CN209646525U - A kind of liquid-transfering device and reciprocating device - Google Patents
A kind of liquid-transfering device and reciprocating device Download PDFInfo
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- CN209646525U CN209646525U CN201920036860.9U CN201920036860U CN209646525U CN 209646525 U CN209646525 U CN 209646525U CN 201920036860 U CN201920036860 U CN 201920036860U CN 209646525 U CN209646525 U CN 209646525U
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Abstract
The utility model provides a kind of liquid-transfering device and reciprocating device, liquid-transfering device includes frame body and lifting moving mechanism, lifting moving mechanism includes fixed module, mobile module and the driving motor fixed relative to fixed module and be used to that mobile module to be driven to move up and down, fixed module includes upper and lower spaced apart motor mount and bottom plate, and the first guide frame extended along the vertical direction is fixedly connected between motor mount and bottom plate；Mobile module includes upper and lower spaced apart driving plate and the clamp structure for fixing liquid-transfering gun gun body, and the second guide frame extended along the vertical direction is fixedly connected between driving plate and clamp structure；First guide frame and the projection of the second guide frame in the horizontal plane are staggered；Driving plate is between motor mount and bottom plate, and driving plate and the first guide frame move up and down guiding cooperation；Bottom plate is between driving plate and clamp structure, and bottom plate and the second guide frame move up and down guiding cooperation.
Description
Technical field
The utility model relates to liquid-transfering device technical fields, and in particular to a kind of liquid-transfering device and reciprocating device.
Background technique
Liquid-transfering device is the conventional instrument in biological medicine laboratory, is mainly used for drawing, shifts and liquid is discharged, from hand
It holds formula single channel pipettor (also referred to as " liquid-transfering gun ") and develops to full automatic multi-channeled transposition arrangement, greatly improve work efficiency
And operation precision.
Chinese invention patent as application publication number is CN106111224A, data of publication of application is 2016.11.16 discloses
96 channel automatic pipettors of one kind and its assemble method and working method, the automatic pipettor include X-axis pedestal and X-axis pedestal
Z axis mould group connected vertically and the S Axle mould group slided in z-direction in Z axis mould group along Z axis mould group, Z axis mould group include:
Along Z-direction setting Z axis guide rail, be connected to the Z axis guide rail one end handle, between the Z axis guide rail and be connected to
The handle bottom connection connecting rod, be slidably connected in the Z axis guide rail and in the Z axis sliding block of the rod slide, be fixed on the Z axis
The Z axis stepper motor of guide rail side.Z axis stepper motor task driven Z axis sliding block pumps along Z axis guide rail, from
And it realizes and the sample liquid of absorption is gone up and down.
But due to only being cooperated by Z axis sliding block and two sides Z axis guide rail to upper in the automatic pipettor of the above-mentioned prior art
The sliding block of lower movement is oriented to, and in actual use, mobile accuracy is poor, be easy to cause asking for sample liquid transferring position inaccuracy
Topic.
Utility model content
To solve the above-mentioned problems, the purpose of this utility model is to provide a kind of liquid-transfering devices, to solve existing skill
The mobile accuracy of the liquid-transfering device of art is poor, be easy to cause the problem of sample liquid transferring position inaccuracy.The purpose of this utility model
It also resides in and a kind of reciprocating device of liquid-transfering device is provided, to solve the mobile accuracy of the reciprocating device of the prior art
Difference be easy to cause the problem of position inaccuracy
The technical solution of the liquid-transfering device of the utility model are as follows:
Liquid-transfering device includes frame body and moves horizontally the lifting moving mechanism being assemblied on frame body, and lifting moving mechanism includes
Fixed module, mobile module and the driving motor fixed relative to fixed module and be used to that mobile module to be driven to move up and down,
Fixed module includes upper and lower spaced apart motor mount and bottom plate, is fixedly connected between motor mount and bottom plate along perpendicular
First guide frame of the histogram to extension；Mobile module is including upper and lower spaced apart driving plate and for fixing liquid-transfering gun gun body
Clamp structure, the second guide frame extended along the vertical direction is fixedly connected between driving plate and clamp structure；Described
The projection of one guide frame and the second guide frame in the horizontal plane is staggered；Driving plate between motor mount and bottom plate,
And driving plate and the first guide frame move up and down guiding cooperation；Bottom plate between driving plate and clamp structure, and bottom plate with
Second guide frame moves up and down guiding cooperation；Driving motor and driving plate are sequentially connected, and driving motor work passes through driving plate
The guiding cooperation between guiding cooperation, bottom plate and the second guide frame between the first guide frame is to drive clamp structure
It moves up and down.
The utility model has the advantages that as a whole, lifting moving mechanism is disposed with motor mount, driving plate, bottom plate from top to bottom
And clamp structure, mobile module can the guiding between driving plate and the first guide frame cooperates, bottom plate and the second guiding are tied
It can be moved up and down along the vertical direction under guiding cooperation between structure, two are formd between fixed module and mobile module
Place guiding auxiliary section, and be oriented to auxiliary section at two and be in staggered distribution up and down along direction of relative movement, make mobile module by upper and lower
It is oriented to the effect of contraction of auxiliary section at two, can ensure that mobile module has stable only one freedom degree in this way, to mention
High mobile accuracy, solves the problems, such as to carry out sample liquid transferring position inaccuracy using liquid-transfering device.
Further, in order to simplify structure, the compactness of whole device, first guide frame and the second guiding are improved
Structure is respectively fixed guide pole and mobile guide bar, is offered on the bottom plate and driving plate for mobile guide bar and is consolidated respectively
Determine the guide through hole that guide rod passes through, the guide through hole mobile guide of fixed guide pole and driving plate cooperates, mobile guide bar with
The guide through hole mobile guide of bottom plate cooperates.
Further, in order to improve the smoothness of mobile module sliding, the guide through hole of the bottom plate and mobile guide bar
Between, between the guide through hole and fixed guide pole of driving plate be respectively equipped with oil-free bushing.
Further, the bottom plate and driving plate are respectively the rectangular slab that plate face is parallel to each other, and the setting of mobile guide bar exists
Driving plate close to four vertex positions, there are two fixed guide poles, and it is two opposite to be separately positioned on bottom plate for two fixed guide poles
The middle position on side.
Further, in order to guarantee the stable structure of fixed module and mobile module, avoid the occurrence of loose deformation the problem of,
The motor mount is the slab construction for being parallel to bottom plate plate face, and motor mount, bottom plate and fixed guide pole are constituted admittedly
Determine frame structure, the clamp structure is the deckle board for being parallel to driving plate plate face, and clamp structure, driving plate and mobile guide bar
Constitute mobile framework structure.
Further, in order to improve the displacement accuracy of mobile module, the output end of the driving motor is connected with along vertical
The lead screw that direction extends offers the lead screw hole passed through for lead screw on motor mount and driving plate, in the silk of driving plate respectively
Thick stick hole site is fixed with the nut with threads of lead screw cooperation, and lead screw is driven to rotate for driving motor work so that driving plate is dynamic up and down
Make.
Further, position transfer is carried out in order to make to draw the liquid-transfering gun for having sample liquid, the liquid-transfering device also wraps
Horizontal movable base is included, the bottom plate is fixed in horizontal movable base.
The technical solution of the reciprocating device of the utility model are as follows:
Reciprocating device includes fixed module for being fixedly connected on body, mobile module and relative to fixation
Module is fixed and the driving motor for driving mobile module to relatively move, and fixed module includes the motor peace of relative spacing arrangement
Seat and bottom plate are filled, the first guiding knot of the board direction extension along vertical base plate is fixedly connected between motor mount and bottom plate
Structure, mobile module include the driving plate of relative spacing arrangement and the clamp structure for fixed mobile labor and materials, driving plate and clamping
The second guide frame extended along the board direction of perpendicular drive plate is fixedly connected between structure；First guide frame and
Projection of second guide frame in bottom plate plate face is staggered；Driving plate between motor mount and bottom plate, and driving plate with
The cooperation of first guide frame mobile guide, bottom plate is between driving plate and clamp structure, and bottom plate and the second guide frame move
Action-oriented cooperation；Driving motor and driving plate are sequentially connected, and driving motor work is by between driving plate and the first guide frame
Guiding cooperation, the guiding cooperation between bottom plate and the second guide frame is to drive clamp structure mobile.
The utility model has the advantages that as a whole, reciprocating device has been sequentially arranged motor mount along guiding movement direction, has driven
Movable plate, bottom plate and clamp structure, mobile module can guiding cooperations between driving plate and the first guide frame, bottom plate and the
It can be moved under guiding cooperation between two guide frames, be formed between fixed module and mobile module along the vertical direction
Be oriented to auxiliary section at two, and be oriented to auxiliary section at two and be in staggered distribution along direction of relative movement position, make mobile module by
It is oriented to the effect of contraction of auxiliary section at two, can ensure that mobile module has stable only one freedom degree in this way, to mention
High mobile accuracy, solves the problems, such as position inaccuracy.
Further, in order to simplify structure, the compactness of entire mechanism, first guide frame and the second guiding are improved
Structure is respectively fixed guide pole and mobile guide bar, is offered on the bottom plate and driving plate for mobile guide bar and is consolidated respectively
Determine the guide through hole that guide rod passes through, the guide through hole mobile guide of fixed guide pole and driving plate cooperates, mobile guide bar with
The guide through hole mobile guide of bottom plate cooperates.
Further, in order to guarantee the stable structure of fixed module and mobile module, avoid the occurrence of loose deformation the problem of,
The motor mount is the slab construction for being parallel to bottom plate plate face, and motor mount, bottom plate and fixed guide pole are constituted admittedly
Determine frame structure, the clamp structure is the deckle board for being parallel to driving plate plate face, and clamp structure, driving plate and mobile guide bar
Constitute mobile framework structure.
Detailed description of the invention
Fig. 1 is the schematic front view of the specific embodiment 1 of the liquid-transfering device of the utility model；
Fig. 2 is the stereoscopic schematic diagram of the specific embodiment 1 of the liquid-transfering device of the utility model；
Fig. 3 is the stereoscopic schematic diagram of liquid-transfering device (removing horizontal movable base) in Fig. 2.
In figure: 1- horizontal movable base, 2- fixed module, 20- motor mount, 21- bottom plate, 22- fixed guide pole, 3- are moved
Dynamic model block, 30- driving plate, 31- deckle board, 32- mobile guide bar, 4- drive module, 40- driving motor, 41- lead screw, 42- spiral shell
Female, 5- liquid-transfering gun.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.
The specific embodiment 1 of the liquid-transfering device of the utility model, as shown in Figure 1 and Figure 2, liquid-transfering device includes frame body (in figure
Be not shown), horizontal movable base 1 and the lifting moving mechanism being mounted in horizontal movable base 1, the mobile assembly of horizontal movable base 1
On frame body, it can be moved in the horizontal direction relative to frame body.Lifting moving mechanism includes and horizontal movable base 1 is fixed and connected
It is the fixed module 2 that connects, fixed with the mobile module 3 of the guiding assembly of fixed module 2 and relative to fixed module 2 and for driving
The driving motor 40 that mobile module 2 moves up and down.
As shown in figure 3, fixed module 2 includes upper and lower spaced apart motor mount 20 and bottom plate 21, motor mount
20 and bottom plate 21 be respectively plate that chamfered shape is in rectangle, be respectively in horizontal plane in motor mount 20 and bottom plate 21 and
It is fixedly connected with the fixed guide pole 22 extended along the vertical direction between, there are two fixed guide poles 22 and is respectively set
In the middle position of two relative short edges of bottom plate 21.Two fixed guide poles 22 form a fixed connection in motor mount and bottom plate
Between the first guide frame, constitute fixed frame knot by motor mount 20, bottom plate 21 and two fixed guide poles 22
Structure.
Mobile module 3 includes upper and lower spaced apart driving plate 30 and the deckle board 31 for fixing 5 gun body of liquid-transfering gun, driving
Plate 30 is all the plate that contours profiles are in rectangle, is respectively in horizontal plane in driving plate 30 and deckle board 31 and solid between
Surely it is connected with the mobile guide bar 32 extended along the vertical direction, there are four mobile guide bars and is separately positioned on leaning on for driving plate 30
Nearly four vertex positions.Four mobile guide bars 32 and two fixed guide poles 22 are staggered in the projection of horizontal plane, avoid because moving
Action-oriented bar 32 is overlapped and interferes the normal up and down action of mobile module 2 with the projected position of fixed guide pole 22.Four movements
Guide rod 32 forms the second guide frame being connected between driving plate 30 and deckle board 31, and deckle board 31 is formed for fixing liquid-transfering gun
The clamp structure of 5 gun bodies constitutes mobile framework structure by driving plate 30, deckle board 31 and four mobile guide bars 32.
Guide through hole is offered respectively on bottom plate 21 and driving plate 30, and fixed module 2 and mobile module 3 are folded and are located at one
It rises, makes driving plate 30 between the motor mount 20 and bottom plate 21 of fixed module 2, fixed guide pole 22 passes through driving plate 30
Guide through hole and with driving plate 30 move up and down guiding cooperation, between fixed guide pole 22 and the guide through hole of driving plate 30
Equipped with oil-free bushing to ensure the smoothness slided；Correspondingly, make driving plate 30 and deckle board 31 of the bottom plate 21 between mobile module 3
Between, mobile guide bar 32 passes through the guide through hole of bottom plate 21 and moves up and down guiding cooperation with bottom plate 21, similarly, in movement
Oil-free bushing is equipped between guide rod 32 and the guide through hole of bottom plate 21 to ensure the smoothness slided.
As a whole, lifting moving mechanism be disposed with from top to bottom motor mount 20, driving plate 30, bottom plate 21 and
Deckle board 31, mobile module can guiding be matched two-by-two between driving plate 30 and fixed guide pole 22, bottom plate 21 and mobile guide bar 32
It can be moved up and down in the vertical direction under closing.It is formd between fixed module 2 and mobile module 3 and is oriented to cooperation at two
Portion, and be oriented to auxiliary section at two and be in staggered distribution up and down along direction of relative movement matches mobile module 3 by being oriented at upper and lower two
The effect of contraction in conjunction portion can ensure that mobile module 3 has stable only one freedom degree in this way, to improve mobile essence
Degree solves the problems, such as to carry out sample liquid transferring position inaccuracy using liquid-transfering device.
It is fixed with drive module 4 in the upper face position of motor mount 20, drive module 4 includes being fixed on motor installation
The driving motor 40 of the upper face of seat 20, be connected to by shaft coupling rotation stop driving motor 40 output shaft lower end lead screw 41,
Lead screw 41 extends across the lead screw hole of motor mount 20 and driving plate 30 along the vertical direction, in the lead screw hole location of driving plate 30
The nut 42 for being fixed with and being threadedly engaged with lead screw 41 is set, the work of driving motor 40 drives lead screw 41 to rotate, passes through lead screw 41 and spiral shell
It is threadedly engaged to drive nut 42, driving plate 30 and entire mobile module 3 to move up and down in the vertical direction between mother 42,
And then make to draw the progress of the liquid-transfering gun 5 accurately upper and lower displacement for having sample liquid.
The specific embodiment 2 of the liquid-transfering device of the utility model, is, fixed guide pole with the difference of specific embodiment 1
It can replace respectively with mobile guide bar in the fixation guide rail and moving guide rail extended along the vertical direction, fixed guide rail and moving guide rail
Projection in the horizontal plane is staggered, corresponding, and the marginal position of bottom plate is offered for the card slot with moving guide rail guiding cooperation,
The marginal position of driving plate is also offered for the card slot with fixed guide rail guiding cooperation, passes through the card slot and moving guide rail of bottom plate
Between, the cooperation of guiding two-by-two between the card slot of driving plate and fixed guide rail realizes and carries out essence to the mobile module in displacement process
Really guiding.In other embodiments, the marginal position of bottom plate is equipped with for the sliding block with moving guide rail guiding cooperation, driving plate
Marginal position also is provided with for the sliding block with fixed guide rail guiding cooperation.
