CN215312526U - Adjustable test tube rack - Google Patents
Adjustable test tube rack Download PDFInfo
- Publication number
- CN215312526U CN215312526U CN202022915103.4U CN202022915103U CN215312526U CN 215312526 U CN215312526 U CN 215312526U CN 202022915103 U CN202022915103 U CN 202022915103U CN 215312526 U CN215312526 U CN 215312526U
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- China
- Prior art keywords
- horizontal plate
- hole
- test tube
- tube rack
- waste liquid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000012360 testing method Methods 0.000 title claims abstract description 31
- 239000007788 liquid Substances 0.000 claims abstract description 23
- 239000002699 waste material Substances 0.000 claims abstract description 22
- 238000004587 chromatography analysis Methods 0.000 claims abstract description 18
- 238000007599 discharging Methods 0.000 claims abstract description 3
- 238000003466 welding Methods 0.000 claims 2
- 239000012528 membrane Substances 0.000 abstract description 11
- 238000001914 filtration Methods 0.000 abstract description 9
- 238000000034 method Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 239000000523 sample Substances 0.000 description 5
- 239000013076 target substance Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002414 normal-phase solid-phase extraction Methods 0.000 description 1
- 239000012521 purified sample Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 231100000167 toxic agent Toxicity 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
- 238000004454 trace mineral analysis Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses an adjustable test tube rack which comprises an upright post, horizontal plates and a waste liquid groove, wherein the inner side of the upright post is provided with three horizontal slots for fixing the horizontal plates, the horizontal plates comprise an upper horizontal plate, a middle horizontal plate and a lower horizontal plate, the middle horizontal plate and the waste liquid groove are welded together with the upright post and cannot move, the right side of the waste liquid groove is provided with a flow guide hole which is provided with a valve for discharging waste liquid, and 3 horizontal plates are provided with through holes for placing an injector, a filtering membrane, an immunoaffinity chromatography column and a plastic test tube. The upper horizontal plate and the lower horizontal plate can move up and down according to the experimental requirements, the diversion holes play a role in diversion of waste liquid and timely discharge of the waste liquid, and the device is low in cost and simple to operate.
Description
Technical Field
The utility model relates to the technical field of teaching instruments, in particular to an adjustable test tube rack.
Background
With the rapid development of economy in China, the national standard system is gradually improved, the method for detecting the toxic substance residues is mainly an instrument analysis method, and the pretreatment of samples is the core of the detection technology. The traditional sample purification technology usually needs a plurality of purification steps, lacks selectivity, is time-consuming and tedious, is easy to pollute, loses samples, causes serious background interference and reduces the reliability of results. Therefore, establishing an efficient sample purification technique has become a major problem in trace analysis. Immunoaffinity chromatography columns, which are often used in conjunction with syringes, filtration membranes, etc., during operation, provide an efficient method for selectively purifying, concentrating, sorting, and then extracting purified samples from solid supports from liquid samples. There is not special test-tube rack of immunoaffinity chromatography column in the market at present, and a plurality of samples are difficult to simultaneous processing, and the sample can produce a large amount of waste liquids when carrying out immunoaffinity chromatography and handling, can pollute the desktop when using ordinary test-tube rack, and traditional test-tube rack can not carry out height control, is difficult to be fit for syringe, immunoaffinity chromatography column of different models.
Disclosure of Invention
The utility model aims to provide an adjustable test tube rack which is convenient and quick to operate and low in device cost.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows: the utility model discloses an adjustable test tube rack which comprises upright columns, horizontal plates and a waste liquid groove 6, wherein the upright columns on two sides comprise a right upright column A and a left upright column B, 3 horizontal plates are arranged between the right upright column A and the left upright column B and comprise an upper horizontal plate A, a middle horizontal plate B and a lower horizontal plate C, and the three horizontal plates are arranged in slots on the inner sides of the right upright column A and the left upright column B. And the middle horizontal plate B is welded with the right side column A and the left side column B, the waste liquid tank is also welded with the right side column A and the left side column B, the right side column A and the left side column B are provided with horizontal slots, and the middle horizontal plate B and the waste liquid tank play a role in fixing the test tube rack. Go up horizontal plate A and lower horizontal plate C and can rely on horizontal slot to reciprocate, all have the through-hole on 3 horizontal plates, through-hole diameter: go up through-hole I > well through-hole II > lower through-hole III.
