CN108534638A - A kind of gravity type deposit sounding instrument - Google Patents
A kind of gravity type deposit sounding instrument Download PDFInfo
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- CN108534638A CN108534638A CN201810280197.7A CN201810280197A CN108534638A CN 108534638 A CN108534638 A CN 108534638A CN 201810280197 A CN201810280197 A CN 201810280197A CN 108534638 A CN108534638 A CN 108534638A
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- deposit
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- sounding instrument
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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
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
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- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
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Abstract
The present invention discloses a kind of gravity type deposit sounding instrument, including product physical prospecting measuring staff, deposit detection extension bar, deposit protection mechanism, sediment sampling mechanism and Weighting system.Device detects bar by deposit and deposit detects the trapezoidal thread on extension bar and retains sediment sample; the foundation measured for thickness of deposits; the deposit protection mechanism of device discharges deposit protective case after device contacts deposit; during avoiding sounding instrument from above carrying, sediment sample is washed away.The sediment sampling mechanism of device is opened when device above carries, and can obtain the sediment sample of each depth.Device center of gravity can be reduced by adjusting Weighting system position, the underwater vertical state of sounding instrument can be effectively kept under the collective effect with buoyant mass.Apparatus of the present invention are easy to operate, and measurement is efficient, thickness of deposits intuitive measurement results are reliable, can realize the layering acquisition of different depth sediment sample, and simple in structure, cheap.
Description
Technical field
The invention belongs to measure with control technology and underwater sediment(s) field of detecting, be related to a kind of thick for benthal deposit
Degree detection, be related specifically to the depth of water it is larger when inland waters benthal deposit detecting thickness detector.
Background technology
Benthal deposit is the important component in the water head sites such as reservoir waters, due to pollutant cumulative effect for many years,
Pollutant from basin in accumulation to deposit, constitutes a threat to water body and its water environment for a long time.Therefore, it is necessary to further investigate
The thickness distribution characteristic of deposit provides basic foundation for the acquisition and improvement of deposit, and key therein is exactly to obtain each area
Area deposition nitride layer thickness.
Currently, the equipment for being widely used in benthal deposit detecting thickness is mainly water-bed shallow stratum planing surface instrument, the bottom is shallowly
Layer planing surface instrument emits ping vertically downward at a time interval, and ping is touched across water body after the bottom, part acoustic energy
Reflection returns to energy converter, and another part acoustic energy continues to propagate to stratum deep layer, while echo returns successively, by receiving and analyzing
Reflected sound arteries and veins realizes the detection to benthal deposit.But water-bed shallow stratum planing surface instrument measurement result only has depth number
According to, it is as a result not intuitive, it can not judge the virtual condition of underwater sediment(s).In conditions such as water body fluidised form, the depth of water and pollutant types
Under the influence of, the characteristic of different zones deposit has significant otherness, and the deposit accumulated for many years has the spy of layering
Property, the sediment sample under each level has its own characteristic, simple detecting thickness data to cannot be satisfied deposit detection
Needs, it is even more impossible to meet later deposition object analysis and processing the needs of, it is also necessary to the miscellaneous equipments such as sediment sampler of arranging in pairs or groups
It uses, is added significantly to equipment, time and human cost needed for deposit detection, this is but also the practicality value drops significantly
It is low.And water-bed shallow stratum planing surface instrument is complicated for operation, need trained professional can skilled operation, instrument is from the personal value
Lattice are also sufficiently expensive.For example, the BSS+ systems of SDI companies of U.S. exploitation realize deposit by receiving the ping of reflection
The detection of thickness, although the system can realize that a wide range of detection of thickness of deposits, system can only realize deposit thickness
The simple detection of degree obtains the thickness of deposits data of each point, can not intuitively show the practical occurrence status of underwater sediment(s),
Sediment sample cannot be obtained, and system operatio is complicated, needs to operate by the personnel of professional training, system also needs to
SDIPEPTH softwares carry out data acquisition and analysis in real time and DEPTHPIC softwares carry out data analysis and the editor in later stage, number
Big according to analyzing processing difficulty, instrument procurement price is also up to hundreds thousand of members.
