CN1866029B - Sample charging mechanism of biochemical analyzer - Google Patents
Sample charging mechanism of biochemical analyzer Download PDFInfo
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- CN1866029B CN1866029B CN2006100351041A CN200610035104A CN1866029B CN 1866029 B CN1866029 B CN 1866029B CN 2006100351041 A CN2006100351041 A CN 2006100351041A CN 200610035104 A CN200610035104 A CN 200610035104A CN 1866029 B CN1866029 B CN 1866029B
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- detection signal
- signal lamp
- pin
- universal joint
- needle
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Abstract
The disclosed feeding sample device for a biochemical analyzer comprises: a feeding sample needle (3), a rocker (2), a drive system, a control system; an anti-bump sensing device with a fixing base (1), a universal joint (4), a spring (5), a sleeve (6), a anti-light sheet (7) and a sensor (8); a liquid-level detection and alarm device, a detection and alarm device for needle block, and a display device with a lamp shield (9), a guide bar (10), an anti-bump detection signal light (11), a signal lamp for needle-block (12), and a detection lamp for liquid level(13). This invention has wide application.
Description
Technical field
The present invention relates to a kind of sample charging mechanism of biochemical analyzer.
Background technology
Biochemical Analyzer need carry out crash protection to sample charging mechanism in the course of the work.Implementation to crash protection mainly contains two classes at present: a class has crash protection only to some direction of motion as the vertical movement direction; Another kind of to two direction of motion, as vertical and sense of rotation crash protection is arranged, but realize by two cover independent detection mechanisms.Biochemical Analyzer also needs liquid level signal, collision alarm and stifled pin signal to sample charging mechanism to detect in the course of the work.In the current implementation, all can only judge whether to have detected above-mentioned signal by function software corresponding error prompting, the user can't judge intuitively.There is following shortcoming in the implementation of existing crash protection: can only be to one or two direction of motion realization crash protections; When two motions are realized crash protection, need two to overlap independently testing agency at least, increased cost and volume, reduced reliability.Existing input implementation when detecting corresponding signal, can't provide real-time, judge intuitively the user, is difficult to judge exactly input state and fault mode.So prior art exists not enough: can not comprehensive crash protection, sensitivity is low, and complex structure can not be judged input state and fault mode in real time, exactly, and display effect is bad.
Summary of the invention
Technical matters to be solved by this invention is the deficiency that overcomes on the prior art, and the comprehensive crash protection of a kind of energy, sample charging mechanism of biochemical analyzer highly sensitive, simple in structure are provided.
The technical solution adopted in the present invention is: the present invention includes sample needle; Rocking arm; Drive system; Control system and anticollision induction device; Described sample needle is arranged on described rocking arm front end bottom; Described drive system is connected with the tail end of described rocking arm; Described anticollision induction device is by holder; Universal joint; Spring; Overcoat; Anti-dazzling screen; Sensor forms; The described outer described rocking arm front end bottom that is set on; Described spring and described holder are enclosed within on the described universal joint successively; Described spring upper end withstands on the lower surface of described holder; Described spring lower end withstands on the protuberance upper end, lower end of described universal joint; Described holder upper end withstands on the lower end of described universal joint upper end protuberance; Described sample needle vertically is arranged on the approximate mid-section of described universal joint; Described holder is fixedly installed on the top of described overcoat; Described anti-dazzling screen is arranged on the bottom of described overcoat; One end of described anti-dazzling screen contacts with the protuberance lower surface, lower end of described universal joint and the location matches of the other end and sensor, described sensor; Described drive system is connected with described control system respectively.
The present invention also comprises liquid level sensor and stifled needle detecting device, described liquid level sensor is made up of the outer core of the pin of the pin inner core of described sample needle, described sample needle, insulate between the outer core of described pin inner core and described pin, form a distributed capacitance, described pin length of inner core exceeds the length of the outer core of described pin, described stifled needle detecting device is made up of the vacuum transducer that is arranged on described sample needle inwall, and described pin inner core, the outer core of described pin, described vacuum transducer are connected with described control system respectively.
The present invention also comprises display device, described display device comprises crashproof detection signal lamp, stifled pin detection signal lamp, level detection signal lamp, leaded light bar, lamp outer cover, described lamp outer cover is arranged on the upper surface of described rocking arm and the front end that front end is positioned at described leaded light bar, the position of the rear end of described leaded light bar and described crashproof detection signal lamp, described stifled pin detection signal lamp and described level detection signal lamp is complementary, and described crashproof detection signal lamp, described stifled pin detection signal lamp are connected with described control system respectively with described level detection signal lamp.
Each is different for the color of the light that described crashproof detection signal lamp, described stifled pin detection signal lamp, described level detection signal lamp send.
