CN214974115U - Continuous pipetting device for pipettor - Google Patents
Continuous pipetting device for pipettor Download PDFInfo
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- CN214974115U CN214974115U CN202121560131.7U CN202121560131U CN214974115U CN 214974115 U CN214974115 U CN 214974115U CN 202121560131 U CN202121560131 U CN 202121560131U CN 214974115 U CN214974115 U CN 214974115U
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Abstract
The utility model discloses a liquid-transfering device in succession is used to pipettor, which comprises a housin, the inside of casing is provided with first press the depression bar and the second press the depression bar, the first division board of inside fixedly connected with and the second division board of casing, first division board and second division board from the top down separate the inside of casing for control chamber, stock solution chamber and minute liquid chamber, the inside in control chamber is provided with two sets of compressing mechanism, and is two sets of compressing mechanism sets up respectively in first press the surface of depression bar and second press the depression bar, the feed liquor hole has been seted up on the surface of second division board. The utility model discloses continuous displacement device, the liquid that adds the same amount many times in succession avoids appearing the condition of many times imbibitions, can not cause the pollution to inside liquid simultaneously, and convenient operation, only need press first press head earlier and divide quantitative liquid to press the second press head and make the liquid outflow of dividing, repeat this action many times alright realize moving the liquid in succession, have certain practicality.
Description
Technical Field
The utility model relates to a laboratory apparatus technical field especially relates to a liquid-transfering device in succession for liquid-transfering device.
Background
At present, the liquid-transfering device is biological experiment, the commonly used liquid-transfering instrument in the chemical experiment, indispensable effect has in many precision measurement experiments, current pipettor once can only absorb a rifle head liquid and can only carry out the single liquid feeding, then need repeat the multiple operation when needing to do contrast test, nevertheless it can't realize the liquid function is annotated in succession that drops repetitious after the imbibition once, need repeated imbibition when adding same equivalent sample in succession, annotate the liquid, the operation is very loaded down with trivial details, and very big wasted the time, some experiments still can influence final result because of the problem of application of sample time difference.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a continuous pipetting device for a pipettor.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a continuous liquid transfer device for a liquid transfer device comprises a shell, wherein a first pressing rod and a second pressing rod are arranged inside the shell, a first partition plate and a second partition plate are fixedly connected inside the shell, the first partition plate and the second partition plate divide the inside of the shell into a control cavity, a liquid storage cavity and a liquid separation cavity from top to bottom, two groups of compression mechanisms are arranged inside the control cavity, the two groups of compression mechanisms are respectively arranged on the surfaces of the first pressing rod and the second pressing rod, a liquid inlet hole is formed in the surface of the second partition plate, a first plug is arranged inside the liquid inlet hole, the bottom end of the first pressing rod is fixedly connected with the top end of the first plug, a liquid outlet head is arranged at the bottom end of the shell, a blocking plate is fixed inside the liquid outlet head, a liquid outlet hole is formed in the surface of the blocking plate, and a second plug is arranged inside the liquid outlet hole, the bottom end of the second pressing rod is fixedly connected with the top end of the second plug.
Further, it is two sets of compressing mechanism all includes clamp plate and spring, the fixed cover of clamp plate connects in the surface of first press depression pole and second press depression pole, the spring housing establish with first press depression pole and second press the surface of depression pole, the top of spring and the lower fixed surface of clamp plate are connected, and the bottom of spring and the last fixed surface of first division board are connected.
Furthermore, the top ends of the second pressing rods of the first pressing rods extend to the outside of the shell, and the top ends of the first pressing rods and the second pressing rods are fixedly connected with the first pressing head and the second pressing head respectively.
Further, the first pressing head and the second pressing head are different in color.
Furthermore, a liquid injection port is formed in the side wall of the liquid storage cavity.
Furthermore, the side walls of the liquid storage cavity and the liquid distribution cavity are provided with transparent visual windows.
The utility model has the advantages that:
the utility model discloses continuous displacement device, the liquid that adds the same amount many times in succession avoids appearing the condition of many times imbibitions, can not cause the pollution to inside liquid simultaneously, and convenient operation, only need press first press head earlier and divide quantitative liquid to press the second press head and make the liquid outflow of dividing, repeat this action many times alright realize moving the liquid in succession, have certain practicality.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is an overall schematic view of a continuous pipetting device for a pipettor according to the present invention;
fig. 2 is an internal structure diagram of the continuous pipetting device for the pipettor.
Fig. 3 is an enlarged view of a of the continuous pipetting device for pipettors of the present invention.
Illustration of the drawings:
1. a housing; 2. a liquid outlet head; 3. a first pressing lever; 4. a second pressing lever; 5. a first partition plate; 6. a second partition plate; 7. a control chamber; 8. a liquid storage cavity; 9. a liquid separation cavity; 10. a liquid injection port; 11. pressing a plate; 12. a spring; 13. a first plug; 14. a liquid inlet hole; 15. a blocking plate; 16. a liquid outlet hole; 17. a second plug; 18. a first pressing head; 19. a second pressing head.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Fig. 1 to 3 show that, a continuous liquid-transfering device for a liquid-transfering device is related to, which comprises a casing 1, a first pressing rod 3 and a second pressing rod 4 are arranged in the casing 1, a first partition plate 5 and a second partition plate 6 are fixedly connected in the casing 1, the first partition plate 5 and the second partition plate 6 divide the interior of the casing 1 into a control chamber 7, a liquid storage chamber 8 and a liquid separation chamber 9 from top to bottom, two sets of compression mechanisms are arranged in the control chamber 7, the two sets of compression mechanisms are respectively arranged on the surfaces of the first pressing rod 3 and the second pressing rod 4, a liquid inlet hole 14 is arranged on the surface of the second partition plate 6, a first plug 13 is arranged in the liquid inlet hole 14, the bottom end of the first pressing rod 3 is fixedly connected with the top end of the first plug 13, a liquid outlet 2 is arranged at the bottom end of the casing 1, a plug plate 15 is fixed in the liquid outlet 2, and a liquid outlet hole 16 is arranged on the surface of the plug plate 15, a second plug 17 is arranged in the liquid outlet hole 16, and the bottom end of the second pressing rod 4 is fixedly connected with the top end of the second plug 17.
