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Automatic water quality sampler and operating method thereof

A technology of automatic sampling and working method, applied in the direction of sampling device, etc., can solve the problems of easy loss of positioning method, inaccurate entry of water samples, positioning deviation, etc., and achieve the effects of simple structure, large torque and high reliability.

Inactive Publication Date: 2017-05-24
FOCUSED PHOTONICS
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] In the field of water quality monitoring, after the water quality sampler collects the water sample into the mixing bucket, it needs to retain the water sample for analysis, and the sample retention unit is usually equipped with multiple retention sample bottles side by side. The sample bottle is positioned in a straight line, but this positioning method is very easy to lose steps, resulting in positioning deviation, so that the water sample cannot accurately enter the reserved sample bottle

Method used

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  • Automatic water quality sampler and operating method thereof
  • Automatic water quality sampler and operating method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0051] figure 1 A schematic structural diagram of the rotary positioning device of the water quality automatic sampler of this embodiment is given schematically, figure 2 Schematically provides a schematic structural diagram of the axial positioning device of the water quality automatic sampler of the present embodiment, as Figure 1-2 Shown, described water quality sampler comprises:

[0052] Rotary positioning device, described rotary positioning device is used for at least two retaining sample bottles of retaining sample unit are carried out rotational positioning; Described rotating positioning device comprises power mechanism and positioning mechanism, and described power mechanism comprises: first motor (in the figure not shown), the first synchronous pulley 11 and the first synchronous belt 12; the positioning mechanism further includes:

[0053] fixed block 21;

[0054] A rotary bearing 22, the rotary bearing is arranged on the fixed block 21;

[0055] The first s...

Embodiment 2

[0091] This embodiment provides an automatic water quality sampler and its working method. The difference from Embodiment 1 is that there are two photoelectric switches in this embodiment. When the two photoelectric switches detect signals simultaneously within a period of time and the If a photoelectric switch detects the signal in advance, it is determined that the position where the signal is detected in advance is the initial position.

Embodiment 3

[0093] An application example of the water quality automatic sampler in embodiment 1 of the present invention in the field of water quality monitoring.

[0094] In this application example, the water quality automatic sampler includes a sampling pump connected in sequence, a mixing bucket, and a sample supply pump. While analyzing, the water sample is delivered to the sample retention unit through the axial positioning device for sample retention. The sample retention unit includes at least two sample retention bottles, and the at least two sample retention bottles are placed on the rotary positioning device. There are multiple slits (such as 25) on the code wheel of the rotary positioning device, including 1 characteristic slit, and the rest are ordinary slits. On the rotary positioning device and at the position corresponding to each slit, there are reserved samples bottle; the axial positioning device is provided with a sample retention / cleaning position and an emptying pos...

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Abstract

The invention relates to an automatic water quality sampler. The water quality sampler comprises a rotary positioning device, a positioning code disc and a photoelectric switch, wherein the rotary positioning device comprises a power mechanism and a positioning mechanism; the positioning mechanism further comprises a fixing block, a rotating bearing arranged on the fixing block, and a first synchronous idle pulley; slits are formed in the positioning code disc; the positions of the slits correspond to at least two sample reserving bottles arranged on the rotary positioning device; the slits comprise a characteristic slit and ordinary slits; the quantity of the characteristic slit is only one; the photoelectric switch is fixedly arranged on the fixing block; a signal detection area of the photoelectric switch is positioned on the edge of the positioning code disc; and the positioning code disc is rotated under the drive of the first synchronous idle pulley, and the slits are positioned and counted by the photoelectric switch. The automatic water quality sampler disclosed by the invention has the advantages of simple structure, positioning accuracy and the like.

Description

technical field [0001] The invention relates to the field of water quality monitoring, in particular to an automatic water quality sampler and a working method for three-dimensional positioning using a rotary positioning device and an axial positioning device. Background technique [0002] In the field of water quality monitoring, after the water quality sampler collects the water sample into the mixing bucket, it needs to retain the water sample for analysis, and the sample retention unit is usually equipped with multiple retention sample bottles side by side. The sample bottle is positioned in a straight line, but this positioning method is very easy to lose steps, resulting in positioning deviation, so that the water sample cannot accurately enter the reserved sample bottle. Contents of the invention [0003] In order to solve the above-mentioned shortcomings in the prior art solutions, the present invention provides a water quality automatic sampler with simple structu...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01N1/14
CPCG01N1/14
Inventor 蒋成兴项光宏赵忠欣
Owner FOCUSED PHOTONICS
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