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Auto-sampler

A sampling machine, automatic technology, applied in the direction of measuring devices, instruments, scientific instruments, etc.

Inactive Publication Date: 2014-09-10
SHIMADZU SEISAKUSHO CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Here, when cooling the air in the sample container and the case, the pressure of the water vapor in the case may exceed the saturated water vapor pressure, and dew condensation may occur on the sample container, etc.

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0031] figure 1 It is a perspective view of the interior of the automatic sampler 1 of this embodiment with the right outer door 2 and the left outer door 3 opened.

[0032] An optical door sensor 4 for detecting the opening of the outer door is attached to the upper part of the automatic sampler 1 . Moreover, the LED lamp 5 which blinks and notifies the abnormality when abnormality, such as temperature control etc. arises, is attached to the upper unit 10 mentioned later. Moreover, an opening 30 is provided on the right side of the autosampler 1, and the opening 30 communicates the outside of the autosampler 1 with the inside of the upper assembly 10, and a plate composed of a fixed end is provided on the outside of the opening 30. 31 of the shutters.

[0033] An upper unit 10 and a lower unit 20 are housed in the autosampler 1 .

[0034] figure 2 The main part structure inside the upper assembly 10 is shown in . This upper unit 10 corresponds to the casing of the pres...

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PUM

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Abstract

The invention relates to an auto-sampler (1) which is provided with a housing (10), the inside of which can be hermetically sealed. The auto-sampler (1) comprises: an opening (30) which is provided in a wall surface of the housing (10); and a gas discharge means (32) which discharges gas within the housing (10) to the outside of the housing (10) through the opening (30).

Description

technical field [0001] The invention relates to an automatic sampler. In particular, it relates to an automatic sampler suitable for use in a liquid chromatograph apparatus. Background technique [0002] In an automatic sampler used in a liquid chromatograph, a sampling needle is used to suck and hold a liquid sample in a sample container, and a moving part is used to move the sampling needle to an injection port at a predetermined position, and inject the liquid sample into it . [0003] In the casing of the automatic sampler, in addition to the rack for placing a plurality of sample containers at predetermined positions, the moving member for moving the sampling needle as described above, and the sample injection port described above, there are also The cleaning liquid cleans the cleaning tank of the sampling needle, the waste liquid flow path through which the waste liquid after cleaning the sampling needle circulates, and the like. In addition, a container for accommo...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01N30/24
CPCG01N30/24G01N2030/027
Inventor 藤田高彬井上隆志
Owner SHIMADZU SEISAKUSHO CO LTD
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