In conclusion aforementioned device does not have simple and effective, the intuitive function of measuring thickness of deposits, in particular for heavy
What product object was accumulated for many years has the characteristics that layering can not obtain different depth sediment sample.Research and development are needed to have result of detection intuitive
Reliably, realize layering sample collection, it is simple in structure, easy to operate, cheap the features such as thickness of deposits detection instrument.
Invention content
In view of the problems of the existing technology, the present invention provides a kind of gravity type deposit sounding instrument, is suitable for reservoir, river
The thickness of deposits of the inland waters such as stream, lake detects；Solve at high price, Wu Fazhi existing for current deposition object depth measurement instrument
It sees detection, the problems such as sample cannot be acquired.
In order to achieve the above object, technical scheme is as follows：
A kind of gravity type deposit sounding instrument is mainly protected by deposit detection bar 1, deposit detection extension bar 2, deposit
Mechanism 3, sediment sampling mechanism 4 and Weighting system 5 is protected to form.The deposit detection bar 1 is protected mounted on deposit
3 lower end of mechanism, 3 top of deposit protection mechanism is equipped with hawser, as lifting device.As needed, deposit detection bar 1 can be with
Increase deposit and detect extension bar 2, sediment sampling mechanism 4 and Weighting system 5 are fixed on deposit detection bar 1 or deposition physical prospecting
Survey extension bar 2.
The deposit detection bar 1 is by the steel threaded rod of processing, and detection bar screw thread is trapezoidal thread, for protecting
Stay deposit；1 bottom of auto-deposition physical prospecting measuring staff is risen sets a rectangular recess every a distance, is used to refer to mud depth；Deposit physical prospecting
1 bottom of measuring staff is cone, and top is equipped with cylinder shape groove, has screw thread, deposit detection bar 1 to pass through groove in cylinder shape groove
Corresponding protrusion on extension bar 2 or deposit protection mechanism 3, which is detected, with deposit realizes connection；1 top of deposit detection bar is set
One runs through circular hole, and iron rod is can be inserted into when instrument assembles and assists screw thread.
The described deposit detection extension bar 2 be the steel threaded rod by processing, and the outer diameter of main body, screw thread and rectangle are recessed
Slot structure is identical as deposit detection bar 1, and the screwed cylinder to match with deposit detection 1 top groove of bar is arranged at bottom
Shape protrusion, deposit detect 2 upper and lower part of extension bar and respectively run through circular hole there are one identical with deposit detection bar 1.
The deposit protection mechanism 3 includes fixing bracket 3-1, protective case prop 3-2, resetting spring 3-3, protects
Sheath steel wire 3-4, it deposit protective case 3-5, protective case counterweight ring 3-6, counterweight ring limiting bracket 3-7, water drainage cover board 3-8, floats
Power block 3-9, prop fixinig plate 3-10.The fixing bracket 3-1 is the steel disk that lower part carries two sections of cylinders, and steel disk hypomere is set
There is threaded protrusion to match with deposit detection 1 top groove of bar, epimere cylinder outer diameter detects 1 outer diameter phase of bar with deposit
Together, respectively there are one osculum, osculum top is equipped with water drainage cover board 3-8 for disk front and rear sides.The protective case prop 3-2
It is the three-stage holder made of steel wire, two protective case prop 3-2 are fixed by prop fixinig plate 3-10 respectively
At left and right sides of fixing bracket 3-1, and protective case prop 3-2 is enable to pass around prop fixinig plate 3-10's
Shaft rotation is dynamic；Two upper ends protective case prop 3-2 are connect by resetting spring 3-3 with the central areas fixing bracket 3-1 respectively,
Resetting spring 3-3 is in nature when protective case prop 3-2 opens, in stretching when protective case prop 3-2 is closed
State.Described one end protective case steel wire 3-4 is fixed on the lower surfaces fixing bracket 3-1, and the other end is fixed on protective case counterweight ring
On 3-6, protective case steel wire 3-4 length discharges counterweight ring, counterweight ring bottom and sounding instrument bottom end pair after being assembled with sounding instrument
It is advisable together；Deposit protective case 3-5 is sleeved on outside protective case steel wire 3-4, is made of the transparent plastic of good toughness.The counterweight ring limit
Position holder 3-7 is fixed on the both sides fixing bracket 3-1, and protective case counterweight ring 3-6 is sleeved on when packing up outside counterweight ring limiting bracket 3-7
Side.The buoyant mass 3-9 is sleeved on fixing bracket 3-1, for 5 collective effect of Weighting system, ensure sounding instrument decentralization when
Vertical state.
