CN204462173U - Lectin from hemolymph detection device - Google Patents
Lectin from hemolymph detection device Download PDFInfo
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- CN204462173U CN204462173U CN201520193658.9U CN201520193658U CN204462173U CN 204462173 U CN204462173 U CN 204462173U CN 201520193658 U CN201520193658 U CN 201520193658U CN 204462173 U CN204462173 U CN 204462173U
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- main shaft
- centrifugal
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- stepper motor
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Abstract
Lectin from hemolymph detection device, comprises main support, centrifugal turntable, centrifugal motor, and described centrifugal turntable is arranged on the main shaft of centrifugal motor; Also comprise stepper motor, the main shaft of stepper motor drives centrifugal turntable to turn an angle after the completed centrifugation; It is characterized in that: centrifugal complete after, the main shaft of stepper motor drives centrifugal turntable to turn an angle by driving the main shaft of centrifugal motor.It drives the mechanism structure of sample disc location simple and can not affect the setting of sampler.
Description
Technical field
The utility model relates to a kind of lectin from hemolymph detection device.
Background technology
Clinical examination hemorheology project, usual use lectin from hemolymph kinetic analyzer measures the viscosity of whole blood and blood plasma, but also need the manual measurement carrying out erythrocyte sedimentation rate and packed cell volume, and the result of complete lectin from hemolymph performance analysis must have the viscosity number of whole blood and blood plasma, the measured value of erythrocyte sedimentation rate and hematocrit, diagnostic significance can be had, blood plasma is measured to be needed after whole blood viscosity is measured, whole blood test tube is placed into high speed centrifugation in centrifugal motor, the invisible spectro upper plasma of pipette samples carries out plasma viscosity detection again, when hematocrit is measured, also need after whole blood is measured, drawing whole blood will originally be filled in centrifuge tube, put into centrifugal motor high speed centrifugation, aforesaid operations is very loaded down with trivial details, and the consumptive material needed is also a lot, to the gimmick of operating personnel and skill set requirements also higher, have impact on work efficiency, loaded down with trivial details manual operations too increases the infected possibility of reviewer, the automaticity of instrument is low.
Chinese patent 200820099377.7 1 kinds of blood rheological instrument sample automatic centrifugations, locating devices, centrifugal required sample disc and the required sample disc of location sampling unite two into one by it, the Function Integration Mechanisms to same device such as centrifugal, the location of sample carry out automatically, sample is without the need to transfer, avoid the pollution that sample may occur in transfer, and reduce labour intensity, improve work efficiency, it also avoid the mistake of fastening one person's story upon another person that batch sample may occur in round transfer simultaneously.
But in the detent mechanism in this device, the bottom of driving-disc arranges driver part, driver part is that frictionally makes sample disc rotate.Driving-disc and driver part are arranged on a jacking gear, are elevated driving-disc by jacking gear, thus driver part and sample disc are declined to contact with sample disc or to climb away sample disc.And its driver part is arranged on the top of sample disc.Such jacking gear and driving-disc, driver part are easily formed with sampler interferes, and is not easy to arrange that its structure constructs, causes use and inconvenient operation.
Utility model content
In order to overcome the shortcoming that above-mentioned prior art exists, the purpose of this utility model is to provide a kind of lectin from hemolymph detection device, and it drives the mechanism structure of sample disc location simple and can not affect the setting of sampler.
In order to solve the problem, the utility model by the following technical solutions: lectin from hemolymph detection device, comprises main support, centrifugal turntable, centrifugal motor, and described centrifugal turntable is arranged on the main shaft of centrifugal motor; Also comprise stepper motor, the main shaft of stepper motor drives centrifugal turntable to turn an angle after the completed centrifugation; It is characterized in that: centrifugal complete after, the main shaft of stepper motor drives centrifugal turntable to turn an angle by driving the main shaft of centrifugal motor.
As further technical scheme of the present utility model: in this lectin from hemolymph detection device, be provided with clutch type drive unit between the main shaft of described stepper motor and the main shaft of centrifugal motor; Time centrifugal and the main shaft high-speed rotation of centrifugal motor time, the state that described clutch type drive unit is point, the state namely for throwing off between the main shaft of stepper motor and the main shaft of centrifugal motor; Centrifugal complete after the main shaft of i.e. centrifugal motor when stopping operating, described clutch type drive unit is form drive connection between the main shaft of state and the stepper motor closed and the main shaft of centrifugal motor.
Further: the main shaft of described stepper motor and the main shaft of centrifugal motor are coaxially set.
Further: on the main shaft of described centrifugal motor coaxial cable be installed with ratchet, described ratchet and ratchet form one-way driving mechanism, and ratchet is relative with the main shaft of described stepper motor fixing.
Another further scheme: the main shaft axis different from the main shaft of centrifugal motor of described stepper motor is arranged.
Further: on the main shaft of described centrifugal motor, being fixedly mounted with of coaxial cable is provided with stepper drive follower gear; The output terminal of the main shaft of described stepper motor is provided with stepper drive driving gear, the clutch type drive unit described in this stepper drive driving gear and described stepper drive follower gear are formed;
Described stepmoter and stepdriver driving gear position is relatively fixing, and described stepper motor is arranged on the movable part of a translating device, and the fixed part of translating device is relative with described main support fixing.
Further: the output terminal of described stepper motor main shaft is provided with stepper drive driving gear, coordinate the stepper drive follower gear forming clutch type drive unit to be arranged on a stationary shaft with stepper drive driving gear, this stationary shaft is relative with described main support fixing; The main shaft of described centrifugal motor is coaxially set with described stationary shaft and is connected by shaft coupling;
Described stepmoter and stepdriver driving gear position is relatively fixing, and described stepper motor is arranged on the movable part of a translating device, and the fixed part of translating device is relative with described main support fixing.
Further: the output terminal of described stepper motor main shaft is provided with stepper drive active synchronization belt wheel, and synchronous belt is walked around this stepper drive active synchronization belt wheel and walked around expansion tightening wheel, angle sheave; The driven synchronous pulley of stepper drive forming clutch type drive unit with stepper drive active synchronization belt wheel and synchronous belt is arranged on the main shaft of centrifugal motor;
Described stepmoter and stepdriver active synchronization belt wheel position is relatively fixing and all relative with described main support fixing; Described expansion tightening wheel is arranged on the movable part of a translating device, and the fixed part of translating device is relative with described main support fixing.
The further technical scheme can taked in addition: the main shaft of described centrifugal motor is relative with the main shaft coaxial cable of described stepper motor to be fixedly installed.
The beneficial effects of the utility model are: the mechanism driving sample disc to locate in this kind of lectin from hemolymph detection device, and structure is simple and can not affect the setting of sampler.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described further:
Fig. 1 is the structural representation of the utility model embodiment one;
Fig. 2 is the structural representation of the utility model embodiment two;
Fig. 3 is the structural representation of the utility model embodiment three;
Fig. 4 is the structural representation of the utility model embodiment four;
Fig. 5 is the structural representation of the utility model embodiment five;
In figure: the main shaft of 1 centrifugal motor, 2 centrifugal turntables, 3 sample tubes, 4 centrifugal motors, 5 speed measuring devices, 6 magnet, 7 stepper drive follower gears, 8 stepper drive driving gears, 9 translating devices, 10 stepper motors, 11 shock attenuation devices, 12 main supports, 13 shaft couplings, 14 stationary shaft, 15 ratchet sleeves, 16 ratchets, 17 ratchets, 18 first expansion tightening wheels, 19 second expansion tightening wheels, 20 synchronous belts, 21 first angle sheaves, 22 second angle sheaves, the driven synchronous pulley of 27 stepper drive, 28 stepper drive active synchronization belt wheels.
Embodiment
Lectin from hemolymph detection device of the present utility model, part same as the prior art all comprises main support, centrifugal turntable, centrifugal motor, and described centrifugal turntable is arranged on the main shaft of centrifugal motor; Also comprise stepper motor, the main shaft of stepper motor drives centrifugal turntable to turn an angle after the completed centrifugation.
The special feature of lectin from hemolymph detection device of the present utility model is: centrifugal complete after, the main shaft of stepper motor drives centrifugal turntable to turn an angle by driving the main shaft of centrifugal motor.
During concrete enforcement: clutch type drive unit can be set between the main shaft of described stepper motor and the main shaft of centrifugal motor.Time centrifugal and the main shaft high-speed rotation of centrifugal motor time, the state that described clutch type drive unit is point, the state namely for throwing off between the main shaft of stepper motor and the main shaft of centrifugal motor.Centrifugal complete after the main shaft of i.e. centrifugal motor when stopping operating, described clutch type drive unit is form drive connection between the main shaft of state and the stepper motor closed and the main shaft of centrifugal motor.
Embodiment one, two, three, four is all the frame mode arranging clutch type drive unit, and wherein in embodiment one, two, three, the main shaft of stepper motor 10 is arranged from the different axis of main shaft of centrifugal motor 4.In embodiment four, the main shaft of stepper motor 10 and the main shaft of centrifugal motor 4 are coaxially set.
Just introduce the concrete structure of embodiment one ~ tetra-below in detail.
Embodiment one: as shown in Figure 1, in this lectin from hemolymph detection device, on the main shaft of centrifugal motor 4, being fixedly mounted with of coaxial cable is provided with stepper drive follower gear 7, the output terminal of the main shaft of stepper motor 10 is provided with stepper drive driving gear 8, and this stepper drive driving gear 8 forms described clutch type drive unit with stepper drive follower gear 7.Stepper motor 10 and stepper drive driving gear 8 position relatively fixing, stepper motor 10 is arranged on the movable part of a translating device 9, and the fixed part of translating device 9 is relative with main support 12 fixing.The speed measuring device 5 of the rotating speed of the main shaft measuring centrifugal motor is also illustrated in figure, the main shaft of centrifugal motor is bonded with magnet 6, magnet 6 is just to speed measuring device, both coordinate the rotating speed of centrifugal electric machine main shaft when being used for detecting high speed centrifugation, and centrifugal end judges the stopping completely of centrifugal electric machine main shaft afterwards, this speed measuring device 5 and speed-measuring method belong to prior art, repeat no more.
After high speed centrifugation terminates, speed measuring device 5 detects that centrifugal electric machine main shaft stops completely, stepper motor 10 and stepper drive driving gear 8 move to stepper drive follower gear 7 direction by translating device 9, until two gears meshing, stepper motor 10 just drives stepper drive follower gear 7 to rotate by stepper drive driving gear 8, thus drive the main shaft 1 of centrifugal motor, centrifugal turntable 2 do accurate angle rotate, sample tube 3 is moved to sampling equipment desired position.
In addition, the centrifugal motor in this embodiment is arranged on main support by shock attenuation device 11, and shock attenuation device 11 is for reducing rocking of centrifugal motor and its main shaft during high speed centrifugation.
Embodiment two: as shown in Figure 2, in this lectin from hemolymph detection device, the output terminal of described stepper motor 10 main shaft is also arrange stepper drive driving gear 8, coordinating the stepper drive follower gear 7 forming clutch type drive unit to be arranged on a stationary shaft 14 with stepper drive driving gear 8, can be arranged on stationary shaft by bearing.This stationary shaft 14 is relative fixing with described main support 12; The main shaft 1 of described centrifugal motor is coaxially set with described stationary shaft 14 and is connected by shaft coupling 13.Stepper motor 10 and stepper drive driving gear 8 position relatively fixing, and stepper motor 10 is arranged on the movable part of a translating device 9, and the fixed part of translating device 9 is relative with main support 12 fixing.
During high speed centrifugation, the main shaft 1 of centrifugal motor drives shaft coupling 13 and stepper drive follower gear 7 to rotate, the axis that the characteristic be flexible coupling of shaft coupling 13 produces when can offset high speed centrifugation is rocked, make stepper drive follower gear 7 can on stationary shaft 14 smooth rotation.After high speed centrifugation terminates, speed measuring device 5 detects that the main shaft of centrifugal motor stops completely, stepper motor 10 and stepper drive driving gear 8 move to stepper drive follower gear 7 direction by translating device 9, two gears finally engage, with embodiment one in like manner stepper motor 10 namely drive the main shaft 1 of centrifugal motor to rotate by gear drive namely to drive centrifugal turntable 2 to do accurate angular turn.Sample tube 3 is finally made to move to sampling equipment desired position.The advantage of this embodiment is the shortcoming overcoming embodiment one, after shock attenuation device 11 works long hours, deformation may be there is, centrifugal motor 4 and main shaft thereof is caused to change position, although the position changed is very little, but also can have influence on the engagement of stepper drive driving gear 8 and stepper drive follower gear 7, thus have influence on the degree of accuracy of angular turn, thus impact sampling.All the other technology are identical with embodiment one.
Embodiment three: as shown in Figure 3, in this embodiment, the output terminal of stepper motor 10 main shaft is provided with stepper drive active synchronization belt wheel 28, and synchronous belt 20 is walked around stepper drive active synchronization belt wheel 28 and walked around the first angle sheave 21, second angle sheave 22, first expansion tightening wheel 18, second expansion tightening wheel 19.The driven synchronous pulley of stepper drive 27 forming clutch type drive unit with stepper drive active synchronization belt wheel 28 and synchronous belt 20 is arranged on the main shaft 1 of centrifugal motor.Described stepper motor 10 and stepper drive active synchronization belt wheel 28 position are relatively fixing and all relative with main support 12 fixing; Two expansion tightening wheels are arranged on the movable part of a translating device, and the fixed part of translating device is relative with main support 12 fixing.This translating device realizes synchronous belt 20 to while the direction movement of stepper drive driven synchronous pulley 27, spacing between two expansion tightening wheels reduces, as the position that dotted line in Fig. 3 represents, the elasticity of such guarantee belt can not change, thus can ensure reliably by power transmission on the driven synchronous pulley 27 of stepper drive, thus the final centrifugal turntable that drives does accurate angular turn.Such translating device belongs to conventional technology at mechanical field, need not describe in detail again.During high speed centrifugation, two expansion tightening wheels are in the position that solid line in Fig. 3 is drawn, and the driven synchronous pulley 27 of stepper drive does not contact with synchronous belt 20.
Embodiment four: as shown in Figure 4, in this embodiment, on the main shaft 1 of centrifugal motor coaxial cable be installed with ratchet 16, described ratchet 16 and ratchet 17 form one-way driving mechanism, and ratchet 17 is relative with the main shaft of stepper motor 10 fixing.In this embodiment, ratchet is first arranged on ratchet sleeve 15, and ratchet sleeve 15 is solidly installed with the main shaft of stepper motor 10.When the main shaft 1 of centrifugal motor rotates counterclockwise, stepper motor 10 powers on locking, ratchet 17 pushes up back by the outer peripheral helical teeth of ratchet 16, produces friction force very little, is not enough to the locking state affecting stepper motor, when main shaft 1 high-speed rotation of centrifugal motor, ratchet sleeve 15 remains static, and after centrifugal motor power-off is static, stepper motor rotates counterclockwise, ratchet 17 tilts to ratchet 16 outer peripheral helical teeth tooth root place by elastic force, engagement; Ratchet sleeve 15 can make the main axis of ratchet 16 and centrifugal motor under stepper motor 10 drives, thus the final centrifugal turntable that drives does the rotation of accurate angle, and sample tube 3 is moved to sampling equipment desired position.
The clutch mode of above-described embodiment one-four just preferably embodiment, clutch type drive unit in the utility model is not limited to this, such as can also implement by the practicality clutch coupling with the friction disk type of tensioner and separation function, equally also can solid line object described in the utility model, illustrate no longer one by one.
In addition, the 5th kind of embodiment of the present utility model, does not re-use clutch type drive unit, and as shown in Figure 5, the main shaft 1 of described centrifugal motor is relative with the main shaft coaxial cable of stepper motor 10 to be fixedly installed, and belongs to Hard link.Stepper motor 10 and centrifugal motor use same main shaft, because the main shaft 1 of centrifugal motor is much bigger relative to the major axis size of stepper motor 10, two machines that realize that an axle can be made into different-diameter are coaxial, and the main shaft of stepper motor 10 also can make as much as possible large.Centrifugal motor is equally also be arranged on main support 12 by shock attenuation device 11.When high speed centrifugation, stepper motor 10 power-off, when the vibrations of centrifugal generation make centrifugal motor 4 and its main shaft be subjected to displacement, stepper motor does identical displacement simultaneously; After high speed centrifugation terminates, the power-off of centrifugal motor 4, stepper motor 10 powers on, and stepper motor 10 can drive the main shaft 1 of centrifugal motor, centrifugal turntable 2 does accurate angle and rotates.The advantage of this embodiment is: overcome engagement that in embodiment one-four, clutch type drive unit causes or in conjunction with problem, structure is simpler, and transmission is more reliable, and also not working long hours by shock attenuation device 11, the impact of deformation occurs.In this embodiment, stepper motor can be arranged on upper end or the lower end of centrifugal motor, and which also can conclude the mode of solid line two motor Time-sharing control, may also be the more high performance motor itself with accurate angle control and High Rotation Speed function.
Above-described embodiment is only preferred embodiment of the present utility model, can not be interpreted as that the utility model is only confined to the protection domain of embodiment.
Claims (9)
1. lectin from hemolymph detection device, comprises main support, centrifugal turntable, centrifugal motor, and described centrifugal turntable is arranged on the main shaft of centrifugal motor; Also comprise stepper motor, the main shaft of stepper motor drives centrifugal turntable to turn an angle after the completed centrifugation; It is characterized in that: centrifugal complete after, the main shaft of stepper motor drives centrifugal turntable to turn an angle by driving the main shaft of centrifugal motor.
2. lectin from hemolymph detection device according to claim 1, is characterized in that: be provided with clutch type drive unit between the main shaft of described stepper motor and the main shaft of centrifugal motor; Time centrifugal and the main shaft high-speed rotation of centrifugal motor time, the state that described clutch type drive unit is point, the state namely for throwing off between the main shaft of stepper motor and the main shaft of centrifugal motor; Centrifugal complete after the main shaft of i.e. centrifugal motor when stopping operating, described clutch type drive unit is form drive connection between the main shaft of state and the stepper motor closed and the main shaft of centrifugal motor.
3. lectin from hemolymph detection device according to claim 2, is characterized in that: the main shaft of described stepper motor and the main shaft of centrifugal motor are coaxially set.
4. lectin from hemolymph detection device according to claim 3, is characterized in that: on the main shaft of described centrifugal motor coaxial cable be installed with ratchet, described ratchet and ratchet form one-way driving mechanism, and ratchet is relative with the main shaft of described stepper motor fixing.
5. lectin from hemolymph detection device according to claim 2, is characterized in that: the main shaft axis different from the main shaft of centrifugal motor of described stepper motor is arranged.
6. lectin from hemolymph detection device according to claim 5, is characterized in that: on the main shaft of described centrifugal motor, being fixedly mounted with of coaxial cable is provided with stepper drive follower gear; The output terminal of the main shaft of described stepper motor is provided with stepper drive driving gear, the clutch type drive unit described in this stepper drive driving gear and described stepper drive follower gear are formed;
Described stepmoter and stepdriver driving gear position is relatively fixing, and described stepper motor is arranged on the movable part of a translating device, and the fixed part of translating device is relative with described main support fixing.
7. lectin from hemolymph detection device according to claim 5, it is characterized in that: the output terminal of described stepper motor main shaft is provided with stepper drive driving gear, coordinate the stepper drive follower gear forming clutch type drive unit to be arranged on a stationary shaft with stepper drive driving gear, this stationary shaft is relative with described main support fixing; The main shaft of described centrifugal motor is coaxially set with described stationary shaft and is connected by shaft coupling;
Described stepmoter and stepdriver driving gear position is relatively fixing, and described stepper motor is arranged on the movable part of a translating device, and the fixed part of translating device is relative with described main support fixing.
8. lectin from hemolymph detection device according to claim 5, is characterized in that: the output terminal of described stepper motor main shaft is provided with stepper drive active synchronization belt wheel, and synchronous belt is walked around this stepper drive active synchronization belt wheel and walked around expansion tightening wheel, angle sheave; The driven synchronous pulley of stepper drive forming clutch type drive unit with stepper drive active synchronization belt wheel and synchronous belt is arranged on the main shaft of centrifugal motor;
Described stepmoter and stepdriver active synchronization belt wheel position is relatively fixing and all relative with described main support fixing; Described expansion tightening wheel is arranged on the movable part of a translating device, and the fixed part of translating device is relative with described main support fixing.
9. lectin from hemolymph detection device according to claim 1, is characterized in that: the main shaft of described centrifugal motor is relative with the main shaft coaxial cable of described stepper motor to be fixedly installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520193658.9U CN204462173U (en) | 2015-04-01 | 2015-04-01 | Lectin from hemolymph detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520193658.9U CN204462173U (en) | 2015-04-01 | 2015-04-01 | Lectin from hemolymph detection device |
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| Publication Number | Publication Date |
|---|---|
| CN204462173U true CN204462173U (en) | 2015-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520193658.9U Expired - Fee Related CN204462173U (en) | 2015-04-01 | 2015-04-01 | Lectin from hemolymph detection device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104698199A (en) * | 2015-04-01 | 2015-06-10 | 山东美医林电子仪器有限公司 | Hemorheology detecting device |
| CN105823896A (en) * | 2016-03-01 | 2016-08-03 | 张开航 | Multifunctional automatic sample injector |
| CN109731701A (en) * | 2018-12-28 | 2019-05-10 | 桂林优利特医疗电子有限公司 | Stop the centrifugal mechanism of function with position standard |
-
2015
- 2015-04-01 CN CN201520193658.9U patent/CN204462173U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104698199A (en) * | 2015-04-01 | 2015-06-10 | 山东美医林电子仪器有限公司 | Hemorheology detecting device |
| CN105823896A (en) * | 2016-03-01 | 2016-08-03 | 张开航 | Multifunctional automatic sample injector |
| CN109731701A (en) * | 2018-12-28 | 2019-05-10 | 桂林优利特医疗电子有限公司 | Stop the centrifugal mechanism of function with position standard |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20200401 |
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| CF01 | Termination of patent right due to non-payment of annual fee |