CN205613188U - Air purifier - Google Patents

Air purifier Download PDF

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Publication number
CN205613188U
CN205613188U CN201620409214.9U CN201620409214U CN205613188U CN 205613188 U CN205613188 U CN 205613188U CN 201620409214 U CN201620409214 U CN 201620409214U CN 205613188 U CN205613188 U CN 205613188U
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CN
China
Prior art keywords
module
resistance
air cleaner
fixed frame
action
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201620409214.9U
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Chinese (zh)
Inventor
曹新忠
高春年
高扬
屈海波
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sonsno (beijing) Air Purification Technology Development Co Ltd
Original Assignee
Sonsno (beijing) Air Purification Technology Development Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sonsno (beijing) Air Purification Technology Development Co Ltd filed Critical Sonsno (beijing) Air Purification Technology Development Co Ltd
Priority to CN201620409214.9U priority Critical patent/CN205613188U/en
Application granted granted Critical
Publication of CN205613188U publication Critical patent/CN205613188U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides an air purifier, includes the filter screen and is used for fixing the fixed frame of filter screen, fixed frame with the air purifier connection of sliding, air purifier still including detection circuitry, detection module is used for and detects the pressure differential on filter screen two sides, action module is including the action piece, can control fixed frame compares and carries out the action of going up and down in air purifier, can persist a large amount of dust after the long -time use of filter screen, lead to filter screen blocking to make the pressure differential of filter screen both sides great, detection circuitry detects the great back of pressure differential of filter screen both sides, automatic the falling down of the fixed frame of control is reminded the people simultaneously, make the people replace the filter screen, can remind and can fall down automatically in filter screen blocking's the very first time, make the people conveniently change the filter screen, great increase the practicality of product.

