CN111579457A - Device and method for simply and conveniently testing material formaldehyde removal performance - Google Patents
Device and method for simply and conveniently testing material formaldehyde removal performance Download PDFInfo
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- CN111579457A CN111579457A CN202010485424.7A CN202010485424A CN111579457A CN 111579457 A CN111579457 A CN 111579457A CN 202010485424 A CN202010485424 A CN 202010485424A CN 111579457 A CN111579457 A CN 111579457A
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- transparent container
- valve
- formaldehyde
- guide pipe
- testing
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- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 title claims abstract description 153
- 239000000463 material Substances 0.000 title claims abstract description 49
- 238000012360 testing method Methods 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 16
- 238000010438 heat treatment Methods 0.000 claims abstract description 18
- 238000007789 sealing Methods 0.000 claims description 24
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 claims description 22
- 239000011521 glass Substances 0.000 claims description 13
- 238000001179 sorption measurement Methods 0.000 claims description 9
- 239000004816 latex Substances 0.000 claims description 8
- 229920000126 latex Polymers 0.000 claims description 8
- 239000008098 formaldehyde solution Substances 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims description 3
- 238000002474 experimental method Methods 0.000 abstract description 5
- 239000003153 chemical reaction reagent Substances 0.000 abstract 1
- 230000002349 favourable effect Effects 0.000 abstract 1
- 230000009466 transformation Effects 0.000 abstract 1
- 238000001514 detection method Methods 0.000 description 9
- 239000000243 solution Substances 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 239000003463 adsorbent Substances 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/0806—Details, e.g. sample holders, mounting samples for testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N2015/0866—Sorption
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- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Abstract
The invention discloses a device and a method for simply and conveniently testing the formaldehyde removal performance of a material. The device has simple and reasonable structure and is convenient to assemble; the formaldehyde removal performance of the material is tested by controlling gas circulation through the fan, the scientificity of data is improved, meanwhile, the small fan is arranged to replace a heating device, the volatilization speed of the reagent can be accelerated, the gas in the transparent container is more uniform, the experiment time is saved, and the safety performance is improved; the transformation of the transparent container ensures that the experimental device is simple and easy to realize; the rubber plug is punched to comprehensively integrate the whole device except the transparent container, and the device is detachable, easy to assemble and easy to carry; the heating jacket can keep the temperature of the whole device constant in a small range, and is favorable for controlling the temperature during the experiment.
Description
Technical Field
The invention relates to the technical field of experiments and detection devices and detection, in particular to a device and a method for simply and conveniently testing the aldehyde removal performance of a material.
Background
At present, the environmental protection problem is becoming more serious, the technology of treating pollutants by various adsorbing materials is widely developed and applied, and how to verify the effective function of the adsorbing materials on the pollutants also becomes a topic which people pay attention to in time.
Currently, there are few simple devices on the market that specifically verify the effective action of the adsorbent material on the contaminants. General detection equipment is large-scale detection case, and these large-scale detection cases are generally great in size, relatively heavy, and difficult removal is not dismantled, and the price is expensive, and application range is narrow. The method is not suitable for self-detection and verification of enterprises or individuals.
Therefore, the problem to be solved by the technical personnel in the field is how to provide a detection device which can test the aldehyde removal performance of a material, has a simple structure, is convenient to operate and is suitable for enterprises or individuals.
Disclosure of Invention
In view of this, the device of the present invention provides a simple detection device for testing the aldehyde removal performance of a material, which can be widely applied to enterprises or individuals and can achieve an effective detection effect.
In order to achieve the purpose, the invention adopts the following technical scheme:
an apparatus for easily testing the aldehyde-removing performance of a material, comprising: the formaldehyde detector comprises a transparent container, a sealing plug sealed at the opening of the transparent container and a formaldehyde detector connected with the transparent container;
the sealing plug is provided with a through hole, and a first valve guide pipe, a second valve guide pipe and a third valve guide pipe are hermetically inserted in the through hole;
a spoon is arranged at one bottom end of the conduit with the valve;
the device comprises a transparent container, a formaldehyde detector, a valve pipe and a valve pipe, wherein the transparent container is provided with a gas inlet and a gas outlet, one end of the valve pipe is arranged in the transparent container, the other end of the valve pipe is detachably connected with the gas inlet of the formaldehyde detector, and the other end of the valve pipe is detachably connected with the gas outlet of the.
Preferably, the device for conveniently testing the aldehyde removal performance of the material further comprises a heating sleeve, and the heating sleeve is wrapped on the outer wall of the transparent container.
The beneficial effects of the preferred technical scheme are as follows: the heating jacket can adjust the temperature in the container to test the container at a proper temperature, so that the influence of the external environment on the test is avoided.
Preferably, the device for simply and conveniently testing the aldehyde removal performance of the material further comprises a fan, the fan is connected to the sealing plug in a sealing and inserting mode through a connecting rod, and the air outlet position is located on one side of the supporting spoon.
The beneficial effects of the preferred technical scheme are as follows: add the fan and can make formaldehyde liquid volatilize fast, avoided the potential safety hazard that heating device caused, enable gas rapid cycle in the whole device, gas concentration in the uniform container has guaranteed the accuracy of experimental data.
Preferably, the position of one end of the conduit with valve, which is positioned in the transparent container, is lower than the position of one end of the conduit with valve, which is positioned in the transparent container.
Preferably, the device for easily testing the aldehyde-removing performance of the material further comprises a sample injector, wherein the sample injector is connected to the top end of the first conduit with the valve.
The beneficial effects of the preferable technical scheme are as follows: the sample injector, the valve catheter I and the supporting spoon are combined to carry out accurate injection of formaldehyde, misoperation is avoided, the formaldehyde is dripped to other places, and compared with a traditional cover-uncovering injection method, the method is simple and convenient to operate and accurate in data.
Preferably, the valve guide pipe II is detachably connected to the air inlet of the formaldehyde detector through the latex pipe I, and the valve guide pipe III is detachably connected to the air outlet of the formaldehyde detector through the latex pipe II.
The beneficial effects of the preferable technical scheme are as follows: the formaldehyde concentration in the device can be quickly and effectively detected, the air flow circulation can be ensured, and the air pressure in the container can be balanced.
Preferably, the device for conveniently testing the aldehyde removal performance of the material further comprises: a sample holder; the sample frame is arranged at the bottom of the transparent container.
The beneficial effects of the preferable technical scheme are as follows: when carrying out the adsorption material capability test, can evenly coat adsorption material in the glass plate surface, later will load the glass plate that has adsorption material and arrange the sample frame in, guarantee the sample that awaits measuring and the abundant contact of reactor, make the experiment go on fast to the scientificity of data has been guaranteed.
Preferably, the transparent container is a dryer.
The beneficial effects of the preferable technical scheme are as follows: the dryer can keep a dry experimental environment in the device, and the dryer has the advantages of low cost, good sealing performance and convenient carrying.
The invention also provides a simple method for testing the aldehyde removal performance of the material, which comprises the following steps:
the method comprises the following steps: uniformly coating the adsorption material on the surface of a glass plate, and placing the glass plate in a drying place for a period of time to dry the adsorption material;
step two: opening the sealing plug and placing the glass plate coated with the adsorbing material in the transparent container;
step three: covering a sealing plug, taking a proper amount of analytically pure formaldehyde solution, placing the analytically pure formaldehyde solution in the spoon through the first valve-equipped conduit, then sealing the first valve-equipped conduit and starting the fan;
step four: after the container is sealed for 1 hour, the fan is closed, the formaldehyde detector is communicated, the valve conduit II, the valve conduit III and the formaldehyde detector are opened, the formaldehyde concentration of the transparent container is detected, and the concentration is marked as the initial concentration n0Then closing the second valve guide pipe, the third valve guide pipe and the formaldehyde detector and opening the fan;
step six: closing the fan after 24h, opening the second valve conduit, the third valve conduit and the formaldehyde detector, detecting the formaldehyde concentration of the transparent container, and marking the concentration as the termination concentration n1；
Step seven: in accordance withCalculating the initial concentration n0And a termination concentration n1The formaldehyde removal rate was tested.
Further, the third step further comprises the step of starting a heating sleeve to heat the transparent container at a constant temperature.
Through the technical scheme, compared with the prior art, the device capable of simply and conveniently testing the aldehyde removal performance of the material disclosed by the invention has the following technical effects:
1) the constant temperature of the experimental device within a small range can be realized through the heating sleeve;
2) the sealing plug is punched to comprehensively integrate the whole device except the transparent container into a whole, and the device is detachable, easy to assemble and easy to carry;
3) the formaldehyde detector can quickly and effectively detect the concentration of formaldehyde in the device;
4) the addition of the fan can enable the formaldehyde liquid to volatilize quickly, thereby avoiding potential safety hazards caused by a heating device, enabling the gas in the whole device to circulate quickly, enabling the gas in the transparent container to be more uniform and ensuring the accuracy of experimental data;
5) when the performance of the adsorbing material is tested, the adsorbing material can be uniformly coated on the surface of the glass plate, and then the glass plate loaded with the adsorbing material is placed on a sample rack, so that a sample to be tested is ensured to be fully contacted with a reaction body, the experiment can be rapidly carried out, and the scientificity of data is ensured;
6) the dryer can keep a dry experimental environment in the device, and the dryer has the advantages of low cost, good sealing performance and convenient carrying.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic diagram of the overall structure of a device for conveniently testing the aldehyde removal performance of a material in the invention;
in the figure: 1. the device comprises a transparent container, 2, a sealing plug, 3, a formaldehyde detector, 4, a valve guide pipe I, 5, a valve guide pipe II, 6, a valve guide pipe III, 7, a supporting spoon, 8, a heating sleeve, 9, a fan, 10, a connecting rod, 11, a sample injector, 12, a latex tube I, 13, a latex tube II, 14 and a sample rack.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in the attached figure 1, the device for conveniently testing the aldehyde removal performance of the material comprises: the device comprises a transparent container 1, a sealing plug 2 sealed at the opening of the transparent container 1 and a formaldehyde detector 3 connected with the transparent container 1;
a through hole is formed in the sealing plug 2, and a valve guide pipe I4, a valve guide pipe II 5 and a valve guide pipe III 6 are hermetically inserted in the through hole;
the bottom end of the first conduit with valve 4 is provided with a supporting spoon 7;
the other end of the second valve guide pipe 5 is detachably connected to the air inlet of the formaldehyde detector 3 in the transparent container 1, and the other end of the third valve guide pipe 6 is detachably connected to the air outlet of the formaldehyde detector 3 in the transparent container 1.
In order to further optimize the scheme, the device for simply testing the aldehyde removal performance of the material further comprises a heating sleeve 8, and the heating sleeve 8 is wrapped on the outer wall of the transparent container 1.
In order to further optimize the scheme, the device for simply and conveniently testing the aldehyde removal performance of the material further comprises a fan 9, wherein the fan 9 is hermetically inserted on the sealing plug 2 through a connecting rod 10, and an air outlet position is located on one side of the supporting spoon 7.
In order to further optimize the above solution, the position of the end of the conduit with valve two 5 in the transparent container 1 is lower than the position of the end of the conduit with valve three 6 in the transparent container 1.
In order to further optimize the above solution, the device for easily testing the aldehyde removing performance of the material further comprises a sample injector 11, wherein the sample injector 11 is connected to the top end of the valved conduit I4.
In order to further optimize the scheme, the valve guide pipe II 5 is detachably connected to the air inlet of the formaldehyde detector 3 through the latex pipe I12, and the valve guide pipe III 6 is detachably connected to the air outlet of the formaldehyde detector 3 through the latex pipe II 13.
In order to further optimize the above solution, the apparatus for easily testing the aldehyde-removing performance of the material further comprises: a sample holder 14; the sample holder 14 is disposed at the bottom of the transparent container 1.
In order to further optimize the above solution, the transparent container 1 is a dryer.
The application method for testing the aldehyde removal performance of the material comprises the following steps:
the method comprises the following steps: uniformly coating the adsorption material on the surface of a glass plate, and placing the glass plate in a drying place for a period of time to dry the adsorption material;
step two: opening the sealing plug 2 and placing the glass plate coated with the adsorbing material on the sample rack 14 in the transparent container 1;
step three: covering a sealing plug 2, taking a proper amount of analytically pure formaldehyde solution, placing the analytically pure formaldehyde solution into the supporting spoon 7 through the sample injector 11 and the valve conduit I4, then sealing the valve conduit I4, and starting the fan 9 and the heating sleeve 8 to heat the solution at a constant temperature;
step four: after the container is sealed for 1 hour, the fan 9 is closed, the formaldehyde detector 3 is communicated, the valve conduit II 5, the valve conduit III 6 and the formaldehyde detector 3 are opened, the formaldehyde concentration of the transparent container 1 is detected, and the concentration is marked as the initial concentration n0Then closing the second valve guide pipe 5, the third valve guide pipe 6 and the formaldehyde detector 3 and opening the fan 9;
step six: after 24h of sealing, the fan 9 is closed, the second valve pipe 5 and the third valve pipe 6 are opened, and formaldehyde is detectedA measuring instrument 3 for measuring the formaldehyde concentration of the transparent container 1 and marking the concentration as the termination concentration n1；
Step seven: the heating mantle 8 is closed, and the initial concentration n is calculated0And a termination concentration n1The formaldehyde removal rate was tested.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. An apparatus for simply testing the aldehyde removal performance of a material, comprising: the formaldehyde detector comprises a transparent container (1), a sealing plug (2) sealed at the opening of the transparent container (1) and a formaldehyde detector (3) connected with the transparent container (1);
a through hole is formed in the sealing plug (2), and a valve guide pipe I (4), a valve guide pipe II (5) and a valve guide pipe III (6) are hermetically inserted into the through hole;
the bottom end of the first conduit (4) with the valve is provided with a supporting spoon (7);
utensil valve pipe two (5) one end is arranged in the other end can dismantle connect in transparent container (1) the air inlet of formaldehyde detector (3), utensil valve pipe three (6) one end is arranged in the other end can dismantle connect in transparent container (1) the air outlet of formaldehyde detector (3).
2. The device for conveniently testing the aldehyde removal performance of the material according to claim 1, further comprising a heating jacket (8), wherein the heating jacket (8) is wrapped on the outer wall of the transparent container (1).
3. The device for conveniently testing the aldehyde removal performance of the material according to claim 1, further comprising a fan (9), wherein the fan (9) is hermetically inserted on the sealing plug (2) by a connecting rod (10) and the air outlet is positioned on one side of the supporting spoon (7).
4. The device for conveniently testing the aldehyde removing performance of the material according to claim 1, wherein the end position of the second valve-equipped conduit (5) in the transparent container (1) is lower than the end position of the third valve-equipped conduit (6) in the transparent container (1).
5. The device for easily testing the aldehyde-removing performance of a material according to claim 1, further comprising a sample injector (11), wherein the sample injector (11) is connected to the top end of the first valved conduit (4).
6. The device for conveniently testing the aldehyde removal performance of a material according to claim 1, wherein the valve guide pipe II (5) is detachably connected to the air inlet of the formaldehyde detector (3) through a latex pipe I (12), and the valve guide pipe III (6) is detachably connected to the air outlet of the formaldehyde detector (3) through a latex pipe II (13).
7. The apparatus for easily testing the aldehyde-removing performance of a material according to claim 1, further comprising: a sample holder (14);
the sample holder (14) is arranged at the bottom of the transparent container (1).
8. The device for easily testing the aldehyde removing performance of the material according to claim 1, wherein the transparent container (1) is a dryer.
9. A method for simply testing the aldehyde removal performance of a material is characterized by comprising the following steps:
the method comprises the following steps: uniformly coating the adsorption material on the surface of a glass plate, and placing the glass plate in a drying place for a period of time to dry the adsorption material;
step two: opening the sealing plug (2) and placing the glass plate coated with the adsorbing material in the transparent container (1);
step three: covering a sealing plug (2), taking a proper amount of analytically pure formaldehyde solution, placing the analytically pure formaldehyde solution into a supporting spoon (7) through a valve conduit I (4), then sealing the valve conduit I (4) and starting a fan (9);
step four: after the container is sealed for 1 hour, the fan (9) is closed, the formaldehyde detector (3) is communicated, the valve conduit II (5), the valve conduit III (6) and the formaldehyde detector (3) are opened, the formaldehyde concentration of the transparent container (1) is detected, and the concentration is marked as the initial concentration n0Then closing the second valve guide pipe (5), the third valve guide pipe (6) and the formaldehyde detector (3) and opening the fan (9);
step six: after the container is sealed for 24 hours, the fan (9) is closed, the second valve guide pipe (5), the third valve guide pipe (6) and the formaldehyde detector (3) are opened, the formaldehyde concentration of the transparent container (1) is detected, and the concentration is marked as the termination concentration n1；
Step seven: according to the calculated initial concentration n0And a termination concentration n1The formaldehyde removal rate was tested.
10. The method for conveniently testing the aldehyde removing performance of the material according to claim 9, wherein the third step further comprises starting the heating jacket (8) to perform constant temperature heating on the transparent container (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010485424.7A CN111579457A (en) | 2020-06-01 | 2020-06-01 | Device and method for simply and conveniently testing material formaldehyde removal performance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010485424.7A CN111579457A (en) | 2020-06-01 | 2020-06-01 | Device and method for simply and conveniently testing material formaldehyde removal performance |
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| CN111579457A true CN111579457A (en) | 2020-08-25 |
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| CN202010485424.7A Pending CN111579457A (en) | 2020-06-01 | 2020-06-01 | Device and method for simply and conveniently testing material formaldehyde removal performance |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112816636A (en) * | 2021-01-13 | 2021-05-18 | 杭州浩羽生物科技有限公司 | Portable formaldehyde detection sealed cabin and use method thereof |
-
2020
- 2020-06-01 CN CN202010485424.7A patent/CN111579457A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112816636A (en) * | 2021-01-13 | 2021-05-18 | 杭州浩羽生物科技有限公司 | Portable formaldehyde detection sealed cabin and use method thereof |
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