CN220478865U - Liquid quantitative transfer structure - Google Patents
Liquid quantitative transfer structure Download PDFInfo
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- CN220478865U CN220478865U CN202321960184.7U CN202321960184U CN220478865U CN 220478865 U CN220478865 U CN 220478865U CN 202321960184 U CN202321960184 U CN 202321960184U CN 220478865 U CN220478865 U CN 220478865U
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- tank
- quantitative
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- pressure
- liquid
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- 239000007788 liquid Substances 0.000 title claims abstract description 34
- 238000012546 transfer Methods 0.000 title claims abstract description 12
- 239000003153 chemical reaction reagent Substances 0.000 claims abstract description 37
- 238000012360 testing method Methods 0.000 abstract description 9
- 238000011002 quantification Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 8
- 238000005086 pumping Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012864 cross contamination Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Automatic Analysis And Handling Materials Therefor (AREA)
Abstract
The utility model relates to a quantitative liquid transfer structure, which comprises a rotatable test disc, and further comprises a quantitative tank, a pressure tank and a spilled liquid tank which are arranged on the test disc; the quantitative pool is communicated with the pressure pool, and the pressure pool is communicated with the overflow pool; compared with the position of the quantifying tank, the pressure tank is close to the center of the test disc; the depth of the reaction tank is set along the thickness direction of the test disc; the reaction tank is communicated with the quantitative tank; the quantitative pool is cylindrical; the test disc is also provided with a reagent filling pool which is communicated with the quantitative pool; a one-way valve is arranged between the reagent filling tank and the quantitative tank; the one-way valve is used for enabling the reagent to flow unidirectionally from the reagent filling tank to the quantitative tank; the utility model has the advantages of realizing accurate quantification of liquid, having low cost and being convenient for large-scale industrialization.
Description
Technical Field
The utility model relates to the technical field of reagent trays, in particular to a quantitative liquid transfer structure.
Background
At present, the accurate quantification of the liquid is realized in a pumping mode, the pump and the liquid suction needle are required to be cleaned for preventing cross contamination, the process is complex, the time consumption is long, a large amount of clear water is required, and the resource is wasted; or by means of generating liquid drops, the number of the liquid drops is calculated to quantify, the structure is complex, the large-scale industrialized production is not facilitated, and the problem needs to be solved
Disclosure of Invention
The utility model aims to solve the technical problem of providing a liquid quantitative transfer structure, which can be provided with an intermediate quantitative tank, and the reagent is filled in the quantitative tank to accurately meter the reagent instead of pumping, thereby improving the efficiency.
In order to solve the problems, the utility model adopts the following technical scheme:
the quantitative liquid transferring structure comprises a rotatable test disc, a quantitative tank, a pressure tank and an overflow tank, wherein the quantitative tank, the pressure tank and the overflow tank are arranged on the test disc; the quantitative pool is communicated with the pressure pool, and the pressure pool is communicated with the overflow pool.
Further, compared with the position of the quantifying tank, the pressure tank is close to the center of the test disc.
Further, the reaction plate is circular; the overflow pool is triangular, the upper opening is small, the bottom is large, and the upper opening of the overflow pool is communicated with the pressure pool.
Further, the device also comprises a reaction tank communicated with the quantitative tank.
Further, the quantitative tank is cylindrical.
Further, a reagent filling pool is further arranged on the test disc, and the reagent filling pool is communicated with the quantitative pool.
Further, a one-way valve is arranged between the reagent filling tank and the quantifying tank; the one-way valve is used for one-way flow of the reagent from the reagent filling tank to the quantifying tank.
The beneficial effects of the utility model are as follows:
the pressure tank is communicated with the quantitative tank and the overflow tank and is provided with only one inlet, the pressure tank is in a direction closer to the center of a circle, in the rotating process of the reaction plate, liquid firstly enters the quantitative tank through the inlet of the quantitative tank under the action of centrifugal force, redundant liquid enters the overflow tank through the pressure tank after the quantitative tank is full, the three tanks cannot escape after entering the liquid due to the narrow liquid inlet, so that the pressure in the pressure tank is increased, after the pressure difference reaches a certain degree, the rotating speed of the reaction plate is changed, the centrifugal force is reduced, the liquid in the quantitative tank is transferred to the reaction tank under the action of the internal and external pressure difference, the overflow tank is triangular, the inlet is small, the inside is large, and the liquid does not flow out after entering, thereby realizing the accurate quantification of the quantitative tank;
the device has a simple structure, is convenient to control, and is suitable for large-scale production.
Drawings
FIG. 1 is a schematic perspective view of the structure of the present utility model;
FIG. 2 is an enlarged view at C of FIG. 1;
FIG. 3 is a schematic diagram of a structure of a spilled liquid pond;
FIG. 4 is a schematic structural view of the quantitative tank.
The reference numerals in the figures illustrate:
1-reaction plate, 2-reaction tank, 3-quantitative tank, 31-reagent inlet, 32-reagent outlet, 33-reagent outlet, 4-pressure tank, 5-overflow tank.
Detailed Description
The drawings in the embodiments of the present utility model will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; the described embodiments are only a few embodiments of the present utility model; but not all embodiments, are based on embodiments in the present utility model; all other embodiments obtained by those of ordinary skill in the art without undue burden; all falling within the scope of the present utility model.
Example 1
As shown in figures 1-4 of the drawings,
the quantitative liquid transferring structure comprises a rotatable reaction plate 1, a quantitative tank 3, a pressure tank 4 and a spilled liquid tank 5 which are arranged on the reaction plate 1; the quantitative tank 3 is communicated with the pressure tank 4, and the pressure tank 4 is communicated with the overflow tank 5.
As shown in fig. 4, the quantitative tank 3 is provided with a reagent inlet 31, a reagent outlet 33 and a reagent overflow port 32; a reagent outlet 33; the reagent inlet 31 is provided with a one-way valve to avoid reagent backflow;
as shown in fig. 1, the pressure tank 4 is located closer to the center of the reaction plate 1 than the position of the quantitative tank 3.
And a reaction tank 2 communicated with the quantitative tank 3.
The quantitative tank 3 is cylindrical. The cylindrical dosing tank 3 is easy to dose.
A reagent filling tank is further arranged on the reaction plate 1 and is communicated with the quantitative tank 3;
in the course of the operation of the present utility model,
a certain amount of reagent (30-50% of the capacity of the quantitative tank 3 is exceeded, the accurate amount is not needed) is put into the reagent filling tank, a power device (which belongs to common knowledge and is not shown in the figure) is adopted to drive the reaction plate 1 to rotate, a motor with adjustable speed is adopted as the power device, and the reagent enters the quantitative tank 3 from the reagent filling tank under the action of centrifugal force;
the pressure tank 4 is communicated with the quantitative tank 3 and the overflow tank 5, and is provided with only one inlet, the pressure tank 4 is in a direction closer to the center of a circle, in the process of rotating the reaction plate 1, liquid firstly enters the quantitative tank 3 through a reagent inlet 31 of the quantitative tank 3 under the action of centrifugal force, redundant liquid enters the overflow tank 5 through the pressure tank 4 after the quantitative tank 3 is full, and after entering the liquid, the air in the three tanks cannot escape after entering the liquid due to the narrow liquid inlet, so that the pressure in the pressure tank 4 is increased, and after the pressure difference reaches a certain degree, the rotating speed (the rotating speed is reduced) of the reaction plate 1 is changed, the centrifugal force is reduced, and the liquid in the quantitative tank 3 is transferred to the reaction tank 2 under the action of the internal and external pressure difference; thereby realizing the accurate quantification of the quantifying tank 3.
Example 2
This embodiment is substantially identical in structure to embodiment 1,
the difference is that,
the overflow pool 5 is triangular, the upper opening is small, the bottom is large, and the upper opening of the overflow pool 5 is communicated with the pressure pool 4.
The overflow tank 5 is triangular, has small inlet and large inside, and can not flow out after entering.
Example 3
This embodiment is substantially identical in structure to embodiment 1,
the difference is that,
a one-way valve is arranged between the reagent filling tank and the reagent inlet 31 of the quantitative tank 3; the one-way valve is used for one-way flow of the reagent from the reagent filling tank to the quantifying tank. So that reagent can only flow from the reagent filling tank into the dosing tank 3.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The foregoing is merely an embodiment of the present utility model, and a specific structure and characteristics of common knowledge in the art, which are well known in the scheme, are not described herein, so that a person of ordinary skill in the art knows all the prior art in the application day or before the priority date of the present utility model, and can know all the prior art in the field, and have the capability of applying the conventional experimental means before the date, so that a person of ordinary skill in the art can complete and implement the present embodiment in combination with his own capability in the light of the present application, and some typical known structures or known methods should not be an obstacle for a person of ordinary skill in the art to implement the present application. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent. The protection scope of the present application shall be subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.
Claims (7)
1. The quantitative liquid transfer structure comprises a rotatable reaction plate (1) and is characterized by further comprising a quantitative tank (3), a pressure tank (4) and an overflow tank (5) which are arranged on the reaction plate (1); the quantitative pool (3) is communicated with the pressure pool (4), and the pressure pool (4) is communicated with the overflow pool (5).
2. A liquid metering transfer structure as claimed in claim 1, wherein: the reaction plate (1) is circular; compared with the position of the quantifying tank (3), the pressure tank (4) is close to the center of the reaction plate (1).
3. A quantitative transfer structure for liquid according to claim 2, characterized in that said overflow tank (5) is triangular, with a small upper mouth and a large bottom; the upper opening of the overflow pool (5) is communicated with the pressure pool (4).
4. A liquid quantitative transfer structure according to claim 1, further comprising a reaction tank (2) in communication with said quantitative tank (3).
5. A liquid metering transfer structure as claimed in claim 4 wherein: the quantitative pool (3) is cylindrical.
6. A liquid metering transfer structure as claimed in claim 1, wherein: and the reaction plate (1) is also provided with a reagent filling tank which is communicated with the quantitative tank (3).
7. A liquid metering transfer structure as claimed in claim 6 wherein: a one-way valve is arranged between the reagent filling tank and the quantitative tank (3); the one-way valve is used for one-way flow of the reagent from the reagent filling tank to the quantifying tank (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321960184.7U CN220478865U (en) | 2023-07-25 | 2023-07-25 | Liquid quantitative transfer structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321960184.7U CN220478865U (en) | 2023-07-25 | 2023-07-25 | Liquid quantitative transfer structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220478865U true CN220478865U (en) | 2024-02-13 |
Family
ID=89842048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321960184.7U Active CN220478865U (en) | 2023-07-25 | 2023-07-25 | Liquid quantitative transfer structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220478865U (en) |
-
2023
- 2023-07-25 CN CN202321960184.7U patent/CN220478865U/en active Active
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