CN211990122U

CN211990122U - Chromic acid washing solution soaking device

Info

Publication number: CN211990122U
Application number: CN202020384402.7U
Authority: CN
Inventors: 刘一兰
Original assignee: Nanjing Institute of Geography and Limnology of CAS
Current assignee: Nanjing Institute of Geography and Limnology of CAS
Priority date: 2020-03-24
Filing date: 2020-03-24
Publication date: 2020-11-24
Anticipated expiration: 2030-03-24

Abstract

A chromic acid washing solution soaking device comprises a storage tank, at least one soaking barrel and at least one drying barrel; the storage tank can be used for simultaneously placing the soaking barrel and the drying barrel; the body of the soaking barrel is hermetically provided with a barrel cover, and a porous shelf is arranged in the soaking barrel; the porous shelf is provided with a porous clapboard and at least two layers of fixed clapboards, the fixed clapboards are arranged on the porous clapboard, the fixed clapboards are uniformly and correspondingly provided with holes, and the porous clapboard is provided with porous holes; the drying barrel is internally provided with a closed clapboard and at least two layers of fixed clapboards, the fixed clapboards are arranged on the closed clapboard, the fixed clapboards are uniformly and correspondingly provided with holes, and the closed clapboard is a closed clapboard. The utility model provides a long straight type sample reaction tube of element class do not have special soaking vessel's problem, it is good to have the leakproofness, soaks the characteristics that the cleaning efficiency is high, can make the sample cell independently place in the cleaning process, prevents that the collision from breaking, washs and collects chromic acid lotion after accomplishing, can reduce environmental pollution.

Description

Chromic acid washing solution soaking device

Technical Field

The utility model relates to an analysis and test instrument, concretely relates to chromic acid lotion soak device of long straight type sample reaction tube of elemental analyzer.

Background

In the process of researching geological and chemical energy sources and monitoring environment, the element analyzer plays an important role, and various analyzers are designed based on the chromatographic principle although the structures and the performances of the analyzers are different. In the process of analyzing the element composition of soil, sediments, plants, organic materials, organic compounds and the like by using an element analyzer, the absolute purity of a sample storage container needs to be ensured, and the sample is prevented from being polluted, so that the problem of cleaning a sample reaction tube is often involved. At present, a chromic acid washing solution is generally selected as a washing solution when a sample reaction tube is washed in a laboratory, but due to the strong corrosivity of the chromic acid washing solution, the chromic acid washing solution needs to be used for washing the sample reaction tube, and the skin is prevented from being burned by the chromic acid washing solution; meanwhile, the sample reaction tube is inevitably incomplete, broken and the like when being cleaned due to the tubular characteristic of the sample reaction tube. Aiming at the problems, at present, no chromic acid washing liquid soaking device suitable for the long straight type reaction tube exists, so that a chromic acid washing liquid soaking device is required to be designed for cleaning the long straight type sample reaction tube of the element analyzer.

SUMMERY OF THE UTILITY MODEL

The invention aims to overcome the defects of the prior art and provide the chromic acid washing solution soaking device, which can not only ensure that an experimenter can conveniently and safely clean the sample reaction tube, but also reduce the damage of the sample reaction tube in the cleaning process and ensure that the sample reaction tube is more thoroughly cleaned.

In order to achieve the above object, the utility model adopts the following technical scheme:

a chromic acid washing solution soaking device comprises a storage tank, at least one soaking barrel and at least one drying barrel;

the storage tank can be used for simultaneously placing the soaking barrel and the drying barrel, so that chromic acid washing liquor is prevented from leaking;

the body of the soaking barrel is hermetically provided with a barrel cover, a porous shelf is arranged in the soaking barrel, and the barrel cover has a sealing effect and can prevent chromic acid washing liquor from being placed open to absorb water and being diluted to influence the washing liquor effect;

the porous shelf is provided with a porous clapboard and at least two layers of fixed clapboards, the fixed clapboards are arranged on the porous clapboard and are used for fixing the reaction tubes, the fixed clapboards are uniformly and correspondingly provided with holes, and the porous clapboard is provided with porous holes, so that the reaction tubes can be ensured to be independently arranged in the soaking barrel, collision and breakage are avoided, and meanwhile, chromic acid washing liquor in the soaking barrel can be ensured to fully contact the inner and outer pipe walls of the reaction tubes, and the reaction tubes can be better cleaned;

be equipped with closed baffle and at least two-layer fixed stop in the drying barrel, fixed stop arranges in on the closed baffle for fixed reaction tube, fixed stop is even, be equipped with the hole correspondingly, closed baffle is sclausura closed baffle, and the sample reaction tube after soaking through the soaking bucket immigrates from the soaking bucket in the drying barrel, it is downthehole to insert the baffle, drips remaining lotion in the reaction tube as far as possible, the lotion that the drying barrel collected can be poured back and soak in the bucket reuse, reduces environmental pollution.

Furthermore, the storage tank is made of glass.

Further, the soaking barrel is made of glass, the opening of the soaking barrel is a frosted opening, the barrel cover is a frosted barrel cover, the outer diameter of the soaking barrel is 12cm, the inner diameter of the soaking barrel is 8cm, the thickness of the glass is 2cm, and the depth of the glass is 50 cm.

Furthermore, the porous shelf is made of glass, the diameter of the porous shelf is 7cm, the thickness of the fixed partition board is 1cm, and the number of holes is preferably 5; the aperture of the fixed clapboard at the bottommost layer is smaller than the apertures of other fixed clapboards, so that the bottom of the reaction tube is ensured not to be contacted with the porous clapboard, the impurities in the sample reaction tube can conveniently flow out, and meanwhile, the washing liquid can quickly enter the tube from the lower part; the aperture of the porous partition board is 0.5cm, the thickness of the porous partition board is 1cm, the distance between the fixed partition board at the top layer and the porous partition board is 40cm, the distance between the fixed partition board at the bottom layer and the porous partition board is 5cm, the reaction tube can be inserted into the hole of the fixed partition board and is independently placed, the collision and the breakage are avoided, and the chromic acid washing solution is convenient to soak the inner and outer tube walls of the sample reaction tube.

Further, the drying barrel is made of glass, the diameter of the drying barrel is 7cm, the thickness of the fixed partition plate is 1cm, and the number of holes is preferably 5; the aperture of the fixed clapboard close to the closed clapboard is smaller than the apertures of other fixed clapboards, so that the bottom of the reaction tube is ensured not to be contacted with the bottom clapboard, the distance between the fixed clapboard farthest from the closed clapboard and the closed clapboard is 40cm, and the distance between the fixed clapboard close to the closed clapboard and the closed clapboard is 5 cm.

Compared with the prior art, the beneficial effects of the utility model are that: the device has small volume, is convenient and practical, and can soak a plurality of sample reaction tubes at one time; 2. the baffle plate with a plurality of jacks enables each reaction tube to be independently placed in the soaking process, so that collision and breakage are prevented; 3. the design of the frosted opening has good sealing performance, and the phenomenon that the effect of the chromic acid washing liquid is influenced by water absorption and dilution in the open placement process is avoided; 4. the matched drying barrel can collect the washing liquid dripped from the sample reaction tube of the sample tube, and the washing liquid can be reused, so that the environmental pollution is reduced; 5. the problem of long straight type sample reaction tube of element class does not have special soaking container is solved for reaction tube reuse many times has prolonged the life of sample reaction tube, avoids extravagant.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Reference numbers in the figures: 1 is a soaking barrel, 2 is a drying barrel, 3 is chromic acid washing liquid, 4 is a sample reaction tube, 5 is a barrel cover, 6 is a porous shelf, 7 is a first layer of fixed partition board, 8 is a second layer of fixed partition board, 9 is a porous partition board, 10 is a storage tank, and 11 is a sealed partition board.

Detailed Description

Example 1

A chromic acid washing solution soaking device comprises a storage tank 10, a soaking barrel 1 and a drying barrel 2;

the storage tank 10 is made of glass and can be used for simultaneously storing the soaking barrel 1 and the drying barrel 2;

the body of the soaking barrel 1 is hermetically provided with a barrel cover 5, and a porous shelf 6 is arranged in the soaking barrel 1;

the porous shelf 6 is provided with a porous partition board, a first layer of fixed partition board 7 and a second layer of fixed partition board 8, the two layers of fixed partition boards are arranged on the porous partition board 9 and are used for fixing the sample reaction tube 4, the first layer of fixed partition board 7 and the second layer of fixed partition board 8 are uniformly and correspondingly provided with holes, and the porous partition board 9 is provided with porous small holes;

the drying barrel 2 is internally provided with a closed clapboard 8, a first layer fixed clapboard 7 and a second layer fixed clapboard 8 which are two layers of fixed clapboards, the two layers of fixed clapboards are arranged on the closed clapboard 11 and are used for fixing the sample reaction tube 4, the first layer fixed clapboard 7 and the second layer fixed clapboard 8 are evenly and correspondingly provided with holes, and the closed clapboard 11 is a non-porous closed clapboard.

The storage jar 10 is made of glass.

Soaking bucket 1 is the glass material, and 1 bung hole of soaking bucket is the dull polish mouth, and bung 5 is the dull polish bung, 1 bucket external diameter 12cm of soaking bucket, bucket internal diameter 8cm, glass thickness 2cm, degree of depth 50 cm.

The porous shelf 6 is made of glass and has a diameter of 7cm, the first layer of fixed partition 7 has a pore diameter of 2cm and a thickness of 1cm, and the number of holes is 5; the aperture of the second layer of fixed partition plate 8 is 1.5cm, the aperture of the porous partition plate 9 is 0.5cm, the thickness is 1cm, the distance between the first layer of fixed partition plate 7 and the porous partition plate 9 is 40cm, and the distance between the second layer of fixed partition plate 8 and the porous partition plate 9 is 5 cm.

The drying barrel 2 is made of glass and has the diameter of 7cm, the aperture of the first layer of fixed partition plate 7 is 2cm, the thickness of the first layer of fixed partition plate is 1cm, and the number of holes is 5; the aperture of the second layer of fixed partition plate 8 is 1.5cm, the thickness is 1cm, the distance between the first layer of fixed partition plate 7 and the porous partition plate 9 is 40cm, and the distance between the second layer of fixed partition plate 8 and the porous partition plate 9 is 5 cm.

When the device is used, the porous shelf 6 is placed in the soaking barrel 1 filled with chromic acid washing liquor 3, the sample reaction tube 4 with the dust removed is placed in the hole of the porous shelf 6, the barrel cover 5 is covered, the sample reaction tube 4 is soaked in a sealing mode until dirt residues in the sample reaction tube 4 flow out, the sample reaction tube 4 is moved into the drying barrel 2, and the washing liquor remaining in the sample reaction tube 4 is completely dripped.

Claims

1. A chromic acid washing solution soaking device is characterized by comprising a storage tank, at least one soaking barrel and at least one drying barrel;

a barrel cover is hermetically arranged on the soaking barrel body, and a porous shelf is arranged in the soaking barrel;

the porous shelf is provided with a porous clapboard and at least two layers of fixed clapboards, the fixed clapboards are arranged on the porous clapboard and used for fixing the reaction tube, the fixed clapboards are uniformly and correspondingly provided with holes, and the porous clapboard is provided with small holes;

the drying barrel is internally provided with a closed partition plate and at least two layers of fixed partition plates, the fixed partition plates are arranged on the closed partition plate and used for fixing the reaction tubes, the fixed partition plates are uniformly and correspondingly provided with holes, and the closed partition plate is a closed partition plate.

2. The chromic acid washing soaking apparatus of claim 1, wherein the holding tank is made of glass.

3. The chromic acid washing soaking device of claim 1, wherein the soaking barrel is made of glass, the opening of the soaking barrel is a frosted opening, and the barrel cover is a frosted barrel cover.

4. The chromic acid washing soaking apparatus of claim 1, wherein the soaking barrel has an outer diameter of 12cm, an inner diameter of 8cm, a glass thickness of 2cm and a depth of 50 cm.

5. The chromic acid pickling apparatus of claim 1 wherein said porous rack is of glass material and has a diameter of 7 cm.

6. The chromic acid washing soaking apparatus of claim 1, wherein the drying barrel is made of glass and has a diameter of 7 cm.

7. The chromic acid washing soaking apparatus of claim 1, wherein the fixed partition plate has a thickness of 1cm and the number of holes is 5.

8. The chromic acid pickling apparatus of claim 1, wherein the pore size of the lowermost fixing plate is smaller than the pore size of the other fixing plates.

9. The chromic acid washing soaking apparatus of claim 1, wherein the porous separator has a pore size of 0.5cm and a thickness of 1 cm.

10. The chromic acid washing soaking apparatus according to claim 1, wherein the distance between the uppermost fixed partition and the porous partition or the closed partition is 40cm, and the distance between the lowermost fixed partition and the porous partition or the closed partition is 5 cm.