CN110617998B - Telescopic layered water sample sampling device - Google Patents
Telescopic layered water sample sampling device Download PDFInfo
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- CN110617998B CN110617998B CN201911012100.5A CN201911012100A CN110617998B CN 110617998 B CN110617998 B CN 110617998B CN 201911012100 A CN201911012100 A CN 201911012100A CN 110617998 B CN110617998 B CN 110617998B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 208
- 238000005070 sampling Methods 0.000 title claims abstract description 41
- 238000007789 sealing Methods 0.000 claims abstract description 61
- 238000003860 storage Methods 0.000 claims abstract description 40
- 230000005540 biological transmission Effects 0.000 claims abstract description 17
- 238000005192 partition Methods 0.000 claims description 6
- 238000001914 filtration Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 230000001360 synchronised effect Effects 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 241000276425 Xiphophorus maculatus Species 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000004071 biological effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010219 correlation analysis Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
- F16M11/046—Allowing translations adapted to upward-downward translation movement
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/26—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by telescoping, with or without folding
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
- F16M13/022—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle repositionable
-
- 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
- G01N1/16—Devices for withdrawing samples in the liquid or fluent state with provision for intake at several levels
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Analytical Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The application discloses a telescopic layered water sample device, which comprises a horizontal telescopic arm with a combined gear transmission structure, a vertical telescopic arm with a nested structure and a multi-level water sample collector correspondingly hung at the bottom of the vertical telescopic arm, wherein one end of the horizontal telescopic arm is fixed on a ship body or a shore fixed position, the other end of the horizontal telescopic arm is connected with a plurality of groups of telescopic rods through nested gears, and the vertical telescopic arm is hung on the horizontal telescopic arm; the multilayer water sample collector comprises a collector main body, a sealing door and a steering engine, wherein a sample storage cavity is formed in the collector main body, a water sample inlet is formed in the side wall of the collector main body, a filter screen is arranged on the sealing door, and the sealing door is connected with an output shaft of the steering engine. The application can sample at different positions in the horizontal direction and the vertical direction, improves the sampling efficiency, and solves the technical problem that the water sample sampler is difficult to collect water samples with different depths in multiple directions at the same time. Meanwhile, the device is simple and compact in structure, easy to realize and convenient to disassemble and assemble.
Description
Technical Field
The application relates to the technical field of water sample collection, in particular to a telescopic layered water sample sampling device.
Background
Water is an indispensable precious resource for human survival, life and production, water environment is an important component in ecological environment, and the physical and chemical properties and biological properties of water directly determine the quality of water. The water environment monitoring is to take the water environment as an object, and perform qualitative, quantitative and systematic comprehensive analysis on pollutants and related components thereof by using physical, chemical and biological technical means so as to explore and research the change rule of the water environment quality and provide a basis for water environment evaluation, management, environmental policy specification, standard and the like.
And water samples need to be collected in the water environment monitoring work. The field water sample collection is a common work, and the indoor correlation analysis of the collected water sample is important for scientific research. Meanwhile, when a water sample is collected, the existing water sample collection technology is generally used for manually sampling, the defects of low efficiency and large operation error exist when the water sample is collected, the collection position of the water sample is too single manually, most of the water sample is limited to the water sample on the water surface close to the edge position, a deep water area and the water sample far away from the bank are difficult to get, the detection result is relatively one-sided, the error of the detected overall water quality distribution is also large, and the detected result cannot reflect the real space distribution condition of the water environment state of the water body at the position.
Aiming at the technical problem that water samples in different depths are difficult to collect in multiple directions simultaneously in the related technology, no effective solution is proposed at present.
Disclosure of Invention
The application mainly aims to provide a telescopic layered water sample sampling device so as to solve the problem that water samples with different depths are difficult to collect in multiple directions at the same time.
In order to achieve the above purpose, the application provides a telescopic layered water sample sampling device.
The telescopic layered water sample sampling device comprises a horizontal telescopic arm with a nested combined gear transmission structure, a vertical telescopic arm with a nested combined gear transmission structure and a multi-level water sample collector correspondingly hung at the bottom of the vertical telescopic arm,
One end of the horizontal telescopic arm is fixed on a ship body or a shore fixed position, the other end of the horizontal telescopic arm is connected with a plurality of groups of telescopic rods through nested gears, and the vertical telescopic arm is hung on the horizontal telescopic arm;
The multilayer water sample collector comprises a collector main body, a sealing door and a steering engine, wherein a sample storage cavity is formed in the collector main body, a water sample inlet communicated with the sample storage cavity is formed in the side wall of the collector main body, a filter screen opposite to the water sample inlet is arranged on the sealing door, the steering engine is fixedly arranged on the collector main body, the sealing door is connected with an output shaft of the steering engine, the steering engine drives the sealing door to move on the outer side of the collector main body, and when the setting position of the filter screen is staggered with the setting position of the water sample inlet, the sealing door seals the water sample inlet; when the setting position of the filter screen is overlapped with the setting position of the water sample inlet, the sample storage cavity is communicated with the outside through the water sample inlet and the filter screen in sequence.
