CN104001563A - Pipettor - Google Patents
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- CN104001563A CN104001563A CN201410251672.XA CN201410251672A CN104001563A CN 104001563 A CN104001563 A CN 104001563A CN 201410251672 A CN201410251672 A CN 201410251672A CN 104001563 A CN104001563 A CN 104001563A
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Abstract
The invention relates to a pipettor which comprises an outer frame, an inner frame, a liquid path pipe, a ball head connecting rod, a ball head and a de-sucking head mechanism, wherein the inner frame is fixedly connected with a power rod and is driven to move by the power rod; the outer frame is suitable for sliding up and down along the inner frame; the ball head connecting rod penetrates through the inner and outer frames; the top end of the ball head connecting rod is fixedly connected with the inner frame and is electrically insulated with the inner frame; the ball head is fixed at the bottom end of the ball head connecting rod and is used for clamping a suction head; the liquid path pipe vertically penetrates through the inner and outer frames, and passes through the ball head connecting rod and the ball head; the de-sucking head mechanism comprises an ejector pin, a rocker and a sleeve; the sleeve is arranged at the bottom of the outer frame, and is arranged outside the ball head connecting rod and the ball head in a sleeving manner, and is opposite to the position of the suction head; the top end of the ejector pin is limited in a hollow cavity of the inner frame; the ejector pin is suitable for sliding up and down along the inner frame; the rocker and the inner frame are hinged, one end of the rocker props against the top end of the ejector pin and the other end of the rocker props against the outer frame. The pipettor is compact in structure, is used for automatically extracting the suction head and the de-sucking head when medical/chemical and various measuring devices transfer liquid and is capable of detecting whether the suction head is in contact with the liquid surface.
Description
Technical field
The present invention relates to a kind of liquid-transfering device, belong to laboratory equipment technical field.
Background technology
Pipettor is the device that pipettes liquid of low capacity conventional in laboratory, is widely used in clinical diagnosis laboratory, Biotechnology Experiment chamber, pharmacy and chemical laboratory, environmental laboratory, food experiment chamber etc.Along with improving constantly of all kinds of laboratory mechanical automation degree, automatic assembly line work station becomes the leading role in laboratory just gradually, in order to draw more accurately, move, load micro-liquid, the designing requirement of pipettor is also improved day by day.
Chinese patent literature CN103691498(application number: 201410004737.0) disclose a kind of pipettor and used its method of moving liquid, this pipettor comprises base, be located at the column of base one side, be located at Z axis motor on column, be located at the first screw mandrel of Z axis motor output shaft, the electromagnetic locator of being located at slide block on the first screw mandrel, being fixedly installed in the pipetting device on slide block and being located on base and being electrically connected with Z axis motor, described pipetting device comprises the piston head Connection Bracket of connection sliding block, be installed in the piston motor on piston head Connection Bracket, the second screw mandrel being connected with the output shaft of piston motor, the piston fixed head being connected with the second screw mandrel, be installed in the several pistons on piston fixed head, be set in the piston/cylinder on piston, the corresponding piston in lower end of piston/cylinder is provided with several interrupting, the lower end of interrupting is provided with sealing bulge loop and directed bulge loop, piston fixed head is provided with push rod, the lower end of push rod is provided with a desorption push pedal, this desorption push pedal is arranged at piston/cylinder below and is arranged at the top of directed bulge loop.Thereby this pipettor relies on motor driven plunger to move up and down inhales tapping body, moves liquid measure control and is difficult for, and easily produces error.This pipettor relies on motor to drive a desorption push pedal, has increased the energy consumption of desorption head.In this pipettor, liquid level sensor cannot be set.
Summary of the invention
The technical problem of the present invention's solution is: propose one and can automatically extract suction nozzle, desorption head, install pipettor inner and the position formation electric path for clamping suction nozzle.
