CN110553963A - Filter material application detection system - Google Patents
Filter material application detection system Download PDFInfo
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- CN110553963A CN110553963A CN201810554821.8A CN201810554821A CN110553963A CN 110553963 A CN110553963 A CN 110553963A CN 201810554821 A CN201810554821 A CN 201810554821A CN 110553963 A CN110553963 A CN 110553963A
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- Prior art keywords
- mineral wool
- wool board
- fan
- detection system
- ceiling
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- 238000001514 detection method Methods 0.000 title claims abstract description 78
- 239000000463 material Substances 0.000 title claims abstract description 29
- 239000011490 mineral wool Substances 0.000 claims abstract description 80
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 13
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 238000011049 filling Methods 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 description 20
- 238000000576 coating method Methods 0.000 description 20
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 12
- 102000004190 Enzymes Human genes 0.000 description 6
- 108090000790 Enzymes Proteins 0.000 description 6
- 239000007789 gas Substances 0.000 description 6
- 230000035699 permeability Effects 0.000 description 6
- 238000001179 sorption measurement Methods 0.000 description 6
- 238000012360 testing method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- 239000011941 photocatalyst Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 238000011403 purification operation Methods 0.000 description 2
- 239000003463 adsorbent Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- G01N15/082—Investigating permeability by forcing a fluid through a sample
- G01N15/0826—Investigating permeability by forcing a fluid through a sample and measuring fluid flow rate, i.e. permeation rate or pressure change
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Fluid Mechanics (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
the utility model discloses a filter material application detection system, which comprises a device shell, a mineral wool board ceiling, a detection unit and a fan; the mineral wool board ceiling is arranged in the device shell, an air inlet of the fan is communicated with a space above the mineral wool board ceiling through a pipeline, and the fan is used for driving gas in the space below the mineral wool board ceiling to flow into the space above the mineral wool board ceiling after being filtered by the mineral wool board; the detection unit is used for detecting the pressure of the space above the mineral wool board suspended ceiling, the pressure of the space below the mineral wool board suspended ceiling and the air quality index of the space below the mineral wool board suspended ceiling.
Description
Technical Field
The application relates to but not limited to the technical field of building materials, in particular to a filter material application detection system.
Background
The mineral wool board has superior performances of sound absorption, non-combustion, heat insulation, decoration and the like, and is widely used for various building suspended ceilings; such as hotels, restaurants, theaters, shopping malls, office spaces, broadcasting rooms, studio halls, computer rooms, industrial buildings and the like. The mineral wool board can improve indoor tone quality, reduce noise, improve living environment and labor conditions, and meanwhile, the fireproof performance of the mineral wool board can also meet the fireproof requirement of architectural design.
Various performance indexes of the mineral wool board directly influence the final application technical effect; however, the performance testing arrangements of the prior art are not capable of performing multiple performance testing operations of the mineral wool panel, such as testing of air permeability.
Disclosure of Invention
The technical problem solved by the application is to provide a filter material application detection system and a detection method, which can effectively overcome the defects in the prior art and can realize convenient detection operation of the air permeability of the mineral wool board.
in order to solve the technical problem, the application provides a filter material application detection system which comprises a device shell, a mineral wool board ceiling, a detection unit and a fan;
The mineral wool board suspended ceiling is arranged in the device shell, the air inlet of the fan is communicated with the space above the mineral wool board suspended ceiling through a pipeline,
the fan is used for driving gas in the space below the mineral wool board ceiling to flow into the space above the mineral wool board ceiling after being filtered by the mineral wool board;
The detection unit is used for detecting the pressure of the space above the mineral wool board suspended ceiling, the pressure of the space below the mineral wool board suspended ceiling and the air quality index of the space below the mineral wool board suspended ceiling.
the detection system for the filter material application can also have the following characteristics:
the detection device is an internal circulation detection device, and an air outlet of the fan is communicated with the space below the mineral wool ceiling through a pipeline.
The detection system for the filter material application can also have the following characteristics:
the detection device is an external circulation detection device, the air outlet of the fan is communicated with the external space of the device shell through a pipeline, an air inlet communicated with the space below the suspended ceiling of the mineral wool board is formed in the device shell, and a filter screen is arranged at the air inlet.
the detection system for the filter material application can also have the following characteristics:
The detection unit comprises a first pressure sensor for detecting the pressure of the space above the mineral wool board suspended ceiling and a second pressure sensor for detecting the pressure of the space below the mineral wool board suspended ceiling.
The detection system for the filter material application can also have the following characteristics:
The detection unit also comprises a PM2.5 sensor for detecting the air quality index of the space below the suspended ceiling of the mineral wool board.
the detection system for the filter material application can also have the following characteristics:
also includes a control unit;
The control unit is used for controlling the fan to start according to the detection value of the PM2.5 sensor.
The detection system for the filter material application can also have the following characteristics:
the detection unit is also used for detecting the air flow value in the pipeline.
The detection system for the filter material application can also have the following characteristics:
The detection unit further comprises an air flow sensor for detecting an air flow value in the duct.
the detection system for the filter material application can also have the following characteristics:
the filter screen comprises an active carbon filter screen.
The detection system for the filter material application can also have the following characteristics:
the filter screen is including setting up netted shell and filling the inside active carbon in netted shell. .
the above technical scheme of this application has following beneficial effect:
compared with the prior art, the detection system that this application set up through the aforesaid preferred can effectively overcome the defect that exists among the prior art, can realize the convenient detection operation of the gas permeability of mineral wool board.
Additional features and advantages of the application will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the embodiments of the invention. The objectives and other advantages of the application may be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
the accompanying drawings are included to provide a further understanding of the claimed subject matter and are incorporated in and constitute a part of this specification, illustrate embodiments of the subject matter and together with the description serve to explain the principles of the subject matter and not to limit the subject matter.
FIG. 1 is a schematic structural diagram according to a first embodiment of the present invention;
FIG. 2 is a schematic structural diagram according to a second embodiment of the present invention;
illustration of the drawings:
1-device shell, 2-mineral wool board ceiling, 3-fan, 4-first pressure sensor, 5-PM2.5 sensor, 6-second pressure sensor, 7-air flow sensor, 8-air inlet and 9-filter screen.
Detailed Description
hereinafter, embodiments of the present application will be described in detail with reference to the accompanying drawings. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.
The first embodiment is as follows:
As shown in fig. 1, a first embodiment of the present invention provides a filter material application detection system, which includes a device housing 1, a mineral wool board ceiling 2, a detection unit, and a fan 3; the mineral wool board suspended ceiling 2 is arranged inside the device shell 1, an air inlet of the fan 3 is communicated with a space above the mineral wool board suspended ceiling 2 through a pipeline, and the fan 3 is used for driving gas in a space below the mineral wool board suspended ceiling 2 to flow into a space above the mineral wool board suspended ceiling 2 after being filtered by the mineral wool board; the detection unit is used for detecting the pressure of the space above the mineral wool board suspended ceiling 2, the pressure of the space below the mineral wool board suspended ceiling 2 and the air quality index of the space below the mineral wool board suspended ceiling 2.
In specific operation, the detection unit can realize corresponding detection function, for example, to detect PM2.5, a threshold g can be set first; when the detected air quality index is higher than a preset value g, the fan 3 can be controlled to be started, and the fan 3 is automatically closed after running for n seconds; when the control quality index is lower than the preset value g, the indoor air quality is good, the filtering operation is not needed, and the fan 3 is not needed to be started. Through observation records of a period of time, the starting times of the fan 3 in the period of time can be calculated, and preferably 24 hours are observed; when the starting times within 24 hours are obtained, the starting times of the air blower 3 per hour can be obtained through calculation; the starting times per hour can objectively reflect the air purifying performance and the air permeability of the mineral wool board; in the subsequent application process, the corresponding installation space can be selected according to different air permeability parameters of the mineral wool board, so that the application technical effect of the mineral wool board is improved.
In the embodiment, the operation time of the fan 3 is n seconds each time, n is more than or equal to 10s and less than or equal to 120s, and a person skilled in the art can select the operation time of each time according to the actual situation; for example, when the indoor air environment is poor, the single operation time of the fan 3 may be 80s or 100 s; when the indoor air environment is good, the single operation time of the fan 3 can be 20s or 40 s.
In this embodiment, the total area of the mineral wool board suspended ceiling 2 is 1.44 square meters, and the side length of the mineral wool board suspended ceiling 2 is 1.2 meters by 1.2 meters; above-mentioned preferred size's setting aims at can cooperating present standard mineral wool board size, and standard mineral wool board size is 600mm, need not to tailor and can apply to above-mentioned suspended ceiling system in, has convenient characteristics of use.
In this embodiment, the internal space of the device housing 1 is 1.728 cubic meters, and the length, width and height of the internal space are 1.2 meters; in the concrete operation, in order to make the test data more accurate, the number of times of starting in the unit time of the fan 3 can be expressed by adopting the unit volume and the number of times of starting in the unit time, so as to eliminate the error caused by the volume change and more accurately express the actual operation condition of the fan 3.
In the specific operation, the operation time of the fan 3 is taken as 20s each time for a detailed description; tests show that the starting times in 24 hours are 50 times, and the internal space of the device shell 1 is 1.728 cubic meters; then, the number of starts per unit volume and per unit time of the fan 3 is: 1.206 times/(cubic meter hour).
In this embodiment, above-mentioned mineral wool board has the hole structure, and inside is mostly fibrous structure, has good gas permeability, and the absorption operation of dust can be realized to above-mentioned mineral wool board, and then can realize the filtration operation of air.
In order to further achieve the air filtering effect; in this embodiment, above-mentioned mineral wool board is provided with the adsorption material coating, and above-mentioned adsorption material coating includes the photocatalyst coating, and 2 tops of mineral wool board furred ceilings still can be provided with lighting unit.
in the specific operation, the photocatalyst coating is a coating provided with nano titanium dioxide and silicon dioxide, the photocatalyst coating can effectively decompose organic matters such as formaldehyde, and the removal principle is that a catalyst is used for catalyzing oxygen in the air and the organic matters to generate chemical reactions such as oxidation decomposition and the like so as to effectively eliminate substances such as formaldehyde; the lighting unit is arranged to provide a light source required by the photocatalyst coating for removing operation, and can effectively overcome the defect caused by insufficient illumination in the closed space.
In this embodiment, the lighting unit includes a lighting lamp and a control system, the control system is used for controlling the on and off operations of the lighting lamp, and the control system can be integrated in the control box to realize convenient control operations.
In this embodiment, the thickness of the adsorbent coating is 0.5mm to 10 mm.
In the specific operation, the thickness of the adsorbing material coating is preferably 2mm, and the adsorbing material coating with the preferable thickness can effectively avoid the condition of material waste caused by excessively thick coating and can also effectively avoid the condition of low adsorbing efficiency caused by excessively thin coating.
In this embodiment, the apparatus further includes a control unit, where the control unit may include a PLC or a corresponding control circuit; the control unit is used for controlling the fan 3 to start and operate for n seconds according to the detection value of the PM2.5 sensor 5, and recording the starting times of the fan 3; in specific operation, the control circuit can be connected with a comparator to realize comparison operation between a detection value and a preset value; the control circuit can be further connected with a counter to realize the counting operation of the starting times of the fan 3.
as shown in fig. 1, in this embodiment, the detection device is an internal circulation detection device, and the air outlet of the fan 3 is communicated with the lower part of the mineral wool ceiling through a pipeline.
In the concrete operation, the detection unit comprises a first pressure sensor 4 for detecting the pressure of the space above the mineral wool board suspended ceiling 2, a second pressure sensor 6 for detecting the pressure of the space below the mineral wool board suspended ceiling 2 and a PM2.5 sensor 5 for detecting the air quality index of the space below the mineral wool board suspended ceiling 2; the arrangement of the first pressure sensor 4 and the second pressure sensor 6 can realize convenient detection operation of pressure, the control unit can obtain the pressure difference between the upper space and the lower space of the mineral wool board suspended ceiling 2 through the detection difference between the first pressure sensor 4 and the second pressure sensor 6, when the pressure difference reaches a preset value, the indoor pressure on the surface makes people feel uncomfortable, the control unit can selectively reduce the running frequency of the fan 3, and the current indoor condition of a user is reminded through a display screen connected with the control unit; in addition, when the above-mentioned pressure differential reached the default, the surface this moment the structural stability of mineral wool board was relatively poor, easily blown, reduced the frequency of fan 3 this moment and also can effectively guarantee the structural stability of mineral wool board.
In this embodiment, the detection unit is further configured to detect an air flow value in the pipeline, and the detection unit further includes an air flow sensor 7 configured to detect the air flow value in the pipeline; in the specific operation, the detection of the air flow value can be used as supplementary data for subsequent experimental analysis, so that the test condition parameters of the mineral wool board are more complete.
Example two:
As shown in fig. 2, a second embodiment of the present invention provides a filter material application detection system, the detection device is an external circulation detection device, an air outlet of a fan 3 is communicated with an external space of a device housing 1 through a pipeline, the device housing 1 is provided with an air inlet 8 communicated with a space below a suspended ceiling 2 of a mineral wool slab, and the air inlet 8 is provided with a filter screen 9.
In the concrete operation, the air outlet of the fan 3 is directly communicated with the external space, the air inlet 8 can be connected with a corresponding fresh air system, and an activated carbon filter screen can be preferably arranged at the inlet to realize the further filtering operation of the air so as to ensure the quality of the air entering the device shell 1; after the above-mentioned detection device introduced the new trend, can be approximate to think that the internal pressure of device casing 1 is unanimous with external atmospheric pressure, above-mentioned detection device still can be through the detection numerical value of air flow sensor 7 on the collection pipeline, combines the area of mineral wool board, obtains the air throughput on the mineral wool board unit area, and the unit is cubic meter per minute, and the air throughput also can regard as follow-up experimental analysis's basic data on the above-mentioned mineral wool board unit area.
In this embodiment, the filter screen includes a mesh-shaped housing and activated carbon filled in the mesh-shaped housing. In the concrete operation, the reticular shell can be a metal reticular shell or a plastic reticular shell so as to realize convenient filling of the activated carbon.
Example three:
The third embodiment of the invention provides a mineral wool board performance detection method, which comprises the following steps:
When the air quality index detected by the detection unit is higher than a preset value, controlling a fan to start, and automatically closing the fan after the fan runs for n seconds;
And recording the starting times of the fan to obtain the starting times of the fan in unit time and unit space.
in the specific operation, n is more than or equal to 10s and less than or equal to 120s in n seconds of the running of the fan.
example four:
The fourth embodiment of the invention provides a filter material application detection system, wherein the adsorbing material coating of the mineral wool board comprises a diatom ooze coating, and the thickness of the diatom ooze coating is preferably 3 mm.
In the concrete operation, through the setting of above-mentioned diatom mud coating, also can realize the adsorption operation of harmful substance, and then can realize the purification operation of air, finally can improve the gas quality of inputing indoor.
in this embodiment, the diatom ooze coating layer is internally provided with a block-shaped activated carbon.
In the concrete operation, the common cooperation of above-mentioned cubic active carbon of accessible and diatom mud, improvement formaldehyde adsorption efficiency that can be very big, and then can increase substantially space purification technological effect.
example five:
The fifth embodiment of the invention provides a filter material application detection system, wherein the adsorption material coating of the mineral wool board comprises a biological enzyme coating, and the thickness of the biological enzyme coating is preferably 1 mm.
In the specific operation, the biological enzyme coating can also realize the adsorption operation of harmful substances, further realize the purification operation of air, and finally improve the quality of the gas input into the room. The principle of the biological enzyme for removing formaldehyde is that microorganisms can generate the biological enzyme through self propagation, and organic matters of the odor source are synthesized into carbon dioxide and water under the dual actions of the microorganisms and the enzymes, so that the decomposition and elimination operation of formaldehyde can be realized.
In the description of the present application, the terms "disposed," "connected," "fixed," and the like are used in a broad sense, for example, "connected" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
in the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
it should be understood by those skilled in the art that the embodiments of the present invention are described above, but the descriptions are only for the purpose of facilitating understanding of the embodiments of the present invention, and are not intended to limit the embodiments of the present invention. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the embodiments of the invention as defined by the appended claims.
Claims (10)
1. A detection system for filter material application is characterized by comprising a device shell, a mineral wool board ceiling, a detection unit and a fan;
The mineral wool board suspended ceiling is arranged in the device shell, the air inlet of the fan is communicated with the space above the mineral wool board suspended ceiling through a pipeline,
The fan is used for driving gas in the space below the mineral wool board ceiling to flow into the space above the mineral wool board ceiling after being filtered by the mineral wool board;
The detection unit is used for detecting the pressure of the space above the mineral wool board suspended ceiling, the pressure of the space below the mineral wool board suspended ceiling and the air quality index of the space below the mineral wool board suspended ceiling.
2. The filter application detection system of claim 1,
The detection device is an internal circulation detection device, and an air outlet of the fan is communicated with the space below the mineral wool ceiling through a pipeline.
3. the filter application detection system of claim 1,
the detection device is an external circulation detection device, the air outlet of the fan is communicated with the external space of the device shell through a pipeline, an air inlet communicated with the space below the suspended ceiling of the mineral wool board is formed in the device shell, and a filter screen is arranged at the air inlet.
4. The filter application detection system of claim 1, 2 or 3,
The detection unit comprises a first pressure sensor for detecting the pressure of the space above the mineral wool board suspended ceiling and a second pressure sensor for detecting the pressure of the space below the mineral wool board suspended ceiling.
5. The filter application detection system of claim 4,
The detection unit also comprises a PM2.5 sensor for detecting the air quality index of the space below the suspended ceiling of the mineral wool board.
6. The filter application detection system of claim 5, further comprising a control unit;
the control unit is used for controlling the fan to start according to the detection value of the PM2.5 sensor.
7. the filter application detection system of claim 1,
The detection unit is also used for detecting the air flow value in the pipeline.
8. The filter application detection system of claim 7,
the detection unit further comprises an air flow sensor for detecting an air flow value in the duct.
9. The filter application detection system of claim 3,
the filter screen comprises an active carbon filter screen.
10. the filter application detection system of claim 9,
The filter screen is including setting up netted shell and filling the inside active carbon in netted shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810554821.8A CN110553963A (en) | 2018-05-31 | 2018-05-31 | Filter material application detection system |
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|---|---|---|---|
| CN201810554821.8A CN110553963A (en) | 2018-05-31 | 2018-05-31 | Filter material application detection system |
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| CN110553963A true CN110553963A (en) | 2019-12-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111122406A (en) * | 2018-10-31 | 2020-05-08 | 北新集团建材股份有限公司 | Mineral wool board performance detection device and detection method |
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