CN111707596A - Device and method for detecting performance of purifier - Google Patents
Device and method for detecting performance of purifier Download PDFInfo
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- CN111707596A CN111707596A CN202010597973.3A CN202010597973A CN111707596A CN 111707596 A CN111707596 A CN 111707596A CN 202010597973 A CN202010597973 A CN 202010597973A CN 111707596 A CN111707596 A CN 111707596A
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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
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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
- G01N15/06—Investigating concentration of particle suspensions
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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
- G01N15/06—Investigating concentration of particle suspensions
- G01N2015/0662—Comparing before/after passage through filter
-
- 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
- G01N2015/084—Testing filters
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Abstract
The invention provides a device for detecting the performance of a purifier, which comprises a first cabin and a second cabin, wherein the first cabin and the second cabin are both fixed on a connecting plate; a detection chamber is further fixed between the first cabin and the second cabin, an air inlet of the detection chamber is communicated with the first cabin in a sealing mode, an air outlet of the detection chamber is communicated with the second cabin in a sealing mode through a first pipeline, and a second detection device is arranged in the first pipeline and/or the second cabin. The device and the method for detecting the performance of the purifier can detect the purifiers with different types, different types or different technologies, can flexibly construct a high-pollution environment suitable for the conditions of the purifiers, and have the advantages of low detection cost, short period, visual and understandable detection result display.
Description
Technical Field
The invention relates to the field of air purification filters, in particular to a device for detecting the performance of a purifier and a detection method thereof.
Background
As the environment is getting worse and more people pay more attention to the problem of air pollution in particular, more and more families and occasions are also getting air purifiers to improve the quality of air, and various air purifying filters are also coming. At present, air purification filters in the market are various in types and different in quality, each manufacturer publicizes the air purification filter with obvious effect, the common professional terms adopted by the publicity are obscure and unintelligible for common consumers, and the consumers are also easily misled or deceived by publicity of the manufacturers; moreover, the phenomenon that the existing manufacturers adopt a false propaganda mode to exaggerate the actual use effect of the product to attract customers cannot be eliminated; even if some manufacturers take out a test report of a product for the purpose of certification or promotion, it is not so difficult for consumers to determine whether the test report corresponds to the product, the lot, or the like.
Therefore, it is urgently needed to provide a detection and comparison device which can visually reflect the purification effect of the air purification filter and can compare the purification difference between the air purification filters.
Disclosure of Invention
The invention aims to provide a device for detecting and comparing the performance of a filter and a detection method thereof, which have the advantages of simple structure, low cost, high practicability and easy popularization.
A device for detecting the performance of a purifier comprises a first cabin, a second cabin and a connecting plate, wherein the first cabin and the second cabin are fixed on the connecting plate; a gas generating device and a first detection device are arranged in the first cabin, and an exhaust hole is formed in the second cabin; a detection chamber is further fixed between the first cabin and the second cabin, an air inlet of the detection chamber is communicated with the first cabin in a sealing mode, an air outlet of the detection chamber is communicated with the second cabin in a sealing mode through a first pipeline, and a second detection device is arranged in the first pipeline and/or the second cabin.
First cabin and second cabin pass through the bolt, the buckle, bond, on modes such as welding or riveting are fixed in the connecting plate, preferably cuboid or square structure, each device in first cabin and/or the second cabin is changed, place or install to the top cap or the lateral wall in accessible dismantlement first cabin and/or second cabin, and be formed with one or more exhaust hole through integrated into one piece's mode on the second cabin, preferably locate second cabin top surface for the gaseous detection in the exhaust second cabin, the exhaust hole can be for regular or irregular shape such as circular, square, polygon.
