CN105806417A - Detection air duct of indoor air environment monitoring equipment - Google Patents
Detection air duct of indoor air environment monitoring equipment Download PDFInfo
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- CN105806417A CN105806417A CN201610298939.XA CN201610298939A CN105806417A CN 105806417 A CN105806417 A CN 105806417A CN 201610298939 A CN201610298939 A CN 201610298939A CN 105806417 A CN105806417 A CN 105806417A
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- air channel
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D11/00—Component parts of measuring arrangements not specially adapted for a specific variable
Abstract
The invention relates to a detection air duct of indoor air environment monitoring equipment.The vertically-extending detection air duct is arranged in a shell of the indoor air environment monitoring equipment.An air inlet is formed in the lower end of the detection air duct, and an air outlet is formed in the upper end of the detection air duct.A fan for providing power for detection airflow flowing from bottom to top is installed in the detection air duct.A sensor set for detecting detection airflow is also arranged in the detection air duct.According to the arrangement, the sensor set composed of six sensors comprising a temperature and humidity sensor, a CO sensor, a CO2 sensor, a formaldehyde sensor, a PM2.5 sensor and the like is installed in the detection air duct in an integration mode, detection of the sensors is not affected, and comprehensive detection of indoor airflow is achieved; meanwhile, the detection air duct is simple in structure, remarkable in effect and suitable for being used and popularized.
Description
Technical field
The invention belongs to detection part of appliance field, specifically, relate to the detection air channel of a kind of indoor air environment monitoring equipment.
Background technology
In recent years, air pollution problems inherent is day by day serious, and regional atmospheric pollution particularly highlights, and the fine particles pollutions such as haze affects the trip of people, PM2.5 cause the extensive concern of the common people.The complicated component of outdoor pollutant, the gaseous contamination causing indoor is also polluted by harmful gass such as traditional formaldehyde, carbon monoxides, having become the gas-solid comprehensive pollution that formaldehyde, carbon monoxide and PM2.5 particulate matter etc. cause, people are also more and more higher to the attention rate of around office and living environment air quality condition.
At present, on the market for the detection of room air, adopt hand-held tester more, such detection equipment possesses and is easy to carry, the advantage such as easy to use, during use, by the triggering to the button on detector, namely display shows current air mass situation, but such detector cannot realize detection constantly and follow the tracks of, and after the use of such detector, often place without fixed position, not easily find, most importantly place ambient conditions and cannot predict.Meanwhile, above-mentioned hand-held tester is limited to the volume of equipment, make on it cannot integrally disposed multiple sensors, the detection making equipment is comparatively unilateral, and the equipment that have impact on is to the accuracy in detection of air and comprehensive.
In view of this special proposition present invention.
Summary of the invention
The technical problem to be solved in the present invention is in that to overcome the deficiencies in the prior art, the detection air channel of a kind of indoor air environment monitoring equipment is provided, to reach reasonable arrangement, make various detection sensor all be mountable in air channel, reached air stream is carried out the purpose of comprehensive detection
For solving above-mentioned technical problem, the present invention adopts the basic conception of technical scheme to be:
The detection air channel of a kind of indoor air environment monitoring equipment, is provided with the detection air channel of vertically extension in the housing of indoor air environment monitoring equipment, the lower end in detection air channel is air inlet, upper end is air outlet；It is characterized in that: the detection air-flow installing promising bottom-up flowing in detection air channel provides the fan of power, is additionally provided with the sensor group that detection air-flow is detected in detection air channel.
Further, described detection air channel is divided into lower air duct and upper air duct, and the bottom of lower air duct is provided with Temperature Humidity Sensor, is provided with CO sensor, CO2 sensor and formaldehyde sensor, is provided with PM2.5 sensor and fan in upper air duct in lower air duct.
Further, being provided with two pieces of dividing plates that parallel interval is arranged in lower air duct, lower air duct is divided into separate three branch road air channel, CO sensor, CO2 sensor and formaldehyde sensor to be installed on one to one respectively in corresponding branch road air channel by two pieces of dividing plates.
Further, the bottom-up reducing air channel narrowing caliber gradually, the top of lower air duct is connected with the bottom of upper air duct.
Further, described detection air channel includes the tubular air channel shell of vertically extension, and the bottom of tubular air channel shell is provided with the lower baffle plate being provided with Temperature Humidity Sensor, and lower baffle plate is provided with air inlet；The top of tubular air channel shell is provided with overhead gage, and overhead gage is provided with air outlet.
Further, the inside of tubular air channel shell is provided with interior air channel shell, and described interior air channel shell is in the top of tubular air channel shell, and interior air channel shell surrounds independent upper air duct, the bottom of interior air channel shell is the bottom-up reducing air channel narrowing caliber gradually, and the top of interior air channel shell is connected with air outlet；
Preferably, the inwall laminating of described lower end, reducing air channel and air channel shell is arranged, to make the air channel shell below reducing air channel surround lower air duct.
Further, the front side of air channel shell is made up of the air duct cover board detachably installed, and the rear side of air channel shell is provided with circuit board and accumulator.
Further, the level that is provided with in described lower air duct covers the installing plate of transverse section, air channel, and described installing plate is provided with and three branch road air channels difference vents one to one；Circuit board top is provided with mean for the joint that CO sensor, CO2 sensor and formaldehyde sensor one_to_one corresponding grafting are installed.
Further, at a distance of certain interval between the lower baffle plate bottom described installing plate and detection air channel；Described Temperature Humidity Sensor is installed in the detection air channel of the lower section of installing plate, and removably connects with installing plate and/or lower baffle plate.
Further, described interior air channel shell constitutes the monolithic case of PM2.5 sensor and fan, and interior air channel shell is mounted in the shell of air channel.
After adopting technique scheme, the present invention compared with prior art has the advantages that
1, by above-mentioned setting, make integrated installation Temperature Humidity Sensor, CO sensor, CO2 sensor and six kinds of sensors such as formaldehyde sensor, PM2.5 sensor in detection air channel, and the detection between each sensor will not produce impact mutually, it is achieved that the complete detection to Interior Space air-flow；
2, by being provided with the polylith dividing plate of horizontal interval in detection air channel, order detection air channel is formed the branch road air channel of multiple parallel setting, each sensor one_to_one corresponding respectively is made to be installed in different branch air channel, i.e. Appropriate application air channel inner space, interfering when turn avoid different sensors detection, improves accuracy of detection；
3, separate upper air duct and lower air duct are set in detection air channel, and make the reducing air channel that the two via hole diameter narrows gradually be connected, bottom-up moving air stream is made to form Venturi effect at reducing air channel place, to increase the air velocity in upper air duct, make the air velocity in upper air duct and lower air duct unequal, what the sensor of the different air velocity of order detection was corresponding is arranged in corresponding air channel, to improve the accuracy in detection of each sensor；
4, by CO sensor, CO2 sensor and formaldehyde sensor are installed on the installing plate that air channel inner horizontal is arranged through joint grafting, achieve the detachable installation of each sensor, improve the modularity level of equipment, make each sensor all can carry out dismounting and change；Meanwhile, the front side board in detection air channel is set to the air duct cover board of detachable installation, in order to the installation of air channel intraware and maintenance；
Meanwhile, present configuration is simple, and effect is notable, is suitable for promoting the use of.
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
Accompanying drawing explanation
Accompanying drawing, as the part of the present invention, is used for providing further understanding of the invention, and the schematic description and description of the present invention is used for explaining the present invention, but does not constitute inappropriate limitation of the present invention.Obviously, the accompanying drawing in the following describes is only some embodiments, to those skilled in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawings according to these accompanying drawings.In the accompanying drawings:
Fig. 1 is the detonation configuration schematic diagram of indoor air environment monitoring equipment in the embodiment of the present invention；
Fig. 2 is the detection air channel structure schematic diagram of indoor air environment monitoring equipment in the embodiment of the present invention；
Fig. 3 is the section structure schematic diagram of indoor air environment monitoring equipment in the embodiment of the present invention；
Fig. 4 is the back side, the detection air channel detonation configuration schematic diagram of indoor air environment monitoring equipment in the embodiment of the present invention；
Fig. 5 is the partial enlargement structural representation of indoor air environment monitoring equipment in the embodiment of the present invention；
Fig. 6 is the installing plate place mounting structure schematic diagram of indoor air environment monitoring equipment in the embodiment of the present invention.
nullIn figure, major components illustrates: 100 shells，200 detection air channels，201 air inlets，202 air outlets，203 upper air ducts，204 lower air ducts，205 air channel shells，Air channel shell in 206，207 reducing air channels，208 overhead gages，209 lower baffle plates，Dividing plate on the left of in the of 210，211 right side partition，212 air duct cover boards，214 accumulator，215 battery installing plates，216 battery settling groove，217 circuit boards,218 first branch road air channels，219 second branch road air channels,220 the 3rd branch road air channels,221 installing plates,222 slots,223 vents,224 joints，1 Temperature Humidity Sensor，2 CO sensors，3 CO2 sensors，4 formaldehyde sensors，5 PM2.5 sensors，6 fans.
It should be noted that these accompanying drawings and word describe the concept being not intended as being intended to limit the present invention in any manner, but by idea of the invention being described with reference to specific embodiment for those skilled in the art.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in embodiment is clearly and completely described, and following example are used for illustrating the present invention, but are not limited to the scope of the present invention.
As shown in Figures 1 to 6, describing a kind of indoor air environment monitoring equipment in the embodiment of the present invention, it includes the shell 100 of hollow, is provided with the detection air channel 200 of vertically extension in shell 100, and the top of shell 100 is provided with air exhausting structure, bottom is provided with air inlet structure.The lower end in detection air channel 200 is air inlet 201, upper end is air outlet 202, described air inlet 201 through air inlet structure be connected externally to lead to, air outlet 202 through air exhausting structure be connected externally to lead to, with realize outside gas from bottom to top flow through detection air channel 200 formed detection air-flow.
In the embodiment of the present invention, the detection air-flow installing promising bottom-up flowing in described detection air channel 200 provides the fan of power, is additionally provided with the sensor group that detection air-flow is detected in detection air channel 200.Described sensor group includes, one or combination in Temperature Humidity Sensor 1, CO sensor 2, CO2 sensor 3, formaldehyde sensor 4 and PM2.5 sensor 4, respectively the detection temperature of air-flow, humidity, CO concentration, CO2 concentration, concentration of formaldehyde and PM2.5 concentration are detected, to realize the comprehensive detection to detection air-flow.
By above-mentioned setting, make integrated installation Temperature Humidity Sensor, CO sensor, CO2 sensor and six kinds of sensors such as formaldehyde sensor, PM2.5 sensor in detection air channel 200, and the detection between each sensor will not produce impact mutually, it is achieved that the complete detection to Interior Space air-flow.
Embodiment one
As shown in Figures 1 to 6, in the present embodiment, described detection air channel 200 is divided into lower air duct 204 and upper air duct 203, the bottom of lower air duct 204 is provided with Temperature Humidity Sensor 1, lower air duct 204 is provided with CO sensor 2, CO2 sensor 3 and formaldehyde sensor 4, upper air duct 203 is provided with PM2.5 sensor 5 and fan 6.By above-mentioned setting so that each sensor is respectively arranged in independent space place, make and detection process does not result in impact each other, improve detection stability and accuracy.
In the present embodiment, lower air duct 204 is provided with two pieces of dividing plates that parallel interval is arranged, respectively left side dividing plate 210 and right side partition 211；Lower air duct 204 is divided into separate three branch road air channel by two pieces of dividing plates, the 3rd branch road air channel 220 that between the first branch road air channel 218 that three branch road air channels are respectively as follows: between the left plate of lower air duct 204 and left side dividing plate 210 gap and constitute, the second branch road air channel 219 and the right plate of right side partition 211 and lower air duct 204 that between left side dividing plate 210 and right side partition 211, gap is constituted, gap is constituted.Described CO sensor 2 is installed in the first branch road air channel 218, and CO2 sensor 3 is installed in the second branch road air channel 219, and formaldehyde sensor 4 is installed in the 3rd branch road air channel 220.
In the present embodiment, the top of lower air duct 204 is connected through the bottom in reducing air channel 207 with upper air duct 203, and caliber air channel joint is narrowed gradually for bottom-up in described reducing air channel 207.Preferably, cone structure that described reducing air channel 207 is square for transverse section, hollow；And the side, front and back in reducing air channel 207 respectively in low wide and up narrow trapezoidal, left and right sides be inclined to set respectively square, the respective side of each side is connected with each other, to surround reducing air channel.
By arranging separate upper air duct and lower air duct in detection air channel, and make the reducing air channel that the two via hole diameter narrows gradually be connected, bottom-up moving air stream is made to form Venturi effect at reducing air channel place, to increase the air velocity in upper air duct, make the air velocity in upper air duct and lower air duct unequal, the flow velocity making the PM2.5 sensor detection air-flow arranged in upper air duct increases, to improve the accuracy in detection of PM2.5 sensor.
Embodiment two
As shown in Figures 1 to 6, in the present embodiment, described detection air channel 200 includes the tubular air channel shell 205 of vertically extension, and the bottom of tubular air channel shell 205 is provided with the lower baffle plate 208 being provided with Temperature Humidity Sensor 1, and lower baffle plate 209 is provided with air inlet 201；The top of tubular air channel shell 205 is provided with overhead gage 208, and overhead gage 209 is provided with air outlet 202.
In the present embodiment, the inside of tubular air channel shell 205 is provided with interior air channel shell 206, and described interior air channel shell 206 is in the top of tubular air channel shell 205, and interior air channel shell 206 surrounds independent upper air duct 203；Meanwhile, described interior air channel shell 206 constitutes the monolithic case of PM2.5 sensor 5 and fan 6, and interior air channel shell 206 is mounted in air channel shell 205.
By above-mentioned setting so that PM2.5 sensor and fan are mounted in independent housing, and this housing is constituted upper air duct, in order to the dismounting of PM2.5 sensor and fan assembles, improve the modularity level of equipment.
In the present embodiment, the bottom of interior air channel shell 206 is the bottom-up reducing air channel 207 narrowing caliber gradually, and the top of interior air channel shell 206 is connected with air outlet 202；Preferably, the inwall laminating of described lower end, reducing air channel 207 and air channel shell 205 is arranged, to make the air channel shell 205 below reducing air channel 207 surround lower air duct 204.
By above-mentioned setting, making to be divided into multiple independent region by interior air channel shell and dividing plate inside the shell of air channel, the passage that between each region, lease making is upper and lower is connected, to be respectively arranged in different regions by each sensor, to avoid interfering between different sensors, improve the accuracy of detection.
In the present embodiment, the front side of air channel shell 205 is made up of the air duct cover board 212 detachably installed；Preferably, described air duct cover board 212 covers the front side Zone Full in detection air channel 200, and air duct cover board 212 at least four edge is connected through the body of screw with air channel shell 205 respectively；The body of described air channel shell 205 constitutes three sides rear, left and right in detection air channel 200.By the front side board in detection air channel 200 being set to the air duct cover board 212 of detachable installation, it is simple to the installation of air channel intraware and maintenance.
As shown in Figure 4, in the present embodiment, the rear side of air channel shell 205 is provided with circuit board 217 and accumulator 214, the rear side of described air channel shell 205 is provided with mean for the battery settling groove 216 that accumulator 214 is installed, the opening part of battery settling groove 216 is provided with and covers arrange, detachable battery installing plate 215, and described accumulator 214 clamping is installed between the rear side of air channel shell 205 and battery installing plate 215；Described circuit board 217 is on the rear side that bolt is mounted at air channel shell 205, and accumulator 214 and battery installing plate 215 are all held between the rear side of circuit board 217 and air channel shell 2015.
As shown in Figure 6, in the present embodiment, the level that is provided with in described lower air duct 204 covers the installing plate 221 of transverse section, air channel, and the inner side of described lower air duct 204 is provided with one week horizontally disposed slot 222, and described installing plate 221 grafting is fixed in slot 222.Described installing plate 221 is provided with and difference vent 223 one to one, three branch road air channels；Circuit board 217 top is provided with mean for the joint 224 that CO sensor 2, CO2 sensor 3 and formaldehyde sensor 4 one_to_one corresponding grafting are installed.
In the present embodiment, at a distance of certain interval between described installing plate 221 and the lower baffle plate 209 bottom detection air channel 200；Described Temperature Humidity Sensor 1 is installed on the lower section of installing plate 221.
By CO sensor, CO2 sensor and formaldehyde sensor are installed on the installing plate that air channel inner horizontal is arranged through joint grafting, Temperature Humidity Sensor and PM2.5 sensor are respectively arranged in upper air duct and lower air duct, achieve the detachable installation of each sensor, improve the modularity level of equipment, make each sensor all can carry out dismounting and change.
The above is only presently preferred embodiments of the present invention, not the present invention is done any pro forma restriction, although the present invention is disclosed above with preferred embodiment, but it is not limited to the present invention, any technical staff being familiar with this patent is without departing within the scope of technical solution of the present invention, when the technology contents of available above-mentioned prompting is made a little change or is modified to the Equivalent embodiments of equivalent variations, in every case it is the content without departing from technical solution of the present invention, according to any simple modification that above example is made by the technical spirit of the present invention, equivalent variations and modification, all still fall within the scope of the present invention program.
Claims (10)
1. a detection air channel for indoor air environment monitoring equipment, is provided with the detection air channel of vertically extension in the housing of indoor air environment monitoring equipment, the lower end in detection air channel is air inlet, upper end is air outlet；It is characterized in that: the detection air-flow installing promising bottom-up flowing in detection air channel provides the fan of power, is additionally provided with the sensor group that detection air-flow is detected in detection air channel.
2. the detection air channel of a kind of indoor air environment according to claim 1 monitoring equipment, it is characterized in that: described detection air channel is divided into lower air duct and upper air duct, the bottom of lower air duct is provided with Temperature Humidity Sensor, lower air duct is provided with CO sensor, CO2 sensor and formaldehyde sensor, upper air duct is provided with PM2.5 sensor and fan.
3. the detection air channel of a kind of indoor air environment according to claim 2 monitoring equipment, it is characterized in that: lower air duct is provided with two pieces of dividing plates that parallel interval is arranged, lower air duct is divided into separate three branch road air channel, CO sensor, CO2 sensor and formaldehyde sensor to be installed on one to one respectively in corresponding branch road air channel by two pieces of dividing plates.
4. the detection air channel of a kind of indoor air environment according to claim 2 monitoring equipment, it is characterised in that: the bottom-up reducing air channel narrowing caliber gradually, the top of lower air duct is connected with the bottom of upper air duct.
5. the detection air channel according to the arbitrary described a kind of indoor air environment monitoring equipment of Claims 1-4, it is characterized in that: described detection air channel includes the tubular air channel shell of vertically extension, the bottom of tubular air channel shell is provided with the lower baffle plate being provided with Temperature Humidity Sensor, and lower baffle plate is provided with air inlet；The top of tubular air channel shell is provided with overhead gage, and overhead gage is provided with air outlet.
6. the detection air channel of a kind of indoor air environment according to claim 5 monitoring equipment, it is characterized in that: the inside of tubular air channel shell is provided with interior air channel shell, described interior air channel shell is in the top of tubular air channel shell, interior air channel shell surrounds independent upper air duct, the bottom of interior air channel shell is the bottom-up reducing air channel narrowing caliber gradually, and the top of interior air channel shell is connected with air outlet；
Preferably, the inwall laminating of described lower end, reducing air channel and air channel shell is arranged, to make the air channel shell below reducing air channel surround lower air duct.
7. the detection air channel of a kind of indoor air environment according to claim 4 monitoring equipment, it is characterised in that: the front side of air channel shell is made up of the air duct cover board detachably installed, and the rear side of air channel shell is provided with circuit board and accumulator.
8. the detection air channel of a kind of indoor air environment according to claim 7 monitoring equipment, it is characterized in that: the level that is provided with in described lower air duct covers the installing plate of transverse section, air channel, described installing plate is provided with and three branch road air channels difference vents one to one；Circuit board top is provided with mean for the joint that CO sensor, CO2 sensor and formaldehyde sensor one_to_one corresponding grafting are installed.
9. the detection air channel of a kind of indoor air environment according to claim 8 monitoring equipment, it is characterised in that: at a distance of certain interval between described installing plate and the lower baffle plate bottom detection air channel；Described Temperature Humidity Sensor is installed in the detection air channel of the lower section of installing plate, and removably connects with installing plate and/or lower baffle plate.
10. the detection air channel of a kind of indoor air environment according to claim 6 monitoring equipment, it is characterised in that: described interior air channel shell constitutes the monolithic case of PM2.5 sensor and fan, and interior air channel shell is mounted in the shell of air channel.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610298939.XA CN105806417B (en) | 2016-05-06 | 2016-05-06 | A kind of detection air duct of indoor air environment monitoring device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610298939.XA CN105806417B (en) | 2016-05-06 | 2016-05-06 | A kind of detection air duct of indoor air environment monitoring device |
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| CN105806417A true CN105806417A (en) | 2016-07-27 |
| CN105806417B CN105806417B (en) | 2018-10-12 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111413471A (en) * | 2020-04-16 | 2020-07-14 | 沃尔德弗河北仪表科技有限公司 | Air quality monitoring device |
| CN115876965A (en) * | 2023-03-02 | 2023-03-31 | 南京方园建设工程材料检测中心有限公司 | Building indoor air environment detection device |
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Denomination of invention: Detection air duct of indoor air environment monitoring equipment Effective date of registration: 20200413 Granted publication date: 20181012 Pledgee: Beijing Intellectual Property Management Co., Ltd. Pledgor: ZHONGKE TONGDE (BEIJING) ECOLOGICAL TECHNOLOGY Co.,Ltd. Registration number: Y2020990000312 |
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