CN205146263U - Novel suction pipette - Google Patents
Novel suction pipette Download PDFInfo
- Publication number
- CN205146263U CN205146263U CN201520941322.6U CN201520941322U CN205146263U CN 205146263 U CN205146263 U CN 205146263U CN 201520941322 U CN201520941322 U CN 201520941322U CN 205146263 U CN205146263 U CN 205146263U
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- liquid
- valves
- move
- quantity tube
- funnel
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Abstract
The utility model discloses a novel suction pipette, the pipettor is including moving liquid funnel, three valves, dosing pipe and two valves, it sets up to move the liquid funnel dosing pipe's top, two valve settings are being leaned on dosing pipe's bottom, three valve settings are in move the liquid funnel with between two valves and leave the distance of moving the liquid funnel is nearer. This novel suction pipette easy operation moves and gets liquid convenient and fast, moves the liquid volume accuracy of getting. This novel suction pipette easily realizes comprising the mode of unit construction, easily realizes combinationization, serializing promptly, can be based on and move the different dosing pipe of the choice of motor rating who gets liquid, also can be based on to move the total amount of getting liquid and select the different liquid funnels that move, can satisfy the operation requirement of difference.
Description
Technical field
The utility model relates to a kind of chemical engineering experiment application technology, is specifically related to a kind of Novel pipettor.
Background technology
Pipette a certain amount of (5ml, 10ml etc.) liquid in another container of specifying from the container filling large quantity of fluid, this is the work needing often to be done in chemical engineering experiment.In laboratory, current operating personnel generally use pipette to complete above work.The using method of pipette is roughly as follows: the right hand takes pipette upper end correct position, pipette is inserted 1 ~ 2cm place under imbibition face for the treatment of; Left hand takes rubber pipette bulb, is held in the centre of the palm, and sharp-crested is downward, holds rubber pipette bulb, gets rid of air in ball, then sharp-crested is immediately suitable for reading to pipette, and come up finger, and liquid will suck in pipette; When liquid level in pipette rises to about 1 ~ 2cm place on graticule, block the pipette mouth of pipe with right hand forefinger rapidly, proposed imbibition face for the treatment of; Make pipette keep vertical, graduation mark and sight line keep level, unclamp slightly right hand forefinger, liquid slowly from pipette outflow, when on the meniscus level bottom line and graticule of liquid along time tangent, compress the mouth of pipe with forefinger immediately; After finally pipette being moved to the container accepting liquid, decontrol right hand forefinger, quantitative liquid is flowed in container.
As seen from the above description, the operating process that use pipette pipettes certain quantity of fluid is very complicated, and efficiency is very low.If once experiment needs multiple sample, so operating personnel just need to carry out a large amount of repeated works.The utility model patent " a kind of Novel pipettor " is exactly for overcoming the above problems and designing.
Utility model content
The utility model overcomes the deficiencies in the prior art, provides a kind of Novel pipettor.
Consider the problems referred to above of prior art, an aspect disclosed in the utility model, the utility model by the following technical solutions:
A kind of Novel pipettor, described pipettor comprises and moves liquid funnel, three valves, quantity tube and two valves, describedly move the top that liquid funnel is arranged on described quantity tube, described two valves are arranged on the bottom by described quantity tube, to move described in described three valves are arranged between liquid funnel and described two valves and from described distance of moving liquid funnel more close to.
Further technical scheme: described three valves have two valve position, can control described quantity tube and move being communicated with or closedown of the lower port of liquid funnel with described, can also control being communicated with or closedown of described quantity tube and extraneous air.
Further technical scheme: described two valves have two valve position, can control the closedown of described quantity tube lower port or open.
Further technical scheme: the end of described two valves is tapered opening.
Further technical scheme: the material of described quantity tube is glass or plastics.
Further technical scheme: the range of capacity of described quantity tube is 5 ~ 100ml.
Compared with prior art, the beneficial effects of the utility model have:
1, this Novel pipettor is simple to operate, pipettes liquid convenient and swift.
2, the amount of liquid that pipettes of this Novel pipettor is accurate, after using even if long-time, the volume error pipetting liquid is also very little, this Novel pipettor uses quantity tube to measure liquid, three valves and two valves are on the impact of quantity tube, can compensate, so the amount of liquid pipetted is accurate when making quantity tube.Because valve is more durable, wear extent is little, even if so after long-time use, the volume error pipetting liquid is also very little.
3, this Novel pipettor is easy to realize being made up of the mode of component combination, namely be easy to realize modularization, serializing, quantity tube that can be different according to the Capacity Selection pipetting liquid, also can select according to the total amount pipetting liquid different to move liquid funnel, can meet different instructions for uses like this.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of present specification, be briefly described to describing the required accompanying drawing used in embodiment below.Apparently, accompanying drawing described below is only the reference of some embodiments in present specification, for those skilled in the art, when not paying creative work, can also obtain other figure according to these accompanying drawings.
Fig. 1 is the structural representation of a kind of Novel pipettor described in the utility model.
Wherein, the name that the Reference numeral in accompanying drawing is corresponding is called:
1-moves liquid funnel, 2-tri-valves, 3-quantity tube, 4-two valves.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
As shown in Figure 1, a kind of Novel pipettor, according to an embodiment of the present utility model, described pipettor comprises and moves liquid funnel 1, three valves 2, quantity tube 3 and two valves 4, describedly move the top that liquid funnel 1 is arranged on described quantity tube 3, described two valves 4 are arranged on the bottom by described quantity tube 3, to move described in described three valves 2 are arranged between liquid funnel 1 and described two valves 4 and from described distance of moving liquid funnel 1 more close to.
