CN217042655U - Electronic liquid transfer device - Google Patents
Electronic liquid transfer device Download PDFInfo
- Publication number
- CN217042655U CN217042655U CN202220580970.3U CN202220580970U CN217042655U CN 217042655 U CN217042655 U CN 217042655U CN 202220580970 U CN202220580970 U CN 202220580970U CN 217042655 U CN217042655 U CN 217042655U
- Authority
- CN
- China
- Prior art keywords
- peristaltic pump
- liquid
- liquid injection
- volume
- switching valve
- 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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- 239000007788 liquid Substances 0.000 title claims abstract description 62
- 230000002572 peristaltic Effects 0.000 claims abstract description 55
- 238000002347 injection Methods 0.000 claims abstract description 21
- 239000007924 injection Substances 0.000 claims abstract description 21
- 238000007599 discharging Methods 0.000 claims abstract description 7
- 239000010902 straw Substances 0.000 claims abstract description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- 239000000523 sample Substances 0.000 description 5
- 239000012472 biological sample Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006011 modification reaction Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
Images
Abstract
The utility model discloses an electron pipettor, include: a straw adapter; the accommodating cavity is connected with one end of the liquid inlet pipe; the outlet of the accommodating cavity is sequentially connected with the plurality of capacity cavities through a liquid injection pipe, the liquid injection pipe passes through a liquid injection peristaltic pump, and the liquid injection peristaltic pump is used for sequentially injecting liquid in the accommodating cavity into the plurality of capacity cavities; the multi-channel peristaltic pump is connected with the suction pipe connector and is used for discharging liquid in the volume cavity through the suction pipe connector. The utility model discloses an electron pipettor can enough inhale appearance in succession and can quantitative continuous partial shipment again. The utility model discloses an electron pipettor can make the more convenient work of experimenter, improves the accuracy of experimental data, and the experimental result credibility obtains the improvement and greatly reduced experimenter's intensity of labour of big degree, makes the experimental result accurate, and the error reaches the minimum.
Description
Technical Field
The utility model relates to an experimental apparatus mainly relates to an electron pipettor.
Background
Quality control of clinical biological sample banks is a key and hot spot of current research, and according to the requirements of national sample bank industry standard, the biological sample banks should provide objective evidence for sample quality to prove comparability of biological sample quality.
In the construction work of clinical biological sample storehouse, the sample is partial shipment sample is inhaled to often repeatability, but current electron pipettor only can realize inhaling the sample in succession, can not accurate ration continuous partial shipment, this is very big influence work efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can enough inhale the appearance in succession and can quantitative continuous partial shipment electron pipettor again.
The utility model discloses an electron pipettor, include:
a straw adapter for absorbing or discharging liquid;
the liquid inlet pipe is connected with the suction pipe joint through a liquid inlet peristaltic pump;
the sum of the volumes of the capacity cavities is equal to the volume of the containing cavity, the outlet of the containing cavity is sequentially connected with the capacity cavities through liquid injection pipes, the liquid injection pipes pass through liquid injection peristaltic pumps, and the liquid injection peristaltic pumps are used for sequentially injecting liquid in the containing cavities into the capacity cavities;
the multi-channel peristaltic pump is connected with the suction pipe connector and is used for discharging liquid in the volume cavity through the suction pipe connector.
The utility model discloses an electron pipettor wherein, still includes the diverter valve, the diverter valve is connected to the feed liquor peristaltic pump, and the diverter valve is connected to the multichannel peristaltic pump, and straw joint is connected to the diverter valve.
The utility model discloses an electronic pipettor, wherein, the volume that holds the chamber is 20ml, and the capacity chamber is four, and the volume in capacity chamber is 5 ml.
The utility model discloses an electronic pipettor, wherein, feed liquor peristaltic pump, notes liquid peristaltic pump, multichannel peristaltic pump are connected with the controller respectively, and the controller is connected with the diverter valve, the work of controller control feed liquor peristaltic pump, notes liquid peristaltic pump, multichannel peristaltic pump and stop.
The utility model discloses an electron pipettor, wherein, the diverter valve is the electromagnetism diverter valve, and the feed liquor peristaltic pump, notes liquid peristaltic pump, multichannel peristaltic pump, diverter valve are connected with chargeable lithium cell respectively.
The utility model discloses an electron pipettor can reach continuous appearance of inhaling again can quantitative continuous partial shipment. The utility model discloses an electron pipettor can make the more convenient work of experimenter, improves experimental data's accuracy, and the experimental result credibility obtains the improvement and greatly reduced experimenter's intensity of labour of big degree, makes the experimental result accurate, and the error reaches the minimum.
Drawings
Fig. 1 is a working principle diagram of the electronic pipette of the present invention;
fig. 2 is a main sectional view of a schematic structural view of the electronic pipette of the present invention;
fig. 3 is a right side view of the schematic structural diagram of the electronic pipette of the present invention.
Detailed Description
As shown in fig. 2 and fig. 3, the utility model discloses an electronic pipette, include:
a suction attachment 1 for absorbing or discharging liquid;
the liquid inlet pipe is connected with the suction pipe joint 1 through a liquid inlet peristaltic pump 4;
the sum of the volumes of the capacity cavities is equal to the volume of the containing cavity, the outlet of the containing cavity is sequentially connected with the capacity cavities through liquid injection pipes, the liquid injection pipes pass through a liquid injection peristaltic pump 6, and the liquid injection peristaltic pump is used for sequentially injecting liquid in the containing cavity into the capacity cavities;
the plurality of capacity cavities are respectively connected with the multi-channel peristaltic pump 8 through a plurality of capillary tubes, the multi-channel peristaltic pump is connected with the suction pipe connector, and the multi-channel peristaltic pump is used for discharging liquid in the capacity cavities through the suction pipe connector.
The utility model discloses an electron pipettor wherein, still includes diverter valve 9, the diverter valve is connected to the feed liquor peristaltic pump, and the diverter valve is connected to the multichannel peristaltic pump, and straw joint is connected to the diverter valve. The switching valve 9 is mainly used for switching a line connected with the suction pipe joint.
The utility model discloses an electronic pipettor, wherein, the volume that holds the chamber is 20ml, and the capacity chamber is four, and the volume in capacity chamber is 5 ml.
The utility model discloses an electronic pipettor, wherein, feed liquor peristaltic pump, notes liquid peristaltic pump, multichannel peristaltic pump are connected with the controller respectively, and the controller is connected with the diverter valve, the work of controller control feed liquor peristaltic pump, notes liquid peristaltic pump, multichannel peristaltic pump and stop. The controller may also control switching of the switching valve. The switching valve is used for switching the suction pipe joint between a liquid inlet state and a liquid discharge state
The controller may be a PLC or a microcomputer.
The utility model discloses an electron pipettor, wherein, the diverter valve is the electromagnetism diverter valve. The liquid inlet peristaltic pump, the liquid injection peristaltic pump, the multi-channel peristaltic pump and the switching valve are respectively connected with the rechargeable lithium battery 10.
The utility model discloses an electronic pipettor, wherein, still include shell 11, above-mentioned component all set up with shell 11 in, the top of shell is provided with handle 12. The suction attachment 1 is mounted to the bottom of the housing and is used to mount a removable suction tube 13.
Combine fig. 1 to show, the utility model discloses an electron pipettor can enough inhale appearance in succession and can more accurate ration partial shipment in succession, its work flow as follows:
1. the containing cavity absorbs liquid, namely a liquid inlet pipe is connected with the suction pipe joint 1 through a liquid inlet peristaltic pump 4, and the liquid inlet peristaltic pump 4 works to suck the liquid into the containing cavity;
2. liquid is injected into the capacity cavity, namely, the liquid injection peristaltic pump works, and the liquid in the containing cavity is sequentially pumped into the capacity cavity;
3. the volume chambers respectively discharge liquid outwards, namely the multichannel peristaltic pump works to discharge the liquid in the volume chambers out of the suction pipe joint, because the volume of each volume chamber is determined, the liquid with the volume can be accurately discharged, and the multichannel peristaltic pump is controlled by the controller, so that sequential quantitative subpackage can be realized.
The utility model discloses an electron pipettor can make the more convenient work of experimenter, improves the accuracy of experimental data, and the experimental result credibility obtains the improvement and greatly reduced experimenter's intensity of labour of big degree, makes the experimental result accurate, and the error reaches the minimum.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. An electronic pipette, comprising:
a straw adapter for absorbing or discharging liquid;
the liquid inlet pipe is connected with the suction pipe joint through a liquid inlet peristaltic pump;
the sum of the volumes of the capacity chambers is equal to the volume of the containing chamber, the outlet of the containing chamber is sequentially connected with the capacity chambers through liquid injection pipes, the liquid injection pipes pass through liquid injection peristaltic pumps, and the liquid injection peristaltic pumps are used for sequentially injecting liquid in the containing chambers into the capacity chambers;
the multi-channel peristaltic pump is connected with the suction pipe connector and is used for discharging liquid in the volume cavity through the suction pipe connector.
2. The electronic pipette of claim 1, further comprising a switching valve, wherein the feed peristaltic pump is connected to the switching valve, the multi-channel peristaltic pump is connected to the switching valve, and the switching valve is connected to the pipette tip.
3. An electronic pipette according to claim 2, wherein the volume of the holding chamber is 20ml, the volume of the volume chambers is four, and the volume of the volume chamber is 5 ml.
4. The electronic pipette according to claim 3, wherein the liquid inlet peristaltic pump, the liquid injection peristaltic pump and the multi-channel peristaltic pump are respectively connected to a controller, the controller is connected to the switching valve, and the controller controls the liquid inlet peristaltic pump, the liquid injection peristaltic pump and the multi-channel peristaltic pump to operate and stop.
5. The electronic pipette of claim 4, wherein the switching valve is an electromagnetic switching valve, and the feed liquid peristaltic pump, the liquid injection peristaltic pump, the multi-channel peristaltic pump and the switching valve are respectively connected with a rechargeable lithium battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220580970.3U CN217042655U (en) | 2022-03-17 | 2022-03-17 | Electronic liquid transfer device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220580970.3U CN217042655U (en) | 2022-03-17 | 2022-03-17 | Electronic liquid transfer device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217042655U true CN217042655U (en) | 2022-07-26 |
Family
ID=82492038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220580970.3U Active CN217042655U (en) | 2022-03-17 | 2022-03-17 | Electronic liquid transfer device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217042655U (en) |
-
2022
- 2022-03-17 CN CN202220580970.3U patent/CN217042655U/en active Active
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| GR01 | Patent grant |