CN115920992A - Anti-flutter automatic liquid transferring device and using method thereof - Google Patents
Anti-flutter automatic liquid transferring device and using method thereof Download PDFInfo
- Publication number
- CN115920992A CN115920992A CN202211602741.8A CN202211602741A CN115920992A CN 115920992 A CN115920992 A CN 115920992A CN 202211602741 A CN202211602741 A CN 202211602741A CN 115920992 A CN115920992 A CN 115920992A
- Authority
- CN
- China
- Prior art keywords
- piston
- flutter
- suction
- pipe
- rod
- 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.)
- Granted
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/30—Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The invention discloses an anti-flutter automatic liquid transfer device and a use method thereof, which relate to the technical field of liquid transfer and comprise a vertical pipe and a horizontal pipe which are connected in an L shape, wherein a suction pipe is arranged in the vertical pipe, and the bottom of the suction pipe is provided with a horn-shaped suction head so as to install a pipette through the suction head; a piston is arranged in the suction pipe in a sliding mode, the top of the piston is connected with a rope body, the rope body penetrates through the suction pipe in a sliding mode and sequentially bypasses a reversing roller and a damping roller to be wound by a driving roller, the reversing roller, the damping roller and the driving roller are all rotatably arranged in a horizontal pipe, and the driving roller has power; the outer surface of the damping roller is provided with a damping layer.
Description
Technical Field
The invention relates to the technical field of pipetting, in particular to an anti-flutter automatic pipetting device and a using method thereof.
Background
Current liquid-transfering device's liquid-transfering precision is general, goes into its reason, when the pipette stretches into to treat the liquid that moves the liquid, can make and get into trace liquid in the pipette, in addition, liquid-transfering device often cooperatees by piston and lead screw, realizes the suction to liquid, but the lead screw is by motor drive, and the motor often can produce the vibration to make parts such as pistons vibrate, can produce certain influence to moving the liquid process.
Therefore, there is a need for an anti-flutter automatic pipetting device and a method for using the same to solve the problems of the background art.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: an anti-flutter automatic liquid-transfering device comprises a vertical tube and a horizontal tube which are connected in an L shape, wherein a suction tube is arranged in the vertical tube, and the bottom of the suction tube is provided with a horn-shaped suction head so as to install a liquid-transfering tube through the suction head;
a piston is arranged in the suction pipe in a sliding mode, the top of the piston is connected with a rope body, the rope body penetrates through the suction pipe in a sliding mode and sequentially bypasses a reversing roller and a damping roller to be wound by a driving roller, the reversing roller, the damping roller and the driving roller are all rotatably arranged in a horizontal pipe, and the driving roller has power; the outer surface of the damping roller is provided with a damping layer.
Further, preferably, a return spring is provided between the piston and the suction tube.
Further, as preferred, the outside of suction tube articulates there is the first body of rod, the other end of the first body of rod articulates on the actuating lever, the middle part of actuating lever stretches out the standpipe and articulates to the mounting panel on, the mounting panel install in on the standpipe, the one end that the standpipe was kept away from to the actuating lever is articulated mutually with the telescopic link, the other end of telescopic link articulates on the standpipe.
Further, as preferred, the one end that the actuating lever is close to the horizontal tube articulates there is the second body of rod, the other end of the second body of rod articulates on the piston rod, the piston rod slides and penetrates in the suction tube, and links to each other with piston one-way transmission.
Further, as the optimization, the bottom of standpipe is fixed with outer spacing head, the clearance between outer spacing head and the suction head is used for holding the pipette.
Preferably, a top ring is further fixed to the inner side of the outer limiting head, and when the suction pipe moves slightly upward, the pipette can be separated from the suction head under the limiting of the top ring.
Further, as preferred, a plurality of vertically distributed limiting grooves are formed in the piston rod, a through hole is formed in the middle of the piston, a limiting claw corresponding to the limiting groove is hinged in the through hole, a spring is hinged in the middle of the limiting claw, the other end of the spring is fixed to the side wall of the through hole, and a sealing ring is further fixed to the piston.
Preferably, the limiting claw is fixed with a magnetic block, and the piston is fixed with an electric magnetic strip corresponding to the magnetic block.
The use method of the anti-flutter automatic liquid-transferring device comprises the following steps:
s1, mounting an anti-flutter automatic liquid transfer device on an external moving component, wherein the external moving component can at least perform vertical quick movement and horizontal movement;
s2, driving the anti-shaking automatic liquid transferring device to move downwards by utilizing an external moving component, so that the liquid transferring pipe sleeve is embedded outside the suction head;
s3, moving the anti-flutter automatic liquid transfer device to a position to be subjected to liquid taking by using an external moving part;
s4, extending the telescopic rod, driving the suction pipe to slightly move downwards to be in contact with liquid, and simultaneously driving the piston to move downwards so as to slightly exhaust downwards through the piston;
s5, driving a piston to move upwards by utilizing the rotation of the driving roller to realize liquid taking;
s6, the telescopic rod contracts, the suction pipe moves upwards slightly, and then the pipette can be separated from the suction head under the limiting of the top ring.
In S4, the distance of downward movement of the piston is slightly greater than the distance of downward movement of the suction pipe.
Compared with the prior art, the invention provides an anti-flutter automatic liquid-transferring device and a using method thereof, and the device has the following beneficial effects:
in the embodiment of the invention, the driving roller is arranged in the horizontal pipe, the suction pipe is arranged in the vertical pipe, so that the driving roller can be far away from the suction pipe, the vibration generated by the driving roller hardly influences the suction pipe, in addition, when the telescopic rod extends, the suction pipe can be driven to slightly move downwards and contact with liquid, and meanwhile, the piston is driven to move downwards, so that the piston slightly exhausts the air downwards, external liquid cannot enter the pipette before suction, and the integral suction precision is improved.
Drawings
FIG. 1 is a schematic view of an anti-flutter automatic pipetting device;
FIG. 2 is a schematic view of an installation structure of an anti-flutter automatic pipetting device;
FIG. 3 is a schematic view of the structure of a piston and a piston rod in an anti-flutter automatic pipetting device;
in the figure: 1. a vertical tube; 2. a horizontal tube; 3. a suction tube; 4. a suction head; 5. an outer limiting head; 6. a top ring; 7. a piston rod; 8. a piston; 9. a rope body; 10. a reversing roller; 11. a damping roller; 12. a drive roller; 13. a first rod body; 14. a second rod body; 15. a drive rod; 16. mounting a plate; 17. a telescopic rod; 18. a pipette; 19. a limiting groove; 20. a limiting claw; 21. a spring; 22. an electric magnetic strip; 23. and (6) sealing rings.
Detailed Description
The embodiment is as follows: referring to fig. 1 to 3, in an embodiment of the present invention, an anti-flutter automatic pipetting device includes a vertical tube 1 and a horizontal tube 2 connected in an L-shape, wherein a suction tube 3 is disposed in the vertical tube 1, and a trumpet-shaped suction head 4 is disposed at the bottom of the suction tube 3, so that a pipette 18 is installed through the suction head 4;
a piston 8 is arranged in the suction pipe 3 in a sliding manner, a rope body 9 is connected to the top of the piston 8, the rope body 9 penetrates through the suction pipe 3 in a sliding manner, sequentially bypasses a reversing roller 10 and a damping roller 11 and is wound by a driving roller 12, the reversing roller 10, the damping roller 11 and the driving roller 12 are all arranged in the horizontal pipe 2 in a rotating manner, and the driving roller 12 has power;
the outer surface of the damping roller 11 has a damping layer.
That is, in the present embodiment, the driving roller 12 is disposed in the horizontal pipe, and the suction pipe 3 is disposed in the vertical pipe 1, so that the driving roller can be far away from the suction pipe 3, the vibration generated by the driving roller hardly affects the suction pipe 3, and the damping roller 11 has a damping layer on the outer surface, which can be an elastic cushion material, and can further filter the vibration through the damping layer.
In a preferred embodiment, a return spring is provided between the piston 8 and the suction tube 3, by means of which return spring the return of the piston 8 can be facilitated.
In this embodiment, the outside of suction tube 3 is articulated with first body of rod 13, the other end of first body of rod 13 articulates on actuating lever 15, the middle part of actuating lever 15 stretches out standpipe 1 and articulates to mounting panel 16 on, mounting panel 16 install in on standpipe 1, the one end that standpipe 1 was kept away from to actuating lever 15 is articulated mutually with telescopic link 17, the other end of telescopic link 17 articulates on standpipe 1.
In this way, when the liquid sucking device is used, the telescopic rod 17 can extend to drive the first rod body 13 to move downwards through the driving rod 15, so as to drive the suction tube 3 to move downwards, and the movement action range is small, so that the suction tube 3 can slowly contact with the liquid to be pipetted.
In fact, when implementing, need with this device installation to outside moving part on, outside moving part can carry out vertical quick travel and horizontal migration at least, can be quick through outside moving part make this device reach the assigned position, afterwards, it can to recycle telescopic link 17 and carry out a small-scale regulation.
In addition, the telescopic rod 17 is preferably a miniature high-precision telescopic rod.
In addition, one end of the driving rod 15 close to the horizontal tube 2 is hinged with a second rod body 14, the other end of the second rod body 14 is hinged to a piston rod 7, and the piston rod penetrates into the suction tube 3 in a sliding mode and is connected with the piston 8 in a one-way transmission mode.
It should be explained that the center of rotation of driving rod 15 is the hinged position with mounting plate 16, the hinged position of first rod 13 with driving rod 15 is the first driving point, and the distance between the first driving point and the center of rotation is the first radius; the hinged position of the second rod 14 and the driving rod 15 is a second driving point, the distance between the second driving point and the center of the rotating circle is a second radius, and the second radius is greater than the first radius, so when the driving rod 15 rotates clockwise, the downward movement distance of the second rod 14 is greater than the downward movement distance of the first rod 13, in addition, the piston rod penetrates into the suction tube 3 in a sliding manner and is connected with the piston 8 in a one-way transmission manner, so that when the suction tube 3 moves downward, the piston can move downward, and the downward movement distance of the piston 8 is slightly greater than the downward movement distance of the suction tube 3, so that when the suction tube 3 slowly contacts with the liquid to be pipetted, the piston can slightly exhaust downward, so that before suction, external liquid cannot enter the pipette 18, and the overall suction precision is improved.
In this embodiment, an outer limiting head 5 is fixed at the bottom of the vertical tube 1, and a gap between the outer limiting head 5 and the suction head 4 is used for accommodating the pipette 18.
In this embodiment, a top ring 6 is further fixed on the inner side of the outer limiting head 5, and when the suction tube 3 moves slightly upward, the pipette 18 can be separated from the suction head 4 under the limit of the top ring 6.
In this embodiment, as shown in fig. 3, a plurality of vertically distributed limiting grooves 19 are formed in the piston rod 7, a through hole is formed in the middle of the piston 8, a limiting claw 20 corresponding to the limiting groove 19 is hinged in the through hole, a spring 21 is hinged in the middle of the limiting claw 20, the other end of the spring 21 is fixed on the side wall of the through hole, and a sealing ring 23 is further fixed on the piston 8.
In addition, a magnetic block is fixed on the limiting claw 20, and an electromagnetic bar 22 corresponding to the magnetic block is fixed in the piston 8.
It should be explained that, due to the arrangement of the limiting claw 20 and the limiting groove 19, when the piston rod 7 moves downwards, the piston is driven to move downwards synchronously, and then the electromagnetic strip is powered on, so that the electromagnetic strip can generate an adsorption force on the magnetic block, the limiting claw 20 deflects, the locking between the limiting claw and the limiting groove is released, and at the moment, the piston can be driven to move upwards by pulling the piston through the rope;
in addition, the piston rod can also provide guidance for the piston;
in addition, the piston can also be provided with a weight increasing block;
in addition, the electric wire for supplying power to the electromagnetic strip 22 may be hidden in the rope body 9.
The use method of the anti-flutter automatic liquid-transferring device comprises the following steps:
s1, mounting an anti-flutter automatic liquid transfer device on an external moving component, wherein the external moving component can at least perform vertical quick movement and horizontal movement;
s2, driving the anti-vibration automatic liquid transfer device to move downwards by using an external moving component, so that the liquid transfer pipe 18 is sleeved and embedded outside the suction head 4;
s3, moving the anti-vibration automatic liquid transferring device to a position to be subjected to liquid taking by using an external moving part;
s4, the telescopic rod 17 extends to drive the suction pipe 3 to move downwards slightly and contact with liquid, and simultaneously, the piston 8 is driven to move downwards, so that the piston 8 exhausts downwards slightly;
s5, driving the piston 8 to move upwards by utilizing the rotation of the driving roller 12 to realize liquid taking;
s6, the telescopic rod 17 contracts and slightly moves the suction tube 3 upwards, so that the pipette 18 can be separated from the suction head 4 under the limit of the top ring 6.
In S4, the piston 8 moves downward a distance slightly larger than the distance that the suction tube 3 moves downward.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (10)
1. The utility model provides an automatic liquid transfer device of antidetonation which characterized in that: the device comprises a vertical pipe (1) and a horizontal pipe (2) which are connected in an L shape, wherein a suction pipe (3) is arranged in the vertical pipe (1), and the bottom of the suction pipe (3) is provided with a horn-shaped suction head (4) so as to install a pipette (18) through the suction head (4);
a piston (8) is arranged in the suction pipe (3) in a sliding mode, the top of the piston (8) is connected with a rope body (9), the rope body (9) penetrates through the suction pipe (3) in a sliding mode and sequentially bypasses a reversing roller (10) and a damping roller (11) to be wound by a driving roller (12), the reversing roller (10), the damping roller (11) and the driving roller (12) are all rotatably arranged in the horizontal pipe (2), and the driving roller (12) has power; the outer surface of the damping roller (11) is provided with a damping layer.
2. An automatic anti-flutter liquid-transfering device according to claim 1, characterized by that: and a return spring is arranged between the piston (8) and the suction pipe (3).
3. An anti-flutter automatic pipetting device according to claim 1, characterized in that: the outside of suction tube (3) articulates there is first body of rod (13), the other end of first body of rod (13) articulates on actuating lever (15), standpipe (1) is stretched out and articulated to mounting panel (16) in the middle part of actuating lever (15), mounting panel (16) install in on standpipe (1), the one end that standpipe (1) was kept away from in actuating lever (15) is articulated mutually with telescopic link (17), the other end of telescopic link (17) articulates on standpipe (1).
4. An anti-flutter automatic pipetting device according to claim 3, characterized in that: the one end that actuating lever (15) is close to horizontal pipe (2) articulates there is the second body of rod (14), the other end of the second body of rod (14) articulates on piston rod (7), the piston rod slides and penetrates in suction tube (3), and links to each other with piston (8) one-way transmission.
5. An anti-flutter automatic pipetting device according to claim 1, characterized in that: an outer limiting head (5) is fixed at the bottom of the standpipe (1), and a gap between the outer limiting head (5) and the suction head (4) is used for accommodating the pipette (18).
6. An anti-flutter automatic pipetting device according to claim 5, characterized in that: the inner side of the outer limiting head (5) is also fixed with a top ring (6), and when the suction pipe (3) moves upwards slightly, the pipette (18) can be separated from the suction head (4) under the limiting of the top ring (6).
7. An automatic anti-flutter liquid-transfering device according to claim 4, characterized by that: the piston rod (7) is provided with a plurality of vertically distributed limiting grooves (19), the middle of the piston (8) is provided with a through hole, a limiting claw (20) corresponding to the limiting groove (19) is hinged in the through hole, the middle of the limiting claw (20) is hinged with a spring (21), the other end of the spring (21) is fixed on the side wall of the through hole, and a sealing ring (23) is further fixed on the piston (8).
8. An anti-flutter automatic pipetting device according to claim 7, characterized in that: the limiting claw (20) is fixedly provided with a magnetic block, and the piston (8) is fixedly provided with an electromagnetic bar (22) corresponding to the magnetic block.
9. A method of using an anti-flutter automatic pipetting device, which uses an anti-flutter automatic pipetting device according to any one of claims 1 to 8, characterized in that: the method comprises the following steps:
s1, mounting an anti-flutter automatic liquid transfer device on an external moving component, wherein the external moving component can at least perform vertical quick movement and horizontal movement;
s2, driving the anti-shaking automatic liquid transferring device to move downwards by using an external moving component, so that the liquid transferring pipe (18) is sleeved and embedded outside the suction head (4);
s3, moving the anti-vibration automatic liquid transferring device to a position to be subjected to liquid taking by using an external moving part;
s4, the telescopic rod (17) extends to drive the suction pipe (3) to move downwards slightly and contact with liquid, and meanwhile, the piston (8) is driven to move downwards, so that the piston (8) exhausts downwards slightly;
s5, driving a piston (8) to move upwards by utilizing the rotation of a driving roller (12) to realize liquid taking;
s6, the telescopic rod (17) contracts, the suction pipe (3) moves upwards slightly, and then the pipette (18) can be separated from the suction head (4) under the limiting of the top ring (6).
10. The method of using an anti-flutter automatic pipetting device according to claim 9, characterized in that: in S4, the downward movement distance of the piston (8) is slightly larger than the downward movement distance of the suction pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211602741.8A CN115920992B (en) | 2022-12-13 | 2022-12-13 | Anti-vibration automatic pipetting device and use method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211602741.8A CN115920992B (en) | 2022-12-13 | 2022-12-13 | Anti-vibration automatic pipetting device and use method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115920992A true CN115920992A (en) | 2023-04-07 |
| CN115920992B CN115920992B (en) | 2023-09-26 |
Family
ID=86652160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211602741.8A Active CN115920992B (en) | 2022-12-13 | 2022-12-13 | Anti-vibration automatic pipetting device and use method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115920992B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1416369A (en) * | 2000-03-09 | 2003-05-07 | 瑞宁器材有限公司 | Ergonomic return springless manual air displacement pipette |
| CN1704168A (en) * | 2004-05-28 | 2005-12-07 | 中国农业大学 | Quantitative liquid extraction device |
| CN112023994A (en) * | 2020-09-01 | 2020-12-04 | 谢双 | A pipettor for traditional chinese medicine detects |
| CN212549609U (en) * | 2020-06-01 | 2021-02-19 | 成都凯威计量技术有限公司 | Quantitative pipettor for liquid detection |
| CN112432817A (en) * | 2020-11-09 | 2021-03-02 | 宿州市鑫尧健康科技有限公司 | Sampling device is used in inspection of biotechnology goods |
| CN216093748U (en) * | 2021-10-26 | 2022-03-22 | 上海旭虹精密模具制造有限公司 | Liquid transfer device |
| CN217368457U (en) * | 2022-06-11 | 2022-09-06 | 无锡亚泰计量检测技术有限公司 | Accurate pipettor for environment monitoring analysis |
-
2022
- 2022-12-13 CN CN202211602741.8A patent/CN115920992B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1416369A (en) * | 2000-03-09 | 2003-05-07 | 瑞宁器材有限公司 | Ergonomic return springless manual air displacement pipette |
| CN1704168A (en) * | 2004-05-28 | 2005-12-07 | 中国农业大学 | Quantitative liquid extraction device |
| CN212549609U (en) * | 2020-06-01 | 2021-02-19 | 成都凯威计量技术有限公司 | Quantitative pipettor for liquid detection |
| CN112023994A (en) * | 2020-09-01 | 2020-12-04 | 谢双 | A pipettor for traditional chinese medicine detects |
| CN112432817A (en) * | 2020-11-09 | 2021-03-02 | 宿州市鑫尧健康科技有限公司 | Sampling device is used in inspection of biotechnology goods |
| CN216093748U (en) * | 2021-10-26 | 2022-03-22 | 上海旭虹精密模具制造有限公司 | Liquid transfer device |
| CN217368457U (en) * | 2022-06-11 | 2022-09-06 | 无锡亚泰计量检测技术有限公司 | Accurate pipettor for environment monitoring analysis |
Also Published As
| Publication number | Publication date |
|---|---|
| CN115920992B (en) | 2023-09-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109176468B (en) | Sliding rail guiding sucker telescopic worm-imitating wall-climbing robot device | |
| CN115920992A (en) | Anti-flutter automatic liquid transferring device and using method thereof | |
| CN101514620B (en) | Wheel type oil pumping unit | |
| CN213008448U (en) | Crawler-type excitation adsorption tower drum cleaning robot | |
| CN201433745Y (en) | Wheeled oil pumping unit | |
| CN1245864C (en) | Integrated adhesive head of sheet adhesive machine | |
| CN201756407U (en) | Wall sleeving crane with adjustable main beam | |
| CN108995744A (en) | A kind of differential drive device of AGV equipment | |
| CN203582348U (en) | Intelligent remote control lifter | |
| CN213231343U (en) | Pulley principle lifting mechanism | |
| CN208682923U (en) | A kind of differential driving wheel assembly of AGV equipment | |
| CN209213299U (en) | A kind of driving mechanism on pipeline climbing robot | |
| CN112775909A (en) | Mounting device of engine assembly | |
| CN103350970B (en) | Based on the line traffic control drive lacking device of constant force spring | |
| CN220248007U (en) | Suspension type punching robot with supporting mechanism | |
| CN219114072U (en) | Gecko robot | |
| CN201273176Y (en) | Tower frame and balance beam combined linear motor oil pumping machine | |
| CN220101023U (en) | Guiding sliding module structure | |
| CN109733779A (en) | Vertical library takes system with automatic | |
| CN216256896U (en) | Robot cleaning module lifting device and sweeping robot | |
| CN217646737U (en) | Oiling mechanism for rail | |
| CN218095017U (en) | Constant-force hovering lifting mechanism | |
| CN214604173U (en) | Mounting device of engine assembly | |
| CN221278311U (en) | Pumping unit brake device | |
| CN220037124U (en) | Follow-up balancing device for ultra-long hydraulic cylinder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |