CN112326344A - Deep sea stratified water sample sealing and collecting device - Google Patents
Deep sea stratified water sample sealing and collecting device Download PDFInfo
- Publication number
- CN112326344A CN112326344A CN202011115374.XA CN202011115374A CN112326344A CN 112326344 A CN112326344 A CN 112326344A CN 202011115374 A CN202011115374 A CN 202011115374A CN 112326344 A CN112326344 A CN 112326344A
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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
- G01N1/14—Suction devices, e.g. pumps; Ejector devices
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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
- G01N2001/1031—Sampling from special places
- G01N2001/105—Sampling from special places from high-pressure reactors or lines
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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
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
Abstract
The invention discloses a deep sea layered water sample sealed collection device which comprises a sampling frame and a sampling shell, wherein the sampling frame is movably covered on the sampling shell of the sampling frame, the sampling frame is in a disc shape, the middle part of the sampling frame is communicated up and down, a self-adaptive pressure adapter is arranged on the sampling frame, the self-adaptive pressure adapter can drive the sampling shell to rotate along with the increase of pressure in the submerging process of the sampling frame, a plurality of sampling units are radially arranged on the sampling frame, and the sampling units are distributed in the center of the sampling frame at equal angles. According to the invention, by arranging the self-adaptive pressure adapter, the pressure is continuously increased along with the submergence of the water sampling device, so that the length and the elastic coefficient of each group of springs can be set in advance, different sampling units are controlled to perform sampling collection by matching with the sampling limit parts, and water samples in different specific depths of deep sea can be more accurately collected; set up sampling unit cooperation valve spare simultaneously, realize gathering the complete closure of a section of thick bamboo for the sampling sample of gathering a section of thick bamboo is more accurate.
Description
Technical Field
The invention relates to the technical field of sampling equipment, in particular to an automatic lifting layered water sampling device,
background
The water sampling work is the important content of water environment scientific research and water environment protection and management work, and is the premise and the basis for smoothly carrying out various research works on the collection of water samples with different depths. The water bodies in the water areas are influenced by factors such as substances, water flow, temperature and the like to generate a layering effect, hydrological, physical, chemical, biological and other information of different water layers are different, and the acquisition and analysis of the difference of the water bodies in different layers are indispensable contents of subjects such as environmental science, ocean science and the like, and are widely applied to the practical fields such as water ecological environment evaluation, pollution accident investigation and the like.
Most of the existing water collectors are fixed-depth water collectors, namely, the water collectors are placed on a water layer at a specific depth through ropes, and then water samples are collected on the water layer at the depth through the water collectors; however, in the process of water collection, the specific seawater depth of each sea area is difficult to determine by operators; this kind of depthkeeping water sampler inconvenient operation when gathering deep sea water sample leads to at present, is difficult to the accurate water sample of gathering in the different specific depths in deep sea, and the sample of the different degree of depth mixes easily, and the precision of sampling the sample is lower relatively.
In order to solve the problems, the scheme is developed accordingly.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an automatic lifting layered water sampling device, which solves the problems in the background technology.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a deep sea layered water sample sealed collecting device comprises a sampling frame and a sampling shell, wherein the sampling shell is covered on the sampling frame, a lifting piece for controlling the sampling frame to ascend and descend is arranged at the bottom of the sampling frame, the sampling frame is disc-shaped, the middle of the sampling frame is communicated up and down, a self-adaptive pressure adapter is arranged on the sampling frame, the self-adaptive pressure adapter can drive the sampling shell to rotate along with the increase of pressure in the submerging process of the sampling frame, a plurality of sampling units are radially arranged on the sampling frame and distributed at equal angles with the center of the sampling frame, the sampling frame is only provided with one sampling unit to perform sampling collection all the time in the rotating process, the sampling units are continuously replaced to perform sampling, each sampling unit comprises a collecting cylinder with one open end, a valve piece and an electric push rod arranged above the collecting cylinder, a containing groove for the corresponding collecting cylinder to be placed is formed in the, the valve member of the collecting cylinder is arranged on the collecting cylinder and is connected with the output end of the electric push rod, the opening and the closing of the collecting cylinder are controlled under the action of the electric push rod, and the valve member further comprises a touch switch electrically connected with the electric push rod, and the touch switch can be triggered in the rotating process of the sampling frame.
Preferably, the containing groove is radially formed along the sampling frame and is in one-to-one correspondence with the collecting cylinders, and the collecting cylinders can be inserted into the containing groove and fall out of the top of the containing groove.
Preferably, the adaptive pressure adapter comprises a rotating seat, a rotating shaft, a gear and a U-shaped supporting rod, wherein the bottom of the rotating seat is connected with the rotating shaft, the gear is sleeved on the lower portion of the rotating shaft, one end of the U-shaped supporting rod is connected with the bottom of the sampling frame, the other end of the U-shaped supporting rod is located in the middle of the sampling frame, the lower end of the rotating shaft is pivoted on the U-shaped supporting rod, the end portion of the U-shaped supporting rod is further connected with a coating frame surrounding the gear, the rotating seat is disc-shaped, and the periphery of the rotating seat is close to the hollow portion.
Preferably, the sampling rack further comprises a hollow square frame, a transverse moving plate and a tooth plate with teeth arranged on one side, the square frame is fixedly arranged at the bottom of the sampling frame, the transverse moving plate is arranged in the square frame, two ends of the transverse moving plate are abutted to the inner walls of two sides of the transverse moving plate, a spring is arranged between one side of the transverse moving plate and the inner wall of the square frame, the other side of the transverse moving plate is connected with the tooth plate, an opening is formed in the square frame and can be used for the tooth plate to move relatively, an opening is formed in one side of the cladding frame facing the tooth plate and can be used for the tooth plate and the gear at the corresponding position to be meshed with each other, a plurality of springs are arranged, two springs are used as one group, the lengths of the springs in each group are different, the springs in each group are symmetrically arranged in the middle of the square frame, and.
Preferably, the valve member includes two semicircular sealing plates and a connector, the inboard ends of the two sealing plates are hinged through a hinge shaft and a hinge respectively, the two sealing plates are matched with the hinge shaft and the hinge to form a circle with the same inner diameter as the longitudinal section of the collection cylinder when being unfolded, the top ends of the hinge shaft and the hinge penetrate through the collection cylinder and extend to the upper side of the collection cylinder, the hinge shaft is located above the hinge relatively, and the connector is connected to the top ends of the hinge shaft and the hinge respectively.
Preferably, the top of the connector connected with the hinge is connected with a linkage block, the bottom of the connector connected with the hinge shaft is connected with the linkage block, the upper end of the collecting barrel exposed out of the collecting frame is connected with a limiting plate, the inner side end of the limiting plate is provided with a sliding groove, a sliding plate is movably connected in the limiting plate and horizontally arranged, the sliding plate is located between the two connectors, a limiting groove for accommodating the linkage block is formed in the sliding plate, the sliding plate can drive the hinge shaft and the hinge to rotate reversely through the linkage block in the transverse moving process, the inner side of the electric push rod is connected to the inner wall of the inner side of the limiting plate, and the output end of the electric push.
Preferably, the touch switch is connected to the outer wall of the inner side of the limiting plate, the periphery of the rotating seat is provided with a contact rod which is arranged along the radial direction of the rotating seat, the end part of the contact rod is provided with a forked head, the end part of the forked head is equal to the end part of the contact rod respectively away from the axis of the rotating seat, and the contact rod and the forked head can touch the touch switch in the rotating process.
Preferably, the sampling shell is provided with a communicating opening, the communicating opening and the contact rod are located on the same vertical plane, and the size of the communicating opening is matched with the caliber of the collecting cylinder.
Preferably, the middle part of the sampling shell is communicated with the rotary seat and can be accommodated, an external thread is arranged on the rotary seat, an internal thread is arranged in the middle part of the sampling shell, and the sampling shell can be fixed on the rotary seat in a screwing mode.
(III) advantageous effects
After adopting the technical scheme, compared with the prior art, the invention has the following advantages: according to the deep sea layered water sample sealed collection device, the self-adaptive pressure adapter is arranged, so that the pressure is continuously increased along with submergence of the water collection device, the length and the elastic coefficient of each group of springs in the deep sea layered water sample sealed collection device can be set in advance, different sampling units are controlled to perform sampling collection by matching with the sampling limit parts, and water samples in different specific depths of deep sea can be collected more accurately; set up sampling unit cooperation valve spare simultaneously, stretch out, contract the in-process at electric putter and drive the sliding plate and remove along limiting plate length direction, and remove the in-process, two linkage pieces carry out the antiport, and then drive two closing plates upset, realize opening, closing of a collection section of thick bamboo for the sampling sample of a collection section of thick bamboo is more accurate.
Drawings
FIG. 1 is a schematic view of the installation of the present invention;
FIG. 2 is a schematic view of a sampling frame according to the present invention;
FIG. 3 is a schematic view of the present invention;
FIG. 4 is a schematic diagram of a sampling unit according to the present invention;
FIG. 5 is a schematic view of a valve member according to the present invention;
FIG. 6 is a schematic bottom view of the present invention;
FIG. 7 is an overall view of the structure of the cladding frame of the present invention taken on the back;
FIG. 8 is a front cross-sectional view of a square frame structure in accordance with the present invention.
In the figure: 1 sampling frame, 2 sampling shell, 3 adaptive pressure adapter, 31 rotating seat, 32 rotating shaft, 33 gear, 34U-shaped supporting rod, 35 square frame, 36 transverse moving plate, 37 tooth plate, 4 sampling unit, 41 collecting cylinder, 42 valve member, 421 sealing plate, 422 connector, 43 electric push rod, 5 accommodating groove, 6 touch switch, 7 cladding frame, 8 spring, 9 opening, 10 hinge shaft, 11 hinge, 12 linkage block, 13 limiting plate, 14 chute, 15 sliding plate, 16 limiting groove, 17 contact rod, 18 fork head, 19 communicating port, 20 external thread, 21 internal thread, 22 air pump, 23 air bag, 24 balancing weight.
Detailed Description
The invention is explained in more detail below with reference to the figures and examples.
As shown in fig. 1-8: the utility model provides a sealed collection system of deep sea layering water sample, including sampling frame 1, the movable cover fits sampling frame 1's sampling casing 2, sampling frame 1 is discoid, link up about its middle part, be equipped with adaptive pressure adapter 3 on the sampling frame 1, adaptive pressure adapter 3 can be at sampling frame 1 submergence in-process, along with the increase of pressure drives sampling casing 2 and rotates, a plurality of sampling unit 4 have radially been arranged on the sampling frame 1, and with the equal angular distribution in center of sampling frame 1, sampling frame 1 only supplies one of them sampling unit 4 to sample the collection throughout rotating the in-process, and constantly change sampling unit 4 and sample.
The sampling unit 4 includes the open collection section of thick bamboo 41 of one end, valve spare 42, locate the electric putter 43 of gathering 41 top, set up the storage tank 5 that supplies to correspond collection section of thick bamboo 41 and put into on the sampling frame 1, the valve spare 42 of collection section of thick bamboo 41 is located on the collection section of thick bamboo 41, and link to each other with electric putter 43's output, control collection section of thick bamboo 41 under electric putter 43's effect open, close, still include with electric putter 43 electric connection's touch switch 6, can be triggered at the sampling frame 1 rotation in-process.
The containing groove 5 is radially arranged along the sampling frame 1 and is in one-to-one correspondence with the collecting cylinders 41, and the collecting cylinders 41 can be inserted into the containing groove 5 and fall out of the top of the containing groove.
The adaptive pressure adapter 3 comprises a rotary seat 31, a rotating shaft 32, a gear 33 and a U-shaped supporting rod 34, wherein the bottom of the rotary seat 31 is connected with the rotating shaft 32, the gear 33 is sleeved on the lower part of the rotating shaft 32, one end of the U-shaped supporting rod 34 is connected with the bottom of the sampling frame 1, the other end of the U-shaped supporting rod is positioned in the middle of the sampling frame 1, the lower end of the rotating shaft 32 is pivoted on the U-shaped supporting rod 34, the end part of the U-shaped supporting rod 34 is further connected with a coating frame 7 surrounding the gear 33, and the rotary seat 31 is disc-shaped, and the periphery of the rotary.
Still include hollow square frame 35, sideslip board 36, the tooth board 37 of tooth is arranged to the unilateral, square frame 35 sets firmly in the bottom of sampling frame 1, sideslip board 36 is located in square frame 35, and the inner wall looks butt of its both ends and sideslip board 36 both sides, be equipped with spring 8 between one side of sideslip board 36 and the inner wall of square frame 35, the opposite side is connected with tooth board 37, the opening has been seted up on square frame 35, can supply tooth board 37 to carry out relative movement, uncovered 9 has been seted up towards one side of tooth board 37 to cladding frame 7, can supply intermeshing between the tooth board 37 of corresponding department and gear 33.
The springs 8 are provided with a plurality of groups, two groups of springs are used as one group, the lengths of the springs 8 in each group are different, the springs 8 in each group are symmetrically arranged in the middle of the square frame 35, and the number of the sampling units 4 is the same as that of the groups of the springs 8.
The spring 8 length of every group, the elastic coefficient all can be based on the required water production device of transferring and measure the different degree of depth and set up in advance.
According to the pressure formula: p ρ g H, i.e. the pressure is proportional to the water depth, whereas under water, 1 atmosphere can be increased for every 10m increase. At the same time, the pressure generated by the underwater pressure is circumferentially surrounding the object and pressed inwardly.
Therefore, in the adaptive pressure adapter 3 provided in the present embodiment, the acting force between the tooth plate 37 and the square frame 35 has a certain margin, that is, when receiving the pressure under water, the tooth plate 37 can be pressed toward the square frame 35 (mainly because there is air between the traverse plate 36 and the square frame 35, the traverse plate 36 will be compressed under the external pressure condition to move), and the distance that the tooth plate 37 moves can be controlled in cooperation with the reverse elasticity (F ═ kx) and the water depth of the spring 8. In the moving process of the tooth plate 37, the gear 33 can be driven to rotate, the rotating seat 31 can be indirectly driven to rotate, and then a water sample in a deep sea specific distance can be accurately collected.
Referring to fig. 4-5, the valve member 42 includes two semicircular sealing plates 421 and a connector 422, the inner ends of the two sealing plates 421 are hinged to each other through a hinge shaft 10 and a hinge 11, when the two sealing plates 421 are unfolded, the hinge shaft 10 and the hinge 11 are matched to form a circle having an inner diameter equal to the longitudinal section of the collection cylinder 41, the top ends of the two hinge shafts 10 and the hinge 11 penetrate through the collection cylinder 41 and extend to the upper side of the collection cylinder, the hinge shaft 10 is located above the hinge 11, and the connector 422 is connected to the top ends of the hinge shaft 10 and the hinge 11.
The top of the connector 422 connected with the hinge 11 is connected with a linkage block 12, the bottom of the connector 422 connected with the hinge 10 is connected with the linkage block 12, the upper end of the collection cylinder 41 exposed out of the collection frame is connected with a limiting plate 13, the inner side end of the limiting plate 13 is provided with a chute 14, a sliding plate 15 horizontally arranged is movably connected in the limiting plate 13, the sliding plate 15 is positioned between the two connectors 422, a limiting groove 16 for accommodating the linkage block 12 is formed in the sliding plate 15, the sliding plate 15 can be driven to drive the hinge 10 through the linkage block 12 in the transverse moving process, the hinge 11 reversely rotates, the inner side of the electric push rod 43 is connected to the inner side wall of the limiting plate 13, and the output end of the electric push rod.
The touch switch 6 is connected to the outer wall of the inner side of the limit plate 13, the periphery of the rotating seat 31 is provided with a contact rod 17 arranged along the radial direction of the rotating seat, the end part of the contact rod 17 is provided with a forking head 18, the end part of the forking head 18 and the end part of the contact rod 17 are respectively equal to the axle center of the rotating seat 31, and the contact rod 17 and the forking head 18 can touch the touch switch in the rotating process.
The touch switch 6 is electrically connected to the electric push rod 43, wherein the touch switch 6 is touched to start the electric push rod 43 once and then to close the electric push rod 43 once, which can be adapted to the contact rod 17 with the forked head 18, i.e. the contact rod 17 contacts and applies a certain pressure to the touch switch 6 to drive the electric push rod 43 to operate during the rotation process along with the rotary base 31.
The sampling shell 2 is provided with a communicating opening 19, the communicating opening 19 and the contact rod 17 are positioned on the same vertical plane, and the size of the communicating opening 19 is matched with the caliber of the collecting cylinder 41.
The middle part of the sampling shell 2 is communicated with the rotary seat 31 and can be accommodated, the rotary seat 31 is provided with an external thread 20, the middle part of the sampling shell 2 is provided with an internal thread 21, and the sampling shell 2 can be screwed and fixed on the rotary seat 31.
Wherein the outer tip of gathering a section of thick bamboo 41 is the arc form for can with the annular periphery looks adaptation of sampling casing 2, gather the mouth and can be gathered the casing and wrap up, play sealed effect, and one of them gather mouthful and sample casing 2 on seted up with the 19 looks adaptations of intercommunication mouth, therefore can supply a collection section of thick bamboo 41 to sample.
But sampling shell 2 can rotate to explain and gather between the section of thick bamboo 41 still pure at certain clearance, therefore can lead to the sample of sampling not accurate enough, and further, this scheme sets up valve member 42 and seals, specifically is: the electric push rod 43 extends and contracts to drive the sliding plate 15 to move along the length direction of the limiting plate 13, and in the moving process, the two linkage blocks 12 (the top of the connector 422 connected with the hinge 11 is connected with the linkage block 12, and the bottom of the connector 422 connected with the hinge shaft 10 is connected with the linkage block 12) rotate reversely to drive the two sealing plates 421 to overturn, so that the collection cylinder 41 is opened and closed, and the sampling sample of the collection cylinder 41 is more accurate.
After the sampling shell 2 is screwed on the rotary seat 31, the sampling shell can rotate along with the rotary seat 31, and the rotary seat 31 can rotate at intervals with the deep sea pressure acting force through the adaptive pressure adapting piece 3.
The bottom of the sampling frame 1 is provided with a lifting piece for controlling the lifting and the falling of the sampling frame. The lifting piece comprises an air pump 22, an air bag 23 and a balancing weight 24, the air pump 22 is connected to the bottom of the sampling shell 2, the output end of the air pump is communicated with one side of the air bag 23, and the balancing weight 24 is arranged at the bottom of the sampling shell 2. The air bag 23 is also provided with an electromagnetic valve for discharging the air in the air bag 23, so that the lifting piece can more accurately control the seawater with the required measuring depth (the air pump 22 and the electromagnetic valve are both required to be connected into a PLC control program for control). Of course, the lifting piece can also only adopt one long rope, submerge through the self gravity of the water collecting device, and control the submerging depth according to the descending length of the long rope.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and the protection scope must be determined by the scope of the claims.
Claims (9)
1. The utility model provides a sealed collection system of deep sea layering water sample which characterized in that: including sampling frame, activity lid fit the sampling casing of sampling frame, the sampling frame is discoid, link up from top to bottom at its middle part, be equipped with the self-adaptation pressure adapting piece on the sampling frame, the self-adaptation pressure adapting piece can be at the sampling frame submergence in-process, drives the sampling casing along with the increase of pressure and rotates, radial arrangement has a plurality of sampling units on the sampling frame, and with the angular distribution such as center of sampling frame, the sampling frame only supplies one of them sampling unit to sample and collect all the time in rotating process, and constantly changes the sampling unit and sample, the sampling unit includes an open collection section of thick bamboo of one end, valve spare, locates the electric putter above the collection section of thick bamboo, set up the storage tank that supplies to correspond the collection section of thick bamboo to put into on the sampling frame, the valve spare of collection section of thick bamboo is located on the collection section of thick bamboo, and links to each other with electric putter's output, the sampling frame is characterized by also comprising a touch switch electrically connected with the electric push rod, and the touch switch can be triggered in the rotating process of the sampling frame.
2. The deep sea stratified water sample sealed collection device of claim 1, wherein: the containing groove is radially arranged along the sampling frame and is in one-to-one correspondence with the collecting cylinders, and the collecting cylinders can be inserted into the containing groove and fall out of the top of the containing groove.
3. The deep sea stratified water sample sealed collection device of claim 1, wherein: the self-adaptation pressure adapting piece comprises a rotary seat, a rotary shaft, a gear and a U-shaped supporting rod, wherein the bottom of the rotary seat is connected with the rotary shaft, the gear is sleeved on the lower part of the rotary shaft, one end of the U-shaped supporting rod is connected with the bottom of the sampling frame, the other end of the U-shaped supporting rod is positioned in the middle of the sampling frame, the lower end of the rotary shaft is pivoted on the U-shaped supporting rod, the end part of the U-shaped supporting rod is further connected with a coating frame surrounding the gear, the rotary seat is disc-shaped, and the periphery of the rotary seat is close.
4. The deep sea stratified water sample sealed collection device of claim 3, wherein: the tooth plate is characterized by further comprising a hollow square frame, a transverse moving plate and a tooth plate with teeth arranged on one side, the square frame is fixedly arranged at the bottom of the sampling frame, the transverse moving plate is arranged in the square frame, two ends of the transverse moving plate are abutted to inner walls of two sides of the transverse moving plate, a spring is arranged between one side of the transverse moving plate and the inner wall of the square frame, the other side of the transverse moving plate is connected with the tooth plate, an opening is formed in the square frame and can be used for the tooth plate to stretch into the opening to move relatively, an opening is formed in one side of the tooth plate of the cladding frame and can be used for the tooth plate and the gear of the corresponding position to be meshed with each other, a plurality of springs are arranged, two springs are used as one group, the lengths of the springs in each group are different, the springs in each group are symmetrically arranged in the middle.
5. The deep sea stratified water sample sealed collection device of claim 3, wherein: the valve piece includes two semicircular closing plates, connector, and the medial extremity of two closing plates is articulated mutually through hinge, hinge respectively, and two closing plates cooperate hinge and hinge formation one when expanding to be equal circular with collection section of thick bamboo longitudinal section internal diameter, two the top of hinge and hinge runs through collection section of thick bamboo and extends to its top, and the hinge is located the relative top of hinge, the connector is connected respectively in the top of hinge and is linked to each other.
6. The deep sea stratified water sample sealed collection device of claim 5, wherein: with hinged joint's connector top is connected with the linkage piece, is connected with the linkage piece with the connector bottom that the hinge is connected, the upper end that the collection section of thick bamboo exposes the collection frame is connected with the limiting plate, the medial extremity of limiting plate is equipped with the spout, swing joint has the sliding plate of horizontal arrangement in the limiting plate, the sliding plate is located between two connectors, and sets up the spacing groove of holding linkage piece on the sliding plate, and the sliding plate can drive through linkage piece drive hinge, hinge antiport at the lateral shifting in-process, electric putter's inboard is connected on the inboard inner wall of limiting plate, and its output links to each other with the sliding plate.
7. The deep sea stratified water sample sealed collection device of claim 6, wherein: the touch switch is connected to the outer wall of the inner side of the limiting plate, a contact rod is arranged on the periphery of the rotating seat along the radial direction of the rotating seat, a bifurcate head is arranged at the end of the contact rod, the end of the bifurcate head is equal to the end of the contact rod away from the axis of the rotating seat respectively, and the contact rod and the bifurcate head can touch the touch switch in the rotating process.
8. The deep sea stratified water sample sealed collection device of claim 7, wherein: and the sampling shell is provided with a communicating opening, the communicating opening and the contact rod are positioned on the same vertical plane, and the size of the communicating opening is matched with the caliber of the collecting cylinder.
9. The deep sea stratified water sample sealed collection device of claim 3, wherein: with sampling casing middle part link up, can the holding roating seat, the external screw thread has been seted up on the roating seat, sampling casing middle part is seted up there is the internal thread, and the sampling casing can close soon to be fixed in on the roating seat.
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| CN202011115374.XA CN112326344B (en) | 2020-10-19 | 2020-10-19 | Deep sea layering water sample sealing and collecting device |
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| CN202011115374.XA CN112326344B (en) | 2020-10-19 | 2020-10-19 | Deep sea layering water sample sealing and collecting device |
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| CN112834285A (en) * | 2021-03-16 | 2021-05-25 | 马珂 | Water environment detects uses sewage collection equipment |
| CN113049312A (en) * | 2021-04-19 | 2021-06-29 | 中国计量大学 | Water sampling device for multi-depth water sample collection |
| CN113532955A (en) * | 2021-09-17 | 2021-10-22 | 江苏永吉消防科技有限公司 | Deep water sampling device for water quality monitoring |
| CN114235497A (en) * | 2022-02-24 | 2022-03-25 | 徐州德慧信息科技有限公司 | Water pollution sampling device |
| CN117007378A (en) * | 2023-09-25 | 2023-11-07 | 山东泰亚环保科技有限公司 | Geological stratification water pumping test device |
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| CN113532955B (en) * | 2021-09-17 | 2021-11-16 | 江苏永吉消防科技有限公司 | Deep water sampling device for water quality monitoring |
| CN114235497A (en) * | 2022-02-24 | 2022-03-25 | 徐州德慧信息科技有限公司 | Water pollution sampling device |
| CN117007378A (en) * | 2023-09-25 | 2023-11-07 | 山东泰亚环保科技有限公司 | Geological stratification water pumping test device |
| CN117007378B (en) * | 2023-09-25 | 2023-12-15 | 上海勘测设计研究院有限公司 | Geological stratification water pumping test device |
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