Search

CN-224216349-U - Wetland water sampling equipment

CN224216349UCN 224216349 UCN224216349 UCN 224216349UCN-224216349-U

Abstract

The utility model relates to the technical field of sampling equipment and discloses wetland water sampling equipment, which comprises a sampling mechanism and a remote-control floating vessel, wherein the sampling mechanism is detachably connected to the bottom of the floating vessel, the sampling mechanism comprises a sampling cylinder, a rotating sleeve rotatably sleeved on the outer wall of the sampling cylinder and a driving assembly for driving the rotating sleeve to rotate, a connecting column is coaxially arranged in the sampling cylinder, a plurality of independent accommodating cavities are further arranged in the sampling cylinder in an annular array manner, a partition plate is arranged between every two adjacent accommodating cavities, a plurality of first water inlets which are respectively communicated with the accommodating cavities are formed in the side wall of the sampling cylinder, and a second water inlet which is correspondingly communicated with the first water inlets is formed in the rotating sleeve. The method aims at collecting water bodies in different areas of the wetland, so that the accuracy and the comprehensiveness of samples are ensured, and the accuracy and the scientificity of subsequent detection are ensured.

Inventors

  • XUE LANLAN
  • MA ZHENGRUI
  • CUI YUNFENG
  • XUE PEIPEI
  • ZENG JING

Assignees

  • 重庆市林业科学研究院

Dates

Publication Date
20260508
Application Date
20250519

Claims (7)

  1. 1. The wetland water sampling equipment is characterized by further comprising a remote-control pontoon (1), wherein the remote-control pontoon (1) is detachably connected to the bottom of the pontoon (1), the sampling mechanism comprises a sampling cylinder (2), a rotating sleeve (3) rotatably sleeved on the outer wall of the sampling cylinder (2) and a driving assembly (4) for driving the rotating sleeve (3) to rotate, connecting columns (21) are coaxially arranged in the sampling cylinder (2), a plurality of independent containing cavities (22) are further annularly arranged in the sampling cylinder (2), a partition plate (23) is arranged between every two adjacent containing cavities (22), a plurality of first water inlet holes (24) which are respectively communicated with the corresponding containing cavities (22) are formed in the side wall of the sampling cylinder (2), and second water inlet holes (31) which are correspondingly communicated with the first water inlet holes (24) are formed in the rotating sleeve (3).
  2. 2. The wetland water sampling equipment according to claim 1, wherein the heights of the first water inlet holes (24) are gradually reduced along a clockwise direction or a anticlockwise direction, the second water inlet holes (31) are multiple, the second water inlet holes (31) are arranged along a vertical direction, and each second water inlet hole (31) can be in one-to-one correspondence with each first water inlet hole (24).
  3. 3. The wetland water sampling equipment according to claim 2, wherein a filter plate (32) is arranged in the second water inlet hole (31), a plurality of filter holes are formed in the filter plate (32), and a plurality of sealing rings (33) respectively sleeved on the second water inlet hole (31) are formed in the inner wall of the rotating sleeve (3).
  4. 4. The wetland water sampling equipment according to claim 1, wherein a bottom cover (25) is arranged at the bottom of the sampling cylinder (2), a plurality of drain pipes (251) corresponding to the accommodating cavities (22) are formed on the bottom cover (25), pipe caps (252) are further arranged at the bottoms of the drain pipes (251), connecting screw rods (253) connected with the connecting columns (21) are further arranged on the bottom cover (25), threaded holes (211) matched with the connecting screw rods (253) are formed at the bottoms of the connecting columns (21), knobs (254) are further arranged at the bottoms of the bottom cover (25), and sealing gaskets (26) are further arranged between the sampling cylinder (2) and the bottom cover (25).
  5. 5. The wetland water sampling equipment according to claim 1, wherein a rotating ring (34) matched with the rotation of the sampling tube (2) is formed on the inner wall of the rotating sleeve (3), a rotating groove (27) matched with the rotating ring (34) is formed at the top of the sampling tube (2), the driving assembly (4) comprises a driving gear (41), a rotating shaft (42) for installing the driving gear (41) and a motor (43) for driving the rotating shaft (42) to rotate, an inner ring gear (35) meshed with the driving gear (41) is arranged on the inner wall of the rotating sleeve (3), the rotating shaft (42) is rotatably connected to the top of the sampling tube (2), the driving gear (41) is installed on the rotating shaft (42), the motor is fixedly installed on the floating vessel (1), and an installation box (11) for installing the motor (43) is arranged at the bottom of the floating vessel (1).
  6. 6. The wetland water sampling equipment according to claim 5, wherein the bottom of the pontoon (1) is further provided with a mounting seat (12) for mounting the sampling mechanism, the top of the sampling cylinder (2) is provided with a mounting table (28), the mounting table (28) is provided with a plurality of plugging posts (281) and connecting blocks (282), the top of the mounting seat (12) is provided with plugging holes (121) matched with the plugging posts (281) and connecting grooves (122) matched with the connecting blocks (282), the mounting seat (12) is further provided with a locking mechanism (5), one side of the connecting blocks (282) is provided with a locking groove (2821), the locking mechanism (5) comprises a locking piece (51) and a spring (52), the locking piece (51) comprises a locking head (511) capable of being inserted into the locking groove (2821), a control pulling plate (512) and a pulling rod (513) connected between the locking head (511) and the control pulling plate (512), the mounting seat (12) is provided with a locking mechanism (5), one side of the connecting blocks (282) is provided with a locking groove (2821), and the locking piece (51) is provided with a movable pulling rod (513), and the locking piece (123) is sleeved on the spring (52).
  7. 7. The wetland water sampling equipment according to claim 1, wherein the top of the pontoon (1) is further provided with a camera (13).

Description

Wetland water sampling equipment Technical Field The utility model belongs to the technical field of sampling equipment, and particularly relates to wetland water sampling equipment. Background The wetland is a region which naturally forms and is perennially or seasonally ponded, the water depth is not more than 6m at the low tide of the beach, the land is a land which is permanently or intermittently submerged by shallow water, the buried water depth is less than 3 m, the water content of bottom mud is more than 30%, the change of the water depth in seasons or years is larger, the change range is more than 30% of water areas, such as swamps, wet origins, peat lands, beach lands, paddy fields or other ponded areas, and sampling equipment is needed when the water body in the wetland is sampled. The patent with the application number of CN202321372942.3 discloses wetland water sampling equipment, which comprises a sleeve, wherein a screw is connected with the inside of the sleeve in a threaded manner, an acquisition cylinder is rotatably arranged at the bottom end of the screw, a threaded sleeve is integrally arranged at the bottom end of the acquisition cylinder, a threaded pipe is rotatably arranged in the threaded sleeve, clamping grooves are annularly formed in the top of the threaded pipe at equal intervals, and a filter screen is arranged in the threaded pipe in a clamping manner. According to the wetland water sampling equipment provided by the utility model, the crank is rotated to drive the screw rod to rotate, so that the collection cylinder moves downwards, the sampling cylinder contacts with the wetland, the sampling cylinder continuously moves downwards, mud impurities are blocked by the filter screen, water enters the interior of the collection cylinder, the sampling valve is opened, water enters the sampling tube, and finally the water enters the sampling bottle to finish sampling operation. This sampling equipment can only take a sample once to this equipment relies on manpower manual sampling, can only sample near the shallow or low-lying department, can't guarantee the accuracy and the comprehensiveness of sample, is difficult to guarantee the reliability and the scientificity of follow-up detection simultaneously. In view of the above, the present inventors have made intensive studies to solve the above-mentioned drawbacks of the prior art. Disclosure of utility model The utility model aims to provide wetland water body acquisition equipment which can acquire water bodies in different areas in a wetland and ensure the accuracy and the comprehensiveness of samples. In order to achieve the technical purpose, the utility model adopts the following technical scheme: The wetland water sampling equipment comprises a sampling mechanism and a remote-control floating vessel, wherein the sampling mechanism is detachably connected to the bottom of the floating vessel, the sampling mechanism comprises a sampling cylinder, a rotating sleeve and a driving assembly, the rotating sleeve is rotatably sleeved on the outer wall of the sampling cylinder, the driving assembly drives the rotating sleeve to rotate, a connecting column is coaxially arranged in the sampling cylinder, a plurality of independent accommodating cavities are further annularly arranged in the sampling cylinder in an array manner, a partition plate is arranged between every two adjacent accommodating cavities, a plurality of first water inlet holes which are respectively communicated with the accommodating cavities are formed in the side wall of the sampling cylinder, and a second water inlet hole which can be correspondingly communicated with the first water inlet holes is formed in the rotating sleeve. The height of the first water inlet holes is gradually reduced along the clockwise direction or the anticlockwise direction, the second water inlet holes are multiple, the second water inlet holes are arranged along the vertical direction, and each second water inlet hole can be in one-to-one correspondence with each first water inlet hole. The heights of the first water inlet holes are staggered, and each first water inlet hole corresponds to the corresponding second water inlet hole, so that cross contamination of samples in each accommodating cavity can be avoided. Further, a filter plate is arranged in the second water inlet hole, a plurality of filter holes are formed in the filter plate, and a plurality of sealing rings respectively sleeved on the second water inlet hole are formed on the inner wall of the rotating sleeve. Some larger impurities in the water can be effectively filtered through the filter plate. Further, a bottom cover is arranged at the bottom of the sampling cylinder, a plurality of drain pipes corresponding to the accommodating cavities are formed on the bottom cover, a pipe cap is further arranged at the bottom of the drain pipes, a connecting screw rod connected with the connecting column is further arranged on