The detection chamber is arranged between the first cabin and the second cabin, the air inlet and the first cabin and the air outlet are fixedly connected through bolts, flanges, buckles, bonding, welding or riveting and other modes between the first pipeline and the second cabin, and the detected purification equipment with different models and different functions can be contained. When the detected purifying equipment is replaced, the whole replacing mode can be selected, the whole detection chamber is replaced by the detected purifying equipment, and the detected purifying equipment arranged in the box body of the detection chamber can also be replaced; the detection chamber can be fixed between the first cabin and the second cabin through the first pipeline, or the detection chamber can be fixed on the connecting plate through bolts, buckles, bonding, welding or riveting, or a partition plate is fixed on the connecting plate, and the detection chamber is directly placed on the partition plate or fixed on the partition plate through bolts, buckles, bonding, welding or riveting; the detection chamber is preferably of a cuboid or cube structure, the air inlet and the air outlet are integrally formed on the top surface and the bottom surface of the detection chamber, and the side walls can be fixed with the top surface and the bottom surface in a detachable connection mode such as buckling or bolt connection; in addition, one side wall of the detection chamber can also be a turnover cover fixed on the other side wall of the detection chamber through a hinge joint, and the detected purifying equipment with different models and different functions can be replaced through the detachable side wall or the turnover cover.
Because the types and types of the detected purifying equipment placed in the detection chamber and the adopted purifying technology are different, different types of gas generating devices, first detecting devices and second detecting devices are further selected. The gas generating device directly placed in the first chamber can produce the polluted environment required for detection in the first chamber, for example, the generated gas contains suspended particles such as dust and dust, or harmful substances such as benzene, formaldehyde, acetone, dimethylbenzene, sulfide, carbon monoxide, dichloromethane and ammonia, or various microorganisms such as bacteria, fungi and mold. The first detection device and the second detection device can be selected from a portable gas detector, a handheld gas detector, a fixed gas detector or an online gas detector and the like; the first detection device is used for detecting the components and the content of the gas in the first cabin, can be an air quality detector with the model number of TPCON-C1S, can be directly placed in the first cabin, and can also directly reflect the detected data on a display screen of the first cabin; the second detection device is used for detecting the components and the content of the gas purified by the detected purification equipment, and when the second detection device is arranged in the second cabin, the second detection device is preferably arranged at the communication position of the second cabin and the gas outlet of the detection chamber, so that the detection error can be reduced, and the accuracy of the data obtained by detection and the accuracy of the final detection result can be ensured; when the second detection device is arranged in the first pipeline, the air quality detector with the preferable model of BR-CON-PTC2W can be adsorbed or hung in the first pipeline, data can be transmitted to the server in the modes of RS485, WIFI and the like, data monitoring is achieved, and the detected data are more accurate.
The invention provides a device and a method for detecting the performance of a purifier, which can detect purifiers with different types, different types or different technologies, can flexibly construct a high-pollution environment suitable for the conditions of the purifiers, and have the advantages of low detection cost, short period, visual and understandable detection result.
Drawings
FIG. 1 is a schematic diagram of an apparatus for testing performance of a purifier according to the present invention;
FIG. 2 is a schematic view of a first separator plate according to the present invention;
FIG. 3 is a schematic view of a second separator plate according to the present invention;
the device comprises a first cabin 1, a front cabin door 101, a second cabin 2, a 201 exhaust hole, a first detection device 3, a second detection device 4, a pipeline fan 5, a detection chamber 6, a gas generation device 7, an air return pipe 8, a chute structure 9, a first partition 901, a slot structure 10, a second partition 1001, a first pipeline 11 and a connecting plate 12.
Detailed Description
While the following description details certain exemplary embodiments which embody features and advantages of the invention, it will be understood that various changes may be made in the embodiments without departing from the scope of the invention, and that the description and drawings are to be regarded as illustrative in nature and not as restrictive.
A device for detecting the performance of a purifier comprises a first cabin 1, a second cabin 2 and a connecting plate 12, wherein the first cabin 1 and the second cabin 2 are both fixed on the connecting plate 12, a gas generating device 7 and a first detecting device 3 are arranged in the first cabin 1, and an exhaust hole 201 is arranged on the second cabin 2; a detection chamber 6 is further fixed between the first cabin 1 and the second cabin 2, an air inlet of the detection chamber 6 is in sealed communication with the first cabin 1, an air outlet of the detection chamber 6 is in sealed communication with the second cabin 2 through a first pipeline 11, and a second detection device 4 is arranged in the first pipeline 11 and/or the second cabin 2.
First cabin 1 and second cabin 2 are fixed in connecting plate 12 through modes such as bolt, buckle, bonding, welding or riveting, preferably cuboid or square structure, each device in first cabin 1 and/or the second cabin 2 is placed, is installed or is changed to accessible dismantlement first cabin 1 and/or the top cap or the lateral wall of second cabin 2, and is formed with one or more than one exhaust hole 201 through integrated into one piece's mode on the second cabin 2, preferably locates second cabin 2 top surface for the detection gas in the second cabin 2 of discharging, exhaust hole 201 can be regular or irregular shape such as circular, square, polygon.
Detect room 6 and locate between first cabin 1 and the second cabin 2, detect between the air inlet of room 6 and the first cabin 1, all can be through the bolt between gas outlet and the first pipeline 11 and between first pipeline 11 and the second cabin 2, the flange, the buckle, bond, mode fixed connection such as welding or riveting, can hold different models, the different functions detected clarification plant, the air inlet that is detected clarification plant communicates with the air inlet that detects room 6, the gas outlet that is detected clarification plant communicates with the gas outlet that detects room 6. When the detected purifying equipment is replaced, the whole replacing mode can be selected, the whole detecting chamber 6 is replaced by the detected purifying equipment, and the detected purifying equipment arranged in the box body of the detecting chamber 6 can be replaced. The detection chamber 6 can be fixed between the first cabin 1 and the second cabin 2 through the first pipeline 11, or the detection chamber 6 can be fixed on the connecting plate 12 through bolts, buckles, bonding, welding or riveting, or a partition plate is fixed on the connecting plate 12, and the detection chamber 6 is directly placed on the partition plate or fixed on the partition plate through bolts, buckles, bonding, welding or riveting; the detection chamber 6 is preferably of a cuboid or cube structure, the air inlet and the air outlet are integrally formed on the top surface and the bottom surface of the detection chamber 6, and the side walls can be fixed with the top surface and the bottom surface in a detachable connection mode such as buckling or bolt connection; in addition, one side wall of the detection chamber 6 can also be a turnover cover fixed on the other side wall of the detection chamber 6 through hinge joint, and the detected purifying equipment with different models and different functions can be replaced through the detachable side wall or the turnover cover.
Different types of gas generating devices 7, first detecting devices 3 and second detecting devices 4 are selected due to different types and types of detected purifying equipment placed in the detecting chamber 6 and different purifying technologies. The gas generator 7 directly placed in the first chamber 1 can produce a polluted environment required for detection in the first chamber 1, for example, the generated gas contains suspended particles such as dust and dirt, or harmful substances such as benzene, formaldehyde, acetone, xylene, sulfide, carbon monoxide, dichloromethane and ammonia, or various microorganisms such as bacteria, fungi and mold. The first detection device 3 and the second detection device 4 can be selected from a portable gas detector, a handheld gas detector, a fixed gas detector or an online gas detector and the like; the first detection device 3 is used for detecting the components and the content of the gas in the first cabin 1, can be an air quality detector with the model number of TPCON-C1S, can be directly placed in the first cabin 1, and can directly reflect the detected data on a display screen of the first cabin; the second detection device 4 is used for detecting the components and the content of the gas purified by the detected purification equipment, and when the second detection device 4 is arranged in the second cabin 2, the second detection device is preferably arranged at the position where the gas outlets of the second cabin 2 and the detection chamber 6 are communicated, so that the detection error can be reduced, and the accuracy of the data obtained by detection and the accuracy of the final detection result can be ensured; when the second detection device 4 is arranged in the first pipeline 11, the air quality detector with the preferable model of BR-CON-PTC2W can be adsorbed or hung in the first pipeline 11, and can transmit data to the server in the modes of RS485, WIFI and the like, so that the data monitoring is realized, and the detection data is more accurate.
Furthermore, sealing strips are arranged at the joints, or fluoroplastic sealing strips and hemp sealing materials are wound on the joints. The edge bonds at each junction has the sealing strip, preferably adopts the sealing strip of PU material, or twines sealing materials such as fluoroplastics sealing strip, hemp silk in each junction, can effectually avoid revealing the emergence of the condition, and then guarantee final result's accuracy.