The sediment sampling mechanism 4 includes fixing nut 4-1, sampling slot 4-2, sampling slot fixed pin shaft 4-3 and limit
Position axis pin 4-4.The fixing nut 4-1 is matched with deposit detection 1 outside screw of bar, and the lower ends sampling slot 4-2 pass through sampling
Slot fixed pin shaft 4-3 is fixed on the both sides fixing nut 4-1；Limit pin shaft 4-4 is fixed on fixing nut 4-1, and sampling slot 4-2 is beaten
When opening, limit pin shaft 4-4 can resist sampling slot both sides protrusion, play position-limiting action.
The Weighting system 5 includes upper clump weight 5-1, conventional weight block 5-2, lower clump weight 5-3 and matches reorientation spiral shell
Female 5-4.The conventional weight block 5-2 is located above lower clump weight 5-3, and upper clump weight 5-1 is located above conventional weight block 5-2；
Upper and lower clump weight 5-1,5-3 structure is identical, and clump weight is fixed with a counterweight location nut 5-4 respectively up and down, by adjusting
Lower two counterweight location nuts 5-4 can adjust the position of Weighting system 5, and by adjusting, so that Weighting system 5 is not absorbed at it heavy
Under the premise of product object as far as possible on the lower, sounding instrument entirety center of gravity is reduced, effectively sounding instrument is kept to exist with buoyant mass 3-9 collective effects
Underwater vertical state.
Deposit, which detects bar 1 and deposit detection 2 upper trapezoid screw thread of extension bar, can be effectively retained sediment sample, as
The foundation that thickness of deposits measures.Under even in everyday situations, hawser does not apply pulling force, protective case support to protective case prop 3-2
Holder 3-2 opens.Before sounding instrument decentralization, hawser is tensed, protective case counterweight ring 3-6 is fixed by protective case prop 3-2, is made
Protective case prop 3-2 closes up, resetting spring 3-3 is stretched；Sounding instrument is transferred, after sounding instrument enters deposit, hawser
Relaxation, resetting spring 3-3 are shunk, and protective case prop 3-2 is driven to open, and deposit is realized in the 3-6 decentralizations of protective case counterweight ring
The release of protective case 3-5, during avoiding sounding instrument from above carrying, sediment sample is by current scour.
When sounding instrument enters deposit, sampling slot 4-2 is upwarded pressure by deposit, is in closed state, depth measurement
When instrument is above carried, sampling slot 4-2 is opened by the downward power of deposit, the sediment sample of depth where obtaining it.
The present invention is not intuitive enough compared to the shallow stratum planing surface instrument result of detection in the bottom that is currently used for thickness of deposits detection,
The deficiencies of complicated for operation, emphasis have captured mechanical deposit detection problem, have invented that intuitive measurement results are reliable, are not easy to topple over
And have both the gravity type deposit sounding instrument of a small amount of sediment sample acquisition function, while also have it is simple in structure, easy to operate,
The advantages that low cost.
Description of the drawings
Fig. 1 is a kind of gravity type deposit sounding instrument overall structure diagram.
Fig. 2 is overall structure diagram after a kind of release of gravity type deposit sounding instrument deposit protective case.
Fig. 3 is that deposit protection mechanism constitutes schematic elevation view.
Fig. 4 is that deposit protection mechanism constitutes left view schematic diagram
Fig. 5 is that sediment sampling mechanism constitutes schematic diagram when being closed.
