CN105797303B - EMS draught control devices - Google Patents
EMS draught control devices Download PDFInfo
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- CN105797303B CN105797303B CN201610278512.3A CN201610278512A CN105797303B CN 105797303 B CN105797303 B CN 105797303B CN 201610278512 A CN201610278512 A CN 201610278512A CN 105797303 B CN105797303 B CN 105797303B
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B21/00—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
- A63B21/005—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using electromagnetic or electric force-resisters
- A63B21/0051—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using electromagnetic or electric force-resisters using eddy currents induced in moved elements, e.g. by permanent magnets
- A63B21/0052—Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using electromagnetic or electric force-resisters using eddy currents induced in moved elements, e.g. by permanent magnets induced by electromagnets
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- A—HUMAN NECESSITIES
- A63—SPORTS; GAMES; AMUSEMENTS
- A63B—APPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
- A63B24/00—Electric or electronic controls for exercising apparatus of preceding groups; Controlling or monitoring of exercises, sportive games, training or athletic performances
- A63B24/0087—Electric or electronic controls for exercising apparatus of groups A63B21/00 - A63B23/00, e.g. controlling load
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Physics & Mathematics (AREA)
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Abstract
The invention discloses a kind of EMS draught controls device, electric power driving module that management is driven including switch power module, to switch power module, the DC output modules for being connected to electric power driving module and DC/DC converters, voltage sample module and the constant-current driven module for being both connected to DC output module output ends, voltage sample module gathers the situation of change of DC output module output voltages and feeds back to electric power driving module in real time, electric power driving module is adjusted its frequency of oscillation；Being connected to the buffer module of DC/DC converter output ends has the control signal input interface of an electrical connection magnetic control vehicle controlling organization and the velocity response signal input interface of an electrical connection magnetic control vehicle motor；Constant-current driven module is connected to buffer module output end by Current amplifier module, and current sample module is connected to constant-current driven module output end and to the current signal of collection magnetic control vehicle electromagnet in real time；The EMS draught controls device is adjusted using linear mode, can realize the accuracy controlling to magnetic control vehicle motor operation.
Description
Technical field
The present invention relates to magnetic control vehicle control technology field, a kind of EMS draught controls device is specifically provided.
Background technology
Magnetic control vehicle is a kind of popular body-building sports apparatus, it by control between magnetic control vehicle magnet and metal flywheel away from
From to adjust the drag size of magnetic control vehicle, to realize the requirement of different motion intensity.
The implementation that traditional magnetic control vehicle adjusts its drag size is：User controls magnetic control vehicle and horse by controlling organization
The rotating speed reached, then motor controlled by rotating span wire system or lever principle between magnetic control vehicle magnet and metal flywheel
Distance, realizes the regulation of magnetic control vehicle drag size.But traditional magnetic control vehicle controlling organization is to the control accuracy of motor that some are owed
Lack, not only work noise is big, and bracing wire easily produces fatigue break, so as to cause the inconvenience that user manipulates.
In view of this, it is special to propose the present invention.
The content of the invention
In order to overcome drawbacks described above, the invention provides a kind of EMS draught controls device, it can be achieved to magnetic control vehicle drag size
Accurate, trickle regulation and control.
The technical scheme that is used to solve its technical problem of the present invention is：A kind of EMS draught controls device, EMS resistances
The controlling organization synergy of force controller and magnetic control vehicle, to carry out regulation and administration, the EMS resistances to the drag size of magnetic control vehicle
Controller is mainly integrated with：
Switch power module, its input interface is electrically connected to civil power；
Electric power driving module, it is electrically connected to the output end of the switch power module, and to the Switching Power Supply
Module is driven management；
DC output modules, it is electrically connected to the electric power driving module, and can export galvanic current pressure；And it is described
The output end of DC output modules is also electrically connected with a DC/DC converters；
Voltage sample module, it is electrically connected to the output end of the DC output modules, to gather the DC outputs in real time
The situation of change of module output voltage；And the DC output modules collected can also be exported electricity by the voltage sample module
The situation of change of pressure feeds back to the electric power driving module, so that the electric power driving module adjusts its frequency of oscillation；
Buffer module, there is the control signal input interface and one to electrically connect magnetic control vehicle controlling organization to be used to for it
The velocity response signal input interface of magnetic control vehicle motor is electrically connected, and the buffer module is also electrically coupled to the DC/DC conversions
The output end of device；
Constant-current driven module, one input end is electrically connected to the output end of the DC output modules, and its another input leads to
Cross the output end that a Current amplifier module is electrically connected to the buffer module；And
Current sample module, it is electrically connected to the output end of the constant-current driven module, and to collection magnetic control vehicle in real time
The current signal of electromagnet.
