CN103926417A - Method for simultaneously realizing sampling, sample addition and stirring of sample needle - Google Patents
Method for simultaneously realizing sampling, sample addition and stirring of sample needle Download PDFInfo
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- CN103926417A CN103926417A CN201410175569.1A CN201410175569A CN103926417A CN 103926417 A CN103926417 A CN 103926417A CN 201410175569 A CN201410175569 A CN 201410175569A CN 103926417 A CN103926417 A CN 103926417A
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- sample
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Abstract
The invention discloses a method for simultaneously realizing the sampling, sample addition and stirring of a sample needle. A fixed seat (10), a stirring motor (1), a driving wheel (2), an eccentric wheel (4) and the sample needle (5) are adopting, wherein the stirring motor (1) is fixed on the fixed seat (10); the eccentric wheel (4) is arranged on the fixed seat (10) through a first bearing (11); the sample needle (5) is arranged in an eccentric hole of the eccentric wheel (10) through a second bearing; the stirring motor (1) drives the eccentric wheel (4) to rotate through the driving wheel (2); the eccentric wheel drives the sample needle to stir liquid in a container during the sample addition or the sampling. The method for simultaneously realizing the sampling, sample addition and stirring of the sample needle is ingeniously implemented, the sample addition, stirring and collision prevention functions can be realized, equipment can be remarkably simplified, and the working efficiency can be improved.
Description
Technical field
The present invention relates to a kind of method that simultaneously realizes specimen needle sampling, application of sample and stirring.
Background technology
At present, automatic clinical chemistry analyzer device generally adopts specimen needle application of sample and sampling, after application of sample, by another one mixing needle, stir and mix sample and reagent again, this mode must configure separately Yi Ge mixing needle mechanism and mixing arm and stir and evenly mix sample and reagent, complex structure and more consuming time, therefore, be necessary to design a kind of method that realizes specimen needle sampling, application of sample and stirring novel time.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of method that simultaneously realizes specimen needle sampling, application of sample and stirring, this method that simultaneously realizes specimen needle sampling, application of sample and stirring is simple in structure and ingenious, have application of sample and agitating function concurrently, can significantly improve work efficiency.
The technical solution of invention is as follows:
Realize a method for specimen needle sampling, application of sample and stirring simultaneously, adopt integrated sample pin application of sample and stirring apparatus to realize sampling, application of sample and the stirring of liquid sample; Described integrated sample pin application of sample and stirring apparatus comprise holder (10), stirring motor (1), driving wheel (2), eccentric wheel (4) and specimen needle (5); Stirring motor (1) is fixed on holder (10); Eccentric wheel (4) is arranged on holder (10) by clutch shaft bearing (11); Specimen needle (5) is arranged in the eccentric orfice of eccentric wheel (10) by the second bearing (6);
Stirring motor (1) drives eccentric wheel (4) rotation by driving wheel (2); Eccentric wheel drives specimen needle to produce and stirs action, and specimen needle is stirred the liquid in container in application of sample or sampling.
Driving wheel (2) is connected by belt (3) or gear drive with eccentric wheel (4).
Described holder is comprised of with a vertical plate docking that is connected these 2 blocks of leveling boards upper and lower 2 blocks of leveling boards, the longitudinal section of holder is "] " type, between 2 blocks of leveling boards and a vertical plate, form a depressed part, described stirring motor is installed in this depressed part;
On two leveling boards of holder, be respectively provided with one for the through hole of specimen needle is installed; The dead in line of 2 through holes and be vertical direction, the through hole that is positioned at below is provided with described clutch shaft bearing and eccentric wheel; Stretch out from being positioned at the through hole of top at the top of specimen needle; The setting of 2 through holes, is convenient to for specimen needle provides spacing, makes specimen needle substantially keep vertical state all the time and does not tilt, and can guarantee that like this specimen needle is accurately inserted in the container that holds reagent or sample, and also the stirring for specimen needle provides stable support.Adopt the holder of this pattern and the fixed form of motor and specimen needle, make whole specimen needle apparatus structure compact, thereby be conducive to realize the miniaturization of full automatic biochemical apparatus;
By anticollision mechanism, preventing that specimen needle and miscellaneous part from bumping damages; Described anticollision mechanism comprises the upper pcb board with crashproof optocoupler (7) (9) arranging of holder (10), and the light barrier (8) arranging on the top of specimen needle (5); Between specimen needle middle part and superposed leveling board, be provided with the stage clip for resetting; One end of stage clip withstands on the bottom surface of the leveling board on top, and the other end is installed on specimen needle middle part, the end (lower end) that makes specimen needle under normal condition in lowest part, thereby guarantee that application of sample, sampling and stirring are all more stable; Stage clip is arranged in depressed part, stage clip or extension spring can certainly be set in other positions and realize reset.
When specimen needle, clashed into and while rising, driven light barrier to rise to block the light path between transmitting terminal and receiving end in crashproof optocoupler, the output signal of crashproof optocoupler is changed, trigger crashproof optocoupler and send alerting signal; The microprocessor of full automatic biochemical apparatus is received after this alerting signal, drives specimen needle rollback to avoid occurring collision again.
Described container is agent bin, sample storehouse or the reaction tray in automatic clinical chemistry analyzer.
The axis 0.05-0.2mm of the axis runout eccentric wheel (4) of eccentric orfice.
The axis 0.1mm of the axis runout eccentric wheel (4) of eccentric orfice, can also get 0.15mm, 0.13mm, and 0.08mm is equivalent.
Beneficial effect:
The method that simultaneously realizes specimen needle sampling, application of sample and stirring of the present invention, stirs reagent and sample by the shake of specimen needle self High Rotation Speed dexterously, makes like this specimen needle one pin multiplex, and structure is simpler and make biochemical analyzer operational efficiency higher.
The present invention adopts driven by motor specimen needle High Rotation Speed to make the syringe needle of specimen needle rock to stir sample and reagent, and this rabbling mechanism makes equipment mechanism simple and stable more;
Make rabbling mechanism and the specimen needle anticollision mechanism of specimen needle integrate simultaneously, make specimen needle can realize high-speed stirred function simultaneously;
This integrated sample needle device also has collision prevention function; can protect specimen needle to exempt from shock; after specimen needle is impacted; specimen needle is raised; the change in location of optocoupler induction light barrier; provide electric signal to report to the police to the main control module of equipment (being automatic clinical chemistry analyzer device), this main control module can according to the timely rollback of this alerting signal, this realizes the method for specimen needle sampling, application of sample and stirring simultaneously, thereby plays the effect of protection specimen needle.Optocoupler is comprised of two parts, and transmitting terminal and receiving end have bar gap between two parts, when light barrier rises, just in being sandwiched in this gap, blocks the light path between transmitting terminal and receiving end.Transmitting terminal continues to send light signal, and when the light path of optocoupler is not blocked, receiving end can be received the signal that transmitting terminal sends, once light barrier rises, blocks light path, and receiving end cannot be received signal, thus the alerting signal of sending.
Because specimen needle can be injected sample and reagent, also can stir evenly sample and reagent, and prevent specimen needle avoid collision, therefore, this method that simultaneously realizes specimen needle sampling, application of sample and stirring can realize several functions simultaneously, thereby makes automatic clinical chemistry analyzer device structure more compact small and exquisite, is conducive to realize the miniaturization of automatic clinical chemistry analyzer device, improved the work efficiency of equipment simultaneously, used also convenient.
In sum, this method that simultaneously realizes specimen needle sampling, application of sample and stirring is skillfully constructed, you have application of sample, stirring and collision prevention function concurrently to make specimen needle, and significantly simplified apparatus structure, easy to implement, easy to use, can effectively improve test and analysis efficiency.
Accompanying drawing explanation
Fig. 1 is the general structure schematic diagram (stereographic map) of integral type specimen needle application of sample and stirring apparatus;
Fig. 2 is the general structure schematic diagram (front elevation) of integral type specimen needle application of sample and stirring apparatus;
Fig. 3 is that A-A in Fig. 2 is to sectional view.
Label declaration: 1-stirring motor, 2-driving wheel, 3-belt, 4-eccentric wheel, 5-specimen needle, 6-the second bearing, the crashproof optocoupler of 7-, 8-light barrier, 9-PCB plate, 10-holder, 11-clutch shaft bearing.
Embodiment
Below with reference to the drawings and specific embodiments, the present invention is described in further details:
Embodiment 1:
As Fig. 1-3, a kind of method that simultaneously realizes specimen needle sampling, application of sample and stirring, adopts integrated sample pin application of sample and stirring apparatus to realize sampling, application of sample and the stirring of liquid sample; Described integrated sample pin application of sample and stirring apparatus comprise holder 10, stirring motor 1, driving wheel 2, eccentric wheel 4 and specimen needle 5; Stirring motor 1 is fixed on holder 10; Eccentric wheel 4 is arranged on holder 10 by clutch shaft bearing 11; Specimen needle 5 is arranged in the eccentric orfice of eccentric wheel 10 by the second bearing 6;
Stirring motor 1 drives eccentric wheel 4 rotations by driving wheel 2; Eccentric wheel drives specimen needle to produce and stirs action, and specimen needle is stirred the liquid in container in application of sample or sampling.
Driving wheel 2 is connected by belt 3 or gear drive with eccentric wheel 4.
Described holder is comprised of with a vertical plate docking that is connected these 2 blocks of leveling boards upper and lower 2 blocks of leveling boards, the longitudinal section of holder is "] " type, between 2 blocks of leveling boards and a vertical plate, form a depressed part, described stirring motor is installed in this depressed part;
On two leveling boards of holder, be respectively provided with one for the through hole of specimen needle is installed; The dead in line of 2 through holes and be vertical direction, the through hole that is positioned at below is provided with described clutch shaft bearing and eccentric wheel; Stretch out from being positioned at the through hole of top at the top of specimen needle; The setting of 2 through holes, is convenient to for specimen needle provides spacing, makes specimen needle substantially keep vertical state all the time and does not tilt, and can guarantee that like this specimen needle is accurately inserted in the container that holds reagent or sample, and also the stirring for specimen needle provides stable support.Adopt the holder of this pattern and the fixed form of motor and specimen needle, make whole specimen needle apparatus structure compact, thereby be conducive to realize the miniaturization of full automatic biochemical apparatus;
By anticollision mechanism, preventing that specimen needle and miscellaneous part from bumping damages; Described anticollision mechanism comprises the upper pcb board with crashproof optocoupler (7) (9) arranging of holder (10), and the light barrier (8) arranging on the top of specimen needle (5); Between specimen needle middle part and superposed leveling board, be provided with the stage clip for resetting; One end of stage clip withstands on the bottom surface of the leveling board on top, and the other end is installed on specimen needle middle part, the end (lower end) that makes specimen needle under normal condition in lowest part, thereby guarantee that application of sample, sampling and stirring are all more stable; Stage clip is arranged in depressed part, stage clip or extension spring can certainly be set in other positions and realize reset.
When specimen needle, clashed into and while rising, driven light barrier to rise to block the light path between transmitting terminal and receiving end in crashproof optocoupler, the output signal of crashproof optocoupler is changed, trigger crashproof optocoupler and send alerting signal; The microprocessor of full automatic biochemical apparatus is received after this alerting signal, drives specimen needle rollback to avoid occurring collision again.
Described container is agent bin, sample storehouse or the reaction tray in automatic clinical chemistry analyzer.
The axis 0.1mm of the axis runout eccentric wheel (4) of eccentric orfice.
Course of work explanation:
Stirring motor drives driving wheel to drive eccentric wheel high-speed to rotate by belt, because eccentric eccentric orfice has certain degree of eccentricity (as the bias of 0.1mm), when eccentric wheel rotates, eccentric orfice drives specimen needle to swing to produce and stirs action, and the syringe needle of specimen needle part is amplified these amplitudes of fluctuation, in the time of in the mixed liquor of syringe needle immersion sample and reagent, mixed liquor can be stirred evenly.In addition, in specimen needle, there is stage clip to push down specimen needle, when specimen needle is subject to after extraneous collision, stage clip shrinks, specimen needle rises, and light barrier blocks the light of crashproof optocoupler, and crashproof optocoupler provides signal to report to the police to system (the central processing unit part of automatic clinical chemistry analyzer device).
Whether pcb board simultaneously integrated liquid level detection circuit contacts with liquid to detect syringe needle.
Eccentric wheel employing is press-fitted or adhesive means is installed on the inner ring of clutch shaft bearing.Frequency and amplitude that the visual stirring of eccentric degree of eccentricity needs determine.
Be understandable that; for the person of ordinary skill of the art; can make other various corresponding changes and distortion according to technical scheme of the present invention and technical conceive, and all these changes and distortion all should belong to the protection domain of the accompanying claim of the present invention.
Claims (7)
1. realize a method for specimen needle sampling, application of sample and stirring simultaneously, it is characterized in that, adopt integrated sample pin application of sample and stirring apparatus to realize sampling, application of sample and the stirring of liquid sample; Described integrated sample pin application of sample and stirring apparatus comprise holder (10), stirring motor (1), driving wheel (2), eccentric wheel (4) and specimen needle (5); Stirring motor (1) is fixed on holder (10); Eccentric wheel (4) is arranged on holder (10) by clutch shaft bearing (11); Specimen needle (5) is arranged in the eccentric orfice of eccentric wheel (10) by the second bearing (6); Stirring motor (1) drives eccentric wheel (4) rotation by driving wheel (2); Eccentric wheel drives specimen needle to produce and stirs action, and specimen needle is stirred the liquid in container in application of sample or sampling.
2. the method that simultaneously realizes specimen needle sampling, application of sample and stirring according to claim 1, is characterized in that, driving wheel (2) is connected by belt (3) or gear drive with eccentric wheel (4).
3. the method that simultaneously realizes specimen needle sampling, application of sample and stirring according to claim 2, it is characterized in that, described holder is comprised of with a vertical plate docking that is connected these 2 blocks of leveling boards upper and lower 2 blocks of leveling boards, the longitudinal section of holder is "] " type, between 2 blocks of leveling boards and a vertical plate, form a depressed part, described stirring motor is installed in this depressed part;
On two leveling boards of holder, be respectively provided with one for the through hole of specimen needle is installed; The dead in line of 2 through holes and be vertical direction, the through hole that is positioned at below is provided with described clutch shaft bearing and eccentric wheel; Stretch out from being positioned at the through hole of top at the top of specimen needle.
4. the method that simultaneously realizes specimen needle sampling, application of sample and stirring according to claim 3, is characterized in that, prevents that specimen needle and miscellaneous part from bumping damage by anticollision mechanism; Described anticollision mechanism comprises the upper pcb board with crashproof optocoupler (7) (9) arranging of holder (10), and the light barrier (8) arranging on the top of specimen needle (5); Between specimen needle middle part and superposed leveling board, be provided with the stage clip for resetting;
When specimen needle, clashed into and while rising, driven light barrier to rise to block the light path between transmitting terminal and receiving end in crashproof optocoupler, the output signal of crashproof optocoupler is changed, trigger crashproof optocoupler and send alerting signal; The microprocessor of full automatic biochemical apparatus is received after this alerting signal, drives specimen needle rollback to avoid occurring collision again.
5. the method that simultaneously realizes specimen needle sampling, application of sample and stirring according to claim 1, is characterized in that, described container is agent bin, sample storehouse or the reaction tray in automatic clinical chemistry analyzer.
6. according to time described in claim 1-5 any one, realize the method for specimen needle sampling, application of sample and stirring, it is characterized in that, the axis 0.05-0.2mm of the axis runout eccentric wheel (4) of eccentric orfice.
