CN201335783Y - Gravity-type columnar sediment sampler - Google Patents
Gravity-type columnar sediment sampler Download PDFInfo
- Publication number
- CN201335783Y CN201335783Y CNU2009201363149U CN200920136314U CN201335783Y CN 201335783 Y CN201335783 Y CN 201335783Y CN U2009201363149 U CNU2009201363149 U CN U2009201363149U CN 200920136314 U CN200920136314 U CN 200920136314U CN 201335783 Y CN201335783 Y CN 201335783Y
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Abstract
The utility model relates to a sampler, particularly to a gravity-type columnar sediment sampler which is suitable for columnarly sampling underwater sediments of lakes or offshore shallow waters and can conduct both mechanical operation in combination with a shipborne winch and manual operation with the help of a rope on a boat or a motorized sampan, resulting in rapidness and convenience. The gravity-type columnar sediment sampler comprises a sampling tube, a gravity applying main body, a bracket and a pushing piston. The sampling tube is provided with a tube body and a thread bush arranged at the front end of the tube body, and the tube body and the thread bush are seamlessly connected; the gravity applying main body has a cylindrical hollow cavity, a thread inlaid with the thread bush is carved on the gravity applying main body, and a valve capable of opening or closing under hydrodynamic conditions is arranged on the upper opening part of the gravity applying main body; and the bracket is arranged at the top of the gravity applying main body and is connected with the winch or other power devices through a cable, and the pushing piston is arranged inside the tube body for pushing the sediments to move upwards along the sampling tube when a sample is cut.
Description
Technical field
The utility model relates to a kind of sampling thief, especially relates to a kind of gravity type sediment columnar sampler device that lake or offshore shallow waters underwater sediment(s) are sampled that is used for, and collected specimens in soft shale substrate suits.
Background technology
In oceanographic survey, box bottom sampler commonly used carries out sedimental collection, inserts column sampling pipe collection cylindrical sample, complex operation inconvenience toward gathering the sample that comes up then; And box bottom sampler entire body stainless steel structure, generally need under the help of boat-carrying winch, just can finish the sampling activity, in the investigation of some lakes or shallow waters, on canoe that does not have to be equipped with specially winch or sampan, utilize box sampling thief auxiliary sampling to have certain difficulty.
Publication number is the abyssal sediment pressurize sampling apparatus that the utility model patent of CN2591609 discloses a kind of non-boundary disturbance.It is included in the framework top cover is housed on the framework spike, hanging support and center-pole upper end connects firmly, the center pit that center-pole passes the framework top cover can be free to slide, lower end and cross connect firmly, two accumulators and two sampling cylinders are installed on the cross, it can move up and down with the relative framework top cover of center-pole, and accumulator connects by pipeline with sampling cylinder.When this device is put into the deep-sea, after framework spike arrival plane, seabed is set level, the sampling cylinder of center-pole, cross and installation cross continues to descend under action of gravity, cutter tube in the sampling cylinder is inserted in the sediment after the sampling fast, pull-up hangs support when moving upward, the plum blossom lobe leaves slotting tube and closes up, and cuts off the sediment sample of sealing in the lining.This utility model can be under 4000 meters depth of waters, temperature conditions, and sediment or hydrothermal solution and corresponding microbiological specimens are gathered in pollution-free, no pressure jump ground, keep no disturbance, the sequence fidelity of sample, and can keep the temperature and pressure of sample for a long time.
Publication number is that the utility model patent of CN268417 discloses a kind of novel underwater sediment(s) sampling with single pipe device, its structure comprises sampling pipe and fulcrum arrangement thereof, upper oral part at sampling pipe is provided with a valving, this valving be one can be at the ball-cock device of the closure or openness mouth of pipe under the hydrodynamism, its structure is made of the ball valve in valve pocket and the valve pocket, upper orifice position in sampling pipe in valve pocket is equipped with the O-ring seal that matches with ball valve, ball valve movably places O-ring seal top, forms the closing valve to the upper orifice of sampling pipe.Being sealed and matched of O-ring seal on the ball valve in the ball-cock device of the upper oral part of this utility model by being installed in sampling pipe and the mouth of pipe of sampling pipe, when being drawn on after sampling, sampling thief constitutes sealing to the sampling pipe upper orifice, form the vacuum state in the sampling pipe, thereby can make in the pipe sample not have disturbance and sequence maintains the original state.
Utility model patent complex structure, operation inconvenience that publication number is CN2591609 overcome to a certain extent, involved great expense and have been difficult to a series of deficiencies such as maintenance though publication number is the disclosed underwater sediment(s) sampling with single pipe of the utility model patent of CN268417 device, but there is complex structure equally, build is big and heavy, is not suitable for equally sampling in above-mentioned desired lake or shallow waters.
Summary of the invention
The purpose of this utility model is at shortcomings such as the existing complex structure of existing sampling thief, the bodily form are big, be not suitable for sampling in above-mentioned desired lake or shallow waters, provide a kind of being suitable for that the column sampling is carried out in lake or offshore shallow waters underwater sediment(s), can not only combine with the boat-carrying winch and carry out mechanically actuated, and can carry out manually-operated under the help at rope on canoe or the motor-driven sampan, gravity type sediment columnar sampler conveniently.
The utility model is provided with sampling pipe, executes heavy main body, support and propelling piston.Sampling pipe is provided with pipe shaft and is located at the thread bush of pipe shaft front end, and pipe shaft is connected with thread bush is seamless; Execute and be cylindrical hollow in the heavy main body, execute on the heavy main body and be carved with the screw thread of inlaying with thread bush, be provided with the valve that is used for closure or openness under hydrodynamic condition executing heavy main body upper oral part; Prop up to be erected at and execute heavy main body top, can link to each other with winch or other propulsion system by hawser, propelling piston is located in the pipe shaft, promotes sediment when being used for cutting sample and moves up along sampling pipe.
Bottom sampling pipe, can be provided with the pipe close of sealing the sampling pipe bottom after being used for the sample collecting water outlet.
Valve preferably is provided with dome and sillicon rubber blocking, sillicon rubber blocking is located at the dome lower surface, the main body upper oral part flexibly connects dome one end with executing heavily, described flexible connection can be established bearing pin executing on the heavy main body upper oral part, establishes ring on bearing pin, and dome one end links to each other with bearing pin by ring, dome is free to rotate, the dome other end is established rope, rope with execute heavy main body on the actinal surface outer rim link to each other, dome can adopt the stainless steel dome.
Described pipe shaft can adopt the pvc pipe body, and pipe shaft can pass through the seamless adhesion of seccotine with seamless connection of thread bush.Execute heavy main body and can adopt stainless steel to execute heavy main body, outside executing heavy main body, preferably be coated with rust protection paint.Support can adopt stainless steel stent.Propelling piston can adopt the PVC propelling piston.
Compare with disclosed sampling thief of Chinese patent CN2684179Y and traditional sample devices, the utility model not only has advantages such as volume is littler, quality is lighter; And sampling pipe and execute heavy main body and can freely load and unload, easy to carry, simple to operate, 1 people can finish sample collecting work, and the little thin thickness of mouth of pipe bore is little to the disturbance at bed mud interface, and the sampling practicality is accurate; Cost is low simultaneously, easily promotes.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2 gathers synoptic diagram for the mud sample cutting that is used for of the utility model embodiment.
Fig. 3 is the connection diagram of bearing pin and the valving of the utility model embodiment.
Embodiment
Referring to Fig. 1～3, the utility model is provided with sampling pipe (comprise rubber pipe close 1, pvc pipe body 2 and be located at the thread bush 3 of pipe shaft front end), stainless steel is executed heavy main body 4, stainless steel stent 10 and propelling piston 11.Pipe close 1 is used for and will seals sampling pipe pipe shaft 2 bottoms after the sample collecting water outlet, and pipe shaft 2 adopts the seamless adhesion of seccotine with thread bush 3.Execute and be cylindrical hollow in the heavy main body 4, execute on the heavy main body 4 and be carved with the screw thread of inlaying with thread bush 3, be provided with the valve that is used for closure or openness under hydrodynamic condition executing heavy main body 4 upper oral parts, valve is made up of dome 6 and sillicon rubber blocking 7, sillicon rubber blocking 7 is located at dome 6 lower surfaces, dome 6 one ends with execute heavy main body 4 upper oral parts and flexibly connect, described flexible connection is to establish bearing pin 5 executing on heavy main body 4 upper oral parts, on bearing pin 5, establish becket 8, dome 6 one ends link to each other with bearing pin 5 by becket 8, dome 6 is free to rotate, and dome 6 other ends are established rope 9, rope 9 with execute heavy main body 4 on the actinal surface outer rim link to each other.Support 10 is located at executes heavy main body 4 tops, can link to each other with winch or other propulsion system by hawser.Propelling piston 11 is located in the pipe shaft, promotes sediment 12 when being used for cutting sample and moves up along sampling pipe.
The internal diameter of sampling pipe pipe shaft is 4.5cm, and external diameter is 5cm, and the sampling pipe range is 50cm, and the quality that stainless steel is executed heavy main body is about 20kg.
Below provide the course of work of the present utility model:
1. sample collecting: before the sampling, sampling pipe and Shi Chong main body are coupled together.During following water, valve is opened under hydrodynamic condition, and sampling pipe is lowered in the mud until gravitational equilibrium in the effect of executing heavy main body.When upwards mentioning sampling thief, valve is closed automatically, blocks sampling pipe pipe shaft end with the rubber pipe close after the water outlet, prevents that the mud sample is excessive, takes off sampling pipe, and once sampling is promptly finished.
2. the cutting of sample: pull out the rubber pipe close of sampling pipe end, slowly promote sediment 12 (referring to Fig. 2) with propelling piston and move up, use foil cutting mud sample along sampling pipe.
Owing to be welded with the stainless steel stent that can link to each other executing on the heavy main body, therefore can under boat-carrying winch auxiliary, carry out mechanically actuated with shallow waters at coastal waters 30m with winch hawser or other propulsion system.Simultaneously, only about 20kg, sampling is finished in the operation manually on canoe or sampan that suits to quality of the present utility model.
Claims (5)
1. a gravity type sediment columnar sampler is characterized in that being provided with sampling pipe, executes heavy main body, support and propelling piston; Sampling pipe is provided with pipe shaft and is located at the thread bush of pipe shaft front end, and pipe shaft is connected with thread bush is seamless; Execute and be cylindrical hollow in the heavy main body, execute on the heavy main body and be carved with the screw thread of inlaying with thread bush, be provided with the valve that is used for closure or openness under hydrodynamic condition executing heavy main body upper oral part; Prop up to be erected at and execute heavy main body top; Propelling piston is located in the pipe shaft.
2. a kind of gravity type sediment columnar sampler as claimed in claim 1 is characterized in that being provided with the pipe close of sealing the sampling pipe bottom after being used for the sample collecting water outlet bottom sampling pipe.
3. a kind of gravity type sediment columnar sampler as claimed in claim 1 is characterized in that valve is provided with dome and sillicon rubber blocking, and sillicon rubber blocking is located at the dome lower surface, and the main body upper oral part flexibly connects dome one end with executing heavily.
4. a kind of gravity type sediment columnar sampler as claimed in claim 3 is characterized in that described flexible connection is to establish bearing pin executing on the heavy main body upper oral part, establishes ring on bearing pin, and dome one end links to each other with bearing pin by ring; The dome other end is established rope, rope with execute heavy main body on the actinal surface outer rim link to each other.
5. a kind of gravity type sediment columnar sampler as claimed in claim 1 is characterized in that described pipe shaft and thread bush are seamless to be connected to the seamless adhesion of seccotine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201363149U CN201335783Y (en) | 2009-01-09 | 2009-01-09 | Gravity-type columnar sediment sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201363149U CN201335783Y (en) | 2009-01-09 | 2009-01-09 | Gravity-type columnar sediment sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201335783Y true CN201335783Y (en) | 2009-10-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009201363149U Expired - Fee Related CN201335783Y (en) | 2009-01-09 | 2009-01-09 | Gravity-type columnar sediment sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201335783Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103674609A (en) * | 2013-11-15 | 2014-03-26 | 天津市市政工程研究院 | In-situ columnar water silt sampling equipment and method |
| CN103674619A (en) * | 2013-12-04 | 2014-03-26 | 重庆交通大学 | Gravity type deepwater silt low-disturbance sampling device |
| CN104865101A (en) * | 2015-04-27 | 2015-08-26 | 山东科技大学 | Sediment sample division device |
| CN104865097A (en) * | 2015-04-27 | 2015-08-26 | 山东科技大学 | Water body bottom mud sampler |
| CN104913949A (en) * | 2015-05-19 | 2015-09-16 | 广西壮族自治区环境监测中心站 | River, lake and reservoir sediment cylindrical sampler |
| CN106053130A (en) * | 2016-06-28 | 2016-10-26 | 中国科学院烟台海岸带研究所 | Device for collecting underwater deep columnar sediments in shoal water |
| CN106585881A (en) * | 2016-12-22 | 2017-04-26 | 中国电建集团中南勘测设计研究院有限公司 | Floating type marine hydrologic observation device |
| CN106628003A (en) * | 2016-12-22 | 2017-05-10 | 中国电建集团中南勘测设计研究院有限公司 | Floating marine hydrological observation instrument |
| CN113812336A (en) * | 2021-09-18 | 2021-12-21 | 南昌大学 | Method for evaluating whether lake sediment is suitable for anchoring and growing submerged plants |
-
2009
- 2009-01-09 CN CNU2009201363149U patent/CN201335783Y/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103674609A (en) * | 2013-11-15 | 2014-03-26 | 天津市市政工程研究院 | In-situ columnar water silt sampling equipment and method |
| CN103674619A (en) * | 2013-12-04 | 2014-03-26 | 重庆交通大学 | Gravity type deepwater silt low-disturbance sampling device |
| CN103674619B (en) * | 2013-12-04 | 2016-06-29 | 重庆交通大学 | A kind of gravity type deepwater silt low-disturbance sampler |
| CN104865101A (en) * | 2015-04-27 | 2015-08-26 | 山东科技大学 | Sediment sample division device |
| CN104865097A (en) * | 2015-04-27 | 2015-08-26 | 山东科技大学 | Water body bottom mud sampler |
| CN104865097B (en) * | 2015-04-27 | 2017-11-07 | 山东科技大学 | A kind of Sediments sampler |
| CN104865101B (en) * | 2015-04-27 | 2017-10-31 | 山东科技大学 | A kind of bed mud point sampling device |
| CN104913949B (en) * | 2015-05-19 | 2017-07-18 | 广西壮族自治区环境监测中心站 | A kind of river lake storehouse sediment columnar sampler |
| CN104913949A (en) * | 2015-05-19 | 2015-09-16 | 广西壮族自治区环境监测中心站 | River, lake and reservoir sediment cylindrical sampler |
| CN106053130A (en) * | 2016-06-28 | 2016-10-26 | 中国科学院烟台海岸带研究所 | Device for collecting underwater deep columnar sediments in shoal water |
| CN106053130B (en) * | 2016-06-28 | 2018-12-21 | 中国科学院烟台海岸带研究所 | A kind of phytal zone Underwater Deep Silt columnar deposition matter collection device |
| CN106628003A (en) * | 2016-12-22 | 2017-05-10 | 中国电建集团中南勘测设计研究院有限公司 | Floating marine hydrological observation instrument |
| CN106585881A (en) * | 2016-12-22 | 2017-04-26 | 中国电建集团中南勘测设计研究院有限公司 | Floating type marine hydrologic observation device |
| CN113812336A (en) * | 2021-09-18 | 2021-12-21 | 南昌大学 | Method for evaluating whether lake sediment is suitable for anchoring and growing submerged plants |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091028 Termination date: 20130109 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |