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CN-122017271-A - Full-automatic salinity analysis system

CN122017271ACN 122017271 ACN122017271 ACN 122017271ACN-122017271-A

Abstract

The application provides a full-automatic salinity analysis system, which relates to the technical field of ocean detection and comprises a rack and a salinity meter arranged at the bottom of an inner cavity of the rack, wherein a touch panel is obliquely arranged on the right side of the top end of the rack, a sampling assembly is arranged at the upper end of the inner cavity of the rack and comprises a rotary sample tray, a plurality of groups of sample cups are arranged in the middle of the upper end of the rotary sample tray, and sampling needles for sampling samples in the sample cups are connected with a sampling pump through hoses. According to the application, by arranging the rotary sample tray, the movable sampling needle and the two independent preheating barrels, including the first preheating barrel and the second preheating barrel, and matching with the control system, the efficient, full-automatic and continuous operation of salinity analysis is realized, the salinity meter almost does not need to wait, a plurality of samples can be continuously analyzed and detected, and the efficiency of analyzing and detecting the salinity of the seawater samples is greatly improved.

Inventors

  • WEI CHUANJIE
  • Diao xinyuan
  • REN QIANG
  • CHEN ZHAO
  • NIU XINGJUN

Assignees

  • 中国科学院海洋研究所

Dates

Publication Date
20260512
Application Date
20260107

Claims (8)

  1. 1. The utility model provides a full-automatic salinity analysis system, includes frame (1) to and install salinity meter (2) in frame (1) inner chamber bottom, touch panel (3), its characterized in that are installed to the top right side tilting of frame (1): the inner cavity upper end of the rack (1) is provided with a sampling assembly, the sampling assembly comprises a rotary sample tray (7), the middle part of the upper end of the rotary sample tray (7) is provided with a plurality of groups of sample cups (4) and sampling needles (11) for extracting samples in the sample cups (4), the sampling needles (11) are connected with sampling pumps (20) through hoses, the output ends of the sampling pumps (20) are respectively connected with a first preheating barrel (25) and a second preheating barrel (26) through a first pipeline (23) and a second pipeline (24), and the first preheating barrel (25) and the second preheating barrel (26) are communicated with a salinity meter (2) through pipelines; The ultrasonic cleaning device is characterized in that a cleaning assembly is arranged on the left side of the back of the frame (1), the cleaning assembly comprises an ultrasonic cleaning cylinder (32), the ultrasonic cleaning cylinder (32) is positioned at the left end of the rotary sample disc (7), a drying assembly is arranged in the middle of the top end of the ultrasonic cleaning cylinder (32), the drying assembly comprises a thermal dryer (36), an air outlet of the thermal dryer (36) is provided with an air exhaust pipeline (37) with an annular structure, an inlet (38) is formed in the right side of the air exhaust pipeline (37), and the air exhaust pipeline (37) is fixedly arranged in the middle of the top end of the ultrasonic cleaning cylinder (32); The cleaning assembly further comprises two groups of inner wall stirrers (27), the two groups of inner wall stirrers (27) are movably arranged in the inner cavities of the first preheating barrel (25) and the second preheating barrel (26) respectively, and the inner wall stirrers (27) are driven by a cleaning motor (28); The driving mechanism is used for carrying out horizontal displacement and lifting adjustment on the position of the sampling needle (11), and comprises a lifting assembly and a horizontal adjustment assembly; The lifting assembly comprises an electric push rod (13), the sampling needle (11) is fixedly arranged at the bottom of the output end of the electric push rod (13) through a fixing frame, the horizontal adjusting assembly comprises a ball screw (15) and a sliding block (14) which is slidably arranged on the surface of the ball screw (15), the electric push rod (13) is fixedly arranged at the middle part of the left end of the sliding block (14) through a fixing sleeve (12), and the ball screw (15) is movably arranged in the inner cavity of the frame (1) and is driven by a driving motor (16).
  2. 2. The full-automatic salinity analysis system according to claim 1, wherein the liquid outlet pipes at the bottoms of the first preheating barrel (25) and the second preheating barrel (26) are respectively provided with a second three-way valve (29), the outlet ends of the second three-way valves (29) are respectively provided with a sewage draining pipe (30) and a sample injection pipe (31), and the sample injection pipe (31) is communicated with the salinity meter (2).
  3. 3. A fully automatic salinity analysis system according to claim 2, wherein the outlet port of the sampling pump (20) is provided with a delivery tube (21), and the end of the delivery tube (21) is in communication with the first and second pipelines (23, 24) respectively via a first three-way valve (22).
  4. 4. The full-automatic salinity analysis system according to claim 3, wherein the rotary sample tray (7) is movably mounted in the inner cavity of the rack (1), the rotary sample tray (7) is driven by the rotary motor (6), a plurality of groups of storage grooves (8) for storing sample cups (4) are formed in the upper end surface of the rotary sample tray (7) in a ring-shaped array, a pressing cover (9) is arranged at the top of the rotary sample tray (7), the pressing cover (9) is lifted by the air cylinder (10), and a plurality of groups of through holes (91) corresponding to the storage grooves (8) are formed in the middle of the inner side of the pressing cover (9).
  5. 5. The full-automatic salinity analysis system according to claim 4, wherein the top end opening of the sample cup (4) is provided with a sealing cover (5), a sealing rubber ring (51) is arranged in the middle of the inner side of the sealing cover (5), and a cross-shaped notch is formed in the middle of the inner side of the sealing rubber ring (51).
  6. 6. The full-automatic salinity analysis system according to claim 5, wherein a limiting sliding assembly is arranged in the middle of the right end of the sliding block (14), the limiting sliding assembly comprises a limiting sliding rail (18) and a limiting sliding block (17), the limiting sliding rail (18) is fixedly arranged on a supporting frame (19) of an inner cavity of the frame (1), the limiting sliding block (17) is fixedly connected with the sliding block (14), and the limiting sliding block (17) is in sliding connection with the limiting sliding rail (18).
  7. 7. The full-automatic salinity analysis system according to claim 6, wherein a liquid storage tank (35) is arranged on one side of the bottom end of the frame (1), the liquid storage tank (35) is arranged at the side end of the salinity meter (2), and the liquid storage tank (35) is connected with the ultrasonic cleaning cylinder (32) through a supply pump (34) and a supply pipeline (33).
  8. 8. The full-automatic salinity analysis system according to claim 7, wherein a protective cover (39) is arranged on the left side of the top end of the frame (1), and the protective cover (39) is made of transparent materials and hinged with the frame (1) through a hinge.

Description

Full-automatic salinity analysis system Technical Field The invention relates to the technical field of ocean detection, in particular to a full-automatic salinity analysis system. Background In marine surveys, the temperature and salt depth are the most basic and the most core observation elements, and accurate measurement of the temperature and salt depth has important influence on other physical elements in the ocean, such as density of seawater, chemical and biological characteristics of the seawater and the like, and measurement errors can influence other research related to the ocean and cause serious economic loss. At present, the traditional laboratory salinity analysis, comparison measurement and salinity sensor calibration experiments mostly adopt modes of manual sampling, manual sample introduction, conductivity measurement and the like, and the problems of complex operation, low efficiency, easy cross contamination among samples, high labor cost and the like exist. Although some automatic analysis instruments exist at present, when continuous and large-batch sample analysis is performed, the problems that the waiting time of an analysis gap is long, the accuracy of a subsequent sample is influenced by incomplete sampling and pipeline cleaning, the whole analysis speed is influenced by time consumption of a preheating link and the like often exist. To solve the above problems, we propose a fully automatic salinity analysis system to solve the above problems. Disclosure of Invention In order to solve the problems in the background technology, the invention provides a full-automatic salinity analysis system, which realizes automation, continuity and high efficiency of salinity analysis through integrated sampling, cleaning, preheating and analysis flow design, particularly a mode of alternately working with double preheating barrels, and effectively avoids cross contamination among samples. In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: The full-automatic salinity analysis system comprises a frame and a salinity meter arranged at the bottom of an inner cavity of the frame, wherein a touch panel is obliquely arranged on the right side of the top end of the frame, a sampling assembly is arranged at the upper end of the inner cavity of the frame, the sampling assembly comprises a rotary sample tray, a plurality of groups of sample cups and sampling needles for extracting samples in the sample cups are arranged in the middle of the upper end of the rotary sample tray, the sampling needles are connected with sampling pumps through hoses, the output ends of the sampling pumps are respectively connected with a first preheating barrel and a second preheating barrel through a first pipeline and a second pipeline, and the first preheating barrel and the second preheating barrel are communicated with the salinity meter through pipelines; The ultrasonic cleaning device comprises a rack, and is characterized in that a cleaning assembly is arranged on the left side of the back of the rack, the cleaning assembly comprises an ultrasonic cleaning cylinder, the ultrasonic cleaning cylinder is positioned at the left end of a rotary sample tray, a drying assembly is arranged in the middle of the top end of the ultrasonic cleaning cylinder, the drying assembly comprises a hot dryer, an air outlet of the hot dryer is provided with an air exhaust pipeline with an annular structure, an inlet is formed in the right side of the air exhaust pipeline, and the air exhaust pipeline is fixedly arranged in the middle of the top end of the ultrasonic cleaning cylinder; The horizontal adjusting assembly comprises a ball screw and a sliding block which is slidably arranged on the surface of the ball screw, the electric push rod is fixedly arranged in the middle of the left end of the sliding block through a fixed sleeve, and the ball screw is movably arranged in an inner cavity of the frame and is driven by a driving motor. Preferably, the drain pipes at the bottoms of the first preheating barrel and the second preheating barrel are respectively provided with a second three-way valve, the outlet ends of the second three-way valves are respectively provided with a drain pipe and a sample inlet pipe, and the sample inlet pipes are communicated with the salinity meter. Preferably, the outlet of the sampling pump is provided with a conveying pipe, and the tail end of the conveying pipe is respectively communicated with the first pipeline and the second pipeline through a first three-way valve. Preferably, the rotary sample tray is movably arranged in the inner cavity of the rack, the rotary sample tray is driven by a rotary motor, a plurality of groups of storage grooves for storing sample cups are formed in the upper end surface of the rotary sample tray in an annular array, a gland is arranged at the top of the rotary sample tray, the gland is lifted through a cylinder, and a plural