CN111811080B - Air purifier capable of controlling wind speed - Google Patents

Air purifier capable of controlling wind speed Download PDF

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Publication number
CN111811080B
CN111811080B CN202010722476.1A CN202010722476A CN111811080B CN 111811080 B CN111811080 B CN 111811080B CN 202010722476 A CN202010722476 A CN 202010722476A CN 111811080 B CN111811080 B CN 111811080B
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China
Prior art keywords
cavity
shaft
air
belt
pipeline
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CN202010722476.1A
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Chinese (zh)
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CN111811080A (en
Inventor
曹亚男
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Xinkuntai (Zhejiang) air conditioning technology Co.,Ltd.
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Xinkuntai Zhejiang Air Conditioning Technology Co ltd
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Priority to CN202010722476.1A priority Critical patent/CN111811080B/en
Publication of CN111811080A publication Critical patent/CN111811080A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/42—Auxiliary equipment or operation thereof
    • B01D46/44—Auxiliary equipment or operation thereof controlling filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/42—Auxiliary equipment or operation thereof
    • B01D46/44—Auxiliary equipment or operation thereof controlling filtration
    • B01D46/442—Auxiliary equipment or operation thereof controlling filtration by measuring the concentration of particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/66—Regeneration of the filtering material or filter elements inside the filter
    • B01D46/68—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements
    • B01D46/681—Regeneration of the filtering material or filter elements inside the filter by means acting on the cake side involving movement with regard to the filter elements by scrapers, brushes or the like
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/70—Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/74—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
    • F24F11/77—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/89—Arrangement or mounting of control or safety devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/24—Means for preventing or suppressing noise
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2258/00—Sources of waste gases
    • B01D2258/06—Polluted air
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/24—Means for preventing or suppressing noise
    • F24F2013/247—Active noise-suppression
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00—Control inputs relating to air properties
    • F24F2110/30—Velocity
    • 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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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

The invention discloses an air purifier capable of controlling wind speed, which comprises a case, wherein a pipeline for circulating air is arranged in the case, the left side of the pipeline is provided with an iron net which is used for preventing larger objects from entering the pipeline so as to influence the operation of components in the case, the pipeline is internally and fixedly provided with a support frame in an annular distribution manner, the support frame is rotatably connected with a fan shaft, the left side of the fan shaft is fixedly provided with the fan head, and the fans are fixedly distributed on the fan head in an annular shape, compared with the traditional air purification device, the invention can automatically adjust the air speed through the air quality, therefore, the noise of the air purifier is reduced when the air quality is higher, the air purification efficiency is improved when the air quality is lower, and in addition, the filter screen can be cleaned when the air quality is lower due to the poor purification effect of the filter screen, so that the air purification efficiency is improved in a phase-changing manner.

Description

Air purifier capable of controlling wind speed
Technical Field
The invention relates to the field of air purification, in particular to an air purifier capable of controlling wind speed.
Background
Along with the development of the times, residents begin to pay attention to the air quality on their own, in order to clear the quality of the air quality, the residents can detect the air quality through an air detector, and the air needs to be purified after detection, so the residents can purchase air purifiers to purify the indoor air, the air quality is improved, the life is improved, the current air purifiers are usually controlled through people, for example, the air purifiers are in an adjusting mode, the air speed is adjusted, and the purifying efficiency cannot be automatically improved under the condition that the air pollution is serious.
Disclosure of Invention
The technical problem is as follows: the air purifier wind speed needs the manual regulation, and air purifier can not adjust by oneself.
The air purifier comprises a case, a pipeline for circulating air is arranged in the case, an iron net is arranged on the left side of the pipeline and used for preventing larger objects from entering the pipeline to influence the operation of components in the case, a support frame is fixedly arranged in the pipeline in an annular distribution manner, a fan shaft is rotatably connected to the support frame, a fan head is fixedly arranged on the left side of the fan shaft and fixedly arranged on the fan head in an annular distribution manner, the fan shaft can drive the fan on the fan head to rotate so as to suck air into the pipeline through the iron net by rotating the fan shaft, a rotating device capable of driving the fan shaft to rotate is arranged in the case, and an air pollution monitor for detecting the quality of outside air is fixedly arranged on the left side of the case, the air pollution control device is characterized in that an adjusting device capable of adjusting the rotating speed of the fan shaft through detection of the air pollution monitor is arranged in the case, a filter screen for filtering air is installed in the pipeline, and a cleaning device capable of cleaning the filter screen when the air quality is poor is arranged in the case, so that the air purification efficiency is improved.
