CN102305870B - Two-channel liquid path system of urinary sediment analyzer - Google Patents
Two-channel liquid path system of urinary sediment analyzer Download PDFInfo
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- CN102305870B CN102305870B CN 201110207980 CN201110207980A CN102305870B CN 102305870 B CN102305870 B CN 102305870B CN 201110207980 CN201110207980 CN 201110207980 CN 201110207980 A CN201110207980 A CN 201110207980A CN 102305870 B CN102305870 B CN 102305870B
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Abstract
The invention discloses a two-channel liquid path system of a urinary sediment analyzer, which comprises a sampling needle, a liquid guide pipe, a connecting pipe, three three-way electromagnetic valves, a channel A, a channel B, three liquid pumps and a flow pool, wherein the sampling needle is divided into two sampling channels which are respectively the channel A and the channel B after connected with a three-way electromagnetic valve by the liquid guide pipe; the channel A and the channel B are combined by another three-way electromagnetic valve and connected with the liquid pumps by the liquid guide pipe; the channel A comprises a connecting pipe, two three-way electromagnetic valves and a liquid storage pipe; the two three-way electromagnetic valves are connected in series; the two three-way electromagnetic valves are connected by the liquid storage pipe; the channel B comprises a connecting pipe, two three-way electromagnetic valves and a liquid storage pipe; the two three-way electromagnetic valves are connected in series; and the two three-way electromagnetic valves are connected by the liquid storage pipe. The invention has the advantages of greatly improving the test speed of the urinary sediment analyzer and realizing the parallel processing of two sample sucking channels in a test channel.
Description
Technical field
The present invention relates to the employed urine visible component of medical science in-vitro diagnosis analyser, or claim urine sediments analyzer, especially relate to a kind of binary channels liquid-way system of urine sediments analyzer.
Background technology
In present full-automatic urine sediment analysis instrument, test sample book all is the serial test, at first draws sample, then carries out sample is tested, and the pipeline of flow pond and absorption sample carries out necessary cleaning again.The remarkable shortcoming of this method of operation is that test speed is slow, can't catch up with the test speed requirement of Urine Analyzer online with it.
Summary of the invention
The technical problem to be solved in the present invention is the deficiency of existing urine sediments analyzer test speed, and the binary channels liquid-way system of a kind of urine sediments analyzer that provides, thereby increase substantially test speed.
The present invention will solve the technical method that the problem of urine sediments analyzer test speed deficiency adopts, use two to inhale the sample passage, when the sample in the passage is tested, finish cleaning and inhale the sample action at an other passage, realized the parallel processing of two sample suction passage under a test channel.If will initiatively reduce test speed, can only use a lane testing sample.
The binary channels liquid-way system of urine sediments analyzer of the present invention is comprised of sampling needle, catheter, connecting pipe, three three-way solenoid valves, first passage, second channel, three liquid pumps and flow cell, wherein sampling needle separates two sampling channels after linking to each other with a three-way solenoid valve by catheter, be respectively first passage and second channel, first passage and second channel are merged by another three-way solenoid valve, connect liquid pump through catheter.
First passage is comprised of connecting pipe, two three-way solenoid valves, liquid storage pipes, and wherein two three-way solenoid valve series connection are linked to each other by liquid storage pipe between two three-way solenoid valves.
Second channel is comprised of connecting pipe, two three-way solenoid valves, liquid storage pipes, and wherein two three-way solenoid valve series connection are linked to each other by liquid storage pipe between two three-way solenoid valves.
Be connected with a liquid pump after first three-way solenoid valve parallel connection in first three-way solenoid valve in the first passage and the second channel, second three-way solenoid valve in the first passage links to each other with another three-way solenoid valve by connecting pipe respectively with second three-way solenoid valve in the second channel, this three-way solenoid valve is connected with flow cell by catheter, and flow cell also is connected with liquid pump.
Beneficial effect of the present invention:
Greatly improved the test speed of urine sediments analyzer, use two to inhale the sample passage, when the sample in the passage is tested, finish cleaning and inhale the sample action at an other passage, realized the parallel processing of two sample suction passage under a test channel.If will initiatively reduce test speed, can only use a lane testing sample.
Description of drawings
Fig. 1 is total body fluid line structure schematic diagram of the present invention.
Fig. 2 is step 1 schematic diagram in the operational process of the present invention.
Fig. 3 is step 2 schematic diagram in the operational process of the present invention.
Fig. 4 is step 3 schematic diagram in the operational process of the present invention.
Fig. 5 is step 4 schematic diagram in the operational process of the present invention.
Fig. 6 is step 5 schematic diagram in the operational process of the present invention.
A, first passage B, second channel
1, sampling needle 2, the first catheter 3, the first three-way solenoid valve 4, the second three-way solenoid valve
5, the second catheter 6, the first liquid pump 7, the 3rd connecting pipe 8, the 4th three-way solenoid valve
9, the first liquid storage pipe 10, the 5th three-way solenoid valve 11, the 4th connecting pipe 12, the first connecting pipe
13, the 5th connects the 14, the 6th three-way solenoid valve 15, the second liquid storage pipe 16, the 7th three-way solenoid valve
17, the 6th connecting pipe 18, the second connecting pipe 19, the 3rd three-way solenoid valve 20, the 3rd catheter
21, the second liquid pump 22, flow cell 23, the 3rd liquid pump.
Embodiment
See also shown in Figure 1: the binary channels liquid-way system of urine sediments analyzer of the present invention is by sampling needle 1, the first catheter 2, the second catheter 5, the first connecting pipe 12, the second connecting pipe 18, the first three-way solenoid valve 3, the second three-way solenoid valve 4, the 3rd three-way solenoid valve 19, first passage A, second channel B, the first liquid pump 6, the second liquid pump 21, the 3rd liquid pump 23 and flow cell 22 form, wherein sampling needle 1 separates two sampling channels after linking to each other with the first three-way solenoid valve 3 by the first catheter 2, be respectively first passage A and second channel B, first passage A and second channel B are merged by the second three-way solenoid valve 4, connect the first liquid pump 6 through the second catheter 5.
First passage A is comprised of the 3rd connecting pipe 7, the 4th connecting pipe 11, the 4th three-way solenoid valve 8, the 5th three-way solenoid valve 10 and the first liquid storage pipe 9, wherein the 4th three- way solenoid valve 8 and 10 series connection of the 5th three-way solenoid valve, wherein linked to each other by the first liquid storage pipe 9 between the 4th three-way solenoid valve 8 and the 5th three-way solenoid valve 10, linked to each other by the 3rd connecting pipe 7 between the first three-way solenoid valve 3 and the 4th three-way solenoid valve 8, linked to each other by the 4th connecting pipe 11 between the 5th three-way solenoid valve 10 and the second three-way solenoid valve 4.
Second channel B is comprised of the 5th connecting pipe 13, the 6th connecting pipe 17, the 6th three-way solenoid valve 14, the 7th three-way solenoid valve 16 and the second liquid storage pipe 15, wherein the 6th three-way solenoid valve 14 and 16 series connection of the 7th three-way solenoid valve, linked to each other by the second liquid storage pipe 15 between the 6th three-way solenoid valve 14 and the 7th three-way solenoid valve 16, linked to each other by the 5th connecting pipe 13 between the first three-way solenoid valve 3 and the 6th three-way solenoid valve 14, linked to each other by the 6th connecting pipe 17 between the 7th three-way solenoid valve 16 and the second three-way solenoid valve 4.
The 4th three-way solenoid valve 8 among the first passage A is connected with the 3rd liquid pump 23 with the 6th three-way solenoid valve 14 parallel connections among the second channel B are rear, the 5th three-way solenoid valve 10 among the first passage A links to each other with the 3rd three-way solenoid valve 19 by the first connecting pipe 12, the second connecting pipe 18 respectively with the 7th three-way solenoid valve 16 among the second channel B, the 3rd three-way solenoid valve 19 is connected with flow cell 22 by the one or three catheter 20, and flow cell 22 is connected with the second liquid pump 21.
When detecting sample, can make first passage A and second channel B test in turn.Concrete operating procedure is as described below:
Step 1: first passage A inhales sample.
See also shown in Figure 2,6 imbibitions of the first liquid pump, make sample liquid flow to the first liquid pump 6 directions through sampling needle 1, the first catheter 2, the first three-way solenoid valve 3, the 3rd connecting pipe 7, the 4th three-way solenoid valve 8, the first liquid storage pipe 9, the 5th three-way solenoid valve 10, the 4th connecting pipe 11, the second three-way solenoid valve 4, the second catheter 5, make sample liquid be full of the first liquid storage pipe 9, finish the suction sample of first passage A this moment.
