JPH0285353U - - Google Patents
Info
- Publication number
- JPH0285353U JPH0285353U JP16596888U JP16596888U JPH0285353U JP H0285353 U JPH0285353 U JP H0285353U JP 16596888 U JP16596888 U JP 16596888U JP 16596888 U JP16596888 U JP 16596888U JP H0285353 U JPH0285353 U JP H0285353U
- Authority
- JP
- Japan
- Prior art keywords
- detection device
- electrodes
- output voltage
- reference value
- voltage
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 13
- 239000002245 particle Substances 0.000 claims description 8
- 238000000605 extraction Methods 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 4
- 238000005192 partition Methods 0.000 claims description 3
- 230000005856 abnormality Effects 0.000 claims 3
- 239000008151 electrolyte solution Substances 0.000 claims 2
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 8
- 239000003792 electrolyte Substances 0.000 description 1
Landscapes
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Description
第１図はこの考案の一実施例の説明図、第２図
は電圧取出し手段の回路図、第３図は液温取出し
手段の回路図、第４図は微細孔に詰まりが発生し
たときの電極間の電圧特性図、第５図は出力電圧
Ｖｄ，Ｖｔの関係図、第６図は微細孔のばらつき
における出力電圧Ｖｄ，Ｖｔの関係図である。
１…粒子検出装置、２…電源、３…電圧取出し
手段、４…詰まり検出手段、７…微細孔、８…隔
壁、９，１０…両室、１１，１２…電極、１３…
電解液。
Fig. 1 is an explanatory diagram of one embodiment of this invention, Fig. 2 is a circuit diagram of the voltage extraction means, Fig. 3 is a circuit diagram of the liquid temperature extraction means, and Fig. 4 is a diagram of the circuit diagram when a microhole becomes clogged. A voltage characteristic diagram between the electrodes, FIG. 5 is a diagram showing the relationship between the output voltages Vd and Vt, and FIG. 6 is a diagram showing the relationship between the output voltages Vd and Vt with variations in the micropores. DESCRIPTION OF SYMBOLS 1... Particle detection device, 2... Power source, 3... Voltage extraction means, 4... Clogging detection means, 7... Fine hole, 8... Partition wall, 9, 10... Both chambers, 11, 12... Electrode, 13...
Electrolyte.
Claims (1)
るとともに粒子を浮遊させた電解液を容れかつ前
記粒子を通過させる微細孔を前記隔壁に形成した
粒子検出装置と、前記電極間に定電流を供給する
電源と、前記電極間に接続されて前記電極間に現
れた電圧の直流成分を取り出す電圧取出し手段と
、この電圧取出し手段の出力電圧を前記微細孔の
詰まりの基準となる基準値と比較して前記基準値
を超えた場合に検知信号を出力する詰まり検出手
段とを備えた粒子検出装置の異常検知装置。 (2) 前記粒子検出装置の前記電解液の液温を検
出して前記液温に対応した出力電圧を出力する液
温取出し手段と、前記電圧取出し手段の前記出力
電圧を前記液温取出し手段の前記出力電圧で補正
する補正手段とを有し、前記補正手段の出力電圧
を前記詰まり検出手段の前記基準値と比較する請
求項(1)記載の粒子検出装置の異常検知装置。 (3) 前記電圧取出し手段は前記微細孔の孔寸法
のばらつきによる前記出力電圧の変位を調整する
調整手段を有する請求項(1)または請求項(2)記載
の粒子検出装置の異常検知装置。[Claims for Utility Model Registration] (1) A particle detection device in which electrodes are provided in both chambers separated by a partition wall, and micropores are formed in the partition wall to contain an electrolytic solution in which particles are suspended and to allow the particles to pass through. , a power source for supplying a constant current between the electrodes, a voltage extraction means connected between the electrodes and extracting a DC component of the voltage appearing between the electrodes, and an output voltage of the voltage extraction means connected to the electrodes, An abnormality detection device for a particle detection device, comprising: clogging detection means for comparing a reference value with a reference value and outputting a detection signal when the reference value is exceeded. (2) a liquid temperature extraction means for detecting the liquid temperature of the electrolytic solution of the particle detection device and outputting an output voltage corresponding to the liquid temperature; 2. The abnormality detection device for a particle detection device according to claim 1, further comprising a correction means for correcting the output voltage, and for comparing the output voltage of the correction means with the reference value of the clogging detection means. (3) The abnormality detection device for a particle detection device according to claim (1) or claim (2), wherein the voltage extraction means includes adjustment means for adjusting a displacement of the output voltage due to variations in the size of the micropores.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16596888U JPH0628681Y2 (en) | 1988-12-22 | 1988-12-22 | Abnormality detection device for particle detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16596888U JPH0628681Y2 (en) | 1988-12-22 | 1988-12-22 | Abnormality detection device for particle detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0285353U true JPH0285353U (en) | 1990-07-04 |
| JPH0628681Y2 JPH0628681Y2 (en) | 1994-08-03 |
Family
ID=31452935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16596888U Expired - Lifetime JPH0628681Y2 (en) | 1988-12-22 | 1988-12-22 | Abnormality detection device for particle detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0628681Y2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010266472A (en) * | 2002-01-28 | 2010-11-25 | Sysmex Corp | Particle-analyzing apparatus |
| CN110857910A (en) * | 2018-08-24 | 2020-03-03 | 深圳市帝迈生物技术有限公司 | Micropore plugging detection device and method, blood cell analyzer |
| CN111122841A (en) * | 2018-10-31 | 2020-05-08 | 深圳市帝迈生物技术有限公司 | Method for improving sample result accuracy and sample analyzer |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4999242B2 (en) * | 2001-09-06 | 2012-08-15 | シスメックス株式会社 | Resistive blood cell counter |
-
1988
- 1988-12-22 JP JP16596888U patent/JPH0628681Y2/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010266472A (en) * | 2002-01-28 | 2010-11-25 | Sysmex Corp | Particle-analyzing apparatus |
| CN110857910A (en) * | 2018-08-24 | 2020-03-03 | 深圳市帝迈生物技术有限公司 | Micropore plugging detection device and method, blood cell analyzer |
| CN111122841A (en) * | 2018-10-31 | 2020-05-08 | 深圳市帝迈生物技术有限公司 | Method for improving sample result accuracy and sample analyzer |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0628681Y2 (en) | 1994-08-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |