JPH0772048A - Automatic sample preparing apparatus - Google Patents
Automatic sample preparing apparatusInfo
- Publication number
- JPH0772048A JPH0772048A JP5240573A JP24057393A JPH0772048A JP H0772048 A JPH0772048 A JP H0772048A JP 5240573 A JP5240573 A JP 5240573A JP 24057393 A JP24057393 A JP 24057393A JP H0772048 A JPH0772048 A JP H0772048A
- Authority
- JP
- Japan
- Prior art keywords
- sample
- chambers
- riffle
- cylindrical body
- chamber
- Prior art date
- Legal status (The legal status 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 status listed.)
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Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、自動試料調製装置に関
するものであり、詳しくは、例えば、肥料などの試料を
自動的に縮分して分析用の試料を調製する自動試料調製
装置に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic sample preparation device, and more particularly to an automatic sample preparation device for automatically dividing a sample such as fertilizer to prepare a sample for analysis. Is.
【０００２】[0002]
【従来の技術】従来より、粉粒体試料から少量の分析用
試料を採取する場合、その母集団を代表する均一な分析
用試料を採取するため、試料の調製手段またはサンプリ
ング手段として縮分が行われている。そして、斯かる縮
分方法として、二分器による方法は周知である。2. Description of the Related Art Conventionally, when a small amount of an analytical sample is collected from a powder or granular material sample, a uniform analytical sample representative of the population is sampled, and therefore, the sample preparation means or the sampling means is divided. Has been done. A method using a dichotomer is well known as such a division method.
【０００３】二分器による縮分方法は、内部が逆Ｙ字型
の堰によって区分された容室を多数備えた箱型の二分器
を用い、上部の試料導入口から試料を導入し、逆Ｙ字型
の堰によって二分された試料を下部の試料排出口から容
器に回収し、そして、回収された試料を十分に混合し、
再度、二分すると言う操作を繰り返す方法である。The dicing method using a dichotomizer uses a box-shaped dichotomer having a large number of chambers whose interiors are divided by inverted Y-shaped weirs, and a sample is introduced from the sample introduction port in the upper part to form an inverted Y The sample bisected by the V-shaped weir is collected from the sample discharge port at the bottom into a container, and the collected sample is thoroughly mixed,
This is a method of repeating the operation of halving again.
【０００４】[0004]
【発明が解決しようとする課題】ところで、従来の二分
器による縮分方法は、試料の混合操作を含めた繰り返し
操作を必要とし、迅速な縮分処理を達成し得ないと言う
欠点がある。本発明は、斯かる実情に鑑みなされたもの
であり、その目的は、自動的に縮分して分析用の試料を
調製し得る自動試料調製装置を提供することにある。By the way, the conventional reduction method using a dichotomizer has a drawback that it requires repeated operations including sample mixing operations, and that rapid reduction processing cannot be achieved. The present invention has been made in view of such circumstances, and an object thereof is to provide an automatic sample preparation device capable of automatically dividing and preparing a sample for analysis.
【０００５】[0005]
【課題を解決するための手段】すなわち、本発明の要旨
は、側壁に試料排出口（２）を設けた筒体（１）と、筒
体（１）の内部に配置された複数個の二分器（３ａ）、
（３ｂ）・・・と、これらの二分器によって縮分された
試料の回収手段とから主として構成され、上記の各二分
器は、２以上の偶数個に等分割された容室（３１ａ）、
（３１ｂ）、各容室に跨がって配置され且つ各容室に試
料を分割供給する円錐体（３２）、各容室の底部に交互
に配置され且つそれぞれ二分器の外方と内方中心部に試
料を流下させる外方傾斜底板（３３）と内方傾斜底板
（３４）とから成り、そして、上記の複数の二分器は、
容室（３１ａ）、（３１ｂ）を水平に位置させ且つその
周囲に試料の流下空間部（４）を設けて筒体（１）の内
部に配置され、筒体（１）は、上記の各二分器の外方に
流下された試料を集めて試料排出口（２）に導く試料集
合板（５）を内部に備えていることを特徴とする自動試
料調製装置に存する。That is, the gist of the present invention is to provide a cylindrical body (1) having a sample discharge port (2) on its side wall, and a plurality of halves arranged inside the cylindrical body (1). Vessel (3a),
(3b) ... and a means for collecting the sample divided by these dichotomers, and each dichotomizer is a chamber (31a) equally divided into two or more even numbers,
(31b), cones (32) arranged across each chamber and supplying a sample to each chamber in a divided manner, alternately arranged at the bottom of each chamber and outside and inside of the divisor It comprises an outer sloping bottom plate (33) and an inner sloping bottom plate (34) for allowing the sample to flow down to the center, and
The chambers (31a), (31b) are positioned horizontally and a sample flow-down space (4) is provided around the chambers, and the chambers (31a), (31b) are arranged inside the cylindrical body (1). The present invention resides in an automatic sample preparation device characterized in that a sample collecting plate (5) for collecting the sample flowing down to the outside of the dichotomer and guiding it to the sample discharge port (2) is provided inside.
【０００６】[0006]
【作用】二分器の各容室（３１ａ）、（３１ｂ）に配置
された外方傾斜底板（３３）と内方傾斜底板（３４）の
内、内方傾斜底板（３４）は、二分された試料を次の段
の二分器に自動的に供給する作用を果たし、従って、複
数個の二分器は、所望の縮分を自動的に実施する作用を
有する。The inner slanted bottom plate (34) of the outer slanted bottom plate (33) and the inner slanted bottom plate (34) arranged in the respective chambers (31a), (31b) of the dichotomer is divided into two parts. It serves the function of automatically feeding the sample to the next stage of the bisector, and thus the plurality of halves has the effect of automatically carrying out the desired reduction.
【０００７】[0007]
【実施例】以下、本発明の実施例を添付図面に基づいて
説明する。図１は、透明プラスチックで構成された本発
明の自動試料調製装置の一例を示す全体説明図、図２
は、図１に示した自動試料調製装置における二分器の斜
視図、図３は、図２に示した二分器の平面図、図４は、
図３のIV−IV線に従う断面図、図５は、図３のV −V線
に従う断面図、図６は、本発明の自動試料調製装置の他
の一例を示す全体説明図である。Embodiments of the present invention will be described below with reference to the accompanying drawings. FIG. 1 is an overall explanatory view showing an example of the automatic sample preparation device of the present invention composed of transparent plastic, FIG.
Is a perspective view of the dichotomer in the automatic sample preparation device shown in FIG. 1, FIG. 3 is a plan view of the dichotomer shown in FIG. 2, and FIG.
3 is a sectional view taken along line IV-IV of FIG. 3, FIG. 5 is a sectional view taken along line VV of FIG. 3, and FIG. 6 is an overall explanatory view showing another example of the automatic sample preparation device of the present invention.
【０００８】本発明の自動試料調製装置は、図１に示す
様に、側壁に試料排出口（２）を設けた筒体（１）と、
筒体（１）の内部に配置された複数個の二分器（３
ａ）、（３ｂ）・・・と、これらの二分器によって縮分
された試料の回収手段とから主として構成される。な
お、試料の回収手段については後述する。図示した自動
試料調製装置は、４個の二分器（３ａ）〜（３ｄ）を備
え、これらの二分器は、筒体（１）の内部において、上
下方向に積み重ねた状態で配置されている。As shown in FIG. 1, the automatic sample preparation device of the present invention comprises a cylindrical body (1) having a sample discharge port (2) on its side wall,
A plurality of bisectors (3
a), (3b), ... And a means for collecting the sample divided by these dichotomers. The sample collecting means will be described later. The illustrated automatic sample preparation device includes four halves (3a) to (3d), and these halves are arranged in a vertically stacked state inside the cylindrical body (1).
【０００９】筒体（１）は、図１に示す様に、通常、基
板（６）の上に取外し可能形式または固定形式により垂
直に立設される。筒体（１）としては、通常、円筒状の
筒体が用いられる。試料排出口（２）は、筒体（１）の
側壁であって、図示した例においては、上から３段目の
二分器（３ｃ）と４段目の二分器（３ｄ）との間の側壁
に設けられている。そして、試料排出口（２）には、通
常、試料排出管（２１）が連結され、試料排出管（２
１）は、その途中から下向きに折り曲げられ、その先端
部の下方には、試料容器（９）が配置される。As shown in FIG. 1, the cylindrical body (1) is normally vertically installed on the substrate (6) by a removable type or a fixed type. A cylindrical tubular body is usually used as the tubular body (1). The sample discharge port (2) is a side wall of the cylindrical body (1), and in the illustrated example, is located between the third tier divisor (3c) and the fourth bisector (3d) from the top. It is provided on the side wall. A sample discharge pipe (21) is usually connected to the sample discharge port (2), and the sample discharge pipe (2) is
1) is bent downward from the middle thereof, and a sample container (9) is arranged below the tip portion thereof.
【００１０】各二分器は、図２〜５に示す様に、２以上
の偶数個に等分割された容室（３１ａ）、（３１ｂ）、
各容室に跨がって配置され且つ各容室に試料を分割供給
する円錐体（３２）、各容室の底部に交互に配置され且
つそれぞれ二分器（３）の外方と内方中心部に試料を流
下させる外方傾斜底板（３３）と内方傾斜底板（３４）
とから成る。As shown in FIGS. 2 to 5, each dichotomer has chambers (31a), (31b), which are evenly divided into two or more even numbers.
Conical bodies (32) arranged so as to straddle each chamber and supply the sample to each chamber in a divided manner, alternately arranged at the bottom of each chamber and centered on the outer side and the inner side of the divisor (3), respectively. Slanted bottom plate (33) and inwardly slanted bottom plate (34) for allowing the sample to flow down
It consists of and.
【００１１】上記の二分器の概観形状は、筒体（１）の
形状に併せて円筒状とされ、２以上の偶数個に等分割さ
れた容室（３１ａ）、（３１ｂ）は、垂直に配置された
複数個の側壁（３５）によって相互に分割されて構成さ
れる。図示した例の二分器は、等分割された容室（３
１）を８個有するが、２個、４個、６個、１０個・・・
であってもよい。しかしながら、通常は、６個または８
個とされる。The general shape of the above-mentioned dichotomer is a cylindrical shape according to the shape of the cylindrical body (1), and the chambers (31a), (31b) equally divided into two or more even numbers are arranged vertically. The plurality of side walls (35) are arranged so as to be divided from each other. The dichotomer in the illustrated example has a chamber (3
1) has 8 pieces, but 2, 4, 6, 10 ...
May be However, usually 6 or 8
To be individual.
【００１２】二分器の下部には円筒状のはかま（３７）
が形成されているが、はかま（３７）は、筒体（１）の
内部に複数個の二分器を上下方向に積み重ねた状態で配
置する際の便宜のための要素であり、必ずしも必要では
ない。一方、円錐体（３２）は、８個の側壁（３５）の
集合点を中心点とし、側壁（３５）の上端部に係合して
固設される。A cylindrical hook (37) is provided at the bottom of the dichotomer.
However, the shuttlecock (37) is an element for convenience when arranging a plurality of dichotomers inside the tubular body (1) in a vertically stacked state, and is not always necessary. . On the other hand, the conical body (32) is fixed by engaging the upper end of the side wall (35) with the concentric point of the eight side walls (35) as the central point.
【００１３】そして、容室（３１ａ）は、周壁を備えて
おらず、その底部に相当する位置に外方傾斜底板（３
３）を配置しており、容室（３１ｂ）は、周壁（３６）
を備えており、その底部に相当する位置に内方傾斜底板
（３４）を配置している。従って、円錐体（３２）の上
から供給された粉粒体の試料は、２以上の偶数個に等分
割された容室（３１ａ）、（３１ｂ）に分割供給され、
そして、外方傾斜底板（３３）と内方傾斜底板（３４）
とによって二分器の外方と内方中心部に流下させられ
る。The containment chamber (31a) does not have a peripheral wall, and the outer inclined bottom plate (3) is provided at a position corresponding to the bottom of the chamber.
3) is arranged, and the chamber (31b) has a peripheral wall (36).
And an inwardly inclined bottom plate (34) is arranged at a position corresponding to the bottom of the plate. Therefore, the powdery or granular material sample supplied from above the conical body (32) is dividedly supplied to the chambers (31a) and (31b) which are evenly divided into two or more even numbers,
And, the outer inclined bottom plate (33) and the inner inclined bottom plate (34)
And cause it to flow down to the outer and inner centers of the dichotomer.
【００１４】図１に示す様に、複数の二分器は、容室
（３１ａ）、（３１ｂ）を水平に位置させ且つその周囲
に試料の流下空間部（４）を設けて筒体（１）の内部に
配置され、筒体（１）は、二分器の外方に流下された試
料を集めて試料排出口（２）に導く試料集合板（５）を
内部に備えている。As shown in FIG. 1, in the plurality of dichotomers, the chambers (31a) and (31b) are horizontally positioned and a sample flow-down space (4) is provided around the chambers (1). The cylindrical body (1) is provided inside and has a sample collecting plate (5) inside which collects the sample flowing down to the outside of the dichotomer and guides it to the sample discharge port (2).
【００１５】複数の二分器（３ａ）〜（３ｄ）は、上下
方向に積み重ねた状態で配置されるが、円筒状のはかま
（３７）の下端部に容室（３１ｂ）の周壁（３６）に係
合する切欠（図示せず）を設け、当該切欠を次段の二分
器（３）の周壁（３６）に係合させる手段、その他の適
宜の手段によって積み重ねられる。The plurality of bisectors (3a) to (3d) are arranged in a vertically stacked state, and are arranged at the lower end of the cylindrical hook (37) on the peripheral wall (36) of the chamber (31b). A notch (not shown) to be engaged is provided, and the notch is stacked by means for engaging the notch with the peripheral wall (36) of the next-stage divisor (3), or other appropriate means.
【００１６】そして、複数の二分器を上下方向に積み重
ねる場合、上段の二分器の容室（３１ｂ）にて分割され
て内方傾斜底板（３４）を通して流下させられる試料が
次の下段の二分器の容室（３１ａ）、（３１ｂ）に等分
されて供給される様に、上下段の二分器の位置をずらし
て積み重ねる（上段の二分器の側壁（３５）が下段の二
分器の容室を２分割する様な位置関係に積み重ねる）な
らば、円錐体（３２）によって各容室（３１ａ）、（３
１ｂ）に分割供給される試料の量の均一性を高めて一層
効果的な縮分を行うことが出来る。When stacking a plurality of halves vertically, the sample divided by the chamber (31b) of the upper halves and allowed to flow down through the inwardly inclined bottom plate (34) is the next lower halves. Of the upper and lower halves are stacked so that the upper and lower halves of the halves are stacked such that the upper and lower halves of the lower halves of the lower halves are supplied to the chambers (31a) and (31b). If they are stacked in a positional relationship such that they are divided into two, each of the chambers (31a), (3
It is possible to increase the uniformity of the amount of the sample dividedly supplied to 1b) and perform more effective reduction.
【００１７】図示した例の自動試料調製装置は、４個の
二分器（３ａ）〜（３ｄ）を有するが、その個数は、２
個以上である限り特に制限されず、目的とする試料の縮
分の程度などを勘案して適宜の個数とされる。The automatic sample preparation device of the illustrated example has four halves (3a) to (3d), the number of which is two.
The number is not particularly limited as long as it is not less than the number, and the number may be an appropriate number in consideration of the degree of shrinkage of the target sample.
【００１８】試料集合板（５）は、二分器（はかま（３
７））の外周に緊密に嵌合する内周と筒体（１）の内周
に緊密に嵌合する外周を有する。そして、試料排出口
（２）側に傾斜して配置される。図示した例の試料集合
板（５）は、はかま（３７）及び筒体（１）の形状に従
い、リング状の形状を有する。The sample collecting plate (5) is composed of a dichotomizer (Hama (3
7)) has an inner circumference that closely fits to the outer circumference and an outer circumference that tightly fits to the inner circumference of the tubular body (1). Then, it is arranged so as to be inclined toward the sample discharge port (2) side. The sample collecting plate (5) of the illustrated example has a ring shape according to the shapes of the hook (37) and the tubular body (1).
【００１９】複数の二分器によって縮分された試料、す
なわち、各二分器の容室（３１ｂ）に分割供給されて内
方傾斜底板（３４）を通して流下させられる試料は、適
宜の回収手段により回収されて縮分試料とされる。Samples that have been divided by a plurality of halves, that is, samples that are dividedly supplied to the chambers (31b) of the respective halves and flowed down through the inwardly inclined bottom plate (34), are collected by an appropriate collecting means. It is made into a reduced sample.
【００２０】上記の縮分試料の回収手段は、試料集合板
（５）の下方にも二分器（３ｄ）を配置した図示した例
の自動試料調製装置の場合は、当該二分器の下部に形成
されたロト部材（３８）と縮分試料回収管（７）によっ
て構成される。縮分試料回収管（７）は、ロト部材（３
８）の下部に連結され、そして、後述する回収ロト部材
（８）及び筒体（１）の各側壁を貫通して筒体（１）の
外部に延びる傾斜管より成り、縮分試料回収管（７）を
通して回収された縮分試料は、試料容器（１０）に収容
される。In the case of the automatic sample preparation device of the illustrated example in which the dichotomer (3d) is also arranged below the sample collecting plate (5), the above-mentioned means for collecting the reduced sample is formed in the lower part of the dichotomer. It is constituted by the separated lottery member (38) and the reduced sample recovery pipe (7). The reduced sample recovery pipe (7) is connected to the lottery member (3
A reduced sample collection tube, which is connected to the lower part of 8) and comprises a recovery rod member (8) described later and an inclined tube that penetrates each side wall of the tube (1) and extends to the outside of the tube (1). The reduced sample collected through (7) is stored in the sample container (10).
【００２１】そして、上記の実施態様の自動試料調製装
置の場合は、試料集合板（５）の下方に配置された二分
器（３ｄ）により、再度、試料が縮分されて二分器（３
ｄ）の外方に流下させられるため、当該試料を回収する
ための手段を設ける必要がある。図示した例において、
上記の回収手段は、二分器（３ｄ）の下方に、周縁部を
筒体（１）の内周面に接触して配置した回収ロト部材
（８）によって構成される。そして、回収ロト部材
（８）を通して回収された試料は、試料容器（１１）に
収容される。なお、二分器（３ｄ）の円筒体（１）内へ
の固定は、適宜の手段、例えば、その上部に重ねて配置
された二分器（３ｃ）のはかま（３７）と連結する等の
手段によって行うことが出来る。Then, in the case of the automatic sample preparation device of the above embodiment, the sample is again divided by the dichotomer (3d) arranged below the sample collecting plate (5), and the dichotomizer (3
Since it is allowed to flow outside d), it is necessary to provide a means for collecting the sample. In the example shown,
The above-mentioned recovery means is composed of a recovery lotter member (8), which is disposed below the dichotomer (3d) with its peripheral edge portion in contact with the inner peripheral surface of the tubular body (1). Then, the sample recovered through the recovery lotter member (8) is housed in the sample container (11). The dicing device (3d) is fixed to the inside of the cylindrical body (1) by an appropriate means, for example, by connecting with a hook (37) of the dicing device (3c) placed on top of the dicing device (3d). You can do it.
【００２２】ところで、図示した例の自動試料調製装置
の場合、複数個の二分器の内、最下段に配置される二分
器（３ｄ）は、試料集合板（５）の下方に配置されてい
るが、試料集合板（５）の下方には、必ずしも、二分器
を配置する必要はなく、例えば、４個の二分器を用いる
場合においても、その全てを試料集合板（５）の上方に
配置することが出来る。By the way, in the case of the automatic sample preparation device of the illustrated example, the divisor (3d) arranged at the lowermost stage of the plurality of dichotomers is arranged below the sample collecting plate (5). However, it is not always necessary to dispose the dichotomers below the sample collecting plate (5). For example, even when four dichotomers are used, all of them are disposed above the sample collecting plate (5). You can do it.
【００２３】そして、上記の様な実施態様の場合は、二
分器によって縮分された試料の回収手段としては、特別
な手段を講じる必要はなく、最下段に位置する二分器の
内方傾斜底板（３４）を通して流下させられる試料を直
接に適当な容器で回収すれば足りる。斯かる実施態様の
場合は、複数の二分器の外方傾斜底板（３３）を通して
流下させられる全ての試料は、試料集合板（５）により
試料排出口（２）に導かれて試料排出管（２１）から排
出される。In the case of the above-mentioned embodiment, it is not necessary to take any special means as a means for collecting the sample divided by the divisor, and the inwardly inclined bottom plate of the divisor located at the lowermost stage. It suffices to directly collect the sample allowed to flow through (34) in an appropriate container. In such an embodiment, all the samples that are made to flow down through the outwardly inclined bottom plates (33) of the plurality of halves are guided to the sample discharge port (2) by the sample collecting plate (5) and the sample discharge pipe ( 21) is discharged.
【００２４】本発明の自動試料調製装置は、バッチ式ま
たは連続式の何れの縮分処理にも用いることが出来る。
図１に示した自動試料調製装置はバッチ式態様であり、
この場合、自動試料調製装置への試料の導入を容易にす
るため、円筒体（１）の頂部に試料導入ロト部材（１
２）を配置するのが好ましい。試料導入ロト部材（１
２）は、その中心下部の排出口（１２ａ）が二分器（３
ａ）の円錐体（３２）の上部に位置する様に配置され
る。なお、試料導入ロト部材（１２）を包囲する様に設
けられた円筒状のはかま（１２ｂ）は、試料導入ロト部
材（１２）を円筒体（１）の頂部に配置する際の便宜の
ための要素であり、必ずしも必要ではない。The automatic sample preparation device of the present invention can be used for either batch type or continuous type reduction treatment.
The automatic sample preparation device shown in FIG. 1 is in a batch mode,
In this case, in order to facilitate the introduction of the sample into the automatic sample preparation device, the sample introduction rod member (1
It is preferable to arrange 2). Sample introduction lottery member (1
In 2), the discharge port (12a) at the lower center part is a divisor (3).
It is arranged so as to be located above the cone (32) of a). The cylindrical hook (12b) provided so as to surround the sample introducing lottery member (12) is provided for the convenience of disposing the sample introducing lottery member (12) on the top of the cylindrical body (1). It is an element and is not always necessary.
【００２５】一方、本発明の自動試料調製装置を連続式
態様で用いる場合は、図６に示す様に、円筒体（１）の
頂部にプロセスラインからの試料導入配管（１３）を設
置すればよい。試料導入配管（１３）は、その排出口
（１３ａ）が二分器（３ａ）の円錐体（３２）の上部に
位置する様に配置される。試料導入配管（１３）を通し
て自動試料調製装置に導入された試料は、複数の二分器
によって縮分され、縮分試料は、円筒体（１）の底部に
設けられた縮分試料回収管（１４）を通して分析工程に
供給され、他の試料は、試料排出管（２１）を通してプ
ロセスラインに返還することが出来る。On the other hand, when the automatic sample preparation device of the present invention is used in a continuous mode, a sample introduction pipe (13) from the process line may be installed on the top of the cylindrical body (1) as shown in FIG. Good. The sample introduction pipe (13) is arranged so that its outlet (13a) is located above the conical body (32) of the dichotomer (3a). The sample introduced into the automatic sample preparation device through the sample introduction pipe (13) is divided by a plurality of dichotomers, and the reduced sample is a reduced sample recovery pipe (14) provided at the bottom of the cylindrical body (1). Other sample can be returned to the process line through the sample discharge pipe (21).