Further, the horizontal telescopic arm comprises a horizontal fixing rod and a plurality of horizontal connecting rods, one end of the horizontal fixing rod is fixed on a ship body or a shore fixing position through a universal connecting lock nut or a locking handle, the other end of the horizontal fixing rod is connected with the horizontal connecting rods in a sliding mode through a nested combined gear transmission structure, each horizontal connecting rod is connected with the horizontal connecting rods in a sliding mode sequentially through a nested combined gear transmission structure, a plurality of first mounting holes are arranged on the horizontal connecting rods at the end portions in parallel and at intervals along the extending direction of the horizontal connecting rods, and screws are additionally arranged at the top ends of the vertical telescopic arms and any of the first mounting holes on the horizontal connecting rods at the end portions are fixedly connected.
Further, a first sliding groove is formed in one side end face of each horizontal fixing rod and one side end face of each horizontal connecting rod along the respective extending direction, a first rack is arranged on the inner wall of the bottom of each first sliding groove, a first accommodating groove is formed in each horizontal connecting rod, a first driving motor and a first gear fixedly sleeved on an output shaft of the first driving motor are fixedly arranged in the first accommodating groove, the size of the first accommodating groove is matched with the size of the first driving motor and the size of the first gear, the horizontal connecting rod is embedded into the first sliding groove on the horizontal fixing rod, and the first gear on the horizontal connecting rod is meshed with the first rack on the horizontal fixing rod; a first sliding groove is formed in each horizontal connecting rod, each horizontal connecting rod is sequentially embedded into the adjacent first sliding groove, a first rack is arranged on the inner wall of the bottom of each first sliding groove, and a first gear provided with the horizontal connecting rod is meshed with the first rack on the adjacent horizontal connecting rod; and a plurality of groups of first supporting rollers are arranged on the upper part and the lower part of one side end surface of the horizontal connecting rod along the respective extending directions, the first supporting rollers positioned on the upper part and the lower part of the horizontal connecting rod are correspondingly and slidably connected with the top and the bottom of the first sliding chute on the horizontal fixing rod, and the first supporting rollers positioned on the upper part and the lower part of the horizontal connecting rod are correspondingly and slidably connected with the top and the bottom of the first sliding chute on the adjacent horizontal connecting rod.
Further, the vertical telescopic boom includes vertical dead lever and many vertical connecting rods, the top of vertical dead lever with horizontal telescopic boom fixed connection, the bottom of vertical dead lever through nested combination gear drive structure with vertical connecting rod can be connected with sliding, each through nested combination gear drive structure can be connected with sliding between the vertical connecting rod in proper order between the vertical connecting rod, be located the bottom on the vertical connecting rod along its extending direction side by side and spaced apart be equipped with a plurality of second mounting holes, multilayer water sample collector pass through the screw with be located the bottom arbitrary on the vertical connecting rod the second mounting hole fixed connection.
Further, a second sliding groove is formed in one side end face of each vertical fixing rod and one side end face of each vertical connecting rod along the respective extending direction, a second rack is arranged on two opposite side inner walls of each second sliding groove, a second accommodating groove is formed in each vertical connecting rod, a second driving motor and a second gear fixedly sleeved on an output shaft of the second driving motor are fixedly arranged in the second accommodating groove, the size of the second accommodating groove is matched with the size of the second driving motor and the size of the second gear, the vertical connecting rods are embedded into the second sliding grooves on the vertical fixing rods, and the second gears on the vertical connecting rods are meshed with the second racks on the vertical fixing rods; a second sliding groove is formed in each vertical connecting rod, each vertical connecting rod is sequentially embedded into the adjacent second sliding groove, second racks are arranged on the inner walls of two opposite sides of the second sliding groove, and a second gear provided with the vertical connecting rod is meshed with the second racks on the adjacent vertical connecting rods; and a plurality of groups of second supporting rollers are arranged on two opposite sides of one side end surface of the vertical connecting rod along respective extending directions, each second supporting roller positioned on two opposite sides of the vertical connecting rod is correspondingly in sliding connection with two opposite side inner walls of the second sliding groove on the vertical fixing rod, and each second supporting roller positioned on two opposite sides of the vertical connecting rod is correspondingly in sliding connection with two opposite side inner walls of the second sliding groove on the adjacent vertical connecting rod.
Further, the number of the sample storage cavities is multiple, the multiple sample storage cavities are sequentially arranged in the collector main body from top to bottom, a partition plate is arranged between every two adjacent sample storage cavities, the edge of each partition plate is in sealing connection with the inner wall of the collector main body, the number of the water sample inlets and the number of the filter screens are the same as that of the sample storage cavities, the water sample inlets are formed in the collector main body at positions opposite to the sample storage cavities and communicated with the corresponding sample storage cavities, and the filter screens are arranged on the sealing door and at positions opposite to the water sample inlets.
Further, the collector main body is of a cylindrical structure arranged along the vertical direction, the top end and the bottom end of the collector main body are both in sealing arrangement, the sealing door is of an arc-shaped platy structure, the top of the sealing door is connected with an output shaft of the steering engine through a plurality of connecting rods, the sealing door can be arranged on the outer side of the collector main body in a circumferential rotation manner along the collector main body through the steering engine, and the inner wall of the sealing door is tightly attached to the outer wall of the collector main body.
Further, a temperature sensor for detecting the temperature of the water sample is arranged on the collector main body.
Further, the bottom of collector main part is provided with the sample head of back taper.
Further, the one end of horizontal telescopic boom is fixed and is provided with first mounting panel, horizontal telescopic boom passes through first mounting panel is fixed on hull or bank fixed position, the top of multilayer water sample collector is fixed and is provided with the second mounting panel, multilayer water sample collector passes through the second mounting panel is fixed the bottom of vertical telescopic boom.
In the embodiment of the application, one end of the horizontal telescopic arm is fixed on a ship body or a shore fixed position, the other end of the horizontal telescopic arm is connected with a plurality of groups of telescopic links through a nested gear, the vertical telescopic arm is hung on the horizontal telescopic arm, and a multi-level water sample collector is hung at the bottom end of the vertical telescopic arm. In addition, the water sample collecting state of the multi-level water sample collector is controlled through the steering engine and the sealing door, and when the setting position of the filter screen on the sealing door is staggered from the setting position of the water sample inlet on the collector main body, the sealing door seals the water sample inlet and does not collect water samples; when the position of the filter screen on the sealing door is overlapped with the position of the water sample inlet on the collector main body, the water sample inlet is communicated with the outside, the water sample collecting device is simple in structure and convenient to operate and control, the multi-level water sample collector is matched with the horizontal telescopic arm and the vertical telescopic arm, smooth and quick completion of water sample collecting is guaranteed, and the technical problem that water samples with different depths are difficult to collect in multiple directions simultaneously is solved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application, are incorporated in and constitute a part of this specification. The drawings and their description are illustrative of the application and are not to be construed as unduly limiting the application. In the drawings:
FIG. 1 is a front view of a layered water sampling apparatus of the present invention;
FIG. 2 is a perspective view of a layered water sampling apparatus of the present invention at a first angle;
FIG. 3 is a perspective view of a second angle of the layered water sampling assembly of the present invention;
FIG. 4 is an enlarged partial view of the position B in FIG. 3;
FIG. 5 is an enlarged view of a portion of the position A of FIG. 3;
FIG. 6 is a top view of a layered water sampling device of the present invention;
FIG. 7 is a perspective view of a water sample collector in a layered water sample sampling device of the present invention;
FIG. 8 is a left side view of the water sample collector of the stratified water sample sampling device of the present invention;
FIG. 9 is a top view of a water sample collector in a stratified water sample sampling device of the present invention;
FIG. 10 is a cross-sectional view of a water sample collector in a layered water sample sampling device of the present invention;
FIG. 11 is a schematic view of the structure of the first mounting plate of the layered water sampling device of the present invention.
Detailed Description
In order that those skilled in the art will better understand the present application, a technical solution in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present application without making any inventive effort, shall fall within the scope of the present application.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present application and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate in order to describe the embodiments of the application herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In the present application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate an azimuth or a positional relationship based on that shown in the drawings. These terms are only used to better describe the present application and its embodiments and are not intended to limit the scope of the indicated devices, elements or components to the particular orientations or to configure and operate in the particular orientations.
Also, some of the terms described above may be used to indicate other meanings in addition to orientation or positional relationships, for example, the term "upper" may also be used to indicate some sort of attachment or connection in some cases. The specific meaning of these terms in the present invention will be understood by those of ordinary skill in the art according to the specific circumstances.
Furthermore, the terms "mounted," "configured," "provided," "connected," "coupled," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; may be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements, or components. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.
As shown in fig. 1 to 6, the present application relates to a telescopic layered water sample sampling device, which comprises a horizontal telescopic arm 1 with a nested combination gear transmission structure, a vertical telescopic arm 4 with a nested combination gear transmission structure, and a multi-level water sample collector 8 correspondingly hung at the bottom of the vertical telescopic arm 4, wherein: one end of the horizontal telescopic arm 1 is fixed on a ship body or a shore fixed position, the other end of the horizontal telescopic arm 1 is connected with a plurality of groups of telescopic rods through nested gears, and the vertical telescopic arm 4 is suspended on the horizontal telescopic arm 1; the multilayer water sample collector 8 comprises a collector main body 801, a sealing door 802 and a steering engine 803, wherein a sample storage cavity 8013 is formed in the collector main body 801, a water sample inlet 8011 communicated with the sample storage cavity 8013 is formed in the side wall of the collector main body 801, a filter screen 8021 opposite to the water sample inlet 8011 is arranged on the sealing door 802, the steering engine 803 is fixedly arranged on the collector main body 801, the sealing door 802 is connected with an output shaft of the steering engine 803, the steering engine 803 can drive the sealing door 802 to move on the outer side of the collector main body 801, and when the setting position of the filter screen 8021 is staggered with the setting position of the water sample inlet 8011, the sealing door 802 seals the water sample inlet 8011; when the setting position of the filter screen 8021 coincides with the setting position of the water sample inlet 8011, the sample storage chamber 8013 is communicated with the outside sequentially through the water sample inlet 8011 and the filter screen 8021.
According to the invention, one end of the horizontal telescopic arm 1 is fixed on a ship body or a shore fixed position, the other end of the horizontal telescopic arm 1 is connected with a plurality of groups of telescopic rods through a nested gear, the vertical telescopic arm 4 is suspended on the horizontal telescopic arm 1, the multilayer water sample collector 8 is suspended at the bottom end of the vertical telescopic arm 4, the purpose of adjusting the sampling position of the multilayer water sample collector 8 is achieved through the telescopic functions of the horizontal telescopic arm 1 and the vertical telescopic arm 4, the collection of the water sample is not only limited to the water surface water sample near the edge position, but also the water sample at a position far away from the shore can be collected, the depth of the collected water sample can be adjusted, the error of water sample collection is reduced, the accuracy of the detection result is greatly improved, and the detected result can reflect the real situation of the water body at the position. In addition, the water sample collecting state of the multi-level water sample collector 8 is controlled through the steering engine 803 and the sealing door 802, when the setting position of the filter screen 8021 on the sealing door 802 is staggered from the setting position of the water sample inlet 8011 on the collector main body 801, the sealing door 802 seals the water sample inlet 8011, and water sample collection is not performed; when the setting position of the filter screen 8021 on the sealing door 802 is coincident with the setting position of the water sample inlet 8011 on the collector main body 801, the water sample inlet 8011 is communicated with the outside to collect the water sample, and the multi-level water sample collector 8 has a simple structure and is convenient to operate and control, and the multi-level water sample collector 8 is matched with the horizontal telescopic arm 1 and the vertical telescopic arm 4 to ensure smooth and rapid completion of water sample collection.
In an alternative embodiment of the present invention, as shown in fig. 1 to 3, a plurality of vertical telescopic arms 4 may be fixedly disposed on the horizontal telescopic arm 1, and the lengths of the vertical telescopic arms 4 may be adjusted to be the same or different, so as to meet the requirement of synchronous collection of water samples at different positions and depths, and further, the sampling operation may be performed simultaneously in the horizontal direction and in the vertical direction, so that the sampling area is enlarged, and the application range is wider.
In an alternative embodiment of the present invention, as shown in fig. 1 to 6, the horizontal telescopic arm 1 includes a horizontal fixing rod 2 and a plurality of horizontal connecting rods 3, one end of the horizontal fixing rod 2 is fixed on a ship hull or a shore fixed position through a universal connection lock nut or a locking handle, the other end of the horizontal fixing rod 2 is slidably connected with the horizontal connecting rods 3 through a nested combination gear transmission structure, the horizontal connecting rods 3 are sequentially slidably connected through a nested combination gear transmission structure, a plurality of first mounting holes 301 are arranged on the horizontal connecting rods 3 at the end in parallel and at intervals along the extending direction of the horizontal connecting rods, and the horizontal connecting rods 3 at the end are fixedly connected with any first mounting holes 301 on the horizontal connecting rods 3 at the end through adding screws at the top ends of the vertical telescopic arms 4. The length of the horizontal telescopic arm 1 can be adjusted by adjusting the telescopic positions of the horizontal fixing rod 2 and each horizontal connecting rod 3, so that the position of the multi-level water sample collector 8 in the horizontal direction can be controlled.
Specifically, as shown in fig. 1 to 5, a first chute 15 is formed on an end surface of one side of the horizontal fixing rod 2 along the extending direction of the horizontal fixing rod 2, a first chute 15 is formed on an end surface of one side of each horizontal connecting rod 3 along the extending direction of each horizontal connecting rod 3, a first rack 10 is arranged on the inner wall of the bottom of the first chute 15, a first accommodating groove 11 is formed on each horizontal connecting rod 3, a first driving motor and a first gear fixedly sleeved on the output shaft of the first driving motor are fixedly arranged in the first accommodating groove 11, the size of the first accommodating groove 11 is matched with the sizes of the first driving motor and the first gear, the horizontal connecting rods 3 are embedded into the first chute 15 on the horizontal fixing rod 2, and the first gear arranged on the horizontal connecting rods 3 is meshed with the first rack 10 on the horizontal fixing rod 2; the first sliding grooves 15 are formed in the horizontal connecting rods 3, the horizontal connecting rods 3 are sequentially embedded into the adjacent first sliding grooves 15, the first racks 10 are arranged on the inner walls of the bottoms of the first sliding grooves 15, the first gears of the horizontal connecting rods 3 are meshed with the first racks 10 on the adjacent horizontal connecting rods 3, the first racks 10 are driven to move through the first gears through controlling the working state of the first driving motor, the horizontal connecting rods 3 are controlled to slide, and the length of the horizontal telescopic arm 1 is adjusted. In addition, the size of the first accommodating groove 11 is matched with the sizes of the first driving motor and the first gear, the power of the first driving motor arranged in the different first accommodating grooves 11 is different, and the first driving motors are mutually independent, so that the sliding positions of different horizontal connecting rods 3 can be controlled by controlling the different first driving motors, the adjustability and the controllability of different telescopic positions are improved, and the operation is more accurate.
Further, the gear modules of the first racks 10 are different, so that the telescopic position of the corresponding horizontal connecting rod 3 can be conveniently controlled through the combination of the first racks 10 with different gear modules.
Further, as shown in fig. 2, a plurality of groups of first supporting rollers 9 are installed on the upper part and the lower part of one side end surface of the horizontal connecting rod 3 along the extending direction of the horizontal connecting rod 3, each first supporting roller 9 located on the upper part and the lower part of the horizontal connecting rod 3 is correspondingly in sliding connection with the top and the bottom of the first sliding groove 15 on the horizontal fixing rod 2, and each first supporting roller 9 located on the upper part and the lower part of the horizontal connecting rod 3 is correspondingly in sliding connection with the top and the bottom of the first sliding groove 15 on the adjacent horizontal connecting rod 3. The horizontal fixing rods 2 and the horizontal connecting rods 3 are supported and glided through the first supporting rollers 9, and compared with the existing inserting and discharging type telescopic structure, the telescopic structure has better stability and smoothness.
