CN107870115A - A kind of oscillating uniform device - Google Patents
A kind of oscillating uniform device Download PDFInfo
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- CN107870115A CN107870115A CN201711017129.3A CN201711017129A CN107870115A CN 107870115 A CN107870115 A CN 107870115A CN 201711017129 A CN201711017129 A CN 201711017129A CN 107870115 A CN107870115 A CN 107870115A
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- 230000007246 mechanism Effects 0.000 claims abstract description 81
- 230000003028 elevating effect Effects 0.000 claims abstract description 52
- 230000006698 induction Effects 0.000 claims abstract description 26
- 239000000376 reactant Substances 0.000 claims abstract description 25
- 230000005693 optoelectronics Effects 0.000 claims abstract description 9
- 230000001360 synchronised effect Effects 0.000 claims abstract description 9
- 230000005622 photoelectricity Effects 0.000 claims description 22
- 230000003287 optical effect Effects 0.000 claims description 11
- 230000000694 effects Effects 0.000 abstract description 10
- 230000009471 action Effects 0.000 description 7
- 238000001514 detection method Methods 0.000 description 6
- 239000011324 bead Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000012895 dilution Substances 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 206010028980 Neoplasm Diseases 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N ferric oxide Chemical compound O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 229940088597 hormone Drugs 0.000 description 1
- 239000005556 hormone Substances 0.000 description 1
- 230000003053 immunization Effects 0.000 description 1
- 238000002649 immunization Methods 0.000 description 1
- 238000003018 immunoassay Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000001429 stepping effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Automatic Analysis And Handling Materials Therefor (AREA)
Abstract
The present invention relates to a kind of oscillating uniform device mixed for reactant, including elevating mechanism, uniform shaking mechanism and container positioning mechanism, wherein uniform shaking mechanism is provided with one and is used to hold up the elastic parts of reaction vessel, the eccentric shaft part that driving a reaction thing container swings back and forth and shake up optoelectronic induction component, for detecting the rotary state of eccentric shaft part.The present invention drives reaction vessel to swing back and forth so that it is more preferable that reactant shakes up effect by setting eccentric shaft part by reaction vessel；Optoelectronic induction component is shaken up by setting, the frequency that can be swung with feedback control reaction vessel, is easy to control adjustment swing speed according to the needs of differential responses thing；Zero testing component is added in elevating mechanism, and adjustable height is controlled by synchronous pulley group, can be according to the different height of different model reaction vessel, the height of lifting is set, so that the oscillating uniform device can be used for shaking up for various model reaction vessels, and it is applied widely, save cost.
Description
Technical field
The present invention relates to a kind of oscillating uniform device shaken up for reactant, belong to technical field of medical instruments.
Background technology
Immunoassay is the important means of clinic diagnosis, including the multiclass detection project such as virus, hormone, tumor markers,
Have the advantages that high sensitivity, detection range are wide, label stability is good, turn into the most important of ion vitro immunization detection increasingly
Means.
Full-automatic chemical based on chemiluminescence mechanismic design be immunized all-in-one detection and analysis process mainly include sample-adding-
Incubation-the step of cleaning-measurement four.Wherein, sample-adding automation is the core of instrument, includes the automatic dilution sample-adding of sample, instead
Reagent is answered to be loaded after being directly loaded even dilution, reactant mixes with magnetic bead, and release magnetic bead etc. after cleaning, each step
Whether reactant reacts abundant, uniform, has a significant impact to measurement result.
Current analyzer substantially by increasing an oscillating uniform device, drives reaction cup to rotate to shake in reaction cup
Reactant and magnetic bead, reactant or magnetic bead is fully mixed.Through practice, oscillating uniform device of the prior art drives reactant to turn
Dynamic or eccentric rotary to shake up mode, once shaking up at least needs 10 seconds, and the effect shaken up is undesirable.In addition, shake up dress
The location structure put is usually fixed, is only suitable for the reaction cup of uniform height, if reaction cup model is different, height is different,
The different structures that shakes up, narrow application range must be changed.
