CN217819552U

CN217819552U - Sampler for deep sea

Info

Publication number: CN217819552U
Application number: CN202221529576.3U
Authority: CN
Inventors: 张韵韵
Original assignee: Shanghai Jiaotong University Zhonghailong Underwater Defense Research Center Co ltd
Current assignee: Shanghai Jiaotong University Zhonghailong Underwater Defense Research Center Co ltd
Priority date: 2022-06-20
Filing date: 2022-06-20
Publication date: 2022-11-15
Anticipated expiration: 2032-06-20

Abstract

The utility model discloses a sampler for deep sea, including solid fixed ring, the bottom rigid coupling through four connecting rods and spliced pole in the fixed ring, cable connector and cable rigid coupling are passed through on the top of spliced pole, there are a plurality of samplers through the mount pad rigid coupling on solid fixed ring's the outer wall, automatic sampling subassembly is installed at the top of sampler barrel, the inside of sampler barrel is equipped with the sample cavity, the motor is installed at the interior top of sample cavity, the output shaft of motor and the top rigid coupling of double-screw bolt, the bottom screwed connection of double-screw bolt has the barrel, the bottom rigid coupling of barrel has the piston, the piston activity is in the sample cavity, this sampler for deep sea, be different from prior art, can carry out sample work automatically, need not artificially to control, it is more convenient to use, can carry out disposable sample work simultaneously to the sea water of the different degree of depth, need not to repeat sample work many times, the sample degree of difficulty has been reduced, can ensure to spill the inside sea water of in-process sample cavity, the leakproofness is improved.

Description

Sampler for deep sea

Technical Field

The utility model relates to a sampler technical field specifically is a sampler for deep sea.

Background

The ocean is the origin of human life, and the abundant water resources, mineral resources and biological resources support the continuous development of human beings. Due to the special properties of poor visibility, large water pressure, complex terrain and the like in deep sea, human beings have serious insufficient cognition on deep sea, and many unknown mysteries exist in deep sea, such as: the living environment of deep sea life bodies, the material energy exchange mode between organisms and the environment, the influence of a deep sea hydrothermal system on mineral resources and biological resources and the like, and in order to solve the scientific problems, a deep sea water sample needs to be sampled and analyzed.

At present, current sea water sampler simple structure, after reaching the required sea water degree of depth of sample, can not carry out the sample work automatically, use inconvenient, be difficult to simultaneously once only carry out the automatic sample work to the sea water of the different degree of depth, need repeatedly carry out sample work many times, increased the sample degree of difficulty, for this reason, we propose a sampler for deep sea.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sampler for deep sea to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a sampler for deep sea, including solid fixed ring, the bottom rigid coupling through four connecting rods and spliced pole in the fixed ring, cable connector and cable rigid coupling are passed through on the top of spliced pole, there are a plurality of sampler barrels through the mount pad rigid coupling on solid fixed ring's the outer wall, automatic sampling component is installed at the top of sampler barrel, the inside of sampler barrel is equipped with the sample cavity, the motor is installed at the interior top of sample cavity, the output shaft of motor and the top rigid coupling of double-screw bolt, the bottom screwed connection of double-screw bolt has the barrel, the bottom rigid coupling of barrel has the piston, the piston activity is in the sample cavity, the bottom of sampler barrel is equipped with the water inlet, the screen panel is installed to the bottom of water inlet, be provided with seal assembly in the water inlet.

As preferred, automatic sampling subassembly is including installing stand one and stand two at the sampler barrel top, it has the slip cap to slide on the outer wall of stand one, stand one outer wall is in the equal rigid coupling in position department of slip cap top and below and has the spacing ring, the outer wall rigid coupling of slip cap and buoyancy piece, the bottom of buoyancy piece has sampling switch through the dead lever rigid coupling, sampling switch and motor electric connection, it has the adjusting collar to slide on the outer wall of stand two, the one end rigid coupling of adjusting collar has the briquetting, the briquetting is directly over sampling switch, the other end screwed connection of adjusting collar is on adjusting screw, adjusting screw's top is rotated and is connected top and the rigid coupling at stand two and has the turning handle, adjusting screw's bottom is passed through the bearing frame and is rotated and is connected on the lateral wall of stand two.

Preferably, the outer wall of the top end of the screw barrel is provided with two bulges, and the two bulges slide on a limiting rod fixed inside the sampling barrel.

Preferably, a travel switch is mounted in the sampling cylinder at a position close to the motor.

Preferably, the sealing assembly comprises a sealing plug elastically and movably connected to the inside of the water inlet through a spring, the sealing plug is provided with a plurality of through holes, and the through holes are located at positions, close to the inside of the side wall, of the water inlet.

Preferably, the outer wall of the sampling cylinder, which is close to the bottom end, is connected with a water outlet pipe, and a valve is mounted on the water outlet pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model is different from the prior art, when reaching the required sea water degree of depth of sample, can carry out sample work automatically, need not artificially to control, it is more convenient to use, adjust the briquetting of all the other sampler tubes to different heights respectively, because the buoyancy piece is in the suspension height the same in the sea water, when the height of briquetting is different, the sea water degree of depth that the sampler tube was taken a sample is then different, and then can carry out disposable sample work simultaneously to the sea water of the different degree of depth, need not the repeated sample work of going on many times, the sample degree of difficulty has been reduced, at last under seal assembly's effect, when whole sampling device dredges for from the sea water, it is in tightly extrudeing the water inlet to push under the spring action of spring, the through-hole is plugged up by the inner wall of water inlet, can ensure can not spill at the inside sea water of the in-process sample cavity of dragging for, and improve the leakproofness.

Drawings

Fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic structural view of each part on a single sampling tube of the present invention;

FIG. 3 is a schematic structural view of the automatic sampling assembly of the present invention;

fig. 4 is a schematic structural view of the sampling tube of the present invention after being cut away;

fig. 5 is an enlarged schematic structural view of a portion a in fig. 4 according to the present invention.

In the figure: 1. a fixing ring; 2. a connecting rod; 3. connecting columns; 4. a cable connector; 5. a cable; 6. a sampling tube; 7. an automatic sampling assembly; 71. a first upright post; 72. a sliding sleeve; 73. a limiting ring; 74. a buoyancy block; 75. fixing the rod; 76. a sampling switch; 77. a second upright post; 78. an adjusting sleeve; 79. briquetting; 710. adjusting the screw rod; 711. a bearing seat; 712. a handle is rotated; 8. a motor; 9. a stud; 10. a screw cylinder; 11. a piston; 12. a protrusion; 13. a limiting rod; 14. a travel switch; 15. a water inlet; 16. a seal assembly; 1601. a spring; 1602. a sealing plug; 1603. a through hole; 17. a mesh enclosure; 18. a water outlet pipe; 19. and (4) a valve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a sampler for deep sea comprises a fixing ring 1, the fixing ring 1 is fixedly connected with the bottom end of a connecting column 3 through four connecting rods 2, the top end of the connecting column 3 is fixedly connected with a cable 5 through a cable connector 4, the outer wall of the fixing ring 1 is fixedly connected with a plurality of sampling cylinders 6 through mounting seats, automatic sampling assemblies 7 are mounted at the tops of the sampling cylinders 6, sampling chambers are arranged inside the sampling cylinders 6, a motor 8 is mounted at the inner tops of the sampling chambers, an output shaft of the motor 8 is fixedly connected with the top end of a stud 9, the bottom end of the stud 9 is spirally connected with a barrel 10, a piston 11 is fixedly connected to the bottom end of the barrel 10, the piston 11 moves in the sampling chambers, a water inlet 15 is formed in the bottom end of the sampling cylinder 6, a mesh cover 17 is mounted at the bottom end of the water inlet 15, and a sealing assembly 16 is arranged in the water inlet 15; the design of the mesh enclosure 17 avoids the problem of blockage caused by impurities entering the water inlet 15 during sampling.

Further, the automatic sampling assembly 7 comprises a first upright post 71 and a second upright post 77 which are installed at the top of the sampling cylinder 6, a sliding sleeve 72 is arranged on the outer wall of the first upright post 71 in a sliding manner, limiting rings 73 are fixedly connected at positions, above and below the sliding sleeve 72, of the outer wall of the first upright post 71, the sliding sleeve 72 is fixedly connected with the outer wall of the buoyancy block 74, the bottom of the buoyancy block 74 is fixedly connected with a sampling switch 76 through a fixing rod 75, the sampling switch 76 is electrically connected with the motor 8, an adjusting sleeve 78 is arranged on the outer wall of the second upright post 77 in a sliding manner, one end of the adjusting sleeve 78 is fixedly connected with a pressing block 79, the pressing block 79 is arranged right above the sampling switch 76, the other end of the adjusting sleeve 78 is spirally connected onto an adjusting screw 710, the top end of the adjusting screw 710 is rotatably connected to the top of the second upright post 77 and is fixedly connected with a rotating handle 712, and the bottom end of the adjusting screw 710 is rotatably connected to the side wall of the second upright post 77 through a bearing seat 711; when the required sea water degree of depth of sample is reached, can carry out the sample work automatically, need not artificially to control, it is more convenient to use.

Furthermore, two bulges 12 are arranged on the outer wall of the top end of the screw cylinder 10, and the two bulges 12 slide on a limiting rod 13 fixed inside the sampling cylinder 6; the stability of the screw barrel 10 during the up-and-down movement is maintained.

Further, a travel switch 14 is arranged in the sampling cylinder 6 at a position close to the motor 8; and is used for stopping the motor 8 after sampling is finished.

Further, the sealing assembly 16 includes a sealing plug 1602 elastically movably connected to the inside of the water inlet 15 through a spring 1601, the sealing plug 1602 is provided with a plurality of through holes 1603, and the through holes 1603 are located at positions of the water inlet 15 close to the inside of the side wall; when the whole sampling device is fished up from seawater, the sealing plug 1602 is pushed to be tightly extruded in the water inlet 15 under the elastic action of the spring 1601, the through hole 1603 is blocked by the inner wall of the water inlet 15, the seawater in the sampling chamber can be prevented from leaking in the fishing up process, and the sealing performance is improved.

Furthermore, the outer wall of the sampling cylinder 6 close to the bottom end is connected with a water outlet pipe 18, and a valve 19 is arranged on the water outlet pipe 18; the seawater sample in the sampling chamber is convenient to take out.

In the scheme, when the device is used, the device is connected with a ship body through a cable 5, a fixing ring 1 and a plurality of sampling cylinders 6 are thrown into the deep sea, at the moment, a buoyancy block 74 is subjected to the buoyancy effect of seawater, the suspension height in the seawater is kept, when the sampling cylinders 6 are lowered to the sampling depth of the deep sea, the sampling cylinders 6 drive a pressing block 79 to descend through a second upright post 77, when the pressing block 79 is abutted to a sampling switch 76, the sampling cylinders 6 reach the sampling depth, a motor 8 is started and drives a stud 9 to rotate, the stud 9 enables a piston 11 to move upwards through the spiral effect of a screw cylinder 10, then seawater is extracted to enter a sampling cavity through a water inlet 15, after the top ends of the screw cylinders 10 are abutted to a travel switch 14, the motor 8 stops working, the sampling of the single sampling cylinder 6 is completed, when the seawater depth required by sampling is reached, the sampling work can be automatically carried out, manual operation and control is not needed, and the use is more convenient, the adjusting screw 710 is automatically driven to rotate through the rotating handle 712, the adjusting screw 710 drives the pressing block 79 to move through the adjusting sleeve 78, so that the height of the pressing block 79 is adjusted, the pressing blocks 79 of the rest sampling cylinders 6 are respectively adjusted to different heights, because the floating height of the buoyancy block 74 in seawater is the same, when the heights of the pressing blocks 79 are different, the depths of seawater sampled by the sampling cylinders 6 are different, further, the seawater at different depths can be simultaneously sampled at one time, repeated sampling work is not needed, the sampling difficulty is reduced, finally, under the action of the sealing assembly 16, when the whole sampling device is fished out from the seawater, the sealing plug 1602 is pushed under the elastic force of the spring 1601 to be tightly extruded in the water inlet 15, the through hole 1603 is blocked by the inner wall of the water inlet 15, and the seawater in the sampling chamber can be ensured not to leak in the fishing process, the sealing performance is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Sampler for deep sea comprising a fixed ring (1), characterized in that: the bottom rigid coupling through four connecting rods (2) and spliced pole (3) in solid fixed ring (1), cable connector (4) and cable (5) rigid coupling are passed through on the top of spliced pole (3), there are a plurality of sampler barrels (6) through the mount pad rigid coupling on the outer wall of solid fixed ring (1), automatic sampling subassembly (7) are installed at the top of sampler barrel (6), the inside of sampler barrel (6) is equipped with the sample cavity, motor (8) are installed at the interior top of sample cavity, the output shaft of motor (8) and the top rigid coupling of double-screw bolt (9), the bottom screwed connection of double-screw bolt (9) has barrel (10), the bottom rigid coupling of barrel (10) has piston (11), piston (11) activity is in the sample cavity, the bottom of sampler barrel (6) is equipped with water inlet (15), screen panel (17) are installed to the bottom of water inlet (15), be provided with seal assembly (16) in water inlet (15).

2. A sampler for deep sea according to claim 1, characterized in that: automatic sampling subassembly (7) are including installing stand one (71) and stand two (77) at sampler barrel (6) top, it has slip cap (72) to slide on the outer wall of stand one (71), the equal rigid coupling in position department of stand one (71) outer wall in slip cap (72) top and below has spacing ring (73), slip cap (72) and the outer wall rigid coupling of buoyancy piece (74), the bottom of buoyancy piece (74) has sample switch (76) through dead lever (75) rigid coupling, sample switch (76) and motor (8) electric connection, it has adjusting collar (78) to slide on the outer wall of stand two (77), the one end rigid coupling of adjusting collar (78) has briquetting (79), briquetting (79) are directly over sample switch (76), the other end screw connection of adjusting collar (78) is on adjusting screw (710), the top of adjusting screw (710) is rotated and is connected at the top of stand two (77) and is had turning handle (712), the bottom of adjusting screw (710) is rotated through bearing frame (711) and is connected on the lateral wall of stand two (77).

3. A sampler for deep sea according to claim 1, characterized in that: the outer wall on barrel (10) top is equipped with two arch (12), and two arch (12) all slide on being fixed in gag lever post (13) inside sampling tube (6).

4. A sampler for deep sea according to claim 1, characterized in that: and a travel switch (14) is arranged at a position close to the motor (8) in the sampling tube (6).

5. A sampler for deep sea according to claim 1, characterized in that: the sealing assembly (16) comprises a sealing plug (1602) which is elastically movably connected to the inside of the water inlet (15) through a spring (1601), a plurality of through holes (1603) are formed in the sealing plug (1602), and the through holes (1603) are located at the positions, close to the inside of the side wall, of the water inlet (15).

6. A sampler for deep sea according to claim 1, characterized in that: the outer wall of the sampling cylinder (6) close to the bottom end is connected with a water outlet pipe (18), and a valve (19) is mounted on the water outlet pipe (18).