CN112763265B - Seawater quality sampling device with different depths for ocean monitoring - Google Patents
Seawater quality sampling device with different depths for ocean monitoring Download PDFInfo
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- CN112763265B CN112763265B CN202011547484.3A CN202011547484A CN112763265B CN 112763265 B CN112763265 B CN 112763265B CN 202011547484 A CN202011547484 A CN 202011547484A CN 112763265 B CN112763265 B CN 112763265B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/10—Devices for withdrawing samples in the liquid or fluent state
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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- Y02A20/20—Controlling water pollution; Waste water treatment
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Abstract
The invention relates to the technical field of seawater sampling, in particular to a seawater quality sampling device with different depths for ocean monitoring, which comprises a base, wherein mounting frames are fixedly arranged at the bottom ends of two sides of the base through bolts, a rotating seat is fixedly arranged at the upper end of the base, a rotating disc is arranged in the rotating seat, symmetrical mounting plates are fixedly arranged on the upper end face of the rotating disc, a cable winding roller is rotatably connected between the two mounting plates, a supporting frame is fixedly arranged on the mounting plates, a pulley is arranged at one end of the supporting frame, far away from the mounting plates, of the cable winding roller is wound with a cable, the cable is wound on the pulley, one end, far away from the cable winding roller, of the cable is fixedly connected with a sampler through a connecting block, and a balancing weight is fixedly arranged at the bottom end of the sampler. The seawater quality sampling device with different depths for ocean monitoring is reasonable in structure, can sample seawater with different depths at one time, and is lower in production cost, better in practicality and safer.
Description
Technical Field
The invention relates to the technical field of seawater sampling, in particular to a seawater quality sampling device with different depths for ocean monitoring.
Background
The total area of the ocean on the earth surface is about 3.6 hundred million square kilometers, which occupies 71% of the earth surface area, and the deep sea area is reserved with abundant oil and gas resources, such as petroleum and natural gas, which is the most potential strategic resource base which is not fully known and utilized by human beings on the earth, and along with the aggravation of energy problems, the importance of deep sea energy development and research is also gradually raised, the sampling of sea water is the first step of searching and exploring ocean oil and gas resources and microorganism resources, and in addition, in the problem of ocean pollution, the sampling of sea water quality in sea areas with different depths is also the basis for detecting ocean pollution.
Seawater pressure refers to the force imparted by a column of seawater at a height to an area of 1 square centimeter at its bottom. The usual symbol P denotes, in dyne/cm 2 or pa (1 bar=106 dyne/cm 2); the ground standard atmospheric pressure is equal to 1.0135X10A 5 Pa and also equal to 1.03323 kg/cm 2, i.e. a pressure of 76 cm Hg. If the density of seawater is 1.03 g/cm 3, one atmosphere corresponds to a water depth of 10.03 meters according to the hydrostatic formula. In other words, about one atmosphere is increased for every 10 meters of increased water depth. The unit of pressure is usually 1 "Pa", i.e. 0.1 Pa. The meters of seawater depth and the pressure in Pa are substantially equal in value.
However, when the existing seawater quality sampling device in the current market is used, seawater with different depths cannot be sampled once, the sampler needs to be put into the sea for sampling for many times, the sampling efficiency is low, the loss degree of the sampler is large, and therefore the seawater quality sampling device with different depths for ocean monitoring is designed.
Disclosure of Invention
In order to solve the technical problems, the invention provides a seawater quality sampling device with different depths for ocean monitoring, which aims to solve the problems that when the prior seawater quality sampling device is used, seawater with different depths cannot be sampled at one time, a sampler needs to be put into the sea for sampling for many times, the sampling efficiency is low, and the consumption degree of the sampler is large.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a sea water sampling device that degree of depth is different for ocean monitoring, includes the base, base both sides bottom is through bolt fixed mounting has the mounting bracket, and base upper end fixed mounting has the rotation seat, the right side fixedly mounted of rotation seat has control panel, control panel's one end is from rotating the seat to the base slope setting, it has the rolling disc to rotate seat internally mounted, the up end fixed mounting of rolling disc has symmetrical mounting panel, two rotate between the mounting panel and be connected with cable take-up roller, and fixed mounting has the support frame on the mounting panel, the pulley is installed to the one end that the mounting panel was kept away from to the support frame, the cable is coiled and is equipped with the cable on the cable take-up roller, the cable is coiled and is established on the pulley, and the one end that keeps away from cable take-up roller of cable is through connecting block fixedly connected with sampler, the bottom fixed mounting of sampler has the balancing weight.
Preferably, a motor is fixedly arranged at the upper end of the rotating disc, a first driving wheel is fixedly connected with the output end of the motor, a second driving wheel coaxial with the cable winding roller is fixedly arranged on the cable winding roller, and the first driving wheel is connected with the second driving wheel through a driving belt.
Preferably, the base is fixedly provided with a rotating sleeve in a penetrating manner, a rotating rod is arranged in the rotating sleeve, the upper end of the rotating rod is fixedly connected to the center of the rotating disc, and the bottom end of the rotating rod is fixedly provided with a handle.
Preferably, the vertical logical groove has been seted up on the right side of base, and is provided with the pull rod in leading to the inslot, and has seted up two jacks on the pull rod, and the bottom of base has been seted up horizontal slide bar groove and is located the right side of leading to the groove, and slide bar inslot portion transversely installs the slide bar, and sliding connection has the movable block on the slide bar, and the preceding terminal surface fixed mounting of movable block has the movable rod, and the cover is equipped with third spring fixed connection between slide bar groove and movable block on the slide bar, and the bottom of movable block is connected with the inserted bar, and the bottom fixed mounting of base has solid fixed ring, and the left end of inserted bar runs through in solid fixed ring grafting in the jack.
Preferably, sliding blocks are fixedly arranged on the inner walls of the two sides of the rotating seat, sliding grooves are formed in the outer side walls of the rotating disc, fixing grooves are uniformly formed in the circumferential edges of the bottom end of the rotating disc, and the sliding blocks and the rotating disc form a sliding structure through the sliding grooves.
Preferably, the inside first sampling chamber, the second sampling chamber, the third sampling chamber that has set gradually downwards of sampler, the right side top in first sampling chamber, the second sampling chamber, the third sampling chamber is seted up and is imported and exported, and import and export the inside that all is provided with the filter screen, and the fixed orifices has been seted up at the import and export in the top in first sampling chamber, and the seal groove has all been seted up at the import and export in second sampling chamber and the third sampling chamber top, and the hollow tank is located the below of import and export has all been vertically seted up to the right side wall in first sampling chamber, the second sampling chamber, the movable plate is installed to the right side wall in third sampling chamber, and the movable plate is vertically installed in the hollow tank, and the top of movable plate is through hole and import and export bottom parallel and level, and movable plate bottom fixed mounting has the movable block, and the cover is equipped with fourth spring fixed mounting in the space between hollow tank and the movable block on the movable plate, and the water inlet has been seted up to the right side bottom of hollow tank, and the right side of hollow tank is provided with stop gear and the bottom fixed mounting of movable block has the stay wire, and keep away from the one end of movable block and extend to the sealing plate fixed connection of movable block, and import and export in second sampling chamber and export in the third sealing plate.
Preferably, stop gear is including piston cylinder, telescopic link, compression spring, piston, stay cord, fixed pulley, stopper, slider groove, spacing groove, first spring, recess, fixture block, second spring, ring channel, fixed block and bull stick, the equal fixed mounting in right side of first sampling chamber, second sampling chamber, third sampling chamber has a piston cylinder, and top fixed mounting has the telescopic link in the piston cylinder, and the bottom fixed mounting of telescopic link has the piston, and the telescopic link upper cover is equipped with compression spring fixed mounting between piston cylinder and piston, and the right side outer wall fixed mounting of sampler has fixed pulley, and set up the spacing groove on the cell wall of sampler, and the tank bottom fixed mounting of spacing groove has first spring, and the other end fixedly connected with stopper of first spring, and the stopper is kept away from the one end of first spring and is passed the notch of spacing groove and outwards extend, and right-hand member fixedly connected with the stay cord, and the other end of stay cord bypasses fixed pulley fixed connection on the piston, and the lateral wall of stopper right-hand member position on the symmetry fixedly connected with slider, and the corresponding cell wall of spacing groove has fixed pulley, and set up fixed pulley fixed mounting has fixed pulley on the side wall, and the corresponding to the slider has the top wall of spacing groove, and the corresponding to the second side wall fixed mounting has the slider, the top wall of the side of the annular groove has, the recess has, the outside is fixed groove has, the top groove has the fixed groove, the bottom groove has, the fixed groove has the stopper, and the top groove, and the stopper has.
The invention provides a seawater quality sampling device with different depths for ocean monitoring, which has the following beneficial effects:
1. this sea water quality sampling device that degree of depth is different for ocean monitoring, the pressure spring of the different stiffness coefficient that the sampler passes through stop gear inside setting, relies on the pressure of different degree of depth sea water, opens in proper order its sampling chamber and closes, can be to the automatic collection of different degree of depth sea water, compares in prior art, and the production of sampler is simpler, also can realize once only the sample to different degree of depth sea water, and manufacturing cost is lower and the practicality is better, safer.
2. This sea water quality sampling device that degree of depth is different for ocean monitoring, when the sampler is put into the sea decline and is met the barrier, through the rolling disc that sets up, handle, dwang, rotating sleeve, fixed slot, pull rod, jack, logical groove, inserted bar, solid fixed ring, movable block, slide bar groove, third spring and slide bar mutually support and use, make it meet when blocking at the in-process that the sampler descends, can carry out horizontal displacement in current position, can not influence the sea water collection of different degree of depth, guarantee its work efficiency.
Drawings
Fig. 1 is a schematic diagram of the front view of the present invention.
Fig. 2 is an enlarged schematic view of the structure of fig. 1 according to the present invention.
Fig. 3 is a schematic top view of the rotating base of the present invention.
Fig. 4 is a schematic cross-sectional view of a rotating disc according to the present invention.
Fig. 5 is a schematic structural diagram of a sampler according to the present invention.
Fig. 6 is an enlarged schematic view of the structure of fig. 5 at B according to the present invention.
Fig. 7 is a schematic structural view of a limiting mechanism of the present invention.
Fig. 8 is an enlarged schematic view of the structure of fig. 7 at C in accordance with the present invention.
In fig. 1 to 8, the correspondence between the component names and the reference numerals is: 1-base, 2-mounting rack, 3-control panel, 4-rotating seat, 5-motor, 6-first driving wheel, 7-rotating disk, 8-mounting plate, 9-driving belt, 10-second driving wheel, 11-cable take-up roller, 12-cable, 13-supporting frame, 14-pulley, 15-sampler, 16-balancing weight, 17-handle, 18-rotating rod, 19-rotating sleeve, 20-sliding block, 21-sliding groove, 22-first sampling cavity, 23-second sampling cavity, 24-third sampling cavity, 25-fixed port, 26-inlet and outlet, 27-filter screen, 28-pull wire, 29-sealing plate, 30-sealing groove, 31-limiting mechanism, 3101-piston cylinder 3102-telescoping rod, 3103-pressure spring, 3104-piston, 3105-pull cord, 3106-fixed pulley, 3107-stopper, 3108-slider, 3109-slider slot, 3110-stopper slot, 3111-first spring, 3112-groove, 3113-clip, 3114-second spring, 3115-annular slot, 3116-fixed block, 3117-rotating rod, 32-movable block, 33-fixed slot, 34-pull rod, 35-jack, 36-through slot, 37-insert rod, 38-fixed ring, 39-movable block, 40-slide rod slot, 41-third spring, 42-slide rod, 43-movable plate, 44-fourth spring, 45-hollow slot, 46-water inlet.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by those skilled in the art without making any inventive effort based on the embodiments of the present invention are within the scope of protection of the present invention.
Referring to fig. 1 to 8, in the embodiment of the invention, the seawater quality sampling device with different depths for ocean monitoring comprises a base 1, wherein installation frames 2 are fixedly installed at the bottom ends of two sides of the base 1 through bolts, a rotating seat 4 is fixedly installed at the upper end of the base 1, a control panel 3 is fixedly installed on the right side of the rotating seat 4, one end of the control panel 3 is obliquely arranged from the rotating seat 4 to the base 1, a rotating disc 7 is installed in the rotating seat 4, symmetrical installation plates 8 are fixedly installed on the upper end surfaces of the rotating disc 7, a cable winding roller 11 is rotatably connected between the installation plates 8, a supporting frame 13 is fixedly installed on the installation plates 8, a pulley 14 is installed at one end, far away from the installation plates 8, of the supporting frame 13, a cable 12 is wound on the cable winding roller 11, one end, far away from the cable winding roller 11, of the cable 12 is fixedly connected with a sampler 15 through a connecting block, and the bottom end of the sampler 15 is fixedly provided with a balancing weight 16.
