WO2018214781A1 - 一种取样器 - Google Patents

一种取样器 Download PDF

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Publication number
WO2018214781A1
WO2018214781A1 PCT/CN2018/086816 CN2018086816W WO2018214781A1 WO 2018214781 A1 WO2018214781 A1 WO 2018214781A1 CN 2018086816 W CN2018086816 W CN 2018086816W WO 2018214781 A1 WO2018214781 A1 WO 2018214781A1
Authority
WO
WIPO (PCT)
Prior art keywords
hole
fixing
sampling
fastening portion
sampler
Prior art date
Application number
PCT/CN2018/086816
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English (en)
French (fr)
Inventor
张二盈
Original Assignee
深圳市金准生物医学工程有限公司
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.)
Filing date
Publication date
Application filed by 深圳市金准生物医学工程有限公司 filed Critical 深圳市金准生物医学工程有限公司
Publication of WO2018214781A1 publication Critical patent/WO2018214781A1/zh

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04FPUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
    • F04F10/00Siphons
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00Sampling; Preparing specimens for investigation
    • G01N1/02Devices for withdrawing samples
    • G01N1/10Devices for withdrawing samples in the liquid or fluent state
    • G01N1/14Suction devices, e.g. pumps; Ejector devices

Definitions

  • the present application relates to a sampler, and belongs to the technical field of detection devices.
  • a sampler includes a fixing seat, a through hole provided in the fixing seat, and at least two sampling tubes detachably fixed to the inner end of the fixing seat; the inner end of the fixing seat is provided to communicate with the through hole a through groove, and at least two fixing holes for fixing the sampling tube; the sampling tube is inserted into the fixing hole to be fixed and communicated with the through groove.
  • the sampler of the above structure sucks the sample by the siphon effect, and most importantly, at least two fixing holes are provided at the inner end of the fixing seat.
  • at least two fixing holes are provided at the inner end of the fixing seat.
  • only one sampling tube is inserted into the fixing hole.
  • multiple sampling tubes can be inserted into the fixed holes respectively; the sampler of the structure can be inserted into the corresponding number of sampling tubes according to the needs of the detection. Adjusting the sampling amount of the sampler is simple and convenient, and only requires one set of molds to be processed, which reduces the production cost.
  • the sampling tube is a cylindrical glass tube.
  • the fixing base includes a disc portion, a truncated inner fastening portion disposed under the disc portion, and a mounting portion disposed under the inner fastening portion, and An outer clamping portion having a truncated cone shape disposed above the disk portion; the through hole is disposed at the mounting portion; and the through groove is located between the inner fastening portion and the mounting portion.
  • the outer fastening portion, the disk portion, the inner fastening portion and the mounting portion are integrally formed.
  • the outer end of the fixing seat is provided with a ring disposed around the through hole.
  • Recirculation chamber the sidewall of the recirculation chamber extends above the disc portion to form an outer fastening portion.
  • the inner end of the fixing seat can also be detachably sealed and fixed with a dilution bottle; at the same time, the bottle can be diluted and sealed in order to insert the sampling tube into the dilution bottle.
  • the shape of the mouth matches the inner fastening portion.
  • the outer end of the fixing seat can also be detachably sealed and fixed with a cover; in the same time, in order to make the cover cover and the outer end sealing cover of the fixed seat together
  • the shape of the cornice of the shell cover matches the outer hook portion.
  • the outer end of the fixed seat is further provided with a tubular portion; the through hole is disposed in the tubular portion;
  • the cover is provided with a coupling hole that is sealingly coupled to the tubular portion.
  • FIG. 1 is an exploded structural view of a sampler according to a specific embodiment of the present application.
  • FIG. 2 is a schematic structural view of a fixing seat in a specific embodiment of a sampler according to the present application
  • FIG. 3 is a schematic structural view of a dilution bottle in a specific embodiment of a sampler according to the present application
  • FIG. 4 is a schematic structural view of a cover of a sampler according to an embodiment of the present application.
  • a sampler includes a fixing base 10, a through hole 20 provided in the fixing base 10, and two glass-made bodies detachably fixed to the inner end of the fixing base. a cylindrical sampling tube 30; the inner end of the fixing base 10 is provided with a through groove 11 communicating with the through hole 20, and two fixing holes 12 for fixing the sampling tube 30; the sampling tube 30 is inserted into the fixing hole 12 for fixing and communicating The slots 11 are connected.
  • the fixing base 10 includes a disk portion 13 and a truncated inner fastening portion 14 disposed under the disk portion 13 and a mounting portion disposed below the inner fastening portion 14 And a round-shaped outer fastening portion 16 disposed above the disk portion 13; the through hole 20 is disposed in the mounting portion 15; the through groove 11 is located between the inner fastening portion 14 and the mounting portion 15; the outer fastening portion 16.
  • the disk portion 13, the inner fastening portion 14, and the mounting portion 15 are integrally molded by injection molding. Of course, the respective portions may be separately injection molded and then assembled.
  • the outer end of the fixing base 10 is provided with a return cavity 17 disposed around the through hole 20; the sidewall of the return cavity 17 extends over the disk portion 13 to form an outer fastening portion. 16.
  • the inner end of the fixing base 10 can also be detachably sealed and fixed with a dilution bottle 40, and the outer end can also be detachably sealed and fixed with a cover 50; the bottle mouth of the dilution bottle 40
  • the shape is matched with the inner fastening portion 14; the shape of the tongue of the cover 50 is matched with the outer fastening portion 16.
  • the outer end of the fixing base 10 is further provided with a tubular portion 18; the through hole 20 is disposed in the tubular portion 18; and the cover 50 is provided with a coupling hole that is sealingly coupled with the tubular portion 18 ( Not shown in the figure).
  • the fixing hole 12 may also be set to three or more.
  • the sampler of the above structure absorbs the sample by the siphon effect, and most importantly, the inner end of the fixing base 10 is provided with two fixing holes 12, and only a small sample is required, only one sampling is needed.
  • the tube 30 can be inserted into the fixing hole 12.
  • the two sampling tubes 30 can be inserted into the two fixing holes 12 according to actual needs; the sampler of the structure is according to the detection needs.
  • the plug By inserting a corresponding number of sampling tubes 30, the sampling amount of the sampler can be adjusted, the operation is simple and convenient, and only one set of molds can be processed, which reduces the production cost.

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Sampling And Sample Adjustment (AREA)

Abstract

本申请涉及一种取样器,属于检测设备技术领域,包括固定座,设于固定座的通孔,以及至少两个可拆卸地固设于固定座内端的取样管;所述固定座内端设有与通孔相通的通槽,及至少两个用于固定取样管的固定孔;所述取样管插入固定孔进行固定并与所述通槽连通。本结构的取样器,生产加工方便,成本较低,而且还可以根据实际需要对其取样量进行调整,大大方便了操作人员的取样操作。

Description

说明书 发明名称:一种取样器
[0001] 本申请是以申请号为 201720590166.2、 申请日为 2017年 5月 24日的中国专利申请 为基础, 并主张其优先权, 该申请的全部内容在此作为整体引入本申请中。
[0002] 技术领域
[0003] 本申请涉及一种取样器, 属于检测设备技术领域。
[0004] 背景技术
[0005] 现有的用于对血液、 人体组织液及尿液取样的取样器, 取样量少, 每次不超过 10微升; 当需要较大量的样品吋, 要么多次取样, 要么采用其他取样量大的取 样器; 若多次取样, 则加大了取样操作的复杂性; 采用其他取样量的取样器, 也能达到目的, 但是现有的取样器, 其取样管与固定座都是一体成型加工生产 而成, 生产不同取样量的取样器, 就需要不同的生产模具, 造成取样器的生产 加工成本较高。
[0006] 申请内容
[0007] 为了弥补上述现有技术的缺陷, 本申请的目的是提供一种根据实际需要, 可调 整取样量的取样器。
[0008] 为达到上述目的, 本申请的技术方案是:
[0009] 一种取样器, 包括固定座, 设于固定座的通孔, 以及至少两个可拆卸地固设于 固定座内端的取样管; 所述固定座内端设有与通孔相通的通槽, 及至少两个用 于固定取样管的固定孔; 所述取样管插入固定孔进行固定并与所述通槽连通。
[0010] 上述结构的取样器, 利用虹吸效应吸取样品, 最为重要的是固定座的内端至少 设有两个固定孔, 当只需少量样品吋, 只需将一个取样管插入固定孔内即可, 当需要较大量样品吋, 根据实际需要, 将多根取样管分别插入到固定孔内即可 ; 该种结构的取样器, 根据检测的需要, 通过选择插入相应数量的取样管, 就 能调整本取样器的取样量, 操作简单方便, 而且只需要一套模具即可加工完成 , 降低了生产成本。
[0011] 进一步的, 为了方便对吸取待检测样品, 所述取样管为圆柱形的玻璃管。 [0012] 进一步的, 为了简化结构, 方便安装, 所述固定座包括圆盘部, 设于圆盘部下 方的呈圆台形的内卡固部, 设于内卡固部下方的安装部, 以及设于圆盘部上方 的呈圆台形的外卡固部; 所述通孔设于安装部; 所述通槽位于内卡固部和安装 部之间。
[0013] 进一步的, 为了提高加工速度, 简化加工流程, 所述外卡固部、 圆盘部、 内卡 固部和安装部一体成型。
[0014] 进一步的, 当将部分样品从通孔挤出进行检测后, 为了防止通孔外端的样品流 出本取样器, 造成污染, 所述固定座的外端设有环设于通孔四周的回流腔; 回 流腔的侧壁朝圆盘部上方延伸形成外卡固部。
[0015] 进一步的, 为了方便储存获取的样品, 所述固定座的内端还可拆卸式密封固设 有稀释瓶; 同吋, 为了使得取样管插入稀释瓶后能密封联接, 稀释瓶的瓶口的 形状与内卡固部相配合。
[0016] 进一步的, 为了方便储存获取的样品, 所述固定座的外端还可拆卸式密封固设 有壳盖; 同吋, 为了使得壳盖能和固定座的外端密封盖合在一起, 壳盖的幵口 的形状与外卡固部相配合。
