CN113640471A - Formaldehyde detection device for indoor air detection - Google Patents
Formaldehyde detection device for indoor air detection Download PDFInfo
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- CN113640471A CN113640471A CN202110973249.0A CN202110973249A CN113640471A CN 113640471 A CN113640471 A CN 113640471A CN 202110973249 A CN202110973249 A CN 202110973249A CN 113640471 A CN113640471 A CN 113640471A
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- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 title claims abstract description 525
- 238000001514 detection method Methods 0.000 title claims abstract description 172
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 24
- 230000005540 biological transmission Effects 0.000 claims description 23
- 238000013500 data storage Methods 0.000 claims description 21
- 230000007246 mechanism Effects 0.000 claims description 20
- 238000012544 monitoring process Methods 0.000 claims description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 12
- 229910052799 carbon Inorganic materials 0.000 claims description 12
- 239000001569 carbon dioxide Substances 0.000 claims description 12
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 12
- 239000013618 particulate matter Substances 0.000 claims description 12
- 238000000746 purification Methods 0.000 claims description 10
- 238000009423 ventilation Methods 0.000 claims description 3
- 238000012360 testing method Methods 0.000 abstract description 15
- 230000008859 change Effects 0.000 abstract description 11
- 230000008901 benefit Effects 0.000 abstract description 7
- 238000012545 processing Methods 0.000 description 11
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- 239000008187 granular material Substances 0.000 description 3
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- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 208000031404 Chromosome Aberrations Diseases 0.000 description 1
- 208000014085 Chronic respiratory disease Diseases 0.000 description 1
- 206010067477 Cytogenetic abnormality Diseases 0.000 description 1
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- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000005183 environmental health Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000000366 juvenile effect Effects 0.000 description 1
- 208000032839 leukemia Diseases 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000035935 pregnancy Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 208000011580 syndromic disease Diseases 0.000 description 1
- 231100000378 teratogenic Toxicity 0.000 description 1
- 230000003390 teratogenic effect Effects 0.000 description 1
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0031—General constructional details of gas analysers, e.g. portable test equipment concerning the detector comprising two or more sensors, e.g. a sensor array
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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
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0062—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display
- G01N33/0063—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display using a threshold to release an alarm or displaying means
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Abstract
The invention provides a formaldehyde detection device for indoor air detection, which comprises a base, a shell, an exhaust fan, a formaldehyde detection rod, a central processor, a power supply, a display screen, an air inlet grille and an air filter element, wherein the shell is arranged on the base; the base below is provided with the removal wheel, and base top fixed mounting has the casing, and housing face is provided with three detection groove, and the display screen is installed to housing face's centre, and the exhaust fan is installed to the lower part of casing, and air inlet grid and air filter are installed to the upper portion of casing, and the air inlet grid is located the surface of casing, and air filter is located the rear of air inlet grid. The formaldehyde detection device has the advantages that the formaldehyde detection device can test the formaldehyde concentration in different spatial ranges, the formaldehyde in the air can be captured more easily, the accuracy of the formaldehyde concentration detection data is ensured, the device is simple and convenient to operate, a professional person does not need to carry equipment to carry the device to detect, the change of the air quality can be continuously detected and reflected for a long time, and the formaldehyde detection device has the advantage of high detection efficiency.
Description
Technical Field
The invention relates to the technical field of air detection, in particular to a formaldehyde detection device for indoor air detection.
Background
With the continuous improvement of living standards of people and the increasing attention on the demand of environmental health, the decoration of residential buildings and commercial buildings uses an indoor environment monitoring device to detect air, particularly, various adhesives, coatings and paints used in the indoor decoration contain formaldehyde, and after the decoration is finished, pollution gas mainly containing formaldehyde can be volatilized, so that the formaldehyde is harmful to human bodies, is determined to be carcinogenic and teratogenic substances by the world health organization, and can cause diseases such as chronic respiratory diseases, pregnancy syndromes, leukemia and the like after being contacted with the formaldehyde for a long time, and can also cause the problems of chromosome abnormality, juvenile hypomnesis, mental retardation, low intelligence and the like of newborns.