In this embodiment, a motor 5 is fixedly mounted at the upper end of a rotating disc 7, a first driving wheel 6 is fixedly connected to the output end of the motor 5, a second driving wheel 10 coaxial with the first driving wheel 10 is fixedly mounted on a cable winding roller 11, and the first driving wheel 6 and the second driving wheel 10 are connected through a driving belt 9, so that winding and unwinding of a cable 12 can be realized.
In this embodiment, a rotating sleeve 19 is fixedly installed on the base 1 in a penetrating manner, a rotating rod 18 is arranged in the rotating sleeve 19, the upper end of the rotating rod 18 is fixedly connected to the center of the rotating disc 7, and a handle 17 is fixedly installed at the bottom end of the rotating rod 18, so that the sampling direction can be adjusted.
In this embodiment, the right side of the base 1 is provided with a vertical through slot 36, a pull rod 34 is disposed in the through slot 36, two insertion holes 35 are disposed on the pull rod 34, a transverse sliding rod slot 40 is disposed at the right side of the through slot 36 at the bottom end of the base 1, a sliding rod 42 is transversely mounted in the sliding rod slot 40, a moving block 39 is slidingly connected to the sliding rod 42, a moving rod is fixedly mounted at the front end surface of the moving block 39, a third spring 41 is sleeved on the sliding rod 42 and fixedly connected between the sliding rod slot 40 and the moving block 39, an inserting rod 37 is connected at the bottom end of the moving block 39, a fixing ring 38 is fixedly mounted at the bottom end of the base 1, and the left end of the inserting rod 37 is inserted into the insertion holes 35 in a penetrating manner in the fixing ring 38, so that the sliding rod has good fixity and is prevented from shifting in the working process.
In this embodiment, the sliding blocks 20 are fixedly installed on the inner walls of the two sides of the rotating seat 4, the sliding grooves 21 are formed in the outer side walls of the rotating disc 7, the fixed grooves 33 are uniformly formed in the circumferential edges of the bottom end of the rotating disc 7, and the sliding blocks 20 and the rotating disc 7 form a sliding structure through the sliding grooves 21, so that when the sliding blocks are blocked in the descending process of the sampler 15, horizontal displacement can be performed at the current position, seawater collection of different depths cannot be influenced, and the working efficiency of the sliding blocks is guaranteed.
In the embodiment, a first sampling cavity 22, a second sampling cavity 23 and a third sampling cavity 24 are sequentially arranged in the sampler 15 downwards, an inlet and an outlet 26 are respectively formed in the top of the right side of the first sampling cavity 22, the second sampling cavity 23 and the third sampling cavity 24, a filter screen 27 is respectively arranged in the inlet and the outlet 26, a fixed port 25 is formed in the top of the inlet and the outlet 26 of the first sampling cavity 22, a sealing groove 30 is respectively formed in the top of the inlet and the outlet 26 of the second sampling cavity 23 and the third sampling cavity 24, hollow grooves 45 are respectively and vertically formed in the right side walls of the first sampling cavity 22, the second sampling cavity 23 and the third sampling cavity 24 and are positioned below the inlet and the outlet 26, a movable plate 43 is vertically arranged in the hollow grooves 45, the top ends of the movable plates 43 are flush with the bottom of the inlet and the outlet 26 through holes, the movable plate 43 bottom fixed mounting has movable block 32, the cover is equipped with fourth spring 44 fixed mounting on movable plate 32 between hollow tank 45 and movable block 32, water inlet 46 has been seted up to hollow tank 45's right side bottom, hollow tank 45's right side is provided with stop gear 31 and is located movable block 32's top, movable block 32's bottom fixed mounting has the stay wire 28, the one end that the stay wire 28 kept away from movable block 32 extends to seal groove 30 fixedly connected with closing plate 29, closing plate 29 sets up the import and export 26 at second sampling chamber 23 and the import and export 26 of third sampling chamber 24, make it can realize once only taking a sample to the sea water of different degree of depth, manufacturing cost is lower and the practicality is better, it is safer.
In this embodiment, the limiting mechanism 31 includes a piston cylinder 3101, a telescopic rod 3102, a pressure spring 3103, a piston 3104, a pull rope 3105, a fixed pulley 3106, a limiting block 3107, a sliding block 3108, a sliding block groove 3109, a limiting groove 3110, a first spring 3111, a groove 3112, a clamping block 3113, a second spring 3114, an annular groove 3115, a fixed block 3116 and a rotating rod 3117, the right sides of the first sampling cavity 22, the second sampling cavity 23 and the third sampling cavity 24 are fixedly provided with the piston cylinder 3101, the top in the piston cylinder 3101 is fixedly provided with the telescopic rod 3102, the bottom end of the telescopic rod 3102 is fixedly provided with the piston 3104, the telescopic rod 3102 is sleeved with the pressure spring 3103 and fixedly provided between the piston cylinder 3101, the right outer wall of the sampler 15 is fixedly provided with the fixed pulley 3106, the groove 3110 is provided on the groove wall of the sampler 15, the bottom of the limiting groove 3110 is fixedly provided with the first spring 3111, the other end of the first spring 3111 is fixedly connected with a limiting block 3107, one end of the limiting block 3107 far away from the first spring 3111 passes through a notch of a limiting groove 3110 and extends outwards, the right end of the limiting block 3107 is fixedly connected with a pull rope 3105, the other end of the pull rope 3105 bypasses a fixed pulley 3106 and is fixedly connected with a piston 3104, the side wall of the right end position of the limiting block 3107 is symmetrically and fixedly connected with a sliding block 3108, a sliding block groove 3109 is formed in the corresponding groove wall of the limiting groove 3110, the sliding block 3108 is slidingly connected in the corresponding sliding block groove 3109, a groove 3112 is formed in the upper end of the sliding block 3108, a second spring 3114 is fixedly arranged on the bottom wall of the groove 3112, a clamping block 3113 is fixedly connected to the upper end of the second spring 3114, an annular groove 3115 is formed in the right top wall of the sliding block groove 3109, a rotating rod 3117 is fixedly arranged on the left side wall of the annular groove 3115 through a rotating shaft, the upper end of the rotating rod 3117 is fixedly arranged in the annular groove 3115, the other end of the rotating rod 3117 extends to the outside of the sampler 15, so that it can be converted from pressure to pressure, by which the stiffness coefficient of the pressure spring 3103 is determined, so that at different depths of sea water, the corresponding piston 3104 and pressure spring 3103 will move.
Working principle: when the invention is used, the control panel 3 is connected with a power supply, the motor 5 can realize the rotation of the cable take-up roller 11 through the cooperation of the first driving wheel 6, the second driving wheel 10 and the driving belt 9, so that the cable 12 can be paid off, the sampler 15 can be put into seawater, the first sampling cavity 22 is used for preliminary seawater collection, the depth of the seawater is gradually increased when the sampler 15 descends, when the depth of the second sampling is reached, the pressure of the seawater acts on the piston 3104, the piston 3104 moves upwards and compresses the pressure spring 3103, when the piston 3104 moves, the limiting block 3107 is pulled to move through the pull rope 3105, when the resistance of the limiting block 3107 is lost by the movable block 32, the movable block 32 moves upwards to the fixed port 25 through the pressure of the seawater at the water inlet 46, the movable block 43 is driven to move to the sealing groove 30 through the pull rope 28, the sealing plate 29 is opened to collect the seawater, the pressure of the seawater at the inlet and the outlet 26 is driven to move up to the sealing groove 30 through the pull rope 28, and the pressure of the seawater at the inlet 46 pushes the movable block 43 to the inlet and the outlet 26 to move up to the sealing plate 26 through the pressure of the seawater at the inlet and the outlet 26 when the depth of the third sampling is reached, the seawater is pushed to move up to the depth of the third sampling cavity 23, the seawater is driven by the inlet 46 under the pressure of the seawater at the pressure of the inlet 46, the sealing plate 26 is driven to move up the inlet and the inlet 26 is driven to move up the inlet 26 to the seawater at the inlet and the inlet 26 to the inlet and the outlet 26 to be collected; when the sampler 15 is put into seawater and descends to meet the barrier, the moving block 39 moves rightwards on the sliding rod 42 through the moving rod, the third spring 41 is compressed, the moving block 39 drives the inserting rod 37 to move rightwards, the inserting rod 37 moves out of the inserting hole 35, the pulling rod 34 is pulled downwards to move out of the fixing groove 33, the pulling rod 34 is fixed in the inserting hole 35 when the inserting rod 37 is moved to the other inserting hole 35, then the rotating handle 17 drives the rotating rod 18 to rotate, the rotating disc 7 is driven to rotate through the rotating rod 18, the cable winding roller 11 moves to a proper position, the pulling rod 34 is moved upwards into the fixing groove 33 to be fixed, and the cable winding roller is inserted into the inserting hole 35 through the inserting rod 37 to be fixed.
The above is an embodiment of the present invention. The foregoing embodiments and the specific parameters of the embodiments are only for clarity of description of the invention and are not intended to limit the scope of the invention, which is defined by the appended claims, and all equivalent structural changes made in the description and drawings of the invention are intended to be included in the scope of the invention.
Claims (4)
1. Seawater quality sampling device with different depths for ocean monitoring comprises a base (1), and is characterized in that: the device comprises a base (1), a mounting frame (2) is fixedly mounted at the bottom ends of two sides of the base (1) through bolts, a rotating seat (4) is fixedly mounted at the upper end of the base (1), a control panel (3) is fixedly mounted at the right side of the rotating seat (4), one end of the control panel (3) is obliquely arranged from the rotating seat (4) to the base (1), a rotating disc (7) is mounted in the rotating seat (4), symmetrical mounting plates (8) are fixedly mounted on the upper end surfaces of the rotating disc (7), a cable take-up roller (11) is rotatably connected between the two mounting plates (8), a supporting frame (13) is fixedly mounted on the mounting plates (8), a pulley (14) is mounted at one end, far away from the mounting plates (8), of the supporting frame (13) is wound with a cable (12), one end, far away from the cable take-up roller (11), of the cable (12) is fixedly connected with a sampler (15) through a fixedly connected with a connecting block (16), and the bottom end, far from the sampler (15), of the cable take-up roller (12) is fixedly mounted with a connecting block.
The right side of the base (1) is provided with a vertical through groove (36), a pull rod (34) is arranged in the through groove (36), two jacks (35) are arranged on the pull rod (34), a transverse slide bar groove (40) is arranged at the bottom end of the base (1) and is positioned at the right side of the through groove (36), a slide bar (42) is transversely arranged in the slide bar groove (40), a moving block (39) is connected to the slide bar (42) in a sliding manner, the front end face of the moving block (39) is fixedly provided with a moving rod, a third spring (41) is sleeved on the slide bar (42), the third spring (41) is fixedly connected between the right end of the slide bar groove (40) and the moving block (39), the bottom end of the moving block (39) is connected with an inserting rod (37), a fixing ring (38) is fixedly arranged at the bottom end of the base (1), and the left end of the inserting rod (37) penetrates through the fixing ring (38) and is inserted into the jacks (35);
the sampler (15) is internally and downwards provided with a first sampling cavity (22), a second sampling cavity (23) and a third sampling cavity (24) in sequence, the top of the right side of the first sampling cavity (22), the second sampling cavity (23) and the third sampling cavity (24) is provided with an inlet and an outlet (26), the inside of the inlet and the outlet (26) is provided with a filter screen (27), the top of the inlet and the outlet (26) of the first sampling cavity (22) is provided with a fixed opening (25), the top of the inlet and the outlet (26) of the second sampling cavity (23) and the third sampling cavity (24) is provided with a sealing groove (30), the right side wall of the first sampling cavity (22), the second sampling cavity (23) and the third sampling cavity (24) is vertically provided with a hollow groove (45) which is positioned below the inlet and outlet (26), the hollow groove (45) is internally and vertically provided with a movable plate (43), the top of the movable plate (43) is flush with the bottom of the inlet and the outlet (26) through a through hole, the bottom of the movable plate (43) is fixedly provided with a movable block (32), the bottom of the movable plate (32), the movable plate (32) is provided with a sealing groove (30), the top of the fourth spring (44) is provided with a hollow groove (45), the top of the hollow groove (45) is arranged between the fourth spring (44) and the hollow groove (45), the right side of the hollow groove (45) is provided with a limiting mechanism (31) which is positioned above the movable block (32), the bottom end of the movable block (32) is fixedly provided with a stay wire (28), one end of the stay wire (28) far away from the movable block (32) extends to the sealing groove (30) and is fixedly connected with a sealing plate (29), and the sealing plate (29) is arranged at an inlet and outlet (26) of the second sampling cavity (23) and an inlet and outlet (26) of the third sampling cavity (24);
the limiting mechanism (31) comprises a piston cylinder (3101), a telescopic rod (3102), a pressure spring (3103), a piston (3104), a stay rope (3105), a fixed pulley (3106), a limiting block (3107), a sliding block (3108), a sliding block groove (3109), a limiting groove (3110), a first spring (3111), a groove (3112), a clamping block (3113), a second spring (3114), an annular groove (3115), a fixed block (3116) and a rotating rod (3117), the right sides of the first sampling cavity (22), the second sampling cavity (23) and the third sampling cavity (24) are fixedly provided with the piston cylinder (3101), the inner top of the piston cylinder (3101) is fixedly provided with the telescopic rod (3102), the bottom end of the telescopic rod (3102) is fixedly provided with the piston (3104), the pressure spring (3103) is sleeved on the telescopic rod (3102), the pressure spring (3113) is fixedly arranged between the top end of the piston cylinder (3101) and the piston (3104), the right outer wall of the right side of the sampler (15) is fixedly provided with the pulley (3116), the other end (3110) is fixedly provided with the limiting groove (3110) is fixedly provided with the groove (3110), the groove (3110) is fixedly provided with the groove wall (3110) on the bottom of the first end (3110), and stopper (3107) are kept away from the notch of spacing groove (3110) and outwards extend of one end of first spring (3111), and stopper (3107) right-hand member fixedly connected with stay cord (3105), and fixed pulley (3106) are walked around to the other end of stay cord (3105) fixed connection on piston (3104), and symmetrical fixedly connected with slider (3108) on the lateral wall of stopper (3107) right-hand member position, and set up slider groove (3109) on the corresponding cell wall of spacing groove (3110), and slider (3108) sliding connection is in slider groove (3109) that corresponds, and recess (3112) are set up to slider (3108) upper end, and the diapire fixed mounting of recess (3112) has second spring (3114), and the upper end fixedly connected with fixture block (3113) of second spring (3114), and annular groove (3115) are seted up on the right-hand member roof of slider groove (3109), and the left side wall of annular groove (3115) passes through axis of rotation fixed mounting has bull stick (3117), and slider (3117) upper end fixed block is located fixed block (3115) and the outside of extension to annular groove (31115).
2. The seawater quality sampling device with different depths for ocean monitoring according to claim 1, wherein: the upper end of the rotating disc (7) is fixedly provided with a motor (5), the output end of the motor (5) is fixedly connected with a first driving wheel (6), the cable winding roller (11) is fixedly provided with a second driving wheel (10) coaxial with the cable winding roller, and the first driving wheel (6) is connected with the second driving wheel (10) through a driving belt (9).
3. The seawater quality sampling device with different depths for ocean monitoring according to claim 1, wherein: the base (1) is fixedly provided with a rotating sleeve (19) in a penetrating mode, a rotating rod (18) is arranged in the rotating sleeve (19), the upper end of the rotating rod (18) is fixedly connected to the center of the rotating disc (7), and the bottom end of the rotating rod (18) is fixedly provided with a handle (17).
4. The seawater quality sampling device with different depths for ocean monitoring according to claim 1, wherein: sliding blocks (20) are fixedly arranged on the inner walls of the two sides of the rotating seat (4), sliding grooves (21) are formed in the outer side walls of the rotating disc (7), fixing grooves (33) are uniformly formed in the circumferential edges of the bottom end of the rotating disc (7), and the sliding blocks (20) and the rotating disc (7) form a sliding structure through the sliding grooves (21).
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| CN113532950B (en) * | 2021-07-07 | 2023-03-10 | 广东海洋大学 | Offshore sampling device with reef collision prevention structure |
| CN113984992B (en) * | 2021-10-27 | 2023-12-19 | 上海勘测设计研究院有限公司 | Seawater quality sampling device for ocean monitoring |
| CN114166577B (en) * | 2021-12-02 | 2024-01-26 | 山东省地质矿产勘查开发局第七地质大队（山东省第七地质矿产勘查院） | Hydrogeology wetland water body depth-fixing sampler |
| CN117288526B (en) * | 2023-10-11 | 2024-02-27 | 河北鑫淘沅医药科技有限公司 | Sampling device is examined in spot check of dibromohydantoin disinfectant production |
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