CN201397256Y - Sediment sampler - Google Patents
Sediment sampler Download PDFInfo
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- CN201397256Y CN201397256Y CN2009201203633U CN200920120363U CN201397256Y CN 201397256 Y CN201397256 Y CN 201397256Y CN 2009201203633 U CN2009201203633 U CN 2009201203633U CN 200920120363 U CN200920120363 U CN 200920120363U CN 201397256 Y CN201397256 Y CN 201397256Y
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- stopple coupon
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Abstract
The utility model relates to a sediment sampler. The insertion depth of a prior device is limit, and a support frame is big and heavy. The sediment sampler comprises a flow distribution part, a driving part, a compact part and a sampling tube device, wherein the compact part comprises a cylinder body, a compact piston cylinder and a sliding piston, the flow distribution part comprises a support cylinder, a flow distribution valve and a compression spring, the driving part comprises a driving piston cylinder and a driving piston, and the sampling tube device comprises a sampling tube, a one-wayvalve and a clamp spring. The sediment sampler combines two driving modes which are gravity drive and vibration drive, can use the gravity potential energy of the sampler and considerable hydrostaticpressure energy, has deeper depth, and increases the collection rate of samplers.
Description
Technical field
The utility model belongs to mechanical equipment technical field, relates to a kind of boring coring that is suitable for all kinds of soft formations in seabed, as sediment, soil, frozen soil, ice, is particularly suitable for the sampler of sediment boring coring.
Technical background
70.78% of the ball total area is taken up an area of in the ocean, and the extensive marine bottom sediment that covers in depths, ocean is taken a sample to research has important scientific meaning.For deep sea sediment sampler, its ideal state is: soft, hard sediment all can be gathered, and can adapt to sea bottom complex operating mode and equipment lightweight, and traditional gravity core device and vibrating sampler all have its inferior position to exist.Gravity core device advantage is easy and simple to handle longer with stopple coupon, but can only be used for softer sediment sampling, when being used for sediment sampling firmly, insertion depth is limited, and such sampler is top-heavy and length is longer, is difficult to the vertical marine bottom sediment (as: CN02150917.4 that inserts under the various factors influence; CN02156223.7; CN200420044638.7); For vibrating sampler, it is highly suitable for the sampling of harder sediment district, but that its inferior position is support frame is big and heavy, need come drive motor or oil motor action from the lash ship energy supply, and when working depth was big, the energy supply was cumbersome.Therefore, be necessary to design a kind of new deep sea sediment sampler and can abandon its shortcoming in conjunction with the advantage of above-mentioned two big sampler.
Summary of the invention
The purpose of this utility model provides a kind of all kinds of soft formation boring corings in seabed that are suitable for, as sediment, soil, frozen soil, ice, be particularly suitable for the power-actuated sampler of hydrostatic pressing of sediment boring coring, it can adapt to sea bottom complex operating mode and the lightweight of the equipment of realization.
The utility model comprises assignment components, driver part, impact part, sampling tube device.
Described impact part comprises upper end cover, cylindrical shell, bottom end cover, orienting sleeve, impact piston cylinder, sliding plunger, piston stopper.Upper end cover and bottom end cover are separately fixed on two end faces of cylindrical shell, the upper end cover center has the support tube mounting hole, the corresponding support tube position of mounting hole of the end face of upper end cover is set with hoist block, have the inlet opening that is communicated with the support tube mounting hole on the hoist block, be set with suspension ring on the hoist block; Bottom end cover has piston rod hole and cylindrical shell osculum vertically, and wherein the piston rod hole is positioned at the center of bottom end cover; The longitudinal section of orienting sleeve is a T shape, comprises the installing plate part and the vertical piston rod guide pipe part of level, and the installing plate partial fixing is connected the bottom of bottom end cover, and piston rod guide pipe part closely cooperates with the piston rod hole of bottom end cover; The impact piston cylinder is a cylindrical shape, fixedlys connected with orienting sleeve in its top, the coaxial piston stopper that is set with in bottom, and the upper portion side wall of impact piston cylinder has the piston cylinder osculum; Described piston stopper is an annular, and its internal diameter is less than the internal diameter of impact piston cylinder; The longitudinal section of sliding plunger is a T shape, its top is that wide footpath column part, bottom are narrow footpath column part, the external diameter of wide footpath column part and the internal diameter of impact piston cylinder coupling, the external diameter of narrow footpath column part and the internal diameter of piston stopper coupling, sliding plunger can slide along impact piston cylinder inner chamber, and is spacing by piston stopper simultaneously; Central shaft along sliding plunger has the stopple coupon sliding eye, and the sealing of stopple coupon sliding eye one end, the other end are opened on the bottom of sliding plunger, and the top of sliding plunger has the through hole that leaks; The coaxial stopple coupon back-up ring that is set with in sliding plunger bottom, described stopple coupon back-up ring is an annular, its internal diameter is less than the internal diameter of stopple coupon sliding eye;
Assignment components comprises support tube, flange, flat valve, baffle plate, compression spring, back up pad, flow piece, upper piston rod.
Fixedlying connected with flange in the top of flat valve, fixedlys connected with baffle plate in the bottom, and flange is all fixedlyed connected with support tube along support tube inwall circumference with baffle plate; The longitudinal section of described flange is a T shape, comprises upper cover part and sleeve part, and wherein upper cover part has the flange outlet pass vertically, on the baffle plate vertically companion flange outlet pass position have the baffle plate outlet pass; Flat valve comprises the flow spool and is placed on the outer flow valve body of flow spool;
The flow valve body is a cylinder barrel shaped, external diameter and support tube internal diameter coupling, and the inwall middle part of flow valve body has two parallel annular grooves along circumference; The sidewall of flow valve body has water service pipe and following water service pipe, the bottom that an end of last water service pipe is communicated with the flange outlet pass, the other end is opened on the upper, annular groove along same axis; The bottom that one end of following water service pipe is communicated with the baffle plate outlet pass, the other end is opened on the lower annular groove; The top of flat valve body sidewall radially has limbers, bottom and radially has down limbers, middle part and radially have osculum, last limbers, down limbers and osculum the position of opening with the support tube sidewall is corresponding respectively; The sleeve part of flange is arranged in the flow valve body, and the sidewall of sleeve part and last limbers correspondence position have through hole; Back up pad and flow piece are arranged in the flow valve body, and the flow piece is arranged between back up pad and the baffle plate, and described flow piece is a cylinder barrel shaped, and the sidewall of flow piece has lower through-hole with following limbers correspondence position;
The flow spool comprises three sections right cylinders, the internal diameter coupling of upper and lower two sections diameter and flow valve body, and the diameter of interlude is less than upper and lower two sections diameter, and the longitudinal section of flow spool integral body is I-shaped, wherein is recessed into the annular water-flowing trough in the middle part; The top of flow spool is connected by compression spring and flange;
Upper piston rod passes flange, flow spool, back up pad, flow piece and baffle plate setting successively, circumference along upper piston rod has ring groove, middle ring groove and following ring groove, have center pit along central shaft in the upper piston rod 17, one end opening of center pit is in the bottom of upper piston rod, the other end is communicated with last ring groove bottom opening, and following ring groove bottom opening is connected with center pit.
Driver part comprises driven plunger cylinder, driven plunger, middle spacer ring, lower piston rod.The external diameter support tube internal diameter coupling of driven plunger cylinder, and be fixedly installed in the support tube; Middle spacer ring is fixed on the lower surface of driven plunger cylinder, fixedlys connected with the baffle plate of assignment components bottom in the upper surface of driven plunger cylinder; Driven plunger is movably arranged in the driven plunger cylinder, and driven plunger cylinder bottom has the piston cylinder freeing port, and the piston cylinder freeing port is corresponding with the position of opening of support tube sidewall.The bottom of upper piston rod is stretched in the driven plunger, and is connected with the screw top of lower piston rod, fixedlys connected with the sliding plunger in the impact part in the bottom of lower piston rod.
Sampling tube device comprises stopple coupon, stopple coupon top cover, retaining valve and jump ring.The top of stopple coupon is arranged in the stopple coupon sliding eye of impact piston cylinder, the external diameter of stopple coupon is less than the diameter of stopple coupon sliding eye, the stopple coupon top cover is fixedly installed on the upper surface of stopple coupon, the diameter coupling of the diameter of stopple coupon top cover and stopple coupon sliding eye, stopple coupon can slide along the stopple coupon sliding eye, spacing by the stopple coupon back-up ring simultaneously, the center of stopple coupon top cover has the stopple coupon osculum;
Retaining valve comprises retaining valve valve body and retaining valve spool; The retaining valve valve body is a cylindrical shape, its upper surface is open, the center, lower surface has unidirectional valve opening, and the retaining valve spool is arranged in the retaining valve valve body, and the position is corresponding with the retaining valve hole site, spring one end is fixed on the lower surface of stopple coupon top cover, and the other end is fixedlyed connected with the retaining valve spool; The bottom of stopple coupon is conical, and jump ring is arranged on the bottom of stopple coupon.
The utility model is compared with background technology, and the useful effect that has is: it combines " segregation drive " and " vibratory drive " two kinds of drive forms, can utilize gravitional force of sampler own and appreciable hydrostatic force energy, so sampling depth is darker; " stake effect " degree obviously alleviated when " vibratory drive " form made its sampling, had improved sample collection rate.The utility model can normally be taken a sample greater than soft formations such as 300 meters marine bottom sediment, soil, frozen soil, ice to the depth of water; When the depth of water during less than 300 meters, available high-pressure hydraulic pump uses as the high-pressure water of sampler.
Description of drawings
Fig. 1 is a general structure synoptic diagram of the present utility model;
Fig. 2 is assignment components and a driver part structural representation among Fig. 1;
Fig. 3 is a sampling tube device part structural representation among Fig. 1.
Embodiment
As shown in Figure 1, this deposit sampler comprises assignment components, driver part, impact part, sampling tube device.
Impact part comprises upper end cover 3, cylindrical shell 4, bottom end cover 6, orienting sleeve 21, impact piston cylinder 9, sliding plunger 10, piston stopper 12.Upper end cover 3 and bottom end cover 6 are separately fixed on two end faces of cylindrical shell 4, upper end cover 3 centers have the support tube mounting hole, the corresponding support tube position of mounting hole of the end face of upper end cover 3 is set with hoist block 2, have the inlet opening 16 that is communicated with the support tube mounting hole on the hoist block 2, be set with suspension ring 1 on the hoist block 2; Bottom end cover 6 has piston rod hole and cylindrical shell osculum 7 vertically, and wherein the piston rod hole is positioned at the center of bottom end cover 6; The longitudinal section of orienting sleeve 21 is a T shape, comprises the installing plate part and the vertical piston rod guide pipe part of level, and the installing plate partial fixing is connected the bottom of bottom end cover 6, and piston rod guide pipe part closely cooperates with the piston rod hole of bottom end cover 6; Impact piston cylinder 9 is a cylindrical shape, fixedlys connected with orienting sleeve 21 in its top, the coaxial piston stopper 12 that is set with in bottom, and the upper portion side wall of impact piston cylinder 9 has piston cylinder osculum 8.Piston stopper 12 is the annular of internal diameter less than impact piston cylinder 9 internal diameters.The longitudinal section of sliding plunger 10 is a T shape, its top is that wide footpath column part, bottom are narrow footpath column part, the external diameter of wide footpath column part and the internal diameter of impact piston cylinder 9 coupling, the external diameter of narrow footpath column part and the internal diameter of piston stopper 12 coupling, sliding plunger 10 can slide along impact piston cylinder 9 inner chambers, and is spacing by piston stopper 12 simultaneously; Central shaft along sliding plunger 10 has stopple coupon sliding eye 11, and the sealing of stopple coupon sliding eye 11 1 ends, the other end are opened on the bottom of sliding plunger 10, and the top of sliding plunger 10 has the through hole 23 that leaks; The coaxial stopple coupon back-up ring 13 that is set with in sliding plunger 10 bottoms, described stopple coupon back-up ring 13 is an annular, its internal diameter is less than the internal diameter of stopple coupon sliding eye 11.
As Fig. 2, assignment components comprises support tube 5, flange 25, flat valve, baffle plate 35, compression spring 39, back up pad 45, flow piece 46, upper piston rod 17.
Fixedlying connected with flange 25 in the top of flat valve, fixedlys connected with baffle plate 35 in the bottom, and flange 25 is all fixedlyed connected with support tube 5 along support tube 5 inwall circumference with baffle plate 35.The longitudinal section of flange 25 is a T shape, comprises upper cover part and sleeve part, and wherein upper cover part has flange outlet pass 37 vertically, on the baffle plate 35 vertically companion flange outlet pass 37 positions have baffle plate outlet pass 47; Flat valve comprises flow spool 40 and the flow valve body 28 that is placed on outside the flow spool 40;
Flow valve body 28 is a cylinder barrel shaped, external diameter and support tube 5 internal diameters coupling, and the inwall middle part of flow valve body 28 has two parallel annular grooves along circumference; The sidewall of flow valve body 28 has water service pipe 38 and following water service pipe 44, the bottom that an end of last water service pipe 38 is communicated with flange outlet pass 37, the other end is opened on upper, annular groove 29 along same axis; The bottom that one end of following water service pipe 44 is communicated with baffle plate outlet pass 47, the other end is opened on lower annular groove 30; The top of flow valve body 28 sidewalls radially has limbers 27, bottom and radially has down limbers 34, middle part and radially have osculum 31, last limbers 27, down limbers 34 and osculum 31 position of opening with support tube 5 sidewalls is corresponding respectively; The sleeve part of flange 25 is arranged in the flow valve body 28, and the sidewall of sleeve part and last limbers 27 correspondence positions have through hole 26; Back up pad 45 and flow piece 46 are arranged in the flow valve body 28, and flow piece 46 is arranged between back up pad 45 and the baffle plate 35, and flow piece 46 is a cylinder barrel shaped, and the sidewall of flow piece 46 has lower through-hole 33 with following limbers 34 correspondence positions;
Driver part comprises driven plunger cylinder 36, driven plunger 18, middle spacer ring 20, lower piston rod 22.The external diameter support tube 5 internal diameters coupling of driven plunger cylinder 36, and be fixedly installed in the support tube 5; Middle spacer ring 20 is fixed on the lower surface of driven plunger cylinder 36, fixedlys connected with the baffle plate of assignment components 35 bottoms in the upper surface of driven plunger cylinder 36; Driven plunger 18 is movably arranged in the driven plunger cylinder 36, and driven plunger cylinder 36 bottoms have piston cylinder freeing port 19, and piston cylinder freeing port 19 is corresponding with the position of opening of support tube 5 sidewalls.The bottom of upper piston rod 17 is stretched in the driven plunger 18, and is connected with the screw top of lower piston rod 22, fixedlys connected with the sliding plunger 10 in the impact part in the bottom of lower piston rod 22.
As Fig. 3, sampling tube device comprises stopple coupon 14, stopple coupon top cover 24, retaining valve and jump ring 15.The top of stopple coupon 14 is arranged in the stopple coupon sliding eye 11 of impact piston cylinder 10, the external diameter of stopple coupon 14 is less than the diameter of stopple coupon sliding eye 11, stopple coupon top cover 24 is fixedly installed on the upper surface of stopple coupon 14, the diameter coupling of the diameter of stopple coupon top cover 24 and stopple coupon sliding eye 11, stopple coupon 14 can slide along stopple coupon sliding eye 11, spacing by stopple coupon back-up ring 13 simultaneously, the center of stopple coupon top cover 24 has stopple coupon osculum 51.
Retaining valve comprises retaining valve valve body 53 and retaining valve spool 54; Retaining valve valve body 53 is a cylindrical shape, its upper surface is open, the center, lower surface has unidirectional valve opening 55, retaining valve spool 54 is arranged in the retaining valve valve body 53, the position is corresponding with unidirectional valve opening 55 positions, spring 52 1 ends are fixed on the lower surface of stopple coupon top cover 24, and the other end is fixedlyed connected with retaining valve spool 54; The bottom of stopple coupon 14 is conical, and jump ring 15 is arranged on the bottom of stopple coupon 14.
This deposit sampler course of work is: sampler hangs down water by cable car on the ship, and sampler is freely falling body when the end off sea certain distance.The lower surface of flow spool 40 is by the middle ring groove 32 of upper piston rod 17, and lower through-hole 33 and following limbers 34 are communicated with low-pressure cavity; The upper surface of flow spool 40 is then by last through hole 26, and last limbers 27 is communicated with low-pressure cavity, so flow spool 40 is in the smallest limit position under compression spring 39 acts on, and closed upper portion ring-shaped groove 29 is opened freeing port 31 simultaneously.The epicoele of driven plunger cylinder 36 and cavity of resorption are all equal with lower piston rod 22 sectional areas with low-pressure cavity connection and upper piston rod 17, on, bear pressure down and cancel out each other.Therefore, driven plunger 18 is in the bottom of driven plunger cylinder 36 under the self gravitation effect; Sliding plunger 10 is in the bottom of impact piston cylinder 9 under the self gravitation effect; Sampling tube device is also because self gravitation is bearing in the bottom of stopple coupon sliding eye 11 by stopple coupon back-up ring 13.
Sampler is inserted sediment under the self gravitation effect.Retaining valve spool 54 is opened, and the water on stopple coupon 14 tops is through unidirectional valve opening 55, and stopple coupon osculum 51 is discharged from outside the pipe, makes sediment can enter stopple coupon 14 smoothly; After sampler was inserted the sediment certain depth and stopped, the high pressure sea water of flange 25 tops was through last ring groove bottom opening 42, and center pit 48 and following ring groove bottom opening 49 lead to flow spool 40 lower ends.Flow spool 40 is in the limes superiors position under the high pressure of lower surface, open upper, annular groove 29, closes freeing port 31.Extraneous high pressure sea water is through upper, annular groove 29, lower annular groove 30, and annular water-flowing trough 41 and following water service pipe 44 enter driven plunger cylinder 36 epicoeles, promote driven plunger 18 and move, with ram hammer jack-up.Ram hammer rises to certain altitude, and piston stopper 12 is collided with sliding plunger 10, and the ram hammer band sliding plunger 10 and moved upward together; Stopple coupon sliding eye 11 tops and stopple coupon 14 disengage and move upward, until stopping.
When ram hammer rose to the limes superiors position, the lower surface of flow spool 40 was by the middle ring groove 32 of upper piston rod 17, and lower through-hole 33 and following limbers 34 are communicated with low-pressure cavity; The upper surface of flow spool 40 is then by last through hole 26, and last limbers 27 is communicated with low-pressure cavity, so flow spool 40 is in the smallest limit position under compression spring 39 acts on, and closed upper portion ring-shaped groove 29 is opened freeing port 31 simultaneously; Ram hammer falls under the self gravitation effect; The seawater of driven plunger cylinder 36 epicoeles passes through water service pipe 44 down, and lower annular groove 30, annular water-flowing trough 41 and osculum 31 enter low-pressure cavity; The seawater of low-pressure cavity enters driven plunger cylinder 36 cavity of resorptions by support tube 5 and driven plunger cylinder 36 bottom sidewall apertures; Ram hammer fall to hit stopple coupon 14, makes stopple coupon insert the sediment certain depth and stops.A vibration sampling one way finishes thus, and sampler repeats this one way, is full of by seawater up to low-pressure cavity.When carrying on the sampler, closed check valve is inhaled the disconnected sediment of cut-in without ball, guarantees to enter unlikely the spilling of sediment in the stopple coupon 14.
Claims (1)
1, a kind of deposit sampler comprises assignment components, driver part, impact part and sampling tube device, it is characterized in that:
Described impact part comprises upper end cover (3), cylindrical shell (4), bottom end cover (6), orienting sleeve (21), impact piston cylinder (9), sliding plunger (10), piston stopper (12); Upper end cover (3) and bottom end cover (6) are separately fixed on two end faces of cylindrical shell (4), upper end cover (3) center has the support tube mounting hole, the corresponding support tube position of mounting hole of the end face of upper end cover (3) is set with hoist block (2), have the inlet opening (16) that is communicated with the support tube mounting hole on the hoist block (2), be set with suspension ring (1) on the hoist block (2); Bottom end cover (6) has piston rod hole and cylindrical shell osculum (7) vertically, and wherein the piston rod hole is positioned at the center of bottom end cover (6); The longitudinal section of orienting sleeve (21) is a T shape, comprises the installing plate part and the vertical piston rod guide pipe part of level, and the installing plate partial fixing is connected the bottom of bottom end cover (6), and piston rod guide pipe part closely cooperates with the piston rod hole of bottom end cover (6); Impact piston cylinder (9) is a cylindrical shape, fixedlys connected with orienting sleeve (21) in its top, the coaxial piston stopper (12) that is set with in bottom, and the upper portion side wall of impact piston cylinder (9) has piston cylinder osculum (8); Described piston stopper (12) is an annular, and its internal diameter is less than the internal diameter of impact piston cylinder (9); The longitudinal section of sliding plunger (10) is a T shape, its top is that wide footpath column part, bottom are narrow footpath column part, the internal diameter coupling of the external diameter of wide footpath column part and impact piston cylinder (9), the internal diameter coupling of the external diameter of narrow footpath column part and piston stopper (12), sliding plunger (10) can slide along impact piston cylinder (9) inner chamber, and is spacing by piston stopper (12) simultaneously; Central shaft along sliding plunger (10) has stopple coupon sliding eye (11), and the sealing of stopple coupon sliding eye (11) one ends, the other end are opened on the bottom of sliding plunger (10), and the top of sliding plunger (10) has the through hole that leaks (23); The coaxial stopple coupon back-up ring (13) that is set with in sliding plunger (10) bottom, described stopple coupon back-up ring (13) is an annular, its internal diameter is less than the internal diameter of stopple coupon sliding eye (11);
Described assignment components comprises support tube (5), flange (25), flat valve, baffle plate (35), compression spring (39), back up pad (45), flow piece (46), upper piston rod (17); Fixedlying connected with flange (25) in the top of flat valve, fixedlys connected with baffle plate (35) in the bottom, and flange (25) is all fixedlyed connected with support tube (5) along support tube (5) inwall circumference with baffle plate (35); The longitudinal section of described flange (25) is a T shape, comprises upper cover part and sleeve part, and wherein upper cover part has flange outlet pass (37) vertically, on the baffle plate (35) vertically companion flange outlet pass (37) position have baffle plate outlet pass (47); Flat valve comprises flow spool (40) and is placed on the outer flow valve body (28) of flow spool (40);
Described flow valve body (28) is a cylinder barrel shaped, external diameter and support tube (5) internal diameter coupling, and the inwall middle part of flow valve body (28) has two parallel annular grooves along circumference; The sidewall of flow valve body (28) has water service pipe (38) and following water service pipe (44) along same axis, one end of last water service pipe (38) and the bottom that flange outlet pass (37) is communicated with, the other end is opened on upper, annular groove (29), an end of following water service pipe (44) and the bottom that baffle plate outlet pass (47) is communicated with, the other end is opened on lower annular groove (30); The top of flow valve body (28) sidewall has radially that limbers (27), bottom radially have down limbers (34), the middle part radially has osculum (31), last limbers (27), down limbers (34) and osculum (31) position of opening with support tube (5) sidewall is corresponding respectively; The sleeve part of flange (25) is arranged in the flow valve body (28), and the sidewall of sleeve part and last limbers (27) correspondence position have through hole (26); Back up pad (45) and flow piece (46) are arranged in the flow valve body (28), flow piece (46) is arranged between back up pad (45) and the baffle plate (35), described flow piece (46) is a cylinder barrel shaped, and the sidewall of flow piece (46) has lower through-hole (33) with following limbers (34) correspondence position;
Described flow spool (40) comprises three sections right cylinders, the internal diameter coupling of upper and lower two sections diameter and flow valve body (28), the diameter of interlude is less than upper and lower two sections diameter, and the whole longitudinal section of flow spool (40) is I-shaped, wherein is recessed into annular water-flowing trough (41) in the middle part; The top of flow spool (40) is connected by compression spring (39) and flange (25); Upper piston rod (17) passes the settings of flange (25), flow spool (40), back up pad (45), flow piece (46) and baffle plate (35) successively, circumference along upper piston rod (17) has ring groove (43), middle ring groove (32) and following ring groove (50), have center pit (48) along central shaft in the upper piston rod (17), one end opening of center pit (48) is in the bottom of upper piston rod (17), the other end is communicated with last ring groove bottom opening (42), and following ring groove bottom opening (49) is connected with center pit (48);
Described driver part comprises driven plunger cylinder (36), driven plunger (19), middle spacer ring (20), lower piston rod (22); The internal diameter coupling of the external diameter of driven plunger cylinder (36) and support tube (5), and be fixedly installed in the support tube (5); Middle spacer ring (20) is fixed on the lower surface of driven plunger cylinder (36), fixedlys connected with baffle plate (35) bottom of assignment components in the upper surface of driven plunger cylinder (36); Driven plunger (19) is movably arranged in the driven plunger cylinder (36), and driven plunger cylinder 36 bottoms have piston cylinder freeing port (19), and piston cylinder freeing port (19) is corresponding with the position of opening of support tube (5) sidewall; The bottom of upper piston rod (17) is stretched in the driven plunger (19), and is connected with the screw top of lower piston rod (22), fixedlys connected with the sliding plunger (10) in the impact part in the bottom of lower piston rod (22);
Described sampling tube device comprises stopple coupon (14), stopple coupon top cover (24), retaining valve and jump ring (15); The top of stopple coupon (14) is arranged in the stopple coupon sliding eye (11) of impact piston cylinder (10), the external diameter of stopple coupon (14) is less than the diameter of stopple coupon sliding eye (11), stopple coupon top cover (24) is fixedly installed on the upper surface of stopple coupon (14), the diameter coupling of the diameter of stopple coupon top cover (24) and stopple coupon sliding eye (11), stopple coupon (14) can slide along stopple coupon sliding eye (11), spacing by stopple coupon back-up ring (13) simultaneously, the center of stopple coupon top cover (24) has stopple coupon osculum (51);
Described retaining valve comprises retaining valve valve body (53) and retaining valve spool (54); Retaining valve valve body (53) is a cylindrical shape, and its upper surface is open, the center, lower surface has unidirectional valve opening (55); Retaining valve spool (54) is arranged in the retaining valve valve body (53), and the position is corresponding with unidirectional valve opening (55) position, and spring (52) one ends are fixed on the lower surface of stopple coupon top cover (24), and the other end is fixedlyed connected with retaining valve spool (54); The bottom of stopple coupon (14) is conical, and jump ring (15) is arranged on the bottom of stopple coupon (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201203633U CN201397256Y (en) | 2009-05-14 | 2009-05-14 | Sediment sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201203633U CN201397256Y (en) | 2009-05-14 | 2009-05-14 | Sediment sampler |
