CN109018730A - A kind of liquid-transfering gun - Google Patents
A kind of liquid-transfering gun Download PDFInfo
- Publication number
- CN109018730A CN109018730A CN201810666465.9A CN201810666465A CN109018730A CN 109018730 A CN109018730 A CN 109018730A CN 201810666465 A CN201810666465 A CN 201810666465A CN 109018730 A CN109018730 A CN 109018730A
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- CN
- China
- Prior art keywords
- liquid
- gun
- pipette tips
- rod
- transfering gun
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D83/00—Containers or packages with special means for dispensing contents
- B65D83/0005—Containers or packages provided with a piston or with a movable bottom or partition having approximately the same section as the container
- B65D83/005—Containers or packages provided with a piston or with a movable bottom or partition having approximately the same section as the container the piston or movable bottom being pulled upwards to dispense the contents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D53/00—Sealing or packing elements; Sealings formed by liquid or plastics material
- B65D53/02—Collars or rings
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Devices For Use In Laboratory Experiments (AREA)
- Coating Apparatus (AREA)
Abstract
The present invention relates to a kind of liquid-transfering guns, including the body of a gun and pipette tips component, the pipette tips component and body of a gun clamping connect, cover board is provided on the body of a gun, control assembly, piston rod, piston, plunger shaft and deck, the deck is connected by plunger shaft with piston, the piston rod is fixedly connected with control assembly, the control assembly socket is on the cover board, the cover board is fixedly connected with the body of a gun, the present invention is connected by pipette tips component and body of a gun clamping, clamping structure has disassembly and installation convenient, convenient for users to replacing pipette tips component as needed, and piston rod is fixedly connected with control assembly, the control assembly socket is on the cover board, the cover board is fixedly connected with the body of a gun, user can use control assembly to push piston rod to move up and down, to realize the work of liquid-transfering gun transfer liquid, without manpower Work adjusts liquid-transfering gun, therefore operation precision is higher.
Description
Technical field
The present invention relates to experiment equipment technical fields, more particularly to a kind of liquid-transfering gun.
Background technique
Liquid-transfering gun is one kind of pipettor, is usually used in that laboratory is a small amount of or micro liquid pipettes, in biology, medicine and change
It in etc. experimentations, needs to widely apply liquid-transfering gun repeatedly, at present the liquid transfer gun head in experiment for conventional pipettor, difference
The liquid-transfering gun of specification matches different size of pipette tips, and the shape of different manufacturers' productions is also slightly different, when needing more
It is often relatively difficult when changing pipette tips, therefore the liquid-transfering gun that user needs to prepare to be permitted plurality of specifications, therefore many is brought to using
Inconvenience, and general liquid-transfering gun is all manual hand manipulation to carry out absorption or the unloading liquid of liquid, and use process
It is middle to need manually to adjust the amount of absorption and unloading, it manually adjusts comparatively laborious laborious, cannot quickly adjust experiment demand
Scale, and qualification to user and operating technology are all a huge tests, cause the operating accuracy of liquid-transfering gun
It is low, and it is not easy to control to draw liquid velocity manually, slightly it is fast draw if be possible to will lead to suck-back, not only contaminated fluid and
And meeting corrosion contamination liquid-transfering gun, cause the service life of liquid-transfering gun to shorten, and since the upper end of liquid-transfering gun is all open type knot
Structure, piston rod stretch out the reciprocating motion of the body of a gun, are easy for introduced contaminants to be brought into the body of a gun, cause the pollution of the body of a gun, or even also
It will affect the sealing performance of piston and the body of a gun, therefore its poor sealing effect.
Summary of the invention
In view of the above-mentioned state of the art, technical problem to be solved by the present invention lies in provide it is a kind of it is easy to use,
The liquid-transfering gun of operating accuracy height, long service life and good airproof performance.
The technical scheme of the invention to solve the technical problem is: a kind of liquid-transfering gun, including the body of a gun and pipette tips group
Part, the pipette tips component and body of a gun clamping connect, and are provided with cover board, control assembly, piston rod, piston, piston on the body of a gun
Chamber and deck, the deck are connected by plunger shaft with piston, and the piston is fixedly connected with piston rod, the piston rod with
Control assembly is fixedly connected, and on the cover board, the cover board is fixedly connected with the body of a gun, due to pipette tips for the control assembly socket
Component and body of a gun clamping connect, and clamping structure has disassembly and installation convenient, convenient for users to replacing pipette tips component as needed,
Its advantage is that it is easy to use, and piston rod is fixedly connected with control assembly, and the control assembly is socketed on the cover board, the lid
Plate is fixedly connected with the body of a gun, and user can use control assembly to push piston rod to move up and down, thus real
The work of existing liquid-transfering gun transfer liquid, liquid-transfering gun is adjusted without manpower work, therefore operation precision is higher, its advantage is that work essence
Degree is high.
Preferably, the control assembly includes control panel and bracket, and the bracket is fixedly connected with control panel, described
Circuit board is provided in control panel, the circuit board is electrically connected with the control panel, and drive is provided on the circuit board
Dynamic model block, control module, speech recognition module and power storage module, the power storage module is located at speech recognition module right end, described
Speech recognition module is located at control module right end, and the control module is located at drive module right end, due to circuit board and the control
Panel processed electrical connection, user can by control panel come the work of control circuit board, so that use process is easier,
Advantage is easy to use.
Preferably, it is provided with motor, output shaft, pinion gear, gear wheel, support base, screw rod, nut in the bracket and pushes away
Bar, the push rod are fixedly connected with nut, and the nut is socketed on screw rod, and described screw rod one end is socketed on support base, institute
The screw rod other end to be stated to be socketed on gear wheel, the gear wheel is connected with pinion gear, and the pinion gear is socketed on output shaft,
The output shaft is socketed on motor, the motor and the circuit board electrical connection, described since push rod is fixedly connected with nut
Nut is socketed on screw rod, and described screw rod one end is socketed on support base, and the screw rod other end is socketed on gear wheel, described
Gear wheel is connected with pinion gear, and the pinion gear is socketed on output shaft, and the output shaft is socketed on motor, the motor
With the circuit board electrical connection, first circuit board control motor rotation, motor rotation drives output shaft rotation, and output shaft drives small
Gear rotation, then pinion gear drives bull gear drive, and then gear wheel drives screw rod rotation, and the rotation of lead screw will drive nut
It being moved in a straight line along screw rod, the linear motion of nut will cause push rod to move up and down, thus realize the lower upper movement of piston rod,
So as to realize the absorption and unloading liquid effects of liquid-transfering gun, it is more smart relative to people's hand-guided that circuit board controls precision
Really, its advantage is that operating accuracy is high.
Preferably, switch and voice hole are provided with outside the body of a gun, the voice hole is located at switch top, the switch card
It connects on the body of a gun, since switch is connected on the body of a gun, clamping has the characteristics that structure is simply and durable, therefore
So that user is easy to operate, and long using the time, its advantage is that long service life.
Preferably, the pipette tips component includes fixture block and pipette tips, and the pipette tips are fixedly connected with fixture block, due to pipette tips component
Including fixture block and pipette tips, the pipette tips are fixedly connected with fixture block, and clamping attended operation is simple, replace pipette tips group convenient for user
Part, its advantage is that easy to use.
Preferably, it is provided with fluid hole in the pipette tips component, due to being provided with fluid hole in pipette tips component, works as user
When using liquid-transfering gun come transfer liquid, piston rod is moved upwards first, and liquid enters in plunger shaft from fluid hole, and liquid-transfering gun is turned
After moving on to designated position, piston rod is moved downward, and the liquid in plunger shaft will be flowed out from fluid hole, be convenient for people to use, excellent
Point is easy to use.
Preferably, liquid outlet groove, threaded hole and adjusting rod are provided on the deck, the adjusting rod is socketed in threaded hole
Interior, the threaded hole is connected with liquid outlet groove, and described liquid outlet groove one end is connected with plunger shaft, the liquid outlet groove other end with go out
Fluid apertures is connected, and since adjusting rod is socketed in threaded hole, the threaded hole is connected with liquid outlet groove, described liquid outlet groove one end with
Plunger shaft is connected, and the liquid outlet groove other end is connected with fluid hole, and adjusting rod is used to adjust the liquid flowed out from liquid outlet groove
The uninterrupted of body, when needing to close liquid outlet groove or reducing the discharge of liquid in liquid outlet groove, by adjusting rod to threaded hole
Interior rotation rotates adjusting rod to outside threaded hole when needing to open liquid outlet groove or increasing the flow of liquid in liquid outlet groove, side
Persons who happens to be on hand for an errand use, its advantage is that easy to use.
Preferably, the adjusting rod is made of regulation handle and threaded rod, and the threaded rod is fixedly connected with regulation handle,
Since adjusting rod is made of regulation handle and threaded rod, the threaded rod is fixedly connected with regulation handle, screw thread adjustment structure letter
It is single, it is easy to operate, its advantage is that easy to use.
Preferably, it is provided with through-hole on the cover board, due to being provided with through-hole on cover board, control assembly is socketed by through-hole
Into the body of a gun, structure is simple, is easy for installation and removal, and uses convenient for people, its advantage is that easy to use.
Preferably, sealing ring is provided in the through-hole, the sealing ring is socketed on screw rod, due to being provided in through-hole
Sealing ring, the sealing ring are socketed on screw rod, and sealing ring, which can effectively stop introduced contaminants and enter, pollutes liquid relief in the body of a gun
Rifle, its advantage is that good airproof performance.
Compared with the prior art, the advantages of the present invention are as follows: the present invention is connected by pipette tips component and body of a gun clamping, clamping
Structure has disassembly and installation convenient, convenient for users to replacing pipette tips component as needed, its advantage is that easy to use and living
Stopper rod is fixedly connected with control assembly, and on the cover board, the cover board is fixedly connected with the body of a gun, is made for the control assembly socket
User can use control assembly to push piston rod to move up and down, thus realize the work of liquid-transfering gun transfer liquid,
Liquid-transfering gun is adjusted without manpower work, therefore operation precision is higher, its advantage is that operating accuracy is high, and circuit board and the control
Panel processed electrical connection, user can by control panel come the work of control circuit board, so that use process is easier,
Advantage is easy to use, and push rod is fixedly connected with nut, and the nut is socketed on screw rod, and described screw rod one end is socketed in
On support base, the screw rod other end is socketed on gear wheel, and the gear wheel is connected with pinion gear, the pinion gear socket
On output shaft, the output shaft is socketed on motor, the motor and the circuit board electrical connection, first circuit board control electricity
Machine rotation, motor rotation drive output shaft rotation, and output shaft drives pinion rotation, and then pinion gear drives bull gear drive,
Then gear wheel drives screw rod rotation, and the rotation of lead screw will drive nut to move in a straight line along screw rod, the linear motion of nut
Push rod will be caused to move up and down, so that the lower upper movement of piston rod is realized, so as to realize the absorption of liquid-transfering gun and unload carrier fluid
Body effect, circuit board control precision is more accurate relative to people's hand-guided, its advantage is that operating accuracy is high, and switchs clamping
On the body of a gun, clamping has the characteristics that structure is simply and durable, so that user is easy to operate, and uses
Time is long, its advantage is that long service life, and pipette tips component includes fixture block and pipette tips, and the pipette tips are fixedly connected with fixture block,
It is simple to be clamped attended operation, replaces pipette tips component convenient for user, its advantage is that it is easy to use, and be provided in pipette tips component
Fluid hole, when user using liquid-transfering gun come transfer liquid when, piston rod moves upwards first, and liquid enters piston from fluid hole
Intracavitary, after liquid-transfering gun is transferred to designated position, piston rod is moved downward, and the liquid in plunger shaft will be flowed out from fluid hole, side
Persons who happens to be on hand for an errand use, its advantage is that it is easy to use, and adjusting rod is socketed in threaded hole, and the threaded hole is connected with liquid outlet groove
Logical, described liquid outlet groove one end is connected with plunger shaft, and the liquid outlet groove other end is connected with fluid hole, and adjusting rod is used to adjust
The uninterrupted of the liquid flowed out from liquid outlet groove, when the discharge for needing to close liquid in liquid outlet groove or reduction liquid outlet groove
When, adjusting rod is rotated into threaded hole, when needing to open liquid outlet groove or increasing the flow of liquid in liquid outlet groove, will be adjusted
Bar is rotated to outside threaded hole, is convenient for people to use, its advantage is that it is easy to use, and adjusting rod is by regulation handle and threaded rod group
At, the threaded rod is fixedly connected with regulation handle, and screw thread adjustment structure is simple, and it is easy to operate, its advantage is that it is easy to use, and
And through-hole is provided on cover board, control assembly is connected in the body of a gun by through-hole set, and structure is simple, is easy for installation and removal, and is convenient for
People use, its advantage is that it is easy to use, and sealing ring is provided in through-hole, the sealing ring is socketed on screw rod, sealing
Circle, which can effectively stop introduced contaminants and enter, pollutes liquid-transfering gun in the body of a gun, its advantage is that good airproof performance.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is enlarged drawing at the A of Fig. 1 of the invention.
Fig. 3 is the working principle of the invention figure.
Wherein: the 1- body of a gun；2- pipette tips component；3- cover board；4- control assembly；5- piston rod；6- piston；7- plunger shaft；8-
Deck；9- control panel；10- bracket；11- circuit board；12- drive module；13- control module；14- speech recognition module；15-
Power storage module；16- motor；17- output shaft；18- pinion gear；19- gear wheel；20- support base；21- screw rod；22- nut；23-
Push rod；24- switch；25- voice hole；26- fixture block；27- pipette tips；28- fluid hole；29- liquid outlet groove；30- threaded hole；31- is adjusted
Bar；32- through-hole；33- sealing ring；31-1- regulation handle；31-2- threaded rod.
Specific embodiment
Below in conjunction with attached drawing, a specific embodiment of the invention is described in further detail, so that technical solution of the present invention is more
It should be readily appreciated that and grasp.
As shown in Figure 1-3, a kind of liquid-transfering gun, including the body of a gun 1 and pipette tips component 2, the pipette tips component 2 are clamped with the body of a gun 1
It connects, is provided with cover board 3, control assembly 4, piston rod 5, piston 6, plunger shaft 7 and deck 8, the deck 8 on the body of a gun 1
It is connected by plunger shaft 7 with piston 6, the piston 6 is fixedly connected with piston rod 5, and the piston rod 5 and control assembly 4 are solid
Fixed connection, the control assembly are socketed on cover board 3, and the cover board 3 is fixedly connected with the body of a gun 1, and the control assembly 4 is wrapped
Control panel 9 and bracket 10 are included, the bracket 10 is fixedly connected with control panel 9, is provided with circuit board in the control panel 9
11, the circuit board 11 is electrically connected with the control panel 9, and drive module 12, control mould are provided on the circuit board 11
Block 13, speech recognition module 14 and power storage module 15, the power storage module 15 are located at 14 right end of speech recognition module, the voice
Identification module 14 is located at 13 right end of control module, and the control module 13 is located at 12 right end of drive module, sets in the bracket 10
It is equipped with motor 16, output shaft 17, pinion gear 18, gear wheel 19, support base 20, screw rod 21, nut 22 and push rod 23, the push rod
23 are fixedly connected with nut 22, and the nut 22 is socketed on screw rod 21, and described 21 one end of screw rod is socketed on support base 20, institute
It states 21 other end of screw rod to be socketed on gear wheel 19, the gear wheel 19 is connected with pinion gear 18, and the pinion gear 18 is socketed
On output shaft 17, the output shaft 17 is socketed on motor 16, and the motor 16 is electrically connected with the circuit board 11, the rifle
Switch 24 and voice hole 25 are provided with outside body 1, the voice hole 25 is located at 24 top of switch, and the switch 24 is connected to the rifle
On body 1, the pipette tips component 2 includes fixture block 26 and pipette tips 27, and the pipette tips 27 are fixedly connected with fixture block 26, the pipette tips component
It is provided with fluid hole 28 in 2, liquid outlet groove 29, threaded hole 30 and adjusting rod 31,31 sets of the adjusting rod are provided on the deck 8
It connecing in threaded hole 30, the threaded hole 30 is connected with liquid outlet groove 29, and described 29 one end of liquid outlet groove is connected with plunger shaft 7,
29 other end of liquid outlet groove is connected with fluid hole 28, and the adjusting rod 31 is by regulation handle 31-1 and threaded rod 31-2 group
At the threaded rod 31-2 is fixedly connected with regulation handle 31-1, through-hole 32 is provided on the cover board 3, in the through-hole 32
It is provided with sealing ring 33, the sealing ring 33 is socketed on screw rod 21.
A kind of course of work of liquid-transfering gun is as follows among the above: user snaps fit onto fixture block on deck first, then by rifle
Head is put into liquid to be transferred, is then manually rotated adjusting rod to outside threaded hole, so that liquid outlet groove is connected with fluid hole
Logical, then user presses switch, opens liquid-transfering gun, and then user issues the voice command for drawing liquid, language to liquid-transfering gun
Sound order is transmitted to the speech recognition module on circuit board by voice hole, and speech recognition module passes the voice command received
Control module is passed, control module issues control command, the rotation of drive module driving motor, motor rotation to drive module at this time
Output shaft rotation is driven, output shaft drives pinion rotation, and then pinion gear drives bull gear drive, and then gear wheel drives silk
The rotation of bar rotation, lead screw will drive nut to move in a straight line along screw rod, and the linear motion of nut will cause push rod to transport upwards
Dynamic, push rod drives piston rod to move upwards, and then piston moves upwards under the drive of piston rod, and liquid passes through fluid hole at this time
It enters in liquid outlet groove, then is entered in plunger shaft from liquid outlet groove, mobile liquid-transfering gun, mobile by liquid-transfering gun after liquid assimilating is good
To designated position, then issue to liquid-transfering gun the order of unloading liquid, circuit board controls motor reversal again, similarly may make piston to
Liquid in plunger shaft is discharged for lower movement, when needing replacing pipette tips component, or needs to adjust liquid and flows out from fluid hole
Uninterrupted when, can be with manual adjustment adjusting rod so that adjusting rod screws out in threaded hole or precession is realized, user is also
The work of liquid-transfering gun can be controlled by control panel.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, it will be understood by those of skill in the art that it still can be right
Technical solution documented by foregoing embodiments is modified, or is replaced on an equal basis to part of technical characteristic；And this
It modifies or replaces, the spirit and model of technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution
It encloses.
Claims (10)
1. a kind of liquid-transfering gun, including the body of a gun (1) and pipette tips component (2), the pipette tips component (2) and the body of a gun (1) clamping connect,
Be characterized in that, be provided on the body of a gun (1) cover board (3), control assembly (4), piston rod (5), piston (6), plunger shaft (7) and
Deck (8), the deck (8) are connected by plunger shaft (7) with piston (6), the piston (6) and piston rod (5) fixed company
It connects, the piston rod (5) is fixedly connected with control assembly (4), and the control assembly is socketed on cover board (3), the cover board (3)
It is fixedly connected with the body of a gun (1).
2. a kind of liquid-transfering gun according to claim 1, which is characterized in that the control assembly (4) includes control panel (9)
With bracket (10), the bracket (10) is fixedly connected with control panel (9), is provided with circuit board in the control panel (9)
(11), the circuit board (11) is electrically connected with the control panel (9), and is provided with drive module on the circuit board (11)
(12), control module (13), speech recognition module (14) and power storage module (15), the power storage module (15) are located at speech recognition
Module (14) right end, the speech recognition module (14) are located at control module (13) right end, and the control module (13), which is located at, drives
Dynamic model block (12) right end.
3. a kind of liquid-transfering gun according to claim 2, which is characterized in that be provided in the bracket (10) motor (16),
Output shaft (17), pinion gear (18), gear wheel (19), support base (20), screw rod (21), nut (22) and push rod (23), it is described
Push rod (23) is fixedly connected with nut (22), and the nut (22) is socketed on screw rod (21), screw rod (21) one end socket
On support base (20), screw rod (21) other end is socketed on gear wheel (19), the gear wheel (19) and pinion gear
(18) it is connected, the pinion gear (18) is socketed on output shaft (17), and the output shaft (17) is socketed on motor (16), institute
Motor (16) is stated to be electrically connected with the circuit board (11).
4. a kind of liquid-transfering gun according to claim 1, which is characterized in that be provided with outside the body of a gun (1) switch (24) and
Voice hole (25), the voice hole (25) are located above switch (24), and the switch (24) is connected on the body of a gun (1).
5. a kind of liquid-transfering gun according to claim 1, which is characterized in that the pipette tips component (2) include fixture block (26) and
Pipette tips (27), the pipette tips (27) are fixedly connected with fixture block (26).
6. a kind of liquid-transfering gun according to claim 1, which is characterized in that be provided with fluid hole in the pipette tips component (2)
(28)。
7. a kind of liquid-transfering gun according to claim 1, which is characterized in that be provided with liquid outlet groove on the deck (8)
(29), threaded hole (30) and adjusting rod (31), the adjusting rod (31) are socketed in threaded hole (30), the threaded hole (30) with
Liquid outlet groove (29) is connected, and described liquid outlet groove (29) one end is connected with plunger shaft (7), liquid outlet groove (29) other end with go out
Fluid apertures (28) is connected.
8. a kind of liquid-transfering gun according to claim 7, which is characterized in that the adjusting rod (31) is by regulation handle
(31-1) and threaded rod (31-2) composition, the threaded rod (31-2) are fixedly connected with regulation handle (31-1).
9. a kind of liquid-transfering gun according to claim 1, which is characterized in that be provided with through-hole on the cover board (3)
(32)。
10. a kind of liquid-transfering gun according to claim 9, which is characterized in that be provided with sealing in the through-hole (32)
It encloses (33), the sealing ring (33) is socketed on screw rod (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810666465.9A CN109018730B (en) | 2018-06-25 | 2018-06-25 | Liquid-transfering gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810666465.9A CN109018730B (en) | 2018-06-25 | 2018-06-25 | Liquid-transfering gun |
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| Publication Number | Publication Date |
|---|---|
| CN109018730A true CN109018730A (en) | 2018-12-18 |
| CN109018730B CN109018730B (en) | 2020-12-22 |
Family
ID=64610870
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810666465.9A Active CN109018730B (en) | 2018-06-25 | 2018-06-25 | Liquid-transfering gun |
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| Country | Link |
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| CN (1) | CN109018730B (en) |
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| CN110193388A (en) * | 2019-07-08 | 2019-09-03 | 昆山汇先医药技术有限公司 | A kind of automatic liquid-transfering gun of multichannel |
| CN110466897A (en) * | 2019-08-27 | 2019-11-19 | 广东金力变速科技股份有限公司 | Automatic extruder |
| CN111550671A (en) * | 2019-07-20 | 2020-08-18 | 华中科技大学同济医学院附属协和医院 | Electric liquid nitrogen moving device |
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| CN109374353B (en) * | 2018-12-27 | 2023-09-19 | 杨永俊 | Automatic sampling device for automatic analyzer |
| CN110193388A (en) * | 2019-07-08 | 2019-09-03 | 昆山汇先医药技术有限公司 | A kind of automatic liquid-transfering gun of multichannel |
| CN110193388B (en) * | 2019-07-08 | 2023-12-15 | 江苏汇先医药技术有限公司 | Multi-channel automatic pipetting gun |
| CN111550671A (en) * | 2019-07-20 | 2020-08-18 | 华中科技大学同济医学院附属协和医院 | Electric liquid nitrogen moving device |
| CN110466897A (en) * | 2019-08-27 | 2019-11-19 | 广东金力变速科技股份有限公司 | Automatic extruder |
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| CN109018730B (en) | 2020-12-22 |
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