CN220003470U - Get rid of portable clarifier of acetone impurity in high-purity acetylene - Google Patents
Get rid of portable clarifier of acetone impurity in high-purity acetylene Download PDFInfo
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- CN220003470U CN220003470U CN202321258194.6U CN202321258194U CN220003470U CN 220003470 U CN220003470 U CN 220003470U CN 202321258194 U CN202321258194 U CN 202321258194U CN 220003470 U CN220003470 U CN 220003470U
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- acetylene
- purifier
- acetone
- hollow cylinder
- purifier body
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- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 title claims abstract description 103
- HSFWRNGVRCDJHI-UHFFFAOYSA-N alpha-acetylene Natural products C#C HSFWRNGVRCDJHI-UHFFFAOYSA-N 0.000 title claims abstract description 78
- 125000002534 ethynyl group Chemical group [H]C#C* 0.000 title claims abstract description 78
- 239000012535 impurity Substances 0.000 title claims abstract description 37
- 239000003463 adsorbent Substances 0.000 claims abstract description 25
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- 239000000741 silica gel Substances 0.000 claims description 5
- 229910002027 silica gel Inorganic materials 0.000 claims description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 3
- 239000002808 molecular sieve Substances 0.000 claims description 3
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 238000000746 purification Methods 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 41
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 23
- 229910052757 nitrogen Inorganic materials 0.000 description 11
- 230000000052 comparative effect Effects 0.000 description 7
- 238000009826 distribution Methods 0.000 description 7
- 239000007788 liquid Substances 0.000 description 5
- 238000001179 sorption measurement Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000000243 solution Substances 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 3
- 238000001514 detection method Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 150000001345 alkine derivatives Chemical class 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000010892 electric spark Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The utility model belongs to the technical field of gas purification, and relates to a portable purifier for removing acetone impurities in high-purity acetylene, which comprises a purifier body and quick connectors, wherein the purifier body comprises a hollow cylinder and conical ports positioned at two ends of the hollow cylinder, one end of the conical port, which is far away from the hollow cylinder, is a small-diameter end, the hollow cylinder is formed by connecting more than two sections of hollow round tubes through threads, an adsorbent for adsorbing acetone is filled in the hollow cylinder, and the two quick connectors are respectively arranged at two ends of the purifier body. According to the utility model, the whole cylindrical purifier body is matched with the adsorbent filled in the purifier body to adsorb acetone in acetylene, so that the acetone in the acetylene is effectively removed, the accurate acetylene standard gas can be prepared, and the requirements of the acetylene standard gas under various conditions can be completely met.
Description
Technical Field
The utility model belongs to the technical field of gas purification, and relates to a portable purifier for removing acetone impurities in high-purity acetylene.
Background
Acetylene is the simplest alkyne, is inflammable gas, has the danger of violent explosion under liquid and solid states or gas states and certain pressure, and can cause explosion due to factors such as heat, vibration, electric spark and the like, so that the acetylene cannot be stored or transported after pressurization and liquefaction. And acetylene is poorly soluble in water, is readily soluble in acetone, has a solubility of 237 g/l in acetone at 15 ℃ and a total pressure of 15 atm, and the solution is stable. Therefore, in industry, acetylene is pressed into steel barrels or steel cans filled with porous materials such as asbestos after the porous materials absorb acetone, and such acetylene is called dissolved acetylene for storage and transportation.
When preparing standard gas, dissolved acetylene is also used as raw material gas for preparation, but acetone used as solvent in the preparation process can come out along with acetylene and enter a gas distribution cabinet. The standard gas is prepared by a weighing method, but the quality of the obtained acetylene is inaccurate due to the fact that the standard gas contains acetone with unknown proportion. In the prior art, the existence of acetone is generally ignored, but the impurity can affect the quality of the standard gas, and when some customers or experimental conditions have high requirements on the content of acetylene, the prepared acetylene standard gas cannot meet the requirements of customers or experiments, and even quality accidents can be caused. The structure of some existing gas purifying devices is generally complex, for example, chinese patent utility model patent No. CN210595850U discloses a multistage filtering high-purity acetylene purifying device, which comprises an acetylene cylinder, wherein a first filter pipe, a second filter pipe and a high-purity acetylene collecting bottle are sequentially arranged on one side of the acetylene cylinder from left to right; a first threaded pipe, a first limiting ring and a first filter screen are sequentially arranged between the acetylene cylinder and the first filter pipe from left to right, and a second filter screen, a second limiting ring and a second threaded pipe are sequentially arranged between the second filter pipe and the high-purity acetylene collecting bottle from left to right. When the multistage filtering high-purity acetylene purification device is used for purifying acetylene gas, a liquid impurity removing agent is required to remove the impurity gas, the liquid impurity removing agent needs to be replaced after being used for a period of time, and the device is inconvenient to replace the liquid impurity removing agent, so that the construction difficulty is increased; and its structure is comparatively complicated, is inconvenient for carrying out the transformation on the basis of current gas holder, also can not peel off the acetone impurity in the acetylene.
Therefore, it is necessary to provide a portable purifier for removing acetone impurities in high purity acetylene, so as to solve the problem that acetone as a solvent flows along with acetylene, resulting in inaccurate acetylene quality.
Disclosure of Invention
In view of the above, the present utility model aims to provide a portable purifier for removing acetone impurities in high purity acetylene, which uses the characteristic that acetone is liquid at normal temperature, and rapidly absorbs acetone by an adsorbent arranged in a purifier body, so as to solve the problem that acetone as a solvent flows along with acetylene, resulting in inaccurate acetylene quality.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a get rid of portable purifier of acetone impurity in high-purity acetylene, includes purifier body and quick connector, the purifier body includes hollow cylinder and the toper mouth that is located hollow cylinder both ends, just the toper mouth is kept away from the one end of hollow cylinder is the path end, hollow cylinder passes through threaded connection by the hollow pipe of more than two sections and constitutes, and fills in this hollow cylinder has the adsorbent that is used for adsorbing acetone, quick connector is two, sets up respectively the both ends of purifier body.
Further, the adsorbent is one of activated carbon, molecular sieve, allochroic silica gel or alumina.
Further, the conical opening and the hollow cylinder are in threaded connection, welding or integrated structure.
Further, the purifier body is made of stainless steel.
Further, control valves are arranged at two ends of the purifier body, and the control valves are located between the quick connector and the conical port.
Further, a filter screen is arranged between the purifier body and the control valve.
Further, the shape of the filter screen is matched with that of the conical opening, and the filter screen is arranged at the conical opening.
The utility model has the beneficial effects that:
according to the portable purifier for removing acetone impurities in high-purity acetylene, provided by the utility model, the acetone in acetylene is adsorbed by adopting the integrally cylindrical purifier body matched with the adsorbent filled in the purifier body, so that the acetone in acetylene is effectively removed, an accurate acetylene standard gas can be prepared, and the acetone content in the acetylene standard gas detected is lower than the lowest content of detection equipment, so that the requirements of the acetylene standard gas under various conditions can be completely met.
Secondly, the portable purifier for removing acetone impurities in high-purity acetylene is simple in structure, can be taken at any time by arranging the control valve and the quick connector at two ends of the purifier body, can be quickly detached without using the quick connector, can prevent the adsorbent from losing efficacy by protecting the control valve, is simple and portable, can be completely multipurpose, and is carried to a place where the purifier needs to be used.
Finally, through setting up the hollow cylinder by the structural style of the hollow pipe threaded connection of two sections more, very big promotion the efficiency and the change degree of difficulty of better adsorbent. Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model. The objects and other advantages of the utility model may be realized and obtained by means of the instrumentalities and combinations particularly pointed out in the specification.
Drawings
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in the following preferred detail with reference to the accompanying drawings, in which:
fig. 1 is a schematic structural diagram of a portable purifier for removing acetone impurities in high-purity acetylene in this embodiment;
FIG. 2 is a schematic cross-sectional view of a portable purifier for removing acetone impurities from high purity acetylene according to the present embodiment;
FIG. 3 is a schematic cross-sectional view of the purifier body according to the present embodiment;
FIG. 4 is a graph showing the analysis of the adsorption treatment of acetylene in nitrogen in example 1;
FIG. 5 is a graph showing the analysis of the adsorption treatment of acetylene in nitrogen in example 2;
FIG. 6 is a graph showing analysis of the adsorption treatment of acetylene in nitrogen in comparative example 1;
FIG. 7 is a graph showing the analysis of the adsorption treatment of acetone in nitrogen in comparative example 2.
Reference numerals: the purifier comprises a purifier body 1, a control valve 2, a filter screen 3, an adsorbent 4 and a quick connector 5.
Detailed Description
Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model. It should be noted that the illustrations provided in the following embodiments merely illustrate the basic idea of the present utility model by way of illustration, and the following embodiments and features in the embodiments may be combined with each other without conflict.
Wherein the drawings are for illustrative purposes only and are shown in schematic, non-physical, and not intended to limit the utility model; for the purpose of better illustrating embodiments of the utility model, certain elements of the drawings may be omitted, enlarged or reduced and do not represent the size of the actual product; it will be appreciated by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numbers in the drawings of embodiments of the utility model correspond to the same or similar components; in the description of the present utility model, it should be understood that, if there are terms such as "upper", "lower", "left", "right", "front", "rear", etc., that indicate an azimuth or a positional relationship based on the azimuth or the positional relationship shown in the drawings, it is only for convenience of describing the present utility model and simplifying the description, but not for indicating or suggesting that the referred device or element must have a specific azimuth, be constructed and operated in a specific azimuth, so that the terms describing the positional relationship in the drawings are merely for exemplary illustration and should not be construed as limiting the present utility model, and that the specific meaning of the above terms may be understood by those of ordinary skill in the art according to the specific circumstances.
Referring to fig. 1 to 3, a portable purifier for removing acetone impurities in high purity acetylene comprises a purifier body 1, a control valve 2, a filter screen 3, an adsorbent 4 and a quick connector 5; the purifier body 1 comprises a hollow cylinder and conical ports at two ends of the hollow cylinder, one end of the conical port, which is far away from the hollow cylinder, is a small-diameter end, the hollow cylinder is filled with an adsorbent 4 for adsorbing acetone, two ends of the purifier body 1 are respectively provided with a control valve 2, two ends of the purifier body 1 are respectively provided with an inlet and an outlet, and the purifier body 1 is made of stainless steel.
In this embodiment, through all be equipped with the toper mouth at the both ends of purifier body 1 for replace the acetone when more easily to replace clean, there is not dead angle that cannot replace, through setting up control valve 2 in order to avoid when purifier body 1 is not used air and adsorbent 4 contact too much makes adsorbent 4 lose the effect.
Specifically, a filter screen 3 is arranged between the purifier body 1 and the control valve 2 to prevent small solid particles in the adsorbent 4 from entering the gas cylinder along with the gas in the pipeline, if too much particles enter the gas cylinder, the weighing value can be influenced, so that the quality is influenced.
Preferably, the shape of the filter screen 3 is matched to the tapered mouth so as to position the filter screen 3 at the tapered mouth.
Specifically, both ends of the purifier body 1 are provided with quick connectors 5, and the quick connectors 5 are located at one side of the control valve 2 away from the purifier body 1. Through the quick connector 5, one end of the portable purifier for removing acetone impurities in high-purity acetylene can be connected with a gas distribution cabinet, and meanwhile, the quick connector 5 can be detached at any time and connected with other gas distribution pipelines, so that the normal use of the gas distribution cabinet is not influenced; the other end is connected with an acetylene cylinder through a quick-plug interface; the portable purifier for removing the acetone impurities in the high-purity acetylene does not need to clean the pipeline after being used each time, only needs to close the valves at the two ends, and can be used normally by simply cleaning and purging the pipeline when being used next time.
The adsorbent 4 is one of activated carbon, molecular sieve, allochroic silica gel or alumina. Specifically, in this embodiment, the adsorbent 4 is a color-changing silica gel, and when the outlet valve is disassembled, the color-changing silica gel is changed from blue to red, so that the adsorbent 4 needs to be replaced. Preferably, the hollow cylinder of purifier body 1 is that the hollow pipe of two section more passes through threaded connection and constitutes to when making needs change adsorbent 4, accessible dismantles the hollow cylinder takes out adsorbent 4 and refilled adsorbent 4 fast, promotes the change efficiency and the construction degree of difficulty of adsorbent 4. The conical opening is in threaded connection or welding with the hollow cylinder. Preferably, a sealing ring is further arranged at the joint of the two sections of hollow round pipes so as to ensure the tightness of the connection.
After the portable purifier for removing the acetone impurities in the high-purity acetylene is manufactured, the portable purifier is only used when acetylene raw material gas is filled, and because most of the acetylene related to the current standard gas group is low in acetylene content, the current standard gas group is used for preparing acetylene dilution gas, most of solvent acetone residues can be effectively removed, and more accurate acetylene standard gas is prepared.
Example 1
In this embodiment, the volume of the purifier body 1 is 0.7L, that is, the adsorbent 4 in the purifier body 1 is 0.7L, an acetylene cylinder is connected to one end of the portable purifier for removing acetone impurities in high purity acetylene through a quick connector 5, the other end of the portable purifier for removing acetone impurities in high purity acetylene is connected to a gas distribution cabinet, acetylene standard gas in nitrogen is configured, and the acetylene standard gas in nitrogen is detected, and the result is shown in fig. 4.
Example 2
The difference between this example and example 1 is that the volume of the purifier body 1 is 2L, and the acetylene standard gas in the nitrogen gas is detected, and the result is shown in FIG. 5.
Comparative example 1
The acetylene cylinder is directly connected to a gas distribution cabinet, acetylene standard gas in nitrogen is configured, and the acetylene standard gas in the nitrogen is detected, and the result is shown in fig. 6.
Comparative example 2
The liquefied acetone bottle is directly connected to a gas distribution cabinet, acetylene standard gas in nitrogen is configured, and the acetone standard gas in the nitrogen is detected, and the result is shown in fig. 7.
By comparing and analyzing the detection results of the comparative example 1 and the comparative example 2, it can be clear that the untreated nitrogen contains the impurity which is acetone in the acetylene standard gas; by comparing the results of examples 1 and 2 with those of comparative example 1, it was confirmed that the acetylene standard gas prepared after purification by using the portable purifier for removing acetone impurities from high purity acetylene according to the present utility model was capable of removing acetone impurities with excellent effect. Wherein, the acetylene standard gas after being adsorbed by the adsorbent 4 in the 0.7L purifier body 1 removes most of impurities, but a small amount of impurities remain; after the adsorption treatment of the 2L purifier body 1, most of impurities are removed, so that the impurity content is lower than the detection lower limit of the instrument, and the effect is excellent.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the present utility model, which is intended to be covered by the claims of the present utility model.
Claims (7)
1. A get rid of portable clarifier of acetone impurity in high-purity acetylene, its characterized in that: including purifier body (1) and quick connector (5), purifier body (1) include hollow cylinder and the toper mouth that is located hollow cylinder both ends, just the toper mouth is kept away from the one end of hollow cylinder is the path end, hollow cylinder is passed through threaded connection by the hollow pipe more than two sections and is constituteed, and fills in this hollow cylinder has adsorbent (4) that are used for adsorbing acetone, quick connector (5) are two, set up respectively the both ends of purifier body (1).
2. The portable purifier for removing acetone impurities from high purity acetylene according to claim 1, wherein: the adsorbent (4) is one of activated carbon, molecular sieve, allochroic silica gel or alumina.
3. The portable purifier for removing acetone impurities from high purity acetylene according to claim 1, wherein: the conical opening and the hollow cylinder are in threaded connection, welding or integrated structure.
4. The portable purifier for removing acetone impurities from high purity acetylene according to claim 1, wherein: the purifier body (1) is made of stainless steel.
5. The portable purifier for removing acetone impurities from high purity acetylene according to claim 1, wherein: control valves (2) are arranged at two ends of the purifier body (1), and the control valves (2) are located between the quick connector (5) and the conical port.
6. The portable purifier for removing acetone impurities from high purity acetylene according to claim 5, wherein: a filter screen (3) is arranged between the purifier body (1) and the control valve (2).
7. The portable purifier for removing acetone impurities from high purity acetylene according to claim 6, wherein: the shape of the filter screen (3) is matched with that of the conical opening, and the filter screen (3) is arranged at the conical opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321258194.6U CN220003470U (en) | 2023-05-23 | 2023-05-23 | Get rid of portable clarifier of acetone impurity in high-purity acetylene |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321258194.6U CN220003470U (en) | 2023-05-23 | 2023-05-23 | Get rid of portable clarifier of acetone impurity in high-purity acetylene |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220003470U true CN220003470U (en) | 2023-11-14 |
Family
ID=88694403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321258194.6U Active CN220003470U (en) | 2023-05-23 | 2023-05-23 | Get rid of portable clarifier of acetone impurity in high-purity acetylene |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220003470U (en) |
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2023
- 2023-05-23 CN CN202321258194.6U patent/CN220003470U/en active Active
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