CN114216189B - Power electronic self-control ventilation device and intelligent identification system thereof - Google Patents
Power electronic self-control ventilation device and intelligent identification system thereof Download PDFInfo
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- CN114216189B CN114216189B CN202111570409.3A CN202111570409A CN114216189B CN 114216189 B CN114216189 B CN 114216189B CN 202111570409 A CN202111570409 A CN 202111570409A CN 114216189 B CN114216189 B CN 114216189B
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/003—Ventilation in combination with air cleaning
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
- F04D29/703—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps specially for fans, e.g. fan guards
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- 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
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F7/00—Ventilation
- F24F7/04—Ventilation with ducting systems, e.g. by double walls; with natural circulation
- F24F7/06—Ventilation with ducting systems, e.g. by double walls; with natural circulation with forced air circulation, e.g. by fan positioning of a ventilator in or against a conduit
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/10—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
- F24F8/108—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F8/00—Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
- F24F8/90—Cleaning of purification apparatus
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Ventilation (AREA)
Abstract
The invention relates to the technical field of ventilation devices, in particular to an electric and electronic self-control ventilation device, which solves the problems that in the prior art, ventilation fan blades generally blow towards a fixed direction, so that the air circulation inside a space is low in replacement speed, the purpose of rapid ventilation cannot be realized, a fan needs to operate for a long time, and resources are wasted; a power electronic self-control ventilation device comprises a fixed frame and a control system, wherein a moving block is connected inside the fixed frame in a sliding mode, a round hole is formed in the surface of the moving block, an elongated slot is formed in the top of the moving block, and a brush plate is arranged on the side wall of the moving block; a filter screen fixedly connected with the top of the fixed frame is arranged in the long groove; the fan is arranged in the round hole through the connecting frame; the first electric telescopic rod, the extrusion block, the fixing ring and the like are matched with each other, so that the purposes of cleaning the fan and exchanging air are achieved under the condition of no stop.
Description
Technical Field
The invention relates to the technical field of ventilation devices, in particular to a power electronic self-control ventilation device and an intelligent identification system thereof.
Background
The ventilation is a technology which adopts a natural or mechanical method to ensure that wind does not block and can pass through the room or a sealed environment to cause the air environment suitable for sanitation, safety and the like, and the normal ventilation can improve the indoor air quality and is beneficial to health.
Ventilation devices are generally controlled by electricity, as described in patent application No.: 201510351672.1 discloses an automatic ventilation control device for an electric power tunnel, which comprises a CPU control module, wherein the input end of the CPU control module is connected with a signal acquisition module and a wireless remote control module, the output end of the CPU control module is connected with a controllable switch output module, and the controllable switch output module executes the instruction of the CPU control module to realize the automatic regulation and control of various environmental parameters in the electric power tunnel; the wireless remote control module can send a regulation and control command to the CPU control module to realize human intervention.
However, when the ventilation device is used, the ventilation fan blades generally blow air in a fixed direction, so that the air circulation replacement speed in the space is slow, the purpose of rapid ventilation cannot be achieved, the fan needs to operate for a long time, and resources are wasted.
Disclosure of Invention
The invention aims to provide a power electronic self-control ventilation device, which solves the problems that in the prior art, ventilation fan blades generally blow air towards a fixed direction, so that the air circulation replacement speed in a space is low, the purpose of rapid ventilation cannot be realized, a fan needs to operate for a long time, and resources are wasted.
In order to achieve the purpose, the invention adopts the following technical scheme: a power electronic self-control ventilation device comprises a fixed frame and a control system, wherein a moving block is connected inside the fixed frame in a sliding mode, a round hole is formed in the surface of the moving block, an elongated slot is formed in the top of the moving block, and a brush plate is arranged on the side wall of the moving block; a filter screen fixedly connected with the top of the fixed frame is arranged in the long groove; the fan is arranged inside the round hole through the connecting frame; a motor is fixedly arranged inside the moving block, a driving gear is fixedly arranged at an output shaft port of the motor, a driven gear is rotatably connected to the surface of the moving block, tooth grooves meshed with the driven gear are uniformly formed in the top wall of the fixed frame, one end of each circular hole is communicated with an air inlet pipeline through an elastic membrane, the circular holes are connected with an air outlet nozzle through the elastic membrane, and the air inlet pipeline and the side wall of the air outlet nozzle are fixedly connected with the side wall of the moving block through a support; the side wall of the moving block is provided with corrugated telescopic pipes, the corrugated telescopic pipes are sleeved outside the filter screen and are in sealed sliding connection with the fixed frame, the brush plate is provided with a drainage port, and the drainage port is communicated with indoor air through a pipeline; a baffle is hinged below the joint of the air inlet pipeline and the elastic membrane; a limiting plate is arranged on one side of the baffle;
the elastic membrane is sleeved with a tightening device, the tightening device comprises a fixing ring, the outer side wall of the fixing ring is fixedly connected with a support, first electric telescopic rods are fixed on the circumferential array of the inner side wall of the fixing ring, a second electric telescopic rod parallel to the axis of the fixing ring is fixed at the other end of each first electric telescopic rod, an extrusion block is fixed at the other end of each second electric telescopic rod, and all the extrusion blocks form a circle together; the front side wall and the rear side wall in the elongated slot are respectively hinged with a guide plate, and one side of the guide plate, which is close to the round hole, is provided with a limiting block for limiting the position of the guide plate; the inner wall of the elastic membrane is provided with bristles;
the air inlet pipeline is internally provided with a camera module and an image recognition module, and the image recognition module is used for recognizing whether foreign matters enter the air inlet pipeline or not and the dust pollution degree on the fan; when needs carry out the extrinsic cycle to the room air, through the length is predetermine in the extension of the first electric telescopic handle extension that control kept away from intake stack one side, make round hole inner wall edge appears by the air-out mouth to the partly contrary wind of intake stack, under the effect of contrary wind for the atmosphere is got into from the blowdown pipe to the room air is driven to contrary wind, thereby realizes the effect of extrinsic cycle.
The invention has at least the following beneficial effects:
1. according to the invention, through the mutual matching of the first electric telescopic rod, the extrusion block, the fixing ring and the like, when ventilation is not needed, the first electric telescopic rod close to one side of the air inlet pipeline is controlled to extend, so that the extrusion block close to one side of the air inlet pipeline moves towards the axis of the fixing ring and extrudes the elastic membrane, and finally, the extrusion block is closed to form a circle and the elastic membrane is sealed, so that external dust is prevented from entering.
2. According to the invention, through the mutual matching of the first electric telescopic rod, the extrusion block, the fixing ring and the like, in the ventilation process, when the image recognition module detects that the color proportion of dust on the fan is larger than a preset value, the preset value can be set according to actual requirements, the first electric telescopic rod far away from one side of the air inlet pipeline is controlled to extend, so that the extrusion block far away from the air inlet pipeline moves towards the axis of the fixing ring and extrudes the elastic membrane, finally the extrusion block is closed to form a circle, the elastic membrane is sealed, then the second electric telescopic rod is controlled to extend, the extrusion block drives the elastic membrane to approach the fan, and bristles on the inner wall of the elastic membrane are contacted with the fan, so that the cleaning of the fan is realized.
3. According to the invention, through the mutual matching of the first electric telescopic rod, the extrusion block, the fixing ring and the like, when the outdoor air is required to be circulated, the first electric telescopic rod far away from one side of the air inlet pipeline is controlled to extend for a preset length, the preset length can be set according to the actual requirement, the extension of the first electric telescopic rod enables the flow opening of the elastic membrane to be reduced, and the elastic membrane forms a similar cone shape, so that the edge of the inner wall of the circular hole generates reverse wind from the air outlet nozzle to one part of the air inlet pipeline, and the reverse wind blows the guide plate outwards, and under the action of the reverse wind, the reverse wind drives the indoor air to enter the atmosphere from the sewage discharge pipe; thereby realizing the function of external circulation.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of the present invention shown in FIG. 1;
FIG. 3 is a schematic view of a filter screen according to the present invention;
FIG. 4 is an exploded view of FIG. 3 in accordance with the present invention;
FIG. 5 is a schematic view of the ring block structure of the present invention;
FIG. 6 is a schematic view of the overall structure of embodiment 2 of the present invention;
FIG. 7 is a top view of the internal structure of the fixing frame according to embodiment 2 of the present invention;
fig. 8 is a schematic view of a connection structure of a tightening mechanism and a moving block according to embodiment 2 of the present invention;
FIG. 9 is a schematic view of the structure of portion A of FIG. 7 according to the present invention;
fig. 10 is a schematic structural view of the baffle and the limiting plate of the present invention.
In the figure: 1. a fixed frame; 2. a moving block; 3. accommodating a tank; 4. a motor; 5. a driving gear; 6. a first spring; 7. brushing the board; 8. a rotating shaft; 9. a driven gear; 10. a first conical barrel; 11. a connecting pipe; 12. filtering with a screen; 13. a long groove; 14. a circular hole; 15. a connecting frame; 16. a fan; 17. a second tapered barrel; 18. turning a handle; 19. a screw; 20. a round block; 21. a second spring; 22. a circular ring block; 23. a gear ring; 24. a limiting groove; 25. fixing nails; 26. an elastic film; 27. a fixing ring; 28. a first electric telescopic rod; 29. a second electric telescopic rod; 30. extruding the block; 31. a baffle.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
Referring to fig. 1-5, an electric power electronic self-control ventilation device comprises a fixed frame 1, a moving block 2 is connected to the inside of the fixed frame 1 in a sliding manner, a round hole 14 is formed in the surface of the moving block 2, a connecting frame 15 is fixedly installed inside the round hole 14, a fan 16 is fixedly installed on the surface of the connecting frame 15, a motor 4 is fixedly installed inside the moving block 2, a driving gear 5 is fixedly installed at an output shaft port of the motor 4, a driven gear 9 is connected to the surface of the moving block 2 in a rotating manner, tooth grooves matched with the size of the driven gear 9 are uniformly formed in the top wall of the fixed frame 1, the surface of the driven gear 9 is meshed with the tooth grooves, an air inlet pipeline is fixedly installed on the side wall of the moving block 2 relative to the position of the round hole 14 and comprises a second tapered barrel 17, the second tapered barrel 17 is connected with the round hole 14, a connecting pipe 11 is communicated with a first tapered barrel 10 at the port of the second tapered barrel 17, and the connecting pipe 11 is far away from the second tapered barrel 17.
The scheme has the following working processes:
according to the indoor environment in use, utilize the electric control system to start fan 16, fan 16 takes away the inside air of connecting pipe 11, make the inside negative pressure that forms of connecting pipe 11, thereby make outside air utilize connecting pipe 11 to enter indoor, first toper section of thick bamboo 10 and second toper section of thick bamboo 17 make things convenient for the better circulation of air, electric control system starts motor 4 simultaneously, motor 4 drives driving gear 5 and rotates, driving gear 5 drives driven gear 9 and rotates, driven gear 9 and the tooth's socket of fixed frame 1 roof intermeshing, thereby make whole movable block 2 can move along with the length direction of fixed frame 1, and then reach the purpose that changes fan 16 position, make the indoor environment can pour into outdoor fresh air into fast, play the purpose of ventilation, need filter the air when introducing outdoor air, utilize the filter screen 12 of fixed frame 1 roof this moment, filter screen 12 is located in the elongated slot 13 of movable block 2, the air that makes connecting pipe 11 go out need only to come out through filter screen 12, filter screen 12 can not move when moving block 2 moves, filter screen 2 can drive surperficial brush board 7 and move, thereby utilize the brush hair on the surface of filter screen 12 to clean, filter screen 7 is received the elasticity effect of brush 6 is better, thereby the brush hair of movable block 7 and the brush hair of brush board is better effect.
According to the working process, the following steps are known:
the fan 16 can move in the running process by arranging the moving block 2, the motor 4, the driving gear 5 and the driven gear 9, so that the outside air can be quickly injected into a room, the indoor environment is improved, the ventilation purpose is achieved, and the purposes of filtering air and self-cleaning are achieved by utilizing the brush plate 7 and the filter screen 12.
Furthermore, the surface of the moving block 2 is provided with a long groove 13, the top wall of the fixed frame 1 is fixedly provided with a filter screen 12, and the filter screen 12 is positioned inside the long groove 13.
Further, the side wall of the moving block 2 is provided with a brush plate 7, the surface of the brush plate 7 is provided with brush hairs, ports of the brush hairs are in contact with the filter screen 12, a first spring 6 is fixedly mounted on one side, far away from the brush hairs, of the brush plate 7, one end, far away from the brush plate 7, of the first spring 6 is fixedly connected with the moving block 2, a telescopic rod is arranged inside the first spring 6, and two ends of the telescopic rod are fixedly connected with the brush plate 7 and the moving block 2 respectively.
Further, holding tank 3 has been seted up on the surface of movable block 2, and driven gear 9 and driving gear 5 all are located holding tank 3's inside, and driven gear 9 rotates with the help of pivot 8 and holding tank 3 to be connected.
Further, the surperficial screw thread of movable block 2 runs through there are two screw rods 19, the top of two screw rods 19 is all rotated and is connected with circle piece 20, the bottom fixed mounting of screw rod 19 changes 18, the surface cover of screw rod 19 has ring piece 22, the bottom fixed mounting of ring piece 22 has ring gear 23, the top fixed mounting of ring piece 22 has second spring 21, ring piece 22's one end and fixed frame 1 fixed connection are kept away from to second spring 21, the inside of second spring 21 is provided with the dead lever, the bottom and the ring piece 22 fixed connection of dead lever, the inside of establishing fixed frame 1 is inserted in the surface slip of dead lever, change 18 the top offer with ring gear 23 size looks adaptation's spacing groove 24, fixed frame 1's bottom fixed mounting has two staple 25.
Furthermore, a circular groove is formed in the top of the fixing frame 1 relative to the position of the round block 20, and the round block 20 is located inside the circular groove.
In conclusion, according to the indoor environment in use, the fan 16 is started by the electric control system, the fan 16 pumps air inside the connecting pipe 11 away to form negative pressure inside the connecting pipe 11, so that outside air enters the room by the connecting pipe 11, the first conical barrel 10 and the second conical barrel 17 facilitate better air circulation, meanwhile, the electric control system starts the motor 4, the motor 4 drives the driving gear 5 to rotate, the driving gear 5 drives the driven gear 9 to rotate, the driven gear 9 is meshed with the tooth grooves on the top wall of the fixed frame 1, so that the whole moving block 2 can move along the length direction of the fixed frame 1, the purpose of changing the position of the fan 16 is achieved, the indoor environment can be rapidly injected with outdoor fresh air, the purpose of ventilation is achieved, air needs to be filtered when outdoor air is introduced, the filter screen 12 on the top wall of the fixed frame 1 is utilized, the filter screen 12 is arranged in the elongated slot 13 of the moving block 2, so that the air coming out of the connecting pipe 11 can come out through the filter screen 12, the filter screen 12 cannot move when the moving block 2 moves, the moving block 2 can drive the brush board 7 on the surface to move, so that the filter screen 12 is cleaned by using the bristles on the surface of the brush board 7, the brush board 7 is subjected to the elastic force of the first spring 6, so that the contact effect between the bristles on the surface of the brush board 7 and the filter screen 12 is better, the fan 16 can move in the operation process by arranging the moving block 2, the motor 4, the driving gear 5 and the driven gear 9, so that the external air can be quickly injected into a room, the indoor environment is improved, the ventilation purpose is achieved, the purposes of filtering air and self-cleaning are achieved by using the brush board 7 and the filter screen 12, the fixed frame 1 needs to be arranged on the side wall or the wall of the equipment, at this moment, a long hole is formed in an installation place, the fixing frame 1 is placed in the long hole, then the rotating handle 18 is rotated, the screw rod 19 is driven to rotate when the rotating handle 18 rotates, the screw rod 19 is driven to move, the screw rod 19 moves upwards to drive the round block 20 to move upwards, the round block 20 is utilized to upwards abut against the round block, the whole fixing frame 1 is driven to receive downward reverse acting force, two fixing nails 25 at the bottom of the fixing frame 1 are matched, the fixing frame 1 can be firmly installed, the round block 22 and the gear ring 23 are mutually clamped with the limiting groove 24 on the surface of the rotating handle 18 under the action of the second spring 21, the rotating handle 18 is limited not to rotate under the action of a fixing rod inside the second spring 21, the screw rod 19 cannot rotate, the phenomenon that the screw rod 19 rotates due to the fact that the fixing frame is vibrated in the using process is avoided, the fixing frame is convenient to install and fix the fixing frame through the round block 20, the screw rod 19, the rotating handle 18 and the second spring 21, the gear ring 23 and the second spring 21 can play a role in limiting the rotation of the screw rod 19, and the stability of the device is enhanced.
Example 2
Based on the previous embodiment, in the air exchange process, although dust can be cleaned, air flow is taken away and enters indoor air pollution, meanwhile, the device cannot clean the cleaning assembly, due to long-term use, the bristles are attached to more dust, but cannot clean the dust, on the other hand, the air inlet volume of the device cannot be adjusted, when the fan blade motor is used for a long time, the device needs to be stopped to clean the dust, air exchange is affected, the device only can be used as an air supply system, and external circulation air supply cannot be achieved for the air supply system, and in order to solve the problems, the following improvements are made.
As shown in fig. 6-10, the power electronic self-control ventilation device comprises a fixed frame 1 and a control system, wherein a moving block 2 is slidably connected inside the fixed frame 1, a circular hole 14 is formed in the surface of the moving block 2, an elongated slot 13 is formed in the top of the moving block 2, and a brush plate 7 is arranged on the side wall of the moving block 2; a filter screen 12 fixedly connected with the top of the fixed frame 1 is arranged in the long groove 13; a fan 16 is arranged in the round hole 14 through a connecting frame 15; a motor 4 is fixedly arranged inside the moving block 2, a driving gear 5 is fixedly arranged at an output shaft port of the motor 4, a driven gear 9 is rotatably connected to the surface of the moving block 2, tooth grooves meshed with the driven gear 9 are uniformly formed in the top wall of the fixed frame 1, one end of a circular hole 14 is communicated with an air inlet pipeline through an elastic membrane 26, the other end of the circular hole 14 is connected with an air outlet nozzle through the elastic membrane 26, and the air inlet pipeline and the side wall of the air outlet nozzle are fixedly connected with the side wall of the moving block 2 through a support; the side wall of the moving block 2 is provided with corrugated telescopic pipes which are sleeved outside the filter screen 12 and are in sealed sliding connection with the fixed frame 1, and the brush plate 7 is provided with a drainage port which is communicated with indoor air through a pipeline; a baffle is hinged below the joint of the air inlet pipeline and the elastic membrane 26; one side of the baffle is provided with a limiting plate.
The front side wall and the rear side wall in the elongated slot 13 are both hinged with a guide plate 31, and one side of the guide plate 31 close to the round hole 14 is provided with a limiting block for limiting the position of the guide plate 31; the inner wall of the elastic membrane 26 is provided with bristles.
The air inlet pipeline is internally provided with a camera module and an image recognition module, and the image recognition module is used for recognizing whether foreign matters enter the air inlet pipeline and the dust pollution degree on the fan 16.
The invention also provides a power electronic automatic control ventilation intelligent recognition system, which is used for recognizing the foreign matters in the air inlet pipeline and the dust pollution degree on the fan 16; the system comprises a control module, an image recognition module, a camera module and a storage module for storing programs.
When ventilation is not needed, the first electric telescopic rod 28 close to one side of the air inlet pipeline is controlled to extend, so that the extrusion block 30 close to one side of the air inlet pipeline moves towards the axis of the fixed ring 27 and extrudes the elastic membrane 26, and finally the extrusion block 30 is closed to form a circle and seal the elastic membrane 26, so that external dust is prevented from entering.
When ventilation is needed, the first electric telescopic rod 28 is controlled to contract, so that the extrusion block 30 close to one side of the air inlet pipeline moves towards the direction away from the axis of the fixed ring 27, the elastic membrane 26 is finally restored, then the fan 16 is controlled to start, the fan 16 pumps air inside the connecting pipe 11, negative pressure is formed inside the connecting pipe 11, so that outside air enters the room through the connecting pipe 11, the first conical cylinder 10 and the second conical cylinder 17 facilitate better ventilation of the air, meanwhile, the electric control system starts the motor 4, the motor 4 drives the driving gear 5 to rotate, the driving gear 5 drives the driven gear 9 to rotate, the driven gear 9 is meshed with tooth grooves on the top wall of the fixed frame 1, so that the whole moving block 2 can move along the length direction of the fixed frame 1, the purpose of changing the position of the fan 16 is achieved, the indoor environment can be rapidly injected into fresh air outdoors, the ventilation purpose is achieved, air needs to be filtered when outdoor air is introduced, meanwhile, due to the formation of a round hole in a channel 14, the guide plate 31 is tightly pressed on the limit block, and accordingly, dust brushed off the brush plate 7 is prevented from being brought into the indoor negative pressure; meanwhile, the bristles on the brush plate 7 are cleaned, because the filter screen 12 is positioned in the elongated slot 13 of the moving block 2, the air coming out of the connecting pipe 11 can come out only through the filter screen 12, the filter screen 12 cannot move when the moving block 2 moves, the moving block 2 can drive the brush plate 7 on the surface to move, so that the bristles on the surface of the brush plate 7 are used for cleaning the filter screen 12, the brush plate 7 is subjected to the elastic force of the first spring 6, the contact effect of the bristles on the surface of the brush plate 7 and the filter screen 12 is better, the fan 16 can move in the operation process by arranging the moving block 2, the motor 4, the driving gear 5 and the driven gear 9, the outside air can be rapidly injected into a room, the indoor environment is improved, the ventilation purpose is achieved, and the air filtering and self-cleaning purposes are achieved by utilizing the brush plate 7 and the filter screen 12.
In the ventilation process, when the image recognition module detects that the color ratio of dust on the fan 16 is greater than a preset value, the preset value can be set according to actual requirements, the first electric telescopic rod 28 far away from one side of the air inlet pipeline is controlled to extend, the extrusion block 30 far away from one side of the air inlet pipeline moves towards the axis of the fixing ring 27 and extrudes the elastic membrane 26, the extrusion block 30 is finally closed to form a circle, the elastic membrane 26 is sealed, then the second electric telescopic rod 29 is controlled to extend, the extrusion block 30 drives the elastic membrane 26 to approach the fan 16, bristles on the inner wall of the elastic membrane 26 are in contact with the fan 16, and therefore the fan is cleaned.
In the air supply process, when the indoor air needs to be subjected to external circulation, the first electric telescopic rod 28 far away from one side of the air inlet pipeline is controlled to extend for a preset length, the preset length can be set according to actual requirements, because the first electric telescopic rod 28 extends, the circulation opening of the elastic membrane 26 is reduced, and the elastic membrane 26 forms a similar cone shape, part of reverse wind from the air outlet nozzle to the air inlet pipeline appears on the edge of the inner wall of the round hole 14, the reverse wind blows the guide plate outwards, and the reverse wind drives the indoor air to enter the atmosphere from the sewage discharge pipe under the action of the reverse wind; thereby realizing the function of external circulation.
When the image recognition module detects that an object enters the air inlet pipeline, the first electric telescopic rod 28 close to one side of the air inlet pipeline is controlled to extend, so that the extrusion block 30 close to one side of the air inlet pipeline moves towards the axis of the fixing ring 27 and extrudes the elastic membrane 26, the air vent of the elastic membrane 26 is reduced, a boss is formed, the entering object is blocked, and the object is discharged from the baffle port under the action of the gravity of the object.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (10)
1. A power electronic self-control ventilation device comprises a fixed frame and a control system, and is characterized in that a moving block is connected inside the fixed frame in a sliding mode, a circular hole is formed in the surface of the moving block, an elongated slot is formed in the top of the moving block, and a brush plate is arranged on the side wall of the moving block; a filter screen fixedly connected with the top of the fixed frame is arranged in the long groove; the fan is arranged in the round hole through the connecting frame; a motor is fixedly installed inside the moving block, a driving gear is fixedly installed at an output shaft port of the motor, a driven gear is rotatably connected to the surface of the moving block, tooth grooves meshed with the driven gear are uniformly formed in the top wall of the fixed frame, one end of each circular hole is communicated with an air inlet pipeline through an elastic membrane, the circular holes are connected with an air outlet nozzle through the elastic membrane, and the air inlet pipeline and the side wall of the air outlet nozzle are fixedly connected with the side wall of the moving block through a support; the side wall of the moving block is provided with corrugated telescopic pipes, the corrugated telescopic pipes are sleeved outside the filter screen and are in sealed sliding connection with the fixed frame, the brush plate is provided with a drainage port, and the drainage port is communicated with indoor air through a pipeline; a baffle is hinged below the joint of the air inlet pipeline and the elastic membrane; a limiting plate is arranged on one side of the baffle;
the elastic membrane is sleeved with a tightening device, the tightening device comprises a fixing ring, the outer side wall of the fixing ring is fixedly connected with a support, first electric telescopic rods are fixed on the circumferential array of the inner side wall of the fixing ring, a second electric telescopic rod parallel to the axis of the fixing ring is fixed at the other end of each first electric telescopic rod, an extrusion block is fixed at the other end of each second electric telescopic rod, and all the extrusion blocks form a circle together; the front side wall and the rear side wall in the elongated slot are respectively hinged with a guide plate, and one side of the guide plate, which is close to the round hole, is provided with a limiting block for limiting the position of the guide plate; the inner wall of the elastic membrane is provided with bristles;
the air inlet pipeline is internally provided with a camera module and an image recognition module, and the image recognition module is used for recognizing whether foreign matters enter the air inlet pipeline or not and the dust pollution degree on the fan; when the outdoor circulation of the indoor air is needed, the first electric telescopic rod far away from one side of the air inlet pipeline is controlled to extend for a preset length, so that part of reverse wind from the air outlet nozzle to the air inlet pipeline appears on the edge of the inner wall of the round hole, and the reverse wind drives the indoor air to enter the atmosphere from the sewage discharge pipe under the action of the reverse wind, so that the effect of the outdoor circulation is realized;
when ventilation is not needed, the first electric telescopic rod close to one side of the air inlet pipeline is controlled to extend, so that the extrusion block close to one side of the air inlet pipeline moves towards the axis of the fixing ring and extrudes the elastic membrane, and finally the extrusion block is closed to form a circle and the elastic membrane is sealed;
when needs ventilation, through controlling the shrink of first electric telescopic handle, make the extrusion piece that is close to intake stack one side to keeping away from solid fixed ring axis direction motion, finally make the elastic membrane reconversion.
2. The automatic control ventilation device of electric power electronics as claimed in claim 1, wherein said air inlet duct comprises a second conical cylinder, said second conical cylinder is connected with the circular hole, a port of said second conical cylinder is connected with a connecting pipe, and an end of said connecting pipe far from said second conical cylinder is connected with a first conical cylinder.
3. An electric power electronic self-control ventilation device as claimed in claim 1, wherein the brush plate is provided with bristles on the surface thereof, and the end ports of the bristles are in contact with the filter screen.
4. The automatic control ventilation device of claim 1, wherein a first spring is fixedly installed on a side of the brush plate away from the bristles, one end of the first spring away from the brush plate is fixedly connected with the moving block, a telescopic rod is arranged inside the first spring, and two ends of the telescopic rod are fixedly connected with the brush plate and the moving block respectively.
5. The automatic control ventilation device of claim 1, wherein the surface of the moving block is provided with a receiving groove, the driven gear and the driving gear are both located inside the receiving groove, and the driven gear is rotatably connected with the receiving groove through a rotating shaft.
6. The power electronic self-control ventilation device as claimed in claim 1, wherein two screws penetrate through the surface of the moving block, a round block is rotatably connected to the tops of the two screws, a rotating handle is fixedly mounted at the bottom end of each screw, a round ring block is sleeved on the surface of each screw, a gear ring is fixedly mounted at the bottom of each round ring block, a second spring is fixedly mounted at the top of each round ring block, one end, far away from each round ring block, of each second spring is fixedly connected with the fixed frame, a fixed rod is arranged inside each second spring, the bottom end of each fixed rod is fixedly connected with the round ring block, and the surface of each fixed rod is slidably inserted into the fixed frame.
7. The automatic control ventilation device of electric power and electronic as claimed in claim 6, wherein the top of the rotating handle is provided with a limit slot matched with the size of the gear ring, and two fixing nails are fixedly arranged at the bottom of the fixing frame.
8. The automatic control ventilation device of claim 7, wherein the top of the fixed frame is provided with a circular groove corresponding to the position of the round block, and the round block is positioned inside the circular groove.
9. An electric power electronic automatic control ventilation device according to claim 1, characterized in that a connection frame is fixedly installed inside the round hole, and a fan is fixedly installed on the surface of the connection frame.
10. An intelligent recognition system for power electronic self-control ventilation, which is used for recognizing the pollution degree of foreign matters in the air inlet pipeline and dust on a fan of the device according to any one of claims 1 to 9; the system comprises a control module, an image recognition module, a camera module and a storage module for storing programs.
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