CN209858317U - Full-automatic dilution liquid preparation device - Google Patents
Full-automatic dilution liquid preparation device Download PDFInfo
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- CN209858317U CN209858317U CN201920428285.7U CN201920428285U CN209858317U CN 209858317 U CN209858317 U CN 209858317U CN 201920428285 U CN201920428285 U CN 201920428285U CN 209858317 U CN209858317 U CN 209858317U
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- syringe pump
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Abstract
The utility model discloses a full-automatic dilution liquid preparation ware, including first syringe pump, second syringe pump, sampling needle, washing pond, peristaltic pump, vacuum pump, diluent bottle, washing liquid bottle, waste liquid bottle and test tube runing rest, install three way connection on the first syringe pump, three way connection still is connected with sampling needle, three way solenoid valve, and three way solenoid valve still is connected with diluent bottle and second syringe pump, and the sampling needle runs through the washing pond, washs two interfaces in pond and is connected with peristaltic pump, washing liquid bottle and vacuum pump, waste liquid bottle respectively, the below at the sampling needle is installed to the test tube runing rest, has placed dilution volumetric flask, waste liquid pipe and mother liquor volumetric flask on the test tube runing rest in proper order. The utility model realizes full-automatic liquid preparation through the design of electrically connecting each component with the controller; by adopting the design of the double-micro injection pump, the precise collection of 1ul of samples can be realized, the inner wall and the outer wall of the sampling needle can be thoroughly cleaned, and the cross contamination of different samples during dilution can be avoided.
Description
Technical Field
The utility model relates to a full-automatic dilution liquid preparation ware belongs to liquid preparation ware technical field.
Background
Liquid transfer/preparation is the first step of many experiments, and the precision of operation is crucial to ensuring the accuracy of the experimental results. If there is a large deviation in the process, the subsequent experimental steps are stricter and the instruments are higher, so that the significance is lost. The traditional mode is through manual pipette or pipette configuration solution, and when the solution of configuration microliter content, the pipette configuration error is great, and the pipette configuration is to personnel's higher requirement.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the utility model provides a full-automatic dilution liquid dispenser, which can realize full-automatic liquid dispensing by electrically connecting each component with a controller; by adopting the design of double micro-injection pumps, the precise collection of 1ul of samples can be realized; and through the cooperation of sampling needle, syringe pump, washing pond, peristaltic pump, vacuum pump, realize thoroughly wasing the interior outer wall of sampling needle, cross contamination when avoiding different samples to dilute.
In order to realize the aim, the full-automatic diluting liquid dispenser comprises a first injection pump, a second injection pump, a sampling needle, a cleaning pool, a peristaltic pump, a vacuum pump, a diluting liquid bottle, a cleaning liquid bottle, a waste liquid bottle and a test tube rotary support, wherein a three-way joint is installed on the first injection pump, the other two ends of the three-way joint are respectively connected with the sampling needle and a three-way electromagnetic valve through pipelines, one end of the other two ends of the three-way electromagnetic valve is connected with the second injection pump, the other end of the three-way electromagnetic valve is connected with the diluting liquid bottle through a pipeline, the sampling needle can move up and down to penetrate through the cleaning pool to be arranged, a liquid inlet of the cleaning pool is sequentially connected with the peristaltic pump and the cleaning liquid bottle through pipelines, a liquid outlet of the cleaning pool is sequentially connected with the vacuum pump and the waste liquid bottle through pipelines, the test tube rotary support is installed below the sampling, the first injection pump, the second injection pump, the three-way electromagnetic valve, the peristaltic pump, the vacuum pump and the test tube rotary support are all electrically connected with the controller. The first injection pump and the second injection pump are both micro injection pumps, and the capacity of the first injection pump is smaller than that of the second injection pump.
Preferably, the first syringe pump is a 250ul syringe pump, and the second syringe pump is a 20ml syringe pump.
Preferably, the pipeline between the three-way joint and the sampling needle adopts a spiral pipeline.
Preferably, the test tube rotating bracket is provided with a sucker.
Compared with the prior art, the utility model can realize full-automatic liquid preparation through the electrical connection of each component and the controller; by adopting the design of double micro-injection pumps, the precise collection of 1ul of samples can be realized; and through the cooperation of sampling needle, syringe pump, washing pond, peristaltic pump, vacuum pump, realize thoroughly wasing the interior outer wall of sampling needle, cross contamination when avoiding different samples to dilute.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. the device comprises a first injection pump, a three-way joint, a second injection pump, 2-1, a three-way electromagnetic valve 3, a diluent bottle, 4, a cleaning liquid bottle, 5, a waste liquid bottle, 6, a vacuum pump, 7, a peristaltic pump, 8, a cleaning pool, 9, a sampling needle, 10, a test tube rotating support, 10-1, a dilution volumetric flask, 10-2, a waste liquid pipe, 10-3 and a mother liquid volumetric flask.
Detailed Description
The technical solutions in the implementation of the present invention will be clear from the following description and accompanying drawings, and the described embodiments are only some embodiments, not all embodiments, of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1, in order to achieve the above object, an embodiment of the present invention provides a full-automatic diluting liquid dispenser, which comprises a first syringe pump 1, a second syringe pump 2, a sampling needle 9, a cleaning tank 8, a peristaltic pump 7, a vacuum pump 6, a diluent bottle 3, a cleaning liquid bottle 4, a waste liquid bottle 5 and a test tube rotary support 10, wherein the first syringe pump 1 is provided with a three-way joint 1-1, the other two ends of the three-way joint 1-1 are respectively connected with the sampling needle 9 and the three-way electromagnetic valve 2-1 through pipes, one of the other two ends of the three-way electromagnetic valve 2-1 is connected with the second syringe pump 2, the other end of the three-way electromagnetic valve is connected with the diluent bottle 3 through pipes, the sampling needle 9 can move up and down through the cleaning tank 8, a liquid inlet of the cleaning tank 8 is sequentially connected with the peristaltic pump 7 and the cleaning liquid bottle 4 through pipes, the liquid discharge port of the cleaning pool 8 is sequentially connected with a vacuum pump 6 and a waste liquid bottle 5 through pipelines, the test tube rotary support 10 is installed below the sampling needle 9, a dilution volumetric flask 10-1, a waste liquid pipe 10-2 and a mother liquid volumetric flask 10-3 are sequentially placed on the test tube rotary support 10, and the first injection pump 1, the second injection pump 2, the three-way electromagnetic valve 2-1, the peristaltic pump 7, the vacuum pump 6 and the test tube rotary support 10 are all electrically connected with the controller. The first injection pump 1 and the second injection pump 2 are both micro-injection pumps, and the capacity of the first injection pump 1 is smaller than that of the second injection pump 2. Wherein, the controller mainly used controls the start-up and the stop of each part, and it is the same with the controller among the current automation equipment, as long as it can realize control function can, concrete structure is not the utility model discloses a protection is important, so do not detailed here.
Preferably, the first syringe pump 1 adopts a 250ul syringe pump, and the second syringe pump 2 adopts a 20ml syringe pump, so that 1ul of sample can be precisely collected.
Preferably, the pipeline between the three-way joint 1-1 and the sampling needle 9 adopts a spiral pipeline, so that the occupied space of the pipeline can be reduced, and the mother liquid sucked by the first injection pump 1 can be ensured to be reserved in the pipeline instead of the first injection pump 1.
Preferably, the test tube rotary support 10 is provided with a suction cup, so that the test tube rotary support 10 can be effectively fixed.
The working process is as follows: the three-way electromagnetic valve 2-1 is closed after the second injection pump 1 sucks the diluent in the diluent bottle 3, the diluent is pushed into the sampling needle 9 through a pipeline through the second injection pump 2 to clean the inner wall of the sampling needle, the waste liquid flows into the waste liquid pipe 10-2, the cleaning liquid is injected into the cleaning pool 8 from the cleaning liquid bottle 4 by the peristaltic pump 7, the waste liquid is sucked away from the cleaning pool 8 to the waste liquid bottle 5 by the vacuum pump 6, the sampling needle 9 penetrates through the cleaning pool 8 and moves up and down along the cleaning pool 8, and the outer wall of the sampling needle 9 is thoroughly cleaned by the cleaning liquid. When the liquid is prepared, parameters are set, at the moment, the sampling needle 9 sucks mother liquid in the mother liquid volumetric flask 10-3 through the first injection pump 1 and transfers the mother liquid to the dilution volumetric flask 10-1, and then the second injection pump 2 injects the dilution liquid into the dilution volumetric flask 10-1.
In summary, the utility model can realize full-automatic liquid distribution by electrically connecting the first injection pump 1, the second injection pump 2, the three-way electromagnetic valve 2-1, the peristaltic pump 7, the vacuum pump 6, the sampling needle 9 and the test tube rotary bracket 10 with the controller; by adopting the design of double micro-injection pumps, the precise collection of 1ul of samples can be realized; through the matching of the sampling needle 9, the injection pump, the cleaning pool 8, the peristaltic pump 7 and the vacuum pump 6, the inner wall and the outer wall of the sampling needle are thoroughly cleaned, and the cross contamination caused by dilution of different samples is avoided; simultaneously the utility model discloses can realize five kinds of mode, include: single-point dilution; diluting a curve; mixing and diluting; subpackaging samples; and (6) pipetting the sample.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.
Claims (4)
1. The utility model provides a full-automatic dilution liquid preparation ware, its characterized in that, includes first syringe pump (1), second syringe pump (2), sampling needle (9), washs pond (8), peristaltic pump (7), vacuum pump (6), diluent bottle (3), washing liquid bottle (4), waste liquid bottle (5) and test tube runing rest (10), install three way connection (1-1) on first syringe pump (1), the other both ends of three way connection (1-1) are connected with sampling needle (9) and three way solenoid valve (2-1) through the pipeline respectively, and second syringe pump (2) are connected to one of them end at the other both ends of three way solenoid valve (2-1), and pipeline connection diluent bottle (3) are passed through to other one end, and what sampling needle (9) can reciprocate runs through and washs pond (8) and arrange, wash the inlet of pond (8) through the pipeline in proper order with peristaltic pump (7), The device comprises a cleaning liquid bottle (4), a liquid outlet of a cleaning pool (8) is sequentially connected with a vacuum pump (6) and a waste liquid bottle (5) through pipelines, a test tube rotary support (10) is installed below a sampling needle (9), a dilution volumetric flask (10-1), a waste liquid tube (10-2) and a mother liquid volumetric flask (10-3) are sequentially placed on the test tube rotary support (10), and the first injection pump (1), the second injection pump (2), the three-way electromagnetic valve (2-1), the peristaltic pump (7), the vacuum pump (6) and the test tube rotary support (10) are all electrically connected with a controller; the first injection pump (1) and the second injection pump (2) are both micro injection pumps, and the capacity of the first injection pump (1) is smaller than that of the second injection pump (2).
2. The fully automatic diluting liquid dispenser according to claim 1, wherein the first syringe pump (1) is a 250ul syringe pump and the second syringe pump (2) is a 20ml syringe pump.
3. The fully automatic dilution liquid dispenser according to claim 1, wherein the pipeline between the three-way joint (1-1) and the sampling needle (9) is a spiral pipeline.
4. The fully automatic diluting liquid dispenser according to claim 1, wherein the test tube rotating bracket (10) is provided with a suction cup.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920428285.7U CN209858317U (en) | 2019-04-01 | 2019-04-01 | Full-automatic dilution liquid preparation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920428285.7U CN209858317U (en) | 2019-04-01 | 2019-04-01 | Full-automatic dilution liquid preparation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209858317U true CN209858317U (en) | 2019-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920428285.7U Active CN209858317U (en) | 2019-04-01 | 2019-04-01 | Full-automatic dilution liquid preparation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209858317U (en) |
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2019
- 2019-04-01 CN CN201920428285.7U patent/CN209858317U/en active Active
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| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Room 1616, Fuxin international building, 359 Hongwu Road, Nanjing, Jiangsu 210000 Patentee after: Jiangsu Deyue Instrument Co.,Ltd. Address before: Room 1616, Fuxin international building, 359 Hongwu Road, Nanjing, Jiangsu 210000 Patentee before: Nanjing fengshida Instrument Co.,Ltd. |