CN207623059U - A kind of energy storage type fidelity sampling steel cylinder based on ROV - Google Patents
A kind of energy storage type fidelity sampling steel cylinder based on ROV Download PDFInfo
- Publication number
- CN207623059U CN207623059U CN201721825797.4U CN201721825797U CN207623059U CN 207623059 U CN207623059 U CN 207623059U CN 201721825797 U CN201721825797 U CN 201721825797U CN 207623059 U CN207623059 U CN 207623059U
- Authority
- CN
- China
- Prior art keywords
- end cap
- storage chamber
- valve
- air inlet
- sampler
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model is related to deep-sea ocean bottom sample sampling equipments, specifically a kind of energy storage type fidelity sampling steel cylinder based on ROV, it is connected separately with air inlet needle-valve and sample introduction needle-valve on sampler air inlet end cap and sampler sample introduction end cap, air storage chamber end cap and purge chamber's end cap are respectively equipped with inside main nacelle, air storage chamber end cap and purge chamber's end cap are abutted with main nacelle inner wall sealing respectively, and it can be slided with respect to main nacelle, it is air storage chamber between air storage chamber end cap and sampler air inlet end cap, it is purge chamber between air storage chamber end cap and purge chamber's end cap, it is sample room between purge chamber's end cap and sampler sample introduction end cap；The import of air inlet needle-valve is connected with pre- inflation source, and air inlet needle valve outlet is connected with air storage chamber；The import of sample introduction needle-valve is connected with extraneous abyssal environment, and sample introduction needle valve outlet is connected with sample room.The utility model fidelity dwell time is long and stablizes, and is influenced by depth selection small, and corrosion resistance is strong, and can quickly and efficiently transport fluid and gaseous sample.
Description
Technical field
The utility model is related to deep-sea ocean bottom sample sampling equipment, specifically a kind of energy storage type based on ROV
Fidelity sampling steel cylinder.
Background technology
Currently, the fidelity sampling steel cylinder currently in use for deep-sea, inner sample storage volume is up to 150ML,
During being transported from deep-sea to bank base, pressure holding effect is by needle-valve and fidelity sampling steel cylinder ontology thread pitch tolerance
Influence is very big, it is difficult to complete real pressure holding effect.To find out its cause, being the relationship between the pressure, temperature, volume due to fluid
Complexity has unique state equation.Traditional fidelity sampling steel cylinder assumes that needle-valve in the closed state, fidelity takes
The volume of sample steel cylinder does not change, and any displacement does not occur for both ends needle-valve；But needle-valve and fidelity sampling steel cylinder it is practical plus
Be during work it is impossible, needle-valve and fidelity sampling steel cylinder during long-time use, can also occur abrasion and it is micro-
Deformation.During slowly rising to sea from deep-sea, interior of steel bottle pressure is much larger than external pressure, and needle-valve can be arrived
From in the internal pressure of fidelity sample, needle-valve and fidelity sampling steel cylinder is caused to have micro displacement, is specifically that volume generation is micro
Become larger, but the influence to the pressure itself of fidelity sample is great.Case above characteristic is determined to be become in deep sea pressure complexity
Change under environment, ensure the fluid sample for obtaining pressure stability, needs to develop a kind of completely new based on ROV (remote underwater robot)
Energy storage type fidelity sampling steel cylinder influenced with the variation for overcoming internal displacement to lead to sample strain.
Utility model content
For above-mentioned deficiency of traditional deep-sea present in fidelity sampling steel cylinder, the purpose of this utility model is to provide one
The energy storage type fidelity sampling based on ROV that kind ensures that sampling sample strain is stable, used under deep sea pressure complexity changing environment
Steel cylinder.
