CN209197085U - A kind of classroom air exchange system with distributed gas monitoring device - Google Patents
A kind of classroom air exchange system with distributed gas monitoring device Download PDFInfo
- Publication number
- CN209197085U CN209197085U CN201821969645.6U CN201821969645U CN209197085U CN 209197085 U CN209197085 U CN 209197085U CN 201821969645 U CN201821969645 U CN 201821969645U CN 209197085 U CN209197085 U CN 209197085U
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- Prior art keywords
- air
- classroom
- inlet duct
- air extractor
- plate
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- 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
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- Respiratory Apparatuses And Protective Means (AREA)
- Ventilation (AREA)
Abstract
The utility model discloses a kind of classroom air exchange systems with distributed gas monitoring device.Include air quality detecting device, air extractor and inlet duct, air quality detecting device can be with PM2.5 value and oxygen content in real-time detection classroom, air extractor is transferred to after the data processing that will test simultaneously, air extractor adjusts the revolving speed of fan and the folding size of each ventilation opening according to detection data, the fan of inlet duct increase and decrease synchronous with the rotation speed of the fan of air extractor simultaneously, guarantee Interior Space airflow balance, and have filter device inside inlet duct, it avoids the foreign matters such as outdoor dust and enters in classroom.The utility model realizes the exchange of classroom and outdoor air, can be effectively controlled PM2.5 value and oxygen content in classroom.
Description
Technical field
The utility model relates to technical field of air purification more particularly to a kind of classrooms with distributed gas monitoring device
Air exchange system.
Background technique
Classroom is the main place of child's growth, is the region an of densely populated place and when child stays daily
Between longest place.It is incomplete in the regulatory function of Childhood, child's body, if indoor air temperature abrupt change or air
Not enough circulation is easy to make child's lassitude, tired headache, absent minded, in addition classroom is populous, carbon dioxide etc.
Pernicious gas content increases, and room air becomes muddiness quickly can't bear, and easily cause season epidemic disease, respiratory disease etc.
Deng.
Currently, the universal working method of existing air purifier is the air in circulating filtration room in the market, however
This working method can only play the role of reducing PM2.5 value, can not adjust the content of indoor oxygen.
Utility model content
In order to solve the problems in background technique, the utility model provides a kind of religion with distributed gas monitoring device
Room air exchange system realizes the exchange of classroom and outdoor air, effectively controls PM2.5 value and oxygen content in classroom.
The technical solution adopted in the utility model is as follows:
The utility model includes exhaust pipe, air extractor, inlet duct, air quality detecting device；Air extractor peace
On the outside of wall loaded on classroom, four air quality detecting devices are respectively arranged at indoor four corner positions of religion, four rows
One end of feed channel is connected with air extractor, and the other end is respectively communicated with into classroom near four air quality detecting devices,
Inlet duct is located at below air extractor and in the wall of classroom.
The air extractor includes air extractor shell, air extractor front panel, extraction fan, mounting plate, PCB control
Plate, air port regulating device, air extractor outer surface of outer cover two sides, which are opened, to be used to connect exhaust pipe, air extractor there are two through-hole
The place open at one end of shell in the horizontal direction is equipped with mounting plate, and other end opening in the horizontal direction is equipped with before air extractor
Plate, air extractor are fixed on the outside of the wall in classroom by mounting plate；Air port regulating device, extraction fan are mounted on air extractor
Inside, extraction fan are fixed on the inside of air extractor front panel by extraction fan mounting rack, and the air port regulating device includes
Air port adjusting bracket, air port adjustable plate, stepper motor, air port adjusting bracket are fixed on air extractor shell medial surface, air port tune
Section bracket open there are four semicircle ventilation opening, air port adjusting bracket and the enclosed region of air extractor shell, mounting plate by perpendicular to
The cross isolation board of air port adjusting bracket is isolated into four cavitys, and a semicircle ventilation opening corresponds to one of cavity, often
A ventilation opening the center point is respectively and fixedly provided with the stepper motor for being equipped with air port adjustable plate, and every piece of air port adjustable plate is and divulges information
The identical concentric semicircles of open area, stepper motor are controlled by regulating tuyere adjustable plate with the overlapping area of ventilation opening corresponding
The speed of exhaust of every exhaust pipe in cavity.
The air quality detecting device includes oxygen concentration detection sensor, detection device shell, PM2.5 detection sensing
Device；The side of detection device shell in the horizontal direction is fixed on metope, and the other side in the horizontal direction is equipped with oxygen concentration
Detection sensor is equipped with PCB detection plate in air quality detecting device, and PM2.5 detection sensor is installed on PCB detection plate
On, rubber tube one end is connected with the air inlet of PM2.5 detection sensor, and it is outer to prolong that the other end extends to air quality detecting device
Progress port length.
The inlet duct includes inlet duct front panel, inlet duct shell, filter device, supply fan, air inlet dress
Postpone panel；Inlet duct shell side opening is equipped with inlet duct front panel, and other side opening is equipped with air inlet dress
Panel is postponed, inlet duct front panel is connected with outside air, contact air in inlet duct rear panel and classroom, air inlet
Crust of the device inner surface is fixed with supply fan apron plate, before supply fan is installed on supply fan by supply fan mounting rack
On backplate, filter device is installed between supply fan and inlet duct front panel.
PCB control panel with bluetooth module I is installed inside the air extractor, is equipped in the PCB detection plate
Bluetooth module II, PCB detection plate are believed for the data of interval sampling oxygen concentration detection sensor and PM2.5 detection sensor
Breath.
Collected data information is wirelessly transmitted to air extractor, bluetooth by bluetooth module II by the PCB detection plate
The data information received is sent to PCB control panel by module I, and PCB control panel is according to the signal controling stepping motor received
The draught area of four ventilation openings is adjusted in real time.Air outside classroom is under the drive of supply fan successively by before inlet duct
Panel, inlet duct rear panel are passed in classroom.
The air quality detecting device is using rechargeable battery powered.
The PCB control panel and PCB detection plate are all made of low power dissipation design.
The filter device is mainly made of filtering material, airstrainer, anion generator, and the filtering material is adopted
With one of active carbon slab, glass mat, non-woven fabrics, filter device effectively prevents the foreign matters such as outdoor dust and enters classroom
It is interior.
The extraction fan is connected with PCB control panel with supply fan.
The utility model has the beneficial effects that
The utility model is conducive to improve Classroom air quality, realizes the exchange in classroom and outdoor air, prevents oxygen dense
It is excessively high to spend low or PM2.5 value, increases the concentration of negative oxygen ion, while the long-time of air exchange system being avoided to operate, expends excessive
Electric energy realizes control ventilation.
Detailed description of the invention
Fig. 1 is the overall appearance figure of the utility model；
Fig. 2 is the half sectional view of the utility model；
Fig. 3 is the overall appearance figure of air quality detecting device；
Fig. 4 is the internal structure chart of air quality detecting device；
Fig. 5 is the overall appearance figure of air extractor；
Fig. 6 is the internal structure chart of air extractor；
Fig. 7 is the overall appearance figure of inlet duct；
Fig. 8 is the internal structure chart of inlet duct.
In figure: 1, classroom, 2, exhaust pipe, 3, air extractor, 3-1, air extractor shell, before 3-2, air extractor
Plate, 3-3, extraction fan, 3-4, air extractor mounting plate, 3-5, air port adjusting bracket, 3-6, air port adjustable plate, 3-7, stepping electricity
Machine, 3-8, extraction fan mounting rack, 4, inlet duct, 4-1, inlet duct front panel, 4-2, inlet duct shell, 4-3, filtering
Device, 4-4, supply fan mounting rack, 4-5, supply fan, 4-6, supply fan apron plate, 4-7, inlet duct rear panel, 5,
Air quality detecting device, 5-1, oxygen concentration detection sensor, 5-2, air quality detecting device shell, 5-3, rubber tube,
5-4, PM2.5 detection sensor, 5-5, PCB detection plate.
Specific embodiment
With reference to the accompanying drawings and examples, the utility model is further described.
As depicted in figs. 1 and 2, the utility model includes exhaust pipe 2, air extractor 3, inlet duct 4, air quality inspection
Survey device 5；Air extractor 3 is installed on the outside of the wall in classroom 1, and four air quality detecting devices 5 are respectively arranged in classroom 1
At four corner positions, one end of four exhaust pipes 2 is connected with air extractor 3, and the other end is respectively communicated with into classroom 1 four
Near a air quality detecting device 5, inlet duct 4 is located at 3 lower section of air extractor and in 1 wall of classroom.
As shown in Figure 3 and Figure 4, air quality detecting device 5 includes oxygen concentration detection sensor 5-1, outside detection device
Shell 5-2, PM2.5 detection sensor 5-4；Detection device shell 5-2 is fixed on metope side in the horizontal direction, along level side
To the other side oxygen concentration detection sensor 5-1 is installed, PCB detection plate 5-5 is installed in air quality detecting device 5,
Bluetooth module II, PM2.5 detection sensor 5-4 are mounted on PCB detection plate 5-5, are equipped with bluetooth on PCB detection plate 5-5
Module II, the one end rubber tube 5-3 are connected with the air inlet of PM2.5 detection sensor 5-4, and the other end extends to Detection of Air Quality
Device 5 is outer to extend into port length.In specific implementation, air quality detecting device 5 is built-in with drawing fan, oxygen concentration inspection
Sensor 5-1 entrance is surveyed to be detected by the air outside drawing fan sucking air quality detecting device 5.
As shown in Figure 5 and Figure 6, air extractor 3 includes air extractor shell 3-1, air extractor front panel 3-2, pumping wind
3-3, mounting plate 3-4, air port regulating device are fanned, the air extractor outer surface shell 3-1 two sides are opened to be used to connect there are two through-hole
Exhaust pipe 2, the place open at one end of air extractor shell 3-1 in the horizontal direction are equipped with mounting plate 3-4, in the horizontal direction another
Air extractor front panel 3-2 is housed, air extractor 3 is fixed on the outside of the wall in classroom 1 by mounting plate 3-4, pumping at end opening
PCB control panel with bluetooth module I is installed inside device 3；Air port regulating device, extraction fan 3-3 are mounted on pumping
Inside device 3, extraction fan 3-3 is fixed on the inside of air extractor front panel 3-2 by extraction fan mounting rack 3-8, air port tune
Regulating device includes air port adjusting bracket 3-5, air port adjustable plate 3-6, stepper motor 3-7, and air port adjusting bracket 3-5 is fixed on pumping
Crust of the device 3-1 medial surface, air port adjusting bracket 3-5 are opened there are four semicircle ventilation opening, and air port adjusting bracket 3-5 and pumping fill
It sets the enclosed region shell 3-1, mounting plate 3-4 and four skies is isolated by the cross isolation board perpendicular to air port adjusting bracket 3-5
Chamber, a semicircle ventilation opening correspond to one of cavity, and each ventilation opening the center point is respectively and fixedly provided with one and is equipped with air port tune
The stepper motor 3-7, every piece of air port adjustable plate 3-6 of section plate 3-6 is concentric semicircles identical with ventilation open area, stepper motor
3-7 controls the pumping of every exhaust pipe 2 in corresponding cavity by regulating tuyere adjustable plate 3-6 with the overlapping area of ventilation opening
Gas velocity rate.
As shown in Figure 7 and Figure 8, inlet duct 4 includes inlet duct front panel 4-1, inlet duct shell 4-2, filtering dress
Set 4-3, supply fan 4-5, inlet duct rear panel 4-7；Before the side inlet duct shell 4-2 opening is equipped with inlet duct
Panel 4-1, other side opening are equipped with inlet duct rear panel 4-7, and inlet duct front panel 4-1 is connected with outside air
It is logical, inlet duct rear panel 4-7 and contact air in classroom 1, before inlet duct shell 4-2 inner surface is fixed with supply fan
Backplate 4-6, supply fan 4-5 are installed on supply fan apron plate 4-6 by supply fan mounting rack 4-4, supply fan 4-5
Filter device 4-3 is installed between inlet duct front panel 4-1.
The working principle process of the utility model is as follows:
The oxygen concentration and PM2.5 value in four 51 four orientation in real-time measurement classroom of air quality detecting device, air matter
Collected data information is wirelessly transmitted to air extractor 3 by bluetooth module II by the PCB detection plate 5-5 of amount detecting device 5,
The data information received is sent to PCB control panel by bluetooth module I, and PCB control panel is according to the air in four orientation of detection
Quality control stepper motor 3-7 adjusts the size of four ventilation openings in real time, and the air quality in some orientation is poorer, corresponds
Air port will be conditioned bigger, while the PCB control panel of air extractor 3 is according to the air matter of air quality detecting device 5
Measuring data can be with the revolving speed of real-time control extraction fan 3-3, and realizes that the supply fan 4-5 of inlet duct 4 turns by controller
Speed increase and decrease synchronous with extraction fan 3-3, so that 1 inner air of classroom and outdoor air exchange, to realize dynamic control classroom
Internal air quality.
Claims (5)
1. a kind of classroom air exchange system with distributed gas monitoring device, it is characterised in that: including exhaust pipe (2), pumping
Device (3), inlet duct (4), air quality detecting device (5)；Air extractor (3) is installed on the outside of the wall in classroom (1), and four
Air quality detecting device (5) be respectively arranged in classroom (1) at four corner positions, four exhaust pipes (2)
One end is connected with air extractor (3), and the other end is respectively communicated in classroom (1) near four air quality detecting devices (5),
Inlet duct (4) is located at below air extractor (3) and in classroom (1) wall；
The air extractor (3) includes air extractor shell (3-1), air extractor front panel (3-2), extraction fan (3-3), peace
Loading board (3-4), air port regulating device, the outer surface two sides air extractor shell (3-1), which are opened, to be used to connect exhaust there are two through-hole
Pipeline (2), the place open at one end of air extractor shell (3-1) in the horizontal direction are equipped with mounting plate (3-4), in the horizontal direction another
Place open at one end is equipped with air extractor front panel (3-2), and air extractor (3) is fixed on the wall of classroom (1) by mounting plate (3-4)
Outside；Air port regulating device, extraction fan (3-3) are mounted on air extractor (3) inside, and extraction fan (3-3) passes through pumping
Installing rack of fan (3-8) is fixed on the inside of air extractor front panel (3-2), and the air port regulating device includes air port adjusting bracket
(3-5), air port adjustable plate (3-6), stepper motor (3-7), air port adjusting bracket (3-5) are fixed on air extractor shell (3-1)
Medial surface, air port adjusting bracket (3-5) open that there are four semicircle ventilation opening, air port adjusting bracket (3-5) and air extractor shells
(3-1), the enclosed region of mounting plate (3-4) are isolated into four skies by the cross isolation board perpendicular to air port adjusting bracket (3-5)
Chamber, a semicircle ventilation opening correspond to one of cavity, and each ventilation opening the center point is respectively and fixedly provided with one and is equipped with air port tune
The stepper motor (3-7) of plate (3-6) is saved, every piece of air port adjustable plate (3-6) is concentric semicircles identical with ventilation open area, step
Every row in corresponding cavity is controlled with the overlapping area of ventilation opening by regulating tuyere adjustable plate (3-6) into motor (3-7)
The speed of exhaust of feed channel (2)；
The air quality detecting device (5) include oxygen concentration detection sensor (5-1), detection device shell (5-2),
PM2.5 detection sensor (5-4)；The side of detection device shell (5-2) in the horizontal direction is fixed on metope, in the horizontal direction
The other side be equipped with oxygen concentration detection sensor (5-1), PCB detection plate (5- is installed in air quality detecting device (5)
5), PM2.5 detection sensor (5-4) is installed on PCB detection plate (5-5), and rubber tube one end (5-3) and PM2.5 detection sense
The air inlet of device (5-4) is connected, and the other end extends to air quality detecting device (5) outside；
The inlet duct (4) include inlet duct front panel (4-1), inlet duct shell (4-2), filter device (4-3), into
Air fan (4-5), inlet duct rear panel (4-7)；The side inlet duct shell (4-2) opening is equipped with before inlet duct
Plate (4-1), other side opening are equipped with inlet duct rear panel (4-7), inlet duct front panel (4-1) and outside air phase
Connection, inlet duct rear panel (4-7) and classroom (1) interior contact air, inlet duct shell (4-2) is interior to be fixed with air inlet wind
It fans apron plate (4-6), supply fan (4-5) is installed on supply fan apron plate (4-6) by supply fan mounting rack (4-4)
On, filter device (4-3) is installed between supply fan (4-5) and inlet duct front panel (4-1).
2. the classroom air exchange system according to claim 1 with distributed gas monitoring device, it is characterised in that: the pumping
The PCB control panel with bluetooth module I is installed inside device of air (3), bluetooth mould is installed on the PCB detection plate (5-5)
Block II.
3. the classroom air exchange system according to claim 2 with distributed gas monitoring device, it is characterised in that: described
PCB detection plate (5-5) passes through I communication connection of bluetooth module of bluetooth module II and air extractor (3) PCB control panel.
4. the classroom air exchange system according to claim 2 with distributed gas monitoring device, it is characterised in that: the sky
Makings amount detecting device (5) is using rechargeable battery powered.
5. the classroom air exchange system according to claim 1 with distributed gas monitoring device, it is characterised in that: the mistake
Filter device (4-3) is mainly made of filtering material, airstrainer, anion generator, and the filtering material uses active carbon
One of plate, glass mat, non-woven fabrics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821969645.6U CN209197085U (en) | 2018-11-27 | 2018-11-27 | A kind of classroom air exchange system with distributed gas monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821969645.6U CN209197085U (en) | 2018-11-27 | 2018-11-27 | A kind of classroom air exchange system with distributed gas monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209197085U true CN209197085U (en) | 2019-08-02 |
Family
ID=67426438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821969645.6U Expired - Fee Related CN209197085U (en) | 2018-11-27 | 2018-11-27 | A kind of classroom air exchange system with distributed gas monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209197085U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110701715A (en) * | 2019-09-04 | 2020-01-17 | 徐州易尔环保科技有限公司 | Ventilation system of production workshop |
| CN110701739A (en) * | 2019-09-04 | 2020-01-17 | 徐州易尔环保科技有限公司 | Ventilation method for production workshop |
| CN110986243A (en) * | 2019-12-13 | 2020-04-10 | 上海祥谷钢结构工程有限公司 | Air interchanger capable of reducing indoor air pollution |
| CN114923248A (en) * | 2022-06-08 | 2022-08-19 | 广东电网有限责任公司 | Ventilation device |
-
2018
- 2018-11-27 CN CN201821969645.6U patent/CN209197085U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110701715A (en) * | 2019-09-04 | 2020-01-17 | 徐州易尔环保科技有限公司 | Ventilation system of production workshop |
| CN110701739A (en) * | 2019-09-04 | 2020-01-17 | 徐州易尔环保科技有限公司 | Ventilation method for production workshop |
| CN110986243A (en) * | 2019-12-13 | 2020-04-10 | 上海祥谷钢结构工程有限公司 | Air interchanger capable of reducing indoor air pollution |
| CN114923248A (en) * | 2022-06-08 | 2022-08-19 | 广东电网有限责任公司 | Ventilation device |
| CN114923248B (en) * | 2022-06-08 | 2023-05-30 | 广东电网有限责任公司 | Ventilating device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190802 Termination date: 20201127 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |