CN202968099U - Equipment for quickly purifying concentrated hydrochloric acid - Google Patents
Equipment for quickly purifying concentrated hydrochloric acid Download PDFInfo
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- CN202968099U CN202968099U CN 201220617923 CN201220617923U CN202968099U CN 202968099 U CN202968099 U CN 202968099U CN 201220617923 CN201220617923 CN 201220617923 CN 201220617923 U CN201220617923 U CN 201220617923U CN 202968099 U CN202968099 U CN 202968099U
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- hydrochloric acid
- concentrated hydrochloric
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Abstract
The utility model relates to equipment for quickly purifying concentrated hydrochloric acid. The equipment comprises a pre-purifying concentrated hydrochloric acid container (12), a reducing agent container (13), a tee reacting block (1), a peristaltic pump (2), an air-liquid mixing block (3), an air-liquid separator (4), an external air source system, etc. According to the equipment for quickly purifying the concentrated hydrochloric acid, the hydride generation principle is utilized, namely the heavy metal in the hydrochloric acid is reduced by utilizing a reducing agent (KBH4) in order to generate gaseous hydride, then the gas-liquid separation is carried out to remove the heavy metal impurities in the hydrochloric acid, and thus the purpose of purifying the hydrochloric acid can be realized. The equipment has the characteristics that the purification is carried out at fast speed, a 500ml bottle of concentrated hydrochloric acid can be purified for every hour, and the purifying efficiency can reach 90%, so that the quantity demanded in the experiment can be met; in addition, the equipment is low in cost and high in popularization, and is well suitable for being used in place at level under the prefecture-level city.
Description
Technical field
The utility model relates to a kind of concentrated hydrochloric acid fast purification equipment.
Background technology
Chemical analysis technology can roughly be divided into inorganic analysis and organic analysis two classes, wherein often can use various acid in inorganic analysis and do sample preparation and upper machine analysis, and hydrochloric acid is exactly one of the most frequently used reagent acid.Yet at present, domestic hydrochloric acid purity is not highly stable, and especially prefecture-level city is following regional, and the heavy metal content in hydrochloric acid exceeds standard often, brings very large puzzlement to the analyst.
At present, for the purification of hydrochloric acid, adopt the way of sub-boiling distillation to realize in the laboratory more, namely utilize the temperature lower than the hydrochloric acid boiling point, lentamente the hydrochloric acid acid gas is steamed the hydrochloric acid after condensation again receives to be purified, purification efficiency can reach more than 90%.Yet because vaporization temperature is low, the purification speed of sub-boiling distillation system is very slow, commercial equipment generally, hydrochloric acid purge amount hourly is only 40 ~ 50ml, can not satisfy the demand in laboratory at all.In addition, system need to adopt high-purity acid resisting material as container for evaporation due to sub-boiling distillation, so cost is higher, and commercial equipment price is often in tens thousand of units left and right.
The utility model content
The technical problem that the utility model solves is to provide a kind of concentrated hydrochloric acid fast purification equipment, and this equipment is the principle that adopts hydride to occur, and namely utilizes reductive agent (KBH
4) will generate gaseous hydride after the heavy metal reduction in hydrochloric acid, then through the gas-liquid separation operation, remove the beavy metal impurity in hydrochloric acid, to reach the purpose that purifies hydrochloric acid.Be characterized in, purification speed is fast, per hour can purify the concentrated hydrochloric acid reagent of one bottle of 500ml, and purification efficiency also can reach 90%, can satisfy the experiment demand, and cheap, and popularization is strong, is fit to very much following local use of prefecture-level city.
A kind of concentrated hydrochloric acid fast purification equipment, comprise purify before concentrated hydrochloric acid container, container for reducing agent, threeway reaction block, peristaltic pump, gas-liquid mixed piece, gas-liquid separator and external gas source system, before described purification, concentrated hydrochloric acid container and container for reducing agent connect respectively wherein two paths of described threeway reaction block; Another path of described threeway reaction block connects described peristaltic pump, and a path of the described gas-liquid mixed piece of rear connection, one, another two paths of described gas-liquid mixed piece connect described external gas source system; Another is passed in described gas-liquid separator by the gas-liquid separation mouth; Described gas-liquid separator is U-shaped, the left arm of U-shaped arm is longer than right arm, the internal diameter of left arm increases, described gas-liquid separation mouth passes into the stage casing of described left arm, carry out therein gas-liquid separation, liquid after separation is the vitriol oil liquid after purifying, in vitriol oil container after the scavenging solution outlet inflow purification of right arm; The left arm top of described gas-liquid separator is waste gas outlet, and a side of its epimere has a Balance Air import; Described external gas source system comprises argon gas steel cylinder and decompression table, and the threeway of rear connection gas circuit has thereafter the two-way gas circuit, and a gas circuit connects described gas-liquid mixed piece; Another gas circuit connects the Balance Air import of described gas-liquid separator.The pipeline that connects described container for reducing agent and described threeway reaction block is the fine, soft fur tubule of internal diameter 0.3mm.
Adopt technique scheme, the technique effect that can obtain is:
(1) fast purification of concentrated hydrochloric acid can be realized, per hour 500ml can be reached;
(2) utilize micro-fluidic mode capillaceous, can obtain the concentrated hydrochloric acid scavenging solution of high acidity;
(3) loss of acid gas can be effectively avoided in the Balance Air of gas-liquid separator design;
(4) device is simple and practical, is easy to local penetration and promotion.
Description of drawings
Fig. 1 is the annexation figure of concentrated hydrochloric acid fast purification equipment of the present utility model;
In figure: 1: the threeway reaction block; 2: peristaltic pump; 3: the gas-liquid mixed piece; 4: gas-liquid separator; 5: the Balance Air import; 6: the gas-liquid separation mouth; 7: waste gas outlet; 8: the scavenging solution outlet; 9: the argon gas steel cylinder; 10: decompression table; 11: the gas circuit threeway; 12: concentrated hydrochloric acid container before purifying; 13: container for reducing agent; 14: concentrated hydrochloric acid container after purifying.
Embodiment
For further illustrating the utility model, illustrate by the following specific embodiment:
See Fig. 1, dotted line shows gas flow path; Solid line shows liquid flow path.
As shown in the figure, a kind of concentrated hydrochloric acid fast purification equipment comprises the vitriol oil of containing in concentrated hydrochloric acid container 12(before purifying before purifying), contain reductive agent KBH in container for reducing agent 13(
4), threeway reaction block 1, peristaltic pump 2, gas-liquid mixed piece 3, gas-liquid separator 4 and external gas source system, concentrated hydrochloric acid container 12 and container for reducing agent 13 wherein two paths of connecting tee reaction blocks 1 respectively before purifying; Another path of threeway reaction block 1 connects peristaltic pump 2, and a path of rear connection gas-liquid mixed piece 3, one, another two paths of gas-liquid mixed piece 3 connect the external gas source system; Another is passed in gas-liquid separator 4 by gas-liquid separation mouth 6; Gas-liquid separator is U-shaped, and the left arm of U-shaped arm is longer than right arm, and the internal diameter of left arm increases, gas-liquid separation mouth 6 passes into the stage casing of left arm, carry out therein gas-liquid separation, the liquid after separation is the vitriol oil liquid after purifying, in vitriol oil container 14 after the scavenging solution outlet 8 inflow purifications of right arm; The left arm top of gas-liquid separator 4 is waste gas outlet 7, and a side of its epimere has a Balance Air import 5; The external gas source system comprises argon gas steel cylinder 9 and decompression table 10, and rear connection gas circuit threeway 11 has thereafter the two-way gas circuit, and a gas circuit connects gas-liquid mixed piece 3; Another gas circuit connects the Balance Air import 5 of gas-liquid separator 4.The pipeline that connects container for reducing agent 13 and threeway reaction block 1 is the fine, soft fur tubule of internal diameter 0.3mm.
In this equipment, concentrated hydrochloric acid to be clean is connected with the threeway reaction block respectively with reductive agent, wherein connecting the reductive agent pipeline is fine, soft fur tubule (internal diameter 0.3mm), adjust this capillary pipe length during optimization, guarantee that the extracted amount ratio of the extracted amount of concentrated hydrochloric acid and reductive agent in the 100:1 left and right, is too diluted after purification to avoid concentrated hydrochloric acid; Peristaltic pump is connected with the threeway reaction block, be responsible for extracting concentrated hydrochloric acid and reductive agent, the peristaltic pump rear end is connected with the gas-liquid mixed piece, and the argon gas of coming from gas circuit threeway outlet can purge the reaction solution of concentrated hydrochloric acid and reductive agent rapidly the air inlet liquid/gas separator by the gas-liquid separation mouth and realize gas-liquid separation; Another outlet of gas circuit threeway is connected with the Balance Air import of gas-liquid separator, with water vapour and the acid gas cooling for reflux of guaranteeing to rise from the gas-liquid separation mouth; The gas that rises to the gas-liquid separator top overflows from waste gas outlet; Acid solution after purification exports received by scavenging solution.Workflow:
(1) configuration 10ml, 0.5% reductive agent connects reductive agent and threeway reaction block, blocks the hydrochloric acid import, opens peristaltic pump extracting reductive agent arrival threeway reaction block position, termination of pumping;
(2) be communicated with hydrochloric acid to be clean to the threeway reaction block, the scavenging solution outlet connects receiving bottle;
(3) open decompression table (30Psi left and right);
(4) open peristaltic pump, begin to purify;
(5) after purification is completed, remove receiving bottle, detergent line and gas-liquid separator.
Above-described embodiment is described preferred implementation of the present utility model; be not that scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that the common engineering technical personnel in this area make the technical solution of the utility model all should fall in the definite protection domain of claims of the present utility model.
Claims (3)
1. concentrated hydrochloric acid fast purification equipment, it is characterized in that: comprise purify before concentrated hydrochloric acid container (12), container for reducing agent (13), threeway reaction block (1), peristaltic pump (2), gas-liquid mixed piece (3), gas-liquid separator (4) and external gas source system, before described purification, concentrated hydrochloric acid container (12) is connected 13 with container for reducing agent) connect respectively wherein two paths of described threeway reaction block (1); Another path of described threeway reaction block (1) connects described peristaltic pump (2), and a path of the described gas-liquid mixed piece of rear connection (3), one, another two paths of described gas-liquid mixed piece (3) connect described external gas source system; Another is passed in described gas-liquid separator (4) by gas-liquid separation mouth (6); Described gas-liquid separator is U-shaped, the left arm of U-shaped arm is longer than right arm, the internal diameter of left arm increases, described gas-liquid separation mouth (6) passes into the stage casing of described left arm, carry out therein gas-liquid separation, liquid after separation is the vitriol oil liquid after purifying, in vitriol oil container (14) after scavenging solution outlet (8) the inflow purification of right arm; The left arm top of described gas-liquid separator (4) is waste gas outlet (7), and a side of its epimere has a Balance Air import (5); Described external gas source system comprises argon gas steel cylinder (9) and decompression table (10), and rear connection gas circuit threeway (11) has thereafter the two-way gas circuit, and a gas circuit connects described gas-liquid mixed piece (3); Another gas circuit connects the Balance Air import (5) of described gas-liquid separator (4).
2. concentrated hydrochloric acid fast purification equipment according to claim 1, it is characterized in that: the pipeline that connects described container for reducing agent (13) and described threeway reaction block (1) is the fine, soft fur tubule of internal diameter 0.3mm.
3. concentrated hydrochloric acid fast purification equipment according to claim 1, it is characterized in that: described container for reducing agent fills reductive agent KBH in (13)
4
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220617923 CN202968099U (en) | 2012-11-20 | 2012-11-20 | Equipment for quickly purifying concentrated hydrochloric acid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220617923 CN202968099U (en) | 2012-11-20 | 2012-11-20 | Equipment for quickly purifying concentrated hydrochloric acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202968099U true CN202968099U (en) | 2013-06-05 |
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ID=48509202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220617923 Expired - Fee Related CN202968099U (en) | 2012-11-20 | 2012-11-20 | Equipment for quickly purifying concentrated hydrochloric acid |
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| Country | Link |
|---|---|
| CN (1) | CN202968099U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105070168A (en) * | 2015-09-14 | 2015-11-18 | 西华师范大学 | Three-way multifunctional reaction device |
-
2012
- 2012-11-20 CN CN 201220617923 patent/CN202968099U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105070168A (en) * | 2015-09-14 | 2015-11-18 | 西华师范大学 | Three-way multifunctional reaction device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20151120 |
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| EXPY | Termination of patent right or utility model |