Description

Air cleaner
Technical field
This utility model relates to air cleaning industry, particularly to a kind of air cleaner.
Background technology
Along with the improvement of people's life, the health problem that air pollution is caused by everybody is the most increasingly paid attention to, and finishing pollution also becomes the important polluter of resident living, and air cleaner receives the welcome of more and more people.Air cleaner is that various air pollutants (generally comprising the finishing pollution of dust, pollen, abnormal flavour, formaldehyde etc, antibacterial, anaphylactogen etc.) can be adsorbed, decompose or be converted to one, is effectively improved the product of air cleanliness.But the filter screen of existing air cleaner is all built-in, if filter screen to be changed, then need to take apart by air cleaner, cause and change the loaded down with trivial details of operation.
The Chinese patent of Application No. CN201320394680.0, including air cleaner, described air cleaner has air inlet, gas outlet and is positioned at the air flue within described air cleaner, and described air inlet is through with described gas outlet by the air flue of described air cleaner;Wherein, there are in the air flue of described air cleaner five dismountable filter screens, described filter screen is followed successively by formaldehyde drainage screen, activated charcoal strainer, highly effective air (HEPA) drainage screen, lysozyme drainage screen and humidifying filter screen along described air inlet to direction, described gas outlet, a kind of air cleaner of the detachable strainer of this product, use by dismountable filter screen, make, when air cleaner needs to change filter screen, to extract the most replaceable cleaning of the framework with filter screen.Simultaneously, filtered and the use of humidifying filter screen by formaldehyde drainage screen, activated charcoal strainer, highly effective air (HEPA) drainage screen, lysozyme, effectively air is purified, but the wanting of this kind of air cleaner carries out dismounting to filter screen to be made, need manually to be taken off by framework, and air cleaner is arranged at top, house more, manually relatively complicated during dismounting, it is greatly reduced its practicality.
Utility model content
The purpose of this utility model is to provide a kind of air cleaner, it is possible to points out when drainage screen needs and replaces and automatically falls off.
Above-mentioned purpose of the present utility model has the technical scheme that
nullA kind of air cleaner,Including drainage screen with for fixing the fixed frame of described drainage screen,Described fixed frame is connected with described air cleaner sliding,Described air cleaner also includes testing circuit,Described testing circuit includes that detection module is for the pressure differential with the described drainage screen two sides of detection,And export a sampled voltage,Base modules is used for providing reference voltage,Comparison module couples with described base modules and detection module respectively,And sampled voltage and reference voltage are compared,Output drive signal after sampled voltage is more than reference voltage,Module is driven to couple with described comparison module,It is controlled by the output of described driving signal and controls control signal,Action module includes action piece,It is controlled by described control signal and controls the action that fixed frame carries out compared to air cleaner lifting,It is controlled by described control signal to point out,Timing module exports pick-off signal after accepting the control signal of a Preset Time,Cut-off module is controlled by described pick-off signal makes action module open circuit,Action piece quits work.
By using technique scheme, drainage screen can retain substantial amounts of dust after using for a long time, drainage screen blocking is caused to make the pressure differential of drainage screen both sides bigger, after testing circuit detects that the pressure differential of drainage screen both sides is relatively big, control fixed frame automatically falls off to be reminded people simultaneously, makes people be replaced drainage screen, can carry out reminding and can automatically falling off in the very first time of drainage screen blocking, make people be convenient for changing drainage screen, greatly add the practicality of product.
This utility model can be further arranged to, and described action piece is motor.
By using technique scheme, motor need not preheating, has and starts fast effect, reaches the purpose of quick control fixed frame lifting.
This utility model can be further arranged to, and is provided with drive mechanism between described motor and described fixed frame, and the swing offset of described electromotor is converted to the straight-line displacement of described fixed frame by described drive mechanism.
By using technique scheme, swing offset produced by described motor can be converted to the straight-line displacement of fixed frame by drive mechanism, and then reaches to control the purpose of fixed frame lifting.
This utility model can be further arranged to, and described drive mechanism includes that leading screw and nut, described screw mandrel are connected by decelerator with described motor, and described nut is fixed with described fixed frame.
By using technique scheme, leading screw and nut screw connection, it is possible to the rotation of actuator is converted into the rectilinear movement of described fixed frame so that fixed frame can move up and down.
This utility model can be further arranged to, and described detection module includes pressure transducer, is arranged on described fixed frame, for detecting the pressure differential of drainage screen both sides.
By using technique scheme, the pressure differential of drainage screen both sides can be converted into voltage signal by pressure transducer.
This utility model can be further arranged to, described base modules includes the first reference resistance, the second reference resistance and the 3rd reference resistance, the node that described first reference resistance and described second reference resistance couple couples described comparison module, described second reference resistance and the 3rd described reference resistance series connection ground connection.
By using technique scheme, provide reference voltage by the first reference resistance, the second reference resistance and the 3rd reference resistance dividing potential drop for comparison module.
This utility model can be further arranged to, and the 3rd described reference resistance is variable resistance.
By using technique scheme, by regulating the resistance of the 3rd reference resistance, and then change the dividing potential drop of the 3rd reference resistance, reach to change the purpose of reference voltage.
This utility model can be further arranged to, described driving module includes the first driving resistance, the second driving resistance and drives audion, the first described driving resistance drives resistant series ground connection with described second, described first drives resistance and second to drive the node of resistance to couple the base stage of described driving audion, and the colelctor electrode of described driving audion couples described action module.
By using technique scheme, driving resistance, the second driving electric resistance partial pressure by first is that the base stage driving audion provides voltage, makes driving triode ON, reaches the purpose of control action module.
This utility model can be further arranged to, described timing module includes crystal oscillator, enumerator and depositor, described crystal oscillator is used for providing time moderate pulse, enumerator for counting and is deposited in depositor, is exported pick-off signal to ending module by the outfan of enumerator after the control signal of enumerator reception Preset Time.
By using technique scheme, time block includes crystal oscillator, enumerator and depositor, can reach stable clocking effect by the cooperation of these three components and parts.
This utility model can be further arranged to, and described cut-off module includes relay coil and the relay normally-closed contact coordinated with it, and described relay coil is connected with the outfan of described timing module ground connection, and described relay normally-closed contact couples with described action piece.
By using technique scheme, after Preset Time, relay coil works on power, and controls relay normally-closed contact and disconnects, makes actuator quit work.
In sum, this utility model has the advantages that
nullDrainage screen can retain substantial amounts of dust after using for a long time,Drainage screen blocking is caused to make the pressure differential of drainage screen both sides bigger,After testing circuit detects that the pressure differential of drainage screen both sides is relatively big,Control fixed frame automatically falls off to be reminded people simultaneously,Make people that drainage screen to be replaced,Can carry out reminding and can automatically falling off in the very first time of drainage screen blocking,People is made to be convenient for changing drainage screen,Greatly add the practicality of product,Action piece is motor,Motor need not preheating,Have and start fast effect,Reach the purpose of quick control fixed frame lifting,Drive mechanism it is provided with between motor and described fixed frame,The swing offset of described electromotor is converted to the straight-line displacement of described fixed frame by described drive mechanism,Drive mechanism includes leading screw and nut,Described screw mandrel is connected by decelerator with described motor,Described nut is fixed with described fixed frame.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of embodiment one;
Fig. 2 is the testing circuit of embodiment one;
Fig. 3 is the schematic diagram of embodiment two.
In figure, 1, drainage screen;2, fixed frame;3, motor;4, decelerator;5, screw mandrel;6, nut;110, base modules;120, detection module;130, comparison module;140, module is driven;150, reminding module;160, action module;170, timing module;180, cut-off module;190, raise one's voice module.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is described in further detail.
Embodiment one, as shown in Figure 1, a kind of air cleaner, motor 3 is connected with screw mandrel 5 by decelerator 4, screw mandrel 5 engages with described nut 6, nut 6 and the fixing connection of fixed frame 22, drainage screen 1 is played fixing effect by fixed frame 2, drainage screen 1 can be with described fixed frame 2 clamping, the dismounting between drainage screen 1 and fixed frame 2 is facilitated when described drainage screen 1 needs and changes by interface arrangment, when described motor 3 works, joined by screw mandrel 5 nut 6 and make fixed frame 2 straight-line displacement, reach to control the purpose of its lifting, motor 3 need not preheating, have and start fast effect, reach the purpose of quick control fixed frame 2 lifting.