The invention has the beneficial effects as follows: the present invention is owing to be provided with anticollision induction device, described anticollision induction device is by holder, universal joint, spring, overcoat, anti-dazzling screen, sensor is formed, described sample needle vertically is arranged on the middle part of described universal joint, when described sample needle is done any direction motion, the capital drives described universal joint motion, thereby driving described anti-dazzling screen shift in position makes sensor produce signal to control system, control system will the control-driven system stop motion, realize the comprehensive crash protection of sample needle, highly sensitive, and simple in structure; Owing to be provided with display device, display device includes lamp outer cover, leaded light bar, crashproof detection signal lamp, stifled pin detection signal lamp, level detection signal lamp, crashproof detection signal lamp, stifled pin detection signal lamp, level detection signal lamp are made up of the lamp of different colours, so can judge input state and fault mode in real time, exactly, display effect is good.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Embodiment
As shown in Figure 1, the present invention includes sample needle 3, rocking arm 2, drive system, control system, anticollision induction device, liquid level sensor, stifled needle detecting device, display device.Described anticollision induction device is arranged on described rocking arm 2 front end bottoms, and described drive system is connected with the tail end of described rocking arm 2.Described anticollision induction device is by holder 1, universal joint 4, spring 5, overcoat 6, anti-dazzling screen 7, sensor 8 is formed, described overcoat 6 is arranged on described rocking arm 2 front end bottoms, described spring 5 and described holder 1 are enclosed within on the described universal joint 4 successively, described spring 5 upper ends withstand on the lower surface of described holder 1, described spring 5 lower ends withstand on the protuberance upper end, lower end of described universal joint 4, described holder 1 upper end withstands on the lower end of described universal joint 4 upper end protuberances, described sample needle 3 vertically is arranged on the middle part of described universal joint 4, described holder 1 is fixedly installed on the top of described overcoat 6, described anti-dazzling screen 7 is arranged on the bottom of described overcoat 6, one end of described anti-dazzling screen 7 contacts with the protuberance lower surface, lower end of described universal joint 4 and the location matches of the other end and sensor 8, sensor 8, drive system is connected with control system respectively.Liquid level sensor is made up of the pin inner core of described sample needle 3, the outer core of pin of described sample needle 3, insulate between the outer core of described pin inner core and described pin, form a distributed capacitance, described pin length of inner core exceeds the length 20CM of the outer core of described pin, described stifled needle detecting device is made up of the vacuum transducer that is arranged on described sample needle 3 inwalls, and described pin inner core, the outer core of described pin, described vacuum transducer are connected with described control system respectively.
Display device comprises the crashproof detection signal lamp 11 that can send different colours light, stifled pin detection signal lamp 12, level detection signal lamp 13 and leaded light bar 10, lamp outer cover 9, described lamp outer cover 9 is arranged on the upper surface of described rocking arm 2 and the front end that front end is positioned at described leaded light bar 10, the rear end of described leaded light bar 10 and described crashproof detection signal lamp 11, the position of described stifled pin detection signal lamp 12 and described level detection signal lamp 13 is complementary, described crashproof detection signal lamp 11, described stifled pin detection signal lamp 12 is connected with described control system respectively with described level detection signal lamp 13.
When described sample needle 3 is done any direction motion, the capital drives described universal joint 4 motions, thereby driving described anti-dazzling screen 7 shift in position makes sensor 8 produce signal to control system, control system will the control-driven system stop motion, realize the comprehensive crash protection of sample needle, highly sensitive, and simple in structure; Crashproof detection signal lamp, stifled pin detection signal lamp, level detection signal lamp can send the light of different colours in addition, so can judge input state and fault mode in real time, exactly, display effect is good.
Claims (4)
1. sample charging mechanism of biochemical analyzer; It comprises sample needle (3); Rocking arm (2); Drive system; Control system and anticollision induction device; Described sample needle (3) is arranged on described rocking arm (2) front end bottom; Described drive system is connected with the tail end of described rocking arm (2); Described drive system; Described anticollision induction device is connected with described control system respectively; It is characterized in that: described anticollision induction device is by holder (1); Universal joint (4); Spring (5); Overcoat (6); Anti-dazzling screen (7); Sensor (8) forms; Described overcoat (6) is arranged on described rocking arm (2) front end bottom; Described spring (5) and described holder (1) are enclosed within on the described universal joint (4) successively; Described spring (5) upper end withstands on the lower surface of described holder (1); Described spring (5) lower end withstands on the protuberance upper end, lower end of described universal joint (4); Described holder (1) upper end withstands on the lower end of described universal joint (4) upper end protuberance; Described sample needle (3) vertically is arranged on the middle part of described universal joint (4); Described holder (1) is fixedly installed on the top of described overcoat (6); Described anti-dazzling screen (7) is arranged on the bottom of described overcoat (6); One end of described anti-dazzling screen (7) contacts with the protuberance lower surface, lower end of described universal joint (4) and the location matches of the other end and sensor (8), and described sensor (8) is connected with described control system.
2. a kind of sample charging mechanism of biochemical analyzer according to claim 1, it is characterized in that: it also comprises liquid level sensor and stifled needle detecting device, described liquid level sensor is by the pin inner core of described sample needle (3), the outer core of the pin of described sample needle (3) is formed, insulate between the outer core of described pin inner core and described pin, form a distributed capacitance, described pin length of inner core exceeds the length of the outer core of described pin, described stifled needle detecting device is made up of the vacuum transducer that is arranged on described sample needle (3) inwall, described pin inner core, the outer core of described pin, described vacuum transducer is connected with described control system respectively.
3. a kind of sample charging mechanism of biochemical analyzer according to claim 2, it is characterized in that: it also comprises display device, described display device comprises crashproof detection signal lamp (11), stifled pin detection signal lamp (12), level detection signal lamp (13), leaded light bar (10), lamp outer cover (9), described lamp outer cover (9) is arranged on the upper surface of described rocking arm (2) and the front end that front end is positioned at described leaded light bar (10), the rear end of described leaded light bar (10) and described crashproof detection signal lamp (11), the position of described stifled pin detection signal lamp (12) and described level detection signal lamp (13) is complementary, described crashproof detection signal lamp (11), described stifled pin detection signal lamp (12) is connected with described control system respectively with described level detection signal lamp (13).
4. a kind of sample charging mechanism of biochemical analyzer according to claim 3 is characterized in that: each is different for the color of the light that described crashproof detection signal lamp (11), described stifled pin detection signal lamp (12), described level detection signal lamp (13) send.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100351041A CN1866029B (en) | 2006-04-21 | 2006-04-21 | Sample charging mechanism of biochemical analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006100351041A CN1866029B (en) | 2006-04-21 | 2006-04-21 | Sample charging mechanism of biochemical analyzer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1866029A CN1866029A (en) | 2006-11-22 |
| CN1866029B true CN1866029B (en) | 2010-11-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2006100351041A Expired - Fee Related CN1866029B (en) | 2006-04-21 | 2006-04-21 | Sample charging mechanism of biochemical analyzer |
Country Status (1)
| Country | Link |
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| CN (1) | CN1866029B (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101881737B (en) * | 2009-05-06 | 2011-08-10 | 北京普利生仪器有限公司 | Method and device for testing platelet aggregation |
| CN101839744B (en) * | 2010-05-28 | 2011-11-02 | 深圳市新产业生物医学工程有限公司 | Self-adaptive liquid level detection method for chemical lumind immunoassay analysis |
| CN102692518A (en) * | 2012-06-15 | 2012-09-26 | 济南鑫贝西生物技术有限公司 | Liquid extracting needle of inspection instrument |
| CN103063827B (en) * | 2013-01-16 | 2015-06-03 | 珠海森龙生物科技有限公司 | High-speed sample-adding system |
| CN103134925B (en) * | 2013-02-01 | 2015-07-01 | 深圳德夏科技发展有限公司 | Needle clamp assembly and medical sample analysis detector using needle clamp assembly |
| CN104089796B (en) * | 2014-07-31 | 2017-05-10 | 深圳市国赛生物技术有限公司 | Sampling device |
| CN104237549A (en) * | 2014-09-30 | 2014-12-24 | 博奥赛斯（天津）生物科技有限公司 | Sample injection needle for chemiluminescence immunoassay analyzer |
| CN104483499B (en) * | 2014-12-30 | 2016-09-21 | 深圳市汇松科技发展有限公司 | Full-automatic specific protein analyser |
| CN106226241A (en) * | 2016-07-25 | 2016-12-14 | 四川新健康成生物股份有限公司 | A kind of biochemistry analyzer |
| CN106443042B (en) * | 2016-10-26 | 2018-10-12 | 安图实验仪器(郑州)有限公司 | Folded form sample arm suitable for sample adding device |
| CN108828248A (en) * | 2018-05-23 | 2018-11-16 | 苏州长光华医生物医学工程有限公司 | A kind of sample needle anticollision mechanism |
| WO2020232605A1 (en) * | 2019-05-20 | 2020-11-26 | 深圳迈瑞生物医疗电子股份有限公司 | Sample analysis apparatus and liquid absorption control method |
| CN113341165B (en) * | 2021-08-09 | 2021-11-05 | 苏州长光华医生物医学工程有限公司 | Light-avoiding mechanism of measuring chamber motion module |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6447728B1 (en) * | 1998-10-16 | 2002-09-10 | Dade Behring Marburg Gmbh | Exchangeable oscillating pipette needle |
| CN1624452A (en) * | 2003-08-25 | 2005-06-08 | 精工电子纳米科技术有限公司 | Scanning probe microscope and scanning method |
-
2006
- 2006-04-21 CN CN2006100351041A patent/CN1866029B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6447728B1 (en) * | 1998-10-16 | 2002-09-10 | Dade Behring Marburg Gmbh | Exchangeable oscillating pipette needle |
| CN1624452A (en) * | 2003-08-25 | 2005-06-08 | 精工电子纳米科技术有限公司 | Scanning probe microscope and scanning method |
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| Publication number | Publication date |
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| CN1866029A (en) | 2006-11-22 |
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