[0017] 进一步的, 为了能更好地实现壳盖与固定座外端的密封联接, 防止样品溢出, 所述固定座的外端还设有管状部; 所述通孔设于管状部内; 所述壳盖设有与管 状部密封联接的联接孔。
[0018] 下面结合附图和具体实施例对本申请作进一步描述。
[0019] 附图说明
[0020] 图 1为本申请一种取样器具体实施例的爆炸结构图;
[0021] 图 2为本申请一种取样器具体实施例中固定座的结构示意图;
[0022] 图 3为本申请一种取样器具体实施例中稀释瓶的结构示意图;
[0023] 图 4为本申请一种取样器具体实施例中壳盖的结构示意图。
[0024] 10 固定座 11 通槽
[0025] 12 固定孔 13 圆盘部
[0026] 14 内卡固部 15 安装部
[0027] 16 外卡固部 17 回流腔 [0028] 18 管状部 20 通孔
[0029] 30 取样管 40 稀释瓶
[0030] 50 壳盖
[0031] 具体实施方式
[0032] 为了更充分理解本申请的技术内容, 下面结合具体实施例对本申请的技术方案 进一步介绍和说明, 但不局限于此。
[0033] 如图 1~4所示, 一种取样器, 包括固定座 10, 设于固定座 10的通孔 20, 以及两 个可拆卸地固设于固定座内端的由玻璃制成的呈圆柱形的取样管 30; 固定座 10 内端设有与通孔 20相通的通槽 11, 及两个用于固定取样管 30的固定孔 12; 取样 管 30插入固定孔 12进行固定并与通槽 11连通。
[0034] 进一步的, 在其他实施例中, 固定座 10包括圆盘部 13, 设于圆盘部 13下方的呈 圆台形的内卡固部 14, 设于内卡固部 14下方的安装部 15, 以及设于圆盘部 13上 方的呈圆台形的外卡固部 16; 通孔 20设于安装部 15; 通槽 11位于内卡固部 14和 安装部 15之间; 外卡固部 16、 圆盘部 13、 内卡固部 14和安装部 15通过注塑的方 式一体成型, 当然也可以是各个部分单独注塑, 然后再组装在一起。
[0035] 进一步的, 在其他实施例中, 固定座 10的外端设有环设于通孔 20四周的回流腔 17; 回流腔 17的侧壁朝圆盘部 13上方延伸形成外卡固部 16。
[0036] 进一步的, 在其他实施例中, 固定座 10的内端还可拆卸式密封固设有稀释瓶 40 , 外端还可拆卸式密封固设有壳盖 50; 稀释瓶 40的瓶口的形状与内卡固部 14相 配合; 壳盖 50的幵口的形状与外卡固部 16相配合。
[0037] 进一步的, 在其他实施例中, 固定座 10的外端还设有管状部 18; 通孔 20设于管 状部 18内; 壳盖 50设有与管状部 18密封联接的联接孔 (图中未示出) 。
[0038] 当然, 在其他实施例中, 根据具体的取样量, 固定孔 12还可以设置三个或以上
[0039] 综上所述: 上述结构的取样器, 利用虹吸效应吸取样品, 最为重要的是固定座 10的内端设有两个固定孔 12, 当只需少量样品吋, 只需将一个取样管 30插入固 定孔 12内即可, 当需要较大量样品吋, 根据实际需要, 将两根取样管 30分别插 入到两个固定孔 12内即可; 该种结构的取样器, 根据检测的需要, 通过选择插 入相应数量的取样管 30, 就能调整本取样器的取样量, 操作简单方便, 而且只 需要一套模具即可加工完成, 降低了生产成本。
上述仅以实施例来进一步说明本申请的技术内容, 以便于读者更容易理解, 但 不代表本申请的实施方式仅限于此, 任何依本申请所做的技术延伸或再创造, 均受本申请的保护。 本申请的保护范围以权利要求书为准。
技术问题
问题的解决方案
发明的有益效果

Claims

权利要求书
一种取样器, 其特征在于: 包括固定座, 设于固定座的通孔, 以及至 少两个可拆卸地固设于固定座内端的取样管; 所述固定座内端设有与 通孔相通的通槽, 及至少两个用于固定取样管的固定孔; 所述取样管 插入固定孔进行固定并与所述通槽连通。
根据权利要求 1所述的取样器, 其特征在于: 所述取样管为圆柱形的 玻璃管。
根据权利要求 1所述的取样器, 其特征在于: 所述固定座包括圆盘部
, 设于圆盘部下方的呈圆台形的内卡固部, 设于内卡固部下方的安装 部, 以及设于圆盘部上方的呈圆台形的外卡固部; 所述通孔设于安装 部; 所述通槽位于内卡固部和安装部之间。
根据权利要求 3所述的取样器, 其特征在于: 所述外卡固部、 圆盘部 、 内卡固部和安装部一体成型。
根据权利要求 3或 4所述的取样器, 其特征在于: 所述固定座的外端设 有环设于通孔四周的回流腔; 回流腔的侧壁朝圆盘部上方延伸形成外 卡固部。
根据权利要求 3或 4所述的取样器, 其特征在于: 所述固定座的内端还 可拆卸式密封固设有稀释瓶; 稀释瓶的瓶口的形状与内卡固部相配合 根据权利要求 3或 4所述的取样器, 其特征在于: 所述固定座的外端还 可拆卸式密封固设有壳盖; 壳盖的幵口的形状与外卡固部相配合。 根据权利要求 7所述的取样器, 其特征在于: 所述固定座的外端还设 有管状部; 所述通孔设于管状部内; 所述壳盖设有与管状部密封联接 的联接孔。
PCT/CN2018/086816 2017-05-24 2018-05-15 一种取样器 WO2018214781A1 (zh)

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Publication number Priority date Publication date Assignee Title
CN206804346U (zh) * 2017-05-24 2017-12-26 深圳市金准生物医学工程有限公司 一种取样器

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203551316U (zh) * 2013-10-30 2014-04-16 石家庄禾柏生物技术股份有限公司 一种采样头
CN104677689A (zh) * 2014-12-19 2015-06-03 江苏海王生物制药有限公司 吸取器、使用该吸取器的采样稀释装置、分析系统及采样分析方法
CN105784416A (zh) * 2016-04-26 2016-07-20 德莫德(苏州)机械科技有限公司 一种微量定量取样加样的采集器
CN206804346U (zh) * 2017-05-24 2017-12-26 深圳市金准生物医学工程有限公司 一种取样器

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203551316U (zh) * 2013-10-30 2014-04-16 石家庄禾柏生物技术股份有限公司 一种采样头
CN104677689A (zh) * 2014-12-19 2015-06-03 江苏海王生物制药有限公司 吸取器、使用该吸取器的采样稀释装置、分析系统及采样分析方法
CN105784416A (zh) * 2016-04-26 2016-07-20 德莫德(苏州)机械科技有限公司 一种微量定量取样加样的采集器
CN206804346U (zh) * 2017-05-24 2017-12-26 深圳市金准生物医学工程有限公司 一种取样器

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