The content of the invention
The technical problem to be solved in the present invention is：It is bad that existing oscillating uniform device shakes up effect, and it is slow to shake up speed, and is applicable model
Enclose the problem of narrow.To solve technical problem, there is provided one kind shakes up that speed is fast, effect is more preferable, reactant or magnetic applied widely
Pearl oscillating uniform device.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of oscillating uniform device, including elevating mechanism, uniform shaking mechanism and container positioning mechanism, described in elevating mechanism control
The lifting of uniform shaking mechanism, the reaction vessel being placed on the uniform shaking mechanism are held up to the container positioning mechanism；It is described to shake
Even mechanism includes：
Installing plate, it is connected with the elevating mechanism；
Elastic parts, one end are fixed on the installing plate, and the other end is used to hold up the reaction vessel；
Driving is shaken up, is installed on the installing plate；
Eccentric shaft part, positioned at the elastic parts side, it is connected with the rotating shaft for shaking up driving；On the uniform shaking mechanism
When rising the picking-up reaction vessel, the eccentric shaft part is located at the reaction vessel side；It is described to shake up driving drive institute
Eccentric shaft part rotation is stated, the rotation of the eccentric shaft part promotes the reaction vessel to swing；
Shake up optoelectronic induction component, including photoelectric sensor and photoelectricity piece；The photoelectric sensor is installed on the installation
On plate, its induction region opening is towards the eccentric shaft part；Described photoelectricity piece one end is fixed on the eccentric shaft part, the other end
Extend in the induction region of the photoelectric sensor, the induction zone of the photoelectric sensor is streaked with the rotation of eccentric shaft part
Domain.
Preferably, the elastic parts includes elastic supporting member for supporting optical member and container base holder；The container base holder is located at the elasticity
Support member upper end；The elastic supporting member for supporting optical member lower end is fixed on the installing plate.
Preferably, the elastic supporting member for supporting optical member is a flat spring.
Preferably, the eccentric shaft part is an eccentric wheel or biasing post.
Preferably, described shake up is driven to a motor.
Preferably, the elevating mechanism includes：
Elevating screw；
Screw mandrel bottom plate, located at the elevating screw lower end；
Screw mandrel upper plate, located at the elevating screw upper end；
Riser guide component, including sliding block group and the guide-rail plate that stands between the screw mandrel upper plate and screw mandrel bottom plate, it is described
Sliding block group is installed on the elevating screw by a feed screw nut, and the installing plate of the uniform shaking mechanism is fixed with the sliding block group
Connection；
Synchronous pulley group, on the screw mandrel upper plate or screw mandrel bottom plate, its driving wheel rotating shaft and a timing belt actuator
Connection, its driven pulley are connected with described elevating screw one end.
Preferably, the sliding block group includes a lift connection plate and sliding block；The silk is set among the lift connection plate
Stem nut, it is installed on by feed screw nut on the elevating screw；The sliding block is fixed on described lift connection plate one end, with institute
State guide-rail plate cooperation；The installing plate is fixedly connected with the lift connection plate.
Preferably, the elevating mechanism also includes a zero testing component, detects the elevating mechanism lifting zero-bit；It is described
Zero testing component includes a zero-bit photoelectric sensor and zero-bit photoelectricity piece；The zero-bit photoelectric sensor is located at the screw mandrel bottom
On plate；Described zero-bit photoelectricity piece one end is fixed in the sliding block group, when elevating mechanism is placed in zero-bit, the zero-bit photoelectricity piece
The other end is stretched into the induction region of the zero-bit photoelectric sensor.
Preferably, the timing belt actuator is a stepper motor.
Preferably, the container positioning mechanism is above the reaction vessel, including locating dowel and locating dowel are fixed
Plate；When the uniform shaking mechanism holds up the reaction vessel, the reaction vessel upper end offsets with the locating dowel.
The beneficial effects of the invention are as follows：(1) by setting eccentric shaft part by reaction vessel, the reactant is driven to hold
Device swings back and forth, and the artificial reaction cup upper end of carrying of simulation swings the action shaken up so that it is more preferable that reactant shakes up effect, and shakes up
Speed faster, can be completed once to shake up for 2 seconds；(2) optoelectronic induction component is shaken up by setting, can be held with feedback control reactant
The frequency that device is swung, it is easy to control adjustment swing speed according to the needs of differential responses thing；(3) zero-bit is added in elevating mechanism
Detection components, and by synchronous pulley group control adjustable height, can according to the different height of different model reaction vessel, if
Put the height of lifting so that the oscillating uniform device can be used for various model reaction vessels to shake up, applied widely, saved into
This.
Brief description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is the reaction tray group structural representation that all-in-one is immunized in full-automatic chemical；
Fig. 2 is the partial sectional view of oscillating uniform device and reaction cup mating part in Fig. 1；
Fig. 3 is the oscillating uniform device example structure schematic diagram of the present invention；
Fig. 4 is uniform shaking mechanism and reaction cup cooperation schematic diagram in oscillating uniform device；
Fig. 5 is the schematic diagram that elevating mechanism is elevated to working position in oscillating uniform device；
Fig. 6 is that elevating mechanism rises to jack-up reaction cup position view in oscillating uniform device.
Reference in figure is：100th, reaction tray；200th, container positioning mechanism；210th, locating dowel；220th, locating dowel is solid
Fixed board；221st, vertical rod；222nd, transverse arm；300th, uniform shaking mechanism；310th, installing plate；320th, elastic parts；321st, flat spring；322nd, hold
Device collet；323rd, mounting seat；330th, driving is shaken up；340th, eccentric shaft part；350th, optoelectronic induction group is shaken up；351st, optoelectronic induction
Device；352nd, induction region；353rd, photoelectricity piece；400th, elevating mechanism；410th, elevating screw；420th, screw mandrel bottom plate；430th, on screw mandrel
Plate；440th, riser guide component；441st, guide-rail plate；442nd, lift connection plate；443rd, feed screw nut；444th, sliding block；451st, it is synchronous
Belt wheel group；452 timing belt actuators；460th, zero testing component；461st, zero-bit photoelectric sensor；462nd, zero-bit photoelectricity piece；
500th, reaction cup.
Embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These accompanying drawings are simplified schematic diagram, only with
Illustration illustrates the basic structure of the present invention, therefore it only shows the composition relevant with the present invention.
As shown in figure 1, the reaction tray group that all-in-one is immunized in full-automatic chemical includes being used for the reaction tray for depositing reaction cup 500
100 and it is arranged at the oscillating uniform device of the lower section of reaction tray 100.Reactant oscillating uniform device is set below reaction position, for mixing
Shake up the reactant in reaction cup.Before the oscillating uniform device can be used for measurement, the magnetic in reaction cup is shaken up when discharging magnetic bead
Pearl.
Embodiment 1
The present embodiment provides a kind of oscillating uniform device, as illustrated in fig. 1 and 2, including elevating mechanism 400, uniform shaking mechanism 300 and appearance
Device detent mechanism 200, elevating mechanism 400 control the lifting of uniform shaking mechanism 300, the reaction vessel being placed in reaction tray 100
(being reaction cup 500 in the embodiment) holds up and shaken up to container positioning mechanism 200, then to the reactant in reaction cup 500.
Wherein, for container positioning mechanism 200 located at the top of reaction cup 500, including locating dowel 210 and locating dowel fixed plate 220, locating dowel is solid
Fixed board 220 includes vertical rod 221 and transverse arm 222, and vertical rod 221 is fixed in reaction tray 100, and locating dowel 210 is located under transverse arm 222
Side, it is relative with the upper port of reaction cup 500 above the reaction cup 500 of reaction position.When uniform shaking mechanism 300 holds up reaction cup 500
When, the upper end of reaction cup 500 is offseted with locating dowel 210, and the position of reaction cup 500 is deviateed when preventing from shaking up action, and guarantee is anti-when shaking up
Answer cup 500 being capable of stable oscillation.
As shown in figure 3, in the embodiment, uniform shaking mechanism 300 includes installing plate 310, elastic parts 320, shakes up driving
330th, eccentric shaft part 340 and optoelectronic induction component 350 is shaken up.Wherein, installing plate 310 is connected with elevating mechanism 400, elevating mechanism
400 drive uniform shaking mechanism 300 to lift by the installing plate 310.The one end of elastic parts 320 is fixed on installing plate 310, the other end
For holding up reaction cup 500；The elastic parts 320 includes elastic supporting member for supporting optical member 321 and container base holder 322, and container base holder 322 is located at
The upper end of elastic supporting member for supporting optical member 321, for holding up reaction cup 500；The lower end of elastic supporting member for supporting optical member 321 is fixed on installing plate 310, or passes through
One mounting seat 323 is installed on installing plate 310, preferred elastic good, the rapid flat spring of resilience of the elastic supporting member for supporting optical member 321, so as to
Drive reaction cup 500 more rapid and smoothly swing back and forth, it is more preferable to shake up effect.
Shake up driving 330 to be installed on installing plate 310, be preferably attached to the lower section of installing plate 310, may be alternatively provided at installing plate
310 side or top.Eccentric shaft part 340, positioned at the side of elastic parts 320, it is connected with the rotating shaft for shaking up driving 330.Shake up
When mechanism 300 rises picking-up reaction cup 500, the eccentric shaft part also rises to the side of reaction cup 500；Driving 330 is shaken up to drive partially
Spindle member 340 is rotated, and the rotation driving a reaction cup 500 of eccentric shaft part 340 is swung, so as to shake up the reactant in reaction cup 500.
The device swings the action shaken up using the mode that shakes up to swing back and forth, the artificial reaction cup upper end of carrying of simulation so that reactant
It it is more preferable to shake up effect, and shakes up speed faster, can complete within 2 seconds once to shake up, rotated than reaction cup or eccentric rotary shakes up
Mode, have and preferably shake up effect and shake up speed faster.
As shown in figure 4, shaking up optoelectronic induction component 350 includes photoelectric sensor 351 and photoelectricity piece 353；Wherein, light inductance
Device 351 is answered to be installed on installing plate 310, its induction region 352 is open towards eccentric shaft part 340；And the one end of photoelectricity piece 353 is fixed
In on eccentric shaft part 340, the other end is extended in the induction region 352 of photoelectric sensor 351, with the rotation of eccentric shaft part 340
Streak the induction region 352 of the photoelectric sensor 351.
For example, it is preferable to, above-mentioned photoelectricity piece 353 is arranged on the side farthest from its axle center of eccentric shaft part 340, when photoelectricity piece
When 353 other ends are located in the induction region 352 of above-mentioned photoelectric sensor 351, the position of now eccentric shaft part 340 is defined as
Zero-bit is shaken up, now eccentric shaft part 340 separates with the container base holder 322 of elastic parts 320.
During start, if photoelectric sensor 351 detects that eccentric shaft part does not just control startup to shake up in zero-bit, controller
Driving 330, driving eccentric shaft part 340, which rotates to put in order, shakes up zero-bit.Elevating mechanism 400 drive uniform shaking mechanism 300 rise or under
Before drop, eccentric shaft part 340 will be placed in and shake up zero-bit.Elevating mechanism 400 drives uniform shaking mechanism 300 to rise, elastic parts 320
Container base holder 322 reaction cup 500 is held up from the bottom of reaction cup 500, make the upper end of reaction cup 500 and said vesse detent mechanism
200 locating dowel 210 offsets, and restarts shake up driving 330 afterwards, and driving eccentric shaft part 340 rotates.Due to eccentric shaft part 340
Eccentric rotary is done around its eccentric shaft, during rotation, the neighbouring lower end of reaction cup 500 will be promoted to move, because reaction cup
500 lower ends are placed in container base holder 322, and due to the flat spring elastic reaction of the lower section of container base holder 322, will make reaction cup 500
The rapid resilience in lower end, swings back and forth, and the artificial reaction cup upper end of carrying of simulation swings the action shaken up, to the reactant in reaction cup
Shaken up.Just driving a reaction cup swings back and forth once the per revolution of eccentric shaft part 340, and eccentric shaft part persistently rotates a timing
Between, reaction cup is persistently swung back and forth, to shake up the reactant in reaction cup.In the embodiment, 330 preferred steppings of driving are shaken up
Motor, demand is shaken up according to different reactants, the rotating speed of stepper motor is adjusted, typically in 400-1000 revs/min of scope
Interior, stepper motor drives eccentric shaft part 340 persistently to rotate 2 seconds, reaction cup 500 is persistently swung back and forth 2 seconds, you can to reach fine
Shake up effect, than uniform shaking mechanism in the prior art need to shake up more than 10 seconds to shake up speed fast more than 8 seconds, and shake up
Effect is more preferable.
The every revolution of eccentric shaft part 340, the photoelectricity piece 353 being fixed in the above just streak the induction zone of photoelectric sensor 351
Once, photoelectric sensor 351 is countable once in domain 352, in this, as the counter of the turnning circle of eccentric shaft part 340, so as to
The swing frequency (or speed) of number, i.e. reaction cup that reaction cup is swung in the unit interval is extrapolated, and feeds back to controller, can
According to the difference of reactant in reaction cup, adjust and required shake up the swing frequency.Conventional control software built in controller noted above
It can be achieved.
Preferably, above-mentioned eccentric shaft part 340 uses eccentric wheel or biasing post.
Embodiment 2
As shown in figure 3, the present embodiment provides a kind of preferable elevating mechanism 400, including lifting on the basis of embodiment 1
Screw mandrel 410, screw mandrel bottom plate 420, screw mandrel upper plate 430, riser guide component 440 and synchronous pulley group 451.Wherein, screw mandrel bottom plate
420 are located at the lower end of elevating screw 410, and screw mandrel upper plate 430 is located at the upper end of elevating screw 410.Riser guide component 440 includes sliding block
Group and the guide-rail plate 441 stood between screw mandrel upper plate 430 and screw mandrel bottom plate 420, above-mentioned sliding block group are pacified by a feed screw nut 443
Loaded on elevating screw 410, the installing plate 310 of above-mentioned uniform shaking mechanism 300 is fixedly connected with the sliding block group.Synchronous pulley group 451
On screw mandrel upper plate 430 or screw mandrel bottom plate 420, its driving wheel rotating shaft is connected with a timing belt actuator 452, its driven pulley with
The one end of elevating screw 410 connects.
In the embodiment, sliding block group includes a lift connection plate 442 and sliding block 444.Wherein, among lift connection plate 442
Above-mentioned feed screw nut 443 is set, is installed on by feed screw nut 443 on elevating screw 410；Sliding block 444 is fixed on above-mentioned lifting
The one end of connecting plate 443, coordinates with guide-rail plate 441；The installing plate 310 of above-mentioned uniform shaking mechanism 300 is fixed with lift connection plate 442 to be connected
Connect.
The elevating mechanism 400 also includes a zero testing component 460, and detection elevating mechanism 400 lifts zero-bit.The zero-bit is examined
Surveying component 460 includes a zero-bit photoelectric sensor 461 and zero-bit photoelectricity piece 462.Wherein, zero-bit photoelectric sensor 461 is located at silk
On bar bottom plate 420；The one end of zero-bit photoelectricity piece 462 is fixed in sliding block group, when elevating mechanism 400 is placed in zero-bit, zero-bit photoelectricity
The other end of piece 462 is stretched into the induction region of above-mentioned zero-bit photoelectric sensor 461.
As it can be seen in figures 5 and 6, liter when above-mentioned zero-bit photoelectricity piece 462 to be entered to the induction region of zero-bit photoelectric sensor 461
The position of drop connecting plate 442 is defined as lifting zero-bit；According to the height of respective type reaction cup 500 define a lifting work position with
And adjustable height H.During start, lift connection plate 442 is put in order lifting zero-bit by elevating mechanism 400 first, then connects lifting
It is standby to lifting work position that fishplate bar 442 rises h height.Before shaking up every time, the lift connection plate 442 of elevating mechanism 400 is from upper
After stating one predetermined adjustable height H of corresponding lifting work position rising, start uniform shaking mechanism 300, after completion shakes up, lifting connects
Fishplate bar 442 declines above-mentioned predetermined adjustable height H again, and to return to corresponding lifting work position standby.
Such as reaction cup is highly d, lifting zero-bit rises h and highly arrives lifting work position, rises from lifting work position predetermined
Adjustable height H, just the upper end of reaction cup and the locating dowel of container positioning mechanism are offseted.In this way, can be according to inhomogeneity
The height d of type reaction cup adjusts corresponding adjustable height H, or defines different height h lifting work position so that this shakes up dress
Shaking up for the reactant available for various model reaction cups is put, it is applied widely, save cost.And when standby, allow lifting
Connecting plate and uniform shaking mechanism are in lifting work position, after startup shakes up action, directly rise from lifting work position, complete to shake
It is standby to drop to lifting work position after even action so that lifting reaction action is rapider, further improves the whole of oscillating uniform device
Body running speed, has saved energy consumption.
Above-mentioned timing belt drives 452 preferred stepper motors, and stepper motor rotation drives synchronous pulley group 451 to rotate, from
And drive elevating screw 410 to rotate, realize the lifting of uniform shaking mechanism 300.In the embodiment, every 10 pulses of stepper motor
Lift connection plate 442 and connected uniform shaking mechanism 300 is driven to rise 0.635mm height.During start, if elevating mechanism
400 lift connection plate 442 in lifting zero-bit, does not then start stepper motor, and lift connection plate 442 is put in order into lifting zero-bit
(position when i.e. zero-bit photoelectricity piece 462 enters the induction region of zero-bit photoelectric sensor 461), it is then corresponding to stepper motor again
Umber of pulse, driving lift connection plate 442 to rise 6mm height, to reach lifting work position standby.When needing to shake up, restart step
Stepper motor, lift connection plate 442 is driven to rise 17-20mm height (specific height root again on the basis of lifting work position
Determined according to the height of respective reaction cup), just jack up reaction cup 500 so that the upper end of reaction cup 500 and container positioning mechanism
200 locating dowel 210 offsets, and that restarts uniform shaking mechanism 300 shakes up driving 330, and the reactant in reaction cup 500 is shaken
It is even.Using the combination of stepper motor and synchronous pulley group, lifting speed is fast, and adjustable height calculates accurately, further increases and shakes
Operating efficiency, job stability and the reliability of even device.
It is complete by above-mentioned description, relevant staff using the above-mentioned desirable embodiment according to the present invention as enlightenment
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property scope is not limited to the content on specification, it is necessary to determines its technical scope according to right.
Claims (10)
1. a kind of oscillating uniform device, including elevating mechanism, uniform shaking mechanism and container positioning mechanism, shaken described in the elevating mechanism control
The lifting of even mechanism, the reaction vessel being placed on the uniform shaking mechanism are held up to the container positioning mechanism；Its feature exists
In：The uniform shaking mechanism includes：
Installing plate, it is connected with the elevating mechanism；
Elastic parts, one end are fixed on the installing plate, and the other end is used to hold up the reaction vessel；
Driving is shaken up, is installed on the installing plate；
Eccentric shaft part, positioned at the elastic parts side, it is connected with the rotating shaft for shaking up driving；The uniform shaking mechanism rises support
When playing the reaction vessel, the eccentric shaft part is located at the reaction vessel side；Described shake up drives drive described partially
Spindle member rotates, and the rotation of the eccentric shaft part promotes the reaction vessel to swing；
Shake up optoelectronic induction component, including photoelectric sensor and photoelectricity piece；The photoelectric sensor is installed on the installing plate,
Its induction region opening is towards the eccentric shaft part；Described photoelectricity piece one end is fixed on the eccentric shaft part, other end extension
To the induction region of the photoelectric sensor, the induction region of the photoelectric sensor is streaked with the rotation of eccentric shaft part.
2. oscillating uniform device according to claim 1, it is characterised in that：The elastic parts includes elastic supporting member for supporting optical member and container
Collet；The container base holder is located at the elastic supporting member for supporting optical member upper end；The elastic supporting member for supporting optical member lower end is fixed on the installing plate.
3. oscillating uniform device according to claim 2, it is characterised in that：The elastic supporting member for supporting optical member is a flat spring.
4. oscillating uniform device according to claim 1, it is characterised in that：The eccentric shaft part is an eccentric wheel or biasing post.
5. oscillating uniform device according to claim 1, it is characterised in that：Described shake up is driven to a motor.
6. according to the oscillating uniform device described in claim any one of 1-5, it is characterised in that：The elevating mechanism includes：
Elevating screw；
Screw mandrel bottom plate, located at the elevating screw lower end；
Screw mandrel upper plate, located at the elevating screw upper end；
Riser guide component, including sliding block group and the guide-rail plate that stands between the screw mandrel upper plate and screw mandrel bottom plate, the sliding block
Group is installed on the elevating screw by a feed screw nut, and the installing plate of the uniform shaking mechanism is fixed with the sliding block group to be connected
Connect；
Synchronous pulley group, on the screw mandrel upper plate or screw mandrel bottom plate, its driving wheel rotating shaft is connected with a timing belt actuator,
Its driven pulley is connected with described elevating screw one end.
7. oscillating uniform device according to claim 6, it is characterised in that：The sliding block group includes a lift connection plate and cunning
Block；The feed screw nut is set among the lift connection plate, is installed on by feed screw nut on the elevating screw；The cunning
Block is fixed on described lift connection plate one end, coordinates with the guide-rail plate；The installing plate is fixed with the lift connection plate to be connected
Connect.
8. oscillating uniform device according to claim 6, it is characterised in that：The elevating mechanism also includes a zero testing group
Part, detect the elevating mechanism lifting zero-bit；The zero testing component includes a zero-bit photoelectric sensor and zero-bit photoelectricity piece；
The zero-bit photoelectric sensor is on the screw mandrel bottom plate；Described zero-bit photoelectricity piece one end is fixed in the sliding block group, when
When elevating mechanism is placed in zero-bit, the zero-bit photoelectricity piece other end is stretched into the induction region of the zero-bit photoelectric sensor.
9. oscillating uniform device according to claim 6, it is characterised in that：The timing belt actuator is a stepper motor.
10. oscillating uniform device according to claim 1, it is characterised in that：The container positioning mechanism is located at the reactant
Above container, including locating dowel and locating dowel fixed plate；When the uniform shaking mechanism holds up the reaction vessel, the reactant
Container upper end offsets with the locating dowel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711017129.3A CN107870115B (en) | 2017-10-26 | Shaking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711017129.3A CN107870115B (en) | 2017-10-26 | Shaking device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107870115A true CN107870115A (en) | 2018-04-03 |
| CN107870115B CN107870115B (en) | 2024-06-21 |
Family
ID=
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020168869A1 (en) * | 2019-02-20 | 2020-08-27 | 重庆科斯迈生物科技有限公司 | Liquid detection, analysis and mixing system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201926581U (en) * | 2011-01-27 | 2011-08-10 | 桂林优利特医疗电子有限公司 | Mixing device of blood cell analyzer |
| WO2014036866A1 (en) * | 2012-09-04 | 2014-03-13 | 深圳市卫邦科技有限公司 | Liquid medicine introducing and shaking device used in dispensing system |
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| WO2016046403A1 (en) * | 2014-09-25 | 2016-03-31 | Altergon Italia S.R.L. | Device for mixing magnetic particles and liquid in a reaction cup, adapted to be used in an apparatus for separation, washing and mixing of the contents of said reaction cup, in an immunoanalyzer system |
| CN206177684U (en) * | 2016-09-30 | 2017-05-17 | 苏州长光华医生物医学工程有限公司 | Even device is shaken in measurement |
| CN207396171U (en) * | 2017-10-26 | 2018-05-22 | 苏州立禾生物医学工程有限公司 | A kind of oscillating uniform device |
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| CN201926581U (en) * | 2011-01-27 | 2011-08-10 | 桂林优利特医疗电子有限公司 | Mixing device of blood cell analyzer |
| WO2014036866A1 (en) * | 2012-09-04 | 2014-03-13 | 深圳市卫邦科技有限公司 | Liquid medicine introducing and shaking device used in dispensing system |
| WO2016046403A1 (en) * | 2014-09-25 | 2016-03-31 | Altergon Italia S.R.L. | Device for mixing magnetic particles and liquid in a reaction cup, adapted to be used in an apparatus for separation, washing and mixing of the contents of said reaction cup, in an immunoanalyzer system |
| CN204142553U (en) * | 2014-09-30 | 2015-02-04 | 四川迈克生物医疗电子有限公司 | Evenly mixing device and device for analyzing samples |
| CN206177684U (en) * | 2016-09-30 | 2017-05-17 | 苏州长光华医生物医学工程有限公司 | Even device is shaken in measurement |
| CN207396171U (en) * | 2017-10-26 | 2018-05-22 | 苏州立禾生物医学工程有限公司 | A kind of oscillating uniform device |
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| WO2020168869A1 (en) * | 2019-02-20 | 2020-08-27 | 重庆科斯迈生物科技有限公司 | Liquid detection, analysis and mixing system |
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