The specific embodiment 3 of the liquid-transfering device of the utility model, is, according to actual with the difference of specific embodiment 1
Use demand, bottom plate and driving plate can also be circular slab, and the throwing of mobile guide bar and fixed guide pole in the horizontal plane
Shadow is staggered, in other embodiments, mobile guide bar and fixed guide pole can respectively there are three, and two-by-two staggeredly circumferentially between
Every arrangement.Certainly, bottom plate and driving plate can be with the plates of other shapes, such as polygonal panel or elliptical flat-plate etc., and movement is led
The adjustment of adaptability can also be carried out to the quantity and position of bar and fixed guide pole.
The specific embodiment 4 of the liquid-transfering device of the utility model, is with the difference of specific embodiment 1, can guarantee
Under the premise of fixed module structural stability, motor mount is the slab construction for being parallel to bottom plate plate face, motor mount
Plate face is less than the plate face of bottom plate, and an only fixed guide pole is connected between motor mount and bottom plate, to make another
Fixed guide pole and motor mount form overhanging structure.In other embodiments, it can guarantee mobile module stable structure
Property under the premise of, deckle board is also possible to the overhanging structure similar to motor mount connection type.
The specific embodiment 5 of the liquid-transfering device of the utility model, is with the difference of specific embodiment 1, drives to simplify
The structure of dynamic model block, the drive module that driving motor, lead screw, nut are formed can integrally be substituted for electric pushrod.In other realities
It applies in example, drive module can also be cylinder or hydraulic cylinder etc..
The specific embodiment 1 of the reciprocating device of the utility model, reciprocating device include the fixation of guiding assembly
Module and mobile module, the fixed guide pole of fixed module and the mobile guide bar difference of mobile module are horizontally extending,
Bottom plate and mobile guide the bar guiding of fixed module cooperate, and driving plate and the fixed guide pole guiding of mobile module cooperate, driving
Motor work is to drive mobile module to be moved in the horizontal direction relative to fixed module.
Other specific embodiments of the reciprocating device of the utility model, the tool with the liquid-transfering device of above-mentioned utility model
Each specific embodiment of lifting moving mechanism is identical in body embodiment, and details are not described herein.
Claims (10)
1. a kind of liquid-transfering device including frame body and moves horizontally the lifting moving mechanism being assemblied on frame body, characterized in that lifting
Mobile mechanism includes fixed module, mobile module and fixes relative to fixed module and be used to that mobile module to be driven to move up and down
Driving motor, fixed module includes upper and lower spaced apart motor mount and bottom plate, solid between motor mount and bottom plate
Surely it is connected with the first guide frame extended along the vertical direction；Mobile module includes upper and lower spaced apart driving plate and is used for solid
The clamp structure for determining liquid-transfering gun gun body is fixedly connected with the second guiding extended along the vertical direction between driving plate and clamp structure
Structure；First guide frame and the projection of the second guide frame in the horizontal plane are staggered；Driving plate is between motor mount
Between bottom plate, and driving plate and the first guide frame move up and down guiding cooperation；Bottom plate between driving plate and clamp structure it
Between, and bottom plate and the second guide frame move up and down guiding cooperation；Driving motor and driving plate are sequentially connected, driving motor work
By the guiding cooperation between guiding cooperation, bottom plate and the second guide frame between driving plate and the first guide frame to band
Dynamic clamp structure moves up and down.
2. liquid-transfering device according to claim 1, characterized in that first guide frame and the second guide frame difference
For fixed guide pole and mobile guide bar, offered respectively on the bottom plate and driving plate for mobile guide bar and fixed guide pole
The guide through hole mobile guide cooperation of the guide through hole passed through, fixed guide pole and driving plate, mobile guide bar and bottom plate are led
Cooperate to through-hole mobile guide.
3. liquid-transfering device according to claim 2, characterized in that the guide through hole of the bottom plate and mobile guide bar it
Between, between the guide through hole and fixed guide pole of driving plate be respectively equipped with oil-free bushing.
4. liquid-transfering device according to claim 3, characterized in that the bottom plate and driving plate are respectively that plate face is parallel to each other
Rectangular slab, mobile guide bar be arranged in driving plate close to four vertex positions, there are two fixed guide poles, two fixed guides
Bar is separately positioned on the middle position of two relative edges of bottom plate.
5. liquid-transfering device according to any one of claims 1 to 4, characterized in that the motor mount is to be parallel to bottom
The slab construction of plate plate face, and motor mount, bottom plate and fixed guide pole constitute stationary frame structure, the clamp structure is
It is parallel to the deckle board of driving plate plate face, and clamp structure, driving plate and mobile guide bar constitute mobile framework structure.
6. liquid-transfering device according to any one of claims 1 to 4, characterized in that the output end of the driving motor connects
There is the lead screw extended along the vertical direction, offers the lead screw hole passed through for lead screw respectively on motor mount and driving plate, driving
The lead screw hole site of movable plate is fixed with the nut with threads of lead screw cooperation, and driving motor work drives lead screw rotation so that driving plate
It moves up and down.
7. liquid-transfering device according to claim 1, characterized in that the liquid-transfering device further includes horizontal movable base, described
Bottom plate is fixed in horizontal movable base.
8. a kind of reciprocating device, characterized in that including for being fixedly connected on body fixed module, mobile module with
And the driving motor fixed relative to fixed module and be used to that mobile module to be driven to relatively move, fixed module includes relative spacing
The motor mount and bottom plate of arrangement are fixedly connected with the board direction extension along vertical base plate between motor mount and bottom plate
The first guide frame, mobile module includes the driving plate of relative spacing arrangement and the clamp structure for fixed mobile labor and materials,
The second guide frame extended along the board direction of perpendicular drive plate is fixedly connected between driving plate and clamp structure；Described
The projection of one guide frame and the second guide frame in bottom plate plate face is staggered；Driving plate between motor mount and bottom plate it
Between, and driving plate and the first guide frame mobile guide cooperate, and bottom plate is between driving plate and clamp structure, and bottom plate and the
The cooperation of two guide frame mobile guides；Driving motor and driving plate are sequentially connected, and driving motor work passes through driving plate and first
The guiding cooperation between guiding cooperation, bottom plate and the second guide frame between guide frame is to drive clamp structure mobile.
9. reciprocating device according to claim 8, characterized in that first guide frame and the second guide frame
Respectively fixed guide pole and mobile guide bar are offered on the bottom plate and driving plate respectively and are led for mobile guide bar and fixation
The guide through hole mobile guide of the guide through hole passed through to bar, fixed guide pole and driving plate cooperates, mobile guide bar and bottom plate
Guide through hole mobile guide cooperation.
10. reciprocating device according to claim 8 or claim 9, characterized in that the motor mount is to be parallel to bottom plate
The slab construction of plate face, and motor mount, bottom plate and fixed guide pole constitute stationary frame structure, the clamp structure is flat
Row is in the deckle board of driving plate plate face, and clamp structure, driving plate and mobile guide bar constitute mobile framework structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920036860.9U CN209646525U (en) | 2019-01-09 | 2019-01-09 | A kind of liquid-transfering device and reciprocating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920036860.9U CN209646525U (en) | 2019-01-09 | 2019-01-09 | A kind of liquid-transfering device and reciprocating device |
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| Publication Number | Publication Date |
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| CN209646525U true CN209646525U (en) | 2019-11-19 |
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ID=68520604
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920036860.9U Expired - Fee Related CN209646525U (en) | 2019-01-09 | 2019-01-09 | A kind of liquid-transfering device and reciprocating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113908899A (en) * | 2021-09-17 | 2022-01-11 | 圣湘生物科技股份有限公司 | Liquid transfer device, nucleic acid extraction and detection device, and liquid transfer device replacement method |
-
2019
- 2019-01-09 CN CN201920036860.9U patent/CN209646525U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113908899A (en) * | 2021-09-17 | 2022-01-11 | 圣湘生物科技股份有限公司 | Liquid transfer device, nucleic acid extraction and detection device, and liquid transfer device replacement method |
| CN113908899B (en) * | 2021-09-17 | 2023-05-02 | 圣湘生物科技股份有限公司 | Pipetting device, nucleic acid extraction and detection device, and pipette replacement method |
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