CN105181987A - Micro biochemical analyzer - Google Patents
Micro biochemical analyzer Download PDFInfo
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- CN105181987A CN105181987A CN201510540400.6A CN201510540400A CN105181987A CN 105181987 A CN105181987 A CN 105181987A CN 201510540400 A CN201510540400 A CN 201510540400A CN 105181987 A CN105181987 A CN 105181987A
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- fixed
- sleeve
- biochemical analysis
- analysis instrument
- electric machine
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Abstract
The invention discloses a micro biochemical analyzer. The micro biochemical analyzer comprises a fixed support, a sleeve, a first rotating motor, a sample disc, and a second rotating motor. The fixed support is provided with a shaft hole; the first bearing is fixed in the shaft hole; one end of the sleeve sleeves and fixes the first bearing, and the exterior of the sleeve is provided with a driven gear; the first rotating motor is fixed to the fixed support, wherein a rotation shaft of the first rotating motor is provided with a drive gear, and the drive gear and the driven gear are engaged; the second rotating motor is fixed in the sleeve, wherein a rotation shaft of the second rotating motor passes through the other end of the sleeve and is fixed to the bottom of the sample disc; a gap is provided between the sample disc and an end face at the other end of the sleeve. According to the mode, the micro biochemical analyzer provide by the invention has the advantages of simpler structure, smaller occupied space and lower manufacture cost.
Description
Technical field
The present invention relates to technical field of medical equipment, particularly relate to a kind of Miniature biochemical analysis instrument.
Background technology
At present, the inspection of biochemical indicator also mainly relies on traditional large-scale Biochemical Analyzer, but the volume of large-scale Biochemical Analyzer is large, Heavy Weight, cost are high, can only be applicable to hospital.For the patient such as ephrosis and diabetes, it needs to carry out the instruction of tracing detection biochemistry for a long time, and when carrying out biochemistry instruction detection, patient needs to detect to hospital, is brought not convenient greatly at every turn.
Be in make the patient such as ephrosis and diabetes and also can carry out the detection of biochemical indicator, also there is Miniature biochemical analysis instrument in market, sample and reagent are attached in the sample disk of by it, and sample disk should operate at high speeds, sample serum is separated, fully react with reagent, again can under lower-speed state accurately rotated sample dish, to facilitate, reagent is detected.Miniature biochemical analysis instrument on the market its by stage-geared gear drive sample disk carry out low speed or high-speed rotation, stage-geared gear needs to take larger space, cause the volume of Miniature biochemical analysis instrument excessive, be unfavorable for the miniaturization of Miniature biochemical analysis instrument.
Summary of the invention
The technical matters that the present invention mainly solves is to provide a kind of Miniature biochemical analysis instrument, and its structure space that is simpler, that take is less and manufacturing cost is lower.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of Miniature biochemical analysis instrument, comprising: fixed support, described fixed support is provided with axis hole; Clutch shaft bearing, described clutch shaft bearing is fixed in described axis hole; Sleeve, described clutch shaft bearing is fixed by socket the one end in sleeve, and the appearance of described sleeve is provided with follower gear; First rotary electric machine, described first rotary electric machine is fixed on described fixed support, and the rotation axis of described first rotary electric machine is provided with driven wheel, and described driven wheel is engaged with described follower gear; Sample disk; Second rotary electric machine, described second rotary electric machine is fixed in described sleeve, and wherein, the rotation axis of described second rotary electric machine passes from the other end of described sleeve, and is fixed on the bottom of described sample disk; Between the end face of the other end of described sample disk and described sleeve, there is gap.
Wherein, described sleeve comprises upper shell, increases cylinder, lower axis body and high speed shaft; Described clutch shaft bearing is fixed by socket the one end in described lower axis body, the described lower axis body other end is fixed with the one end increasing cylinder, the other end of described growth cylinder and one end of described upper shell are fixed, described second rotary electric machine is fixed in described growth cylinder, and the described rotation axis of the second rotary electric machine and one end of high speed shaft are fixed, the other end of described high speed shaft passes described upper shell and is fixed on the bottom of described sample disk.
Wherein, described sleeve also comprises the second bearing; Described second bearing is fixed in described upper shell, and is socketed on described high speed shaft.
