CN117570041A - Centrifugal blower and rotation speed regulation and control system based on Internet of things - Google Patents

Centrifugal blower and rotation speed regulation and control system based on Internet of things Download PDF

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Publication number
CN117570041A
CN117570041A CN202311547898.XA CN202311547898A CN117570041A CN 117570041 A CN117570041 A CN 117570041A CN 202311547898 A CN202311547898 A CN 202311547898A CN 117570041 A CN117570041 A CN 117570041A
Authority
CN
China
Prior art keywords
electromagnetic valve
exhaust pipe
blower
module
frequency converter
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.)
Pending
Application number
CN202311547898.XA
Other languages
Chinese (zh)
Inventor
桑勤勤
颜洋
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.)
Shanghai Quag Automotive Parts Co ltd
Original Assignee
Shanghai Quag Automotive Parts 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 Shanghai Quag Automotive Parts Co ltd filed Critical Shanghai Quag Automotive Parts Co ltd
Priority to CN202311547898.XA priority Critical patent/CN117570041A/en
Publication of CN117570041A publication Critical patent/CN117570041A/en
Pending legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08—Centrifugal pumps
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/56—Heating or ventilating devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/56—Heating or ventilating devices
    • B60N2/5678—Heating or ventilating devices characterised by electrical systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00—Pumping installations or systems
    • F04D25/02—Units comprising pumps and their driving means
    • F04D25/08—Units comprising pumps and their driving means the working fluid being air, e.g. for ventilation
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/003—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by throttling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
    • F04D27/004—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying driving speed
    • 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
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
    • F04D29/4226—Fan casings
    • F04D29/4246—Fan casings comprising more than one outlet
    • 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
    • F04D29/60—Mounting; Assembling; Disassembling
    • F04D29/62—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps
    • F04D29/624—Mounting; Assembling; Disassembling of radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
    • F04D29/626—Mounting or removal of fans
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transportation (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Control Of Positive-Displacement Air Blowers (AREA)

Abstract

The utility model discloses a centrifugal blower and a rotating speed regulating system based on the Internet of things, which comprises a blower body, wherein fan blades are arranged in the blower body and are arranged on a rotating shaft of a rotor, the four sides of the blower body are sequentially connected with a first exhaust pipe, a second exhaust pipe, a third exhaust pipe and a fourth exhaust pipe, the first exhaust pipe is provided with a first electromagnetic valve, the second exhaust pipe is provided with a second electromagnetic valve, the third exhaust pipe is provided with a third electromagnetic valve, the fourth exhaust pipe is provided with a fourth electromagnetic valve, the rotating speed of the blower can be automatically regulated according to the opening quantity of exhaust ports, so that each exhaust port can exhaust air normally, and therefore, the heat dissipation of a car seat is guaranteed.

Description

Centrifugal blower and rotation speed regulation and control system based on Internet of things
Technical Field
The utility model relates to the field of blowers, in particular to a centrifugal blower based on the Internet of things and a rotating speed regulating and controlling system.
Background
Centrifugal blowers utilize centrifugal force generated by a working rotor with a plurality of blades to squeeze air to achieve a certain air volume and air pressure. Centrifugal blowers are used in a wide variety of applications, particularly in automotive seating applications.
The utility model CN201922268723.0 relates to a pressure-adjustable multistage centrifugal blower, which comprises a motor and a multistage centrifugal blower, wherein the motor is arranged on the ground through a bracket, one side of the motor is provided with the multistage centrifugal blower, the multistage centrifugal blower consists of a shell, an impeller main shaft, a first air inlet and a first air outlet, an output shaft of the motor is connected with the main shaft of the multistage centrifugal blower, one side of the first air outlet of the multistage centrifugal blower is provided with a tank body, a second air inlet and a second air outlet are formed in the tank body, the second air inlet is fixedly connected with the first air outlet, and the second air outlet is connected with external air consumption equipment. The utility model can be modified on the basis of the existing multistage centrifugal blower without adding any complex electronic equipment, has simple and reliable voltage regulation mode, has low cost compared with the replacement of a high-power variable frequency motor and matched electronic equipment, does not increase the running resistance of the blower, and avoids the generation of surge.
The centrifugal blower is improved on the basis of the multistage centrifugal blower, so that the pressure regulation is simple, surge is avoided, and the blower cannot be controlled and managed in the mode of the Internet of things.
Many centrifugal blowers of automobile seats are often arranged in the automobile seats, so that the centrifugal blowers are required to be arranged in each seat, the cost is high, the control is not easy, the occupied space is large, the use is influenced, the maintenance difficulty is high, the remote control and management cannot be realized by the conventional centrifugal blowers, the flexibility is poor, and the use of people is inconvenient; therefore, the centrifugal blower based on the Internet of things and the rotating speed regulating and controlling system are provided.
Disclosure of Invention
The utility model aims at overcoming the defects of the prior art, and provides a centrifugal blower based on the Internet of things and a rotating speed regulating and controlling system so as to solve the problems of the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a centrifugal air-blower based on thing networking, includes the air-blower body, the inside of air-blower body is equipped with the flabellum, the flabellum is installed on the rotation axis of rotor, four sides of air-blower body have connected gradually first exhaust pipe, second exhaust pipe, third exhaust pipe and fourth exhaust pipe, install first solenoid valve on the first exhaust pipe, install the second solenoid valve on the second exhaust pipe, install the third solenoid valve on the third exhaust pipe, install the fourth solenoid valve on the fourth exhaust pipe, the air-blower body is installed on the bed plate, be equipped with a plurality of mounting hole on the bed plate, the controller is installed to one side of bed plate, the controller links to each other with the inside stator of air-blower body.
As a preferable technical scheme of the utility model, the blower body is mounted on the base plate through bolts, and the first exhaust pipe, the second exhaust pipe, the third exhaust pipe and the fourth exhaust pipe are welded on the blower body.
As a preferable technical scheme of the utility model, one end of each of the first exhaust pipe, the second exhaust pipe, the third exhaust pipe and the fourth exhaust pipe is welded with a connecting flange.
As a preferable technical scheme of the utility model, the first electromagnetic valve is arranged on the middle part of the first exhaust pipe through a connecting flange and a sealing gasket, the second electromagnetic valve is arranged on the middle part of the second exhaust pipe through a connecting flange and a sealing gasket, the third electromagnetic valve is arranged on the middle part of the third exhaust pipe through a connecting flange and a sealing gasket, and the fourth electromagnetic valve is arranged on the middle part of the fourth exhaust pipe through a connecting flange and a sealing gasket.
As a preferable technical scheme of the utility model, the controller is respectively and electrically connected with the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve and the fourth electromagnetic valve, and the controller is also connected with the client through a wireless network.
As a preferable technical scheme of the utility model, a frequency converter is arranged in the controller, and the frequency converter is connected with the stator.
The system comprises a frequency converter control module, an instruction generation module, a signal analysis module, a signal receiving module, a wireless transmission module, a client and an electromagnetic valve control module.
As a preferable technical scheme of the utility model, the client is connected with the signal receiving module through the wireless transmission module, the signal receiving module is connected with the signal analysis module, the signal analysis module is connected with the instruction generation module, the instruction generation module is respectively connected with the frequency converter control module and the electromagnetic valve control module, the frequency converter control module is connected with the electromagnetic valve control module and the frequency converter, and the electromagnetic valve control module is respectively connected with the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve and the fourth electromagnetic valve.
As a preferable technical scheme of the utility model, the specific control mode is as follows:
s1: the terminal equipment is connected with the blower body through the Internet of things by utilizing the wireless transmission module, a client on the terminal equipment sends out an instruction, a signal is received through the signal receiving module, then the signal is analyzed and processed through the signal analyzing module, then a control instruction is generated through the instruction generating module, then any one or more of the four electromagnetic valves are respectively controlled to be opened or closed by utilizing the electromagnetic valve control module, and the rotating speed of the centrifugal blower can be directly controlled by utilizing the frequency converter control module of the system;
s2: when any one of the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve or the fourth electromagnetic valve is opened, the frequency converter is controlled by the controller to adjust the frequency, the frequency of the input power source of the stator end is changed, and therefore the rotating speed of the rotor is adjusted, and the rotating speed of the blower is adjusted to be one level;
s3: when any two solenoid valves of the first solenoid valve or the second solenoid valve or the third solenoid valve or the fourth solenoid valve are opened, the frequency converter is controlled by the controller to adjust the frequency, and the frequency of the input power source of the stator end is changed, so that the rotating speed of the rotor is adjusted, and the rotating speed of the blower is adjusted to be in a second stage;
s4: when any three solenoid valves of the first solenoid valve, the second solenoid valve, the third solenoid valve or the fourth solenoid valve are opened, the frequency converter is controlled by the controller to adjust the frequency, the frequency of the input power source of the stator end is changed, and therefore the rotating speed of the rotor is adjusted, and the rotating speed of the blower is adjusted to be three stages;
s5: when any four solenoid valves of the first solenoid valve, the second solenoid valve, the third solenoid valve or the fourth solenoid valve are opened, the frequency converter is controlled by the controller to adjust the frequency, the frequency of the input power source of the stator end is changed, and therefore the rotating speed of the rotor is adjusted, and the rotating speed of the blower is adjusted to four stages.
The beneficial effects of the utility model are as follows: this centrifugal blower can be according to the number that the air exit was opened thereby automatically regulated blower's rotational speed to let every air exit all can normally exhaust, thereby guarantee car seat heat dissipation, this centrifugal blower collects four gas-supply pipes and airs exhaust as an organic whole moreover, not only efficient, fast, convenient maintenance and maintenance moreover, also convenient dismouting, occupation space is little, with low costs, still adopt the mode of thing networking to carry out remote monitoring and control, can remote control blower open or close, also can carry out the speed governing according to opening the air exit quantity is automatic, degree of automation is high, stability can be strong, control is very simple and convenient, people's operation and use of being convenient for.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a system block diagram of the present utility model;
FIG. 3 is a flow chart of a system method of the present utility model.
In the figure: the fan comprises a fan body 1, fan blades 2, a first exhaust pipe 3, a second exhaust pipe 4, a third exhaust pipe 5, a fourth exhaust pipe 6, a first electromagnetic valve 7, a second electromagnetic valve 8, a third electromagnetic valve 9, a fourth electromagnetic valve 10, a controller 11, a mounting hole 12, a base plate 13, a rotating shaft 14, a frequency converter 15, a frequency converter control module 16, a command generation module 17, a signal analysis module 18, a signal receiving module 19, a wireless transmission module 20, a client 21 and an electromagnetic valve control module 22.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the attached drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.
Examples: referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a centrifugal air-blower based on thing networking, including air-blower body 1, the inside of air-blower body 1 is equipped with flabellum 2, the rotation axis 14 of rotor is installed to flabellum 2, first exhaust pipe 3 has been connected gradually to four sides of air-blower body 1, second exhaust pipe 4, third exhaust pipe 5 and fourth exhaust pipe 6, install first solenoid valve 7 on the first exhaust pipe 3, install second solenoid valve 8 on the second exhaust pipe 4, install third solenoid valve 9 on the third exhaust pipe 5, install fourth solenoid valve 10 on the fourth exhaust pipe 6, air-blower body 1 is installed on bed plate 13, be equipped with a plurality of mounting hole 12 on the bed plate 13, controller 11 is installed to one side of bed plate 13, controller 11 links to each other with the inside stator of air-blower body 1.
The blower body 1 is mounted on the base plate 13 through bolts, and the first exhaust pipe 3, the second exhaust pipe 4, the third exhaust pipe 5 and the fourth exhaust pipe 6 are all welded on the blower body 1.
One end of the first exhaust pipe 3, one end of the second exhaust pipe 4, one end of the third exhaust pipe 5 and one end of the fourth exhaust pipe 6 are welded with connecting flanges.
The first electromagnetic valve 7 is arranged on the middle part of the first exhaust pipe 3 through a connecting flange and a sealing gasket, the second electromagnetic valve 8 is arranged on the middle part of the second exhaust pipe 4 through a connecting flange and a sealing gasket, the third electromagnetic valve 9 is arranged on the middle part of the third exhaust pipe 5 through a connecting flange and a sealing gasket, and the fourth electromagnetic valve 10 is arranged on the middle part of the fourth exhaust pipe 6 through a connecting flange and a sealing gasket.
The controller 11 is electrically connected with the first electromagnetic valve 7, the second electromagnetic valve 8, the third electromagnetic valve 9 and the fourth electromagnetic valve 10 respectively, and the controller 11 is also connected with the client through a wireless network.
The controller 11 is internally provided with a frequency converter 15, and the frequency converter 15 is connected with a stator.
The system comprises a frequency converter control module 16, an instruction generation module 17, a signal analysis module 18, a signal receiving module 19, a wireless transmission module 20, a client 21 and an electromagnetic valve control module 22.
The client 21 is connected with the signal receiving module 19 through the wireless transmission module 20, the signal receiving module 19 is connected with the signal analyzing module 18, the signal analyzing module 18 is connected with the instruction generating module 17, the instruction generating module 17 is respectively connected with the frequency converter control module 16 and the electromagnetic valve control module 22, the frequency converter control module 16 is connected with the electromagnetic valve control module 22 and the frequency converter 15, and the electromagnetic valve control module 22 is respectively connected with the first electromagnetic valve 7, the second electromagnetic valve 8, the third electromagnetic valve 9 and the fourth electromagnetic valve 10.
The specific control mode is as follows:
s1: the terminal equipment is connected with the blower body 1 by utilizing a wireless transmission module 20 to realize the Internet of things, a client 21 on the terminal equipment sends out an instruction to receive a signal through a signal receiving module 19, then the signal is analyzed and processed through a signal analyzing module 18, then a control instruction is generated through an instruction generating module 17, then any one or more of four electromagnetic valves are respectively controlled to be opened or closed by utilizing an electromagnetic valve control module 22, and the rotating speed of the centrifugal blower can be directly controlled by utilizing a frequency converter control module 16 of the system;
s2: when any one of the first electromagnetic valve 7, the second electromagnetic valve 8, the third electromagnetic valve 9 or the fourth electromagnetic valve 10 is opened, the frequency converter is controlled by the controller to adjust the frequency, and the frequency of the input power source of the stator end is changed, so that the rotating speed of the rotor is adjusted, and the rotating speed of the blower is adjusted to be one level;
s3: when any two solenoid valves of the first solenoid valve 7 or the second solenoid valve 8 or the third solenoid valve 9 or the fourth solenoid valve 10 are opened, the frequency converter is controlled by the controller to adjust the frequency, and the frequency of the input power source of the stator end is changed, so that the rotating speed of the rotor is adjusted, and the rotating speed of the blower is adjusted to be in a second stage;
s4: when any three solenoid valves of the first solenoid valve 7 or the second solenoid valve 8 or the third solenoid valve 9 or the fourth solenoid valve 10 are opened, the frequency converter is controlled by the controller to adjust the frequency, and the frequency of the input power source of the stator end is changed, so that the rotating speed of the rotor is adjusted, and the rotating speed of the blower is adjusted to be three stages;
s5: when any four solenoid valves of the first solenoid valve 7 or the second solenoid valve 8 or the third solenoid valve 9 or the fourth solenoid valve 10 are opened, the frequency converter is controlled by the controller to adjust the frequency, and the frequency of the input power source of the stator end is changed, so that the rotating speed of the rotor is adjusted, and the rotating speed of the blower is adjusted to four stages.
This centrifugal blower can be according to the number that the air exit was opened thereby automatically regulated blower's rotational speed to let every air exit all can normally exhaust, thereby guarantee car seat heat dissipation, this centrifugal blower collects four gas-supply pipes and airs exhaust as an organic whole moreover, not only efficient, fast, convenient maintenance and maintenance moreover, also convenient dismouting, occupation space is little, with low costs, still adopt the mode of thing networking to carry out remote monitoring and control, can remote control blower open or close, also can carry out the speed governing according to opening the air exit quantity is automatic, degree of automation is high, stability can be strong, control is very simple and convenient, people's operation and use of being convenient for.
The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model.

Claims (9)

1. Centrifugal air-blower based on thing networking, including air-blower body (1), its characterized in that: the inside of air-blower body (1) is equipped with flabellum (2), flabellum (2) are installed on rotation axis (14) of rotor, four sides of air-blower body (1) have connected gradually first exhaust duct (3), second exhaust duct (4), third exhaust duct (5) and fourth exhaust duct (6), install first solenoid valve (7) on first exhaust duct (3), install second solenoid valve (8) on second exhaust duct (4), install third solenoid valve (9) on third exhaust duct (5), install fourth solenoid valve (10) on fourth exhaust duct (6), air-blower body (1) are installed on bed plate (13), be equipped with a plurality of mounting hole (12) on bed plate (13), controller (11) are installed to one side of bed plate (13), controller (11) link to each other with the inside stator of air-blower body (1).
2. The centrifugal blower based on the internet of things according to claim 1, wherein: the air blower body (1) is mounted on the base plate (13) through bolts, and the first exhaust pipe (3), the second exhaust pipe (4), the third exhaust pipe (5) and the fourth exhaust pipe (6) are welded on the air blower body (1).
3. The centrifugal blower based on the internet of things according to claim 1, wherein: and one ends of the first exhaust pipe (3), the second exhaust pipe (4), the third exhaust pipe (5) and the fourth exhaust pipe (6) are welded with connecting flanges.
4. The centrifugal blower based on the internet of things according to claim 1, wherein: the first electromagnetic valve (7) is arranged on the middle part of the first exhaust pipe (3) through a connecting flange and a sealing gasket, the second electromagnetic valve (8) is arranged on the middle part of the second exhaust pipe (4) through a connecting flange and a sealing gasket, the third electromagnetic valve (9) is arranged on the middle part of the third exhaust pipe (5) through a connecting flange and a sealing gasket, and the fourth electromagnetic valve (10) is arranged on the middle part of the fourth exhaust pipe (6) through a connecting flange and a sealing gasket.
5. The centrifugal blower based on the internet of things according to claim 1, wherein: the controller (11) is respectively and electrically connected with the first electromagnetic valve (7), the second electromagnetic valve (8), the third electromagnetic valve (9) and the fourth electromagnetic valve (10), and the controller (11) is also connected with the client through a wireless network.
6. The centrifugal blower based on the internet of things according to claim 1, wherein: a frequency converter (15) is arranged in the controller (11), and the frequency converter (15) is connected with the stator.
7. The rotational speed regulation system of a centrifugal blower based on the internet of things according to claim 1, wherein: the system comprises a frequency converter control module (16), an instruction generation module (17), a signal analysis module (18), a signal receiving module (19), a wireless transmission module I block (20), a client (21) and an electromagnetic valve control module (22).
8. The rotational speed regulation system of a centrifugal blower based on the internet of things of claim 7, wherein: the client (21) is connected with the signal receiving module (19) through the wireless transmission module (20), the signal receiving module (19) is connected with the signal analyzing module (18), the signal analyzing module (18) is connected with the instruction generating module (17), the instruction generating module (17) is respectively connected with the frequency converter control module (16) and the electromagnetic valve control module (22), the frequency converter control module (16) is connected with the electromagnetic valve control module (22) and the frequency converter (15), and the electromagnetic valve control module (22) is respectively connected with the first electromagnetic valve (7), the second electromagnetic valve (8), the third electromagnetic valve (9) and the fourth electromagnetic valve (10).
9. The rotational speed regulation system of a centrifugal blower based on the internet of things of claim 7, wherein: the specific control mode is as follows:
s1: the terminal equipment is connected with the blower body (1) by utilizing a wireless transmission module (20) to realize the Internet of things, a client (21) on the terminal equipment sends an instruction to receive a signal through a signal receiving module (19), then the signal is analyzed and processed through a signal analyzing module (18), then a control instruction is generated through an instruction generating module (17), then any one or more of four electromagnetic valves are respectively controlled to be opened or closed by utilizing an electromagnetic valve control module (22), and the rotating speed of the centrifugal blower can be directly controlled by utilizing a frequency converter control module (16) of the system;
s2: when any one of the first electromagnetic valve (7), the second electromagnetic valve (8), the third electromagnetic valve (9) or the fourth electromagnetic valve (10) is opened, the frequency converter is controlled by the controller to adjust the frequency, the frequency of the input power source of the stator end is changed, so that the rotating speed of the rotor is adjusted, and the rotating speed of the blower is adjusted to be one level;
s3: when any two solenoid valves of the first solenoid valve (7), the second solenoid valve (8), the third solenoid valve (9) or the fourth solenoid valve (10) are opened, the frequency converter is controlled by the controller to adjust the frequency, the frequency of the input power source of the stator end is changed, so that the rotating speed of the rotor is adjusted, and the rotating speed of the blower is adjusted to be in a second stage;
s4: when any three solenoid valves of the first solenoid valve (7), the second solenoid valve (8), the third solenoid valve (9) or the fourth solenoid valve (10) are opened, the frequency converter is controlled by the controller to adjust the frequency, the frequency of the input power source of the stator end is changed, so that the rotating speed of the rotor is adjusted, and the rotating speed of the blower is adjusted to be three stages;
s5: when any four electromagnetic valves of the first electromagnetic valve (7), the second electromagnetic valve (8), the third electromagnetic valve (9) or the fourth electromagnetic valve (10) are opened, the frequency converter is controlled by the controller to adjust the frequency, the frequency of the input power source of the stator end is changed, and therefore the rotating speed of the rotor is adjusted, and the rotating speed of the blower is adjusted to four stages.
CN202311547898.XA 2023-11-20 2023-11-20 Centrifugal blower and rotation speed regulation and control system based on Internet of things Pending CN117570041A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202311547898.XA CN117570041A (en) 2023-11-20 2023-11-20 Centrifugal blower and rotation speed regulation and control system based on Internet of things

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202311547898.XA CN117570041A (en) 2023-11-20 2023-11-20 Centrifugal blower and rotation speed regulation and control system based on Internet of things

Publications (1)

Publication Number Publication Date
CN117570041A true CN117570041A (en) 2024-02-20

Family

ID=89883828

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202311547898.XA Pending CN117570041A (en) 2023-11-20 2023-11-20 Centrifugal blower and rotation speed regulation and control system based on Internet of things

Country Status (1)

Country Link
CN (1) CN117570041A (en)

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