CN208959930U - Proportioning device is used in experiment - Google Patents
Proportioning device is used in experiment Download PDFInfo
- Publication number
- CN208959930U CN208959930U CN201920254085.4U CN201920254085U CN208959930U CN 208959930 U CN208959930 U CN 208959930U CN 201920254085 U CN201920254085 U CN 201920254085U CN 208959930 U CN208959930 U CN 208959930U
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- open containers
- bottom end
- valve
- proportioning device
- lower bracket
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Abstract
The utility model discloses a kind of experiment proportioning devices, are related to laboratory apparatus ancillary technique field, comprising: lower bracket, for placing volumetric flask；The top of the lower bracket is arranged in upper bracket, the upper bracket；First open containers, first open containers are arranged on the upper bracket, and the bottom end of first open containers is equipped with the first valve；And at least two second open containers, each second open containers pass through conduit and are connected to first open containers, and the second valve is equipped on the every conduit, third valve is arranged in the bottom end of each second open containers.The utility model has the beneficial effects that multiple groups liquid disposably can be taken out quantitatively according to demand, a large amount of repeated labor of operator is reduced, conventional efficient is improved, reduces a possibility that operating error occurs.
Description
Technical field
The utility model relates to laboratory apparatus ancillary technique field, proportioning device is used in especially a kind of experiment.
Background technique
When doing certain comparative experimentss, it is often necessary to by certain or certain quantitative liquid reagent injecting tubes, when
When the experimental amount for needing to do reaches 10 groups or more, experimenter is when quantitative measurement liquid reagent will spend a large amount of every time
Between, it, again can increase experimental amount at double if primary experiment needs a variety of equivalent reagents.When the experimental amount mistake that operator does
When big, then it is easy to appear operating error, influences the effect of experiment.
Utility model content
The purpose of this utility model is the work in order to reduce certain or certain liquid of experimenter's repeatability quantitative
Amount, devises a kind of experiment proportioning device.
To achieve the goals above, the technical solution of the utility model is a kind of experiment proportioning device, comprising: lower
Frame, for placing volumetric flask；The top of the lower bracket is arranged in upper bracket, the upper bracket；First open containers, described
One open containers are arranged on the upper bracket, and the bottom end of first open containers is equipped with the first valve；And at least two
Second open containers, each second open containers pass through conduit and are connected to first open containers, lead described in every
The second valve is equipped on pipe, third valve is arranged in the bottom end of each second open containers.
Further, the plate face of the lower bracket is equipped with several for placing the second container slots of volumetric flask, and described the
The bottom end opening of two container slots and the second open containers corresponds, and the bottom end of the second container slot is equipped with the second through-hole.
Further, the plate face of the lower bracket is equipped with several for placing the first container slots of volumetric flask, and described the
The bottom end opening of one container slot and the first open containers corresponds, and the bottom end of the first container slot is equipped with first through hole.
Further, the lower bracket is equipped with taper liquid collecting ware, and the liquid collecting ware is located under the plate face of the lower bracket
The cone bottom of side, the liquid collecting ware is equipped with opening.
Further, the side of first open containers is equipped with graduation mark.
Further, the side of second open containers is equipped with graduation mark.
Further, second open containers there are four and be evenly arranged on the sides of the first open containers.
Further, second open containers there are six and be evenly arranged on the sides of the first open containers.
The beneficial effects of the utility model are: multiple groups liquid disposably can be taken out quantitatively according to demand, behaviour is reduced
Make a large amount of repeated labor of personnel, improves conventional efficient, reduce a possibility that operating error occurs.
Detailed description of the invention
Fig. 1 is the schematic view of the front view of the application proportioning device；
Fig. 2 is the overlooking structure diagram of the application proportioning device, wherein there are four the second open containers；
Fig. 3 is the overlooking structure diagram of the application proportioning device, wherein there are six the second open containers.
In above each figure,
1, lower bracket；11, second container slot；12, the second through-hole；13, the first container slot；14, first through hole；15, liquid collecting
Ware；
2, upper bracket；
3, the first open containers；31, the first valve；
4, the second open containers；41, conduit；42, the second valve；43, third valve.
Specific embodiment
Further to illustrate that the utility model is the technical means and efficacy reaching predetermined purpose of utility model and being taken,
Below in conjunction with attached drawing and preferred embodiment, to foundation specific embodiment of the present utility model, structure, feature and its effect, in detail
Carefully it is described as follows:
A kind of experiment proportioning device, as shown in Figure 1 to Figure 3, including lower bracket 1, upper bracket 2,3 He of the first open containers
At least two second open containers 4.
With reference to Fig. 1, lower bracket 1 is mainly used for placing volumetric flask, such as test tube, beaker and flask.With reference to Fig. 1 and Fig. 2, institute
The top that the lower bracket 1 is arranged in upper bracket 2 is stated, the upper bracket 2 and upper bracket 1 may be collectively referred to as bracket, specific structure
It is subject to and other components of the application are installed are designed.
As depicted in figs. 1 and 2, first open containers 3 are arranged on the upper bracket 2.Each second opening
Container 4 is connected to by conduit 41 with first open containers 3, is equipped with the second valve 42 on the every conduit 41.Institute
It states the first open containers 3 and is connected to the second open containers 4 using conduit 41, which employs law of connected vessels.It is open when to first
In container 3 when injection liquid, the liquid level in the first open containers 3 and each second open containers 4 is contour.Each described second
Third valve 43 is arranged in the bottom end of open containers 4, which is used to release the liquid in the second open containers 4.Institute
The bottom end for stating the first open containers 3 is equipped with the first valve 31, and first valve 31 is for putting the liquid in the first open containers 3
Out.About the quantity of the second open containers 4, the application illustrates four in Fig. 2, and second open containers 4 are evenly arranged on
The side of first open containers 3.Or as shown in figure 3, there are six second open containers 4 and it is evenly arranged on the first open containers
3 side.Here, the second open containers 4 can also line up the form of M row's N column, to improve efficiency.
When in use, first the first valve 31 and third valve 43 are closed, all second valves 42 are opened, by the first opening
Liquid is injected in container 3, when the desired quantity is reached, closes the second valve 42, successively opens third valve 43 for the second opening
Liquid in container 3 is released.Here, graduation mark can be set in the side of first open containers 3, which refers to the
Amount of liquid (including the amount of liquid in the conduit between close two valve of the second open containers 4) in two open containers 4 is not
Amount of liquid in one open containers 3.In addition, graduation mark can be arranged in the side of second open containers 4, avoid putting because of device
Put it is uneven and caused by error.
In addition, connecing liquid below each container for convenience, several be used for is equipped in the plate face of the lower bracket 1
The second container slot 11 of volumetric flask is placed, the bottom end opening one-to-one correspondence of the second container slot 11 and the second open containers 4 is
Facilitate the positioning of volumetric flask, the bottom end of the second container slot 11 is equipped with the second through-hole 12, and second through-hole 12 is for collecting
The liquid of attachment itself and cleaning lower bracket 1 is clear on the liquid that falls down from the second open containers of top 4, volumetric flask
Washing lotion.Similarly, the plate face of the lower bracket 1 is equipped with several for placing the first container slot 13 of volumetric flask, and described first holds
The bottom end opening of tank 13 and the first open containers 3 corresponds, and the bottom end of the first container slot 13 is equipped with first through hole 14,
The first through hole 14 for collecting the liquid-liquid fallen down from the first open containers of top 3, itself attachment on volumetric flask
Liquid and clean lower bracket 1 cleaning solution.
In addition, taper liquid collecting ware 15 can be arranged on the lower bracket 1, the liquid collecting ware 15 is located at the lower bracket 1
Below plate face, the cone bottom of the liquid collecting ware 15 is equipped with opening, which is mainly used for collecting from first through hole 14 and second
Waste liquid under being slid on through-hole 12.
The utility model is described above with reference to preferred embodiment, but the protection scope of the utility model is not
Limited to this can carry out various improvement and can be with equivalent without departing from the scope of the invention to it
Object replaces component therein, as long as structural conflict is not present, items technical characteristic mentioned in the various embodiments can appoint
Meaning mode combines, and any reference signs in the claims should not be construed as limiting the involved claims no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive.Therefore, any right that falls into is wanted
All technical solutions in the range of asking are within the protection scope of the present utility model.
Claims (8)
1. a kind of experiment proportioning device characterized by comprising
Lower bracket (1), for placing volumetric flask；
Upper bracket (2), top of upper bracket (2) setting in the lower bracket (1)；
First open containers (3), first open containers (3) are arranged on the upper bracket (2), first open containers
(3) bottom end is equipped with the first valve (31)；And
At least two second open containers (4), each second open containers (4) are opened by conduit (41) with described first
Mouth container (3) is connected to, and is equipped with the second valve (42) on the every conduit (41), each second open containers (4)
Third valve (43) are arranged in bottom end.
2. experiment proportioning device according to claim 1, which is characterized in that the plate face of the lower bracket (1) is equipped with
Several second container slots (11) for being used to place volumetric flask, the bottom end of the second container slot (11) and the second open containers (4)
Opening corresponds, and the bottom end of the second container slot (11) is equipped with the second through-hole (12).
3. experiment proportioning device according to claim 1, which is characterized in that the plate face of the lower bracket (1) is equipped with
Several the first container slots (13) for being used to place volumetric flask, the bottom end of the first container slot (13) and the first open containers (3)
Opening corresponds, and the bottom end of the first container slot (13) is equipped with first through hole (14).
4. experiment proportioning device according to claim 1, which is characterized in that the lower bracket (1) is equipped with taper collection
Liquid ware (15), the liquid collecting ware (15) are located at below the plate face of the lower bracket (1), and the cone bottom of the liquid collecting ware (15), which is equipped with, opens
Mouthful.
5. experiment proportioning device according to claim 1, which is characterized in that the side of first open containers (3)
Equipped with graduation mark.
6. experiment proportioning device according to claim 1, which is characterized in that the side of second open containers (4)
Equipped with graduation mark.
7. experiment proportioning device according to claim 1, which is characterized in that there are four second open containers (4)
And it is evenly arranged on the side of the first open containers (3).
8. experiment proportioning device according to claim 1, which is characterized in that there are six second open containers (4)
And it is evenly arranged on the side of the first open containers (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920254085.4U CN208959930U (en) | 2019-02-28 | 2019-02-28 | Proportioning device is used in experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920254085.4U CN208959930U (en) | 2019-02-28 | 2019-02-28 | Proportioning device is used in experiment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208959930U true CN208959930U (en) | 2019-06-11 |
Family
ID=66766660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920254085.4U Active CN208959930U (en) | 2019-02-28 | 2019-02-28 | Proportioning device is used in experiment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208959930U (en) |
-
2019
- 2019-02-28 CN CN201920254085.4U patent/CN208959930U/en active Active
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