Wherein, described Miniature biochemical analysis instrument also comprises sliding seat and slip ring; Described sliding seat is fixed on described fixed support, and described slip ring is arranged on sliding seat, and one end of described slip ring and described lower axis body abuts against.
Wherein, described Miniature biochemical analysis instrument also comprises pallet and expansion sleeve;
Described pallet is fixed on the other end of described high speed shaft, and described expansion sleeve is fixed on described pallet; The bottom of described sample disk is provided with projection, and described projection is pressed into and is fixed in described expansion sleeve.
Wherein, described Miniature biochemical analysis instrument also comprises centrifugal lid, and described centrifugal lid also arranges through hole; Described centrifugal lid lid is arranged at the other end of described upper shell, and the other end of described high speed shaft passes from described through hole and is fixed on pallet.
Wherein, described Miniature biochemical analysis instrument also comprises axle sleeve and heat insulating panel; Described axle sleeve is socketed on the other end of described upper shell, and described heat insulating panel is provided with perforate, and described heat insulating panel is socketed on axle sleeve.
Wherein, all there is gap between described pallet and centrifugal lid, between described pallet and axle sleeve and between described sample disk and described heat insulating panel.
Wherein, described Miniature biochemical analysis instrument also comprises proximity switch, and described proximity switch is fixed on fixed support, and described proximity switch is corresponding with the axis of described growth cylinder.
Wherein, described first rotary electric machine is stepper motor, and described second rotary electric machine is DC brushless motor.
The invention has the beneficial effects as follows: the situation being different from prior art, second rotary electric machine is sheathed in sleeve by the present invention, first rotary electric machine is engaged with sleeve gear, and one end of the second rotary electric machine passes from the other end of sleeve and fixes with sample disk, and, switch in self-locking with between rotating by controlling the second rotary electric machine and the first rotary electric machine, namely realize sample disk to rotate with different rotating speeds, transmission gear shift mode is carried out compared to multi-stage gear, it is simpler that Miniature biochemical analysis instrument of the present invention has structure, the advantage that the space taken is less and manufacturing cost is lower, be conducive to the miniaturization of Micro biochemical analysis.
Accompanying drawing explanation
Fig. 1 is the schematic perspective view of Miniature biochemical analysis instrument embodiment of the present invention;
Fig. 2 is the schematic cross-section of Miniature biochemical analysis instrument embodiment of the present invention.
Embodiment
Below in conjunction with drawings and embodiments, the present invention is described in detail.
Refer to Fig. 1, Miniature biochemical analysis instrument 20 comprises fixed support 21, clutch shaft bearing 22, sleeve 23, first rotary electric machine 24, sample disk 25 and the second rotary electric machine 26.
Fixed support 21 is provided with axis hole (sign).Clutch shaft bearing 22 is fixed in axis hole, and in the present embodiment, preferably, the fixed form that clutch shaft bearing 22 is fixed on axis hole is that bolt is fixed.Clutch shaft bearing 22 is fixed by socket the one end in sleeve 23, and the appearance of sleeve 23 is provided with follower gear 231.First rotary electric machine 24 is fixed on fixed support 21, and the rotation axis of the first rotary electric machine 24 is provided with driven wheel 241, and driven wheel 241 is engaged with follower gear 231.Second rotary electric machine 26 is fixed in sleeve 23, and wherein, the rotation axis of the second rotary electric machine 26 passes from the other end of sleeve 23, and is fixed on the bottom of sample disk 25.Between the end face of the other end of sample disk 25 and sleeve 23, there is gap.When the first rotary electric machine 24 rotates, second rotary electric machine 26 self-locking to realize the fixing of sleeve 23, when the second rotary electric machine 26 rotates, the first rotary electric machine 24 self-locking, drive the first rotary electric machine 24 to rotate to realize sleeve 23, the first rotary electric machine 24 drives sample disk 25 to rotate.Wherein, the second rotary electric machine 26 and the first rotary electric machine 24 can export different rotating speeds, thus realize sample disk 25 can with the rotation of friction speed.In the present embodiment, preferably, first rotary electric machine 24 is stepper motor, second rotary electric machine 26 is brshless DC motor, Step motor slowly runs, drive sample disk 25 to do low speed accurately to rotate, conveniently the absorbance detection of specific wavelength is carried out to reagent in each reaction chamber on sample disk 25, thus realize low-speed detection; Brshless DC motor high-speed rotation, drives sample disk 25 to do High Rotation Speed, with make the blood sample in the reaction chamber on sample disk 25 centrifugal go out serum, and serum can be made to arrive each reagent storage position abundant chemical reaction with it, thus realize high speed centrifugation.
