned in the middle part of frame unit 00, and diameter 75cm is concordant with top annulus 01 in vertical direction on the left of it, and is arranging the circular hole of the 6 same 2cm diameters in place with the corresponding position of top annulus 01, for welding pipe 04;
The circular hole of 4 place 5cm diameters is set according to " four " shape on the right side of the annulus 02 of middle part, for installation and fixed temperature sensor 31, pressure transducer 32, salinity sensor 33 and velocimeter 34.
(3) lower disk 03 is positioned at frame unit 00 middle and lower part, apart from pipe 04 bottom 22cm;
Diameter 64cm, thick 1cm, be mainly used in installing sediment capturing unit 10 and sediment storage unit 20;
Its position is parallel with top annulus 01 in vertical direction, and arranges the circular hole of 6 place 2cm diameters in corresponding position, welds with pipe 04; Lower disk 03 central authorities arrange the central circular hole of diameter 6cm, so that conical hopper 11 afterbody passes through; On the right side of central circular hole, 12cm place arranges the right side circular hole of diameter 3cm, for installing rolling disc 22 rotation axis; Secondly, lower disk 03 being also provided with corresponding hole site supplies the supply line of photoelectricity steady arm 25 and stepper motor 241 to pass through.
(4) pipe 04 is titanium alloy pipe, the long 80cm of every root, external diameter 2cm, internal diameter 1.5cm, wall thickness 0.5cm;
Top is provided with screw thread to 2cm place, and 2cm place, lower end arranges preformed hole, preformed hole diameter 0.5cm, is connected with anchor system system by syndeton.
1) sediment capturing unit 10
As Fig. 1, sediment capturing unit 10 is made up of the honeycomb nest 12 connected up and down and conical hopper 11.
The top internal diameter 60cm of conical hopper 11, integrates sample area as 0.28m2, adopts natural polyethylene material to make, is polluted to prevent water sample;
Honeycomb nest 12 prevents large-scale nektonic organism from invading conical hopper 11, and reduce the generation of the inner vortex of conical hopper 11, avoid the sediment (particle) of having caught because of settling flux leakage loss.
2) sediment storage unit 20
As Fig. 1, sediment storage unit 20 is made up of shaft collar 21, rolling disc 22, sampling bottle 23, stepper motor 241, gear 242, driving-chain 243, photoelectricity steady arm 25;
Its position and annexation are:
Be fixed on shaft collar 21 below lower disk 03 and rolling disc 22 setting up and down by transmission shaft 212;
As Fig. 2, the shaft collar particle receiver hole 213 of diameter 5cm is provided with in the left side of shaft collar 21 and conical hopper 11 uropore corresponding position, with the line of centres of shaft collar particle receiver hole 213 and shaft collar central circular hole 211 for axle, from bottom, photoelectricity steady arm 25 is inwardly installed;
As Fig. 3, at the outer rim place of rolling disc 22 all in the rolling disc particle receiver hole 223 being provided with 13 diameter 5cm, wherein 0 place is No. 0 hole, does not install sampling bottle 23, and sampling bottle 23 is installed in all the other 1 ~ 12 holes; In rolling disc 22, be respectively arranged with 13 slits 251 that 2mm is wide, 5cm is long, 5mm is dark, for the location of photoelectricity steady arm 25 at rolling disc particle receiver hole 223 and the line of centres place of rolling disc central circular hole 221;
Stepper motor 241, gear 242, driving-chain 243 are connected successively with rolling disc 22, drive sampling bottle 23 to rotate.
Principle of work is:
Forming drive transmission device by stepper motor 241, gear 242 and driving-chain 243, realizing the automatic conversion of sampling bottle 23 by driving rolling disc 22 to rotate; When the rolling disc particle receiver hole 223 of rolling disc 22 and shaft collar particle receiver hole 213 upper-lower position of shaft collar 21 overlap, namely when photoelectricity steady arm 25 detects slit 251 position, realize seamless, zero offset docking, just automatic control unit 40 is passed the signal to, the instruction that stepper motor 241 receives automatic control unit 40 quits work and enters dormant state, makes 12 sampling bottles 23 temporally sequence collecting precipitation thing respectively installed by 1 ~ 12 hole.
(1) shaft collar 21
As Fig. 2, shaft collar 21 is disks of a kind of diameter 32cm be made up of titanium alloy, and the shaft collar central circular hole 211 that central authorities arrange 2cm passes through for transmission shaft 212, and is fixed on below lower disk 03 by transmission shaft 212; The left side of shaft collar 21 and conical hopper 11 uropore corresponding position are provided with the shaft collar particle receiver hole 213 of diameter 5cm, with the line of centres of shaft collar particle receiver hole 213 and shaft collar central circular hole 211 for axle, from bottom, photoelectricity steady arm 25 is inwardly installed.
Below shaft collar 21, rolling disc particle receiver hole 223 place of corresponding rolling disc 22 is laid with " O " type elastic sealing ring of teflon, with the sealing completely to the bottleneck of sampling bottle 23 at the end of realizing each sampling period.
(2) rolling disc 22
As Fig. 3, rolling disc 22 is disks of a kind of diameter 32cm be made up of titanium alloy, and central authorities arrange the rolling disc central circular hole 221 connection for transmission axle 212 of 2cm, and can rotate around transmission shaft 212; The outer rim of rolling disc 22 arranges ratchet 222, drives it to rotate around transmission shaft 212 to engage with driving-chain 243; On rolling disc 22, apart from the equidistant rolling disc particle receiver hole 223 arranging 13 diameter 5cm in outer rim 0.5cm place, wherein 1 place is No. 0 hole, does not install sampling bottle 23, and sampling bottle 23 is installed in all the other 12 holes; In rolling disc 22, rolling disc particle receiver hole 223 arranges the slit 251 that 2mm is wide, 5cm is long, 5mm is dark, for the location of photoelectricity steady arm 25 with the line of centres place of rolling disc central circular hole 221.
(3) sampling bottle 23
Sampling bottle 23 is a kind of column bottle adopting natural polyethylene material to make, and diameter 5cm, high 15cm, volume is about 300ml.
(4) photoelectricity steady arm 25
As Fig. 4 .1,4.2, photoelectricity steady arm 25 is a kind of photoelectric two-dimensional space orientation structures, is made up of linear LED light source 252, photo-sensitive cell CCD253 and signal conversion module 254;
The light emission line A of linear LED light source 252 is perpendicular to the card of rolling disc 22, and photo-sensitive cell CCD253 receives the light reflected ray B of linear LED light source 252;
Signal conversion module 254 is connected with photo-sensitive cell CCD253, is sent to automatic control unit 40 after light reflected ray B is converted to electric signal.
Its working mechanism is: when being arranged at the card of the inswept smooth rolling disc 22 of the linear LED light source 252 in the photoelectricity steady arm 25 on shaft collar 21, photo-sensitive cell CCD253 can receive normal reflected light, when running into the location slit 251 of rolling disc 22, photo-sensitive cell CCD253 cannot receive reflected light, namely slit 251 position is navigated to, now sampling bottle 23 puts in place, and signal conversion module 254 signal that will put in place passes automatic control unit 40 back.
3) environmental observation unit 30
Environmental observation unit 30 comprises temperature sensor 31, pressure transducer 32, salinity sensor 33 and velocimeter 34, is connected respectively with automatic control unit 40.
The effect of environmental observation unit 30 is according to preset program timing, continuous coverage sample area maritime interior waters environmental parameter, the impact of research seawater environmental factor over time and on deposition.
Environmental observation unit 30 is according to the time series preset, under the control of the instruction of automatic control unit 40, regularly measure the seawater environmental factors such as the ocean temperature of sample area, pressure, salinity and seawater velocity, and data are imported in the storer 42 of automatic control unit 40, change in time for later stage seawater environmental factor and the research of deposition impact is provided and effectively analyze data.In non-working time section, all sensors is all in dormant state, to reduce power consumption.
(1) temperature sensor 31
Adopt the TSD-1ATY precision low-temp type temperature sensor that provides of Beijing China National Instruments Import & Export Corporation You Xin Science and Technology Ltd., measuring tempeature scope-40 ~ 100 DEG C, precision 0.01 DEG C, there is stainless steel casing, hermetically sealed, waterproof and etch-proof advantage.
(2) pressure transducer 32
Adopt the PTG501 type liquid-pressure pick-up that Guangdong Guang Yi Electron equipment Co., Ltd produces, this sensor adopts resistance-strain to count pressure-sensitive chip, stainless steel waterproof material shell, maximum allowable stress 150MPa.
(3) salinity sensor 33
Adopt the ZA-CL61-A0001 type intelligence salinity sensor of Shanghai continental rise Electromechanical Technology Co., Ltd independent research, adopt high precision salinity electrode, support standard MODBUS RTU/ACSII industry data bus agreement, adopt RS-232/RS-485 interface to export, the functions such as water salinity data acquisition, external command calibration, auto thermal compensation can be realized; Range ability 0 ~ 50ppm, resolution 0.01ppm.
(4) velocimeter 34
The small-sized velocimeter of INFINITY-EM adopting Japanese Chuan Tie JFE company to produce, can realize micro-fluid-velocity survey, fluid-velocity survey scope 0 ~ 500cm/s, resolution 0.02cm/s.
4, automatic control unit 40
As Fig. 1, automatic control unit 40 is made up of single-chip microcomputer 41, storer 42, calendar clock 43, driving circuit 44 and high-energy battery and mu balanced circuit 45, is positioned at pressurized capsule, and pressurized capsule is arranged on above bottom annulus 03.
High-energy battery and mu balanced circuit 45 provide power supply;
Storer 42, calendar clock 43 are connected with single-chip microcomputer 41 respectively with driving circuit 44.
Its Main Function is the ruuning situation automatically controlling sediment storage unit 20 and environmental observation unit 30 by the working routine preset and time series, records and stores obtained related data, completes the on-line communication etc. with external computing machine.The startup of the start of stepper motor 241 and shutdown, sensor and dormancy are all by the programmed control of automatic control unit 40, and the setting of control program is realized by the operation of external computing machine when device initialization.

Claims (5)

1. multi-functional shallow sea time series sediment is caught and an observation device, it is characterized in that:
Comprise frame unit (00), sediment capturing unit (10), sediment storage unit (20), environmental observation unit (30) and automatic control unit (40);
Frame unit (00) is the cylinder-shaped frame be formed by connecting with the pipe (04) of the vertical placement of lower disk (03) by 6 equidistant top annulus (01), middle part annulus (02) covering horizontal positioned, is the supporter of this device;
Sediment capturing unit (10) is provided with between top annulus (01) and lower disk (03), the bottom of lower disk (03) is provided with sediment storage unit (20), the bottom of sediment capturing unit (10) and the top docking of sediment storage unit (20);
Environmental observation unit (30) and automatic control unit is respectively arranged with in the both sides of middle part annulus (02)
(40), sediment storage unit (20) and environmental observation unit (30) are electrically connected with automatic control unit (40) respectively.
2. catch and observation device by sediment according to claim 1, it is characterized in that:
Described sediment capturing unit (10) is made up of the honeycomb nest (12) connected up and down and conical hopper (11).
3. catch and observation device by sediment according to claim 1, it is characterized in that:
Described sediment storage unit (20) is made up of shaft collar (21), rolling disc (22), sampling bottle (23), stepper motor (241), gear (242), driving-chain (243) and photoelectricity steady arm (25);
Its position and annexation are:
Be fixed on shaft collar (21) below lower disk (03) and rolling disc (22) by transmission shaft (212)
Setting up and down;
The shaft collar particle receiver hole (213) of diameter 5cm is provided with in the left side of shaft collar (21) and conical hopper (11) uropore corresponding position, with the line of centres of shaft collar particle receiver hole (213) and shaft collar central circular hole (211) for axle, photoelectricity steady arm (25) is inwardly installed from bottom;
At the outer rim place of rolling disc (22) all in the rolling disc particle receiver hole (223) being provided with 13 diameter 5cm, wherein 0 place is No. 0 hole, does not install sampling bottle (23), and sampling bottle (23) is installed in all the other 1 ~ 12 holes; In rolling disc (22), be respectively arranged with 13 slits (251) that 2mm is wide, 5cm is long, 5mm is dark at rolling disc particle receiver hole (223) and the line of centres place of rolling disc central circular hole (221);
Stepper motor (241), gear (242), driving-chain (243) are connected successively with rolling disc (22);
Described photoelectricity steady arm (25) is by linear LED light source (252), photo-sensitive cell CCD(253) and signal conversion module (254) form;
The light emission line (A) of linear LED light source (252) perpendicular to the card of rolling disc (22), photo-sensitive cell CCD(253) receive the light reflected ray (B) of linear LED light source (252);
Signal conversion module (254) and photo-sensitive cell CCD(253) be connected, be sent to automatic control unit (40) after light reflected ray (B) is converted to electric signal.
4. catch and observation device by sediment according to claim 1, it is characterized in that:
Described environmental observation unit (30) comprises the temperature sensing be connected with automatic control unit (40) respectively
Device (31), pressure transducer (32), salinity sensor (33) and velocimeter (34).
5. catch and observation device by sediment according to claim 1, it is characterized in that:
Described automatic control unit (40) is made up of single-chip microcomputer (41), storer (42), calendar clock (43), driving circuit (44) and high-energy battery and mu balanced circuit (45);
High-energy battery and mu balanced circuit (45) provide power supply;
Storer (42), calendar clock (43) are connected with single-chip microcomputer (41) respectively with driving circuit (44).
CN201420791729.0U 2014-12-15 2014-12-15 A kind of multi-functional shallow sea time series sediment is caught and observation device Expired - Fee Related CN204330417U (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106399080A (en) * 2016-09-08 2017-02-15 河海大学 Integrated measuring device and method for algae population biomass in lake and reservoir shallow-water areas
CN110672808A (en) * 2019-10-25 2020-01-10 武昌理工学院 Rotary type ocean water sample detection frame and detection method

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106399080A (en) * 2016-09-08 2017-02-15 河海大学 Integrated measuring device and method for algae population biomass in lake and reservoir shallow-water areas
CN106399080B (en) * 2016-09-08 2018-07-24 河海大学 Lake and reservoir shallow water area algae stock biomass integration measuring equipment and method
CN110672808A (en) * 2019-10-25 2020-01-10 武昌理工学院 Rotary type ocean water sample detection frame and detection method
CN110672808B (en) * 2019-10-25 2022-02-11 武昌理工学院 Rotary type ocean water sample detection frame and detection method

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