7. the method that simultaneously realizes specimen needle sampling, application of sample and stirring according to claim 6, is characterized in that, the axis 0.1mm of the axis runout eccentric wheel (4) of eccentric orfice.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410175569.1A CN103926417B (en) | 2014-04-22 | 2014-04-22 | A kind of method simultaneously realizing specimen needle sampling, application of sample and stirring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410175569.1A CN103926417B (en) | 2014-04-22 | 2014-04-22 | A kind of method simultaneously realizing specimen needle sampling, application of sample and stirring |
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| Publication Number | Publication Date |
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| CN103926417A true CN103926417A (en) | 2014-07-16 |
| CN103926417B CN103926417B (en) | 2015-09-30 |
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| CN201410175569.1A Expired - Fee Related CN103926417B (en) | 2014-04-22 | 2014-04-22 | A kind of method simultaneously realizing specimen needle sampling, application of sample and stirring |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104075930A (en) * | 2014-07-21 | 2014-10-01 | 深圳市国赛生物技术有限公司 | Sampling and stirring device |
| CN107437487A (en) * | 2016-05-25 | 2017-12-05 | 宝山钢铁股份有限公司 | One kind is used for sample platform of scanning electronic microscope lifting anticollision device, collision-prevention device |
| CN108854650A (en) * | 2018-06-29 | 2018-11-23 | 宁波海壹生物科技有限公司 | A kind of evenly mixing device and its mix method |
| CN109434818A (en) * | 2018-10-30 | 2019-03-08 | 襄阳市科瑞杰医疗器械有限公司 | Manipulator sampling mechanism and microscope |
| CN109490565A (en) * | 2018-11-29 | 2019-03-19 | 吉林基蛋生物科技有限公司 | A kind of specimen needle movement mechanism |
| CN110426242A (en) * | 2019-08-15 | 2019-11-08 | 宁波普瑞柏生物技术股份有限公司 | A kind of sampling probe |
| CN110530703A (en) * | 2019-05-08 | 2019-12-03 | 深圳雷杜生命科学股份有限公司 | A kind of liquid relief agitating device and its stirring quantization method |
| CN114062292A (en) * | 2021-11-17 | 2022-02-18 | 江苏省环境监测中心 | Extractor for oil measurement, full-automatic ultraviolet oil measurement device and oil measurement method thereof |
| CN115453137A (en) * | 2022-11-10 | 2022-12-09 | 长沙市鹏瑞生物科技有限公司 | Eccentric stirring assembly and sample needle sample adding and stirring system |
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Patent Citations (5)
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| WO2000002030A1 (en) * | 1998-06-30 | 2000-01-13 | Vision Instruments Limited | Laboratory sampling probe positioning apparatus |
| US6447728B1 (en) * | 1998-10-16 | 2002-09-10 | Dade Behring Marburg Gmbh | Exchangeable oscillating pipette needle |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104075930A (en) * | 2014-07-21 | 2014-10-01 | 深圳市国赛生物技术有限公司 | Sampling and stirring device |
| CN104075930B (en) * | 2014-07-21 | 2017-05-10 | 深圳市国赛生物技术有限公司 | Sampling and stirring device |
| CN107437487A (en) * | 2016-05-25 | 2017-12-05 | 宝山钢铁股份有限公司 | One kind is used for sample platform of scanning electronic microscope lifting anticollision device, collision-prevention device |
| CN108854650A (en) * | 2018-06-29 | 2018-11-23 | 宁波海壹生物科技有限公司 | A kind of evenly mixing device and its mix method |
| CN108854650B (en) * | 2018-06-29 | 2019-08-30 | 宁波海壹生物科技有限公司 | A kind of evenly mixing device and its mix method |
| CN109434818A (en) * | 2018-10-30 | 2019-03-08 | 襄阳市科瑞杰医疗器械有限公司 | Manipulator sampling mechanism and microscope |
| CN109490565A (en) * | 2018-11-29 | 2019-03-19 | 吉林基蛋生物科技有限公司 | A kind of specimen needle movement mechanism |
| CN110530703A (en) * | 2019-05-08 | 2019-12-03 | 深圳雷杜生命科学股份有限公司 | A kind of liquid relief agitating device and its stirring quantization method |
| CN110530703B (en) * | 2019-05-08 | 2021-12-21 | 深圳雷杜生命科学股份有限公司 | Liquid transfer stirring device |
| CN110426242A (en) * | 2019-08-15 | 2019-11-08 | 宁波普瑞柏生物技术股份有限公司 | A kind of sampling probe |
| CN114062292A (en) * | 2021-11-17 | 2022-02-18 | 江苏省环境监测中心 | Extractor for oil measurement, full-automatic ultraviolet oil measurement device and oil measurement method thereof |
| CN115453137A (en) * | 2022-11-10 | 2022-12-09 | 长沙市鹏瑞生物科技有限公司 | Eccentric stirring assembly and sample needle sample adding and stirring system |
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| CN103926417B (en) | 2015-09-30 |
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Address after: No. 7 Road 518106 Guangdong Guangming New District of Shenzhen City High-tech Park West Germany Overseas Science Park A building 11 floor Patentee after: SHENZHEN ICUBIO BIOTECHNOLOGY CO.,LTD. Address before: No. 7 Road 518106 Guangdong Guangming New District of Shenzhen City High-tech Park West Germany Overseas Science Park A building 11 floor Patentee before: SHENZHEN ICUBIO BIOMEDICAL TECHNOLOGY CO.,LTD. |
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Granted publication date: 20150930 |