Present indoor formaldehyde detection device can only test the formaldehyde concentration of a certain position space scope, formaldehyde concentration sensor is difficult to catch the formaldehyde in the air, lead to formaldehyde concentration detection data inaccurate, and professional formaldehyde check out test set needs professional to take equipment to go to the door and detects, need adopt a plurality of formaldehyde sensors to detect the formaldehyde concentration of co-altitude not in the testing process, once can only detect the data of a time quantum, can not reflect the change of air quality, and can not the multi-parameter is gathered simultaneously, can't carry out continuous online monitoring to the formaldehyde pollution in the room air, cause relative formaldehyde concentration to appear the problem that deviation and detection efficiency hang down.
Disclosure of Invention
The invention aims to provide a formaldehyde detection device for detecting indoor air, so that the formaldehyde detection device can test formaldehyde concentrations in different spatial ranges, can capture formaldehyde in the air more easily, ensures the accuracy of formaldehyde concentration detection data, is simple and convenient to operate, does not need professionals to carry equipment to detect the formaldehyde concentration on the door, and can continuously detect and reflect the change of air quality for a long time.
A formaldehyde detection device for indoor air detection comprises a base, a shell, an exhaust fan, a formaldehyde detection rod, a central processor, a power supply, a display screen, an air inlet grille and an air filter element; the mobile wheel is arranged below the base, a shell is fixedly arranged above the base, three detection grooves are arranged on the surface of the shell, a display screen is arranged in the middle of the surface of the shell, an exhaust fan is arranged on the lower portion of the shell, an air inlet grille and an air filter element are arranged on the upper portion of the shell, the air inlet grille is positioned on the surface of the shell, the air filter element is positioned behind the air inlet grille, a power supply is fixedly arranged in the middle of the base, a central processor is arranged above the power supply and connected with a plurality of formaldehyde detection rods, the formaldehyde detection rods comprise a first formaldehyde detection rod, a second formaldehyde detection rod and a third formaldehyde detection rod, the detection grooves comprise a first detection groove, a second detection groove and a third detection groove, the first detection groove is positioned at the top of the shell, the second detection groove is positioned in the middle of the shell, the third detection groove is positioned at the lower portion of the shell, and the first formaldehyde detection rod is arranged in the first detection groove, a second formaldehyde detection rod is arranged in the second detection groove, and a third formaldehyde detection rod is arranged in the third detection groove.
The formaldehyde detection device comprises a first formaldehyde detection rod, a second formaldehyde detection rod and a third formaldehyde detection rod, can test formaldehyde concentrations in different space ranges, enables the formaldehyde detection rods to capture formaldehyde in the air more easily by arranging a plurality of detection grooves, ensures the accuracy of formaldehyde concentration detection data, is simple and convenient to operate, does not need professionals to take equipment to go to the door for detection, and can continuously detect for a long time, thereby reflecting the change of air quality and having the advantage of high detection efficiency.
Further, the formaldehyde detection pole contains pole setting and formaldehyde sensor, and the one end and the central treater of pole setting are connected, and the other end and the formaldehyde sensor of pole setting are connected, and the one end that pole setting and formaldehyde sensor are connected is provided with the bleeder vent, and the one end that pole setting and central treater are connected is provided with the connector, and the pole setting passes through the connector with central treater and is connected.
Further, central processor contains microprocessor module, data storage module and wireless transmission module electricity signal connection, wireless transmission module and microprocessor module wireless signal connection, and microprocessor module stores the air data that formaldehyde detection pole gathered to data storage module, and data storage module's data is transmitted to microprocessor module through wireless transmission module and is carried out data processing.
The central processor comprises a microprocessor module, a data storage module and a wireless transmission module, the microprocessor module stores the air data collected by the formaldehyde detection rod to the data storage module, the data of the data storage module is transmitted to the microprocessor module through the wireless transmission module for data processing, the formaldehyde captured at different heights in the detection process can be analyzed and processed, the distribution situation of indoor formaldehyde can be accurately known through the Internet of things technology, and a more powerful reference basis is provided for removing indoor formaldehyde concentration.
Furthermore, the microprocessor module of the central processor comprises a data receiving unit, an air detection unit, a feedback unit and an alarm unit, wherein the air detection unit is electrically connected with the data receiving unit through a lead, the air detection unit is electrically connected with the feedback unit through a lead, the feedback unit is electrically connected with a display screen through a lead, the feedback unit is electrically connected with the alarm unit through a lead, and the alarm unit is in radio signal connection with the wireless transmission module.
The microprocessor module of central processor contains data receiving element, air detection unit, feedback unit and alarm unit, and air detection unit is connected with the feedback unit through the wire electricity, and the feedback unit is connected with the display screen through the wire electricity, the regional air formaldehyde concentration of different heights in the display room in time of being convenient for, and data processing is quick accurate, when formaldehyde concentration surpassed the predetermined value, sends out the police dispatch newspaper through alarm unit, has improved the security of indoor environment greatly.
Further, be provided with the mounting bracket in the casing, the mounting bracket contains bottom plate and fixed plate, and the both sides of bottom plate are connected with air filter, installs moving mechanism between the fixed plate of both sides, and moving mechanism contains the lead screw, and the lead screw is located between two fixed plates, installs the connecting seat on the lead screw, and one side of connecting seat articulates on the fixed plate, and the lead screw drives the mount pad and adjusts the angle in the vertical direction.
Further, be provided with a plurality of ventilation strips on the front of air-inlet grille, the back connection of air-inlet grille has air filter, is provided with the purification box in the air filter, and the inside that purifies the box is provided with formaldehyde filter screen and active carbon filter screen, the both ends of formaldehyde filter screen and the inside wall fixed connection of controlling that purifies the box, the both ends of active carbon filter screen and the upper and lower inside wall fixed connection who purifies the box, the bottom of casing is provided with a plurality of exhaust fans.
The back connection of air-inlet grille has air filter, be provided with the purification box in the air filter, the inside that purifies the box is provided with formaldehyde filter screen and active carbon filter screen, the bottom of casing is provided with a plurality of exhaust fans, power through the exhaust fan provides, make air admission air filter purify, formaldehyde filter screen and active carbon filter screen reduce the formaldehyde content in the air and filter with remaining granule, the filtration to the air has been improved, the purification to the air has been reached, improve indoor air circumstance.
Further, the fixed display screen that is provided with in surperficial intermediate position of casing, the display screen is provided with the warning light, and the fixed speaker that is provided with under the warning light sets up the controller in the display screen, controller and central treater electric signal connection link to each other through the wire between controller, warning light and the speaker.
Further, an air quality monitoring mechanism is installed in the shell, and the air quality monitoring mechanism comprises a particulate matter sensor, a formaldehyde sensor and a carbon dioxide sensor; the air quality monitoring mechanism is in electric signal connection with the wireless transmission module, and the particulate matter sensor, the formaldehyde sensor and the carbon dioxide sensor are respectively connected with the data receiving unit of the microprocessor module.
Install air quality monitoring mechanism in the casing, air quality monitoring mechanism contains particulate matter sensor, formaldehyde sensor, carbon dioxide sensor, particulate matter sensor, formaldehyde sensor, carbon dioxide sensor are connected with microprocessor module's data receiving unit respectively, realize incessant continuous monitoring throughout the day, upload microprocessor module in real time with the data of each parameter of air quality, can inquire multiple air quality data, know the trend of change of air quality, the collection of the integral type of multi-parameter air quality has been realized.
Further, the bottom of casing mounting bracket is provided with the mounting panel, is provided with the slot on the mounting panel, is provided with the picture peg on the formaldehyde detection pole, and the picture peg can be dismantled with the slot and be connected, and the mount pad of casing is provided with a plurality ofly, is provided with the connecting piece between the mount pad, links together through the connecting piece between two adjacent mount pads.
The invention has the advantages that: the formaldehyde detection device comprises a first formaldehyde detection rod, a second formaldehyde detection rod and a third formaldehyde detection rod, can test formaldehyde concentrations in different space ranges, enables the formaldehyde detection rods to capture formaldehyde in the air more easily by arranging a plurality of detection grooves, ensures the accuracy of formaldehyde concentration detection data, is simple and convenient to operate, does not need professionals to take equipment to go to the door for detection, and can continuously detect for a long time, thereby reflecting the change of air quality and having the advantage of high detection efficiency.
Drawings
Fig. 1 is a schematic structural diagram of a formaldehyde detection device for indoor air detection.
Fig. 2 is a schematic diagram of the internal structure of a formaldehyde detection device for indoor air detection.
FIG. 3 is a schematic view of the operation of a central processor of the formaldehyde detecting device.
The labels in the figure are: the air conditioner comprises a base 1, a shell 2, an exhaust fan 3, a central processor 4, a power supply 5, a display screen 6, an air inlet grille 7, an air filter element 8, a first formaldehyde detection rod 9, a second formaldehyde detection rod 10, a third formaldehyde detection rod 11, a first detection groove 12, a second detection groove 13 and a third detection groove 14.
Detailed Description
Aiming at the defects in the prior art, the invention provides the formaldehyde detection device for detecting indoor air, so that the formaldehyde detection device can test the formaldehyde concentration in different space ranges, the formaldehyde in the air can be captured more easily, the accuracy of formaldehyde concentration detection data is ensured, the device is simple and convenient to operate, a professional person does not need to carry equipment to carry the device to detect the formaldehyde concentration at the door, and the change of the air quality can be continuously detected and reflected for a long time.
In order to solve the technical problems, the invention adopts the following technical scheme:
as an embodiment, as shown in fig. 1, a formaldehyde detecting device for detecting indoor air includes a base 1, a housing 2, an exhaust fan 3, a formaldehyde detecting rod, a central processor 4, a power supply 5, a display screen 6, an air inlet grille 7 and an air filter 8; the mobile wheel is arranged below the base 1, the shell 2 is fixedly arranged above the base 1, the surface of the shell 2 is provided with three detection grooves, the display screen 6 is arranged in the middle of the surface of the shell 2, the exhaust fan 3 is arranged at the lower part of the shell 2, the air inlet grille 7 and the air filter element 8 are arranged at the upper part of the shell 2, the air inlet grille 7 is arranged on the surface of the shell 2, the air filter element 8 is arranged behind the air inlet grille 7, the power supply 5 is fixedly arranged in the middle of the base 1, the central processor 4 is arranged above the power supply 5, the central processor 4 is connected with a plurality of formaldehyde detection rods, each formaldehyde detection rod comprises a first formaldehyde detection rod 9, a second formaldehyde detection rod 10 and a third formaldehyde detection rod 11, each detection groove comprises a first detection groove 12, a second detection groove 13 and a third detection groove 14, the first detection groove 12 is arranged at the top of the shell 2, the second detection groove 13 is arranged at the middle of the shell 2, the third detection groove 14 is positioned at the lower part of the shell 2, the first formaldehyde detection rod 9 is arranged in the first detection groove 12, the second formaldehyde detection rod 10 is arranged in the second detection groove 13, and the third formaldehyde detection rod 11 is arranged in the third detection groove 14.
Preferably, formaldehyde detection device contains first formaldehyde test rod 9, second formaldehyde test rod 10 and third formaldehyde test rod 11, can test the formaldehyde concentration of different space ranges, makes formaldehyde test rod catch the formaldehyde in the air more easily through setting up a plurality of detection tank, ensures the accuracy of formaldehyde concentration detection data, and the device is easy and simple to handle does not need professional to take the equipment to go to the door and detects, can detect for a long time in succession to reflect the change of air quality, has the advantage that detection efficiency is high.
As an embodiment, as shown in fig. 2, the formaldehyde detection rod includes a vertical rod and a formaldehyde sensor, one end of the vertical rod is connected to the central processor 4, the other end of the vertical rod is connected to the formaldehyde sensor, an air hole is formed at one end of the vertical rod connected to the formaldehyde sensor, a connector is arranged at one end of the vertical rod connected to the central processor 4, and the vertical rod is connected to the central processor 4 through the connector.
Preferably, be provided with the mounting bracket in the casing 2, the mounting bracket contains bottom plate and fixed plate, and the both sides of bottom plate are connected with air filter 8, installs moving mechanism between the fixed plate of both sides, and moving mechanism contains the lead screw, and the lead screw is located between two fixed plates, installs the connecting seat on the lead screw, and one side of connecting seat articulates on the fixed plate, and the lead screw drives the mount pad and adjusts the angle in the vertical side.
Preferably, be provided with a plurality of ventilation strips on the front of air-inlet grille 7, the back connection of air-inlet grille 7 has air filter 8, is provided with the purification box in the air filter 8, and the inside that purifies the box is provided with formaldehyde filter screen and active carbon filter screen, the both ends of formaldehyde filter screen and the left and right sides inside wall fixed connection who purifies the box, the both ends of active carbon filter screen and the upper and lower inside wall fixed connection who purifies the box, the bottom of casing 2 is provided with a plurality of exhaust fans 3.
Preferably, the back connection of air-inlet grille 7 has air filter 8, be provided with the purification box in the air filter 8, the inside that purifies the box is provided with formaldehyde filter screen and active carbon filter screen, the bottom of casing 2 is provided with a plurality of exhaust fans 3, power through exhaust fan 3 provides, make air admission air filter 8 purify, formaldehyde filter screen and active carbon filter screen reduce formaldehyde content and remaining granule in the air and filter, the filtration to the air has been improved, the purification to the air has been reached, improve indoor air circumstance.
Preferably, the fixed display screen 6 that is provided with in surperficial intermediate position of casing 2, display screen 6 are provided with the warning light, and the fixed speaker that is provided with under the warning light sets up the controller in the display screen 6, and the controller links to each other through the wire with 4 signal connection of central processing unit, controller, warning light and speaker.
Preferably, an air quality monitoring mechanism is installed in the shell 2, and the air quality monitoring mechanism comprises a particulate matter sensor, a formaldehyde sensor and a carbon dioxide sensor; the air quality monitoring mechanism is in electric signal connection with the wireless transmission module, and the particulate matter sensor, the formaldehyde sensor and the carbon dioxide sensor are respectively connected with the data receiving unit of the microprocessor module.
Preferably, install air quality monitoring mechanism in the casing 2, air quality monitoring mechanism contains particulate matter sensor, formaldehyde sensor, carbon dioxide sensor, particulate matter sensor, formaldehyde sensor, carbon dioxide sensor are connected with microprocessor module's data receiving unit respectively, realize incessant continuous monitoring throughout the day, upload microprocessor module in real time with the data of each parameter of air quality, can inquire multiple air quality data, know the trend of change of air quality, the collection of the integral type of multi-parameter air quality has been realized.
Preferably, the bottom of the mounting rack of the shell 2 is provided with a mounting plate, a slot is formed in the mounting plate, a plugboard is arranged on the formaldehyde detection rod and detachably connected with the slot, a plurality of mounting seats of the shell 2 are provided, a connecting piece is arranged between the mounting seats, and two adjacent mounting seats are connected together through the connecting piece.
As an embodiment, as shown in fig. 3, the central processor 4 includes a microprocessor module, a data storage module and a wireless transmission module, the data storage module is in electrical signal connection with the wireless transmission module, the wireless transmission module is in wireless signal connection with the microprocessor module, the microprocessor module stores the air data collected by the formaldehyde detection rod into the data storage module, and the data of the data storage module is transmitted to the microprocessor module through the wireless transmission module for data processing.
Preferably, central processor 4 contains the microprocessor module, data storage module and wireless transmission module, the air data storage that the microprocessor module was gathered formaldehyde test rod to the data storage module, the data of data storage module transmit to the microprocessor module through wireless transmission module and carry out data processing, can carry out the analysis and the processing of data with the formaldehyde that the different heights of in-process of detection caught, through internet of things, can more accurately learn the distribution situation of indoor formaldehyde, get rid of for indoor formaldehyde concentration and provide more powerful reference foundation.
Preferably, the microprocessor module of the central processor 4 comprises a data receiving unit, an air detection unit, a feedback unit and an alarm unit, the air detection unit is electrically connected with the data receiving unit through a wire, the air detection unit is electrically connected with the feedback unit through a wire, the feedback unit is electrically connected with the display screen 6 through a wire, the feedback unit is electrically connected with the alarm unit through a wire, and the alarm unit is in radio signal connection with the wireless transmission module.
Preferably, the microprocessor module of central processing unit 4 contains data receiving element, air detection unit, feedback unit and alarm unit, and air detection unit is connected with feedback unit through the wire electricity, and feedback unit is connected with display screen 6 through the wire electricity, the regional air formaldehyde concentration of different heights in the display room of being convenient for in time, and data processing is quick accurate, when formaldehyde concentration surpassed the predetermined value, sends out the police dispatch newspaper through alarm unit, has improved the security of indoor environment greatly.
The invention has the beneficial effects that: the formaldehyde detection device comprises a first formaldehyde detection rod, a second formaldehyde detection rod and a third formaldehyde detection rod, can test formaldehyde concentrations in different spatial ranges, enables the formaldehyde detection rods to capture formaldehyde in air more easily by arranging a plurality of detection grooves, ensures the accuracy of formaldehyde concentration detection data, is simple and convenient to operate, does not need professionals to carry equipment to carry to detect at the door, can continuously detect for a long time, reflects the change of air quality, and has the advantage of high detection efficiency; the central processor comprises a microprocessor module, a data storage module and a wireless transmission module, the microprocessor module stores the air data collected by the formaldehyde detection rod to the data storage module, the data of the data storage module is transmitted to the microprocessor module through the wireless transmission module for data processing, the formaldehyde captured at different heights in the detection process can be analyzed and processed, the distribution situation of indoor formaldehyde can be accurately known through the Internet of things technology, and a more powerful reference basis is provided for removing indoor formaldehyde concentration.
The microprocessor module of the central processor comprises a data receiving unit, an air detection unit, a feedback unit and an alarm unit, wherein the air detection unit is electrically connected with the feedback unit through a lead, the feedback unit is electrically connected with a display screen through a lead, so that the formaldehyde concentration of air in different indoor height areas can be displayed in time, the data processing is rapid and accurate, and when the formaldehyde concentration exceeds a preset value, an alarm is given through the alarm unit, so that the safety of the indoor environment is greatly improved; the back connection of air-inlet grille has air filter, be provided with the purification box in the air filter, the inside that purifies the box is provided with formaldehyde filter screen and active carbon filter screen, the bottom of casing is provided with a plurality of exhaust fans, power through the exhaust fan provides, make air admission air filter purify, formaldehyde filter screen and active carbon filter screen reduce the formaldehyde content in the air and filter with remaining granule, the filtration to the air has been improved, the purification to the air has been reached, improve indoor air circumstance.
Install air quality monitoring mechanism in the casing, air quality monitoring mechanism contains particulate matter sensor, formaldehyde sensor, carbon dioxide sensor, particulate matter sensor, formaldehyde sensor, carbon dioxide sensor are connected with microprocessor module's data receiving unit respectively, realize incessant continuous monitoring throughout the day, upload microprocessor module in real time with the data of each parameter of air quality, can inquire multiple air quality data, know the trend of change of air quality, the collection of the integral type of multi-parameter air quality has been realized.
All patents and publications mentioned in the specification of the invention are indicative of the techniques disclosed in the art to which this invention pertains and are intended to be applicable. All patents and publications cited herein are hereby incorporated by reference to the same extent as if each individual publication was specifically and individually indicated to be incorporated by reference. The invention described herein may be practiced in the absence of any element or elements, limitation or limitations, which limitation or limitations is not specifically disclosed herein. For example, in each of the examples herein the terms "comprising", "consisting essentially of", and "consisting of" may be substituted for the remaining 2 terms of either. The terms and expressions which have been employed herein are used as terms of description and not of limitation, and there is no intention in the use of such terms and expressions of excluding any equivalents of the features shown and described, but it is recognized that various modifications and changes may be made within the scope of the invention and the claims which follow. It is to be understood that the embodiments described herein are preferred embodiments and features and that modifications and variations may be made by one skilled in the art in light of the teachings of this disclosure, and are to be considered within the purview and scope of this invention and the scope of the appended claims and their equivalents.
Claims (9)
1. The utility model provides a formaldehyde detection device for detecting based on indoor air which characterized in that: the formaldehyde detector comprises a base, a shell, an exhaust fan, a formaldehyde detection rod, a central processor, a power supply, a display screen, an air inlet grille and an air filter element; the mobile wheel is arranged below the base, a shell is fixedly arranged above the base, three detection grooves are arranged on the surface of the shell, a display screen is arranged in the middle of the surface of the shell, an exhaust fan is arranged on the lower portion of the shell, an air inlet grille and an air filter element are arranged on the upper portion of the shell, the air inlet grille is positioned on the surface of the shell, the air filter element is positioned behind the air inlet grille, a power supply is fixedly arranged in the middle of the base, a central processor is arranged above the power supply and connected with a plurality of formaldehyde detection rods, the formaldehyde detection rods comprise a first formaldehyde detection rod, a second formaldehyde detection rod and a third formaldehyde detection rod, the detection grooves comprise a first detection groove, a second detection groove and a third detection groove, the first detection groove is positioned at the top of the shell, the second detection groove is positioned in the middle of the shell, the third detection groove is positioned at the lower portion of the shell, and the first formaldehyde detection rod is arranged in the first detection groove, a second formaldehyde detection rod is arranged in the second detection groove, and a third formaldehyde detection rod is arranged in the third detection groove.
2. The formaldehyde detection device based on indoor air detection of claim 1, characterized in that: the formaldehyde detection pole contain pole setting and formaldehyde sensor, the one end and the central treater of pole setting are connected, the other end and the formaldehyde sensor of pole setting are connected, the one end that pole setting and formaldehyde sensor are connected is provided with the bleeder vent, the one end that pole setting and central treater are connected is provided with the connector, the pole setting passes through the connector with central treater and is connected.
3. The formaldehyde detection device based on indoor air detection of claim 1, characterized in that: the central processor comprises a microprocessor module, a data storage module and a wireless transmission module, the data storage module is in electrical signal connection with the wireless transmission module, the wireless transmission module is in wireless signal connection with the microprocessor module, the microprocessor module stores air data collected by the formaldehyde detection rod into the data storage module, and the data of the data storage module is transmitted to the microprocessor module through the wireless transmission module to be processed.
4. The formaldehyde detection device based on indoor air detection of claim 1, characterized in that: the microprocessor module of the central processor comprises a data receiving unit, an air detection unit, a feedback unit and an alarm unit, wherein the air detection unit is electrically connected with the data receiving unit through a lead, the air detection unit is electrically connected with the feedback unit through a lead, the feedback unit is electrically connected with a display screen through a lead, the feedback unit is electrically connected with the alarm unit through a lead, and the alarm unit is in radio signal connection with the wireless transmission module.
5. The formaldehyde detection device based on indoor air detection of claim 1, characterized in that: the casing in be provided with the mounting bracket, the mounting bracket contains bottom plate and fixed plate, the both sides of bottom plate are connected with air filter, install moving mechanism between the fixed plate of both sides, moving mechanism contains the lead screw, the lead screw is located between two fixed plates, installs the connecting seat on the lead screw, one side of connecting seat articulates on the fixed plate, the lead screw drives the mount pad and adjusts the angle in the vertical side.
6. The formaldehyde detection device based on indoor air detection of claim 1, characterized in that: the front of air-inlet grid on be provided with a plurality of ventilation strips, the back connection of air-inlet grid has air filter, is provided with the purification box in the air filter, the inside of purifying the box is provided with formaldehyde filter screen and active carbon filter screen, the both ends of formaldehyde filter screen and the inside wall fixed connection of controlling of purification box, the both ends of active carbon filter screen and the upper and lower inside wall fixed connection who purifies the box, the bottom of casing is provided with a plurality of exhaust fans.
7. The formaldehyde detection device based on indoor air detection of claim 1, characterized in that: the fixed display screen that is provided with in surperficial intermediate position of casing, the display screen is provided with the warning light, the fixed speaker that is provided with under the warning light, set up the controller in the display screen, controller and central treater electric signal connection link to each other through the wire between controller, warning light and the speaker.
8. The formaldehyde detection device based on indoor air detection of claim 1, characterized in that: an air quality monitoring mechanism is arranged in the shell and comprises a particulate matter sensor, a formaldehyde sensor and a carbon dioxide sensor; the air quality monitoring mechanism is in electric signal connection with the wireless transmission module, and the particulate matter sensor, the formaldehyde sensor and the carbon dioxide sensor are respectively connected with the data receiving unit of the microprocessor module.
9. The formaldehyde detection device based on indoor air detection of claim 1, characterized in that: the bottom of casing mounting bracket be provided with the mounting panel, be provided with the slot on the mounting panel, be provided with the picture peg on the formaldehyde detection pole, the picture peg can be dismantled with the slot and be connected, the mount pad of casing is provided with a plurality ofly, is provided with the connecting piece between the mount pad, links together through the connecting piece between two adjacent mount pads.
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| CN202110973249.0A CN113640471A (en) | 2021-08-24 | 2021-08-24 | Formaldehyde detection device for indoor air detection |
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