CN208223864U - A kind of low disturbance sampler of deposit on marine-bottom surface - Google Patents
A kind of low disturbance sampler of deposit on marine-bottom surface Download PDFInfo
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- CN208223864U CN208223864U CN201820875837.4U CN201820875837U CN208223864U CN 208223864 U CN208223864 U CN 208223864U CN 201820875837 U CN201820875837 U CN 201820875837U CN 208223864 U CN208223864 U CN 208223864U
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- spool
- mounting hole
- push rod
- hole
- probe tube
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Abstract
The utility model discloses a kind of low disturbance samplers of deposit on marine-bottom surface, including probe tube, handle, connector, piston and switch valve, the top of probe tube and connector are tightly connected, piston is equipped in probe tube, the switch valve includes valve body, spool and push rod, valve body is equipped with push rod mounting hole, spool mounting hole, switch valve opening and paddle hole, and the setting of push rod mounting hole is connected at the top of spool mounting hole with spool mounting hole, and paddle hole is connected to spool mounting hole；Push rod is arranged in push rod mounting hole, and push rod is equipped with sealing ring and spool reception hole, and spool is mounted in spool mounting hole, contacts at the top of spool with push rod；The upper-end contact of spool bottom and compressed spring；Switch valve opening is connected to by the lacuna between water pipe and piston and connector.The utility model disturbs also very small and simple with structure, easy to operate, reliable, the sampling quality advantage high with sampling success rate in sediment sample transfer process to sample.
Description
Technical field
The utility model relates to a kind of deposit on marine-bottom surface samplers, more particularly, to a kind of deposit on marine-bottom surface
Low disturbance sampler.
Background technique
Contain the life groups such as a large amount of microorganism in deposit on marine-bottom surface, acquires seabed table using underwater robot
Surface sediments sample, is human knowledge and research marine life develops, subsea environment changes and carries out deposit on marine-bottom surface
The scientific researches such as geotechnical mechanics, static point resistance, sidewall friction power provide important technology support.However, current most of underwater machines
The probe tube of deposit on marine-bottom surface sampler used in device people is only a single tempered glass pipe (Push Core),
Since draining needs, it is radially equipped with multiple limbers at the top of probe tube, completes deposit on marine-bottom surface sampling in sampler
Afterwards, when manipulator extracts sampler from deposit on marine-bottom surface, due to negative pressure effect so that seawater from sampling tube top
Limbers set by portion blows back into probe tube, and sampling inside pipe wall is very smooth in addition, easily causes the deposition in probe tube
Object sample slides, and sampling is caused to fail.At the same time, when needing from probe tube to shift sediment sample collected from inside to outside
When, operation is also inconvenient, and very big to sample disturbance, pole is unfavorable for the high accuracy analysis of sediment sample by this.For solution
Certainly above-mentioned technical problem, it would be highly desirable to which it is simple to develop a kind of structure, easy to operate, reliable, sampling quality and the high sea of sampling success rate
The low disturbance sampler of bottom surface deposit.
Utility model content
In order to solve the above-mentioned technical problem, it is simple to provide a kind of structure for the utility model, easy to operate, reliable, samples matter
Measure disturbance sampler low with the high deposit on marine-bottom surface of sampling success rate.
The technical solution adopted in the utility model is: a kind of low disturbance sampler of deposit on marine-bottom surface, including probe tube,
Handle, connector, piston and switch valve, the top of the probe tube and connector are tightly connected, and piston is equipped in probe tube,
The switch valve includes valve body, spool and push rod, valve body be equipped with push rod mounting hole, spool mounting hole, switch valve opening and into
Apopore, push rod mounting hole is arranged perpendicular to spool mounting hole to be connected at the top of spool mounting hole, and with spool mounting hole, is passed in and out
Water hole is connected to spool mounting hole；The push rod is arranged in push rod mounting hole, and push rod is equipped with sealing ring and spool reception hole,
Sealing ring is located on the outside of spool reception hole；Spool is mounted in spool mounting hole, is contacted at the top of spool with push rod；Spool installation
Hole bottom is connected to switch valve opening, is equipped with compressed spring, the upper-end contact of spool bottom and compressed spring in switch valve opening；Switch
Valve opening is connected to by the lacuna between water pipe and piston and connector；The handle is connect with probe tube or connector.
In the low disturbance sampler of above-mentioned deposit on marine-bottom surface, the piston includes piston body and rubber baffle, is lived
The upper surface of cock body is equipped with circular trough, and circular trough bottom is equipped with multiple deflector holes；Rubber baffle is arranged in circular trough, passes through
Screw is connect with piston body；The side wall of the piston body is equipped with seal groove, is equipped with sealing ring in seal groove.
In the low disturbance sampler of above-mentioned deposit on marine-bottom surface, the handle be equipped with rubber sleeve, handle with connect
The top connection of head.
In the low disturbance sampler of above-mentioned deposit on marine-bottom surface, the connector is equipped with through-hole, and through-hole passes through water
Pipe is connect with switch valve.
In the low disturbance sampler of above-mentioned deposit on marine-bottom surface, the probe tube using transparent toughened glass pipe,
The wall thickness of probe tube is 0.5 ~ 1 millimeter, and the length of probe tube is 200 ~ 500 millimeters.
Compared with prior art, the utility model has the beneficial effects that
(1) the low disturbance sampler structure of the deposit on marine-bottom surface of the utility model is simple, compact, and outer dimension is small, special
It is not suitable for the manipulator manipulation of the underwater robots such as manned underwater vehicle, unmanned submersible, ROV.
(2) after the utility model completes submarine sampling operation, valve only need to be turned off the switch, the submarine surface deposition in probe tube
Object sample is not easy to slide out of probe tube, and sampling quality and sampling success rate are high.
(3) when needing for the deposit on marine-bottom surface sample in the utility model probe tube to be transferred out, need to only pass through
It fetches water to the paddle hole of switch valve, water enters in the lacuna between piston and connector, and piston is pushed to move down, and piston is slow
It is slow that bottom sediment sample is pushed to remove outward, sample is disturbed very small.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the structural schematic diagram of the piston of the utility model.
Fig. 3 is the structural schematic diagram of the piston body of the piston of the utility model.
In figure: 1- rubber sleeve, 2- handle, 3- switch valve, 301- push rod mounting hole, 302- spool reception hole, 303- sealing
Circle, 304- push rod, 305- paddle hole, 306- spool, 307- switch valve opening, 308- compressed spring, 4- water pipe, 5- connector,
The limbers 501-, 502- sealing ring, 6- piston, 601- piston body, 602- rubber baffle, 603- screw, 604- circular trough, 605-
Deflector hole, 606- seal groove, 607- sealing ring, 7- probe tube.
Specific embodiment
The utility model will be further described below with reference to the accompanying drawings.
As shown in Figure 1, the low disturbance sampler of the deposit on marine-bottom surface of the utility model includes probe tube 7, handle 2, connects
Connector 5, piston 6 and switch valve 3, the probe tube 7 are 0.5 ~ 1 using transparent toughened glass pipe, the wall thickness of probe tube 7
Millimeter, the length of probe tube 7 are 200 ~ 500 millimeters.The top of probe tube 7 is connect with connector 5, is sealed by sealing ring 501.
Piston 6 is equipped in probe tube 7, as shown in Figure 2,3, the piston 6 includes piston body 601 and rubber baffle 602, piston body
601 upper surface is equipped with circular trough 604, and 604 bottom of circular trough is equipped with multiple deflector holes 605；Rubber baffle 602 is arranged in circle
In shape slot 604, it is connect by screw 603 with piston body 601；The side wall of the piston body 601 is equipped with seal groove 606, close
Sealing ring 607 is equipped in sealing groove 606.Rubber baffle 602 can allow for the water below 7 inner piston of probe tube towards stream above piston
It is dynamic, forbid water above piston towards piston flowing underneath.
The switch valve 3 includes valve body, spool 306 and push rod 304, and valve body is equipped with push rod mounting hole 301, spool is pacified
Hole, switch valve opening 307 and paddle hole 305 are filled, push rod mounting hole 301 is arranged perpendicular to spool mounting hole on spool mounting hole top
Portion, and be connected to spool mounting hole, paddle hole 305 is connected to spool mounting hole.The push rod 304 is arranged in push rod mounting hole
In 301, push rod 304 is equipped with sealing ring 303 and spool reception hole 302, and sealing ring 303 is located at 302 outside of spool reception hole.Valve
Core 306 is mounted in spool mounting hole, and the top of spool 306 is contacted with push rod 304, spool mounting hole bottom and switch valve opening
307 connections, switch valve opening 307 is interior to be equipped with compressed spring 308, the upper-end contact of spool 306 bottom and compressed spring 308.It pushes
Push rod 304, spool 306 can enter in the spool reception hole 302 on push rod 304 under the action of 308 pressure of spring.Switch valve
Hole 307 is connect by water pipe 4 with the through-hole on connector 5, the through-hole connection piston 6 on connector 5 and the chamber between connector 5
Gap.The handle 1 is connect with connector 5.The handle 1 is equipped with rubber sleeve 2.
The application method of the low disturbance sampler of the deposit on marine-bottom surface of the utility model, includes the following steps:
(1) hand of the low disturbance sampler of the deposit on marine-bottom surface is grabbed using a manipulator of underwater robot
The low disturbance sampler of deposit on marine-bottom surface is moved to the position perpendicular to deposit on marine-bottom surface surface by handle 1.
(2) it by the low disturbance sampler indentation deposit on marine-bottom surface of deposit on marine-bottom surface, is pressed until probe tube 7 is whole
Until entering deposit on marine-bottom surface, the speed that sampler is pressed into deposit on marine-bottom surface is 5-10mm/s, is pressed into sea in probe tube 7
During the surface deposit of bottom, seawater in probe tube 7 will be entered by the multiple deflector holes 605 opened up on piston 6 piston 6 with
Lacuna between connector 5 flows through the switch valve opening 307 of switch valve 3, discharges through paddle hole 305.
(3) using the push rod 34 of the another manipulator pull switch valve 3 of underwater robot, valve 3 is turned off the switch.
(4) the low disturbance sampler of deposit on marine-bottom surface is extracted from deposit on marine-bottom surface.
(5) switch valve 3 is opened, using the paddle hole 305 of outer water tube connection switch valve, and the water flowing into switch valve 3,
Water enters probe tube 7 by switch valve and piston 6 is made slowly bottom sediment sample to be pushed to remove outward.
Claims (5)
1. a kind of low disturbance sampler of deposit on marine-bottom surface, it is characterised in that: including probe tube, handle, connector, piston and
Switch valve, the top of the probe tube and connector are tightly connected, and piston are equipped in probe tube, the switch valve includes valve
Body, spool and push rod, valve body are equipped with push rod mounting hole, spool mounting hole, switch valve opening and paddle hole, and push rod mounting hole hangs down
Directly it is arranged in spool mounting hole and is connected at the top of spool mounting hole, and with spool mounting hole, paddle hole and spool mounting hole connects
It is logical；The push rod is arranged in push rod mounting hole, and push rod is equipped with sealing ring and spool reception hole, and sealing ring is located at spool storage
On the outside of hole；Spool is mounted in spool mounting hole, is contacted at the top of spool with push rod；Spool mounting hole bottom and switch valve opening connect
It is logical, compressed spring, the upper-end contact of spool bottom and compressed spring are equipped in switch valve opening；It switchs valve opening and passes through water pipe and piston
Lacuna between connector is connected to；The handle is connect with probe tube or connector.
2. the low disturbance sampler of deposit on marine-bottom surface according to claim 1, it is characterised in that: the piston includes
Piston body and rubber baffle, the upper surface of piston body are equipped with circular trough, and circular trough bottom is equipped with multiple deflector holes；Rubber baffle
It is arranged in circular trough, is connect by screw with piston body；The side wall of the piston body is equipped with seal groove, sets in seal groove
There is sealing ring.
3. the low disturbance sampler of deposit on marine-bottom surface according to claim 1, it is characterised in that: set on the handle
The top of rubber sleeve, handle and connector connects.
4. the low disturbance sampler of deposit on marine-bottom surface according to claim 1, it is characterised in that: on the connector
Equipped with through-hole, through-hole is connect by water pipe with switch valve.
5. the low disturbance sampler of deposit on marine-bottom surface according to claim 1, it is characterized in that: what the probe tube used
It is transparent toughened glass pipe, the wall thickness of probe tube is 0.5 ~ 1 millimeter, and the length of probe tube is 200 ~ 500 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820875837.4U CN208223864U (en) | 2018-06-07 | 2018-06-07 | A kind of low disturbance sampler of deposit on marine-bottom surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820875837.4U CN208223864U (en) | 2018-06-07 | 2018-06-07 | A kind of low disturbance sampler of deposit on marine-bottom surface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208223864U true CN208223864U (en) | 2018-12-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820875837.4U Active CN208223864U (en) | 2018-06-07 | 2018-06-07 | A kind of low disturbance sampler of deposit on marine-bottom surface |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760382A (en) * | 2018-06-07 | 2018-11-06 | 湖南科技大学 | A kind of low disturbance sampler of deposit on marine-bottom surface and its application method |
| CN109916655A (en) * | 2019-04-18 | 2019-06-21 | 国家深海基地管理中心 | Underwater research vehicle carrying type deep sea sediment sampler |
-
2018
- 2018-06-07 CN CN201820875837.4U patent/CN208223864U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760382A (en) * | 2018-06-07 | 2018-11-06 | 湖南科技大学 | A kind of low disturbance sampler of deposit on marine-bottom surface and its application method |
| CN108760382B (en) * | 2018-06-07 | 2023-05-26 | 湖南科技大学 | Seabed surface sediment low-disturbance sampler and application method thereof |
| CN109916655A (en) * | 2019-04-18 | 2019-06-21 | 国家深海基地管理中心 | Underwater research vehicle carrying type deep sea sediment sampler |
| CN109916655B (en) * | 2019-04-18 | 2021-09-17 | 海检检测有限公司 | Carrying type deep sea sediment sampler of underwater vehicle |
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