Wherein, the rotating device comprises a speed regulating cavity arranged in the case, a rotating motor is fixedly arranged in the top wall of the speed regulating cavity, a driving shaft is fixedly arranged on an output shaft at the lower side of the rotating motor, a transmission shaft is arranged at the lower side of the driving shaft, a first spline inner cavity with an upward opening is arranged in the transmission shaft, the driving shaft extends into the first spline inner cavity and is in spline connection with the first spline inner cavity, a speed regulating bevel gear is fixedly arranged on the transmission shaft in a step shape, the left side of the speed regulating cavity is connected with a sliding cavity, a sliding block is connected in the sliding cavity in a sliding way, a rotating disc is rotationally connected in the left wall of the sliding cavity, a sliding block jacking spring is connected between the rotating disc and the sliding block, a left moving rotating shaft is fixedly arranged at the right side of the sliding block, the left moving rotating shaft extends into, the quick-witted incasement be equipped with connect in the slip chamber with the first belt chamber of pipeline downside, first belt chamber right wall internal rotation is connected with first band pulley, left side removal pivot splined connection in first band pulley, the epaxial second band pulley that is located directly over the first belt chamber that sets firmly of fan, first band pulley with be connected with first belt between the second band pulley.
Wherein the adjusting device comprises a clamping cavity connected to the lower side of the first belt cavity, a cylinder positioned at the lower side of the clamping cavity is fixedly arranged in the case, a cylinder rod extending into the clamping cavity is connected to the upper side of the cylinder, a cylinder rod inner cavity with an upward opening is arranged in the cylinder rod, a moving rod is slidably connected in the cylinder rod inner cavity, a force generation jacking spring is connected between the bottom of the moving rod and the bottom wall of the cylinder rod inner cavity, the moving rod is rotatably connected with the transmission shaft, inclined block inner cavities distributed in an array manner are connected to the left side and the right side of the clamping cavity, inclined blocks extending into the clamping cavity are slidably connected in the inclined block inner cavities, an inclined block jacking spring is connected between each inclined block and the inner wall of each inclined block inner cavity, a clamping plate is fixedly arranged on the moving rod, and each inclined block can block the moving rod from moving upwards by blocking the clamping, and symmetrical inclined block deflector rods are fixedly arranged on the left side and the right side of the air cylinder rod.
Wherein the cleaning device comprises a right moving rotating shaft which is rotatably connected in the right wall of the speed regulating cavity, a right bevel gear is fixedly arranged on the left side of the right moving rotating shaft, the speed regulating bevel gear can be connected in a meshing manner with the right bevel gear, a second belt cavity which is connected with the front side and the rear side of the pipeline is arranged in the machine case, a rear belt wheel shaft is rotatably connected in the right wall of the second belt cavity, a second spline inner cavity with a rightward opening is arranged in the right moving rotating shaft, the rear belt wheel shaft extends into the second spline inner cavity and is in spline connection with the second spline inner cavity, a spline jacking spring is connected between the left side of the rear belt wheel shaft and the left wall of the second spline inner cavity, a third belt wheel is fixedly arranged on the rear belt wheel shaft in the second belt cavity, a front belt wheel shaft positioned on the front side of the filter screen is rotatably connected in the right wall of the second belt cavity, and a fourth belt wheel is fixedly, the fourth band pulley with be connected with bilateral symmetry's second belt between the third band pulley, be connected with between the second belt and be used for the clearance cloth of filter screen.
Advantageously, the left side and the right side of the fourth belt pulley are fixedly provided with a first permanent magnet, and the left side and the right side of the second belt cavity are fixedly provided with a second permanent magnet corresponding to the first permanent magnet.
The invention has the beneficial effects that: compared with the traditional air purification device, the air purification device can automatically adjust the air speed through the air quality, so that the noise of the air purifier is reduced when the air quality is higher, and the air purification efficiency is improved when the air quality is lower.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure in the direction "A-A" of FIG. 1;
fig. 3 is an enlarged schematic view of fig. 1 "B".
Detailed Description
The invention will now be described in detail with reference to fig. 1 to 3, for the sake of convenience of description, the following orientations are now defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The invention relates to an air purifier capable of controlling wind speed, which is further explained by combining the attached drawings of the invention: the invention relates to an air purifier capable of controlling wind speed, which comprises a case 11, wherein a pipeline 38 for circulating air is arranged in the case 11, an iron net 33 is arranged at the left side of the pipeline 38, the iron net 33 is used for preventing larger objects from entering the pipeline 38 so as to influence the operation of components in the case 11, a support frame 37 is fixedly arranged in the pipeline 38 in an annular distribution manner, a fan shaft 35 is rotatably connected onto the support frame 37, a fan head 32 is fixedly arranged at the left side of the fan shaft 35, a fan 34 is fixedly arranged on the fan head 32 in an annular distribution manner, the fan shaft 35 can drive the fan 34 on the fan head 32 to rotate so as to suck air into the pipeline 38 through the iron net 33, a rotating device 101 capable of driving the fan shaft 35 to rotate is arranged in the case 11, an air pollution monitor 30 for detecting the quality of outside air is fixedly arranged at the left side of the case 11, an adjusting device 102 capable of adjusting the rotating speed of the fan shaft 35 through detection of the air pollution monitor 30 is arranged in the case 11, a filter screen 47 for filtering air is installed in the pipeline 38, and a cleaning device 103 capable of cleaning the filter screen 47 when the air quality is poor so as to improve the air purification efficiency is arranged in the case 11.
According to the embodiment, the following detailed description will be given to the rotating device 101, the rotating device 101 includes a speed adjusting cavity 28 disposed in the chassis 11, a rotating motor 39 is fixedly disposed in a top wall of the speed adjusting cavity 28, a driving shaft 40 is fixedly disposed on an output shaft at a lower side of the rotating motor 39, a transmission shaft 44 is disposed at a lower side of the driving shaft 40, a first spline cavity 43 with an upward opening is disposed in the transmission shaft 44, the driving shaft 40 extends into the first spline cavity 43 and is in spline connection with the first spline cavity 43, a speed adjusting bevel gear 42 is fixedly disposed on the transmission shaft 44 in a stepped shape, a sliding cavity 26 is connected to a left side of the speed adjusting cavity 28, a sliding block 24 is slidably connected in the sliding cavity 26, a rotating disc 27 is connected to a left rotating wall of the sliding cavity 26, a sliding block pressing spring 25 is connected between the rotating disc 27 and the sliding block 24, the left moving rotating shaft 55 extends into the speed regulating cavity 28, a left bevel gear 41 capable of being engaged and connected with the speed regulating bevel gear 42 is fixedly arranged on the right side of the left moving rotating shaft 55, a first belt cavity 29 connected to the lower side of the sliding cavity 26 and the pipeline 38 is arranged in the case 11, a first belt pulley 23 is rotatably connected to the right wall of the first belt cavity 29, the left moving rotating shaft 55 is splined and connected to the first belt pulley 23, a second belt pulley 36 positioned right above the first belt cavity 29 is fixedly arranged on the fan shaft 35, a first belt 31 is connected between the first belt pulley 23 and the second belt pulley 36, when the rotating motor 39 is started, the driving shaft 40 can be driven to rotate, the driving shaft 40 is driven to rotate through the splined connection, the driving shaft 44 is driven to rotate through the engagement of the speed regulating bevel gear 42 and the left bevel gear 41, the left moving rotating shaft 55 is driven to rotate, the left moving rotating shaft 55 rotates to drive the first belt wheel 23 to rotate, the first belt wheel 23 rotates to drive the second belt wheel 36 to rotate through the first belt 31, namely, the fan shaft 35 is driven to rotate to drive the fan 34 to rotate, and the fan 34 rotates to convey air from the outside into the pipeline 38 through the iron net 33 for purification treatment.
According to the embodiment, the adjusting device 102 is described in detail below, the adjusting device 102 includes a clamping cavity 21 connected to the lower side of the first belt cavity 29, an air cylinder 12 located at the lower side of the clamping cavity 21 is fixedly installed in the case 11, an air cylinder rod 13 extending into the clamping cavity 21 is connected to the upper side of the air cylinder 12, an air cylinder rod inner cavity 14 with an upward opening is installed in the air cylinder rod 13, a moving rod 22 is slidably connected to the air cylinder rod inner cavity 14, a biasing spring 15 is connected between the bottom of the moving rod 22 and the bottom wall of the air cylinder rod inner cavity 14, the moving rod 22 is rotatably connected to the transmission shaft 44, the left and right sides of the clamping cavity 21 are connected to inclined block inner cavities 17 distributed in an array, inclined blocks 19 extending into the clamping cavity 21 are slidably connected to the inclined block inner cavities 17, and inclined block biasing springs 18 are connected between the inclined blocks 19 and the inner walls of the inclined block inner cavities 17, the movable rod 22 is fixedly provided with a clamping plate 20, the inclined block 19 can block the movable rod 22 from moving upwards by blocking the clamping plate 20, the left side and the right side of the cylinder rod 13 are fixedly provided with symmetrical inclined block shift levers 16, when the cylinder 12 is started, the cylinder rod 13 can be driven to move upwards, the clamping plate 20 is blocked by the inclined block 19 so that the movable rod 22 cannot move upwards, the biasing spring 15 is compressed and contracted, the cylinder rod 13 continues to move upwards until the inclined block shift lever 16 is based on the inclined block 19 and presses the inclined block 19 to move towards the inner cavity 17 of the inclined block, when the inclined block 19 moves to the limit position towards the inner cavity 17 of the inclined block, the clamping plate 20 is not blocked, the contracted biasing spring 15 presses the movable rod 22 to move upwards, the movable rod 22 moves upwards to drive the transmission shaft 44 to move upwards, the transmission shaft 44 moves upwards to press the left bevel gear 41 to move leftwards by the speed regulating bevel gear 42, namely the left moving rotating shaft 55 moves leftwards, the slider presses the spring 25 to contract, and the movable rod 22 moves upwards to enable the speed-adjusting bevel gear 42 with more teeth to be meshed and connected with the left bevel gear 41, so that the rotating motor 39 with the same power rotates to enable the fan shaft 35 to rotate faster.
According to the embodiment, the cleaning device 103 is described in detail below, the cleaning device 103 includes a right moving shaft 46 rotatably connected to the right wall of the speed adjusting chamber 28, a right bevel gear 45 is fixedly provided on the left side of the right moving shaft 46, the speed adjusting bevel gear 42 is capable of engaging with the right bevel gear 45, a second belt chamber 59 connected to the front and rear sides of the pipeline 38 is provided in the machine case 11, a rear pulley shaft 56 is rotatably connected to the right wall of the second belt chamber 59, a second spline chamber 57 with a right opening is provided in the right moving shaft 46, the rear pulley shaft 56 extends into the second spline chamber 57 and is splined to the second spline chamber 57, a spline pressing spring 58 is connected between the left side of the rear pulley shaft 56 and the left wall of the second spline chamber 57, a third pulley 49 is fixedly provided on the rear pulley shaft 56 in the second belt chamber 59, a front belt wheel shaft 52 positioned on the front side of the filter screen 47 is rotatably connected to the right wall of the second belt cavity 59, a fourth belt wheel 51 is fixedly arranged on the front belt wheel shaft 52, a second belt 50 which is bilaterally symmetrical is connected between the fourth belt wheel 51 and the third belt wheel 49, a cleaning cloth 48 for cleaning the filter screen 47 is connected between the second belt 50, when the speed regulating bevel gear 42 is meshed with the right bevel gear 45, the transmission shaft 44 rotates to drive the right moving rotating shaft 46 to rotate through the meshing of the speed regulating bevel gear 42 and the right bevel gear 45, the right moving rotating shaft 46 rotates to drive the rear belt wheel shaft 56 to rotate through a spline connection, the rear belt wheel shaft 56 rotates to drive the third belt wheel 49 to rotate, the third belt wheel 49 rotates to drive the fourth belt wheel 51 to rotate through the second belt wheel 50, namely, the front belt wheel shaft 52 rotates, and the second belt 50 moves to drive the cleaning cloth 48 to clean the filter screen 47, therefore, the air purification efficiency is improved, when the transmission shaft 44 continues to move upwards after the speed control bevel gear 42 is meshed with the right bevel gear 45, the speed control bevel gear 42 extrudes the right bevel gear 45 to drive the right moving rotating shaft 46 to move rightwards, and the right moving rotating shaft 46 moves rightwards to enable the spline jacking spring 58 to contract.
Advantageously, the first permanent magnets 54 are fixedly arranged on the left and right sides of the fourth pulley 51, the second permanent magnets 53 corresponding to the first permanent magnets 54 are fixedly arranged on the left and right walls of the second belt cavity 59, and when the speed control bevel gear 42 is not meshed with the right bevel gear 45, the second permanent magnets 53 and the left moving rotating shaft 55 drive the fourth pulley 51 to rotate to the original position through magnetic force, so that the cleaning cloth 48 does not block the pipeline 38, and air purification can be correctly performed.
The following detailed description of the steps of using an air purifier capable of controlling wind speed with reference to fig. 1 to 3: in the initial state, the bevel gear with the minimum number of teeth of the speed control bevel gear 42 is meshed with the left bevel gear 41, the left moving rotating shaft 55 is at the right limit position, and the speed control bevel gear 42 is not meshed with the right bevel gear 45.
When the device is to be operated, the rotating motor 39 can drive the driving shaft 40 to rotate when being started, the driving shaft 40 rotates to drive the transmission shaft 44 to rotate through spline connection, the transmission shaft 44 rotates to drive the left moving rotating shaft 55 to rotate through the meshing of the speed regulating bevel gear 42 and the left bevel gear 41, the left moving rotating shaft 55 rotates to drive the first belt wheel 23 to rotate, the first belt wheel 23 rotates to drive the second belt wheel 36 to rotate through the first belt 31, namely, the fan shaft 35 is driven to rotate to drive the fan 34 to rotate, and the fan 34 rotates to convey air into the pipeline 38 from the outside through the iron net 33 to be purified.
When the device is operated and air pollution is aggravated, the air pollution monitor 30 detects that the air pollution aggravates and controls the air cylinder 12 to start, the air cylinder 12 starts to drive the air cylinder rod 13 to move upwards, the clamping plate 20 is blocked by the inclined block 19 so that the movable rod 22 cannot move upwards, the pressure spring 15 is compressed and contracted, the air cylinder rod 13 continues to move upwards until the inclined block deflector rod 16 is based on the inclined block 19 and presses the inclined block 19 to move towards the inner cavity 17 of the inclined block, when the inclined block 19 moves towards the inner cavity 17 of the inclined block to a limit position, the clamping plate 20 is not blocked, the contracted pressure spring 15 presses the movable rod 22 to move upwards, the movable rod 22 moves upwards to drive the transmission shaft 44 to move upwards, the transmission shaft 44 moves upwards to press the left bevel gear 41 to move leftwards through the speed bevel gear 42, namely the left moving rotating shaft 55 moves leftwards, the sliding block presses the spring 25 to contract, the movable rod 22 moves upwards to, thereby rotating the rotating motor 39 of the same power to rotate the fan shaft 35 more quickly to improve air purification efficiency.
When the air pollution is heavier, the transmission shaft 44 moves upwards to enable the speed regulating bevel gear 42 to be meshed and connected with the right bevel gear 45, the transmission shaft 44 rotates to drive the right moving rotating shaft 46 to rotate through the meshing of the speed regulating bevel gear 42 and the right bevel gear 45, the right moving rotating shaft 46 rotates to drive the rear pulley shaft 56 to rotate through the spline connection, the rear pulley shaft 56 rotates to drive the third pulley 49 to rotate, the third pulley 49 rotates to drive the fourth pulley 51 to rotate through the second belt 50, the front pulley shaft 52 rotates, the second belt 50 moves to drive the cleaning cloth 48 to clean the filter screen 47, and therefore the air purification efficiency is improved.
The invention has the beneficial effects that: compared with the traditional air purification device, the air purification device can automatically adjust the air speed through the air quality, so that the noise of the air purifier is reduced when the air quality is higher, and the air purification efficiency is improved when the air quality is lower.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.

Claims (2)

1. The utility model provides an air purifier that can control wind speed, includes quick-witted case, its characterized in that: the machine case is internally provided with a pipeline for circulating air, the left side of the pipeline is provided with an iron net, the iron net is used for preventing a larger object from entering the pipeline so as to influence the operation of components in the machine case, the pipeline is internally and fixedly provided with a support frame in an annular distribution manner, a fan shaft is rotatably connected to the support frame, the left side of the fan shaft is fixedly provided with a fan head, the fan head is fixedly provided with a fan in an annular distribution manner, the fan shaft can drive the fan on the fan head to rotate so as to suck air into the pipeline through the iron net, the machine case is internally provided with a rotating device capable of driving the fan shaft to rotate, the left side of the machine case is fixedly provided with an air pollution monitor for detecting the quality of outside air, and the machine case is internally provided with an adjusting device capable of adjusting the rotating speed of the fan shaft through, a filter screen for filtering air is installed in the pipeline, and a cleaning device capable of cleaning the filter screen when the air quality is poor is arranged in the case so as to improve the air purification efficiency; the rotating device comprises a speed regulating cavity arranged in the case, a rotating motor is fixedly arranged in the top wall of the speed regulating cavity, a driving shaft is fixedly arranged on an output shaft at the lower side of the rotating motor, a transmission shaft is arranged at the lower side of the driving shaft, a first spline inner cavity with an upward opening is arranged in the transmission shaft, the driving shaft extends into the first spline inner cavity and is in spline connection with the first spline inner cavity, a speed regulating bevel gear is fixedly arranged on the transmission shaft in a step shape, the left side of the speed regulating cavity is connected with a sliding cavity, a sliding block is connected in the sliding cavity in a sliding manner, a rotating disc is rotatably connected in the left wall of the sliding cavity, a sliding block jacking spring is connected between the rotating disc and the sliding block, a left moving rotating shaft is fixedly arranged at the right side of the sliding block, the left moving rotating shaft extends into, a first belt cavity connected to the sliding cavity and the lower side of the pipeline is arranged in the case, a first belt wheel is connected to the right wall of the first belt cavity in a rotating mode, the left moving rotating shaft is connected to the first belt wheel through a spline, a second belt wheel located right above the first belt cavity is fixedly arranged on the fan shaft, and a first belt is connected between the first belt wheel and the second belt wheel; the adjusting device comprises a clamping cavity connected to the lower side of the first belt cavity, an air cylinder positioned at the lower side of the clamping cavity is fixedly arranged in the case, the upper side of the cylinder is connected with a cylinder rod extending into the clamping cavity, an inner cavity of the cylinder rod with an upward opening is arranged in the cylinder rod, a moving rod is connected in the inner cavity of the cylinder rod in a sliding way, a force-generating top pressure spring is connected between the bottom of the moving rod and the bottom wall of the inner cavity of the cylinder rod, the moving rod is rotationally connected with the transmission shaft, the left side and the right side of the clamping cavity are connected with inclined block inner cavities distributed in an array way, an inclined block extending into the clamping cavity is connected in the inner cavity of the inclined block in a sliding manner, an inclined block jacking spring is connected between the inclined block and the inner wall of the inner cavity of the inclined block, clamping plates are fixedly arranged on the moving rod, the inclined blocks can block the moving rod from moving upwards by blocking the clamping plates, and symmetrical inclined block deflector rods are fixedly arranged on the left side and the right side of the cylinder rod; the cleaning device comprises a right moving rotating shaft which is rotatably connected in the right wall of the speed regulating cavity, a right bevel gear is fixedly arranged on the left side of the right moving rotating shaft and can be meshed and connected with the right bevel gear, a second belt cavity which is connected with the front side and the rear side of the pipeline is arranged in the case, a rear belt wheel shaft is rotatably connected in the right wall of the second belt cavity, a second spline inner cavity with a right opening is arranged in the right moving rotating shaft, the rear belt wheel shaft extends into the second spline inner cavity and is in spline connection with the second spline inner cavity, a spline jacking spring is connected between the left side of the rear belt wheel shaft and the left wall of the second spline inner cavity, a third belt wheel is fixedly arranged on the rear belt wheel shaft in the second belt cavity, a front belt wheel shaft positioned on the front side of the filter screen is rotatably connected in the right wall of the second belt cavity, and a fourth belt wheel is fixedly arranged on the front belt wheel shaft, the fourth band pulley with be connected with bilateral symmetry's second belt between the third band pulley, be connected with between the second belt and be used for the clearance cloth of filter screen.
2. An air cleaner capable of controlling wind speed as claimed in claim 1, wherein: the left side and the right side of the fourth belt pulley are fixedly provided with first permanent magnets, and the left wall and the right wall of the second belt cavity are fixedly provided with second permanent magnets corresponding to the first permanent magnets.
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CN115541597A (en) * 2022-10-24 2022-12-30 深圳市协创鑫智能装备有限公司 AOI detection system of SMD packaging high-speed AOI test equipment

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CN103322650A (en) * 2012-03-21 2013-09-25 陈新元 Technology for automatically adjusting air speed of air cleaner
CN105387566A (en) * 2015-11-25 2016-03-09 小米科技有限责任公司 Parameter detection method and device for air purifier and terminal
KR102428949B1 (en) * 2016-06-30 2022-08-03 정현종 Portable air purifiers
CN107917173B (en) * 2017-11-24 2019-12-20 浙江苏伊士卫浴有限公司 Speed-adjustable transmission device
CN111203044A (en) * 2020-03-30 2020-05-29 台州路桥博仁环保设备有限公司 Air purification device capable of automatically cleaning filter screen

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