In order to solve the problems of the technologies described above, the technical scheme that the present invention proposes is: a kind of pipettor, comprises housing, inside casing, influidic pipe, ball head connecting rod, bulb and move back suction head mechanism; In described inside casing, be provided with cavity, described housing elastic spacing is outside described inside casing and be suitable for sliding up and down along inside casing; Described ball head connecting rod is through the bottom of described inside casing and housing, the top of ball head connecting rod be fixedly connected with inside casing and with described inside casing electric insulation; Described bulb is fixed on the bottom of described ball head connecting rod for clamping suction nozzle; Described influidic pipe upward and downward runs through described inside casing and housing and passes described ball head connecting rod and bulb; The described suction head mechanism that moves back comprises thimble, rocking bar and sleeve pipe; Described sleeve pipe is located at the bottom of described housing and is enclosed within outside described ball head connecting rod and bulb; Described sleeve pipe is relative with suction nozzle position; The top of described thimble is limited in the cavity of inside casing, described thimble passes the bottom of described inside casing and housing and is suitable for sliding up and down along inside casing, described rocking bar and inside casing are hinged and pass inside casing, bottom, one end and the top of thimble of described rocking bar offset, and the other end bottom of described rocking bar offsets with housing.
Better in order to make to move back the balance of suction head mechanism, to move more stable, a kind of preferred technical scheme is: above-mentioned thimble and the rocking bar that moves back suction head mechanism has two groups, two groups of thimbles and rocking bar lay respectively at the both sides of inside casing.
Compacter in order to make to move back the structure of suction head mechanism, the transmission of power is more effective, and a kind of preferred technical scheme is: above-mentioned rocking bar is the reclinate semilune in two ends, and middle part and the inside casing of described rocking bar are hinged.
In order to improve the sealing between influidic pipe and ball head connecting rod and bulb, a kind of preferred technical scheme is: above-mentioned bulb is column, and the middle part of described bulb offers stepped hole along its axis direction; The internal diameter of the hypomere of described stepped hole and the external diameter of influidic pipe match, and the internal diameter of the epimere of described stepped hole and the external diameter of ball head connecting rod match; Between the step of the bottom of described ball head connecting rod and the stepped hole of described bulb, be provided with the sealing ring being enclosed within on influidic pipe; The bottom of described ball head connecting rod is provided with external screw thread, and the epimere of the stepped hole of described bulb is provided with the internal thread with the external screw thread threaded engagement of ball head connecting rod.When bulb is tightened on ball head connecting rod, bulb and ball head connecting rod can clamp sealing ring, when suction nozzle is enclosed within on bulb, bulb generation deformation can further clamp sealing ring, thereby the gap between bulb and influidic pipe, ball head connecting rod and influidic pipe is cut off, thereby liquid can not entered in the cavity of inside casing along gap, can effectively prevent that the circuit board in cavity from making moist.
The one of technique scheme is further preferably: above-mentioned sealing ring is O RunddichtringO.
It is more steady when the relative inside casing of the housing of elastic spacing outside inside casing is slided, a kind of preferred technical scheme is: the inwall both sides of above-mentioned housing have groove, the both sides of described inside casing are respectively equipped with the lug boss that is positioned at corresponding recesses, the top of described lug boss offers the spring groove of opening upwards, in described spring groove, be provided with Compress Spring, the two ends of described Compress Spring offset with inside casing and housing respectively; One end of described rocking bar and the bottom of groove offset.Compress Spring makes to be positioned at all the time at initial position inside casing the bottom of housing, in the time that thimble is subject to external force ejection and moves upward, rocking bar rotates, and makes housing with respect to inside casing down sliding, thereby sleeve pipe is moved downward with respect to bulb, thereby ejection suction nozzle make suction nozzle and drop-out of ball head.
In order to make the length of power rail adjustable, a kind of preferred technical scheme is: above-mentioned pipettor also comprises power rail and power rail nut; The top of described housing is provided with opening, and the top of described inside casing is positioned at described opening; Described power rail passes the top of described inside casing and is threaded with inside casing; Described power rail nut screws on power rail, and power rail nut offsets from the top of top and inside casing.
Use needs in order to meet, a kind of preferred technical scheme is: above-mentioned influidic pipe is made up of straight tube and the flexible pipe that is set in described straight tube top, and described flexible pipe is through described inside casing and power rail; Described straight tube is through described ball head connecting rod and bulb.
In order to make the built-in detection and liquid level detection of pipettor, can detect suction nozzle and whether contact with liquid level, a kind of preferred technical scheme is: above-mentioned pipettor also comprises the suction nozzle being set on described bulb; In the cavity of described inside casing, be provided with liquid level detection circuit plate; Described ball head connecting rod and bulb are conductors, and described liquid level detection circuit plate is electrically connected with suction nozzle by ball head connecting rod and bulb.This pipettor can be built-in and the liquid level detection circuit plate of suction nozzle electrical connection, have and detect the function that suction nozzle touches liquid level position, thereby can determine the position of pipettor, to ensure that suction nozzle can rest on the following fixed position of setting of liquid level, thereby ensure that in imbibition process, suction nozzle can too much not immerse liquid.
In order to limit further the position that ensures ball head connecting rod, and ensure ball head connecting rod and inside casing electric insulation, a kind of preferred technical scheme is: described ball head connecting rod is fixedly connected with inside casing by insulating part, and described insulating part comprises ball head connecting rod fixed block and ball head connecting rod nut; Described ball head connecting rod fixed block is positioned at housing and is positioned at the below of inside casing, and described ball head connecting rod passes ball head connecting rod fixed block and is connected with ball head connecting rod fixed block key; Described ball head connecting rod nut screws on ball head connecting rod, and described ball head connecting rod nut stretches in ball head connecting rod fixed block through the bottom of inside casing, and the top of described ball head connecting rod nut is limited in inside casing.Can make ball head connecting rod effectively be fixed with respect to inside casing by ball head connecting rod fixed block and the fixing ball head connecting rod of ball head connecting rod nut, ensure that ball head connecting rod can double swerve.
The present invention has positive effect:
(1) influidic pipe in pipettor of the present invention runs through whole pipettor, completes washing lotion and tells liquid by being arranged on device outside pipettor, can improve to greatest extent the precision of moving liquid measure.
(2) pipettor of the present invention is in the time extracting suction nozzle, and bulb is aimed at suction nozzle inner chamber, and pipettor vertically declines, and suction nozzle is enclosed within on bulb, and bulb can ensure that suction nozzle is firmly connected with pipettor, can not come off.
(3) of the present invention in the time of desorption, only pipettor need be moved to the position of desorption head, and be provided with the block piece that stops that thimble moves downward in the position of desorption head, when pipettor vertically declines, block piece promote thimble with respect to inside casing move upward (or with external force promote thimble move upward with respect to inside casing), rocking bar rotates, rocking bar and housing contact jaw press down, thereby housing is moved down with respect to inside casing, sleeve pipe moves downward with respect to bulb, thereby ejection suction nozzle makes suction nozzle and drop-out of ball head, in the time of pipettor vertical lifting (or external force is cancelled), inside casing and housing automatically reset under spring action.The suction head mechanism that moves back of this passive desorption head makes the motion process of desorption head more steady, and reliability is higher, and energy consumption reduces.
(4) pipettor structural design compact and reasonable of the present invention, volume is small and exquisite, convenient, flexible, is applicable to medical treatment, all kinds of checkout equipments in the fields such as chemical industry.
(5) pipettor of the present invention is formed and is connected the cavity of inside casing and the electric path of suction nozzle with bulb by ball head connecting rod, thereby liquid level detection device can be set, whether detect suction nozzle contacts with liquid level, to ensure that suction nozzle can rest on the following fixed position of setting of liquid level, thereby ensure that in imbibition process, suction nozzle can too much not immerse liquid.
Brief description of the drawings
Below in conjunction with accompanying drawing, pipettor of the present invention is described further:
Fig. 1 is the structural representation of the pipettor of the embodiment of the present invention 1;
Fig. 2 is the cutaway view of the pipettor in Fig. 1 while putting suction nozzle;
Fig. 3 is the cutaway view of the pipettor in Fig. 1 while returning suction nozzle.
The mark of above-mentioned accompanying drawing is as follows:
Housing 1, groove 11, opening 12,
Inside casing 2, lug boss 21, spring groove 21-1, cover plate 22, cavity 23,
Influidic pipe 3, straight tube 31, flexible pipe 32,
Ball head connecting rod 4, projection 41,
Bulb 5, stepped hole 51,
Move back suction head mechanism 6, thimble 61, rocking bar 62, sleeve pipe 63,
Suction nozzle 7, sealing ring 8,
Ball head connecting rod fixed block 91, stopper slot 91-1, ball head connecting rod nut 92, power rail 93, power rail nut 94,
Compress Spring 10,
Liquid level detection circuit plate 100.
Detailed description of the invention
In the specific embodiment of the present invention, the orientation to each parts and the description of correlation are to carry out according to the location fix shown in Fig. 2.
Embodiment 1
See Fig. 1 to Fig. 3, the pipettor of the present embodiment comprises housing 1, inside casing 2, influidic pipe 3, ball head connecting rod 4, bulb 5, moves back suction head mechanism 6, suction nozzle 7, power rail 93 and power rail nut 94.The top of housing 1 is provided with opening 12, and the top of inside casing 2 is positioned at opening 12.Power rail 93 passes the top of inside casing 2 and is threaded with inside casing 2.Power rail nut 94 screws on power rail 93, and power rail nut 94 offsets from the top of top and inside casing 2.In inside casing 2, be provided with cavity 23.The top of inside casing 2 is provided with the groove that is common to mutually wiring with the cavity 23 of inside casing 2.
The inwall both sides of housing 1 have groove 11.The both sides of inside casing 2 are respectively equipped with the lug boss 21 that is positioned at corresponding recesses 11.The top of lug boss 21 offers the spring groove 21-1 of opening upwards.In spring groove 21-1, be provided with Compress Spring 10.The top of Compress Spring 10 and housing 1 offset, and the bottom of Compress Spring 10 and inside casing 2 offset, thereby housing 1 can be slided up and down with respect to inside casing 2, and housing 1 is compressed spring 10 power upwards all the time, are positioned at the top of inside casing 2 in the time of initial position.
Ball head connecting rod 4 is stainless steels.Ball head connecting rod 4 is fixedly connected with inside casing 2 by insulating part, and insulating part comprises ball head connecting rod fixed block 91 and ball head connecting rod nut 92, and ball head connecting rod fixed block 91 and ball head connecting rod nut 92 are made up of insulating materials.Ball head connecting rod fixed block 91 is positioned at housing 1 and is positioned at the below of inside casing 2.Ball head connecting rod 4 passes the bottom of inside casing 2, ball head connecting rod fixed block 91 and housing 1 successively.The bottom of ball head connecting rod fixed block 91 is provided with stopper slot 91-1, and ball head connecting rod 4 is provided with the projection 41 matching with stopper slot 91-1, and ball head connecting rod 4 is connected by projection 41 keys that are limited in stopper slot 91-1 with ball head connecting rod fixed block 91.Ball head connecting rod nut 92 screws on ball head connecting rod 4, ball head connecting rod nut 92 stretches in ball head connecting rod fixed block 91 through the bottom of inside casing 2, the top of ball head connecting rod nut 92 is limited in inside casing 2, thereby ball head connecting rod 4 is fixedly connected with inside casing 2, but ball head connecting rod 4 and inside casing 2 electric insulations.
Bulb 5 is made up of conductive material.Bulb 5 is column, and the middle part of bulb 5 offers stepped hole 51 along its axis direction.The external diameter of the internal diameter of the hypomere of stepped hole 51 and influidic pipe 3 matches, and the external diameter of the internal diameter of the epimere of stepped hole 51 and ball head connecting rod 4 matches.Between the step of the stepped hole 51 of the bottom of ball head connecting rod 4 and bulb 5, be provided with the O RunddichtringO 8 being enclosed within on influidic pipe 3.The bottom of ball head connecting rod 4 is provided with external screw thread, and the epimere of the stepped hole 51 of bulb 5 is provided with the internal thread with the external screw thread threaded engagement of ball head connecting rod 4.Bulb 5 screws in the bottom of ball head connecting rod 4, and suction nozzle 7 is sheathed and be connected to the bottom of bulb 5.
In the cavity 23 of inside casing 2, be provided with liquid level detection circuit plate 100.Liquid level detection circuit plate 100 can be referring to existing capacitance type liquid level detection module on market.Liquid level detection circuit plate 100 is electrically connected with suction nozzle 7 by ball head connecting rod 4 and bulb 5.
Influidic pipe 3 is made up of straight tube 31 and the flexible pipe 32 that is set in straight tube 31 tops, and flexible pipe 32 protrudes upward through inside casing 2 and power rail 93.Straight tube 31 is stainless steel tube, and straight tube 31 is through ball head connecting rod 4 and bulb 5, and the lower end of straight tube 31 stretches out bulb 5 slightly.
Move back suction head mechanism 6 and comprise thimble 61, rocking bar 62 and sleeve pipe 63.Sleeve pipe 63 be fixedly connected on the bottom of housing 1 and be enclosed within ball head connecting rod 4 and bulb 5 outside.Sleeve pipe 63 is relative with suction nozzle 7 positions.Thimble 61 and rocking bar 62 have two groups, and two groups of thimbles 61 and rocking bar 62 lay respectively at the left and right sides of inside casing 2.The top of thimble 61 is limited in the cavity 23 of inside casing 2.Thimble 61 is successively through the bottom of bottom, ball head connecting rod fixed block 91 and the housing 1 of inside casing 2 and be suitable for sliding up and down along inside casing 2.Rocking bar 62 is the reclinate semilune in two ends.The middle part of rocking bar 62 and inside casing 2 are hinged.Rocking bar 62 is through inside casing 2, and bottom, one end and the top of corresponding thimble 61 of rocking bar 62 offset, and other end bottom and the bottom of the groove 11 of housing 1 of rocking bar 62 offset.
The front of inside casing 2 is also provided with by screw and is fixedly connected on the cover plate 22 on inside casing 2.
The pipettor of the present embodiment, in the time extracting suction nozzle, makes pipettor move to bulb 5 aiming at the position of suction nozzle 7, and pipettor entirety is vertical to decline, and suction nozzle 7 is overlapped and be connected on bulb 5.
The pipettor of the present embodiment, in the time of desorption, makes pipettor move to the position of desorption head, and the position of desorption head is provided with the block piece that stops that thimble 61 moves downward.In the time of the vertical decline of pipettor entirety, block piece promotes thimble 61 and moves upward with respect to inside casing 2, and rocking bar 62 rotates, housing 1 is pressed down, thereby housing 1 is moved down with respect to inside casing 2, and sleeve pipe 63 moves downward with respect to bulb 5, thereby ejection suction nozzle 7 is thrown off suction nozzle 7 and bulb 5.In the time of pipettor entirety vertical lifting, thimble 61 moves downward with respect to inside casing 2, and housing 1 is got back to initial position with respect to inside casing 2 upward slidings under the effect of Compress Spring 10.
Pipettor of the present invention is not limited to the various embodiments described above.Obviously, above-described embodiment is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here without also giving exhaustive to all embodiments.And these belong to apparent variation that spirit of the present invention extended out or variation still among protection scope of the present invention.
Claims (10)
1. a pipettor, is characterized in that: comprise housing (1), inside casing (2), influidic pipe (3), ball head connecting rod (4), bulb (5) and move back suction head mechanism (6); In described inside casing (2), be provided with cavity (23), described housing (1) elastic spacing is outside described inside casing (2) and be suitable for sliding up and down along inside casing (2); Described ball head connecting rod (4) is through the bottom of described inside casing (2) and housing (1), the top of ball head connecting rod (4) be fixedly connected with inside casing (2) and with described inside casing (2) electric insulation; Described bulb (5) is fixed on the bottom of described ball head connecting rod (4) for clamping suction nozzle (7); Described influidic pipe (3) upward and downward runs through described inside casing (2) and housing (1) and passes described ball head connecting rod (4) and bulb (5); The described suction head mechanism (6) that moves back comprises thimble (61), rocking bar (62) and sleeve pipe (63); Described sleeve pipe (63) be located at the bottom of described housing (1) and be enclosed within described ball head connecting rod (4) and bulb (5) outside; Described sleeve pipe (63) is relative with suction nozzle (7) position; The top of described thimble (61) is limited in the cavity (23) of inside casing (2), described thimble (61) passes the bottom of described inside casing (2) and housing (1) and is suitable for sliding up and down along inside casing (2), described rocking bar (62) is hinged with inside casing (2) and passes inside casing (2), bottom, one end and the top of thimble (61) of described rocking bar (62) offset, and the other end bottom of described rocking bar (62) offsets with housing (1).