In the further scheme, two sets of compressing mechanisms all include clamp plate 11 and spring 12, and clamp plate 11 is fixed to be cup jointed in the surface that first pressure push rod 3 and second pressed push rod 4, and spring 12 overlaps establishes and presses the surface that push rod 4 with first pressure push rod 3 and second, and the top of spring 12 is connected with the lower fixed surface of clamp plate 11, and the bottom of spring 12 is connected with the upper fixed surface of first division board 5.
During the use, the capacity of separating liquid chamber 9 is the volume of moving liquid that once acquireing, move the device of the different models of capacity selection that liquid was moved according to needs, liquid that will move liquid in succession is added liquid storage chamber 8 inside through annotating liquid mouth 10, press first press head 18 and make spring 12 compress, first end cap 13 breaks away from with feed liquor hole 14, first press head 18 is loosened to divide required quantitative liquid after liquid fills liquid separation chamber 9, and press second press head 19 and make second end cap 17 break away from with play liquid hole 16, can make quantitative liquid flow out, repeat so and realize dividing liquid in succession.
In a further scheme, the top ends of the second pressing rods 4 of the first pressing rods 3 extend to the outside of the shell 1, and the top ends of the first pressing rods 3 and the second pressing rods 4 are fixedly connected with a first pressing head 18 and a second pressing head 19 respectively, so that quantitative and continuous liquid transfer can be carried out through pressing.
In a further embodiment, the first pressing head 18 and the second pressing head 19 are of different colors in order to be distinguished from each other.
In the further scheme, liquid injection port 10 has been seted up to the lateral wall of stock solution chamber 8, and the liquid that conveniently will move the liquid is stored stock solution chamber 8 inside to carry out continuous moving the liquid.
In the further scheme, the lateral walls of the liquid storage cavity 8 and the liquid separation cavity 9 are provided with transparent visual windows, so that the liquid storage and the liquid separation conditions can be observed conveniently.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.
Claims (6)
1. A continuous pipetting device for pipettors, comprising a housing (1), characterized in that: a first pressing rod (3) and a second pressing rod (4) are arranged inside the shell (1), a first partition plate (5) and a second partition plate (6) are fixedly connected inside the shell (1), the first partition plate (5) and the second partition plate (6) divide the interior of the shell (1) into a control cavity (7), a liquid storage cavity (8) and a liquid separation cavity (9) from top to bottom, two groups of compression mechanisms are arranged inside the control cavity (7), are respectively arranged on the surfaces of the first pressing rod (3) and the second pressing rod (4), a liquid inlet hole (14) is formed in the surface of the second partition plate (6), a first plug (13) is arranged inside the liquid inlet hole (14), the bottom end of the first pressing rod (3) is fixedly connected with the top end of the first plug (13), a liquid outlet head (2) is arranged at the bottom end of the shell (1), go out the inside of liquid head (2) and be fixed with closure plate (15), go out liquid hole (16) is seted up on closure plate (15) surface, the inside of going out liquid hole (16) is provided with second end cap (17), the bottom of second press lever (4) and the top fixed connection of second end cap (17).
2. A continuous pipetting device for pipettors according to claim 1, characterized in that: two sets of compressing mechanism all includes clamp plate (11) and spring (12), clamp plate (11) are fixed to be cup jointed in the surface that first pressure push rod (3) and second pressed push rod (4), spring (12) cover is established and is pressed the surface that push rod (3) and second pressed push rod (4), the top of spring (12) and the lower fixed surface of clamp plate (11) are connected, and the bottom of spring (12) and the upper surface fixed connection of first partitioning board (5).
3. A continuous pipetting device for pipettors according to claim 1, characterized in that: the top ends of the second pressing rods (4) of the first pressing rods (3) extend to the outside of the shell (1), and the top ends of the first pressing rods (3) and the second pressing rods (4) are fixedly connected with first pressing heads (18) and second pressing heads (19) respectively.
4. A continuous pipetting device for pipettors according to claim 3, characterized in that: the first pressing head (18) and the second pressing head (19) are different in color.
5. A continuous pipetting device for pipettors according to claim 1, characterized in that: and a liquid injection port (10) is formed in the side wall of the liquid storage cavity (8).
6. A continuous pipetting device for pipettors according to claim 1, characterized in that: the side walls of the liquid storage cavity (8) and the liquid separation cavity (9) are provided with transparent visual windows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121560131.7U CN214974115U (en) | 2021-07-09 | 2021-07-09 | Continuous pipetting device for pipettor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121560131.7U CN214974115U (en) | 2021-07-09 | 2021-07-09 | Continuous pipetting device for pipettor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214974115U true CN214974115U (en) | 2021-12-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121560131.7U Active CN214974115U (en) | 2021-07-09 | 2021-07-09 | Continuous pipetting device for pipettor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214974115U (en) |
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2021
- 2021-07-09 CN CN202121560131.7U patent/CN214974115U/en active Active
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