Fig. 6 is to constitute schematic diagram after sediment sampling mechanism opening.
Fig. 7 is that Weighting system constitutes schematic diagram.
Fig. 8 is deposit detection rod structure schematic diagram.
In figure：1 deposit detects bar；2 deposits detect extension bar；3 deposit protection mechanisms；4 sediment sampling mechanisms；
5 Weighting systems；
3-1 fixing brackets；3-2 protective case props；3-3 resetting springs；3-4 protective case steel wires；3-5 deposits are protected
Set；3-6 protective case counterweight rings；3-7 counterweight ring limiting brackets；3-8 water drainage cover boards；3-9 buoyant mass；3-10 props are fixed
Piece；3-11 connection bolts；3-12 attaching nut；
4-1 fixing nuts；4-2 samples slot；4-3 samples slot fixed pin shaft；4-4 limit pin shafts；
The upper clump weights of 5-1；5-2 conventional weight blocks；Clump weight under 5-3；5-4 counterweight location nuts.
Specific implementation mode
Below in conjunction with the specific implementation mode of technical solution (and attached drawing) the narration present invention in detail.
A kind of gravity type deposit sounding instrument is mainly protected by deposit detection bar 1, deposit detection extension bar 2, deposit
Mechanism 3, sediment sampling mechanism 4 and Weighting system 5 is protected to form.The deposit detection bar 1 is protected mounted on deposit
3 lower end of mechanism, 3 top of deposit protection mechanism is equipped with hawser, as lifting device.As needed, deposit detection bar 1 can be with
Increase deposit and detect extension bar 2, sediment sampling mechanism 4 and Weighting system 5 are fixed on deposit detection bar 1 or deposition physical prospecting
Survey extension bar 2.
The deposit detection bar 1 is by the steel threaded rod of processing, and detection bar screw thread is trapezoidal thread, for protecting
Stay deposit；1 bottom of auto-deposition physical prospecting measuring staff, which is risen, every a distance to be set a rectangular recess (rectangular recess functions as quarter
Degree)；It is cone that deposit, which detects 1 bottom of bar, and top is equipped with cylinder shape groove, there is screw thread in cylinder shape groove, deposits physical prospecting
Measuring staff 1 detects corresponding protrusion on extension bar 2 or deposit protection mechanism 3 with deposit by groove and realizes connection；Deposit
1 top of detection bar sets one and runs through circular hole, and iron rod is can be inserted into when instrument assembles and assists screw thread.
The described deposit detection extension bar 2 be the steel threaded rod by processing, and the outer diameter of main body, screw thread and rectangle are recessed
Slot structure is identical as deposit detection bar 1, and the screwed cylinder to match with deposit detection 1 top groove of bar is arranged at bottom
Shape protrusion detects the groove that bar 1 or another deposit detect 2 top of extension bar by the way that protrusion is screwed in deposit, realize with
Deposit detects the connection of bar 1 or another deposit detection extension bar 2, and top is equipped with identical as deposit detection 1 top of bar
Groove, extension bar upper and lower part respectively there are one with deposit detection bar 1 it is identical run through circular hole.
The deposit protection mechanism 3 includes fixing bracket 3-1, protective case prop 3-2, resetting spring 3-3, protects
Sheath steel wire 3-4, it deposit protective case 3-5, protective case counterweight ring 3-6, counterweight ring limiting bracket 3-7, water drainage cover board 3-8, floats
Power block 3-9, prop fixinig plate 3-10.The fixing bracket 3-1 is the steel disk that lower part carries two sections of cylinders, and steel disk hypomere is set
There is threaded protrusion to match with deposit detection 1 top groove of bar, epimere cylinder outer diameter detects 1 outer diameter phase of bar with deposit
Together, disk diameter is slightly less than protective case counterweight ring 3-6 diameters, and respectively there are one osculum, drain hole side respectively has for disk front and rear sides
Steel disc with holes for two fixed water drainage cover board 3-8.The protective case prop 3-2 is the three-stage branch made of steel wire
Frame, epimere are triangle, and stage casing and hypomere are rectangle, and in obtuse angle with stage casing, stage casing is in larger acute angle, epimere with hypomere to epimere
Close to middle section both sides respectively there are one shaft, two protective case prop 3-2 pass through two prop fixinig plate 3- respectively
10 and two connection bolt 3-11 are fixed at left and right sides of fixing bracket 3-1, and protective case prop 3-2 is surrounded
Shaft rotation across prop fixinig plate 3-10 is dynamic, and prop fixinig plate 3-10 is bending steel disc at a right angle, there is one on one side
A protective case prop 3-2 shaft mounting holes, there are two the holes connection bolt 3-11, two protective case prop 3-2 on one side
It is connect respectively with the central areas fixing bracket 3-1 by a resetting spring 3-3 and a connection bolt 3-11, resetting spring 3-
3 when protective case prop 3-2 opens be in nature, is in tensional state when protective case prop 3-2 is closed, hawser is worn
The annulus on two protective case prop 3-2 and tie-down are crossed, four one end protective case steel wire 3-4 pass through a connection spiral shell respectively
Bolt 3-11 is fixed on the lower surfaces fixing bracket 3-1 edge all around, and the other end is fixed on protective case counterweight ring 3-6, steel wire
Length discharges counterweight ring after being assembled with sounding instrument, counterweight ring bottom is aligned with sounding instrument bottom end to be advisable, deposit protective case
3-5 is made of the transparent plastic of good toughness, and deposit protective case 3-5 is sleeved on outside protective case steel wire 3-4, and upper end passes through fixing bracket
The four connection bolt 3-11 of the lower surfaces 3-1 all around are connect with fixing bracket 3-1, and lower end is fixed on protective case counterweight ring 3-
On 6.Two counterweight ring limiting bracket 3-7 are fixed on the front and rear sides fixing bracket 3-1 side by two connection bolt 3-11 respectively
Edge, protective case counterweight ring 3-6 are sleeved on when packing up on the outside of counterweight ring limiting bracket 3-7.Water drainage cover board 3-8 is that side is justified with fixed
The round plastic piece of post holes, size pass through cylindrical hole and osculum slightly larger than osculum on fixing bracket 3-1, connection bolt 3-11
Other two steel discs with holes are simultaneously fixed by attaching nut 3-12.Buoyant mass 3-9 is the round-meshed circle in the center made of foamed plastics
Disk, disk outer diameter are slightly less than fixing bracket 3-1 disk outer diameters, and bore inner diameter is identical as fixing bracket 3-1 epimere cylinder outer diameters, float
Power block 3-9 is sleeved on fixing bracket 3-1, and sounding instrument is capable of providing the upward pulling force acted at the top of sounding instrument after entering water, with
5 collective effect of weight system advantageously ensures that vertical state when sounding instrument decentralization.Under even in everyday situations, hawser does not hold protective case
Holder 3-2 is ask to apply pulling force, protective case prop 3-2 opens, before sounding instrument decentralization, by protective case steel wire 3-4 and deposit
Protective case 3-5 is folded and is carried protective case counterweight ring 3-6 to more than protective case prop 3-2 hypomere planes entangling two counterweights
Ring limiting bracket 3-7, tension hawser makes protective case prop 3-2 close up, resetting spring 3-3 is stretched, and sounding instrument is transferred,
After sounding instrument enters deposit, due to the support of deposit, hawser no longer applies pulling force to protective case prop 3-2,
Resetting spring 3-3 is shunk, and protective case prop 3-2 is driven to open, and the 3-6 decentralizations of protective case counterweight ring pull protective case steel wire 3-
4, deposit protective case 3-5, to realize the release of deposit protective case 3-5.
The sediment sampling mechanism 4 samples slot 4-2 by fixing nut 4-1, samples slot fixed pin shaft 4-3 and limit
Axis pin 4-4 is constituted.Wherein, fixing nut 4-1 is tetragonal nut, and internal whorl is matched with deposit detection 1 outside screw of bar, two
The lower part of side is outer and top is by entad has limit steel wire 4-4 fixing axles and samples consolidating for slot fixed pin shaft 4-3 respectively
Determine hole, four sampling lower ends slot 4-2 are separately fixed at the both sides fixing nut 4-1, two spacer pins by sampling slot fixed pin shaft 4-3
Axis 4-4 is separately fixed on fixing nut 4-1, and when sampling slot 4-2 is opened, it is convex that limit pin shaft 4-4 can resist sampling slot both sides
It rises, plays position-limiting action.When sounding instrument enters deposit, sampling slot 4-2 is upwarded pressure by deposit, is in closed form
State, when sounding instrument is above carried, sampling slot 4-2 is opened by the downward power of deposit, so as to obtain its place depth
Sediment sample.
The Weighting system 5 mainly by upper clump weight 5-1, conventional weight block 5-2, lower clump weight 5-3 and matches reorientation
Nut 5-4 is constituted.Upper clump weight 5-1 is the truncated conical shape of steel, and larger bottom surface outer diameter is less than fixing bracket 3-1 disk outer diameters,
Smaller bottom surface outer diameter is identical as counterweight location nut 5-4 minimum outer diameters, and round platform center has through circular hole, and Circularhole diameter is slightly larger than heavy
Product physical prospecting measuring staff 1, lower clump weight 5-3 is identical as upper counterweight block structure, and conventional weight 5-2 is that there is certain thickness steel to justify
Disk, outer diameter is identical as the larger bottom surface outer diameters of upper clump weight 5-1, and center has identical with upper clump weight 5-1 through circular hole, clump weight
When installation, a lower clump weight 5-3 is placed bottom, multiple conventional weight block 5-2, conventional weight are placed on lower clump weight 5-3
Upper clump weight 5-1 is placed on block 5-2, clump weight is fixed with a counterweight location nut 5-4 respectively up and down.Pass through above and below adjusting two
A counterweight location nut 5-4 can realize the adjusting of 5 position of Weighting system, so that Weighting system 5 be not absorbed in deposition by adjusting
Under the premise of object as far as possible on the lower, sounding instrument entirety center of gravity can be reduced, sounding instrument is effectively kept with buoyant mass 3-9 collective effects
Underwater vertical state.
It is as follows that gravity type deposit sounding instrument sediment depth detects specific implementation step：
Step 1：Estimate sampled point thickness of deposits, selection uses deposit detection extension bar 2 and conventional weight block 5-2
Deposit detection extension bar 2 connect with deposit detection bar 1, each sediment sampling mechanism 4 is threaded to need respectively by quantity
It acquires sediment sample depth and detects corresponding position on bar 1 and deposit detection extension bar 2 in deposit, reorientation spiral shell will be matched
Female 5-4 is threaded to certain position, and not entering deposit with counterweight is advisable, successively by lower clump weight 5-3, conventional weight block 5-2 and on
Clump weight 5-1 is placed on counterweight location nut 5-4, and upper end screws in a counterweight location nut 5-4 and is fixed again, in deposit
1 top installation deposit protection mechanism 3 of extension bar 2 or deposit detection bar is detected, and hawser is passed through into two protective case supports
Annulus on holder 3-2 and tie-down fold protective case steel wire 3-4 and deposit protective case 3-5 and by protective case counterweight ring 3-6
It carries to more than protective case prop 3-2 hypomere planes, tenses hawser and protective case prop 3-2 is closed up, instrument is delayed
Slowly into the water.
Step 2：By instrument uniform descent, in instrument distance from bottom deposit surface layer certain altitude, instrument is discharged, it is made
Instrument freely falling body enters in deposit and reaches deposit bottom by dead weight.At this point, due to the support of deposit, hawser is not
Pulling force is applied to protective case prop 3-2 again, resetting spring 3-3 is shunk, and protective case prop 3-2 is driven to open, protection
It covers counterweight ring 3-6 decentralizations and pulls protective case steel wire 3-4, the 3-5 releases of deposit protective case.Sediment sampling mechanism 4 is in deposit
Upward pressure effect is lower to be in closed state.
Step 3：After a period of time, by instrument, slowly deposit is opened in upper lift-off, and in the process, sediment sampling mechanism 4 is heavy
It is opened under the downward force effect of product object, acquires sediment sample.
Step 4：Continue above to carry instrument, until leaving the water surface, instrument is placed on sampling boat vertically, according to deposition physical prospecting
The sample retained in 1 screw thread of measuring staff and sediment sampling mechanism 4 determines that deposit lower boundary corresponds to detection bar place height, leads to
It crosses counting deposit detection bar 1 and deposit detection 2 high scale of extension bar and measures and show that deposit highest on measuring staff is detained
Position is at a distance from deposit lower boundary, as measurement point thickness of deposits.
Step 5：Rotation removes sediment sampling mechanism 4 and preserves sediment sample, so that the later stage does correlation analysis, rinses
And instrument is disassembled, in case next time uses.
Embodiments of the present invention above described embodiment only expresses, but therefore can not be interpreted as special to the present invention
The limitation of the range of profit, it is noted that for those skilled in the art, without departing from the inventive concept of the premise,
Various modifications and improvements can be made, these are all belonged to the scope of protection of the present invention.
Claims (10)
1. a kind of gravity type deposit sounding instrument, which is characterized in that the gravity type deposit sounding instrument includes deposition physical prospecting
Measuring staff (1), deposit detection extension bar (2), deposit protection mechanism (3), sediment sampling mechanism (4) and Weighting system
(5)；The deposit detection bar (1) is mounted on deposit protection mechanism (3) lower end, is set above deposit protection mechanism (3)
There is hawser, as lifting device, sediment sampling mechanism (4) and Weighting system (5) are fixed on deposit detection bar (1)；
The detection bar screw thread of the deposit detection bar (1) is trapezoidal thread, for retaining deposit；Auto-deposition physical prospecting measuring staff
(1) bottom is risen sets a rectangular recess every a distance, is used to refer to mud depth；It is cone, top that deposit, which detects bar (1) bottom,
Portion is equipped with cylinder shape groove, has screw thread, deposit to detect bar (1) and detect extension bar by groove and deposit in cylinder shape groove
(2) or on deposit protection mechanism (3) corresponding protrusion realizes connection；
The deposit protection mechanism (3) includes fixing bracket (3-1), protective case prop (3-2), resetting spring (3-
3), protective case steel wire (3-4), deposit protective case (3-5), protective case counterweight ring (3-6), counterweight ring limiting bracket (3-7), row
Water cover plate (3-8), buoyant mass (3-9), prop fixinig plate (3-10)；The fixing bracket (3-1) is that lower part carries two sections
The steel disk of cylinder, steel disk hypomere is equipped with threaded protrusion and matches with deposit detection bar (1) top groove, outside epimere cylinder
Diameter is identical as deposit detection bar (1) outer diameter, and respectively there are one osculum, osculum top is equipped with water drainage cover board for disk front and rear sides
(3-8)；Described two protective case props (3-2) are fixed on fixing bracket by prop fixinig plate (3-10) respectively
At left and right sides of (3-1), and make protective case prop (3-2) that the shaft rotation of prop fixinig plate (3-10) can be passed around
It is dynamic；Two protective case prop (3-2) upper ends are connected by resetting spring (3-3) and the central area fixing bracket (3-1) respectively
It connects, resetting spring (3-3) is in nature when protective case prop (3-2) opens, and protective case prop (3-2) is closed
When be in tensional state；Described one end protective case steel wire (3-4) is fixed on the lower surface fixing bracket (3-1), and the other end is fixed on
On protective case counterweight ring (3-6), protective case steel wire (3-4) length discharges counterweight ring, counterweight ring bottom after being assembled with sounding instrument
Portion is aligned with sounding instrument bottom end to be advisable；Deposit protective case (3-5) is sleeved on protective case steel wire (3-4) outside；The counterweight ring limit
Holder (3-7) is fixed on the both sides fixing bracket (3-1), and protective case counterweight ring (3-6) is sleeved on counterweight ring limiting bracket (3- when packing up
7) outside；The buoyant mass (3-9) is sleeved on fixing bracket (3-1), with Weighting system (5) collective effect, ensures sounding instrument
Vertical state when decentralization；
The sediment sampling mechanism (4) includes fixing nut (4-1), sampling slot (4-2), sampling slot fixed pin shaft (4-3)
With limit pin shaft (4-4)；The fixing nut (4-1) is matched with deposit detection bar (1) outside screw, sampling slot (4-2)
Lower end is fixed on the both sides fixing nut (4-1) by sampling slot fixed pin shaft (4-3)；Limit pin shaft (4-4) is fixed on fixed spiral shell
On female (4-1), when sampling slot (4-2) is opened, limit pin shaft (4-4) can resist sampling slot both sides protrusion, play position-limiting action；
Under even in everyday situations, hawser does not apply pulling force to protective case prop (3-2), and protective case prop (3-2) opens；It surveys
Before deep instrument decentralization, hawser is tensed, by the fixed protective case counterweight ring (3-6) of protective case prop (3-2), makes protective case support
Holder (3-2) closes up, resetting spring (3-3) stretches；Sounding instrument is transferred, after sounding instrument enters deposit, cable slack is multiple
Position spring (3-3) is shunk, and protective case prop (3-2) is driven to open, and protective case counterweight ring (3-6) decentralization realizes that deposit is protected
The release of sheath (3-5), during avoiding sounding instrument from above carrying, sediment sample is by current scour.
2. a kind of gravity type deposit sounding instrument according to claim 1, which is characterized in that can also be as needed,
Deposit, which detects, increases deposit detection extension bar (2) on bar (1), at this point, sediment sampling mechanism (4) and Weighting system (5)
It is fixed on deposit detection bar (1) or deposit detection extension bar (2)；Described deposit detection extension bar (2) main material,
Outer diameter, screw thread and rectangular recess structure are identical as deposit detection bar (1), and bottom has detects bar (1) top groove with deposit
The screwed cylindrical protrusions to match.
3. a kind of gravity type deposit sounding instrument according to claim 1 or 2, which is characterized in that the Weighting system
(5) upper and lower ends are equipped with counterweight location nut 5-4, and the position of Weighting system (5) can be adjusted by adjusting counterweight location nut 5-4
It sets, so that Weighting system (5) on the lower, is reduced sounding instrument entirety center of gravity under the premise of it is not absorbed in deposit by adjusting, and it is floating
Power block (3-9) collective effect keeps the underwater vertical state of sounding instrument.
4. a kind of gravity type deposit sounding instrument according to claim 1 or 2, which is characterized in that the deposition physical prospecting
Measuring staff (1) top, deposit detection extension bar (2) upper and lower part respectively set one and run through circular hole, for being inserted into when instrument assembles
Supplementary structure is used for screw thread.
5. a kind of gravity type deposit sounding instrument according to claim 3, which is characterized in that the deposit detects bar
(1) top, deposit detection extension bar (2) upper and lower part respectively set one and run through circular hole, for being inserted into auxiliary when instrument assembles
Structure is used for screw thread.
6. a kind of gravity type deposit sounding instrument according to claims 1 or 2 or 5, which is characterized in that the deposit
Detection bar (1) is the steel threaded rod by processing.
7. a kind of gravity type deposit sounding instrument according to claim 3, which is characterized in that the deposit detects bar
(1) it is the steel threaded rod for passing through processing.
8. a kind of gravity type deposit sounding instrument according to claim 4, which is characterized in that the deposit detects bar
(1) it is the steel threaded rod for passing through processing.
9. a kind of gravity type deposit sounding instrument according to claims 1 or 2 or 5 or 7 or 8, which is characterized in that described
Deposit protective case (3-5) is made of the transparent plastic of good toughness.
10. a kind of gravity type deposit sounding instrument according to claim 6, which is characterized in that the deposit protection
Set (3-5) is made of the transparent plastic of good toughness.
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