Step 2: first passage A tests, and second channel B cleans, inhales sample simultaneously.
See also shown in Figure 3, make the first three-way solenoid valve 3, the second three-way solenoid valve 4, the 4th three-way solenoid valve 8, the 5th three-way solenoid valve 10 electric, this moment, first passage A and second channel B kept apart fully.First passage A is connected with flow cell 22, and the liquid line structure is: the 3rd liquid pump 23, the 4th three-way solenoid valve 8, the first liquid storage pipe 9, the 5th three-way solenoid valve 10, the first connecting pipe 12, the 3rd three-way solenoid valve 19, the one or three catheter 20, flow cell 22 orders link to each other.Second channel B becomes the similar liquid line structure of first passage A in the step 1, and sampling needle 1, the first catheter 2, the first three-way solenoid valve 3, the 5th connecting pipe 13, the 6th three-way solenoid valve 14, the second liquid storage pipe 15, the 7th three-way solenoid valve 16, the 6th connecting pipe 17, the second three-way solenoid valve 4, the second catheter 5 and the first liquid pump 6 orders link to each other.To first passage A, the 3rd liquid pump 23 is released liquid, makes sample liquid in the first liquid storage pipe 9 through the 5th three-way solenoid valve 10, the first connecting pipe 12, the 3rd three-way solenoid valve 19, the one or three catheter 20, enters into flow cell 22, finishes the detection of sample.When first passage A carried out pattern detection, second channel B cleaned, inhales sample.The first liquid pump 6 is released clean liquid, along the second catheter 5, the second three-way solenoid valve 4, the 6th connecting pipe 17, the 7th three-way solenoid valve 16, the second liquid storage pipe 15, the 6th three-way solenoid valve 14, the 5th connecting pipe 13, the first three-way solenoid valve 3, the first catheter 2, sampling needle 1 this pipeline, discharge from sampling needle 1, second channel B is cleaned up.Mobile sampling needle 1, sampling needle 1 is immersed in the sample liquid, the first liquid pump 6 imbibitions this moment, make sample liquid flow to the first liquid pump 6 directions through sampling needle 1, the first catheter 2, the first three-way solenoid valve 3, the 5th connecting pipe 13, the 6th three-way solenoid valve 14, the second liquid storage pipe 15, the 7th three-way solenoid valve 16, the 6th connecting pipe 17, the second three-way solenoid valve 4, the second catheter 5, make sample liquid be full of the second liquid storage pipe 15, finish the suction sample of second channel B this moment.After second channel B suction sample was finished, first passage A pattern detection was and then finished.
Step 3: clean via first passage A flow pond 22.
See also shown in Figure 4, make the 5th three-way solenoid valve 10 get electric, flow cell 22 is connected with sampling needle 1 through first passage A, and the liquid paths is: the second liquid pump 21, flow cell 22, the one or three catheter 20, the 3rd three-way solenoid valve 19, the first connecting pipe 12, the 5th three-way solenoid valve 10, the first liquid storage pipe 9, the 4th three-way solenoid valve 8, the 3rd connecting pipe 7, the first three-way solenoid valve 3, the first catheter 2, sampling needle 1.The second liquid pump 21 is released clean liquid, flow through flow cell 22, the one or three catheter 20, the 3rd three-way solenoid valve 19, the first connecting pipe 12, the 5th three-way solenoid valve 10 are rinsed the sample liquid in flow cell 22, the one or three catheter 20, the 3rd three-way solenoid valve 19, the first connecting pipe 12, the 5th three-way solenoid valve 10 well.
Step 4: second channel B tests, and first passage A cleans, inhales sample simultaneously.
See also shown in Figure 5, make the 6th three-way solenoid valve 14, the 7th three-way solenoid valve 16, the 3rd three-way solenoid valve 19 electric, this moment, first passage A and second channel B kept apart fully.Second channel B is connected with flow cell 22, and the liquid line structure is: the 3rd liquid pump 23, the 6th three-way solenoid valve 14, the second liquid storage pipe 15, the 7th three-way solenoid valve 16, the second connecting pipe 18, the 3rd three-way solenoid valve 19, the one or three catheter 20 and flow cell 22 orders link to each other.First passage A becomes the liquid line structure that first passage A is identical in the step 1, and sampling needle 1, the first catheter 2, the first three-way solenoid valve 3, the 3rd connecting pipe 7, the 4th three-way solenoid valve 8, the first liquid storage pipe 9, the 5th three-way solenoid valve 10, the 4th connecting pipe 11, the second three-way solenoid valve 4, the second catheter 5 and the first liquid pump 6 orders link to each other.To second channel B, the 3rd liquid pump 23 is released liquid, makes sample liquid in the second liquid storage pipe 15 through the 7th three-way solenoid valve 16, the second connecting pipe 18, the 3rd three-way solenoid valve 19, the one or three catheter 20, enters into flow cell 22, finishes the detection of sample.When second channel B carried out pattern detection, first passage A cleaned, inhales sample.The first liquid pump 6 is released clean liquid, along the second catheter 5, the second three-way solenoid valve 4, the 4th connecting pipe 11, the 5th three-way solenoid valve 10, the first liquid storage pipe 9, the 4th three-way solenoid valve 8, the 3rd connecting pipe 7, the first three-way solenoid valve 3, the first catheter 2 and sampling needle 1 this pipeline, discharge from sampling needle, first passage A is cleaned up.Mobile sampling needle 1, sampling needle 1 is immersed in the sample liquid, the first liquid pump 6 imbibitions this moment, make sample liquid flow to the first liquid pump 6 directions through sampling needle 1, the first catheter 2, the first three-way solenoid valve 3 the 3rd connecting pipe 7, the 4th three-way solenoid valve 8, the first liquid storage pipe 9, the 5th three-way solenoid valve 10, the 4th connecting pipe 11, the second three-way solenoid valve 4, the second catheter 5, make sample liquid be full of the first liquid storage pipe 9, finish the suction sample of first passage A this moment.After first passage A suction sample was finished, second channel B pattern detection was and then finished.
Step 5: clean via second channel B flow pond 22.
See also shown in Figure 6, make the first three-way solenoid valve 3, the 7th three-way solenoid valve 16, the 3rd three-way solenoid valve 19 get electric, flow cell 22 is connected with sampling needle 1 through second channel B, and the liquid paths is: the second liquid pump 21, flow cell 22, the one or three catheter 20, the 3rd three-way solenoid valve 19, the second connecting pipe 18, the 7th three-way solenoid valve 16, the second liquid storage pipe 15, the 6th three-way solenoid valve 14, the 5th connecting pipe 13, the first three-way solenoid valve 3, the first catheter 2, sampling needle 1.The second liquid pump 21 is released clean liquid, flow through flow cell 22, the one or three catheter 20, the 3rd three-way solenoid valve 19, the second connecting pipe 18, the 7th three-way solenoid valve 16 are rinsed the sample liquid in flow cell 22, the one or three catheter 20, the 3rd three-way solenoid valve 19, the second connecting pipe 18, the 7th three-way solenoid valve 16 well.
Step 1 is finished and is inhaled sample for the first time, and inhaling the sample passage is first passage A.Step 2, step 3 are finished the test of first passage A sample, finish simultaneously the cleaning of second channel B and inhale sample.Step 4, step 5 are finished the test of second channel B sample, finish simultaneously the cleaning of first passage A and inhale sample.After step 5 is finished, begin to carry out next step circulation from step 2.
If need to initiatively reduce the speed of test sample book, can shield a passage, only use first passage A to test, second channel B is not carried out any operation, thereby realize at a high speed, two grades of speed of low speed regulate.
In actual applications, the priority use of first passage A and second channel B order can be changed by programmed control, that is: step 1 is finished and inhaled sample for the first time, and inhaling the sample passage is second channel B.Step 2, step 3 are finished the test of second channel B sample, finish simultaneously the cleaning of first passage A and inhale sample.Step 4, step 5 are finished the test of first passage A sample, finish simultaneously the cleaning of second channel B and inhale sample.After step 5 is finished, begin to carry out the next round circulation from step 2.When initiatively reducing the speed of test sample book, also can only use second channel B to test, first passage A not carried out any operation.
In actual applications, if one or several three-way solenoid valve Chang Kaiduan and normal-closed end in the liquid-way system are exchanged, essential change can not occur in the liquid line structure, as long as the respective electrical magnet valve is controlled according to opposite state, can realize same function in each step process of test.
Claims (1)
1. the binary channels liquid-way system of a urine sediments analyzer, it is characterized in that: be by sampling needle (1), the first catheter (2), the second catheter (5), the first connecting pipe (12), the second connecting pipe (18), the first three-way solenoid valve (3), the second three-way solenoid valve (4), the 3rd three-way solenoid valve (19), first passage (A), second channel (B), the first liquid pump (6), the second liquid pump (21), the 3rd liquid pump (23) and flow cell (22) form, wherein sampling needle (1) separates two sampling channels after linking to each other with the first three-way solenoid valve (3) by the first catheter (2), be respectively first passage (A) and second channel (B), first passage (A) and second channel (B) are merged by the second three-way solenoid valve (4), connect the first liquid pump (6) through the second catheter (5), first passage (A) is by the 3rd connecting pipe (7), the 4th connecting pipe (11), the 4th three-way solenoid valve (8), the 5th three-way solenoid valve (10) and the first liquid storage pipe (9) form, wherein the 4th three-way solenoid valve (8) and the 5th three-way solenoid valve (10) series connection, linked to each other by the first liquid storage pipe (9) between the 4th three-way solenoid valve (8) and the 5th three-way solenoid valve (10), linked to each other by the 3rd connecting pipe (7) between the first three-way solenoid valve (3) and the 4th three-way solenoid valve (8), linked to each other by the 4th connecting pipe (11) between the 5th three-way solenoid valve (10) and the second three-way solenoid valve (4), second channel (B) is by the 5th connecting pipe (13), the 6th connecting pipe (17), the 6th three-way solenoid valve (14), the 7th three-way solenoid valve (16) and the second liquid storage pipe (15) form, wherein the 6th three-way solenoid valve (14) and the 7th three-way solenoid valve (16) series connection, linked to each other by the second liquid storage pipe (15) between the 6th three-way solenoid valve (14) and the 7th three-way solenoid valve (16), linked to each other by the 5th connecting pipe (13) between the first three-way solenoid valve (3) and the 6th three-way solenoid valve (14), linked to each other by the 6th connecting pipe (17) between the 7th three-way solenoid valve (16) and the second three-way solenoid valve (4), the 4th three-way solenoid valve (8) in the first passage (A) is connected with the 3rd liquid pump (23) with the 6th three-way solenoid valve (14) parallel connection in the second channel (B) is rear, the 7th three-way solenoid valve (16) in the 5th three-way solenoid valve (10) in the first passage (A) and the second channel (B) is respectively by the first connecting pipe (12), the second connecting pipe (18) links to each other with the 3rd three-way solenoid valve (19), the 3rd three-way solenoid valve (19) is connected with flow cell (22) by the 3rd catheter (20), and flow cell (22) is connected with the second liquid pump (21).
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201110207980 CN102305870B (en) | 2011-07-25 | 2011-07-25 | Two-channel liquid path system of urinary sediment analyzer |
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| CN 201110207980 CN102305870B (en) | 2011-07-25 | 2011-07-25 | Two-channel liquid path system of urinary sediment analyzer |
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| CN102305870B true CN102305870B (en) | 2013-04-03 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102879595A (en) * | 2012-09-29 | 2013-01-16 | 力合科技（湖南）股份有限公司 | Automatic sample injector and sample injection testing system |
| CN106199034B (en) * | 2016-08-26 | 2018-05-01 | 山东宝威生物科技有限公司 | A kind of urine sediments analyzer four-way combined test system |
| CN107388039B (en) * | 2017-07-18 | 2019-01-25 | 深圳小孚医疗科技有限公司 | A kind of sample analysis liquid channel system based on four way solenoid valve |
| CN107389864A (en) * | 2017-07-18 | 2017-11-24 | 深圳小孚医疗科技有限公司 | A kind of liquid-way system for sample analysis |
| CN107271707B (en) * | 2017-08-03 | 2020-02-21 | 力合科技（湖南）股份有限公司 | Sample introduction device and detection system |
| CN109725169B (en) * | 2018-12-26 | 2023-03-14 | 迪瑞医疗科技股份有限公司 | Liquid path system of urine analyzer and control method thereof |
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| US5251340A (en) * | 1992-03-09 | 1993-10-12 | Su Land Liao | Flush toilet with an automatic sterilizing device |
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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. |
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