2. pipettor according to claim 1, is characterized in that: described in move back suction head mechanism (6) thimble (61) and rocking bar (62) have two groups, two groups of thimbles (61) and rocking bar (62) lay respectively at the both sides of inside casing (2).
3. pipettor according to claim 2, is characterized in that: described rocking bar (62) is the reclinate semilune in two ends, and the middle part of described rocking bar (62) and inside casing (2) are hinged.
4. pipettor according to claim 3, is characterized in that: described bulb (5) is column, and the middle part of described bulb (5) offers stepped hole (51) along its axis direction; The external diameter of the internal diameter of the hypomere of described stepped hole (51) and influidic pipe (3) matches, and the external diameter of the internal diameter of the epimere of described stepped hole (51) and ball head connecting rod (4) matches; Between the step of the stepped hole (51) of the bottom of described ball head connecting rod (4) and described bulb (5), be provided with the sealing ring (8) being enclosed within on influidic pipe (3); The bottom of described ball head connecting rod (4) is provided with external screw thread, and the epimere of the stepped hole (51) of described bulb (5) is provided with the internal thread with the external screw thread threaded engagement of ball head connecting rod (4).
5. pipettor according to claim 4, is characterized in that: described sealing ring (8) is O RunddichtringO.
6. pipettor according to claim 1, it is characterized in that: the inwall both sides of described housing (1) have groove (11), the both sides of described inside casing (2) are respectively equipped with the lug boss (21) that is positioned at corresponding recesses (11), the top of described lug boss (21) offers the spring groove (21-1) of opening upwards, in described spring groove (21-1), be provided with Compress Spring (10), the two ends of described Compress Spring (10) offset with inside casing (2) and housing (1) respectively; The bottom of one end of described rocking bar (62) and groove (11) offsets.
7. pipettor according to claim 1, is characterized in that: also comprise power rail (93) and power rail nut (94); The top of described housing (1) is provided with opening (12), and the top of described inside casing (2) is positioned at described opening (12); Described power rail (93) passes the top of described inside casing (2) and is threaded with inside casing (2); Described power rail nut (94) screws at power rail (93) upper, and power rail nut (94) offsets from the top of top and inside casing (2).
8. pipettor according to claim 7, is characterized in that: described influidic pipe (3) is made up of straight tube (31) and the flexible pipe (32) that is set in described straight tube (31) top, and described flexible pipe (32) is through described inside casing (2) and power rail (93); Described straight tube (31) is through described ball head connecting rod (4) and bulb (5).
9. according to the pipettor one of claim 1 to 8 Suo Shu, it is characterized in that: also comprise the suction nozzle (7) being set on described bulb (5); In the cavity (23) of described inside casing (2), be provided with liquid level detection circuit plate (100); Described ball head connecting rod (4) and bulb (5) are conductors, and described liquid level detection circuit plate (100) is electrically connected with suction nozzle (7) by ball head connecting rod (4) and bulb (5).
10. pipettor according to claim 9, is characterized in that: described ball head connecting rod (4) is fixedly connected with inside casing (2) by insulating part, and described insulating part comprises ball head connecting rod fixed block (91) and ball head connecting rod nut (92); Described ball head connecting rod fixed block (91) is positioned at housing (1) and is positioned at the below of inside casing (2), and described ball head connecting rod (4) passes ball head connecting rod fixed block (91) and is connected with ball head connecting rod fixed block (91) key; Described ball head connecting rod nut (92) screws at ball head connecting rod (4) upper, and described ball head connecting rod nut (92) stretches in ball head connecting rod fixed block (91) through the bottom of inside casing (2), and the top of described ball head connecting rod nut (92) is limited in inside casing (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410251672.XA CN104001563B (en) | 2014-06-09 | 2014-06-09 | Pipettor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410251672.XA CN104001563B (en) | 2014-06-09 | 2014-06-09 | Pipettor |
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| Publication Number | Publication Date |
|---|---|
| CN104001563A true CN104001563A (en) | 2014-08-27 |
| CN104001563B CN104001563B (en) | 2015-07-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410251672.XA Active CN104001563B (en) | 2014-06-09 | 2014-06-09 | Pipettor |
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| CN107340172A (en) * | 2017-08-14 | 2017-11-10 | 中生（苏州）医疗科技有限公司 | A kind of integrated sample preprocessing system |
| CN107340171A (en) * | 2017-08-14 | 2017-11-10 | 中生（苏州）医疗科技有限公司 | A kind of separate type system for pretreating sample |
| CN107418998A (en) * | 2016-09-14 | 2017-12-01 | 四川蓝光英诺生物科技股份有限公司 | Particulate control method, biometric print method and biological construct |
| CN109416369A (en) * | 2016-07-22 | 2019-03-01 | 泰肯贸易股份公司 | For automating the suction pipette head and its manufacturing method of liquid shifting equipment |
| CN110146141A (en) * | 2019-04-26 | 2019-08-20 | 浙江大学 | Improve the liquid detection device and method of socket type sample needle |
| CN110433885A (en) * | 2016-06-15 | 2019-11-12 | 汉密尔顿公司 | Liquid-transfering device, pipette tip connector and pipette tip: device and method |
| CN112345784A (en) * | 2020-10-22 | 2021-02-09 | 烟台海深威软件有限公司 | Sample adding needle, needle withdrawing mechanism used for sample adding needle and needle installing and withdrawing method |
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| CN110433885A (en) * | 2016-06-15 | 2019-11-12 | 汉密尔顿公司 | Liquid-transfering device, pipette tip connector and pipette tip: device and method |
| CN110433885B (en) * | 2016-06-15 | 2021-04-13 | 汉密尔顿公司 | Pipetting device, pipette tip coupler and pipette tip: apparatus and method |
| CN109416369A (en) * | 2016-07-22 | 2019-03-01 | 泰肯贸易股份公司 | For automating the suction pipette head and its manufacturing method of liquid shifting equipment |
| CN109416369B (en) * | 2016-07-22 | 2023-06-02 | 帝肯贸易股份公司 | Pipette tip for an automated pipetting device and method for producing same |
| CN107418998A (en) * | 2016-09-14 | 2017-12-01 | 四川蓝光英诺生物科技股份有限公司 | Particulate control method, biometric print method and biological construct |
| CN107418998B (en) * | 2016-09-14 | 2020-02-28 | 四川蓝光英诺生物科技股份有限公司 | Microparticle manipulation method, bioprinting method and biological construct |
| CN107340172A (en) * | 2017-08-14 | 2017-11-10 | 中生（苏州）医疗科技有限公司 | A kind of integrated sample preprocessing system |
| CN107340171A (en) * | 2017-08-14 | 2017-11-10 | 中生（苏州）医疗科技有限公司 | A kind of separate type system for pretreating sample |
| CN113613788A (en) * | 2019-01-28 | 2021-11-05 | 富默乐有限公司 | Positive displacement pipette tip for a motorized control automation or instrumentation system |
| CN113613788B (en) * | 2019-01-28 | 2023-11-14 | 富默乐国际控股有限公司 | Positive displacement pipette tip for motorized control automation or instrument systems |
| CN110146141A (en) * | 2019-04-26 | 2019-08-20 | 浙江大学 | Improve the liquid detection device and method of socket type sample needle |
| CN112345784A (en) * | 2020-10-22 | 2021-02-09 | 烟台海深威软件有限公司 | Sample adding needle, needle withdrawing mechanism used for sample adding needle and needle installing and withdrawing method |
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