nullTesting circuit schematic diagram as shown in Figure 2,Including drainage screen 1 with for fixing the fixed frame 2 of described drainage screen 1,Described fixed frame 2 is connected with described air cleaner sliding,Described air cleaner also includes testing circuit,Described testing circuit includes that detection module 120 is for the pressure differential with described drainage screen 1 two sides of detection,And export a sampled voltage,Base modules 110 is used for providing reference voltage,Comparison module 130 couples with described base modules 110 and detection module 120 respectively,And sampled voltage and reference voltage are compared,Output drive signal after sampled voltage is more than reference voltage,Module 140 is driven to couple with described comparison module 130,It is controlled by the output of described driving signal and controls control signal,Action module 160 includes action piece,It is controlled by described control signal and controls the action that fixed frame 2 carries out compared to air cleaner lifting,It is controlled by described control signal to point out,Timing module 170 exports pick-off signal after accepting the control signal of a Preset Time,Cut-off module 180 is controlled by described pick-off signal makes action module 160 open circuit,Action piece quits work.
Detection module 120 includes pressure transducer, is arranged on described fixed frame 2, and for detecting the pressure differential of drainage screen 1 both sides, the pressure differential of drainage screen 1 both sides can be converted into voltage signal by pressure transducer.
Base modules 110 includes the first reference resistance R11, second reference resistance R12 and the 3rd reference resistance R13, the node that described first reference resistance R11 couples with described second reference resistance R12 couples described comparison module 130, described second reference resistance R12 and the 3rd described reference resistance R13 series connection ground connection, by the first reference resistance R11, second reference resistance R12 and the 3rd reference resistance R13 dividing potential drop provide reference voltage for comparison module, the 3rd described reference resistance R13 is variable resistance, by regulating the resistance of the 3rd reference resistance R13, and then change the dividing potential drop of the 3rd reference resistance R13, reach to change the purpose of reference voltage.
Module 140 is driven to include the first driving resistance R14, the second driving resistance R15 and drive audion Q1, described first driving resistance R14 and described second driving resistance R15 connects ground connection, described first drives resistance R14 and second to drive the node of resistance R15 to couple the base stage of described driving audion Q1, the colelctor electrode of described driving audion Q1 couples described action module 160, driving resistance R14, the second driving resistance R15 dividing potential drop by first is that the base stage driving audion Q1 provides voltage, make driving audion Q1 turn on, reach the purpose of control action module 160.
Described timing module 170 includes crystal oscillator, enumerator and depositor, described crystal oscillator is used for providing time moderate pulse, enumerator for counting and is deposited in depositor, pick-off signal is exported to cut-off module 180 by the outfan of enumerator after the control signal of enumerator reception Preset Time, time block includes crystal oscillator, enumerator and depositor, can reach stable clocking effect by the cooperation of these three components and parts.
Described cut-off module 180 includes relay coil KA and the relay normally-closed contact KA coordinated with it, described relay coil KA connects with the outfan of described timing module 170 ground connection, described relay normally-closed contact KA couples with described action piece, after Preset Time, relay coil KA works on power, control relay normally-closed contact KA to disconnect, make actuator quit work.
Reminding module 150 includes that display lamp L, described display lamp L couple with described driving module 140, and described display lamp L connects the first protective resistance R16.
Action module 160, including action piece and the second protective resistance R17, described action piece can be played the effect of dividing potential drop protection by the second described protective resistance R17 so that it is will not damage because of instantaneous voltage.
Embodiment two; as shown in Figure 3; a kind of air cleaner; described reminding module 150 is replaced by its module 190 that is with the district of embodiment one to raise one's voice; module of raising one's voice 190 includes speaker B and the 3rd protective resistance R19; described speaker B couples with described driving module 140, and speaker B can be played the effect of protection by the 3rd protection electricity R19 resistance.
This specific embodiment is only to explanation of the present utility model; it is not to restriction of the present utility model; the present embodiment can be made after reading this specification by those skilled in the art as required does not has the amendment of creative contribution, but as long as all being protected by Patent Law in right of the present utility model.

Claims (10)

1. an air cleaner, including drainage screen with for fixing the fixed frame (2) of described drainage screen, described fixed frame (2) is connected with described air cleaner sliding, it is characterized in that: described air cleaner also includes testing circuit, and described testing circuit includes
Detection module (120), for the pressure differential with the described drainage screen two sides of detection, and exports a sampled voltage;
Base modules (110), is used for providing reference voltage;
Comparison module (130), couples with described base modules (110) and detection module (120) respectively, and sampled voltage and reference voltage is compared, output drive signal after sampled voltage is more than reference voltage;
Drive module (140), couple with described comparison module (130), be controlled by the output of described driving signal and control control signal;
Action module (160), including action piece, is controlled by described control signal and controls the action that fixed frame (2) carries out compared to air cleaner lifting;
Reminding module (150), is controlled by described control signal and points out;
Timing module (170), exports pick-off signal after receiving the control signal of Preset Time;
Cut-off module (180), is controlled by described pick-off signal and makes action module (160) open circuit, and action piece quits work.
A kind of air cleaner the most according to claim 1, is characterized in that: described action piece is motor (3).
A kind of air cleaner the most according to claim 2, it is characterized in that: being provided with drive mechanism between described motor (3) and described fixed frame (2), the swing offset of described electromotor is converted to the straight-line displacement of described fixed frame (2) by described drive mechanism.
A kind of air cleaner the most according to claim 3, it is characterized in that: described drive mechanism includes leading screw and nut (6), described screw mandrel (5) is connected by decelerator (4) with described motor (3), and described nut (6) is fixed with described fixed frame (2).
A kind of air cleaner the most according to claim 1, is characterized in that: described detection module (120) includes pressure transducer, is arranged on described fixed frame (2), for detecting the pressure differential of drainage screen both sides.
A kind of air cleaner the most according to claim 1, it is characterized in that: described base modules (110) includes the first reference resistance, the second reference resistance and the 3rd reference resistance, the node that described first reference resistance and described second reference resistance couple couples described comparison module (130), described second reference resistance and the 3rd described reference resistance series connection ground connection.
A kind of air cleaner the most according to claim 6, is characterized in that: the 3rd described reference resistance is variable resistance.
A kind of air cleaner the most according to claim 1, it is characterized in that: described driving module (140) includes the first driving resistance, the second driving resistance and drives audion, the first described driving resistance drives resistant series ground connection with described second, described first drives resistance and second to drive the node of resistance to couple the base stage of described driving audion, and the colelctor electrode of described driving audion couples described action module (160).
A kind of air cleaner the most according to claim 1, it is characterized in that: described timing module (170) includes crystal oscillator, enumerator and depositor, described crystal oscillator is used for providing time moderate pulse, enumerator for counting and is deposited in depositor, is exported pick-off signal to ending module (180) by the outfan of enumerator after the control signal of enumerator reception Preset Time.
A kind of air cleaner the most according to claim 1, it is characterized in that: described cut-off module (180) includes relay coil and the relay normally-closed contact coordinated with it, described relay coil is connected with the outfan of described timing module (170) ground connection, and described relay normally-closed contact couples with described action piece.
CN201620409214.9U 2016-05-07 2016-05-07 Air purifier Expired - Fee Related CN205613188U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201620409214.9U CN205613188U (en) 2016-05-07 2016-05-07 Air purifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620409214.9U CN205613188U (en) 2016-05-07 2016-05-07 Air purifier

Publications (1)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107091519A (en) * 2017-05-19 2017-08-25 桂林市安星环保科技有限公司 A kind of Novel air purification device
CN107120727A (en) * 2017-05-19 2017-09-01 桂林市安星环保科技有限公司 A kind of air cleaning unit
CN107355893A (en) * 2017-07-19 2017-11-17 深圳永呈电子科技有限公司 A kind of air purifier
CN107876266A (en) * 2017-11-23 2018-04-06 苏州奥柯图葳机电科技有限公司 A kind of monitoring device for spraying and purifying air for intelligent piping lane

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107091519A (en) * 2017-05-19 2017-08-25 桂林市安星环保科技有限公司 A kind of Novel air purification device
CN107120727A (en) * 2017-05-19 2017-09-01 桂林市安星环保科技有限公司 A kind of air cleaning unit
CN107120727B (en) * 2017-05-19 2018-07-24 广东正商电器科技有限公司 A kind of air cleaning unit
CN107091519B (en) * 2017-05-19 2018-08-21 沈友观 A kind of Novel air purification device
CN107355893A (en) * 2017-07-19 2017-11-17 深圳永呈电子科技有限公司 A kind of air purifier
CN107355893B (en) * 2017-07-19 2018-12-21 南京浦口科创投资集团有限公司 A kind of air purifier
CN107876266A (en) * 2017-11-23 2018-04-06 苏州奥柯图葳机电科技有限公司 A kind of monitoring device for spraying and purifying air for intelligent piping lane
CN107876266B (en) * 2017-11-23 2019-10-29 中材江苏太阳能新材料有限公司 A kind of monitoring device spraying and purify air for intelligent piping lane

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C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20161005

Termination date: 20200507

CF01 Termination of patent right due to non-payment of annual fee