As a further improvement on the present invention, the switch power module include input filter circuit, it is input transformer, defeated
Go out filter circuit and the first output transformer, wherein, the input of the input filter circuit is electrically connected to the input and connect
Mouthful, the input transformer be electrically connected to the input filter circuit output end and the output filter circuit input it
Between, and the described first input for exporting transformer is electrically connected to the output end of the output filter circuit.
As a further improvement on the present invention, the electric power driving module uses transformer feedback formula oscillating circuit structure,
It is mainly integrated with pwm chip, FET and the second output transformer, and the VDD pins of the pwm chip are electrically connected
The output end of the first output transformer is connected to, the grid and source electrode of the FET are electrically connected in PWM controls
The GATE pins and SENSE pins of coremaking piece；Primary coil of the second output transformer is by main winding and assists winding
Coil is constituted, and is become wherein one end of the main winding and one end of auxiliary winding coil are connected in parallel in first output
One the oneth RC is also associated between the output end of depressor, and one end of the main winding and one end of auxiliary winding coil whole
Current circuit, the other end of the main winding is electrically connected to the drain electrode of the FET, the auxiliary winding coil it is another
One end is grounded；
In addition, the DC output modules are electrically connected to the two ends of the secondary coil of the second output transformer.
As a further improvement on the present invention, the voltage sample module is mainly integrated with photo-coupler and the 2nd RC rectifications
Circuit, the photo-coupler has photophore and light-receiving device, wherein the photophore is electrically connected by the 2nd RC rectification circuits
The output end of the DC output modules is connected to, the light-receiving device uses triode, and the colelctor electrode of the light-receiving device is electrically connected to institute
State the FB pins of pwm chip, the grounded emitter of the light-receiving device.
As a further improvement on the present invention, it is described to control signal input interface to be four pin hole interfaces, the velocity response
Signal input interface is two pin hole interfaces；
The buffer module, which is also integrated with magnetic group, first comparator and first, electrode capacitance, and the magnetic group is by four magnetic beads
Composition, one end of four magnetic beads is all electrically connected at the control signal input interface, and magnetic bead is another described in two of which
End is electrically connected to the velocity response signal input interface, and the other end of remaining two magnetic beads is corresponded to respectively to be electrically connected to
The output end of the DC/DC converters and the in-phase input end of the first comparator, the negative input of the first comparator
End is electrically connected to the output end of the first comparator, and first positive pole for having electrode capacitance is electrically connected to described first and compared
The in-phase input end of device, the described first negative pole for having electrode capacitance is grounded.
As a further improvement on the present invention, the Current amplifier module is mainly integrated with adjustable resistor, second compared
Device, the 2nd RC rectification circuits and second have an electrode capacitance, and two fixed contacts of the adjustable resistor are corresponded to and described the respectively
The in-phase input end electrical connection of the output end of one comparator and second comparator, the negative-phase input of second comparator
The output end of second comparator is electrically connected to through the 2nd RC rectification circuits, and the 2nd RC rectification circuits are by first
Resistance and the first electric capacity are connected in parallel composition；Second positive pole for having electrode capacitance is electrically connected to the same phase of second comparator
Input, the described second negative pole for having electrode capacitance is grounded；
The constant-current driven module is mainly integrated with the 3rd RC rectification circuits, the first triode, the second triode, the three or three
Pole pipe, the 4th have electrode capacitance and the 5th to have electrode capacitance, wherein, the 3rd RC rectification circuits by second resistance and 3rd resistor simultaneously
The 3rd is concatenated after connecing again to be made up of electrode capacitance, one end of the second resistance is electrically connected to the output end of the DC output modules,
Described 3rd negative pole for having electrode capacitance is grounded；The emitter stage of first triode and the colelctor electrode of the second triode are electrically connected respectively
Electrically connected after being connected to the two ends of the 3rd resistor, the colelctor electrode of first triode and the emitter stage of the second triode and connecing
In the described 4th positive pole for having electrode capacitance, the base stage of first triode is electrically connected to the colelctor electrode of the 3rd triode,
The base stage of second triode, which is electrically connected to the described 5th, the positive pole of electrode capacitance, and the described 5th has electrode capacitance and the 4th to have
The negative pole of electrode capacitance is grounded；In addition, the base stage of the 3rd triode is electrically connected to the output end of second comparator, institute
State the grounded emitter of the 3rd triode.
As a further improvement on the present invention, the current sample module is mainly integrated with one to connect magnetic control vehicle electromagnetism
The acquisition interface of iron, the first diode, the second diode, the 6th have electrode capacitance and resistor assembly, wherein, the collection connects
Mouthful be three pin hole interfaces, the lead in one pin hole together with the negative pole of first diode, the negative pole of the second diode and
6th, which has the positive pole of electrode capacitance to be electrically connected to the described 4th together and after connecing, the positive pole of electrode capacitance, first diode and
The positive pole of two diodes is grounded, and the resistor assembly is made up of five second resistances, and five second resistances one end simultaneously
The described 6th is electrically connected to after connecing the negative pole of electrode capacitance, and the other end of five second resistances is simultaneously grounded after connecing；In addition, described
Lead in another pin hole of acquisition interface is also electrically connected to described second with one end of second resistance described in one and after connecing and compared
The negative-phase input of device.
The beneficial effects of the invention are as follows：1. the EMS draught controls device (electric magnet system) is using linear
Mode is adjusted, and has both met EMC and EPR instructions, and LVD and safety requirement are met again；And the control accuracy of the EMS draught control devices
Height, can realize the accuracy controlling to magnetic control vehicle motor operation so that the resistance regulation hop count of magnetic control vehicle is trickleer, accurate；
2. the EMS draught controls device uses electric current high-gain regulative mode, and the magnet control of high current low-voltage can be met well
Mode.
Brief description of the drawings
Fig. 1 is the circuit theory schematic diagram of EMS draught controls device of the present invention；
Fig. 2 is the enlarged diagram of switch power module shown in Fig. 1；
Fig. 3 is the amplification that electric power driving module shown in Fig. 1, DC output modules and voltage sample module are electrically connected
Schematic diagram；
Fig. 4 is the enlarged diagram of DC/DC converters shown in Fig. 1；
Fig. 5 is the enlarged diagram that buffer module shown in Fig. 1 and Current amplifier module are electrically connected；
Fig. 6 is the enlarged diagram that constant-current driven module shown in Fig. 1 and current sample module are electrically connected.
With reference to accompanying drawing, make the following instructions：
1 --- switch power module 2 --- electric power driving module
3 --- DC output modules 4 --- DC/DC converters
5 --- voltage sample module 6 --- buffer modules
7 --- Current amplifier module 8 --- constant-current driven modules
9 --- current sample module
Embodiment
Referring to figure to a preferred embodiment of the present invention will be described in detail.
The invention discloses a kind of EMS draught controls device, the EMS draught controls device cooperates with work with the controlling organization of magnetic control vehicle
With to carry out regulation and administration to the drag size of magnetic control vehicle, the EMS draught control devices are mainly integrated with：Switch power module 1,
Its input interface CON1 is electrically connected to civil power；
Electric power driving module 2, it is electrically connected to the output end of the switch power module 1, and to the switch electricity
Source module 1 is driven management；
DC output modules 3, it is electrically connected to the electric power driving module 2, and can export galvanic current pressure；And institute
The output end for stating DC output modules 3 is also electrically connected with a DC/DC converters 4；
Voltage sample module 5, it is electrically connected to the output end of the DC output modules 3, defeated to gather the DC in real time
Go out the situation of change of the output voltage of module 3；And the voltage sample module 5 can also be by the DC output modules 3 collected
The situation of change of output voltage feeds back to the electric power driving module 2, so that the electric power driving module 2 adjusts its oscillation frequency
Rate, reaches the purpose of voltage stabilizing；
Buffer module 6, it has a control signal input interface CON2 and one to electrically connect magnetic control vehicle controlling organization
Velocity response signal input interface CON3 to electrically connect magnetic control vehicle motor, and the buffer module 6 be also electrically coupled to it is described
The output end of DC/DC converters 4；
Constant-current driven module 8, one input end is electrically connected to the output end of the DC output modules 3, its another input
The output end of the buffer module 6 is electrically connected to by a Current amplifier module 7；And
Current sample module 9, it is electrically connected to the output end of the constant-current driven module 8, and to collection magnetic control in real time
The current signal of car electromagnet.
It is preferred that, the switch power module 1 includes input filter circuit, double winding input transformer L1, output filtering
Circuit and the output transformer L2 of double winding first, wherein, the input of the input filter circuit is electrically connected to the input
Interface CON1, the double winding input transformer L1 are electrically connected to output end and the output filtering of the input filter circuit
Between the input of circuit, and the output transformer of the double winding first L2 input is electrically connected to the output filter circuit
Output end.The input filter circuit is made up of resistance RT1 and electric capacity CN2, CN3；The output filter circuit is by electric capacity
CN4, CN5, C1 and fuse RA7 and RA8 composition；Its conventional technical means being well known to those skilled in the art, herein
It is not detailed.
It is preferred that, the electric power driving module 2 uses transformer feedback formula oscillating circuit structure, and it is mainly integrated with PWM
Control chip U1, FET Q1 and the second output transformer L3, the VDD pins of the pwm chip U1 are electrically connected to institute
The first output transformer L2 output end is stated, the grid and source electrode of the FET Q1 are electrically connected in PWM controls
Chip U1 GATE pins and SENSE pins；Primary coil of the second output transformer L3 by main winding and auxiliary around
Group coil composition, wherein one end of the main winding and one end of auxiliary winding coil are connected in parallel in first output
One first is also associated between transformer L2 output end, and one end of the main winding and one end of auxiliary winding coil
RC rectification circuits, the first RC rectification circuits are made up of resistance RA1, the RA2 and electric capacity C12 being connected in parallel, the master around
The other end of group coil is electrically connected to the drain electrode of the FET Q1, the other end ground connection of the auxiliary winding coil；In addition,
The DC output modules 3 are electrically connected to the two ends of the secondary coil of the second output transformer L3.The DC output modules 3 and
DC/DC converters 4 are custom circuit module, are not detailed herein.
It is preferred that, the voltage sample module 5 is mainly integrated with photo-coupler U2 and the 2nd RC rectification circuits, the optocoupler
Clutch U2 has photophore and light-receiving device, wherein to be electrically connected to the DC by the 2nd RC rectification circuits defeated for the photophore
Go out the output end of module 3, the light-receiving device uses triode, and the colelctor electrode of the light-receiving device is electrically connected to the PWM controls core
Piece U1 FB pins, the grounded emitter of the light-receiving device.Voltage sample module 5 can gather DC output modules 3 in real time and export
The situation of change of voltage, and electric power driving module 2 is fed back in time, so that electric power driving module 2 adjusts its frequency of oscillation, from
And reach the purpose of voltage stabilizing；In addition, fabulous anti-tampering effect can be played from photo-coupler U2；2nd RC rectification circuits by
Resistance RA3, R4, R22, R26 and electric capacity the C11 composition being connected between the positive pole of photophore and negative pole.
It is preferred that, it is described to control signal input interface CON2 to be four pin hole interfaces, the velocity response signal input interface
CON3 is two pin hole interfaces；
The buffer module 6, which is also integrated with magnetic group, first comparator T1 and first, electrode capacitance C1, and the magnetic group is by four
Magnetic bead LZ1 is constituted, and four magnetic bead LZ1 one end is all electrically connected at control the signal input interface CON2, two of which
The other end of the magnetic bead is electrically connected to the velocity response signal input interface CON3, remaining two magnetic beads it is another
End is corresponded to respectively is electrically connected to the output end of the DC/DC converters 4 and the in-phase input end of the first comparator T1, described
First comparator T1 negative-phase input is electrically connected to the output end of the first comparator T1, and described first has electrode capacitance C1
Positive pole be electrically connected to the in-phase input end of the first comparator T1, the described first negative pole for having electrode capacitance C1 is grounded.
It is preferred that, it is whole that the Current amplifier module 7 is mainly integrated with adjustable resistor R70, the second comparator T2, the 2nd RC
Current circuit and second two fixed contacts for having electrode capacitance C2, the adjustable resistor R70 correspond to compared with described first respectively
Device T1 output end and the second comparator T2 in-phase input end electrical connection, the negative-phase input of the second comparator T2
The output end of the second comparator T2 is electrically connected to through the 2nd RC rectification circuits, and the 2nd RC rectification circuits are by
One resistance R1 and the first electric capacity C15 are connected in parallel composition；Second positive pole for having electrode capacitance C2 is electrically connected to second ratio
Compared with device T2 in-phase input end, the described second negative pole for having electrode capacitance C2 is grounded；
The constant-current driven module 8 mainly be integrated with the 3rd RC rectification circuits, the first triode Q2, the second triode Q3,
3rd triode Q4, the 4th have electrode capacitance C4 and the 5th to have electrode capacitance C5, wherein, the 3rd RC rectification circuits are by second resistance
R2 and 3rd resistor R3 simultaneously concatenates the 3rd after connecing and is made up of electrode capacitance C3 again, and one end of the second resistance R2 is electrically connected to described
The output end of DC output modules 3, the described 3rd negative pole for having electrode capacitance C3 is grounded；The emitter stage of the first triode Q2 and
Two triode Q3 colelctor electrode is electrically connected in the two ends of the 3rd resistor R3, the colelctor electrode of the first triode Q2 and
Second triode Q3 emitter stage is simultaneously electrically connected to the described 4th after connecing and has electrode capacitance C4 positive pole, the first triode Q2's
Base stage is electrically connected to the colelctor electrode of the 3rd triode Q4, and the base stage of the second triode Q3, which is electrically connected to the described 5th, to be had
Electrode capacitance C5 positive pole, and the described 5th have electrode capacitance C5 and the 4th negative pole for having electrode capacitance C4 to be grounded；In addition, the described 3rd
Triode Q4 base stage is electrically connected to the output end of the second comparator T2, the grounded emitter of the 3rd triode Q4.
It is preferred that, the current sample module 9 is mainly integrated with an acquisition interface to connect magnetic control vehicle electromagnet
CON4, the first diode D1, the second diode D2, the 6th have electrode capacitance C6 and resistor assembly, wherein, the acquisition interface
CON4 is three pin hole interfaces, the lead in one pin hole together with the negative pole of the first diode D1, the second diode D2 it is negative
Pole and the 6th there is electrode capacitance C6 positive pole to be electrically connected to the described 4th together and after connecing to have electrode capacitance C4 positive pole, described first
Diode D1 and the second diode D2 positive pole are grounded, and the resistor assembly is made up of five second resistances, and this five
One end of two resistance is simultaneously electrically connected to the described 6th after connecing and has electrode capacitance C6 negative pole, and the other end of five second resistances simultaneously connects
After be grounded；In addition, lead in another pin hole of the acquisition interface CON4 is also with one end of second resistance described in one and after connecing
It is electrically connected to the negative-phase input of the second comparator T2.
EMS draught controls device (electric magnet system) of the present invention is adjusted using linear mode, both
Meet EMC and EPR instructions, LVD and safety requirement are met again；And the control accuracy of the EMS draught control devices is high, can realize
To the accuracy controlling of magnetic control vehicle motor operation so that the resistance regulation hop count of magnetic control vehicle is trickleer, accurate；In addition, the EMS hinders
Force controller uses electric current high-gain regulative mode, and the magnet control mode of high current low-voltage can be met well.
Described above is only the preferred embodiment of the present invention, but is not intended to limit the invention, it is noted that for this
For the those of ordinary skill of technical field, without departing from the technical principles of the invention, some improvement can also be made
And modification, these improvement and modification also should be regarded as within the scope of the present invention.
Claims (7)
1. the controlling organization synergy of a kind of EMS draught controls device, the EMS draught controls device and magnetic control vehicle, with to magnetic control vehicle
Drag size carry out regulation and administration, it is characterised in that：The EMS draught control devices are mainly integrated with：
Switch power module (1), its input interface (CON1) is electrically connected to civil power；
Electric power driving module (2), it is electrically connected to the output end of the switch power module (1), and to the switch electricity
Source module (1) is driven management；
DC output modules (3), it is electrically connected to the electric power driving module (2), and can export galvanic current pressure；And institute
The output end for stating DC output modules (3) is also electrically connected with a DC/DC converters (4)；
Voltage sample module (5), it is electrically connected to the output end of the DC output modules (3), defeated to gather the DC in real time
Go out the situation of change of module (3) output voltage；And the DC collected can also be exported mould by the voltage sample module (5)
The situation of change of block (3) output voltage feeds back to the electric power driving module (2), so that the electric power driving module (2) is adjusted
Its frequency of oscillation；
Buffer module (6), it has a control signal input interface (CON2) and one to electrically connect magnetic control vehicle controlling organization
Velocity response signal input interface (CON3) to electrically connect magnetic control vehicle motor, and the buffer module (6) is also electrically coupled to
The output end of the DC/DC converters (4)；
Constant-current driven module (8), one input end is electrically connected to the output end of the DC output modules (3), its another input
The output end of the buffer module (6) is electrically connected to by a Current amplifier module (7)；And
Current sample module (9), it is electrically connected to the output end of the constant-current driven module (8), and to collection magnetic control in real time
The current signal of car electromagnet.
2. EMS draught controls device according to claim 1, it is characterised in that：The switch power module (1) includes input
Filter circuit, input transformer (L1), output filter circuit and the first output transformer (L2), wherein, the input filter
The input of circuit is electrically connected to the input interface (CON1), and the input transformer (L1) is electrically connected to the input filter
Between the input of the output end of circuit and the output filter circuit, and the input electricity of the first output transformer (L2)
It is connected to the output end of the output filter circuit.
3. EMS draught controls device according to claim 2, it is characterised in that：The electric power driving module (2) uses transformation
Device feedback type oscillator circuit structure, it is mainly integrated with pwm chip (U1), FET (Q1) and the second output transformer
(L3), the VDD pins of the pwm chip (U1) are electrically connected to the output end of the first output transformer (L2), described
The grid and source electrode of FET (Q1) are electrically connected GATE pins and SENSE pins in the pwm chip (U1)；
Primary coil of the second output transformer (L3) is made up of main winding and auxiliary winding coil, wherein the main winding line
One end of circle and one end of auxiliary winding coil are connected in parallel in the output end of the first output transformer (L2), and the master
One the oneth RC rectification circuits, the main winding are also associated between one end of winding coil and one end of auxiliary winding coil
The other end be electrically connected to the FET (Q1) drain electrode, the other end ground connection of the auxiliary winding coil；
In addition, the DC output modules (3) are electrically connected to the two ends of the secondary coil of the second output transformer (L3).
4. EMS draught controls device according to claim 3, it is characterised in that：The voltage sample module (5) is main integrated
There are photo-coupler (U2) and the 2nd RC rectification circuits, the photo-coupler (U2) has photophore and light-receiving device, wherein the hair
Light device is electrically connected to the output end of the DC output modules (3) by the 2nd RC rectification circuits, and the light-receiving device uses three
Pole pipe, the colelctor electrode of the light-receiving device is electrically connected to the FB pins of the pwm chip (U1), the emitter stage of the light-receiving device
Ground connection.
5. EMS draught controls device according to claim 3, it is characterised in that：The control signal input interface (CON2)
For four pin hole interfaces, the velocity response signal input interface (CON3) is two pin hole interfaces；
The buffer module (6), which is also integrated with magnetic group, first comparator (T1) and first, electrode capacitance (C1), and the magnetic group is by four
Individual magnetic bead (LZ1) composition, one end of four magnetic beads (LZ1) is all electrically connected at the control signal input interface (CON2),
The other end of magnetic bead described in two of which is electrically connected to the velocity response signal input interface (CON3), it is remaining two described in
The other end of magnetic bead corresponds to the output end and the first comparator (T1) for being electrically connected to the DC/DC converters (4) respectively
In-phase input end, the negative-phase input of the first comparator (T1) is electrically connected to the first comparator (T1) output end,
And described first the positive pole for having electrode capacitance (C1) be electrically connected to the first comparator (T1) in-phase input end, described first has
The negative pole ground connection of electrode capacitance (C1).
6. EMS draught controls device according to claim 5, it is characterised in that：The Current amplifier module (7) is main integrated
There are adjustable resistor (R70), the second comparator (T2), the 2nd RC rectification circuits and second to have electrode capacitance (C2), the adjustable electric
Two fixed contacts of resistance device (R70) correspond to the output end and second comparator with the first comparator (T1) respectively
(T2) in-phase input end electrical connection, the negative-phase input of second comparator (T2) is electrically connected through the 2nd RC rectification circuits
The output end of second comparator (T2) is connected to, and the 2nd RC rectification circuits are by first resistor (R1) and the first electric capacity
(C15) it is connected in parallel composition；Described second positive pole for having electrode capacitance (C2) is electrically connected to the same phase of second comparator (T2)
Input, the described second negative pole for having electrode capacitance (C2) is grounded；
The constant-current driven module (8) is mainly integrated with the 3rd RC rectification circuits, the first triode (Q2), the second triode
(Q3), the 3rd triode (Q4), the 4th have electrode capacitance (C4) and the 5th to have electrode capacitance (C5), wherein, the 3rd RC rectified currents
It route second resistance (R2) and 3rd resistor (R3) and concatenates the 3rd again after connecing and is made up of electrode capacitance (C3), the second resistance
(R2) one end is electrically connected to the output end of the DC output modules (3), and the described 3rd negative pole for having electrode capacitance (C3) is grounded；Institute
The colelctor electrode of the emitter stage and the second triode (Q3) of stating the first triode (Q2) is electrically connected in the 3rd resistor (R3)
Two ends, the colelctor electrode of first triode (Q2) and the emitter stage of the second triode (Q3) are simultaneously electrically connected to described after connecing
Four have electrode capacitance (C4) positive pole, and the base stage of first triode (Q2) is electrically connected to the current collection of the 3rd triode (Q4)
Pole, the base stage of second triode (Q3), which is electrically connected to the described 5th, electrode capacitance (C5) positive pole, and the described 5th has pole
Electric capacity (C5) and the 4th negative pole for having electrode capacitance (C4) are grounded；In addition, the base stage of the 3rd triode (Q4) is electrically connected to
The output end of second comparator (T2), the grounded emitter of the 3rd triode (Q4).
7. EMS draught controls device according to claim 6, it is characterised in that：The current sample module (9) is main integrated
Have one to connect the acquisition interface (CON4) of magnetic control vehicle electromagnet, the first diode (D1), the second diode (D2), the 6th have
Electrode capacitance (C6) and resistor assembly, wherein, the acquisition interface (CON4) is the lead in three pin hole interfaces, one pin hole
There is the positive pole one of electrode capacitance (C6) together with the negative pole of first diode (D1), the negative pole of the second diode (D2) and the 6th
Rising and the described 4th is electrically connected to after connecing has electrode capacitance (C4) positive pole, first diode (D1) and the second diode (D2)
Positive pole be grounded, the resistor assembly is made up of five second resistances, and one end of five second resistances and is electrically connected after connecing
Being connected to the described 6th has electrode capacitance (C6) negative pole, and the other end of five second resistances is simultaneously grounded after connecing；In addition, the collection
Lead in another pin hole of interface (CON4) also with one end of second resistance described in one and is electrically connected to second ratio after connecing
Compared with device (T2) negative-phase input.
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| CN110898376A (en) * | 2019-11-29 | 2020-03-24 | 桐乡创智体育科技有限公司 | Magnetic control flywheel water sports land-based dynamometer system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29920553U1 (en) * | 1999-05-15 | 2000-01-27 | Pro Gym Co International Torto | Damping device for a training device |
| CN101837182A (en) * | 2009-06-24 | 2010-09-22 | 深圳市安托山技术有限公司 | Electric damper for intelligent fitness equipment and control method thereof |
| CN204193389U (en) * | 2014-03-06 | 2015-03-11 | 李雄昆 | A kind of drag regulator of Spinning |
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2016
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29920553U1 (en) * | 1999-05-15 | 2000-01-27 | Pro Gym Co International Torto | Damping device for a training device |
| CN101837182A (en) * | 2009-06-24 | 2010-09-22 | 深圳市安托山技术有限公司 | Electric damper for intelligent fitness equipment and control method thereof |
| CN204193389U (en) * | 2014-03-06 | 2015-03-11 | 李雄昆 | A kind of drag regulator of Spinning |
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