Sleeve 23 comprises upper shell 231, increases cylinder 232, lower axis body 234 and high speed shaft 234.Clutch shaft bearing 22 is fixed by socket the one end in lower axis body 234, and the other end of lower axis body 234 is fixed with the one end increasing cylinder 232, and the growth other end of cylinder 232 and one end of upper shell 231 are fixed.Certainly, conveniently dismantle, upper shell 231 and increase cylinder 232 can adopt be spirally connected fixing, increase also to adopt between cylinder 232 and lower axis body 234 be spirally connected fixing.Second rotary electric machine 26 is fixed on and increases in cylinder 232, and the rotation axis of the second rotary electric machine 26 and one end of high speed shaft 234 are fixed, and the other end of high speed shaft 234 passes upper shell 231 and is fixed on the bottom of sample disk 25.The rotation axis of the second rotary electric machine 26 drives high speed shaft 234 to rotate, and high speed shaft 234 drives sample disk 25 to rotate, thus realizes the second rotary electric machine 26 and indirectly drive high-speed rotation.
Further, sleeve 23 also comprises the second bearing 235.Second bearing 235 is fixed in upper shell 231, and is socketed on high speed shaft 234, locates high speed shaft 234 by the second bearing 235, prevents high speed shaft 234 from waving in upper shell 231.
When clutch shaft bearing 22 is socketed in one end of lower axis body 234, clutch shaft bearing 22 also can be passed in one end of lower axis body 234.And in order to support lower axis body 234 better, Miniature biochemical analysis instrument also comprises sliding seat 27 and slip ring 28.Sliding seat 27 is fixed on fixed support 21, and sliding seat 27 is positioned at the below of lower axis body 234, slip ring 28 is arranged on sliding seat 27, and slip ring 28 abuts against with one end of lower axis body 234, and sliding seat 27 and slip ring 28 play the effect supporting lower axis body 234.Worth explanation, the friction force between slip ring 28 and lower axis body 234 is smaller, does not affect the rotation of lower axis body 234.
Miniature biochemical analysis instrument also comprises pallet 29 and expansion sleeve 30.Pallet 29 is fixed on the other end of high speed shaft 234, and expansion sleeve 30 is fixed on pallet 29.The bottom of sample disk 25 is provided with projection, protruding be pressed into and be fixed in expansion sleeve 30, thus realizes sample disk 25 and be indirectly fixed on high speed shaft 234.
Conveniently better protect high speed shaft 234, Miniature biochemical analysis instrument also comprises centrifugal lid 31.Centrifugal lid 31 also arranges through hole (sign).Centrifugal lid 31 lid is arranged at the other end of upper shell 231, and the other end of high speed shaft 234 passes from through hole and is fixed on pallet 29.
Miniature biochemical analysis instrument also comprises axle sleeve 32 and heat insulating panel 33.Axle sleeve 32 is socketed on the other end of upper shell 231, and heat insulating panel 33 is provided with perforate, and heat insulating panel 33 is socketed on axle sleeve 32, and axle sleeve 32 passes through perforate.Can adopt between axle sleeve 32 and upper shell 231, between heat insulating panel 33 and axle sleeve 32 and be screwed.
Conveniently control unlatching or the closedown of the second rotary electric machine 26, Miniature biochemical analysis instrument also comprises proximity switch 34, and proximity switch 34 is fixed on fixed support 21, and proximity switch 34 is corresponding with the axis increasing cylinder 232.Proximity switch 34 is for controlling unlatching or the closedown of the second rotary electric machine 26.
It should be noted that: between pallet 29 and centrifugal lid 31, between pallet 29 and axle sleeve 32 and between sample disk 25 and heat insulating panel 33, also all there is gap, avoid centrifugal lid 31, axle sleeve 32 and heat insulating panel 33 to stop the rotation of sample disk 25 and pallet 29.
Concrete, fixed support 21 comprises firm banking 211, lifting muscle 212 and lifting moving frame 213, and firm banking 211 is elevated in moving frame 213 by being fixed in lifting muscle 212 bolt.Axis hole is arranged on firm banking 211, and the end of sliding is fixed on firm banking 211, and proximity switch 34 is fixed in lifting moving frame 213.
In embodiments of the present invention, second rotary electric machine 26 is sheathed in sleeve 23, first rotary electric machine 24 and sleeve 23 engaged gears, and one end of the second rotary electric machine 26 passes from the other end of sleeve 23 and fixes with sample disk 25, and, switch in self-locking with between rotating by controlling the second rotary electric machine 26 and the first rotary electric machine 24, namely realize sample disk 25 to rotate with different rotating speeds, compared to stage-geared gear shift mode, it is simpler that Miniature biochemical analysis instrument of the present invention has structure, the advantage that the space taken is less and manufacturing cost is lower, be conducive to the miniaturization of Micro biochemical analysis.
The foregoing is only embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize instructions of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. a Miniature biochemical analysis instrument, is characterized in that, comprising:
Fixed support, described fixed support is provided with axis hole;
Clutch shaft bearing, described clutch shaft bearing is fixed in described axis hole;
Sleeve, described clutch shaft bearing is fixed by socket the one end in sleeve, and the appearance of described sleeve is provided with follower gear;
First rotary electric machine, described first rotary electric machine is fixed on described fixed support, and the rotation axis of described first rotary electric machine is provided with driven wheel, and described driven wheel is engaged with described follower gear;
Sample disk;
Second rotary electric machine, described second rotary electric machine is fixed in described sleeve, and wherein, the rotation axis of described second rotary electric machine passes from the other end of described sleeve, and is fixed on the bottom of described sample disk;
Between the end face of the other end of described sample disk and described sleeve, there is gap.
2. Miniature biochemical analysis instrument according to claim 1, is characterized in that,
Described sleeve comprises upper shell, increases cylinder, lower axis body and high speed shaft;
Described clutch shaft bearing is fixed by socket the one end in described lower axis body, the described lower axis body other end is fixed with the one end increasing cylinder, the other end of described growth cylinder and one end of described upper shell are fixed, described second rotary electric machine is fixed in described growth cylinder, and the described rotation axis of the second rotary electric machine and one end of high speed shaft are fixed, the other end of described high speed shaft passes described upper shell and is fixed on the bottom of described sample disk.
3. Miniature biochemical analysis instrument according to claim 2, is characterized in that,
Described sleeve also comprises the second bearing;
Described second bearing is fixed in described upper shell, and is socketed on described high speed shaft.
4. Miniature biochemical analysis instrument according to claim 2, is characterized in that,
Described Miniature biochemical analysis instrument also comprises sliding seat and slip ring;
Described sliding seat is fixed on described fixed support, and described slip ring is arranged on sliding seat, and one end of described slip ring and described lower axis body abuts against.
5. Miniature biochemical analysis instrument according to claim 2, is characterized in that,
Described Miniature biochemical analysis instrument also comprises pallet and expansion sleeve;
Described pallet is fixed on the other end of described high speed shaft, and described expansion sleeve is fixed on described pallet;
The bottom of described sample disk is provided with projection, and described projection is pressed into and is fixed in described expansion sleeve.
6. Miniature biochemical analysis instrument according to claim 5, is characterized in that,
Described Miniature biochemical analysis instrument also comprises centrifugal lid, and described centrifugal lid also arranges through hole;
Described centrifugal lid lid is arranged at the other end of described upper shell, and the other end of described high speed shaft passes from described through hole and is fixed on pallet.
7. Miniature biochemical analysis instrument according to claim 6, is characterized in that,
Described Miniature biochemical analysis instrument also comprises axle sleeve and heat insulating panel;
Described axle sleeve is socketed on the other end of described upper shell, and described heat insulating panel is provided with perforate, and described heat insulating panel is socketed on axle sleeve.
8. Miniature biochemical analysis instrument according to claim 7, is characterized in that,
All there is gap between described pallet and centrifugal lid, between described pallet and axle sleeve and between described sample disk and described heat insulating panel.
9. Miniature biochemical analysis instrument according to claim 2, is characterized in that,
Described Miniature biochemical analysis instrument also comprises proximity switch, and described proximity switch is fixed on fixed support, and described proximity switch is corresponding with the axis of described growth cylinder.
10. Miniature biochemical analysis instrument according to claim 1, is characterized in that,
Described first rotary electric machine is stepper motor, and described second rotary electric machine is DC brushless motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510540400.6A CN105181987B (en) | 2015-08-28 | 2015-08-28 | A kind of Miniature biochemical analysis instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510540400.6A CN105181987B (en) | 2015-08-28 | 2015-08-28 | A kind of Miniature biochemical analysis instrument |
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| CN105181987A true CN105181987A (en) | 2015-12-23 |
| CN105181987B CN105181987B (en) | 2017-08-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510540400.6A Active CN105181987B (en) | 2015-08-28 | 2015-08-28 | A kind of Miniature biochemical analysis instrument |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106483312A (en) * | 2015-08-26 | 2017-03-08 | 广明光电股份有限公司 | The tumbler of biological detection |
| CN109596850A (en) * | 2017-09-30 | 2019-04-09 | 深圳迈瑞生物医疗电子股份有限公司 | The control method and sample analyser of sample loading disk |
| CN110542763A (en) * | 2019-08-27 | 2019-12-06 | 前海奥斯韦尔生物科技(深圳)有限公司 | Puncture needle lifting swing arm |
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| US20050026765A1 (en) * | 2003-07-29 | 2005-02-03 | Diagyr | Process to balance a rotatable plate of a centrifuge and centrifuge using the process |
| US20140120521A1 (en) * | 2012-10-31 | 2014-05-01 | Ulsan National Institute Of Science And Technology | Microfluidic device, microfluidic system and method for controlling microfluidic test device |
| CN104657400A (en) * | 2013-11-19 | 2015-05-27 | 光宝科技股份有限公司 | Centrifugal analysis system and analysis method thereof |
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Patent Citations (4)
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| US4981585A (en) * | 1985-11-14 | 1991-01-01 | Norfolk Scientific, Inc. | Centrifuge system and fluid container therefor |
| US20050026765A1 (en) * | 2003-07-29 | 2005-02-03 | Diagyr | Process to balance a rotatable plate of a centrifuge and centrifuge using the process |
| US20140120521A1 (en) * | 2012-10-31 | 2014-05-01 | Ulsan National Institute Of Science And Technology | Microfluidic device, microfluidic system and method for controlling microfluidic test device |
| CN104657400A (en) * | 2013-11-19 | 2015-05-27 | 光宝科技股份有限公司 | Centrifugal analysis system and analysis method thereof |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106483312A (en) * | 2015-08-26 | 2017-03-08 | 广明光电股份有限公司 | The tumbler of biological detection |
| CN106483312B (en) * | 2015-08-26 | 2018-03-13 | 广明光电股份有限公司 | The tumbler of biological detection |
| CN109596850A (en) * | 2017-09-30 | 2019-04-09 | 深圳迈瑞生物医疗电子股份有限公司 | The control method and sample analyser of sample loading disk |
| CN110542763A (en) * | 2019-08-27 | 2019-12-06 | 前海奥斯韦尔生物科技(深圳)有限公司 | Puncture needle lifting swing arm |
| CN110542763B (en) * | 2019-08-27 | 2023-03-07 | 北京世纪沃德生物科技有限公司 | Puncture needle lifting swing arm |
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| Publication number | Publication date |
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| CN105181987B (en) | 2017-08-11 |
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Address after: Nanshan District Taoyuan street 518000 Guangdong city of Shenzhen Province Liu Xian Da Dao Nan Shan Yungu Innovation Industrial Park 1183 building 6 floor B landscape Applicant after: SHENZHEN GENRUI BIOTECHNOLOGY CO., LTD. Address before: Nanshan District Taoyuan street 518000 Guangdong city of Shenzhen Province Liu Xian Da Dao Nan Shan Yungu Innovation Industrial Park 1183 building 6 floor B landscape Applicant before: Shenzhen Genius Electronics Co., Ltd. |
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Address after: 518000 B, 6th floor, Shanshui building, Nanshan cloud Valley Innovation Industrial Park, 1183 Liuxian Avenue, Taoyuan Street, Nanshan District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Jinrui Biotechnology Co.,Ltd. Address before: 518000 B, 6th floor, Shanshui building, Nanshan cloud Valley Innovation Industrial Park, 1183 Liuxian Avenue, Taoyuan Street, Nanshan District, Shenzhen City, Guangdong Province Patentee before: GENRUI BIOTECH Inc. |