CN116995887B - High-efficiency magnetic coupler based on flexible circuit board and flux synchronization and manufacturing method - Google Patents
High-efficiency magnetic coupler based on flexible circuit board and flux synchronization and manufacturing method Download PDFInfo
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- CN116995887B CN116995887B CN202311254514.5A CN202311254514A CN116995887B CN 116995887 B CN116995887 B CN 116995887B CN 202311254514 A CN202311254514 A CN 202311254514A CN 116995887 B CN116995887 B CN 116995887B
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- 230000004907 flux Effects 0.000 title claims abstract description 44
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 34
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 22
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 16
- 239000004020 conductor Substances 0.000 claims description 16
- 229910052802 copper Inorganic materials 0.000 claims description 16
- 239000010949 copper Substances 0.000 claims description 16
- 230000017525 heat dissipation Effects 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 12
- 230000001360 synchronised effect Effects 0.000 claims description 12
- 229910052742 iron Inorganic materials 0.000 claims description 11
- 238000001514 detection method Methods 0.000 claims description 10
- -1 polytetrafluoroethylene Polymers 0.000 claims description 9
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 9
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 9
- 229910000963 austenitic stainless steel Inorganic materials 0.000 claims description 4
- KPLQYGBQNPPQGA-UHFFFAOYSA-N cobalt samarium Chemical compound [Co].[Sm] KPLQYGBQNPPQGA-UHFFFAOYSA-N 0.000 claims description 4
- 229910000938 samarium–cobalt magnet Inorganic materials 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- 238000002360 preparation method Methods 0.000 abstract description 2
- 230000001105 regulatory effect Effects 0.000 description 17
- 238000001816 cooling Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 230000002035 prolonged effect Effects 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 230000005426 magnetic field effect Effects 0.000 description 1
- 230000009347 mechanical transmission Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K49/00—Dynamo-electric clutches; Dynamo-electric brakes
- H02K49/10—Dynamo-electric clutches; Dynamo-electric brakes of the permanent-magnet type
- H02K49/104—Magnetic couplings consisting of only two coaxial rotary elements, i.e. the driving element and the driven element
- H02K49/108—Magnetic couplings consisting of only two coaxial rotary elements, i.e. the driving element and the driven element with an axial air gap
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/26—Devices for sensing voltage, or actuated thereby, e.g. overvoltage protection devices
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/20—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
- H02K11/27—Devices for sensing current, or actuated thereby
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/30—Structural association with control circuits or drive circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/30—Structural association with control circuits or drive circuits
- H02K11/35—Devices for recording or transmitting machine parameters, e.g. memory chips or radio transmitters for diagnosis
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/02—Arrangements for cooling or ventilating by ambient air flowing through the machine
- H02K9/04—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium
- H02K9/06—Arrangements for cooling or ventilating by ambient air flowing through the machine having means for generating a flow of cooling medium with fans or impellers driven by the machine shaft
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/22—Arrangements for cooling or ventilating by solid heat conducting material embedded in, or arranged in contact with, the stator or rotor, e.g. heat bridges
- H02K9/227—Heat sinks
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P15/00—Arrangements for controlling dynamo-electric brakes or clutches
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2211/00—Specific aspects not provided for in the other groups of this subclass relating to measuring or protective devices or electric components
- H02K2211/03—Machines characterised by circuit boards, e.g. pcb
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
Abstract
The invention discloses a high-efficiency magnetic coupler based on flexible circuit board and flux synchronization and a manufacturing method thereof, and belongs to the field of magnetic couplers. The utility model provides a high-efficient magnetic coupler based on flexible line way board and flux synchronization and preparation method thereof, includes the motor, the motor is connected with the input ring flange, and the input ring flange is installed in the axle sleeve, and the axle sleeve rigid coupling is on the magnetic coupler main part, still includes heat abstractor, and it sets up in the inboard of casing end cover, still includes the flexible line way board, and it sets up in the magnetic coupler main part inside. The invention solves the problems that if the current and the voltage of the circuit board are unstable during the operation of the existing coupler, the normal operation of the coupler can be influenced, and the coupler can be broken down or damaged.
Description
Technical Field
The invention relates to the technical field of magnetic couplers, in particular to a high-efficiency magnetic coupler based on flexible circuit boards and flux synchronization and a manufacturing method thereof.
Background
At present, the permanent magnet coupler is widely used in the field of mechanical transmission due to the excellent characteristics, and the permanent magnet coupler can be used for realizing no mechanical connection between a motor and a load, so that the flexible connection is realized, the energy is saved, the impact current of the motor can be reduced, and the service life of the motor is prolonged.
The Chinese patent with publication number CN202122885049.8 discloses a rear-mounted speed-increasing and regulating permanent magnet coupler, which comprises a coupler box body, a permanent magnet coupler, a speed regulating box body, a speed regulating box cover, a speed regulating device and a cooling component, wherein the permanent magnet coupler is rotationally arranged in the coupler box body, a coupler output shaft and a coupler input shaft of the permanent magnet coupler are respectively exposed out of two ends of the coupler box body, the speed regulating box body is a circular cylinder body with one open end, the speed regulating box body is arranged on the coupler box body, the coupler output shaft extends into the speed regulating box body, the speed regulating box cover is arranged at the open end of the speed regulating box body, the speed regulating device is partially arranged on the coupler output shaft, the speed regulating box body is partially arranged on the speed regulating box body, the speed regulating box cover is partially arranged on the speed regulating box cover, and the cooling component is partially arranged in the speed regulating box body and partially arranged on the speed regulating box cover; the speed regulation type permanent magnet coupler is arranged, the transmission ratio of an output shaft of the permanent magnet coupler is increased, the temperature reduction component is arranged, the working temperature of the speed regulation device is reduced, and the service life is prolonged.
In the practical use process, the coupler is connected with the circuit board during working, and if the current and the voltage are unstable after the circuit board is electrified, the normal working of the coupler can be affected, and the coupler can be broken down or damaged.
Disclosure of Invention
The invention aims to provide a high-efficiency magnetic coupler based on flexible circuit boards and flux synchronization and a manufacturing method thereof, and the magnetic coupler drives fan blades to rotate through a transmission shaft to dissipate heat of a magnetic coupler main body, so that the heat dissipation capability of the magnetic coupler main body is increased under a rotating state, the normal use of the magnetic coupler main body is prevented from being influenced by higher internal temperature in the working process, and the heat dissipation effect is improved by matching with heat dissipation fins, so that the current and the voltage of each circuit on each flexible circuit board are always in a stable state, the normal operation of the magnetic coupler is ensured, meanwhile, the faults and the damages of the magnetic coupler are not caused by unstable current and voltage, the service life of the magnetic coupler is prolonged, and the problems in the background art are solved.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a high-efficient magnetic coupler based on flexible line way board and flux synchronization, includes motor and output interface, be connected with the input ring flange through output interface on the output shaft of motor, the bottom of input ring flange is installed in the axle sleeve through the transmission shaft, and the axle sleeve passes the casing end cover and passes through the bolt rigid coupling on magnetic coupler main part, and magnetic coupler main part is installed on the main shaft.
The magnetic coupler comprises a magnetic coupler body, a magnetic coupler body and a magnetic coupler body, wherein the magnetic coupler body comprises a permanent magnet disc, a permanent magnet body, copper conductor discs, radiating fins, a shell and permanent magnet yoke iron discs, the permanent magnet yoke iron discs are connected with the permanent magnet disc through fixing bolts at two ends of the shell, the inner sides of the permanent magnet yoke iron discs are fixed with the permanent magnet disc through bolts, the copper conductor discs are arranged between the two permanent magnet discs, and a plurality of radiating fins are arranged on the outer sides of the permanent magnet yoke iron discs.
The flexible circuit board is arranged inside the magnetic coupler main body, the magnetic coupler main body is arranged on the main shaft, the transmission shaft is fixedly provided with a heat radiating device, the heat radiating device is arranged on the inner side of the shell end cover, and the heat radiating device is communicated with the inside of the magnetic coupler main body.
Preferably, the shell end covers are fixed at two ends of the coupler box body, a plurality of through holes are formed in the shell end covers, and a protection frame is arranged outside each through hole.
Preferably, the permanent magnet disc is provided with a plurality of deep grooves, the permanent magnet body is arranged in the deep grooves, the permanent magnet body is closely embedded in the deep grooves according to the even number of N poles and S poles, the copper conductor disc is arranged on the main shaft, an air gap is arranged between the permanent magnet disc and the copper conductor disc, and the permanent magnet body is made of samarium cobalt 2:17 type magnets.
Preferably, the main shaft sequentially passes through the heat dissipation device and the shell end cover to be connected with the flange plate of the output end, the output end of the flexible circuit board is connected with the magnetic coupler main body through a wire, and the input end of the flexible circuit board is connected with an external power supply through a wire.
Preferably, the coupler box body and the shell end cover are both made of austenitic stainless steel, a sealing end cover is arranged at one end of the shaft sleeve, and the shaft sleeve slides left and right along the transmission shaft.
Preferably, the heat dissipating device comprises a mounting piece, a driving gear, a driven shaft and fan blades, wherein the mounting piece is fixed on the main shaft, one end of the mounting piece, which is far away from the main shaft, is fixed on the driving gear, a plurality of driven gears are meshed with the outer side of the driving gear at equal intervals, the driven gears are fixed on the driven shaft, the fan blades are fixedly arranged above the driven shaft, the top of the driven shaft is rotatably arranged on the lower surface of the protection frame, when the transmission shaft rotates, the mounting piece is driven to rotate, the driving gear on the mounting piece rotates along with the driving gear to further drive the driven gear meshed with the driving gear to rotate, the driven gear rotates to drive the driven shaft to rotate, the fan blades are driven to rotate, the magnetic coupler main body is cooled, and the heat dissipating capacity of the magnetic coupler main body is increased under the rotating state.
Preferably, the flexible circuit board is made of polytetrafluoroethylene plates, the dielectric constant of the polytetrafluoroethylene plates is 2.65+/-0.1, and the thickness of the polytetrafluoroethylene plates is 0.5mm.
Preferably, the flexible circuit board is provided with a current and voltage detection module, an analysis module, a data transmission module and a flux synchronization module, wherein the current and voltage detection module is used for detecting the current and voltage of a plurality of lines of the flexible circuit board in real time and collecting the current and voltage of the lines.
And the data transmission module is used for converting the acquired current and voltage of all lines on the flexible circuit board from analog quantity to digital quantity, acquiring data of the current and voltage and transmitting the data to the server.
And the analysis module is used for judging whether the current and voltage acquisition data of each line on the flexible circuit board are synchronous or not, and if not, transmitting the result to the flux synchronization module.
And the flux synchronization module is used for flux synchronizing the current and the voltage of all the lines on the flexible circuit board.
Preferably, the synchronization flow of the flux synchronization module specifically includes:
and transmitting the current and voltage acquisition data of each line to a server, and controlling an external power supply to send charge and discharge instructions to the lines of the flexible circuit board by the server according to the current and voltage conditions of each line.
The external power supply charges or discharges according to the specific conditions of the lines respectively until the current and the voltage of all the lines are in stable conditions and then stop.
The manufacturing method of the high-efficiency magnetic coupler based on the flexible circuit board and flux synchronization comprises the following steps:
step one: an output shaft of the motor is connected with an input end flange through an output interface, the bottom of the input end flange is installed in a shaft sleeve through a transmission shaft, the shaft sleeve penetrates through a shell end cover to be fixedly connected on a magnetic coupler main body through bolts, the magnetic coupler main body is installed on a main shaft, and the main shaft penetrates through the shell end cover to be connected with the output end flange.
Step two: the output end of the flexible circuit board is connected with the magnetic coupler main body through a wire, the input end of the flexible circuit board is connected with an external power supply through a wire, and the external power supply is controlled through a server.
Step three: when the magnetic coupler is used, the rotating speed is input to the output shaft of the motor, the transmission shaft is driven to rotate by the cooperation of the flange plate at the input end, the rotating speed is transmitted to the permanent magnet plate by the transmission shaft through the shaft sleeve, and due to the existence of slip, the copper conductor plate rotates along with the motor in the same direction, so that the torque is transmitted to the main shaft.
Step four: when the transmission shaft rotates, the installation piece is driven to rotate, the driving gear on the installation piece rotates along with the installation piece, the driven gear meshed with the driving gear is driven to rotate, the driven gear rotates to drive the driven shaft to rotate, the fan blades are driven to rotate, and heat dissipation is carried out on the magnetic coupler main body.
Step five: when the magnetic coupler works, the current and voltage detection module detects the current and voltage of a plurality of lines of the flexible circuit board in real time, collects the current and voltage of the lines, converts the collected current and voltage of all the lines on the flexible circuit board from analog quantity to digital quantity current and voltage collection data, and then transmits the digital quantity current and voltage collection data to the server, judges whether the current and voltage collection data of each line on the flexible circuit board are synchronous or not, and if the current and voltage collection data are not synchronous, transmits the result to the flux synchronization module for synchronization.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the driving gear on the mounting piece is driven to rotate by the transmission shaft, so that the driven gear meshed with the driving gear is driven to rotate, the driven gear is driven to rotate, so that the fan blade is driven to rotate, the magnetic coupler main body is cooled, the cooling capacity of the magnetic coupler main body is increased in a rotating state, the influence of higher internal temperature of the magnetic coupler main body on normal use in the working process is avoided, and the cooling effect is improved by matching with the cooling fin.
2. According to the invention, the current and voltage detection modules are used for detecting and collecting the current and voltage of a plurality of lines of the flexible circuit board in real time, the collected current and voltage are transmitted to the server, the analysis module is used for judging whether the collected current and voltage data of each line on the flexible circuit board are synchronous, if not, the flux synchronization module is used for carrying out flux synchronization on the current and voltage of all the lines on the flexible circuit board, so that the current and voltage of each line on each flexible circuit board are always in a stable state, the normal operation of the magnetic coupler is ensured, meanwhile, the fault and damage of the magnetic coupler caused by unstable current and voltage are avoided, and the service life of the magnetic coupler is prolonged.
Drawings
FIG. 1 is a schematic diagram of a high-efficiency magnetic coupler based on flexible circuit board and flux synchronization according to the present invention;
FIG. 2 is a schematic diagram of a portion of a high-efficiency magnetic coupler based on flexible circuit board and flux synchronization according to the present invention;
FIG. 3 is a schematic diagram of a flexible circuit board and flux synchronization based high efficiency magnetic coupler of the present invention;
FIG. 4 is a schematic diagram of a high-efficiency magnetic coupler body based on flexible circuit board and flux synchronization of the present invention;
FIG. 5 is a schematic diagram of a high efficiency magnetic coupler heat sink based on flexible circuit board and flux synchronization of the present invention;
FIG. 6 is a cross-sectional view of a portion of the structure of the high efficiency magnetic coupler of the present invention based on flexible circuit board and flux synchronization;
fig. 7 is a schematic diagram of a high efficiency magnetic coupler module based on flexible circuit board and flux synchronization of the present invention.
In the figure: 1. a motor; 2. an output interface; 3. an input end flange; 4. an output end flange; 5. a coupler housing; 6. a housing end cap; 7. a transmission shaft; 8. a magnetic coupler body; 81. a permanent magnet disc; 82. a permanent magnet body; 83. a copper conductor disc; 84. a heat sink; 85. a housing; 86. a permanent magnet yoke iron plate; 9. a heat sink; 91. a mounting member; 92. a drive gear; 93. a driven gear; 94. a driven shaft; 95. a fan blade; 10. a protective frame; 11. a main shaft; 12. a shaft sleeve; 13. a flexible circuit board.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In order to solve the problem that the conventional coupler needs to be connected with a circuit board when working, if the current and the voltage are unstable after the circuit board is electrified, the normal working of the coupler can be affected, and the coupler can be broken down or damaged, please refer to fig. 1-7, the embodiment provides the following technical scheme:
the utility model provides a high-efficient magnetic coupler based on flexible line way board and flux synchronization and preparation method, including motor 1 and output interface 2, be connected with input ring flange 3 through output interface 2 on the output shaft of motor 1, the bottom of input ring flange 3 passes through transmission shaft 7 and installs in axle sleeve 12, axle sleeve 12 passes casing end cover 6 and passes through the bolt fastening on magnetic coupler main part 8, magnetic coupler main part 8 is installed on main shaft 11, main shaft 11 passes heat abstractor 9 and casing end cover 6 in proper order and is connected with output ring flange 4, through the magnetic field effect of magnetic coupler main part 8, can effectually reduce the influence of starting current and load fluctuation to motor 1 electric current, make motor 1 can obtain great starting torque, save the electric energy, and reduce the impact of load fluctuation to the electric wire netting, extension motor 1 life.
The magnetic coupler further comprises a heat dissipation device 9 which is arranged on the inner side of the shell end cover 6 and fixed on the transmission shaft 7, the shell end cover 6 is fixed at two ends of the coupler box body 5, a plurality of through holes are formed in the shell end cover 6, a protection frame 10 is arranged on the outer side of each through hole, the coupler box body 5 and the shell end cover 6 are made of austenitic stainless steel, the austenitic stainless steel is nonmagnetic and plays a certain shielding role on the coupler box body 5, a sealing end cover is arranged at one end of the shaft sleeve 12, the shaft sleeve 12 can slide left and right on the transmission shaft 7 for a certain distance, the permanent magnet body 82 is made of samarium cobalt 2:17 type magnets, and the Curie temperature of the samarium cobalt 2:17 type magnets can reach 800-850 ℃, so that the problem that demagnetization of the permanent magnet body 82 occurs at high temperature is relieved, and the magnetic coupler can be ensured to work normally.
The flexible circuit board 13 is arranged inside the magnetic coupler main body 8, the output end of the flexible circuit board 13 is connected with the magnetic coupler main body 8 through a wire, the input end of the flexible circuit board 13 is connected with an external power supply through a wire, the flexible circuit board 13 is made of polytetrafluoroethylene plates, the dielectric constant of the polytetrafluoroethylene plates is 2.65+/-0.1, and the thickness of the polytetrafluoroethylene plates is 0.5mm.
The magnetic coupler main body 8 comprises a permanent magnet disc 81, a permanent magnet main body 82, copper conductor discs 83, radiating fins 84, a shell 85 and permanent magnet yoke iron discs 86, wherein the permanent magnet yoke iron discs 86 are fixedly connected with the permanent magnet disc 81 through bolts at two ends of the shell 85, copper conductor discs 83 are arranged between the two permanent magnet discs 81, a plurality of radiating fins 84 are arranged on the outer side of each permanent magnet yoke iron disc 86, the radiating fins 84 can radiate the magnetic coupler main body 8, a plurality of deep grooves are formed in each permanent magnet disc 81, the permanent magnet main bodies 82 are installed in the deep grooves, the permanent magnet main bodies 82 are tightly embedded in the deep grooves according to the even number of N poles and S poles, the copper conductor discs 83 are installed on the main shaft 11, and air gaps are formed between the permanent magnet discs 81 and the copper conductor discs 83.
The heat dissipating device 9 comprises a mounting piece 91, a driving gear 92, a driven gear 93, a driven shaft 94 and fan blades 95, wherein the mounting piece 91 is fixed on the main shaft 11, one end of the mounting piece 91, far away from the main shaft 11, is fixed on the driving gear 92, a plurality of driven gears 93 are meshed with the outer side of the driving gear 92 at equal intervals, the driven gear 93 is fixed on the driven shaft 94, the fan blades 95 are fixedly installed above the driven shaft 94, the top of the driven shaft 94 is rotatably installed on the lower surface of the protection frame 10, when the transmission shaft 7 rotates, the mounting piece 91 is driven to rotate, the driving gear 92 on the mounting piece 91 rotates along with the driving gear 93 which is meshed with the driving gear 93, the driven gear 93 rotates to drive the driven shaft 94 to rotate, and then the fan blades 95 are driven to rotate, heat dissipation is carried out on the magnetic coupler main body 8, and the heat dissipation capacity of the magnetic coupler main body 8 is increased under the rotating state, so that the normal use of the magnetic coupler main body 8 due to high internal temperature in the working process is avoided.
The flexible circuit board 13 is provided with a current and voltage detection module, an analysis module, a data transmission module and a flux synchronization module, wherein the current and voltage detection module is used for detecting the current and voltage of a plurality of lines of the flexible circuit board 13 in real time and collecting the current and voltage of the lines, so that the current and voltage condition of the magnetic coupler main body 8 in use can be conveniently known, if the current and voltage are unstable, the current and voltage condition can be timely found and adjusted, and the work of the magnetic coupler main body 8 can be normally carried out.
The data transmission module is used for converting the collected currents and voltages of all lines on the flexible circuit board 13 from analog quantity to digital quantity, and transmitting the collected current and voltage data to the server.
And the analysis module is used for judging whether the current and voltage acquisition data of each line on the flexible circuit board 13 are synchronous or not, and if not, transmitting the result to the flux synchronization module.
The flux synchronization module is used for flux synchronizing the current and the voltage of all the lines on the flexible circuit board 13, so that the current and the voltage of each line on each flexible circuit board 13 are always in a stable state, normal operation of the magnetic coupler is ensured, meanwhile, faults and damages of the magnetic coupler caused by unstable current and voltage are avoided, and the service life of the magnetic coupler is prolonged.
Preferably, the synchronization flow of the flux synchronization module specifically includes:
the current and voltage acquisition data of each line are transmitted to a server, and the server controls an external power supply to send charge and discharge instructions to the lines of the flexible circuit board 13 according to the current and voltage conditions of each line.
The external power supply charges or discharges according to the specific conditions of the lines respectively until the current and the voltage of all the lines are in stable conditions and then stop.
Specifically, the embodiment also provides a manufacturing method of the high-efficiency magnetic coupler based on the flexible circuit board and flux synchronization, which comprises the following steps:
step one: the output shaft of the motor 1 is connected with the input end flange 3 through the output interface 2, the bottom of the input end flange 3 is installed in the shaft sleeve 12 through the transmission shaft 7, the shaft sleeve 12 penetrates through the shell end cover 6 to be fixedly connected on the magnetic coupler main body 8 through bolts, the magnetic coupler main body 8 is installed on the main shaft 11, and the main shaft 11 penetrates through the shell end cover 6 to be connected with the output end flange 4, so that the installation is simple and convenient.
Step two: the output end of the flexible circuit board 13 is connected with the magnetic coupler main body 8 through a wire, the input end of the flexible circuit board 13 is connected with an external power supply through a wire, and the external power supply is controlled through a server, so that the installation difficulty and the control precision of a speed regulating mechanism are reduced to a great extent.
Step three: when the magnetic coupler is used, the rotation speed is input to the output shaft of the motor 1, the transmission shaft 7 is driven to rotate by the cooperation of the flange plate 3 at the input end, the rotation speed of the transmission shaft 7 is transmitted to the permanent magnet disc 81 through the shaft sleeve 12, and due to the slip, the copper conductor disc 83 rotates along with the motor 1 in the same direction, so that the torque is transmitted to the main shaft 11.
Step four: when the transmission shaft 7 rotates, the driving gear 92 on the mounting piece 91 rotates along with the rotation of the mounting piece 91, the driven gear 93 meshed with the driving gear 93 is driven to rotate, the driven gear 93 rotates to drive the driven shaft 94 to rotate, the fan blades 95 are driven to rotate, the magnetic coupler main body 8 is cooled, the cooling capacity of the magnetic coupler main body 8 is increased under the rotating state, the magnetic coupler main body 8 is prevented from being used normally due to the fact that the internal temperature of the magnetic coupler main body 8 is high in the working process, and the cooling effect is better.
Step five: when the magnetic coupler works, the current and voltage detection module detects the current and voltage of a plurality of lines of the flexible circuit board 13 in real time, collects the currents and voltages of the lines, converts the collected currents and voltages of all the lines on the flexible circuit board 13 from analog quantity to digital quantity current and voltage collection data, and then transmits the digital quantity current and voltage collection data to the server, judges whether the current and voltage collection data of each line on the flexible circuit board 13 are synchronous or not, if the current and voltage collection data are not synchronous, the result is transmitted to the flux synchronization module for synchronization, so that the current and the voltage of each line on each flexible circuit board 13 are always in a stable state, normal work of the magnetic coupler is guaranteed, meanwhile, faults and damages of the magnetic coupler due to unstable currents and voltages are avoided, the service life of the magnetic coupler is prolonged, functions of the magnetic coupler main body 8 can be normally carried out under various working conditions, and the work efficiency is improved.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their method of manufacture equivalents.
Claims (7)
1. High-efficient magnetic force coupler based on flexible line way board and flux synchronization, including motor (1) and output interface (2), its characterized in that: an output shaft of the motor (1) is connected with an input end flange (3) through an output interface (2), the bottom of the input end flange (3) is arranged in a shaft sleeve (12) through a transmission shaft (7), and the shaft sleeve (12) penetrates through a shell end cover (6) and is fixedly connected to a magnetic coupler main body (8) through bolts;
the magnetic coupler comprises a magnetic coupler body (8), a magnetic coupler body and a magnetic coupler body, wherein the magnetic coupler body comprises permanent magnet discs (81), copper conductor discs (83), radiating fins (84), a shell (85) and permanent magnet yoke iron discs (86), the permanent magnet yoke iron discs (86) are fixedly connected with the permanent magnet discs (81) through bolts at two ends of the shell (85), the copper conductor discs (83) are arranged between the two permanent magnet discs (81), and a plurality of radiating fins (84) are arranged on the outer sides of the permanent magnet yoke iron discs (86);
the magnetic coupler comprises a main shaft (11), a transmission shaft (7) and a flexible circuit board (13), wherein the flexible circuit board is arranged inside the main body (8) of the magnetic coupler, the main body (8) of the magnetic coupler is arranged on the main shaft (11), a heat dissipation device (9) is fixed on the transmission shaft (7), the heat dissipation device (9) is arranged on the inner side of the end cover (6) of the shell, and the heat dissipation device (9) is communicated with the inside of the main body (8) of the magnetic coupler;
the flexible circuit board (13) is made of polytetrafluoroethylene plates, the dielectric constant of the polytetrafluoroethylene plates is 2.65+/-0.1, and the thickness of the polytetrafluoroethylene plates is 0.5mm;
the flexible circuit board (13) is provided with a current and voltage detection module, an analysis module, a data transmission module and a flux synchronization module, wherein:
the current and voltage detection module is used for detecting the current and voltage of a plurality of lines of the flexible circuit board (13) in real time and collecting the current and voltage of the plurality of lines;
the data transmission module is used for converting the acquired currents and voltages of all lines on the flexible circuit board (13) from analog quantity to digital quantity, acquiring data of the currents and voltages and transmitting the data to the server;
the analysis module is used for judging whether the current and voltage acquisition data of each line on the flexible circuit board (13) are synchronous or not, and if not, the result is transmitted to the flux synchronization module;
the flux synchronization module is used for performing flux synchronization on the current and the voltage of all lines on the flexible circuit board (13);
the synchronous flow of the flux synchronous module specifically comprises the following steps:
the current and voltage acquisition data of each line are transmitted to a server, and the server controls an external power supply to send charge and discharge instructions to the lines of the flexible circuit board (13) according to the current and voltage conditions of each line;
the external power supply charges or discharges according to the specific conditions of the lines respectively until the current and the voltage of all the lines are in stable conditions and then stop.
2. The flexible circuit board and flux synchronization based high efficiency magnetic coupler of claim 1, wherein: the shell end covers (6) are fixed at two ends of the coupler box body (5), a plurality of through holes are formed in the shell end covers (6), and a protection frame (10) is arranged outside each through hole.
3. The flexible circuit board and flux synchronization based high efficiency magnetic coupler of claim 2, wherein: the copper conductor disc (83) is arranged on the main shaft (11), an air gap is arranged between the permanent magnet disc (81) and the copper conductor disc (83), a plurality of deep grooves are formed in the permanent magnet disc (81), the permanent magnet body (82) is arranged in the deep grooves, the permanent magnet body (82) is tightly embedded in the deep grooves according to the even number of N poles and S poles, and the permanent magnet body (82) is made of samarium cobalt 2:17 type magnets.
4. The flexible circuit board and flux synchronization based high efficiency magnetic coupler of claim 3, wherein: the main shaft (11) sequentially passes through the heat dissipating device (9) and the shell end cover (6) to be connected with the output end flange (4), the output end of the flexible circuit board (13) is connected with the magnetic coupler main body (8) through a wire, and the input end of the flexible circuit board (13) is connected with an external power supply through a wire.
5. The flexible circuit board and flux synchronization based high efficiency magnetic coupler of claim 4, wherein: the coupler box body (5) and the shell end cover (6) are made of austenitic stainless steel, a sealing end cover is arranged at one end of the shaft sleeve (12), and the shaft sleeve (12) slides left and right along the transmission shaft (7).
6. The flexible circuit board and flux synchronization based high efficiency magnetic coupler of claim 5, wherein: the heat dissipation device (9) comprises a mounting piece (91), a driving gear (92), a driven gear (93), a driven shaft (94) and fan blades (95), wherein the mounting piece (91) is fixed on a main shaft (11), one end, far away from the main shaft (11), of the mounting piece (91) is fixed on the driving gear (92), a plurality of driven gears (93) are meshed with the outer side of the driving gear (92) equidistantly, the driven gears (93) are fixed on the driven shaft (94), the fan blades (95) are fixedly installed above the driven shaft (94), and the top of the driven shaft (94) is rotatably installed on the lower surface of the protection frame (10).
7. The method for manufacturing the high-efficiency magnetic coupler based on the flexible circuit board and the flux synchronization, which is disclosed in claim 6, is characterized in that: the method comprises the following steps:
step one: an output shaft of a motor (1) is connected with an input end flange (3) through an output interface (2), the bottom of the input end flange (3) is installed in a shaft sleeve (12) through a transmission shaft (7), the shaft sleeve (12) penetrates through a shell end cover (6) to be fixedly connected to a magnetic coupler main body (8) through bolts, the magnetic coupler main body (8) is installed on a main shaft (11), and the main shaft (11) penetrates through the shell end cover (6) to be connected with an output end flange (4);
step two: the output end of the flexible circuit board (13) is connected with the magnetic coupler main body (8) through a wire, the input end of the flexible circuit board (13) is connected with an external power supply through a wire, and the external power supply is controlled through a server;
step three: when the magnetic coupler is used, the rotation speed is input to the output shaft of the motor (1), so that the transmission shaft (7) is driven to rotate by the cooperation of the input end flange plate (3), the rotation speed of the transmission shaft (7) is transmitted to the permanent magnet plate (81) through the shaft sleeve (12), and the copper conductor plate (83) rotates along with the motor (1) in the same direction due to the slip, so that the torque is transmitted to the main shaft (11);
step four: when the transmission shaft (7) rotates, the mounting piece (91) is driven to rotate, the driving gear (92) on the mounting piece (91) rotates along with the rotation, the driven gear (93) meshed with the driving gear is driven to rotate, the driven gear (93) rotates to drive the driven shaft (94) to rotate, the fan blades (95) are driven to rotate, and heat dissipation is carried out on the magnetic coupler main body (8);
step five: when the magnetic coupler works, the current and voltage detection module detects the current and voltage of a plurality of lines of the flexible circuit board (13) in real time, collects the current and voltage of the lines, converts the collected current and voltage of all the lines on the flexible circuit board (13) from analog quantity to digital quantity current and voltage collection data, and then transmits the digital quantity current and voltage collection data to the server, judges whether the current and voltage collection data of each line on the flexible circuit board (13) are synchronous or not, and if the current and voltage collection data are not synchronous, transmits the result to the flux synchronization module for synchronization.
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| CN202311254514.5A CN116995887B (en) | 2023-09-27 | 2023-09-27 | High-efficiency magnetic coupler based on flexible circuit board and flux synchronization and manufacturing method |
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| CN202311254514.5A CN116995887B (en) | 2023-09-27 | 2023-09-27 | High-efficiency magnetic coupler based on flexible circuit board and flux synchronization and manufacturing method |
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| CN116995887B true CN116995887B (en) | 2023-12-15 |
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| EP0778658A1 (en) * | 1995-12-05 | 1997-06-11 | Ugimag S.A. | Detector for asynchronous movement in a magnetic coupling |
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| CN116995887A (en) | 2023-11-03 |
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