Further, the air return pipe 8 is arranged to communicate the first chamber 1 and the second chamber 2. The return air pipe 8 can be connected with the first cabin 1 and the second cabin 2 in an integrated forming mode or in a sealing mode through bonding, welding and the like. The first chamber 1, the second chamber 2 and the return air duct 8 form a circulating air duct, which can obtain the purification efficiency of the detected gas within a specified time, such as 15 seconds, 30 seconds, 1 minute, 5 minutes, 10 minutes, 1 hour, 2 hours and the like, of the detected purification equipment in the detection chamber 6, or how long it takes to purify the detected gas to a certain state.
Further, the air conditioner further comprises a slot structure 10 and a second partition plate 1001, the slot structure 10 is arranged on the second cabin 2 and is located between the first pipeline 11 and the air return pipe 8, the cross section of the second partition plate 1001 corresponds to the slot structure 10, and the longitudinal section of the second partition plate corresponds to the cross section of the second cabin 2. The slot structure 10 is integrally formed on the side wall or the top of the second chamber 2 near the first duct 11, and has a length equal to the width of the second chamber 2 and the width of the second partition 1001, respectively, and a width equal to the thickness of the second partition 1001; the width of the second partition 1001 is equal to the width of the second compartment 2, the length of the second partition 1001 is equal to the height of the second compartment 2, and a square extension part is integrally formed on one side surface of the second partition 1001 having the same width as the slot structure 10, so that the second partition 1001 can be conveniently pushed into the slot structure 10 or taken out of the slot structure 10 by hand. When the gas detection device is used specifically, the second partition 1001 is inserted into the slot structure 10, so that the slot structure 10 can be blocked, and the gas to be detected in the second cabin 2 is ensured not to leak from the slot structure 10; and the second partition 1001 is inserted into the slot structure 10, so that the circulating air duct formed by the first cabin 1, the second cabin 2 and the air return duct 8 can be disconnected, the communication between the air outlet of the detection chamber 6 and the air return duct 8 is blocked, a disposable gas channel is formed, and the disposable filtering effect of the detected purification equipment is detected.
Further, a third detection device is arranged in the return air duct 8. The third detection device can be selected from a portable gas detector, a handheld gas detector, a fixed gas detector or an online gas detector, and is fixed in the air return pipe 8 in a bonding, welding, riveting, bolt connection and other modes, or is directly fixed in the air return pipe 8 through an adhesive tape without influencing the use of the third detection device. When the device is used for detecting the purification efficiency of the detected gas in the detection chamber 6 within the specified time of the detected purification equipment or the detected gas can be purified to a certain state in a long time, the third detection device plays a role of sampling reference, and the detection data obtained by the detection of the third detection device is combined with the first detection device and the second detection device for reference, so that the accuracy of the final result is ensured.
Further, the first connection pipe 11 is a hose. The first connecting pipe 11 can be made of stainless steel hose, metal hose, corrugated hose, rubber hose or plastic hose, has good flexibility, corrosion resistance and tensile resistance, and can compensate the relative displacement of the connecting section of the device, so that the problem of gas leakage caused by difficult connection or untight connection between the second chamber 2 and the detection chamber 6 due to the relative displacement between the second chamber 2 and the detection chamber 6 in the moving or installing process of the device is solved.
Further, the second partition 1001 is provided with one or more through holes. The through-hole can be for the circular shape, square, polygon etc. rule or irregular shape, and when the second baffle 1001 who offers the through-hole inserted slot structure 10, when plugging up slot structure 10 and guaranteeing that the gas of treating in the second cabin 2 will not follow slot structure 10 and reveal, can keep the intercommunication of 6 gas outlets in the detection room and return air duct 8.
Further, the slot structure 10 is disposed at a connection position of the return air duct 8 and the second chamber 2. The slot structure 10 is integrally formed on the second chamber 2, and the length and width of the slot structure 10 are greater than or equal to the diameter of the cross section of the return air duct 8. When the air conditioner is used specifically, when the second partition plate 1001 without the through hole is inserted into the slot structure 10, the communication between the return air pipe 8 and the second cabin 2 is sealed, so that the gas to be detected in the second cabin 2 is ensured not to leak from the slot structure 10; the second partition 1001 is inserted into the slot structure 10, so that the circulating air duct formed by the first cabin 1, the second cabin 2 and the air return pipe 8 can be disconnected, the communication between the air outlet of the detection chamber 6 and the air return pipe 8 is blocked, a disposable gas channel is formed, and the disposable filtering effect of the detected purifying equipment is detected; when the second partition 1001 provided with the through hole is inserted into the slot structure 10, the slot structure 10 is plugged to ensure that the gas to be detected in the second cabin 2 cannot leak from the slot structure 10, and meanwhile, the communication between the gas outlet of the detection chamber 6 and the return air pipe 8 can be maintained.
Further, a U-shaped chute structure 9 disposed around the exhaust hole 201 on the second compartment 2 and a first partition 901 matching with the chute structure 9 are also included. The chute structure 9 is preferably disposed on the top surface of the second cabin 2, and is composed of a U-shaped bottom and an upper stopper, and may be integrally formed with the outer wall of the second cabin 2, or may be fixed to the outer wall of the second cabin 2 by bonding, welding, or riveting. The shape of the first partition 901 matches with the inner cavity formed by the U-shaped bottom of the chute structure 9 and the upper baffle, the thickness of the first partition 901 is equal to the height of the U-shaped bottom of the chute structure 9, and a square extending part is integrally formed on one side surface of the first partition 901, so that the first partition 901 can be pushed into the chute structure 9 or taken out of the chute structure 9 by hand; when in use, the first partition 901 is pushed into the chute structure 9 to seal the exhaust hole 201 and the second chamber 2.
Further, a front hatch 101 is provided on the first compartment 1. The shape of the front hatch 101 can be square or round, and is preferably arranged on the side wall of the first cabin 1, and a side of the front hatch 101 can be used as a door shaft in a side-hung door mode, and the front hatch 101 can horizontally rotate around the door shaft to open or close; a push-pull door type with a small occupied space position can also be adopted, and a track for sliding the front door 101 is arranged outside the side wall of the first cabin 1 to realize the opening or closing of the front door 101. The first detection device 3 and the gas generation device 7 in the first cabin 1 can be put into the first cabin 1 through the front cabin door 101, and the installation and the replacement of the devices are realized through the front cabin door 101.
Further, the device also comprises a pipeline fan 5, wherein an air inlet is communicated with the first cabin 1 in a sealing mode, and an air outlet is communicated with an air inlet of the detection chamber 6 in a sealing mode. The pipeline fan 5 is fixed between the first cabin 1 and the detection chamber 6 by means of bonding, welding, riveting, splicing, buckling connection or bolt connection, and the like, and preferably adopts a fan with the model number of LH-160P; after the pipeline fan 5 is opened, the pipeline fan 5 sucks the gas to be treated in the first cabin 1 into the pipeline fan 5 through the air inlet communicated with the first cabin 1 in a sealing manner, and then sends the gas to be treated into the detection chamber 6 through the air outlet communicated with the air inlet of the detection chamber 6.
Further, the first chamber 1, the second chamber 2 and the return air duct 8 are made of transparent materials. Transparent material includes transparent plastic or glass, can audio-visual observation be detected clarification plant's purification process and the different purifying effect that is detected clarification plant.
A method for detecting the purification efficiency of a purifier in a certain time by using the device, comprising the following steps:
s1: the front hatch 101 is closed, and the first partition 901 and the second partition 1001 with a through hole are inserted to close the exhaust hole 201 and seal the second compartment 2.
S2: the gas generator 7 is turned on, and the gas generator 7 is continuously adjusted while observing the change of the data detected by the first detecting device 3. Starting the gas generating device 7 to enable the gas generating device to start to emit gas to be detected; when the change of the detection data of the first detection device 3 is observed, the gas quantity sent by the gas generation device 7 is adjusted or the opening and closing state of the gas generation device 7 is adjusted at the same time until the detection data of the first detection device 3 is not fluctuated greatly and is stable and unchanged, which indicates that the concentration of the gas in the whole device is kept consistent;
s3: when the gas generating device 7 is closed and the detection data of the first detecting device 3 and the second detecting device 4 reach the set concentration value and keep unchanged, the pipeline fan 5 and the detected purifying equipment in the detection chamber 6 are started again. Keeping the gas generating device 7 closed, and starting the pipeline fan 5 and the detected purifying equipment, wherein the detected gas in the first cabin 1 is blown into the detected purifying equipment through the fan, the gas treated by the detected purifying equipment enters the second cabin 2, and the gas in the second cabin 2 returns to the first cabin 1 through the air return pipe 8, so that the circular purification is realized;
s4: after the set time, the pipeline fan 5 is closed, and then the detected purifying equipment in the detection chamber 6 is closed, so that the circulating purification of the device is stopped.
S5: and observing the detection values of the first detection device 3 and the second detection device 4, recording the data values detected by the first detection device 3 and the second detection device 4 when the first detection device 3 and the second detection device 4 are not changed any more, and averaging the data values. After the pipeline fan 5 and the detected purifying equipment 6 are closed, the first cabin 1 and the second cabin 2 may have concentration errors, and after the detection values of the first detection device 3 and the second detection device 4 are not changed any more, the average values of the detection values are taken, so that the gas content value finally subjected to circular purification by the detected purifying equipment can be intuitively and concisely reflected.
S6: the finally obtained average value is compared with the initially set concentration value, thereby obtaining the purification efficiency of the detected gas in the set time of the detected purification equipment in the detection chamber 6.
A method for testing the one-time purification efficiency of a purifier by using the device, comprising the following steps:
s1: the front hatch 101 is closed, without the first partition 901 inserted, with the second partition 1001 without a through hole inserted. And a circulating air duct formed by the first cabin 1, the second cabin 2 and the air return pipe 8 is disconnected, the communication between the air outlet of the detection chamber 6 and the air return pipe 8 is blocked, a disposable gas channel is formed, and the disposable filtering effect of the detected purifying equipment is detected.
S2: and (3) starting the gas generating device 7, sending gas to be detected, observing the change of detection data of the first detection device 3, starting the pipeline fan 5 and the detected purifying equipment in the detection chamber 6 after the detection data of the first detection device 3 reach the set concentration, and keeping the gas generating device 7 started.
S3: the data value detected by the first detection device 3 is observed, and the gas quantity emitted by the gas generation device 7 is adjusted, so that the concentration of the gas in the first chamber 1 is kept unchanged, and the final result error caused by the change of the gas content in the first chamber is prevented.
S4: and observing the data values detected by the second detection device 4, recording one or more stabilized data values when the data tend to be stable, and taking the average value of the data values. The detection gas in the first cabin 1 is blown into the detected purifying equipment by a fan, the gas treated by the detected purifying equipment enters the second cabin 2, and is finally discharged from the rear cabin exhaust hole 201; at the beginning of the detection, the data value of the gas processed by the detection purification equipment detected by the second detection device 4 will slowly rise from low concentration until it becomes stable because of the small amount of air in the device.
S5: and comparing the set concentration value with the average value to obtain the one-time purification efficiency of the detected gas by the detected purification equipment.
Claims (16)
1. A device for detecting the performance of a purifier is characterized by comprising a first cabin (1), a second cabin (2) and a connecting plate (12), wherein the first cabin (1) and the second cabin (2) are both fixed on the connecting plate (12); a gas generating device (7) and a first detection device (3) are arranged in the first cabin (1), and an exhaust hole (201) is arranged on the second cabin (2); still be fixed with between first cabin (1) and second cabin (2) and detect room (6), the air inlet and the sealed intercommunication in first cabin (1) of detecting room (6), the gas outlet that detects the room is through first pipeline (11) and the sealed intercommunication in second cabin (2), second detection device (4) are located in first pipeline (11) and/or in second cabin (2).
2. An apparatus for testing the performance of a purifier according to claim 1, further comprising a return air pipe (8) communicating the first chamber (1) and the second chamber (2).
3. A device for testing the performance of a purifier according to claim 2, further comprising a slot structure (10) and a second partition (1001), wherein the slot structure (10) is arranged on the second chamber (2) and is located between the first pipeline (11) and the return air duct (8), the cross-sectional shape of the second partition (1001) corresponds to the slot structure (10), and the longitudinal cross-sectional shape corresponds to the cross-sectional shape of the second chamber (2).
4. A device for testing the performance of a purifier according to claim 3, wherein the second partition (1001) is provided with one or more through holes.
5. A device for testing the performance of a purifier according to claim 1, 2, 3 or 4, further comprising a U-shaped chute structure (9) arranged around the exhaust hole (201) on the second chamber (2) and a first partition (901) matched with the chute structure (9).
6. A device for testing the performance of a scrubber according to claim 1, 2, 3 or 4, characterized in that the first chamber (1) is provided with a front hatch (101).
7. A device for testing the performance of a purification installation according to claim 5, wherein the first compartment (1) is provided with a front hatch (101).
8. A device for testing the performance of a purifier according to claim 1, 2, 3, 4 or 7, further comprising a duct fan (5) having an inlet in sealed communication with the first chamber (1) and an outlet in sealed communication with the inlet of the test chamber (6).
9. A device for testing the performance of a purifier according to claim 5, further comprising a pipeline fan (5) having an air inlet in sealed communication with the first chamber (1) and an air outlet in sealed communication with the air inlet of the testing chamber (6).
10. The device for detecting the performance of the purifier according to claim 6, further comprising a pipeline fan (5) with an air inlet in sealed communication with the first chamber (1) and an air outlet in sealed communication with an air inlet of the detection chamber (6).
11. A device for testing the performance of a purifier according to claim 1, 2, 3, 4, 7, 9 or 10, wherein the first chamber (1), the second chamber (2) and the return air pipe (8) are made of transparent materials.
12. A device for testing the performance of a purifier according to claim 5, wherein the first chamber (1), the second chamber (2) and the return air pipe (8) are made of transparent materials.
13. A device for testing the performance of a purifier according to claim 6, wherein the first chamber (1), the second chamber (2) and the return air pipe (8) are made of transparent materials.
14. A device for testing the performance of a purifier according to claim 8, wherein the first chamber (1), the second chamber (2) and the return air pipe (8) are made of transparent materials.
15. A method for detecting the purification efficiency of a purifier within a certain time by using the device, which is characterized by comprising the following steps:
s1: closing the front hatch (101), inserting a first partition (901) and a second partition (1001) with a through hole;
s2: starting the gas generating device 7, observing the change of the detection data of the first detection device (3), and continuously adjusting the gas generating device (7);
s3: when the gas generating device (7) is closed and the detection data of the first detection device (3) and the second detection device (4) reach the set concentration value and keep unchanged, the pipeline fan (5) and the detected purifying equipment in the detection chamber (6) are started;
s4: after the set time, the pipeline fan (5) is closed, and then the detected purifying equipment in the detection chamber (6) is closed;
s5: observing the detection values of the first detection device (3) and the second detection device (4), recording data values obtained by detection of the first detection device (3) and the second detection device (4) after the first detection device (3) and the second detection device (4) are not changed any more, and averaging the data values;
s6: the finally obtained average value is compared with the initially set concentration value, so that the purification efficiency of the detected gas in the set time of the detected purification equipment in the detection chamber (6) is obtained.
16. A method for testing the one-time purification efficiency of a purifier by using the device, which is characterized by comprising the following steps:
s1: closing the front hatch (101), inserting a second partition (1001) without a through hole, without inserting the first partition (901);
s2: starting a gas generating device (7), observing the change of detection data of a first detection device (3), starting a pipeline fan (5) and detected purifying equipment in a detection chamber (6) after the detection data of the first detection device (3) reach a set concentration, and keeping the gas generating device (7) started;
s3: observing the data value detected by the first detection device (3), and adjusting the gas quantity emitted by the gas generation device (7) to keep the concentration of the gas in the first chamber (1) unchanged;
s4: observing the data values detected by the second detection device (4), recording one or more stabilized data values when the data tend to be stable, and taking the average value of the data values;
s5: and comparing the set concentration value with the average value to obtain the one-time purification efficiency of the detected gas by the detected purification equipment.
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Cited By (1)
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| CN114509533A (en) * | 2021-12-22 | 2022-05-17 | 南京华鼎纳米技术研究院有限公司 | Effectiveness detection method for harmful gas and pest purification equipment |
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Address after: 401133 10-1, 27 West Street, Jiangbei City, Jiangbei District, Chongqing Patentee after: Chongqing Yuesen Ecological Technology Co.,Ltd. Address before: 401133 10-1, 27 West Street, Jiangbei City, Jiangbei District, Chongqing Patentee before: Chongqing Yuesen Environmental Protection Industry Co.,Ltd. |