CN102262164B - Liquid-way system of fully-automatic fecal occult blood analyzer - Google Patents

Liquid-way system of fully-automatic fecal occult blood analyzer Download PDF

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Publication number
CN102262164B
CN102262164B CN 201110202690 CN201110202690A CN102262164B CN 102262164 B CN102262164 B CN 102262164B CN 201110202690 CN201110202690 CN 201110202690 CN 201110202690 A CN201110202690 A CN 201110202690A CN 102262164 B CN102262164 B CN 102262164B
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cleaning
pump
sample
reagent
syringe pump
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CN102262164A (en
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宋洁
朱海波
吴鹏
张世龙
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Dirui Medical Technology Co Ltd
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Changchun Dirui Medical Technology Co Ltd
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Abstract

The invention discloses a liquid-way system of a fully-automatic fecal occult blood analyzer, which is composed of an automatic sample adding module and a cleaning module, wherein the automatic sample adding module is used for adding samples and reagents; the cleaning module is used for cleaning sample needles, reagent needles and stirring rods; the automatic sample adding module is composed of a sample injection pump, a sample needle, a reagent injection pump, a three-way solenoid valve, a reagent needle and a buffer solution bottle; and the cleaning module is composed of a cleaning injection pump, a three-way solenoid valve, a sample injection pump, a cleaning solution bucket, a cleaning pump, a two-way solenoid valve, a cleaning tank, a waste liquid pump and a waste liquid bucket. The invention has the beneficial effects that the injection rates of samples and reagents are controlled by the injection pumps, the quantitative accuracy is high, and the cleaning pump and the waste liquid pump are diaphragm pumps, thereby meeting the operating requirements and lowering the cost at the same time.

Description

The liquid-way system of full-automatic fecal occult blood analyser
Technical field
The present invention relates to a kind of full-automatic fecal occult blood analyser, relate in particular to a kind of liquid-way system of full-automatic fecal occult blood analyser.
Background technology
In full-automatic fecal occult blood analyser, for realizing the function of clinical trial, its liquid-way system should possess the automatic sample function, reacts in reaction cup to realize sample and reagent; Simultaneously liquid-way system also should have cleaning function, and this comprises to the cleaning of the cleaning of specimen needle inside and outside wall, reagent needles with to the cleaning of stirring rod, to reduce to greatest extent the cross pollution between each test.
The mode that realizes at present these liquid road function has a lot, and for example automatic sample is selected the high-precision ceramic syringe pump, but cost is higher; Clean specimen needle and the useful swab cleaning way of reagent needles, but complex structure.
Summary of the invention
The technical matters that the present invention mainly solves is to provide a kind of simple in structure, and cost is lower, can satisfy again the liquid-way system of the full-automatic fecal occult blood analyser of quantitative accuracy.
For addressing the above problem, the invention provides a kind of liquid-way system of full-automatic fecal occult blood analyser, be comprised of automatic sample module and cleaning module, the automatic sample module is used for application of sample and reagent adding, and cleaning module is used for cleaning specimen needle, reagent needles and stirring rod.
The automatic sample module is comprised of sample syringe pump, specimen needle, reagent syringe pump, three-way solenoid valve, reagent needles and damping fluid bottle, wherein the sample syringe pump is connected with specimen needle, and the reagent syringe pump is connected with the damping fluid bottle with reagent needles respectively by three-way solenoid valve.
Cleaning module forms by cleaning syringe pump, three-way solenoid valve, sample syringe pump, cleaning fluid bucket, scavenging pump, two three-way electromagnetic valves, service sink, waste drains pump and waste liquid barrel, wherein cleans syringe pump and is connected with the cleaning fluid bucket with the sample syringe pump respectively by three-way solenoid valve; The scavenging pump entrance is connected with the cleaning fluid bucket, and outlet is connected with service sink by two three-way electromagnetic valves; The waste drains pump entrance is connected with service sink, and outlet is connected with waste liquid barrel.
Beneficial effect of the present invention: sample of the present invention and reagent injection rate IR are controlled by syringe pump, and quantitative accuracy is high, and scavenging pump and waste drains pump are diaphragm pump, satisfy request for utilization and reduce costs simultaneously.
Description of drawings
Fig. 1 is structural representation of the present invention.
1, specimen needle 2, reagent needles 3, three-way solenoid valve 4, three-way solenoid valve
5, sample syringe pump 6, reagent syringe pump 7, cleaning syringe pump 8, service sink
9, two three-way electromagnetic valves 10, scavenging pump 11, waste drains pump 12, damping fluid bottle
13, cleaning fluid bucket 14, waste liquid barrel 15, stirring rod.
Embodiment
See also shown in Figure 1: the liquid-way system that the invention provides a kind of full-automatic fecal occult blood analyser, formed by automatic sample module and cleaning module, the automatic sample module is used for application of sample and reagent adding, and cleaning module is used for cleaning specimen needle 1, reagent needles 2 and stirring rod 15.
The automatic sample module is comprised of sample syringe pump 5, specimen needle 1, reagent syringe pump 6, three-way solenoid valve 3, reagent needles 2 and damping fluid bottle 12, wherein sample syringe pump 5 is connected with specimen needle 1, and reagent syringe pump 6 is connected with damping fluid bottle 12 with reagent needles 2 respectively by three-way solenoid valve 3; The suction sample scope of sample syringe pump 5 is 0~100 μ L, and reagent syringe pump 6 liquid absorption scopes are 0~500 μ L.
Cleaning module forms by cleaning syringe pump 7, three-way solenoid valve 4, sample syringe pump 5, cleaning fluid bucket 13, scavenging pump 10, two three-way electromagnetic valves 9, service sink 8, waste drains pump 11 and waste liquid barrel 14, wherein cleans syringe pump 7 and is connected with cleaning fluid bucket 13 with sample syringe pump 5 respectively by three-way solenoid valve 4; Scavenging pump 10 entrances are connected with cleaning fluid bucket 13, and outlet is connected with service sink 8 by two three-way electromagnetic valves 9; Waste drains pump 11 entrances are connected with service sink 8, and outlet is connected with waste liquid barrel 14, and cleaning syringe pump 7 liquid absorption scopes is 0~500 μ L, and scavenging pump 10 is the diaphragm pump of maximum flow 150mL/min, and waste drains pump 11 is the diaphragm pump of maximum flow 150mL/min.
The specific works principle:
Sample syringe pump 5 is connected with specimen needle 1, draws a certain amount of sample from urine collector, is injected in reaction cup; During three-way solenoid valve 3 energising, reagent syringe pump 6 is connected with damping fluid bottle 12, is drawn onto a certain amount of damping fluid from damping fluid bottle 12; During three-way solenoid valve 3 outage, reagent syringe pump 6 is connected with reagent needles 2, and draws a certain amount of reagent from reagent bottle, is injected in reaction cup together with damping fluid; During three-way solenoid valve 4 energising, clean syringe pump 7 and be connected with cleaning fluid bucket 13, and draw a certain amount of cleaning fluid from cleaning fluid bucket 13; When three-way solenoid valve 4 outage, clean syringe pump 7 and be connected with sample syringe pump 5, and cleaning fluid is got, cleaning fluid is got from specimen needle 1 by sample syringe pump 5, and the inwall of specimen needle 1 is cleaned; After application of sample and reagent adding end, specimen needle 1, reagent needles 2 and stirring rod 15 can be inserted in service sink 8, and this moment, two three-way electromagnetic valves 9 were opened, and scavenging pump 10 is extracted cleaning fluid out from cleaning fluid bucket 13, be injected in service sink 8, specimen needle 1, reagent needles 2 and stirring rod 15 are cleaned; Waste drains pump 11 is released the waste liquid in service sink 8 from service sink 8, enter in waste liquid barrel 14.
The above is the preferred embodiments of the present invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or equivalent flow process conversion that utilizes this instructions and accompanying drawing content to do; or directly or indirectly be used in other relevant technical fields, all in like manner be included in scope of patent protection of the present invention.

Claims (1)

1. the liquid-way system of a full-automatic fecal occult blood analyser, formed by automatic sample module and cleaning module, the automatic sample module is used for application of sample and reagent adding, cleaning module is used for cleaning specimen needle, reagent needles and stirring rod, the automatic sample module is by the sample syringe pump, specimen needle, the reagent syringe pump, three-way solenoid valve, reagent needles and damping fluid bottle form, wherein the sample syringe pump is connected with specimen needle, the reagent syringe pump is connected with the damping fluid bottle with reagent needles respectively by three-way solenoid valve, cleaning module is by cleaning syringe pump, three-way solenoid valve, the sample syringe pump, the cleaning fluid bucket, scavenging pump, two three-way electromagnetic valves, service sink, waste drains pump and waste liquid barrel form, it is characterized in that: clean syringe pump and be connected with the cleaning fluid bucket with the sample syringe pump respectively by three-way solenoid valve, the scavenging pump entrance is connected with the cleaning fluid bucket, and outlet is connected with service sink by two three-way electromagnetic valves, the waste drains pump entrance is connected with service sink, and outlet is connected with waste liquid barrel.
CN 201110202690 2011-07-20 2011-07-20 Liquid-way system of fully-automatic fecal occult blood analyzer Active CN102262164B (en)

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CN102262164B true CN102262164B (en) 2013-06-05

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CN103344642A (en) * 2013-07-05 2013-10-09 深圳普门科技有限公司 Full-automatic external detection equipment and method for measuring specific egg white by turbidimetry
CN107290556A (en) * 2016-03-31 2017-10-24 深圳迈瑞生物医疗电子股份有限公司 A kind of sample analyser
CN109520806B (en) * 2017-09-20 2023-09-12 深圳迈瑞生物医疗电子股份有限公司 Sample analyzer and control method thereof
CN108362865B (en) * 2017-12-29 2020-06-02 迪瑞医疗科技股份有限公司 Method for testing secretion and liquid path system
CN108627657A (en) * 2018-01-18 2018-10-09 重庆中元汇吉生物技术有限公司 A kind of liquid path system, immune quantitative analyzer and its control method
CN110320379B (en) * 2018-03-30 2024-01-09 成都深迈瑞医疗电子技术研究院有限公司 Sample analyzer and cleaning method thereof
CN109709056B (en) * 2019-02-22 2021-03-23 河南理工大学 Flash quantitative analysis method and analyzer for mixture based on spectral information
CN114368722B (en) * 2022-01-18 2023-07-25 广州科方生物技术股份有限公司 Quick pipeline emptying system and filling method

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CN201760292U (en) * 2010-07-30 2011-03-16 孔兵 Semi-automatic multifunctional liquid operating equipment capable of cleaning inner and outer walls of sampling needle
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Address after: 130012 No. 95 Yunhe street, hi tech Industrial Development Zone, Jilin, Changchun

Patentee after: Medical Polytron Technologies Inc

Address before: 130012 No. 95 Yunhe street, hi tech Industrial Development Zone, Jilin, Changchun

Patentee before: Changchun Dirui Medical Technology Co., Ltd.