CN207833249U - A kind of home environment air quality intelligent measurement and fast purification system - Google Patents

A kind of home environment air quality intelligent measurement and fast purification system Download PDF

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Publication number
CN207833249U
CN207833249U CN201820287655.5U CN201820287655U CN207833249U CN 207833249 U CN207833249 U CN 207833249U CN 201820287655 U CN201820287655 U CN 201820287655U CN 207833249 U CN207833249 U CN 207833249U
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air
relay
window
circuit
control
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黎华练
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Shenzhen Create Network Technology Co Ltd
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Shenzhen Create Network Technology Co Ltd
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P90/00Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
    • Y02P90/02Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]

Abstract

The utility model discloses a kind of home environment air quality intelligent measurement and fast purification systems, it is intended to it solves the problem of to influence indoor air quality when the PM2.5 excessive concentrations of outdoor, its key points of the technical solution are that:Include for PM2.5 sensors of PM2.5 concentration outside sensing chamber, the motorized window for being installed on wall, for purifying the air interchanger that outdoor air is got in and the control device for controlling motorized window opening and closing and air interchanger work, the control device is electrically connected with PM2.5 sensors and in response to the detection signal of PM2.5 sensors, to control motorized window and air interchanger asynchronous working.A kind of home environment air quality intelligent measurement and fast purification system of the utility model have the advantages that keep indoor cleaning air circulation.

Description

A kind of home environment air quality intelligent measurement and fast purification system
Technical field
The utility model is related to Smart Home technical fields, more specifically, it relates to a kind of home environment air quality Intelligent measurement and fast purification system.
Background technology
With the rapid development of science and technology, smart home has become the project of industry focus.Smart home is Using house as platform, the equipment related with home life such as network communication technology, security precautions technology, automatic control technology is utilized It is integrated, builds the management system of efficient housing facilities and schedule affairs in family, promoted house security, convenience, relax Adaptive.The quality of air quality can greatly influence the comfort of people in home environment, and it is therefore necessary to research and develop a kind of residence Family's ambient air quality intelligent measurement and fast purification system are managed the air inside room.
Currently, retrieving the Chinese patent that a notification number is CN206496480U discloses a kind of home environment air matter Intelligent measurement and fast purification system are measured, its key points of the technical solution are that:The intelligence being connect including controller and respectively with controller Air interchanger, intelligent air-conditioning system, humidity sensor, temperature sensor, intelligent air quality detection device, intelligent humidification dress It sets, intelligent electric window, intelligent oxygen generating means, wireless communication module, wire communication module, physical control panel.
Existing intelligent domestic system can be detected room air monitoring, but for haze weather, protect The circulation for holding indoor cleaning air is extremely important.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of home environment air quality intelligence Energy detection and fast purification system have the advantages that keep indoor cleaning air circulation.
The above-mentioned technical purpose of the utility model technical scheme is that:A kind of home environment air Quality intelligent detects and fast purification system, includes for PM2.5 sensors of PM2.5 concentration outside sensing chamber, is installed on wall Motorized window, for purifying air interchanger that outdoor air is got in and for controlling motorized window opening and closing and air interchanger work The control device of work, the control device and PM2.5 sensors are electrically connected and in response to the detection signals of PM2.5 sensors, To control motorized window and air interchanger asynchronous working.
By using above-mentioned technical proposal, detection signal is sent out by PM2.5 concentration outside PM2.5 sensors sensing chamber, is controlled Device processed keeps the circulation of indoor cleaning air in response to detection signal control motorized window or air interchanger asynchronous working.
The utility model is further arranged to:The motorized window include the window frame for being installed on wall, split window page and Drive the drive component of window page opening and closing.
By using above-mentioned technical proposal, drives the window page on window frame to open or close by drive component, there is side Just the opening and closing of window page is controlled.
The utility model is further arranged to:The driving component includes motor, lead screw and link block, the link block Setting two, two window pages downsides are connect with two link blocks respectively, and the lead screw, which horizontally rotates, to be connected to below window frame, and institute It states lead screw while being threadedly coupled with two link blocks, the window frame offers the guide groove slid for window page, institute in both sides up and down It states guide groove and offers the moving hole moved for link block, window frame left and right sides side wall, which offers, extends to inserting for wall Access slot, the window page are actively plugged in inserting groove, and the lead screw is arranged from centre to both ends left-hand thread, the output shaft of the motor It is connect with lead screw one end.