In an alternative embodiment of the present invention, as shown in fig. 1 to 6, the vertical telescopic arm 4 includes a vertical fixing rod 5 and a plurality of vertical connecting rods 6, the top end of the vertical fixing rod 5 is fixedly connected with the horizontal telescopic arm 1, the bottom end of the vertical fixing rod 5 is slidably connected with the vertical connecting rods 6 through a nested combined gear transmission structure, the vertical connecting rods 6 are sequentially slidably connected through a nested combined gear transmission structure, a plurality of second mounting holes 601 are arranged on the vertical connecting rods 6 at the bottom side by side and spaced apart along the extending direction of the vertical connecting rods 6, and the multi-level water sample collector 8 is fixedly connected with any second mounting holes 601 on the vertical connecting rods 6 at the bottom through screws. The length of the vertical telescopic arm 4 can be adjusted by adjusting the telescopic positions of the vertical fixing rod 5 and each vertical connecting rod 6, so that the depth of the multi-level water sample collector 8 in water can be controlled.
Specifically, as shown in fig. 1 to 5, a second chute 16 is formed along the extending direction of the vertical fixing rod 5 on the end surface of one side of the vertical fixing rod 5, a second chute 16 is formed along the extending direction of each vertical connecting rod 6 on the end surface of one side of each vertical connecting rod 6, a second rack 17 is arranged on the inner walls of two opposite sides of the second chute 16, a second accommodating groove 14 is formed on each vertical connecting rod 6, a second driving motor and a second gear fixedly sleeved on the output shaft of the second driving motor are fixedly arranged in the second accommodating groove 14, the size of the second accommodating groove 14 is matched with the size of the second driving motor and the size of the second gear, the vertical connecting rods 6 are embedded in the second chute 16 on the vertical fixing rod 5, and the second gear arranged on the vertical connecting rods 6 is meshed with the second rack 17 on the vertical fixing rod 5; the second sliding grooves 16 are formed in the vertical connecting rods 6, the vertical connecting rods 6 are sequentially embedded into the adjacent second sliding grooves 16, second racks 17 are arranged on the inner walls of two opposite sides of the second sliding grooves 16, second gears for the vertical connecting rods 6 are meshed with the second racks 17 on the adjacent vertical connecting rods 6, the second racks 17 are driven to move through the second gears by controlling the working state of the second driving motor, and then the vertical connecting rods 6 are controlled to slide, so that the length of the vertical telescopic arm 4 is adjusted. In addition, the size of the second accommodating groove 14 is matched with the sizes of the second driving motor and the second gear, the power of the second driving motor arranged in the second accommodating groove 14 is different, and the second driving motors are mutually independent, so that the sliding positions of the different vertical connecting rods 6 can be controlled by controlling the different second driving motors, the adjustability and the controllability of different telescopic positions are improved, and the operation is more accurate.
Further, the gear modules of the second racks 17 are different, so that the telescopic position of the corresponding vertical connecting rod 6 can be conveniently controlled through the combination of the second racks 17 with different gear modules.
Further, as shown in fig. 2, a plurality of groups of second supporting rollers 13 are installed along the extending direction of the vertical connecting rod 6 on two opposite sides of the end surface of one side of the vertical connecting rod 6, each second supporting roller 13 located on two opposite sides of the vertical connecting rod 6 is correspondingly slidably connected with two opposite side inner walls of the second sliding groove 16 on the vertical fixing rod 5, and each second supporting roller 13 located on two opposite sides of the vertical connecting rod 6 is correspondingly slidably connected with two opposite side inner walls of the second sliding groove 16 on the adjacent vertical connecting rod 6. The second supporting rollers 13 play a role in supporting and assisting sliding on the vertical fixing rods 5 and the vertical connecting rods 6, and compared with the existing inserting and unloading type telescopic structure, the sliding type telescopic structure has better stability and smoothness.
In an alternative embodiment of the present invention, as shown in fig. 7,8 and 10, the number of sample storage chambers 8013 is plural, the plural sample storage chambers 8013 are sequentially disposed inside the collector main body 801 from top to bottom, a partition plate 8012 is disposed between adjacent sample storage chambers 8013 along a horizontal direction, edges of the partition plate 8012 are in sealing connection with an inner wall of the collector main body 801, the number of water sample inlets 8011 and filter screens 8021 is the same as the number of sample storage chambers 8013, each water sample inlet 8011 is opened on the collector main body 801 at a position opposite to each sample storage chamber 8013, each water sample inlet 8011 is communicated with each corresponding sample storage chamber 8013, each filter screen 8021 is disposed on the sealing door 802, and each filter screen 8021 is opposite to each water sample inlet 8011. The water samples with different depths can be collected through the water sample inlets 8011, and the collected water samples are stored in the corresponding sample storage cavities 8013, so that the water bodies with different depths can be synchronously collected, manual operation of workers is not needed, the water sample collection efficiency of the workers is improved, the water sample collection precision is improved, and the water sample collection device is suitable for being popularized and used on a large scale.
Further, as shown in fig. 7, 8 and 10, the number of sample storage chambers 8013 is three, and the number of water sample inlets 8011 and the number of filter screens 8021 corresponding to the sample storage chambers are also three. Of course, according to the actual use situation, the number of the sample storage chambers 8013 may be multiple, and the number of the water sample inlets 8011 and the filter screens 8021 may be the same as the number of the sample storage chambers 8013.
In an alternative embodiment of the present invention, as shown in fig. 7 to 10, the collector main body 801 is a cylindrical structure arranged along a vertical direction, the top end and the bottom end of the collector main body 801 are both in sealing arrangement, the sealing door 802 is in an arc plate structure, the top of the sealing door 802 is connected with the output shaft of the steering engine 803 through a plurality of connecting rods 8022, the sealing door 802 can be rotatably arranged on the outer side of the collector main body 801 along the circumferential direction of the collector main body 801 through the steering engine 803, and the inner wall of the sealing door 802 is tightly attached to the outer wall of the collector main body 801, so that the use requirement of the sealing door 802 on sealing and opening of each water sample inlet 8011 is met.
In an alternative embodiment of the invention, a plurality of strip-shaped filtering holes are formed on the filtering screen 8021 along the vertical direction, and the filtering holes are continuously and alternately distributed along the horizontal direction, so that the filtering screen 8021 can play a role in filtering out large-particle solid impurities and garbage mixed in a water body in the water sample collecting process.
In an alternative embodiment of the present invention, the connection between the diaphragm 8012 and the inner wall of the collector body 801 may be, but is not limited to, integrally formed.
In an alternative embodiment of the present invention, as shown in fig. 10, a temperature sensor 805 for detecting the temperature of a water sample is disposed at the upper part of the collector body 801, and the temperature of the water body can be detected in real time by the temperature sensor 805, so that a worker can grasp the temperature of the sampled water body in real time.
In an alternative embodiment of the present invention, as shown in fig. 7, 8 and 10, the bottom of the collector body 801 is provided with an inverted conical sampling head 804, and the top of the sampling head 804 is fixedly connected with the bottom of the collector body 801. At some water-level shallower river reach, accessible sampling head 804 is fixed multilayer water sample collector 8 in the bottom of river course, guarantees to carry out smooth, stable collection to the water sample, better development sampling work.
In an alternative embodiment of the present invention, as shown in fig. 1 to 3, a first mounting plate 12 is fixedly arranged at one end of the horizontal telescopic arm 1, the horizontal telescopic arm 1 is fixed on a ship body or a shore fixed position through the first mounting plate 12, a second mounting plate 7 is fixedly arranged at the top of the multi-level water sample collector 8, and the multi-level water sample collector 8 is fixed at the bottom end of the vertical telescopic arm 4 through the second mounting plate 7.
In this embodiment, as shown in fig. 11, a boss 1201 is provided on one side end surface of the first mounting plate 12, a slot matching with the boss 1201 is provided on the hull or the shore fixing position, the boss 1201 is embedded in the slot, and the first mounting plate 12 is fixedly connected with the hull or the shore fixing position by a screw.
The working principle of the telescopic layered water sample sampling device is as follows: the horizontal telescopic boom 1 is fixed on a ship body or a shore fixed position, and the working states of the first driving motors 11 and the second driving motors 14 are respectively controlled, so that the position of the multi-level water sample collector 8 is adjusted, and after the multi-level water sample collector reaches a preset water sample collecting position, the first driving motors 11 and the second driving motors 14 are controlled to stop working. Three sample storage chambers 8013 with different heights are arranged in a collector main body 801 of the multi-level water sample collector 8, a filter screen 8021 corresponding to the position of the sample storage chamber 8013 is arranged on a sealing door 802, a steering engine 803 is arranged on the sealing door 802, the position of the filter screen 8021 on the sealing door 802 is staggered with the position of a water sample inlet 8011 in a normal sealing state, the sealing door 802 seals the water sample inlet 8011, and water samples cannot be collected; after the multi-level water sample collector 8 reaches a preset water sample collecting position, when water samples are required to be collected, a steering engine 803 is started, the steering engine 803 drives a sealing door 802 to rotate a certain angle on the outer side of the collector main body 801 along the circumferential direction of the collector main body 801, a filter screen 8021 is aligned to the position of a water sample inlet 8011, the steering engine 803 is closed, water bodies sequentially enter a sample storage cavity 8013 through filter holes on the filter screen 8021 and the water sample inlet 8011, water samples with different depths are collected, and the filter screen 8021 has a filtering effect; after the water sample is collected, the steering engine 803 is started again, so that the sealing door 802 is restored to the original position, the sealing door 802 seals the water sample inlet 8011 again, and the horizontal telescopic arm 1 and the vertical telescopic arm 4 are detached again, so that the water sample is prevented from flowing outwards in the process of taking out the multilayer water sample collector 8, and the water sample is collected.
From the above description, it can be seen that the following technical effects are achieved:
1. This telescopic layering water sample sampling device is fixed the one end of horizontal telescopic boom 1 on hull or bank fixed position, the other end passes through nested gear connection multiunit telescopic link, vertical telescopic boom 4 hangs on horizontal telescopic boom 1, multi-level water sample collector 8 has been hung in the bottom of vertical telescopic boom 4, but through the telescopic function of horizontal telescopic boom 1 and vertical telescopic boom 4, the purpose that can adjust the sampling position of multi-level water sample collector 8 has been reached, the collection to the water sample is not only limited to the surface of water sample that is close to the border position, can gather the water sample of offshore remote position, but also can adjust the degree of depth of gathering the water sample, reduce the error of water sample collection, the degree of accuracy of testing result improves greatly, in order to guarantee that the result of detecting can reflect the true condition of this position water body.
2. According to the telescopic layered water sample sampling device, the water sample collecting state of the multi-level water sample collector 8 is controlled through the steering engine 803 and the sealing door 802, when the setting position of the filter screen 8021 on the sealing door 802 is staggered from the setting position of the water sample inlet 8011 on the collector main body 801, the sealing door 802 seals the water sample inlet 8011, and water sample collection is not performed; when the setting position of the filter screen 8021 on the sealing door 802 is coincident with the setting position of the water sample inlet 8011 on the collector main body 801, the water sample inlet 8011 is communicated with the outside to collect the water sample, and the multi-level water sample collector 8 has a simple structure and is convenient to operate and control, and the multi-level water sample collector 8 is matched with the horizontal telescopic arm 1 and the vertical telescopic arm 4 to ensure smooth and rapid completion of water sample collection.
3. This telescopic layering water sample sampling device has formed a plurality of sample storage chamber 8013 from top to bottom in proper order in the inside of collector main part 801, and a plurality of water sample inlets 8011 relative and the corresponding intercommunication of each sample storage chamber 8013 with each sample storage chamber 8013 position are seted up to the lateral wall of collector main part 801, can gather the water sample of different degree of depth simultaneously through each water sample inlet 8011 to store the water sample of the multiple degree of depth of gathering to each corresponding sample storage chamber 8013 in, thereby can reach the purpose of carrying out synchronous collection to the water of different degree of depth.
4. The telescopic layered water sample sampling device can be fixedly provided with a plurality of vertical telescopic arms 4 on the horizontal telescopic arm 1, and the lengths of the vertical telescopic arms 4 can be adjusted to be the same or different, so that the requirement of synchronous collection of water samples at different positions and depths is met, and further, sampling work can be simultaneously carried out in the horizontal direction and the vertical direction, the sampling area is enlarged, and the application range is wider.
The above description is only of the preferred embodiments of the present application and is not intended to limit the present application, but various modifications and variations can be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (8)
1. A telescopic layered water sample sampling device is characterized by comprising a horizontal telescopic arm (1) with a nested combined gear transmission structure, a vertical telescopic arm (4) with a nested combined gear transmission structure and a multi-level water sample collector (8) correspondingly hung at the bottom of the vertical telescopic arm (4),
One end of the horizontal telescopic arm (1) is fixed on a ship body or a shore fixed position, the other end of the horizontal telescopic arm is connected with a plurality of groups of telescopic rods through nested gears, and the vertical telescopic arm (4) is hung on the horizontal telescopic arm (1);
The multilayer water sample collector (8) comprises a collector main body (801), a sealing door (802) and a steering engine (803), a sample storage cavity (8013) is formed in the collector main body (801), a water sample inlet (8011) communicated with the sample storage cavity (8013) is formed in the side wall of the collector main body (801), a filter screen (8021) opposite to the water sample inlet (8011) in position is arranged on the sealing door (802), the steering engine (803) is fixedly arranged on the collector main body (801), the sealing door (802) is connected with an output shaft of the steering engine (803), the steering engine (803) drives the sealing door (802) to move outside the collector main body (801), and when the setting position of the filter screen (8021) is staggered with the opening position of the water sample inlet (8011), the sealing door (802) seals the water sample inlet (8011); when the setting position of the filter screen (8021) is coincident with the setting position of the water sample inlet (8011), the sample storage cavity (8013) is communicated with the outside through the water sample inlet (8011) and the filter screen (8021) in sequence;
a temperature sensor (805) for detecting the temperature of the water sample is arranged on the collector main body (801);
the bottom of collector main part (801) is provided with sample head (804) of back taper.
2. The telescopic layered water sample sampling device according to claim 1, wherein the horizontal telescopic arm (1) comprises a horizontal fixing rod (2) and a plurality of horizontal connecting rods (3), one end of the horizontal fixing rod (2) is fixed on a ship body or a shore fixing position through a universal connecting lock nut or a locking handle, the other end of the horizontal fixing rod (2) is slidably connected with the horizontal connecting rods (3) through a nested combined gear transmission structure, the horizontal connecting rods (3) are sequentially slidably connected through the nested combined gear transmission structure, a plurality of first mounting holes (301) are arranged on the horizontal connecting rods (3) at the end part in parallel and at intervals along the extending direction of the horizontal connecting rods, and a top end of the vertical telescopic arm (4) is additionally provided with a screw and is fixedly connected with any first mounting hole (301) on the horizontal connecting rods (3) at the end part.
3. The telescopic layered water sample sampling device according to claim 2, wherein a first sliding groove (15) is formed in one side end surface of each horizontal fixing rod (2) and one side end surface of each horizontal connecting rod (3) along the respective extending direction, a first rack (10) is arranged on the inner bottom wall of each first sliding groove (15), a first accommodating groove (11) is formed in each horizontal connecting rod (3), a first driving motor and a first gear fixedly sleeved on an output shaft of the first driving motor are fixedly arranged in each first accommodating groove (11), the size of each first accommodating groove (11) is matched with the size of each first driving motor and the size of each first gear, each horizontal connecting rod (3) is embedded in the corresponding first sliding groove (15) on the corresponding horizontal fixing rod (2), and the first gear on the corresponding horizontal connecting rod (3) is meshed with the corresponding first rack (10) on the corresponding horizontal fixing rod (2); a first sliding groove (15) is formed in each horizontal connecting rod (3), each horizontal connecting rod (3) is sequentially embedded into the adjacent first sliding groove (15), a first rack (10) is arranged on the inner wall of the bottom of the first sliding groove (15), and a first gear of each horizontal connecting rod (3) is meshed with the first rack (10) on the adjacent horizontal connecting rod (3); the upper part and the lower part of one side end face of the horizontal connecting rod (3) are respectively provided with a plurality of groups of first supporting rollers (9) along respective extending directions, each first supporting roller (9) positioned at the upper part and the lower part of the horizontal connecting rod (3) is correspondingly connected with the top and the bottom of the first sliding groove (15) on the horizontal fixing rod (2) in a sliding manner, and each first supporting roller (9) positioned at the upper part and the lower part of the horizontal connecting rod (3) is correspondingly connected with the top and the bottom of the first sliding groove (15) on the adjacent horizontal connecting rod (3) in a sliding manner.
4. The telescopic layered water sample sampling device according to claim 1, wherein the vertical telescopic arm (4) comprises a vertical fixing rod (5) and a plurality of vertical connecting rods (6), the top end of the vertical fixing rod (5) is fixedly connected with the horizontal telescopic arm (1), the bottom end of the vertical fixing rod (5) is slidably connected with the vertical connecting rods (6) through a nested combined gear transmission structure, each vertical connecting rod (6) is slidably connected through a nested combined gear transmission structure in sequence, a plurality of second mounting holes (601) are arranged on the vertical connecting rods (6) at the bottom side by side and at intervals along the extending direction of the vertical connecting rods, and the multi-level water sample collector (8) is fixedly connected with any second mounting holes (601) on the vertical connecting rods (6) at the bottom through screws.
5. The telescopic layered water sample sampling device according to claim 4, wherein a second sliding groove (16) is formed in one side end surface of each vertical fixing rod (5) and one side end surface of each vertical connecting rod (6) along the respective extending direction, a second rack (17) is arranged on two opposite side inner walls of each second sliding groove (16), a second accommodating groove (14) is formed in each vertical connecting rod (6), a second driving motor and a second gear fixedly sleeved on an output shaft of the second driving motor are fixedly arranged in each second accommodating groove (14), the size of each second accommodating groove (14) is matched with the size of each second driving motor and the size of each second gear, each vertical connecting rod (6) is embedded in each second sliding groove (16) on the vertical fixing rod (5), and the second gear on the vertical connecting rod (6) is meshed with the second rack (17) on the vertical fixing rod (5); a second sliding groove (16) is formed in each vertical connecting rod (6), each vertical connecting rod (6) is sequentially embedded into the adjacent second sliding groove (16), second racks (17) are arranged on the inner walls of two opposite sides of the second sliding groove (16), and the second gears of the vertical connecting rods (6) are meshed with the second racks (17) on the adjacent vertical connecting rods (6); a plurality of groups of second supporting rollers (13) are arranged on two opposite sides of one side end surface of the vertical connecting rod (6) along respective extending directions, each second supporting roller (13) positioned on two opposite sides of the vertical connecting rod (6) is correspondingly in sliding connection with two opposite side inner walls of the second sliding groove (16) on the vertical fixing rod (5), and each second supporting roller (13) positioned on two opposite sides of the vertical connecting rod (6) is correspondingly in sliding connection with two opposite side inner walls of the second sliding groove (16) on the adjacent vertical connecting rod (6).
6. The telescopic layered water sample sampling device according to claim 1, wherein the number of the sample storage cavities (8013) is multiple, the multiple sample storage cavities (8013) are sequentially arranged inside the collector main body (801) from top to bottom, partition plates (8012) are arranged between adjacent sample storage cavities (8013), edges of the partition plates (8012) are in sealing connection with the inner wall of the collector main body (801), the number of the water sample inlets (8011) and the number of the filter screens (8021) are the same as the number of the sample storage cavities (8013), each water sample inlet (8011) is formed in a position, opposite to each sample storage cavity (8013), on the collector main body (801) and is communicated with each corresponding sample storage cavity (8013), and each filter screen (8021) is arranged on the sealing door (802) and at a position opposite to each water sample inlet (8011).
7. The telescopic layered water sample sampling device according to claim 1, wherein the collector main body (801) is of a cylindrical structure arranged along the vertical direction, the top end and the bottom end of the collector main body (801) are both in sealing arrangement, the sealing door (802) is of an arc-shaped plate structure, the top of the sealing door (802) is connected with an output shaft of the steering engine (803) through a plurality of connecting rods (8022), the sealing door (802) can be rotationally arranged on the outer side of the collector main body (801) along the circumferential direction of the collector main body (801) through the steering engine (803), and the inner wall of the sealing door (802) is tightly attached to the outer wall of the collector main body (801).
8. The telescopic layered water sample sampling device according to claim 1, wherein a first mounting plate (12) is fixedly arranged at one end of the horizontal telescopic arm (1), the horizontal telescopic arm (1) is fixed on a ship body or a shore fixed position through the first mounting plate (12), a second mounting plate (7) is fixedly arranged at the top of the multi-level water sample collector (8), and the multi-level water sample collector (8) is fixed at the bottom end of the vertical telescopic arm (4) through the second mounting plate (7).
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