The using method of the utility model is as follows: the method comprises the steps of firstly installing an injector, a filtering membrane and an immunoaffinity chromatography column at a test tube rack, wherein the injector and the filtering membrane are arranged between an upper horizontal plate A and a middle horizontal plate B, the injector is fixed by a through hole of the upper horizontal plate A, the immunoaffinity chromatography column is arranged between the middle horizontal plate B and a lower horizontal plate C and is fixed by a through hole of the middle horizontal plate B, the positions between the three horizontal plates can be adjusted according to the sizes of the injector, the filtering membrane, the immunoaffinity chromatography column and a plastic test tube, a sample enters the immunoaffinity chromatography column after being filtered by the injector and the filtering membrane, a target substance is adsorbed by the immunoaffinity chromatography column, impurities in the column are removed by a water washing column, and waste liquid enters a waste liquid tank and is removed through a diversion hole. When collecting the target substance, the plastic test tube is placed on the through hole of the lower horizontal plate C, the injector and the filtering membrane are removed, a proper amount of eluant is taken and added into the immunoaffinity chromatography column, the target substance adsorbed on the immunoaffinity chromatography column is eluted, and the target substance is collected in the plastic test tube for subsequent treatment.
Preferably, the through holes in the three layers of horizontal plates are longitudinally aligned in the center.
The utility model has the beneficial effects that: simple structure, convenient to use, easy operation, and with low costs, convenient and fast. The method is beneficial to scientific research institutions and detection units to solve the problem of insufficient personnel during large-scale processing of complex samples. The immunoaffinity chromatography column can be replaced by a solid phase extraction column of the same type, which is beneficial to orderly carrying out the pretreatment steps of various complex samples, ensures the high purity of the samples of the subsequent detection instrument and is convenient for obtaining more stable and reliable data. Therefore, the adjustable test tube rack provided by the utility model is very suitable for colleges and universities, detection companies and government quality inspection organizations, improves the pretreatment efficiency of complex samples, and ensures that the detection process is carried out smoothly.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
FIG. 2 is a schematic diagram of the structure of the present invention in actual operation.
FIG. 3 is a schematic diagram showing the structure of the syringe barrel, the filter membrane, the immunoaffinity chromatography column and the plastic test tube;
in the figure: 1-right upright column A, 2-left upright column B, 3-upper horizontal plate A, 4-middle horizontal plate B, 5-lower horizontal plate C, 6-waste liquid tank, 7-diversion hole, 8-horizontal slot, 9-injector, 10-filtering membrane, 11-immunoaffinity chromatography column, 12-plastic test tube, I-upper through hole, II-middle through hole and III-lower through hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings.
As shown in fig. 1, 2 and 3, the adjustable test tube rack disclosed by the utility model comprises an upright column, a horizontal plate and a waste liquid tank 6, wherein the upright column comprises a right upright column a and a left upright column B, the inner side of the upright column is provided with a plurality of horizontal slots 8, the horizontal slots on the inner sides of the right upright column a and the left upright column B correspond to each other one by one and are used for fixing the horizontal plate, the horizontal plate comprises three layers including an upper horizontal plate a, a lower horizontal plate B and a lower horizontal plate C, the middle horizontal plate B cannot move, the middle horizontal plate B and the waste liquid tank 6 play a role of fixing the test tube rack, and the upper horizontal plate a and the lower horizontal plate C can move up and down by depending on the horizontal slots 8. The upper horizontal plate A is provided with an upper through hole I, the middle horizontal plate B is provided with a middle through hole II, the lower horizontal plate C is provided with a lower through hole III, and the longitudinal centers of the through holes are aligned. The injector 9 and the filter membrane 10 are arranged between the upper horizontal plate A and the middle horizontal plate B, the injector 9 is fixed by the through hole of the upper horizontal plate A, the immunoaffinity chromatography column 11 is fixed by the through hole of the middle horizontal plate B, the plastic test tube 12 can be placed on the lower through hole III, and the through holes on the 3 horizontal plates are longitudinally aligned.
The upper horizontal plate a and the lower horizontal plate C are adjusted according to the sizes of the syringe 9, the filter membrane 10, the immunoaffinity chromatography column 11 and the plastic test tube 12 to accommodate the filtration of the sample.
The upper horizontal plate A and the lower horizontal plate C can be placed in different slots to adjust the distance between the upper horizontal plate A, the middle horizontal plate B and the lower horizontal plate C, the right side of the waste liquid tank 6 is provided with a flow guide hole 7 which is provided with a valve for discharging waste liquid, 6 groups of longitudinally corresponding installation through holes are formed in the upper horizontal plate A, the middle horizontal plate B and the lower horizontal plate C, and the number of the specific installation through holes can be adjusted according to actual use conditions.
The vertical direction is consistent with the corresponding direction of the adjustable test tube rack, the transverse direction is consistent with the left-right direction in the adjustable test tube rack, and the longitudinal direction is perpendicular to the transverse direction; the upper horizontal plate is positioned above the middle horizontal plate, and the lower horizontal plate is positioned below the middle horizontal plate.
The present invention is capable of other embodiments, and various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the utility model.
Claims (7)
1. The utility model provides an adjustable test-tube rack, includes stand, horizontal plate and waste liquid groove (6), its characterized in that: the stand includes right side stand (A) and left side stand (B), there are 3 horizontal plates between right side stand (A) and left side stand (B), including last horizontal plate (A), well horizontal plate (B) and lower horizontal plate (C), well horizontal plate (B), waste liquid groove (6) are between right side stand (A) and left side stand (B), well horizontal plate (B) and right side stand (A) and left side stand (B) welding are in the same place, waste liquid groove (6) are in the same place with right side stand (A) and left side stand (B) welding, right side stand (A) and left side stand (B) all have the horizontal direction slot, there is the through-hole on 3 horizontal plates, the through-hole diameter size is: the upper through hole (I) > the middle through hole (II) > the lower through hole (III).
2. The adjustable test tube rack according to claim 1, wherein the upper horizontal plate (a) has an upper through hole (i), the middle horizontal plate (B) has a middle through hole (ii), the lower horizontal plate (C) has a lower through hole (iii), the syringe (9) is fixed by the through hole of the upper horizontal plate (a), the immunoaffinity chromatography column (11) is fixed by the through hole of the middle horizontal plate (B), the plastic test tubes (12) can be placed on the lower through hole (iii), and the through holes on the 3 horizontal plates are longitudinally aligned.
3. The adjustable test tube rack according to claim 1, wherein the slots are respectively arranged on the right upright (A) and the left upright (B), and the upper horizontal plate (A) and the lower horizontal plate (C) can be placed in different slots to adjust the distance between the upper horizontal plate (A), the middle horizontal plate (B) and the lower horizontal plate (C).
4. The adjustable test tube rack according to claim 1, wherein the right side of the waste liquid tank (6) is provided with a diversion hole (7) which is provided with a valve for discharging waste liquid.
5. The adjustable test tube rack according to claim 1, wherein the slots are respectively arranged on the inner sides of the right upright (A) and the left upright (B), the left sides of the upper horizontal plate (A) and the left sides of the lower horizontal plate (C) can be inserted into the slots, the slots can be placed in different slots to adjust the distance between the upper horizontal plate (A), the middle horizontal plate (B) and the lower horizontal plate (C), a plurality of groups of slots are vertically arranged on the inner sides of the left upright and the right upright, and the upper horizontal plate (A) and the lower horizontal plate (C) can be inserted into different slots to adjust the height of the test tube rack.
6. The adjustable test tube rack of claim 2, wherein: and 6 groups of longitudinally corresponding mounting through holes are formed in the upper horizontal plate (A), the middle horizontal plate (B) and the lower horizontal plate (C), and the number of the specific mounting through holes can be adjusted according to actual use conditions.
7. The adjustable test tube rack according to claim 2, wherein the up-down direction is consistent with the corresponding direction of the adjustable test tube rack, the transverse direction is consistent with the left-right direction in the adjustable test tube rack, and the longitudinal direction is perpendicular to the transverse direction; the upper horizontal plate is positioned above the middle horizontal plate, and the lower horizontal plate is positioned below the middle horizontal plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022915103.4U CN215312526U (en) | 2020-12-03 | 2020-12-03 | Adjustable test tube rack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022915103.4U CN215312526U (en) | 2020-12-03 | 2020-12-03 | Adjustable test tube rack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215312526U true CN215312526U (en) | 2021-12-28 |
Family
ID=79545850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022915103.4U Expired - Fee Related CN215312526U (en) | 2020-12-03 | 2020-12-03 | Adjustable test tube rack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215312526U (en) |
-
2020
- 2020-12-03 CN CN202022915103.4U patent/CN215312526U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211228 |