By using above-mentioned technical proposal, lead screw rotation is driven by motor, and then make connect with link block two windows Page is relatively distant from opening or relatively close closing window frame.
The utility model is further arranged to:The air interchanger includes air intake assembly and goes out pneumatic module, the air inlet group Part includes through being opened in the inlet channel of wall, be set to inlet channel and draw outdoor air into indoor exhaust fan and peace Loaded on the filter in inlet channel for filtering air;It is described go out pneumatic module include through be opened in wall outlet passageway and It is set to the exhaust blower that room air is discharged outlet passageway.
By using above-mentioned technical proposal, outdoor air is evacuated to by interior by the exhaust fan in inlet channel, Outdoor air is filtered by filter again, ensures indoor indoor air clean, then pass through the exhaust blower in outlet passageway It outside indoor exhaust removal chamber, will ensure room air circulation.
The utility model is further arranged to:The filter includes the filter cartridge being installed in inlet channel and is set to The two lateral walls of filtration members in filter cartridge, the filter cartridge offer multiple ventholes for air circulation.
By using above-mentioned technical proposal, outdoor air is entered by venthole in filter cartridge, by filtration members to sky Gas is filtered, and then filtered air is got in from venthole again, reaches the filtering of air.
The utility model is further arranged to:The filtration members are filter screen.
By using above-mentioned technical proposal, the molecule in air is filtered by filter screen, to purification by The air that outdoor is got in.
The utility model is further arranged to:The air intake assembly is respectively arranged at pneumatic module is gone out at left and right sides of motorized window Wall, the inserting groove extend to the side wall of inlet channel and outlet passageway far from window frame side.
By using above-mentioned technical proposal, when motorized window is opened, two split window pages close respectively inlet channel and Outlet passageway, interior are realized with outdoor air flow by motorized window;When outdoor air PM2.5 concentration is higher, motorized window is closed When closing, two split window pages open inlet channels and outlet passageway, the air circulations of indoor and outdoors by inlet channel and Outlet passageway realizes the circulation of room air.
The utility model is further arranged to:Relatively another window page side wall of window page described in one is provided with the first normally closed stroke Switch, the inlet channel and outlet passageway madial wall, which are respectively arranged with to contradict with window page side wall, closes exhaust fan and exhaust blower work The the second normally closed travel switch made;
The control device include with PM2.5 sensors be electrically connected for control motorized window opening and closing control circuit and with Control circuit is electrically connected the control signal for response control circuit to control the main circuit of motor positive and inverse;
The control circuit includes gating the high concentration gating circuit and low concentration gating electricity of outdoor PM2.5 concentration levels Road, the high concentration gating circuit and low concentration gating circuit and PM2.5 sensor parallels, the high concentration gating circuit include The first normally opened contact switch KM1-1 of first triode Q1, the first relay KM1 and the first relay, the one or three pole The base stage of pipe Q1 is electrically connected with PM2.5 sensors, and the collector of the first triode Q1 is electrically connected with the power supply, and described the The emitter of one triode Q1 and the first relay KM1 are grounded after being electrically connected, the first normally closed travel switch and first after Electric appliance KM1 series connection, the first normally opened contact switch KM1-1 of first relay are in parallel with the first triode Q1;It is described low dense Degree gating circuit includes the second triode Q2, the second relay KM2, the second travel switch KM2-2 of the second relay and non- The one end gate circuit T, the PM2.5 sensors NAND gate circuit T is electrically connected, the not circuit T other ends and the two or three pole The base stage of pipe Q2 is electrically connected, and the collector of the second triode Q2 is electrically connected with the power supply, the second triode Q2's Emitter is grounded after being electrically connected with the second relay KM2, and the second relay KM2 connects with the second normally closed travel switch, First normally opened contact switch KM1-1 of second relay is in parallel with the second triode Q2;
The main circuit includes the circuit for reversing for controlling prograde circuit and control motor reversal that motor rotates forward, the rotating forward Circuit includes normally opened tactile with the third of the second normally opened contact switch KM1-2 of concatenated first relay of motor and the first relay Point switch KM1-3;The circuit for reversing includes and the second normally opened contact switch KM2-2 of concatenated second relay of motor and The third normal open switch KM2-3 of two relays.
By using above-mentioned technical proposal, when the PM2.5 concentration of outdoor air is higher, the high electricity of PM2.5 sensors output It is flat, make the first triode Q1 conductings, and then it is electric so that the first relay KM1 is obtained, the first normally opened contact switch of the first relay KM1-1 is closed, and realizes high concentration gating circuit self-locking, while the second normally opened contact switch of the first relay in main circuit The third normally opened contact switch KM1-3 of KM1-2 and the first relay is closed, and motor drives lead screw to rotate forward, and keeps two window pages opposite Close, when two window pages are closed, the first normally closed travel switch on window page side wall is opened, and the first relay KM1 power-off is realized The closing of motorized window, window page side wall and the second normally closed travel switch are detached from this time, so that exhaust fan and outlet are logical in inlet channel Exhaust blower in road works at the same time;
When the PM2.5 concentration of outdoor air is relatively low, PM2.5 transducers output low-levels make second by not circuit T Triode Q2 conductings, and then it is electric so that the second relay KM2 is obtained, the first normally opened contact switch KM2-1 of the second relay is closed, real Existing low concentration gating circuit self-locking, at the same the second normally opened contact switch KM2-2 and second of the second relay in main circuit after The third normally opened contact switch KM2-3 of electric appliance is closed, and motor drives lead screw reversion, so that two window pages is relatively distant from opening, works as window Page side wall contradicts when on the second normally closed travel switch, and motorized window is opened, while inlet channel and outlet passageway are closed, exhaust fan It is stopped with exhaust blower, the air circulation of indoor and outdoors is realized by motorized window.
In conclusion the utility model has the advantages that:PM2.5 concentration is sent out outside PM2.5 sensors sensing chamber Signal is detected, when outdoor PM2.5 concentration is low, motorized window is controlled by control device and is opened for indoor and outdoor air circulation; When outdoor PM2.5 concentration is high, motorized window is controlled by control device and is closed, while controlling the pumping in inlet channel and outlet passageway Wind turbine and exhaust blower work, while the filter in inlet channel is set, air is filtered, keep indoor cleaning air Circulation.
Description of the drawings
Fig. 1 is the overall structure diagram after motorized window opening in the present embodiment;
Fig. 2 be in the present embodiment motorized window close after wall split after internal structure schematic diagram;
Fig. 3 is the internal structure schematic diagram after filter is splitted in the present embodiment;
Fig. 4 is the circuit diagram of control device in the present embodiment.
In figure:1, wall;2, motorized window;21, window frame;211, guide groove;212, moving hole;213, inserting groove;22, window Page;221, the first normally closed travel switch;23, drive component;231, motor;232, lead screw;233, link block;3, PM2.5 is sensed Device;41, air intake assembly;411, inlet channel;412, exhaust fan;413, filter;4131, filter cartridge;4132, venthole; 4133, filter screen;42, go out pneumatic module;421, outlet passageway;422, exhaust blower;43, the second normally closed travel switch;5, control dress It sets;51, control circuit;52, main circuit.
Specific implementation mode
With reference to the accompanying drawings and examples, the utility model is described in detail.
A kind of home environment air quality intelligent measurement and fast purification system, as shown in Figure 1 and Figure 4, including are installed on The motorized window 2 of wall 1, be installed on the outside of wall 1 for the PM2.5 sensors 3 of the outer PM2.5 concentration of sensing chamber, for clean room The air interchanger that outer air is got in and the control device 5 for controlling the opening and closing of motorized window 2 and air interchanger work, control Device 5 is electrically connected with PM2.5 sensors 3 and in response to the detection signal of PM2.5 sensors 3, to control motorized window 2 and ventilation Device asynchronous working.Detection signal is sent out by PM2.5 concentration outside 3 sensing chamber of PM2.5 sensors, control device 5 is in response to inspection Signal control motorized window 2 or air interchanger asynchronous working are surveyed, the circulation of indoor cleaning air is kept.
As depicted in figs. 1 and 2, motorized window 2 includes the window frame 21 for being installed on wall 1, split window page 22 and driving window The drive component 23 of 22 opening and closing of page.Drive component 23 includes motor 231, lead screw 232 and link block 233, and link block 233 is arranged Two, two 22 downsides of window page are connect with two link blocks 233 respectively, and lead screw 232, which horizontally rotates, is connected to 21 lower section of window frame In wall 1, and lead screw 232 is threadedly coupled with two link blocks 233 simultaneously, and about 21 both sides of window frame are offered to be slided for window page 22 The guide groove 211 of shifting, downside guide groove 211 offer the moving hole 212 moved for link block 233,21 left and right sides side of window frame Wall offers the inserting groove 213 for extending to wall 1, and window page 22 is actively plugged in inserting groove 213, and lead screw 232 is from centre to two Left-hand thread setting, the output shaft of motor 231 is held to be connect with 232 one end of lead screw.Lead screw 232 is driven to rotate by motor 231, in turn Two window pages 22 being connect with link block 233 are made to be relatively distant from opening or relatively close closing window frame 21.