The purpose of this utility model is achieved through the following technical solutions：
The utility model includes main nacelle and is sealedly attached to the sampler air inlet end cap at the main nacelle both ends respectively and takes
It is connected separately with air inlet needle-valve and sample introduction needle-valve on sample device sample introduction end cap, the sampler air inlet end cap and sampler sample introduction end cap；
Air storage chamber end cap and purge chamber's end cap are respectively equipped with inside the main nacelle, the air storage chamber end cap and purge chamber's end cap respectively with master
Nacelle inner wall sealing abuts, and can be slided with respect to main nacelle along the length direction of main nacelle, the air storage chamber end cap and sampler
Between air inlet end cap be air storage chamber, between the air storage chamber end cap and purge chamber's end cap be purge chamber, purge chamber's end cap with
It is sample room between sampler sample introduction end cap；The air inlet needle-valve import of the air inlet needle-valve is connected with pre- inflation source, air inlet needle
Valve outlet is connected with the air storage chamber, to the air storage chamber is filled with gas energy storage before sampling；The purge chamber is pre- before sampling
Filled with liquid；The sample introduction needle-valve import of the sample introduction needle-valve is connected with extraneous abyssal environment, sample introduction needle valve outlet and the sample
Product room is connected；
Wherein：Nacelle connector is equipped in the purge chamber, which is divided into two parts by the nacelle connector, this
Two parts are connected by the logical cabin pipe being arranged on the nacelle connector；The main nacelle is divided into air storage chamber bulkhead and purge chamber cabin
Wall, one end of the air storage chamber bulkhead are threadedly coupled with the sampler air inlet end cap seal, the other end and the nacelle connector
One end sealing be threadedly coupled；One end of purge chamber's bulkhead is threadedly coupled with sampler sample introduction end cap seal, the other end with
The other end sealing of the nacelle connector is threadedly coupled；
The external peripheral surface of the air storage chamber end cap and the external peripheral surface of purge chamber's end cap offer accommodating O-shaped sealing
The sealed groove of circle, the air storage chamber end cap and purge chamber's end cap respectively by O-ring seal in respective sealed groove with it is described
Main nacelle inner wall sealing contacts.
The advantages of the utility model is with good effect：
The utility model is simple in structure, reasonable design, and the fidelity dwell time is long and stablizes, influenced by depth selection it is small, and
Corrosion resistance is strong, and can quickly and efficiently transport fluid and gaseous sample.
Description of the drawings
Fig. 1 is the structure sectional view of the pre- inflated with nitrogen of the utility model accumulation chamber；
Fig. 2 is the structure sectional view that the utility model sample room obtains sample；
Wherein：1 be air inlet needle-valve, 2 be air inlet needle-valve import, 3 be air inlet needle valve outlet, 4 be sampler air inlet end cap, 5
It is air storage chamber for air storage chamber bulkhead, 6,7 be sealed groove, and 8 air storage chamber end caps, 9 manage for logical cabin, and 10 be nacelle connector, and 11 are
Purge chamber, 12 be purge chamber's bulkhead, and 13 be cleaning cabin end cap, and 14 be sample room, and 15 be sampler sample introduction end cap, and 16 be sample introduction needle
Valve, 17 be sample introduction needle valve outlet, and 18 be sample introduction needle-valve import.
Specific implementation mode
The utility model is described in further detail below in conjunction with the accompanying drawings.
As shown in Figure 1 and Figure 2, the utility model includes main nacelle and is sealedly attached to the sampling at the main nacelle both ends respectively
Device air inlet end cap 4 and sampler sample introduction end cap 15 are connected separately on the sampler air inlet end cap 4 and sampler sample introduction end cap 15
Air inlet needle-valve 1 and sample introduction needle-valve 16；One end of air inlet needle-valve 1 is the air inlet needle-valve import 2 of pre- inflated with nitrogen, is connected with pre- inflation source
Logical, the other end is air inlet needle valve outlet 3, the air inlet needle valve outlet 3 by 1/4 be threadedly connected to sampler air inlet end cap 4 and with
Air storage chamber 6 is connected, and gas is exactly based on air inlet needle valve outlet 3 into air storage chamber 6, as pressurizer before sampling.
One end of sample introduction needle-valve 16 is the sample introduction needle-valve import 18 being connected with extraneous abyssal environment, and the other end is sample introduction needle valve outlet
17, which is threadedly connected to sampler sample introduction end cap 15 by 1/4 and is connected with sample room 14.
Air storage chamber end cap 8 and purge chamber's end cap 13 are respectively equipped with inside main nacelle, the air storage chamber end cap 8 and purge chamber's end cap
13 abut with main nacelle inner wall sealing respectively, and can along main nacelle length direction with respect to main nacelle slide, air storage chamber end cap 8 with
It is air storage chamber 6 between sampler air inlet end cap 4, is purge chamber 11, purge chamber end between air storage chamber end cap 8 and purge chamber's end cap 13
It is sample room 14 between lid 13 and sampler sample introduction end cap 15.
It is equipped with nacelle connector 10 in purge chamber 11, which is divided by nacelle connector 10 for two parts, this two
Divide the logical cabin pipe 9 by being arranged on nacelle connector 10 to be connected, completes liquid integration and flow purpose.Main nacelle is divided into gas storage
One end of room bulkhead 5 and purge chamber's bulkhead 12, the air storage chamber bulkhead 5 is threadedly coupled with the sealing of sampler air inlet end cap 4, the other end
It is threadedly coupled with the sealing of one end of nacelle connector 10.One end of purge chamber's bulkhead 12 seals screw thread with sampler sample introduction end cap 5
Connection, the other end are threadedly coupled with the sealing of the other end of nacelle connector 10.
The external peripheral surface of air storage chamber end cap 8 and the external peripheral surface of purge chamber's end cap 13 offer accommodating O-shaped sealing
The sealed groove 7 of circle, the air storage chamber end cap 8 and purge chamber's end cap 13 respectively by O-ring seal in respective sealed groove 7 with
Air storage chamber bulkhead 5 and purge chamber's bulkhead 12 carry out sliding pressure sealing.Air storage chamber end cap 8, cleaning cabin end cap 13 are entirely being led
It is sliding inside nacelle, is sealed in such a way that sealed groove 7 is this, partition air storage chamber 5, purge chamber 11,14 three of sample room
Between contact, form independent cabin.Air storage chamber end cap 8 and cleaning cabin end cap 13 are the pressure and depth selection with precharge of gas
Difference and carry out mobile, be finally reached a kind of balance.
The sampling method of the utility model is：
Step 1 is needed integrally to carry out decomposition dismounting at bank base end to fidelity sampling steel cylinder, then carefully be cleaned；
Step 2 installs liquid (liquid of the utility model is ultra-pure water) additional into purge chamber 11, prevents gas molecule from oozing
Thoroughly；After detaching air storage chamber bulkhead 5, purge chamber's bulkhead 12, nacelle connector 10, by air storage chamber bulkhead 5, clear in ultrapure sink
Chamber wash bulkhead 12 and nacelle connector 10 are assembled so that the purge chamber 11 of logical 9 both sides of cabin pipe is each filled with ultra-pure water；Then it dries in the air
It is dry to be loaded into progress high temperature drying in high-temperature dryer；Later, air inlet needle-valve 1 is opened, using air inlet needle-valve import 2 to air storage chamber
Install nitrogen energy storage in 6 additional；
Step 3, deep earth sampling, fidelity sampling steel cylinder enter in abyssal environment, open sample introduction needle-valve 16, external fluid profit
Indentation sample room 14 is acted on hydraulic pressure, sample room 14 passes pressure using 7 sealing means of sealed groove by purge chamber's end cap 13
Purge chamber 11 is passed, similarly uniform pressure is passed to air storage chamber 6 by purge chamber 11 by air storage chamber end cap 8, because of the compression of gas
Rate is more much higher than liquid, and with increasing for sample introduction, the pressure of sample room 14 and air storage chamber 6 reaches balance, closes sample introduction at this time
Needle-valve 16 completes sampling；
Step 4, bank base end sampling, connects the sample introduction needle-valve import 18 of sampler and sample introduction needle-valve 16, directly opens sample introduction
Needle-valve 16, the sample in sample room 14, into sampler, so just obtain deep-sea fidelity because pressure flows out rapidly
Sample.
The air inlet needle-valve 1, air storage chamber bulkhead 5, purge chamber's bulkhead 12, sample introduction needle-valve 16 of the utility model are external pressure-bearing portion
Part, wherein energy storage gas are entered by air inlet needle-valve 1 inside main nacelle, and sample is entered by sample introduction needle-valve 16 inside main nacelle.
Sampler air inlet end cap 4, air storage chamber 6, air storage chamber end cap 8, nacelle connector 10, purge chamber 11, cleaning cabin end cap 13, sample room
14, sampler sample introduction end cap 15 is the component of inside pressurize, cleaning and the sampling of the utility model fidelity steel cylinder.
During opening sample introduction needle-valve 16, fluid is rapidly introduced into sample room 14, clear by being connected with sample room 14
Actuating pressure is transmitted to air storage chamber 6 by washing of tanks end cap 13, air storage chamber end cap 8, forms the external pressure to preliminary filling energy storage gas, such as outer
Pressure is more than precharge of gas pressure, according to The Ideal-Gas Equation, can calculate the compression ratio of gas and final gas after stablizing
Body pressure.The recycling that sample carries out sample later is obtained, process is a slow process, and temperature and ambient pressure have one
A little variations, according to state equation it can be found that the minor change of temperature and volume influences less gas pressure, while pressure shadow
It rings and sample room 14 is transmitted to by air storage chamber end cap 8, cleaning cabin end cap 13 so that the fluid sample pressure of sample room 14 is kept not
Become, is finally completed the work of fidelity gastight sampling.
The utility model compact structure is compact, and corrosion resistance is strong, and stability of rotation kinematic error is small, and is applicable to a variety of
Complicated environments such as subsea under depth, temperature and ocean current environment can be widely applied to that the ocean deep-sea of stringent pressurize fidelity is needed to take
Sample, and can quickly and efficiently transport fluid and gaseous sample.
Claims (4)
1. a kind of energy storage type fidelity sampling steel cylinder based on ROV, it is characterised in that：It is sealedly attached to this including main nacelle and respectively
The sampler air inlet end cap (4) and sampler sample introduction end cap (15) at main nacelle both ends, the sampler air inlet end cap (4) and sampler
Air inlet needle-valve (1) and sample introduction needle-valve (16) are connected separately on sample introduction end cap (15)；It is respectively equipped with gas storage inside the main nacelle
Room end cap (8) and purge chamber's end cap (13), the air storage chamber end cap (8) and purge chamber's end cap (13) respectively with main nacelle inner wall sealing
It abuts, and can be slided with respect to main nacelle along the length direction of main nacelle, the air storage chamber end cap (8) and sampler air inlet end cap
(4) it is air storage chamber (6) between, is purge chamber (11), the cleaning between the air storage chamber end cap (8) and purge chamber's end cap (13)
It is between room end cap (13) and sampler sample introduction end cap (15) sample room (14)；The air inlet needle-valve import of the air inlet needle-valve (1)
(2) be connected with pre- inflation source, air inlet needle valve outlet (3) is connected with the air storage chamber (6), before sampling to the air storage chamber
(6) it is filled with gas energy storage；The purge chamber (11) is pre-charged with liquid before sampling；The sample introduction needle-valve of the sample introduction needle-valve (16) into
Mouth (18) is connected with extraneous abyssal environment, and sample introduction needle valve outlet (17) is connected with the sample room (14).
2. the energy storage type fidelity sampling steel cylinder based on ROV according to claim 1, it is characterised in that：The purge chamber (11)
Interior to be equipped with nacelle connector (10), which is divided into two parts by the nacelle connector (10), this two parts passes through
The logical cabin pipe (9) being arranged on the nacelle connector (10) is connected.
3. the energy storage type fidelity sampling steel cylinder based on ROV according to claim 2, it is characterised in that：The main nacelle is divided into
Air storage chamber bulkhead (5) and purge chamber's bulkhead (12), one end of the air storage chamber bulkhead (5) and the sampler air inlet end cap (4) are close
Envelope is threadedly coupled, and the other end is threadedly coupled with the sealing of one end of the nacelle connector (10)；Purge chamber's bulkhead (12)
One end is threadedly coupled with sampler sample introduction end cap (15) sealing, and the other end and the other end of the nacelle connector (10) seal spiral shell
Line connects.
4. the energy storage type fidelity sampling steel cylinder based on ROV according to claim 1, it is characterised in that：The air storage chamber end cap
(8) external peripheral surface of external peripheral surface and purge chamber's end cap (13) offers the sealed groove of accommodating O-ring seal
(7), the air storage chamber end cap (8) and purge chamber's end cap (13) respectively by O-ring seal in respective sealed groove (7) with it is described
Main nacelle inner wall sealing contacts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721825797.4U CN207623059U (en) | 2017-12-22 | 2017-12-22 | A kind of energy storage type fidelity sampling steel cylinder based on ROV |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721825797.4U CN207623059U (en) | 2017-12-22 | 2017-12-22 | A kind of energy storage type fidelity sampling steel cylinder based on ROV |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207623059U true CN207623059U (en) | 2018-07-17 |
Family
ID=62821179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721825797.4U Active CN207623059U (en) | 2017-12-22 | 2017-12-22 | A kind of energy storage type fidelity sampling steel cylinder based on ROV |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207623059U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107991133A (en) * | 2017-12-22 | 2018-05-04 | 中国科学院海洋研究所 | A kind of energy storage type fidelity sampling steel cylinder and its sampling method based on ROV |
-
2017
- 2017-12-22 CN CN201721825797.4U patent/CN207623059U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107991133A (en) * | 2017-12-22 | 2018-05-04 | 中国科学院海洋研究所 | A kind of energy storage type fidelity sampling steel cylinder and its sampling method based on ROV |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2021227384A1 (en) | Supergravity hydrate research test system and method | |
| CN107991133A (en) | A kind of energy storage type fidelity sampling steel cylinder and its sampling method based on ROV | |
| CN103674822A (en) | Gas and liquid two-phase flow loop corrosion experiment device | |
| CN207623059U (en) | A kind of energy storage type fidelity sampling steel cylinder based on ROV | |
| CN103440813B (en) | Simulated deep sea comprehensive experiment table provided with bubble generator and use method thereof | |
| CN207570837U (en) | A kind of deep-sea pressurize hydrophore adaptively recompressed | |
| DE602007000914D1 (en) | ADEN CONTAINER WITH IRRADIENT CORE FUEL IN A WATER-FILLED POOL | |
| CN110763502A (en) | ROV-based extrusion type in-situ fixing device and fixing method for large organisms such as deep sea mussels | |
| CN207675482U (en) | A kind of water supply and sewerage pipeline water quality sampling structure | |
| CN208878613U (en) | A kind of chemistry suck-back device | |
| CN107091763B (en) | The continuous abjection collection device of dissolved gas | |
| CN204768775U (en) | Measurement formula atmospheric pressure sampler | |
| CN211042749U (en) | ROV-based extrusion type in-situ fixing device for large organisms such as deep sea mussels | |
| CN201437856U (en) | Filling valve | |
| CN211423500U (en) | Universal oil sample collecting joint | |
| CN206827323U (en) | Carbon isotope analysis sample storage device in a kind of carbonate of dissolving | |
| CN207972770U (en) | A kind of repeatable rodlike lifesaving appliance utilized | |
| CN203593262U (en) | Liquid bearing device | |
| CN208568707U (en) | A kind of device based on air-flow method test foam static properties | |
| CN206487987U (en) | Internal-expansion type blocks connector | |
| CN207913804U (en) | A kind of novel rubber pipette bulb | |
| CN206395142U (en) | A kind of multi-functional polytetrafluoro test tube cap | |
| CN201959708U (en) | Portable natural-gas dryer | |
| CN205786040U (en) | The device of manufacturing artificial ice core | |
| CN204477220U (en) | A kind of sealing plug welding type sealing configuration |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |