CN211563004U - Novel move liquid device - Google Patents
Novel move liquid device Download PDFInfo
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- CN211563004U CN211563004U CN201922455860.5U CN201922455860U CN211563004U CN 211563004 U CN211563004 U CN 211563004U CN 201922455860 U CN201922455860 U CN 201922455860U CN 211563004 U CN211563004 U CN 211563004U
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Abstract
The utility model discloses a novel liquid transfer device, which comprises a base and a liquid storage pipe, wherein the base is provided with a support, a limiting block and a fixed block, the fixed block is arranged on the support, the limiting block is arranged on the fixed block, the fixed block can move up and down on the support, and the limiting block can move up and down on the fixed block; be equipped with the stock solution chamber on the stock solution pipe, the lower extreme in stock solution chamber is equipped with the inlet, the upper end in stock solution chamber is provided with the negative pressure chamber, the negative pressure chamber with stock solution chamber intercommunication, the negative pressure intracavity is equipped with the piston, the piston is equipped with the handle, stock solution pipe demountable installation in the fixed block, the handle set up in the below of stopper. The utility model discloses can accurate absorbing same dosage many times, the contrast operation of convenient experiment, and convenient dismantlement installation, be convenient for wash and change convenient operation.
Description
Technical Field
The utility model relates to laboratory glassware technical field, concretely relates to novel move liquid device.
Background
Laboratory instruments are used in scientific experiments, and are mainly used in physics, chemistry and biology.
Pipettes are a type of laboratory instrument and are widely used in such fields as laboratories, sampling and analysis rooms, for sample processing operations such as sample preparation, sample purification and amplification, sample dilution and concentration, and sample preparation. Always, the staff all rely on the piston type pipettor to add or absorb the transfer for the solution in the container, because manual operation, the volume of adding is difficult to master, there is the problem that the transfer volume error of liquid is great, so be unfavorable for the accuracy of experimental result, so the transfer volume pipetting device that can accurate liquid has also appeared on the market, but because it needs the manual regulation liquid dosage in the use process each time, the complex operation, when moving the liquid of the same dosage of multiunit and carrying out the experiment, need the repetitive operation, consuming time and consuming effort; and the liquid storage device on the device is not easy to be disassembled and assembled, and is not convenient to be cleaned and replaced.
Therefore, a device solving the above problems is required.
SUMMERY OF THE UTILITY MODEL
In view of the deficiencies of the prior art, the utility model aims at providing a can accurate absorb same dosage many times, the contrast operation of convenient experiment, and the convenient dismantlement installation, be convenient for wash and change convenient operation's novel liquid-transfering device.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
a novel liquid transfer device comprises a base and a liquid storage pipe, wherein the base is provided with a support, a limiting block and a fixed block, the fixed block is arranged on the support, the limiting block is arranged on the fixed block, the fixed block can move up and down on the support, and the limiting block can move up and down on the fixed block; be equipped with the stock solution chamber on the stock solution pipe, the lower extreme in stock solution chamber is equipped with the inlet, the upper end in stock solution chamber is provided with the negative pressure chamber, the negative pressure chamber with stock solution chamber intercommunication, the negative pressure intracavity is equipped with the piston, the piston is equipped with the handle, stock solution pipe demountable installation in the fixed block, the handle set up in the below of stopper.
As a further improvement of the utility model: the limiting device is characterized in that a limiting rod is arranged on the fixing block, the limiting block is sleeved on the limiting rod, the limiting block is provided with a fixing bolt, the fixing bolt can fix the limiting block on the limiting rod, and the limiting rod is provided with a first scale.
As a further improvement of the utility model: the limiting rod is further provided with a handle, and the handle is arranged above the limiting block.
As a further improvement of the utility model: the fixed block is equipped with the mounting groove, the liquid storage pipe is equipped with the arch, the liquid storage pipe through protruding cooperation demountable installation in with the mounting groove in the fixed block, just be equipped with the spacer pin on the fixed block, the spacer pin can be spacing protruding in the mounting groove.
As a further improvement of the utility model: and a second scale is arranged on the outer side surface of the liquid storage cavity.
As a further improvement of the utility model: the fixed block is sleeved on the support through threads, and the fixed block can move up and down on the support through thread adjustment.
As a further improvement of the utility model: the bottom of the support is connected with a balancing weight through a bolt.
As a further improvement of the utility model: the volume in the negative pressure cavity is smaller than the volume in the liquid storage cavity.
Compared with the prior art, the utility model discloses beneficial effect lies in:
1. the utility model discloses use the stopper to carry out spacing piston handle position, the business turn over liquid volume of regulation feed liquor pipe that can be accurate absorbs same dosage many times, makes things convenient for the contrast operation of experiment, and the work that the staff of being convenient for can be stable improves work efficiency, has improved the accuracy of experiment.
2. The utility model discloses the liquid storage pipe can be dismantled on the fixed block, and convenient dismantlement installation is convenient for wash and change.
3. The utility model discloses during the use, use the handle to hold and hold liquid-transfering device and absorb solution, convenient operation makes things convenient for the absorption of solution.
Drawings
Fig. 1 is a schematic cross-sectional structural view of a first embodiment of the present invention;
fig. 2 is a schematic view of a first embodiment of the present invention.
Fig. 3 is a schematic structural diagram of the base of the present invention.
Fig. 4 is a schematic structural view of a liquid storage tube according to an embodiment of the present invention.
Fig. 5 is a schematic structural view of a second liquid storage tube according to an embodiment of the present invention.
In the figure: 1 base, 2 stock solution pipes, 3 supports, 4 stopper, 5 fixed blocks, 6 gag lever posts, 7 fixing bolt, 8 first scales, 9 stock solution chambeies, 10 inlets, 11 negative pressure chambeies, 12 pistons, 13 handles, 14 mounting grooves, 15 archs, 16 spacer pins, 17 handholds, 18 second scales, 19 balancing weights.
Detailed Description
The present invention will be further described with reference to the accompanying drawings, and it should be noted that the present embodiment is based on the technical solution, and the detailed embodiments and the specific operation processes are provided, but the protection scope of the present invention is not limited to the present embodiment.
As shown in fig. 1 to 5, the novel pipetting device comprises a base 1 and a liquid storage tube 2.
Example one
Be equipped with stock solution chamber 9 on the stock solution pipe 2, the lower extreme of stock solution chamber 9 is equipped with inlet 10, and the upper end of stock solution chamber 9 is provided with negative pressure chamber 11, negative pressure chamber 11 with stock solution chamber 9 intercommunication, and the volume in the negative pressure chamber 11 is less than volume in the stock solution chamber 9, when making the absorption solution, liquid can not reach negative pressure chamber 11, and the negative pressure is equipped with piston 12 in 11, and piston 12 is equipped with handle 13. Fixed block 5 is equipped with mounting groove 14, and liquid storage pipe 2 is equipped with arch 15, liquid storage pipe 2 through protruding 15 with mounting groove 15's cooperation demountable installation in fixed block 5, and be equipped with spacer pin 16 on fixed block 5, spacer pin 16 can be spacing protruding 15 in mounting groove 14, make handle 13 set up in the below of stopper 4 moreover.
Furthermore, a handle 17 is further arranged on the limiting rod 6, the handle 17 is arranged above the limiting block 4, a second scale 18 is arranged on the outer side surface of the liquid storage cavity 9, and the bottom of the support 3 is connected with a balancing weight 19 through a bolt.
The working principle is as follows: will the utility model discloses a liquid storage pipe 2 is installed in the mounting groove 14 of fixed block 5 through protruding 15, inserts 16 spacing liquid storage pipes 2 on fixed block 5 of spacer pin. During the experiment, fix the device on the experiment table through configuration piece 19, then adjust the height of fixed block 5 through the screw thread on adjusting support 3 according to inlet 10 from the height of container, then the staff moves the dosage of liquid as required, adjusts stopper 4 to the first scale of the corresponding dosage on gag lever post 6, fixes the stopper with fixing bolt 7. Then, the operator holds the grip 17 on the stop lever 6 with his hand, pushes the palm of the hand against the grip 17, extends his fingers to the handle 13 on the piston 12, and pulls the handle 13 upward to suck the liquid in the container until the handle 13 reaches the position of the stop block 4 and is stopped, thus completing the suction of the solution with the specified dosage. The device of the utility model can absorb the same dosage for many times according to the method, thereby facilitating the contrast operation of the experiment and absorbing the liquid more accurately; the liquid storage pipe can be detached from the fixed block, so that the liquid storage pipe is convenient to detach, mount, clean and replace; the handle is convenient for absorbing the solution and the operation is convenient.
Example two
The difference between the first embodiment and the second embodiment is as follows: the liquid storage tube 2 in this embodiment is a needle syringe with a protrusion at the upper end of the needle tube, the protrusion 15 at the upper end of the needle tube can be installed in the installation groove 14 of the fixing block, and the limiting pin 16 is inserted to limit the liquid storage tube 2 on the fixing block 5, so that the operation can be performed according to the working principle of the first embodiment.
Various other changes and modifications to the above-described embodiments and concepts will become apparent to those skilled in the art from the above description, and all such changes and modifications are intended to be included within the scope of the present invention as defined in the appended claims.
Claims (8)
1. Novel move liquid device, including base and liquid storage tube, its characterized in that:
the base is provided with a support, a limiting block and a fixing block, the fixing block is arranged on the support, the limiting block is arranged on the fixing block, the fixing block can move up and down on the support, and the limiting block can move up and down on the fixing block;
be equipped with the stock solution chamber on the stock solution pipe, the lower extreme in stock solution chamber is equipped with the inlet, the upper end in stock solution chamber is provided with the negative pressure chamber, the negative pressure chamber with stock solution chamber intercommunication, the negative pressure intracavity is equipped with the piston, the piston is equipped with the handle, stock solution pipe demountable installation in the fixed block, the handle set up in the below of stopper.
2. The novel pipetting device as recited in claim 1 wherein: the limiting device is characterized in that a limiting rod is arranged on the fixing block, the limiting block is sleeved on the limiting rod, the limiting block is provided with a fixing bolt, the fixing bolt can fix the limiting block on the limiting rod, and the limiting rod is provided with a first scale.
3. The novel pipetting device as recited in claim 2 wherein: the limiting rod is further provided with a handle, and the handle is arranged above the limiting block.
4. The novel pipetting device as recited in claim 1 wherein: the fixed block is equipped with the mounting groove, the liquid storage pipe is equipped with the arch, the liquid storage pipe through protruding cooperation demountable installation in with the mounting groove in the fixed block, just be equipped with the spacer pin on the fixed block, the spacer pin can be spacing protruding in the mounting groove.
5. The novel pipetting device as recited in claim 1 wherein: and a second scale is arranged on the outer side surface of the liquid storage cavity.
6. The novel pipetting device as recited in claim 1 wherein: the fixed block is sleeved on the support through threads, and the fixed block can move up and down on the support through thread adjustment.
7. The novel pipetting device as recited in claim 1 wherein: the bottom of the support is connected with a balancing weight through a bolt.
8. The novel pipetting device as recited in claim 1 wherein: the volume in the negative pressure cavity is smaller than the volume in the liquid storage cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922455860.5U CN211563004U (en) | 2019-12-27 | 2019-12-27 | Novel move liquid device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922455860.5U CN211563004U (en) | 2019-12-27 | 2019-12-27 | Novel move liquid device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211563004U true CN211563004U (en) | 2020-09-25 |
Family
ID=72552809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922455860.5U Active CN211563004U (en) | 2019-12-27 | 2019-12-27 | Novel move liquid device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211563004U (en) |
-
2019
- 2019-12-27 CN CN201922455860.5U patent/CN211563004U/en active Active
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