Described three valves 2 have two valve position, can control described quantity tube 3 and move being communicated with or closedown of the lower port of liquid funnel 1 with described, can also control being communicated with or closedown of described quantity tube 3 and extraneous air.
Described two valves 4 have two valve position, can control the closedown of described quantity tube 3 lower port or open.
The end of described two valves 4 is tapered opening.
The material of described quantity tube 3 is glass or plastics.
The range of capacity of described quantity tube 3 is 5 ~ 100ml.
The described effect moving liquid funnel 1 holds liquid to be pipetted; The effect of described quantity tube 3 is the liquid of measured amounts, and inventor intercepts a certain amount of liquid when concrete enforcement the utility model with the use of described three valves 2 and described two valves 4, completes the operation pipetting quantitative liquid.
Embodiment
Shown in figure 1, first rotate described three valves 2, b mouth is communicated with c mouth, and a mouth is not communicated with b, c mouth; Rotate described two valves 4, d mouth is not communicated with e mouth; To move in liquid funnel 1 described in liquid loading be got in right amount, liquid to be got can be dammed to a mouth place.Rotate described two valves 4 again, d mouth is communicated with e mouth; Rotate described three valves 2, a mouth is communicated with c mouth, and b mouth is not communicated with a, c mouth; Now liquid to be got can flow out from the end port of described quantity tube 3.Then, when the liquid in described quantity tube 3 does not have bubble, rotate described two valves 4, d mouth is not communicated with e mouth; Rotate described three valves 2, b mouth is communicated with c mouth, and a mouth is not communicated with b, c mouth; Liquid now in described quantity tube 3 and the described liquid moved in liquid funnel 1 have just separated to come completely, and namely described quantity tube 3 independently has a certain amount of liquid.Finally rotate described two valves 4, d mouth is communicated with e mouth; Certain quantity of fluid now in described quantity tube 3 can flow out from its end port, completes the operation once pipetting certain quantity of fluid.According to aforesaid operations step, repeatedly can also repeatedly pipette a certain amount of liquid.
This Novel pipettor is simple to operate, pipette liquid convenient and swift, the amount of liquid that this Novel pipettor pipettes is accurate, after using even if long-time, the volume error pipetting liquid is also very little, and this Novel pipettor uses quantity tube to measure liquid, and three valves and two valves are on the impact of quantity tube, can compensate, so the amount of liquid pipetted is accurate when making quantity tube.Because valve is more durable, wear extent is little, even if after using so long-time, the volume error pipetting liquid is also very little, this Novel pipettor is easy to realize being made up of the mode of component combination, is namely easy to realize modularization, serializing, can select the quantity tube of different capabilities and the quantity tube of unlike material according to the capacity and kind pipetting liquid, also can select according to the total amount pipetting liquid different to move liquid funnel, different instructions for uses can be met like this.
Although be described the utility model with reference to an explanatory embodiment of the present utility model here, but, should be appreciated that, those skilled in the art can design a lot of other amendment and embodiment, these amendments and embodiment will drop within spirit disclosed in the present application and spirit.More particularly, in the scope of, accompanying drawing open in the application and claim, multiple modification and improvement can be carried out to the building block of subject combination layout and/or layout.Except the modification of carrying out building block and/or layout is with except improvement, to those skilled in the art, other purposes also will be obvious.
Claims (6)
1. a Novel pipettor, it is characterized in that, described pipettor comprises and moves liquid funnel (1), three valves (2), quantity tube (3) and two valves (4), describedly move the top that liquid funnel (1) is arranged on described quantity tube (3), described two valves (4) are arranged on the bottom by described quantity tube (3), to move described in described three valves (2) are arranged between liquid funnel (1) and described two valves (4) and from described distance of moving liquid funnel (1) more close to.
2. Novel pipettor according to claim 1, it is characterized in that: described three valves (2) have two valve position, described quantity tube (3) can be controlled and move being communicated with or closedown of the lower port of liquid funnel (1) with described, being communicated with or closedown of described quantity tube (3) and extraneous air can also be controlled.
3. Novel pipettor according to claim 1, is characterized in that: described two valves (4) have two valve position, can control the closedown of described quantity tube (3) lower port or open.
4. the Novel pipettor according to the arbitrary claim of claims 1 to 3, is characterized in that: the connecting tube of end of described two valves (4) is tapered opening.
5. Novel pipettor according to claim 1, is characterized in that: the material of described quantity tube (3) is glass or plastics.
6. Novel pipettor according to claim 1, is characterized in that: the range of capacity of described quantity tube (3) is 5 ~ 100ml.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520941322.6U CN205146263U (en) | 2015-11-23 | 2015-11-23 | Novel suction pipette |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520941322.6U CN205146263U (en) | 2015-11-23 | 2015-11-23 | Novel suction pipette |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205146263U true CN205146263U (en) | 2016-04-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520941322.6U Active CN205146263U (en) | 2015-11-23 | 2015-11-23 | Novel suction pipette |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205146263U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117050266A (en) * | 2023-07-27 | 2023-11-14 | 广东海洋大学 | Preparation method of organosilicon elastomer base material |
-
2015
- 2015-11-23 CN CN201520941322.6U patent/CN205146263U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117050266A (en) * | 2023-07-27 | 2023-11-14 | 广东海洋大学 | Preparation method of organosilicon elastomer base material |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |