WO2021120609A1 - 保证温度均匀的色谱柱温度均匀器 - Google Patents

保证温度均匀的色谱柱温度均匀器 Download PDF

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Publication number
WO2021120609A1
WO2021120609A1 PCT/CN2020/101548 CN2020101548W WO2021120609A1 WO 2021120609 A1 WO2021120609 A1 WO 2021120609A1 CN 2020101548 W CN2020101548 W CN 2020101548W WO 2021120609 A1 WO2021120609 A1 WO 2021120609A1
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WO
WIPO (PCT)
Prior art keywords
conduction block
metal heat
heat conduction
chromatographic column
semicircular
Prior art date
Application number
PCT/CN2020/101548
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English (en)
French (fr)
Inventor
徐芬芬
彭聿平
尤易文
邱一华
刘展
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南通大学
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 南通大学 filed Critical 南通大学
Priority to PCT/CN2020/101548 priority Critical patent/WO2021120609A1/zh
Publication of WO2021120609A1 publication Critical patent/WO2021120609A1/zh
Priority to ZA2021/04657A priority patent/ZA202104657B/en

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
    • G01N30/02—Column chromatography
    • G01N30/50—Conditioning of the sorbent material or stationary liquid
    • G01N30/52—Physical parameters
    • G01N30/54—Temperature

Definitions

  • the invention relates to a chromatographic column temperature homogenizer used in a chromatographic column thermostat of a high-performance liquid chromatograph.
  • the existing chromatographic column temperature homogenizer has the problem of unsatisfactory temperature uniformity, which is mainly due to the existence of sealing defects, resulting in uneven heat dissipation.
  • the purpose of the present invention is to provide a chromatographic column temperature homogenizer with good temperature uniformity and ensuring uniform temperature.
  • a chromatographic column temperature homogenizer for ensuring uniform temperature comprising an upper metal heat conduction block, a lower metal heat conduction block, an upper metal heat conduction block, a lower metal heat conduction block connected by a hinge, an upper metal heat conduction block and a lower metal heat conduction block
  • Multiple upper semicircular chromatographic column grooves and multiple lower semicircular chromatographic column grooves are respectively set on the block, and the number of upper semicircular chromatographic column grooves and lower semicircular chromatographic column grooves are the same, and the positions are correspondingly set; the upper half The length of the circular chromatographic column groove and the lower semicircular chromatographic column groove is greater than the length of the chromatographic column; it is characterized in that a sealing sheet is arranged on the peripheral edges of the upper metal heat conduction block and the lower metal heat conduction block, and the upper metal heat conduction block, When the lower metal heat-conducting block is aligned, the overall sealing is ensured.
  • the upper metal heat conduction block and the lower metal heat conduction block are locked tightly by the buckle lock.
  • the invention has a reasonable structure, and the arrangement of the sealing sheet effectively maintains the consistency, stability and uniformity of the working temperature of the chromatographic column.
  • Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
  • a chromatographic column temperature homogenizer for ensuring uniform temperature includes an upper metal heat conduction block 1, a lower metal heat conduction block 2, an upper metal heat conduction block, a lower metal heat conduction block are linked by a hinge 3, an upper metal heat conduction block, and a lower metal heat conduction block.
  • a plurality of upper semicircular chromatographic column grooves 4 and a plurality of lower semicircular chromatographic column grooves 5 are respectively set on the sheet metal heat conducting block, and the number and position of the upper semicircular chromatographic column grooves and the lower semicircular chromatographic column grooves are the same.
  • the length of the upper semicircular chromatographic column groove and the lower semicircular chromatographic column groove is greater than the length of the chromatographic column; a sealing sheet 7 is set on the periphery of the upper metal heat conduction block and the lower metal heat conduction block, and the upper metal heat conduction When the block and the lower metal heat-conducting block are aligned, the overall sealing is ensured.
  • the upper metal heat-conducting block and the lower metal heat-conducting block are fastened and locked by the buckle lock 6.

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  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Secondary Cells (AREA)

Abstract

一种保证温度均匀的色谱柱温度均匀器，包括上片金属导热块（1）、下片金属导热块（2），上片金属导热块（1）、下片金属导热块（2）通过铰链（3）链接，上片金属导热块（1）、下片金属导热块（2）上分别设置多条上半圆形色谱柱槽（4）和多条下半圆形色谱柱槽（5），且上半圆形色谱柱槽（4）和下半圆形色谱柱槽（5）的数量相同、位置对应设置；上半圆形色谱柱槽（4）和下半圆形色谱柱槽（5）的长度大于色谱柱长度；在上片金属导热块（1）、下片金属导热块（2）的四周边缘设置密封片（7），在上片金属导热块（1）、下片金属导热块（2）对合时，确保整体密封；通过密封片（7）的设置，有效保持了色谱柱工作温度的一致、稳定和均匀。

Description

保证温度均匀的色谱柱温度均匀器 技术领域
本发明涉及一种在高效液相色谱仪色谱柱恒温箱中使用的色谱柱温度均匀器。
 背景技术
现有的色谱柱温度均匀器存在温度均匀性不理想的问题，主要原因是存在密封缺陷，导致热量的散发不匀。
 技术问题
本发明的目的在于提供一种温度均匀性能好的保证温度均匀的色谱柱温度均匀器。
 技术解决方案
一种保证温度均匀的色谱柱温度均匀器，包括上片金属导热块、下片金属导热块，上片金属导热块、下片金属导热块通过铰链链接，上片金属导热块、下片金属导热块上分别设置多条上半圆形色谱柱槽和多条下半圆形色谱柱槽，且上半圆形色谱柱槽和下半圆形色谱柱槽的数量相同、位置对应设置；上半圆形色谱柱槽和下半圆形色谱柱槽的长度大于色谱柱长度；其特征是：在上片金属导热块、下片金属导热块的四周边缘设置密封片，在上片金属导热块、下片金属导热块对合时，确保整体密封。
使用时，上片金属导热块、下片金属导热块通过扣合锁扣紧锁定。
 有益效果
本发明结构合理，通过密封片的设置，有效保持了色谱柱工作温度的一致、稳定和均匀。
 附图说明
图1是本发明一个实施例的结构示意图。
 本发明的最佳实施方式
一种保证温度均匀的色谱柱温度均匀器，包括上片金属导热块1、下片金属导热块2，上片金属导热块、下片金属导热块通过铰链3链接，上片金属导热块、下片金属导热块上分别设置多条上半圆形色谱柱槽4和多条下半圆形色谱柱槽5，且上半圆形色谱柱槽和下半圆形色谱柱槽的数量相同、位置对应设置；上半圆形色谱柱槽和下半圆形色谱柱槽的长度大于色谱柱长度；在上片金属导热块、下片金属导热块的四周边缘设置密封片7，在上片金属导热块、下片金属导热块对合时，确保整体密封。
使用时，上片金属导热块、下片金属导热块通过扣合锁6扣紧锁定。

Claims (2)

  1. 一种保证温度均匀的色谱柱温度均匀器，包括上片金属导热块、下片金属导热块，上片金属导热块、下片金属导热块通过铰链链接，上片金属导热块、下片金属导热块上分别设置多条上半圆形色谱柱槽和多条下半圆形色谱柱槽，且上半圆形色谱柱槽和下半圆形色谱柱槽的数量相同、位置对应设置；上半圆形色谱柱槽和下半圆形色谱柱槽的长度大于色谱柱长度；其特征是：在上片金属导热块、下片金属导热块的四周边缘设置密封片，在上片金属导热块、下片金属导热块对合时，确保整体密封。
  2. 根据权利要求1所述的保证温度均匀的色谱柱温度均匀器，其特征是：使用时，上片金属导热块、下片金属导热块通过扣合锁扣紧锁定。
PCT/CN2020/101548 2020-07-13 2020-07-13 保证温度均匀的色谱柱温度均匀器 WO2021120609A1 (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CN2020/101548 WO2021120609A1 (zh) 2020-07-13 2020-07-13 保证温度均匀的色谱柱温度均匀器
ZA2021/04657A ZA202104657B (en) 2020-07-13 2021-07-05 Chromatography column temperature equalizer for ensuring temperature uniformity

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Application Number Priority Date Filing Date Title
PCT/CN2020/101548 WO2021120609A1 (zh) 2020-07-13 2020-07-13 保证温度均匀的色谱柱温度均匀器

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5983710A (en) * 1997-11-24 1999-11-16 Brinkman Instruments, Inc. Modular chromatography column heating system
CN2515675Y (zh) * 2001-03-22 2002-10-09 海城市石油化工仪器厂 环状色谱柱箱
CN201666893U (zh) * 2010-04-12 2010-12-08 青岛盛瀚色谱技术有限公司 离子色谱柱恒温装置
CN102890133A (zh) * 2012-10-19 2013-01-23 南通大学 多根不同长度色谱柱为一体的温度均匀器
CN102901785A (zh) * 2012-10-22 2013-01-30 南通大学 不同长度和柱径的多根色谱柱为一体的温度均匀器
CN102914611A (zh) * 2012-10-12 2013-02-06 南通大学 多根色谱柱为一体的温度均匀器
CN103439439A (zh) * 2012-10-22 2013-12-11 南通大学 工作温度稳定、均匀的色谱柱温度均匀器
CN103869031A (zh) * 2012-10-19 2014-06-18 南通大学 保持色谱柱工作温度均匀的温度均匀器
CN105987976A (zh) * 2016-07-01 2016-10-05 大连技嘉科技有限公司 可快速更换色谱柱的柱温箱

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5983710A (en) * 1997-11-24 1999-11-16 Brinkman Instruments, Inc. Modular chromatography column heating system
CN2515675Y (zh) * 2001-03-22 2002-10-09 海城市石油化工仪器厂 环状色谱柱箱
CN201666893U (zh) * 2010-04-12 2010-12-08 青岛盛瀚色谱技术有限公司 离子色谱柱恒温装置
CN102914611A (zh) * 2012-10-12 2013-02-06 南通大学 多根色谱柱为一体的温度均匀器
CN102890133A (zh) * 2012-10-19 2013-01-23 南通大学 多根不同长度色谱柱为一体的温度均匀器
CN103869031A (zh) * 2012-10-19 2014-06-18 南通大学 保持色谱柱工作温度均匀的温度均匀器
CN102901785A (zh) * 2012-10-22 2013-01-30 南通大学 不同长度和柱径的多根色谱柱为一体的温度均匀器
CN103439439A (zh) * 2012-10-22 2013-12-11 南通大学 工作温度稳定、均匀的色谱柱温度均匀器
CN105987976A (zh) * 2016-07-01 2016-10-05 大连技嘉科技有限公司 可快速更换色谱柱的柱温箱

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