【００２６】上記の実施態様の場合、自動試料調製装置
への塵の混入を防止する等のため、試料導入配管（１
３）の周囲には円筒体（１）の頂部を覆うカバー（１
５）を設けるのが好ましく、また、縮分試料の排出を容
易にするため、円筒体（１）の底部を逆円錐状形状にす
るのが好ましい。In the case of the above embodiment, in order to prevent dust from entering the automatic sample preparation device, the sample introduction pipe (1
Around the periphery of (3) is a cover (1
5) is preferably provided, and the bottom of the cylindrical body (1) is preferably formed into an inverted conical shape in order to facilitate discharge of the reduced sample.
【００２７】本発明の自動試料調製装置は、プラスチッ
ク、ガラス、金属などの適宜の材料にて構成し得るが、
透明プラスチックにて構成するならば、内部の状態を観
察することが出来ると共に製作が容易である等の利点が
ある。The automatic sample preparation device of the present invention can be made of an appropriate material such as plastic, glass, metal, etc.
If it is made of transparent plastic, there are advantages that the internal condition can be observed and the production is easy.
【００２８】[0028]
【発明の効果】以上説明した本発明によれば、試料の混
合操作や繰り返し操作を必要とせずに迅速な縮分処理を
達成し得る自動試料調製装置が提供され、本発明は、分
析の分野に寄与するところが大である。According to the present invention described above, there is provided an automatic sample preparation device capable of achieving rapid reduction treatment without the need for sample mixing operations and repeated operations. It greatly contributes to.
【図１】透明プラスチックで構成された本発明の自動試
料調製装置の一例を示す全体説明図である。FIG. 1 is an overall explanatory view showing an example of an automatic sample preparation device of the present invention made of transparent plastic.
【図２】図１に示した自動試料調製装置における二分器
の斜視図である。FIG. 2 is a perspective view of a bisector in the automatic sample preparation device shown in FIG.
【図３】図２に示した二分器の平面図である。FIG. 3 is a plan view of the dichotomer shown in FIG.
【図４】図３のIV−IV線に従う断面図である。FIG. 4 is a sectional view taken along line IV-IV of FIG.
【図５】図３のV −V 線に従う断面図である。5 is a cross-sectional view taken along the line VV of FIG.
【図６】本発明の自動試料調製装置の他の一例を示す全
体説明図である。FIG. 6 is an overall explanatory view showing another example of the automatic sample preparation device of the present invention.
１：筒体 ２：試料排出口 ３ａ：二分器 ３ｂ：二分器 ３ｃ：二分器 ３ｄ：二分器 ３１ａ：容室 ３１ｂ：容室 ３３：外方傾斜底板 ３４：内方傾斜底板 ５：試料集合板 1: Cylindrical body 2: Sample discharge port 3a: Bisecting device 3b: Bisecting device 3c: Bisecting device 3d: Bisecting device 31a: Chamber 31b: Chamber 33: Outer inclined bottom plate 34: Inner inclined bottom plate 5: Sample collecting plate
Claims (1)
（１）と、筒体（１）の内部に配置された複数個の二分
器（３ａ）、（３ｂ）・・・と、これらの二分器によっ
て縮分された試料の回収手段とから主として構成され、
上記の各二分器は、２以上の偶数個に等分割された容室
（３１ａ）、（３１ｂ）、各容室に跨がって配置され且
つ各容室に試料を分割供給する円錐体（３２）、各容室
の底部に交互に配置され且つそれぞれ二分器の外方と内
方中心部に試料を流下させる外方傾斜底板（３３）と内
方傾斜底板（３４）とから成り、そして、上記の複数の
二分器は、容室（３１ａ）、（３１ｂ）を水平に位置さ
せ且つその周囲に試料の流下空間部（４）を設けて筒体
（１）の内部に配置され、筒体（１）は、上記の各二分
器の外方に流下された試料を集めて試料排出口（２）に
導く試料集合板（５）を内部に備えていることを特徴と
する自動試料調製装置。1. A cylindrical body (1) having a sample discharge port (2) on its side wall, and a plurality of dichotomers (3a), (3b), ... Arranged inside the cylindrical body (1). , And mainly composed of a means for collecting the sample divided by these dichotomers,
Each of the above dichotomers is a chamber (31a), (31b) equally divided into two or more even numbered chambers, a conical body which is arranged across each chamber and supplies the sample to each chamber in a divided manner ( 32) consisting of an outer sloping bottom plate (33) and an inner sloping bottom plate (34) which are arranged alternately at the bottom of each chamber and which allow the sample to flow down to the outer and inner center of the divisor, respectively, and The plurality of halves are arranged inside the cylindrical body (1) with the chambers (31a) and (31b) positioned horizontally and the sample flow-down space (4) provided around them. The body (1) is provided with a sample collecting plate (5) inside which collects the sample flowing down to the outside of each of the above dichotomers and guides it to the sample discharge port (2). apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5240573A JPH0772048A (en) | 1993-09-01 | 1993-09-01 | Automatic sample preparing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5240573A JPH0772048A (en) | 1993-09-01 | 1993-09-01 | Automatic sample preparing apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0772048A true JPH0772048A (en) | 1995-03-17 |
Family
ID=17061537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5240573A Withdrawn JPH0772048A (en) | 1993-09-01 | 1993-09-01 | Automatic sample preparing apparatus |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0772048A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100945659B1 (en) * | 2002-11-14 | 2010-03-04 | 주식회사 포스코 | A appratus for picking and separating of powdered sample ore |
| CN102735493A (en) * | 2012-07-19 | 2012-10-17 | 哈尔滨工业大学 | Vibratory compaction type moon-surface sample collecting and packaging device |
| CN102735495A (en) * | 2012-07-19 | 2012-10-17 | 哈尔滨工业大学 | Louver-type moon surface layer sample collecting and packaging device |
| CN102735494A (en) * | 2012-07-19 | 2012-10-17 | 哈尔滨工业大学 | Spiral-gathering type moon-surface sample collecting and packaging device |
| CN109030066A (en) * | 2018-08-21 | 2018-12-18 | 南京国电环保科技有限公司 | A kind of rotation dynamic division riffle |
| CN109342142A (en) * | 2018-11-16 | 2019-02-15 | 镇江市科瑞制样设备有限公司 | A kind of trisection three divides device |
-
1993
- 1993-09-01 JP JP5240573A patent/JPH0772048A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100945659B1 (en) * | 2002-11-14 | 2010-03-04 | 주식회사 포스코 | A appratus for picking and separating of powdered sample ore |
| CN102735493A (en) * | 2012-07-19 | 2012-10-17 | 哈尔滨工业大学 | Vibratory compaction type moon-surface sample collecting and packaging device |
| CN102735495A (en) * | 2012-07-19 | 2012-10-17 | 哈尔滨工业大学 | Louver-type moon surface layer sample collecting and packaging device |
| CN102735494A (en) * | 2012-07-19 | 2012-10-17 | 哈尔滨工业大学 | Spiral-gathering type moon-surface sample collecting and packaging device |
| CN109030066A (en) * | 2018-08-21 | 2018-12-18 | 南京国电环保科技有限公司 | A kind of rotation dynamic division riffle |
| CN109342142A (en) * | 2018-11-16 | 2019-02-15 | 镇江市科瑞制样设备有限公司 | A kind of trisection three divides device |
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| Date | Code | Title | Description |
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