Air interchanger includes air intake assembly 41 and goes out pneumatic module 42, air intake assembly 41 include through be opened in wall 1 into Gas channel 411 is set to inlet channel 411 and draws outdoor air into indoor exhaust fan 412 and be installed on inlet channel 411 Inside filter 413 for filtering air;It includes through the outlet passageway 421 for being opened in wall 1 and being set to go out pneumatic module 42 The exhaust blower 422 that room air is discharged outlet passageway 421.It will be outdoor by the exhaust fan 412 in inlet channel 411 Air is evacuated to interior, then is filtered to outdoor air by filter 413, ensures indoor indoor air clean, then by going out Exhaust blower 422 in gas channel 421 ensures indoor cleaning air circulation by outside indoor exhaust removal chamber.
Air intake assembly 41 and go out pneumatic module 42 and be respectively arranged at 2 left and right sides wall 1 of motorized window, inserting groove 213 extends to Inlet channel 411 and outlet passageway 421 are far from 21 side side wall of window frame.When motorized window 2 is opened, two split window pages 22 divide Not Guan Bi inlet channel 411 and outlet passageway 421, interior realized by motorized window 2 with outdoor air flow;In outdoor air When PM2.5 concentration is higher, when motorized window 2 is closed, two split window pages 22 open inlet channel 411 and outlet passageway 421, room Interior and outdoor air circulation realizes the circulation of room air by inlet channel 411 and outlet passageway 421.
As shown in figure 3, filter 413 includes the filter cartridge 4131 being installed in inlet channel 411 and is set to filter cartridge The two lateral walls of filtration members in 4131, filter cartridge 4131 offer multiple ventholes 4132 for air circulation.It is outdoor Air by venthole 4132 enter filter cartridge 4131 in, air is filtered by filtration members, then filtered air It is got in again from venthole 4132, reaches the filtering of air.Filtration members are filter screen 4133, by filter screen 4133 to air In molecule be filtered, to which purification is by the air that gets in of outdoor.
As depicted in figs. 1 and 2, relatively another 22 side wall of window page of one window page 22 is provided with the first normally closed travel switch 221, Inlet channel 411 and 421 madial wall of outlet passageway, which are respectively arranged with to contradict with 22 side wall of window page, closes exhaust fan 412 and exhaust blower Second normally closed travel switch 43 of 422 work.
As shown in Figure 1, Figure 2 and Figure 4, control device 5 includes being electrically connected with PM2.5 sensors 3 for controlling motorized window 2 The control circuit 51 of opening and closing and with control circuit 51 be electrically connected for response control circuit 51 control signal to control motor The main circuit 52 of 231 positive and negative rotations.
Control circuit 51 includes the high concentration gating circuit and low concentration gating circuit of gating outdoor PM2.5 concentration levels, High concentration gating circuit and low concentration gating circuit are in parallel with PM2.5 sensors 3, and high concentration gating circuit includes the first triode The first normally opened contact switch KM1-1 of Q1, the first relay KM1 and the first relay, the base stage of the first triode Q1 with PM2.5 sensors 3 are electrically connected, and the collector of the first triode Q1 is electrically connected with the power supply, the emitter of the first triode Q1 It is grounded after being electrically connected with the first relay KM1, the first normally closed travel switch 221 is connected with the first relay KM1, the first relay First normally opened contact switch KM1-1 of device is in parallel with the first triode Q1;Low concentration gating circuit includes the second triode Q2, the Two relay KM2, the second travel switch KM2-2 of the second relay and not circuit T, PM2.5 sensor 3 NAND gate electricity Road one end T is electrically connected, and the base stage of the not circuit T other ends and the second triode Q2 are electrically connected, the collection of the second triode Q2 Electrode is electrically connected with the power supply, and the emitter of the second triode Q2 is grounded after being electrically connected with the second relay KM2, the second relay Device KM2 connects with the second normally closed travel switch 43, the first normally opened contact switch KM1-1 and the second triode Q2 of the second relay It is in parallel.
Main circuit 52 includes the circuit for reversing that the prograde circuit that control motor 231 rotates forward and control motor 231 invert, and is rotated forward Circuit includes normal with the third of the second normally opened contact switch KM1-2 of 231 concatenated first relay of motor and the first relay Open contact switch KM1-3;Circuit for reversing includes the second normally opened contact switch KM2-2 with 231 concatenated second relay of motor With the third normal open switch KM2-3 of the second relay.
When the PM2.5 concentration of outdoor air is higher, PM2.5 sensors 3 export high level, and the first triode Q1 is made to lead It is logical, and then it is electric so that the first relay KM1 is obtained, the first normally opened contact switch KM1-1 of the first relay is closed, and realizes high concentration choosing Circuit passband self-locking, while the of the second normally opened contact switch KM1-2 of the first relay in main circuit 52 and the first relay Three normally opened contact switch KM1-3 are closed, and motor 231 drives lead screw 232 to rotate forward, and keeps two window pages 22 relatively close, when two windows When page 22 is closed, the first normally closed travel switch 221 on 22 side wall of window page is opened, and motorized window is realized in the first relay KM1 power-off 2 closing, 22 side wall of window page and the disengaging of the second normally closed travel switch 43, to exhaust fan 412 in inlet channel 411 and go out at this time Exhaust blower 422 in gas channel 421 works at the same time;When the PM2.5 concentration of outdoor air is relatively low, PM2.5 sensors 3 export low Level makes the second triode Q2 conductings by not circuit T, and then it is electric so that the second relay KM2 is obtained, and the first of the second relay Normally opened contact switch KM2-1 is closed, and realizes low concentration gating circuit self-locking, while second of the second relay in main circuit 52 The third normally opened contact switch KM2-3 of normally opened contact switch KM2-2 and the second relay is closed, and motor 231 drives lead screw 232 anti- Turn, two window pages 22 is made to be relatively distant from opening, when 22 side wall of window page contradicts on the second normally closed travel switch 43, motorized window 2 It opens, while inlet channel 411 and outlet passageway 421 are closed, exhaust fan 412 and exhaust blower 422 are stopped, indoor and outdoors Air circulation realized by motorized window 2.
The course of work:PM2.5 concentration sends out detection signal outside 3 sensing chamber of PM2.5 sensors, when outdoor PM2.5 concentration is low When, motorized window 2 is controlled by control device 5 and is opened for indoor and outdoor air circulation;When outdoor PM2.5 concentration is high, pass through control Device 5 processed controls motorized window 2 and closes, while controlling exhaust fan 412 and exhaust blower in inlet channel 411 and outlet passageway 421 422 work, while the filter 413 being arranged in inlet channel 411 is filtered air, keeps the stream of indoor cleaning air It is logical.
The above is only the preferred embodiment of the utility model, and the scope of protection of the utility model is not limited merely to Above-described embodiment, technical solution belonging to the idea of the present invention belong to the scope of protection of the utility model.It should refer to Go out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and Retouching, these improvements and modifications also should be regarded as the scope of protection of the utility model.

Claims (8)

1. a kind of home environment air quality intelligent measurement and fast purification system, it is characterised in that:Including being used for outside sensing chamber The PM2.5 sensors (3) of PM2.5 concentration, are got in for purifying outdoor air at the motorized window (2) for being installed on wall (1) Air interchanger and the control device (5) to work with air interchanger for controlling motorized window (2) opening and closing, the control device (5) With PM2.5 sensors (3) electric connection and in response to the detection signal of PM2.5 sensors (3), to control motorized window (2) and change Device of air asynchronous working.
2. a kind of home environment air quality intelligent measurement according to claim 1 and fast purification system, feature exist In:The motorized window (2) includes that the window frame (21) for being installed on wall (1), split window page (22) and driving window page (22) are opened The drive component (23) closed.
3. a kind of home environment air quality intelligent measurement according to claim 2 and fast purification system, feature exist In:The driving component (23) includes motor (231), lead screw (232) and link block (233), link block (233) setting Two, two window pages (22) downsides are connect with two link blocks (233) respectively, and the lead screw (232), which horizontally rotates, is connected to window It below frame (21), and the lead screw (232) while being threadedly coupled with two link blocks (233), the window frame (21) both sides up and down The guide groove (211) slid for window page (22) is offered, the guide groove (211) offers mobile for link block (233) Moving hole (212), window frame (21) left and right sides side wall offer the inserting groove (213) for extending to wall (1), the window Page (22) is actively plugged in inserting groove (213), and the lead screw (232) is arranged from centre to both ends left-hand thread, the motor (231) Output shaft connect with lead screw (232) one end.
4. a kind of home environment air quality intelligent measurement according to claim 3 and fast purification system, feature exist In:The air interchanger includes air intake assembly (41) and goes out pneumatic module (42), and the air intake assembly (41) includes running through to be opened in The inlet channel (411) of wall (1), be set to inlet channel (411) draw outdoor air into indoor exhaust fan (412) and It is installed on filter (413) for filtering air in inlet channel (411);It is described go out pneumatic module (42) include through being opened in The outlet passageway (421) of wall (1) and it is set to the exhaust blower (422) that room air is discharged outlet passageway (421).
5. a kind of home environment air quality intelligent measurement according to claim 4 and fast purification system, feature exist In:The filter (413) includes the filter cartridge (4131) being installed in inlet channel (411) and is set to filter cartridge (4131) The two lateral walls of interior filtration members, the filter cartridge (4131) offer multiple ventholes (4132) for air circulation.
6. a kind of home environment air quality intelligent measurement according to claim 5 and fast purification system, feature exist In:The filtration members are filter screen (4133).
7. a kind of home environment air quality intelligent measurement according to claim 4 and fast purification system, feature exist In:The air intake assembly (41) and goes out pneumatic module (42) and be respectively arranged at wall (1), the grafting at left and right sides of motorized window (2) Slot (213) extends to the side wall of inlet channel (411) and outlet passageway (421) far from window frame (21) side.
8. a kind of home environment air quality intelligent measurement according to claim 7 and fast purification system, feature exist In:Relatively another window page (22) side wall of window page (22) described in one is provided with the first normally closed travel switch (221), and the air inlet is logical Road (411) and outlet passageway (421) madial wall, which are respectively arranged with to contradict with window page (22) side wall, closes exhaust fan (412) and air draft Second normally closed travel switch (43) of machine (422) work;
The control device (5) includes the control electricity being electrically connected with PM2.5 sensors (3) for controlling motorized window (2) opening and closing Road (51) and with control circuit (51) be electrically connected for response control circuit (51) control signal to control motor (231) just The main circuit (52) of reversion;
The control circuit (51) includes the high concentration gating circuit and low concentration gating electricity for gating outdoor PM2.5 concentration levels Road, the high concentration gating circuit and low concentration gating circuit are in parallel with PM2.5 sensors (3), the high concentration gating circuit The first normally opened contact switch (KM1-1) including the first triode (Q1), the first relay (KM1) and the first relay, institute The base stage and PM2.5 sensors (3) for stating the first triode (Q1) are electrically connected, collector and the electricity of first triode (Q1) Source is electrically connected, and is grounded after the emitter of first triode (Q1) and the first relay (KM1) electric connection, described first Normally closed travel switch (221) is connected with the first relay (KM1), the first normally opened contact switch (KM1- of first relay 1) in parallel with the first triode (Q1);The low concentration gating circuit include the second triode (Q2), the second relay (KM2), The second travel switch (KM2-2) and not circuit (T) of second relay, PM2.5 sensors (3) NAND gate circuit (T) one end is electrically connected, and the base stage of not circuit (T) other end and the second triode (Q2) is electrically connected, and described second The collector of triode (Q2) is electrically connected with the power supply, the emitter and the second relay (KM2) of second triode (Q2) It is grounded after electric connection, second relay (KM2) is connected with the second normally closed travel switch (43), second relay First normally opened contact switch (KM1-1) is in parallel with the second triode (Q2);
The main circuit (52) includes the reversion electricity that the prograde circuit that control motor (231) rotates forward and control motor (231) invert Road, the prograde circuit include the second normally opened contact switch (KM1-2) and first with concatenated first relay of motor (231) The third normally opened contact switch (KM1-3) of relay;The circuit for reversing includes and concatenated second relay of motor (231) The third normal open switch (KM2-3) of second normally opened contact switch (KM2-2) and the second relay.
CN201820287655.5U 2018-03-01 2018-03-01 A kind of home environment air quality intelligent measurement and fast purification system Active CN207833249U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111502378A (en) * 2020-04-21 2020-08-07 南通盛乐防爆电器有限公司 Improve factor of safety's explosion-proof analysis cabin

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111502378A (en) * 2020-04-21 2020-08-07 南通盛乐防爆电器有限公司 Improve factor of safety's explosion-proof analysis cabin

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