CN201378118Y - Deep-sea submarine sampling device - Google Patents

Deep-sea submarine sampling device Download PDF

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Publication number
CN201378118Y
CN201378118Y CN200920117636U CN200920117636U CN201378118Y CN 201378118 Y CN201378118 Y CN 201378118Y CN 200920117636 U CN200920117636 U CN 200920117636U CN 200920117636 U CN200920117636 U CN 200920117636U CN 201378118 Y CN201378118 Y CN 201378118Y
Authority
CN
China
Prior art keywords
piston
sampling
cylindrical shell
cavity
valve
Prior art date
Application number
CN200920117636U
Other languages
Chinese (zh)
Inventor
邱晓来
王汉洲
黄明金
潘建瓯
叶建伟
Original Assignee
浙江超达阀门股份有限公司
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Application filed by 浙江超达阀门股份有限公司 filed Critical 浙江超达阀门股份有限公司
Priority to CN200920117636U priority Critical patent/CN201378118Y/en
Application granted granted Critical
Publication of CN201378118Y publication Critical patent/CN201378118Y/en

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Abstract

The utility model relates to a deep-sea submarine sampling device, which comprises a sampling barrel and a sampling barrel driving device thereof, a ball valve and a hydraulic driving device thereof, a check valve, an inverted T-shaped piston, a hydraulic lever and a hydraulic lever driving device thereof. The utility model is capable of discharging seawater from the upper end of the sampling barrel, overcomes seawater pressure, and absorbs desired media in the sampling barrel so as to conveniently obtain deep-sea submarine sludge and other substances.

Description

Deep seafloor sampling device

Technical field

The utility model relates to a kind of deep seafloor sampling device.

Background technology

Obtaining abyssalbenthic mud or other materials is the human research ocean, understands an approach of ocean.But, how to overcome seawater pressure and obtain abyssalbenthic mud or other materials are problem demanding prompt solutions because the seawater pressure at deep-sea is very big.

Summary of the invention

The purpose of this utility model is to overcome the defective of prior art, and a kind of deep seafloor sampling device that overcomes seawater pressure and obtain abyssalbenthic mud or other materials is provided.

For achieving the above object, the utility model adopts a kind of deep seafloor sampling device, comprise sampling cylindrical shell and sampler barrel body drive thereof, ball valve and fluid pressure drive device thereof, non-return valve, the piston that is inverted T shape, hydraulic stem and hydraulic stem drive unit thereof, the sampling cylindrical shell is a tubular part, sampling cylindrical shell upper end connects the sampler barrel body drive, its axial direction of sampling cylindrical shell lower end edge sets gradually one or more ball valves, ball valve is driven by fluid pressure drive device, the water delivering orifice of ball valve is complementary with the lower nozzle of sampling cylindrical shell interior tube body, form limited step on sampling cylindrical shell interior tube body top, piston be arranged in the body of sampling cylindrical shell top end versatilely and constitute with limited step on move spacing, be sealed and matched with the O-ring seal formation between piston and the limited step, the external diameter of piston lower end is less than the internal diameter of the body of sampling cylindrical shell, piston lower end is as the valve body part of non-return valve, form the cavity of fovea superior in it, the cavity middle part forms mount pad, in piston lower end one or both sides that should cavity are formed osculum, non-return valve is by valve seat, spool, spring is formed, valve seat is arranged on the openend of cavity and flexibly connects with piston lower end, valve seat central authorities are water inlet, spool one end is fixed on the mount pad, the other end is closed/is opened with the water inlet formation of valve seat and cooperates, spring housing is located on the spool, the piston upper end connects hydraulic stem, the external diameter of hydraulic stem is less than the internal diameter of the body of sampling cylindrical shell, and hydraulic stem links to each other with the hydraulic stem drive unit.

In order to make the pressure equilibrium inside and outside the fluid pressure drive device, prevent that fluid pressure drive device from being damaged by pressure by seawater, simultaneously can prevent that again seawater from entering into the inside of fluid pressure drive device, the fluid pressure drive device that the utility model further is set to ball valve comprises housing and hydraulic drive mechanism thereof, form container cavity in the housing, hydraulic drive mechanism is arranged in this container cavity, offering a through hole inside and outside the connection on the housing, a balance plunger is set in through hole, balance plunger is provided with O-ring seal, fills with oil at the hollow space of the container cavity of housing.

The spool that the utility model further is set in the non-return valve is inverted T shape, in spool, offer the intake tunnel that is the L type, rear end, the corresponding spool installation site of the mount pad of piston lower end forms water storage cavity, intake tunnel one end on the spool is communicated with water storage cavity, and the other end is communicated with the cavity of piston lower end.

The utility model further is set to be threaded between valve seat and the piston lower end in the non-return valve again.

When the utility model sampler uses, ball valve place one side is in the bottom, non-return valve place one side is in top, non-return valve and piston reached the bottom of the body of sampling cylindrical shell under the driving of hydraulic stem before this, sampling beginning then, whole sampler descends in seawater fast, seawater backs down non-return valve, the non-return valve of seawater by opening of sampling cylindrical shell bottom, and, flow out from the top of sampling cylindrical shell at last along the space between the inboard wall of tube body of space, hydraulic stem and sampling cylindrical shell between the inboard wall of tube body of piston and sampling cylindrical shell.When arriving the seabed, hydraulic stem drives piston and non-return valve moves upward together, at this moment, has sucked needed seabed medium in the sampling cylindrical shell of non-return valve bottom, when piston motion to the sampling cylindrical shell the top time, the sampling cylindrical shell the top closed and seal by two O RunddichtringOs.Be full of needed medium in the sampling cylindrical shell, at this moment, closed ball valve by the fluid pressure drive device that is installed on the ball valve, last resort sampler barrel body drive proposes whole sampling cylindrical shell and subsidiary ball valve thereof from seawater.Because the pressure of seawater is huge in the deep-sea, in order to prevent that fluid pressure drive device from being damaged by pressure by seawater, oil is filled with in inner space at fluid pressure drive device, and a balance plunger is set on the housing of fluid pressure drive device, sealing O type circle is housed, like this on balance plunger, can moving back and forth by balance plunger, thereby reach the inside and outside pressure equilibrium of fluid pressure drive device, prevent that fluid pressure drive device from being damaged by pressure by seawater, can prevent that again seawater from entering into the inside of fluid pressure drive device simultaneously.The utility model can be discharged seawater from the upper end of sampling cylindrical shell, overcome seawater pressure, and needed medium is sucked in the sampling cylindrical shell, can conveniently obtain abyssalbenthic mud or other materials.

Description of drawings

Fig. 1 is the utility model example structure synoptic diagram.

Fig. 2 is the utility model embodiment sampler barrel body running view.

Fig. 3 is the F portion enlarged drawing of Fig. 2.

Fig. 4 is the utility model example structure synoptic diagram.

Fig. 5 is the E portion enlarged drawing of Fig. 4.

Embodiment

As Fig. 1,3,4, shown in 5, specific embodiment of the utility model is a kind of deep seafloor sampling device, comprise sampling cylindrical shell 1 and sampler barrel body drive thereof, ball valve 2 and fluid pressure drive device 3 thereof, non-return valve 4, the piston 5 that is inverted T shape, hydraulic stem 6 and hydraulic stem drive unit thereof, sampling cylindrical shell 1 is a tubular part, sampling cylindrical shell 1 upper end connects the sampler barrel body drive, its axial direction of sampling cylindrical shell 1 lower end edge sets gradually 2 ball valves 2, ball valve 2 is driven by fluid pressure drive device 3, the water delivering orifice of ball valve 2 is complementary with the lower nozzle of sampling cylindrical shell 1 interior tube body, the ball valve 2 of sampling cylindrical shell 1 bottom and its below is bolted to connection, be bolted to connection between 2 ball valves 2, the fluid pressure drive device 3 of ball valve 2 comprises housing 31 and hydraulic drive mechanism 32 thereof, form container cavity 33 in the housing 31, hydraulic drive mechanism 32 is arranged in this container cavity 33, offering a through hole 311 inside and outside the connection on the housing 31, a balance plunger 34 is set in through hole 311, balance plunger 34 is provided with O-ring seal, fills with oil at the hollow space of the container cavity 33 of housing 31.Form limited step 11 on sampling cylindrical shell 1 interior tube body top, piston 5 be arranged in the body of sampling cylindrical shell 1 top end versatilely and constitute with limited step 11 on move spacing, be sealed and matched with the O-ring seal formation between piston 5 and the limited step 11, the external diameter of piston 5 bottoms is less than the internal diameter of the body of sampling cylindrical shell 1, piston 5 bottoms are as the valve body part of non-return valve 4, form the cavity 51 of fovea superior in it, cavity 51 middle parts form mount pad 52, in piston 5 bottoms both sides that should cavity 51 are formed osculum 53, non-return valve 4 is by valve seat 41, spool 42, spring 43 is formed, valve seat 41 is arranged on the openend of cavity 51 and is threaded with piston 5 bottoms, valve seat 41 central authorities are water inlet 411, spool 42 is inverted T shape, spool 42 upper ends are fixed on the mount pad 52, the lower end is closed/is opened with water inlet 411 formations of valve seat 41 and cooperates, in spool 42, offer the intake tunnel 421 that is the L type, rear end, mount pad 52 corresponding spool 42 installation site forms water storage cavity 521, intake tunnel 421 upper ends on the spool 42 are communicated with water storage cavity 521, the left side is communicated with the cavity 51 of outside, spring 43 is set on the spool 42, the rear end is pressed on the mount pad 52, piston 5 upper ends connect hydraulic stem 6, the external diameter of hydraulic stem 6 is less than the internal diameter of the body of sampling cylindrical shell 1, and hydraulic stem 6 links to each other with the hydraulic stem drive unit.

Being to adopt 2 ball valves 2 to control being communicated with and closing between sampling cylindrical shell 1 and the seawater in the foregoing description, also is feasible with 1 ball valve 2 or quantity greater than 2 ball valves 2, can decide according to the different depth and the pressure of seawater.

In piston lower end both sides that should cavity 51 are formed osculum 53 in the foregoing description, this is faster for the speed of discharging seawater, also can be only in a side of cavity 51 osculum 53 be set.

As shown in Figure 2, when the utility model sampler uses, ball valve 2 places one side is in the bottom, non-return valve 4 places one side is in top, non-return valve 4 and piston 5 reached the bottom of the body of sampling cylindrical shell 1 under the driving of hydraulic stem 6 before this, sampling beginning then, whole sampler descends in seawater fast, seawater backs down non-return valve 4, the non-return valve 4 of seawater by opening of sampling cylindrical shell 1 bottom, and along the space between the inboard wall of tube body of piston 5 and sampling cylindrical shell 1, flow out from the top of sampling cylindrical shell 1 at last in space between the inboard wall of tube body of hydraulic stem 6 and sampling cylindrical shell 1.When arriving the seabed, hydraulic stem 6 drives piston 5 and non-return valve 4 moves upward together, at this moment, has sucked needed seabed medium in the sampling cylindrical shell 1 of non-return valve 4 bottoms, when piston 5 moved to the top of sampling cylindrical shell 1, the top of sampling cylindrical shell 1 was closed and is sealed by two O RunddichtringOs.Be full of needed medium in the sampling cylindrical shell 1, at this moment, closed ball valve 2 by the fluid pressure drive device 3 that is installed on the ball valve 2, last resort sampler barrel body drive proposes whole sampling cylindrical shell 1 and subsidiary ball valve 2 thereof from seawater.Because the pressure of seawater is huge in the deep-sea, in order to prevent that fluid pressure drive device 3 from being damaged by pressure by seawater, oil is filled with in inner space at fluid pressure drive device 3, and a balance plunger 34 is set on the housing 31 of fluid pressure drive device 3, sealing O type circle is housed on balance plunger 34, like this, can moving back and forth by balance plunger 34, thereby reach the pressure equilibrium inside and outside the fluid pressure drive device 3, prevent that fluid pressure drive device 3 from being damaged by pressure by seawater, can prevent that again seawater from entering into the inside of fluid pressure drive device 3 simultaneously.

Claims (5)

1, a kind of deep seafloor sampling device, it is characterized in that: deep seafloor sampling device comprises sampling cylindrical shell and sampler barrel body drive thereof, ball valve and fluid pressure drive device thereof, non-return valve, the piston that is inverted T shape, hydraulic stem and hydraulic stem drive unit thereof, the sampling cylindrical shell is a tubular part, sampling cylindrical shell upper end connects the sampler barrel body drive, its axial direction of sampling cylindrical shell lower end edge sets gradually one or more ball valves, ball valve is driven by fluid pressure drive device, the water delivering orifice of ball valve is complementary with the lower nozzle of sampling cylindrical shell interior tube body, form limited step on sampling cylindrical shell interior tube body top, piston be arranged in the body of sampling cylindrical shell top end versatilely and constitute with limited step on move spacing, be sealed and matched with the O-ring seal formation between piston and the limited step, the external diameter of piston lower end is less than the internal diameter of the body of sampling cylindrical shell, piston lower end is as the valve body part of non-return valve, form the cavity of fovea superior in it, the cavity middle part forms mount pad, in piston lower end one or both sides that should cavity are formed osculum, non-return valve is by valve seat, spool, spring is formed, valve seat is arranged on the openend of cavity and flexibly connects with piston lower end, valve seat central authorities are water inlet, spool one end is fixed on the mount pad, the other end is closed/is opened with the water inlet formation of valve seat and cooperates, spring housing is located on the spool, the piston upper end connects hydraulic stem, the external diameter of hydraulic stem is less than the internal diameter of the body of sampling cylindrical shell, and hydraulic stem links to each other with the hydraulic stem drive unit.
2, deep seafloor sampling device according to claim 1, it is characterized in that: the fluid pressure drive device of described ball valve comprises housing and hydraulic drive mechanism thereof, form container cavity in the housing, hydraulic drive mechanism is arranged in this container cavity, offering a through hole inside and outside the connection on the housing, a balance plunger is set in through hole, and balance plunger is provided with O-ring seal, fills with oil at the hollow space of the container cavity of housing.
3, deep seafloor sampling device according to claim 1 and 2, it is characterized in that: the spool in the described non-return valve is inverted T shape, in spool, offer the intake tunnel that is the L type, rear end, the corresponding spool installation site of the mount pad of piston lower end forms water storage cavity, intake tunnel one end on the spool is communicated with water storage cavity, and the other end is communicated with the cavity of piston lower end.
4, deep seafloor sampling device according to claim 1 and 2 is characterized in that: be threaded between the valve seat in the described non-return valve and the piston lower end.
5, deep seafloor sampling device according to claim 3 is characterized in that: be threaded between the valve seat in the described non-return valve and the piston lower end.
CN200920117636U 2009-04-10 2009-04-10 Deep-sea submarine sampling device CN201378118Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN200920117636U CN201378118Y (en) 2009-04-10 2009-04-10 Deep-sea submarine sampling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN200920117636U CN201378118Y (en) 2009-04-10 2009-04-10 Deep-sea submarine sampling device

Publications (1)

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CN201378118Y true CN201378118Y (en) 2010-01-06

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101539018B (en) * 2009-04-10 2012-05-30 浙江超达阀门股份有限公司 Deep seafloor sampling device
CN103439144A (en) * 2013-08-09 2013-12-11 中国水产科学研究院南海水产研究所 Underwater sediment sampler
CN103969087A (en) * 2014-05-14 2014-08-06 广东工业大学 Energy-saving seawater sampler for deep-sea seawater in-situ detection and operating method of energy-saving seawater sampler
CN104154261A (en) * 2014-07-25 2014-11-19 超达阀门集团股份有限公司 Deep ocean floor sampling control ball valve
CN105782481A (en) * 2016-04-01 2016-07-20 同济大学 Underwater fluid collecting valve

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101539018B (en) * 2009-04-10 2012-05-30 浙江超达阀门股份有限公司 Deep seafloor sampling device
CN103439144A (en) * 2013-08-09 2013-12-11 中国水产科学研究院南海水产研究所 Underwater sediment sampler
CN103969087A (en) * 2014-05-14 2014-08-06 广东工业大学 Energy-saving seawater sampler for deep-sea seawater in-situ detection and operating method of energy-saving seawater sampler
CN104154261A (en) * 2014-07-25 2014-11-19 超达阀门集团股份有限公司 Deep ocean floor sampling control ball valve
CN104154261B (en) * 2014-07-25 2015-06-17 超达阀门集团股份有限公司 Deep ocean floor sampling control ball valve
CN105782481A (en) * 2016-04-01 2016-07-20 同济大学 Underwater fluid collecting valve

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C14 Grant of patent or utility model
AV01 Patent right actively abandoned

Granted publication date: 20100106

Effective date of abandoning: 20090410