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| Publication Number | Publication Date |
|---|---|
| CN201397256Y true CN201397256Y (en) | 2010-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201203633U Expired - Lifetime CN201397256Y (en) | 2009-05-14 | 2009-05-14 | Sediment sampler |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101551303B (en) * | 2009-05-14 | 2011-03-16 | 杭州电子科技大学 | A sediment sampler driven by hydrostatic pressure |
| CN102706696A (en) * | 2012-06-28 | 2012-10-03 | 中联重科股份有限公司 | Dry-mixed mortar sampling device and dry-mixed mortar mixer comprising same |
| CN103236277A (en) * | 2013-04-28 | 2013-08-07 | 清华大学 | Sleeve type helium temperature-control sediment sampling device applied to high-temperature gas cooled reactor |
| CN103792106A (en) * | 2012-10-26 | 2014-05-14 | 中国农业大学 | Undisturbed frozen soil sampling apparatus |
| CN104048849A (en) * | 2013-03-13 | 2014-09-17 | 中国科学院生态环境研究中心 | Method and device for water-sediment interface in-situ sampling and fixing |
| CN104458336A (en) * | 2014-10-24 | 2015-03-25 | 浙江省海洋水产研究所 | Automatic suspended sediment sampling system |
| CN103454116B (en) * | 2013-06-18 | 2015-11-25 | 青岛农业大学 | Simple and easy rake shallow water area surface sediment sampler |
| CN106644564A (en) * | 2016-10-12 | 2017-05-10 | 中国地质大学（武汉） | Deep-sea sediment gravity coring test stand and operation method thereof |
| CN107741338A (en) * | 2017-11-24 | 2018-02-27 | 辽宁省水利水电科学研究院 | A kind of dither weak soil sampling system |
| CN114964880A (en) * | 2022-05-26 | 2022-08-30 | 中海石油(中国)有限公司湛江分公司 | Seabed soil sampler |
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2009
- 2009-05-14 CN CN2009201203633U patent/CN201397256Y/en not_active Expired - Lifetime
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101551303B (en) * | 2009-05-14 | 2011-03-16 | 杭州电子科技大学 | A sediment sampler driven by hydrostatic pressure |
| CN102706696A (en) * | 2012-06-28 | 2012-10-03 | 中联重科股份有限公司 | Dry-mixed mortar sampling device and dry-mixed mortar mixer comprising same |
| CN102706696B (en) * | 2012-06-28 | 2014-12-24 | 中联重科股份有限公司 | Dry-mixed mortar sampling device and dry-mixed mortar mixer comprising same |
| CN103792106A (en) * | 2012-10-26 | 2014-05-14 | 中国农业大学 | Undisturbed frozen soil sampling apparatus |
| CN103792106B (en) * | 2012-10-26 | 2016-03-23 | 中国农业大学 | Original state frozen soil sampler |
| CN104048849A (en) * | 2013-03-13 | 2014-09-17 | 中国科学院生态环境研究中心 | Method and device for water-sediment interface in-situ sampling and fixing |
| CN103236277A (en) * | 2013-04-28 | 2013-08-07 | 清华大学 | Sleeve type helium temperature-control sediment sampling device applied to high-temperature gas cooled reactor |
| CN103236277B (en) * | 2013-04-28 | 2015-10-28 | 清华大学 | Be applied to the sleeve type helium temperature-control sediment sampler of high temperature gas cooled reactor |
| CN103454116B (en) * | 2013-06-18 | 2015-11-25 | 青岛农业大学 | Simple and easy rake shallow water area surface sediment sampler |
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| CN104458336B (en) * | 2014-10-24 | 2017-01-11 | 浙江省海洋水产研究所 | Automatic suspended sediment sampling system |
| CN106644564A (en) * | 2016-10-12 | 2017-05-10 | 中国地质大学（武汉） | Deep-sea sediment gravity coring test stand and operation method thereof |
| CN106644564B (en) * | 2016-10-12 | 2019-02-05 | 中国地质大学（武汉） | Halmeic deposit gravity column sampling test platform and operating method |
| CN107741338A (en) * | 2017-11-24 | 2018-02-27 | 辽宁省水利水电科学研究院 | A kind of dither weak soil sampling system |
| CN107741338B (en) * | 2017-11-24 | 2023-06-13 | 辽宁省水利水电科学研究院有限责任公司 | High-frequency vibration soft soil sampling system |
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