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CN-122016407-A - Automatic suction sampling device for surface water sampling station

CN122016407ACN 122016407 ACN122016407 ACN 122016407ACN-122016407-A

Abstract

The invention relates to the technical field of surface water sampling, and discloses an automatic suction sampling device for a surface water sampling station, which comprises a sampling device body, an automatic suction pump, a lifting adjusting mechanism and a supporting adjusting mechanism, wherein the automatic suction pump is arranged at the upper end of the sampling device body; the supporting and adjusting mechanism is connected to the outside of the suction cylinder in a sliding manner, and the lifting and adjusting mechanism is fixedly arranged in front of the upper end of the sampling device body and is connected to the near lower end of the outside of the water pumping extension hose below the upper end of the sampling device body. The invention can quickly reach different sampling sites, the spiral rotating structure can better adapt to water body environments with different depths, the water sample can be quickly and effectively guided into the suction cylinder, and the sampling efficiency is improved.

Inventors

  • HE CHUNWEI
  • LI BO
  • LI JUN

Assignees

  • 深圳市绿恩环保技术有限公司

Dates

Publication Date
20260512
Application Date
20260320

Claims (7)

  1. 1. An automatic suction sampling device for a surface water sampling station comprises a sampling device body (1), an automatic suction pump (2), a lifting adjusting mechanism (3) and a supporting adjusting mechanism (4), and is characterized in that a movable supporting structure (11) is fixedly arranged at the bottom of the sampling device body (1), and a push rod frame (12) is fixedly arranged at the upper near rear end of the sampling device body (1); The automatic suction pump (2) is arranged at the upper end of the sampling device body (1), the front end of the automatic suction pump (2) is provided with a suction pump body (21), the front end of the suction pump body (21) is connected with a suction pipe (22), the side end of the suction pump body (21) is connected with a pump water pipe (23), the upper end of the pump water pipe (23) is provided with an extension installation pipe (231), the lower end of the suction pipe (22) is provided with a suction extension hose (24), and the lower end of the suction extension hose (24) is provided with a suction cylinder (25); The support adjusting mechanism (4) is slidably connected to the outside of the suction cylinder (25), and the lifting adjusting mechanism (3) is fixedly arranged in front of the upper end of the sampling device body (1) and is connected to the near lower end of the outside of the water pumping extension hose (24) below the upper end of the sampling device body.
  2. 2. The automatic suction sampling device for a surface water sampling station according to claim 1, wherein a through hole (253) is formed above the suction cylinder (25), and the lower end of the water pumping extension hose (24) is fixedly arranged at the upper end of the through hole (253); the bottom of the suction cylinder (25) is provided with a mounting groove (251), and the lower end of the mounting groove (251) is provided with a primary filter screen (252).
  3. 3. The automatic suction sampling device for a surface water sampling station according to claim 2, wherein a cross rod (26) is fixedly distributed in the middle of the inner side wall of the suction barrel (25), a bearing ring (261) is fixedly arranged in the middle of the cross rod (26), a movable rod (262) is rotatably connected in the middle of the bearing ring (261), spiral blades (263) are fixedly distributed on the outer side wall of the movable rod (262), and the spiral blades (263) are of a top-down large structure.
  4. 4. The automatic suction sampling device for the surface water sampling station according to claim 1, wherein the lifting adjusting mechanism (3) comprises a bracket (31), a first electric telescopic device (32), an adapter plate (34), a fixed transverse plate (35) and a second electric telescopic device (36), the bracket (31) is fixedly arranged at the front corner of the upper end of a sampling device vehicle body (1) in an L-shaped plate structure, and a reinforcing plate (311) is fixedly arranged at the lower end of the bracket (31); The electric telescopic device I (32) is fixedly arranged in front of the upper end of the support (31), a telescopic rod I (321) is connected to the lower portion of the electric telescopic device I (32) in a penetrating manner, one end of the adapter plate (34) is fixedly arranged at the lower end of the telescopic rod I (321), the other end of the adapter plate (34) is fixedly arranged at the outer near lower end of the pumping extension hose (24), and struts (341) are fixedly distributed between the adapter plate (34) and the pumping cylinder (25) in a circle.
  5. 5. The automatic suction sampling device for a surface water sampling station according to claim 4, wherein a support plate (332) is fixedly arranged at the bottom of the support (31), a connecting plate (331) is fixedly distributed at the front end of the support plate (332), a limiting ring (33) is fixedly distributed at the front end of the connecting plate (331), and the limiting ring (33) is positioned outside the telescopic rod I (321).
  6. 6. The automatic suction sampling device for a surface water sampling station according to claim 5, wherein the support adjusting mechanism (4) comprises a slip ring (41), a transfer rod (43), a support frame plate (44) and a bottom plate (45), a limiting plate (42) is fixedly arranged on the outer side wall of the suction cylinder (25), the slip ring (41) is connected to the outside of the suction cylinder (25) in a sliding mode and is limited to the outer end of the limiting plate (42), the support frame plate (44) is of a frame-shaped structure with a small upper part and a large lower part and is fixedly distributed on the outer side wall of the slip ring (41), the bottom plate (45) is fixedly arranged at the bottom of the support frame plate (44), and a tip structure (46) is fixedly distributed at the bottom of the bottom plate (45).
  7. 7. The automatic suction sampling device for a surface water sampling station according to claim 6, wherein the fixed transverse plate (35) is fixedly arranged on the side part of the bracket (31), the second electric telescopic device (36) is fixedly arranged at the upper end of the fixed transverse plate (35), the lower end of the second electric telescopic device (36) is connected with the second telescopic rod (361) in a penetrating way, the middle part of the adapter plate (34) is fixedly provided with a limiting cylinder (362) in a penetrating way, and the second telescopic rod (361) is connected in the limiting cylinder (362) in a penetrating way; The transfer rod (43) is fixedly arranged on the outer side wall of the slip ring (41) in a bent pipe structure, and the transfer rod (43) is fixedly arranged at the bottom of the telescopic rod II (361).

Description

Automatic suction sampling device for surface water sampling station Technical Field The invention relates to the technical field of surface water sampling, in particular to an automatic suction sampling device for a surface water sampling station. Background In the surface water sampling work, accurately, efficiently and stably acquiring a water sample is important to various fields such as environmental monitoring, water quality evaluation and the like. The monitoring of the surface water environment is a core means for evaluating ecological health and pollution control effects, and the accuracy of sampling data is directly related to the reliability of subsequent analysis. The sampling device of the traditional surface water sampling station may lack a reasonable structure which is convenient to move and operate, is difficult to quickly reach different sampling sites, has low sampling flexibility and efficiency, has high fluid transmission resistance and low pumping efficiency, a water sample cannot accurately enter a suction cylinder, lacks a preliminary filtering device, easily enters the suction pump and the sampling container, influences the service life of equipment and the purity of water quality, further influences the accuracy of subsequent analysis and detection data, possibly influences sampling uniformity due to unsmooth local water flow or impurity accumulation when the suction cylinder goes deep into a water body, is difficult to accurately adjust the vertical position of the suction cylinder to realize sampling of water bodies with different depths, and has the defects of stable supporting structure, easy shaking or inclination and influences the reliability and the safety of sampling in a water flow turbulent environment or a terrain complex environment. For this purpose, a corresponding technical solution needs to be designed to solve. Disclosure of Invention Aiming at the defects of the prior art, the invention provides an automatic suction sampling device for a surface water sampling station, which solves the technical problems. The automatic suction sampling device for the surface water sampling station comprises a sampling device body, an automatic suction pump, a lifting adjusting mechanism and a supporting and adjusting mechanism, wherein a movable supporting structure is fixedly arranged at the bottom of the sampling device body, and a push rod frame is fixedly arranged at the upper part and the near rear end of the sampling device body; The automatic suction pump is arranged at the upper end of the sampling device body, the front end of the automatic suction pump is provided with a suction pump body, the front end of the suction pump body is connected with a suction pipe, the side end of the suction pump body is connected with a water pumping pipe, the upper end of the water pumping pipe is provided with an extension mounting pipe, the extension mounting pipe increases the connection flexibility of the water pumping pipe, the installation and adjustment are convenient according to actual sampling requirements, the lower end of the suction pipe is provided with a water pumping extension hose, the use of the water pumping extension hose enables the suction pipe to more flexibly penetrate into water bodies with different depths and positions, the sampling range is enlarged, and the lower end of the water pumping extension hose is provided with the suction pipe; the support adjusting mechanism is connected to the outside of the suction cylinder in a sliding manner, and the lifting adjusting mechanism is fixedly arranged in front of the upper end of the sampling device body and is connected to the outer near lower end of the pumping extension hose below the upper end of the sampling device body. Preferably, a through hole is formed above the suction tube, and the lower end of the suction extension hose is fixedly arranged at the upper end of the through hole; The bottom of the suction cylinder is provided with a mounting groove, and the lower end of the mounting groove is provided with a primary filter screen; The through hole is used for intaking to extension hose top, and the mounting groove is used for quick assembly disassembly preliminary filter screen, and preliminary filter screen is used for filtering large-scale impurity. Preferably, a cross rod is fixedly distributed in the middle of the inner side wall of the suction cylinder, a bearing ring is fixedly arranged in the middle of the cross rod, a movable rod is rotatably connected in the middle of the bearing ring, a spiral blade is fixedly distributed on the outer side wall of the movable rod, and the spiral blade is of a structure with a small upper part and a large lower part; the multiunit horizontal pole is used for to inboard centre department fixed bearing ring, and the bearing ring is used for rotating support movable rod, and the movable rod is used for fixed helical blade from top to bottom, and helical blade that bi