CN211978399U

CN211978399U - Different degree of depth sea water sampling device

Info

Publication number: CN211978399U
Application number: CN202020743048.2U
Authority: CN
Inventors: 张文德
Original assignee: Qingdao Huojin Ocean Hi Tech Co ltd
Current assignee: Qingdao Huojin Ocean Hi Tech Co ltd
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2020-11-20
Anticipated expiration: 2030-05-08

Abstract

The utility model relates to the technical field of seawater sampling, in particular to a seawater sampling device with different depths, which solves the defect that the sampling is inaccurate because the seawater in different regions is easy to mix in the existing seawater layered sampling, and comprises a device shell, wherein the outer side of the bottom of the device shell is provided with an air bag, the top of the device shell is also fixed with a speed reduction motor and a winding roller connected with an output shaft of the speed reduction motor through bolts, the outer side of the winding roller is wound with a cable which is connected with a sampling shell through the cable, when the sampling shell is continuously sunk to collect deeper seawater after collecting seawater samples in seawater with a certain depth, because the external pressure is still increased, a piston in a water collecting head which has collected the seawater samples at the moment can be continuously compressed by higher pressure, and the piston can be blocked by a sealing ring in a water inlet groove to prevent the deeper seawater from being injected into a water collecting, the condition that other deep waters seawater samples are mixed can not occur, and the practicability is strong.

Description

Different degree of depth sea water sampling device

Technical Field

The utility model relates to a sea water sampling technical field especially relates to a different degree of depth sea water sampling device.

Background

With the implementation of the national ocean development strategy, people throw more and more attention to the ocean, and the ocean contains abundant mineral resources, marine biological resources and energy, and the ocean research is one of the key points of the world countries. In order to obtain the first hand ocean data, researchers need to sample and analyze different depths of ocean water.

However, when the existing equipment is used for sampling the ocean water quality, the sampled seawater cannot be effectively sealed, so that the sampled seawater is easy to mix with seawater in different depths of areas, the sampled sample is inaccurate, and the accuracy of a water sample analysis result is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the seawater of different regional depths is easily mixed in the current seawater stratified sampling, resulting in the unsafe shortcoming of sampling, and the seawater sampling device of different depths is proposed.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a different degree of depth sea water sampling device, includes the device casing, the bottom outside of device casing is provided with the gasbag, and its top still is fixed with gear motor and the winding roller of being connected with the gear motor output shaft through the bolt, the outside of winding roller is around being equipped with the cable, and it is connected with the sample casing through the cable, the inside of sample casing is provided with three sump pit that catchments respectively, the inboard joint of tip in sump pit has the filter screen, and the sample casing is provided with the head that catchments with the corresponding side in sump pit, the inboard welding of tip of head that catchments has the loop bar, the inside bearing of loop bar is connected with the bull stick and the regulation pole of perpendicular setting, the outside cover of bull stick is equipped with the telescopic link, and the inside of loop bar still is provided with application of force spring and branch respectively, the piston has.

Preferably, one end of the adjusting rod penetrates through the inside of the loop bar, and one end of the adjusting rod extends to the outside of one side of the water collecting head.

Preferably, the adjusting rod is located inside the loop bar, one end of the adjusting rod is sleeved with a driving gear, and the end of the rotating rod is sleeved with a transmission gear meshed with the driving gear.

Preferably, the surface of the rotating rod is provided with threads, and the inner wall of the telescopic rod is provided with thread grooves corresponding to the threads on the surface of the telescopic rod.

Preferably, one end of the force application spring is in contact with the end part of the telescopic rod, and the other end of the force application spring is connected with the end part of the support rod.

Preferably, the water inlet tank that the triangle set up is seted up to the inner wall of water collection head, the gluing of one side inner wall of water inlet tank has the sealing washer.

Preferably, one side of the water collecting bin is provided with a one-way exhaust valve, and the end part of the one-way exhaust valve extends to the outside of one side of the sampling shell.

The utility model has the advantages that:

1. the bottom of the device shell is provided with an air bag which is suspended on the sea surface, and a storage battery in the device shell supplies power to the speed reducing motor so as to drive the winding roller to realize the winding and unwinding operation of the cable.

2. The rotation adjusting rod drives the rotating rod to rotate, so that the telescopic rod which drives the threaded connection stretches and contracts to compress the force application spring, the force application force of the force application spring is adjusted to the piston, the purpose that the adjusting piston bears the pressure from different seawater depths is achieved, and the purpose that the seawater at different depths is sampled is achieved.

3. The piston of the sampling shell body is pushed after being subjected to pressure from seawater, and when the piston passes through the water inlet groove, the seawater can be poured into the interior of the water collecting bin through a gap between the piston and the water inlet groove, and air in the water collecting bin can be discharged through the one-way exhaust valve.

4. After collecting the sea water sample in certain degree of depth sea water, the sample casing continues to sink and collects during darker sea water, because external pressure is still increaseing, the piston can continue to be compressed by bigger pressure in the water head that has collected the sea water sample this moment, and the piston then can be prevented that darker sea water from pouring into the sump, the condition of mixing other degree of depth waters sea water samples can not appear, and the practicality is strong by the sealing washer separation in the intake antrum.

Drawings

Fig. 1 is a schematic structural view of a seawater sampling device with different depths provided by the present invention;

fig. 2 is a schematic cross-sectional structural view of a sampling housing of a seawater sampling device with different depths according to the present invention;

fig. 3 is a partial sectional structural view at a in fig. 2.

In the figure: the device comprises a device shell 1, an air bag 2, a speed reducing motor 3, a sampling shell 4, a winding roller 5, a cable 6, an adjusting rod 7, a water collecting bin 8, a one-way exhaust valve 9, a balancing weight 10, a water collecting head 11, a water inlet tank 12, a loop bar 13, a supporting rod 14, a piston 15, a filter screen 16, a rotating rod 17, an expansion rod 18 and a force application spring 19.

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.

Referring to fig. 1-3, a different depth sea water sampling device comprises a device shell 1, an air bag 2 is arranged at the outer side of the bottom of the device shell 1, a speed reduction motor 3 and a winding roller 5 connected with an output shaft of the speed reduction motor 3 are fixed at the top of the device shell through bolts, a cable 6 is wound at the outer side of the winding roller 5 and connected with a sampling shell 4 through the cable 6, three water collecting bins 8 are respectively arranged inside the sampling shell 4, a filter screen 16 is clamped at the inner side of the end part of each water collecting bin 8, a water collecting head 11 is arranged at the corresponding side of the sampling shell 4 and the water collecting bin 8, a loop bar 13 is welded at the inner side of the end part of the water collecting head 11, an inner bearing of the loop bar 13 is connected with a vertically arranged rotating bar 17 and an adjusting bar 7, a telescopic rod 18 is sleeved outside the rotating bar 17, a force application spring 19, the end part of the sampling shell 4 is also provided with a balancing weight 10;

the inside of loop bar 13 is run through to the one end of adjusting pole 7, and the one end of adjusting pole 7 extends to one side outside of collecting water head 11, it has cup jointed the driving gear to adjust pole 7 to be located the inside one end outside of loop bar 13, the tip outside of bull stick 17 has cup jointed the drive gear with driving gear engagement, the surface of bull stick 17 is equipped with the screw thread, the thread groove that corresponds rather than surperficial screw thread is seted up to the inner wall of telescopic link 18, the one end of application of force spring 19 and the tip contact of telescopic link 18, the other end of application of force spring 19 and the end connection of branch 14, the intake chamber 12 that the triangle set up is seted up to the inner wall of collecting water head 11, one side inner wall gluing of intake chamber 12 has the sealing washer, one-way discharge valve 9 has been seted.

In this embodiment, the airbag 2 is disposed at the bottom of the apparatus casing 1 to be suspended on the sea surface, and the reduction motor 3 is powered by the battery inside the apparatus casing 1 to drive the winding roller 5 to realize the winding and unwinding operation of the cable 6.

Connect sample casing 4 at 6 end connections of cable, set up storehouse 8 that catchments in the inside of sample casing 4, and set up water collection head 11 in its one side, set up loop bar 13 in water collection head 11's inside, and connect perpendicular regulation pole 7 and the bull stick 17 that sets up at the inside bearing of loop bar 13, it drives the bull stick 17 rotation to rotate regulation pole 7, thereby make its telescopic link 18 that drives threaded connection stretch out and draw back and compress application of force spring 19, adjust application of force spring 19 and give piston 15 application of force dynamics, thereby reach and adjust piston 15 and bear and come from different sea water depth pressure, thereby reach and realize carrying out the sample operation to the sea water of the different degree of depth.

After the piston 15 of the sampling shell 4 is subjected to the pressure from the seawater, the piston 15 is pushed, and when the piston passes through the water inlet groove 12, the seawater can be poured into the inside of the water collecting bin 8 through a gap between the piston 15 and the water inlet groove 12, and the air in the water collecting bin 8 can be discharged through the one-way exhaust valve 9.

After collecting the sea water sample in certain degree of depth sea water, sample casing 4 continues to sink and collects during darker sea water, because external pressure is still increaseing, piston 15 can continue to be compressed by bigger pressure in the collection head 11 that has collected the sea water sample this moment, and piston 15 then can be by the sealing washer separation in intake antrum 12, prevents that darker sea water from pouring into sump 8, the condition of mixing other degree of depth waters sea water samples can not appear, and the practicality is strong.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a different degree of depth sea water sampling device, includes device casing (1), its characterized in that, the bottom outside of device casing (1) is provided with gasbag (2), and its top still is fixed with gear motor (3) through the bolt and with gear motor (3) output shaft's wire winding roller (5), the outside of wire winding roller (5) is around being equipped with cable (6), and it is connected with sample casing (4) through cable (6), the inside of sample casing (4) is provided with three sump (8) respectively, the inboard joint of tip of sump (8) has filter screen (16), and the corresponding side of sample casing (4) and sump (8) is provided with water collecting head (11), the inboard welding of tip of water collecting head (11) has loop bar (13), the internal bearing of loop bar (13) is connected with perpendicular bull stick (17) and regulation pole (7) that set up, the outside cover of bull stick (17) is equipped with telescopic link (18), and the inside of loop bar (13) still is provided with application of force spring (19) and branch (14) respectively, piston (15) have been cup jointed to the tip of branch (14), and balancing weight (10) are still installed to the tip of sample casing (4).

2. The different depth seawater sampling device of claim 1, wherein one end of the adjusting rod (7) penetrates through the inside of the loop bar (13), and one end of the adjusting rod (7) extends to one side outside of the water collecting head (11).

3. The seawater sampling device with different depths as claimed in claim 1, wherein a driving gear is sleeved outside one end of the adjusting rod (7) positioned inside the loop bar (13), and a transmission gear meshed with the driving gear is sleeved outside the end part of the rotating rod (17).

4. The seawater sampling device with different depths as claimed in claim 1, wherein the surface of the rotating rod (17) is provided with threads, and the inner wall of the telescopic rod (18) is provided with thread grooves corresponding to the threads on the surface.

5. The different depth seawater sampling device of claim 1, wherein one end of the force application spring (19) is in contact with the end of the telescopic rod (18), and the other end of the force application spring (19) is connected with the end of the strut (14).

6. The different depth sea water sampling device of claim 1, wherein the inner wall of the water collecting head (11) is provided with a water inlet groove (12) in a triangular arrangement, and a sealing ring is glued on the inner wall of one side of the water inlet groove (12).

7. The seawater sampling device with different depths as claimed in claim 1, wherein one side of the water collecting bin (8) is provided with a one-way exhaust valve (9), and the end of the one-way exhaust valve (9) extends to the outside of one side of the sampling shell (4).