CN207732673U - A kind of bluetooth motor-driven dining table governor - Google Patents
A kind of bluetooth motor-driven dining table governor Download PDFInfo
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- CN207732673U CN207732673U CN201820009286.3U CN201820009286U CN207732673U CN 207732673 U CN207732673 U CN 207732673U CN 201820009286 U CN201820009286 U CN 201820009286U CN 207732673 U CN207732673 U CN 207732673U
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- time base
- microcontroller
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Abstract
The utility model discloses a kind of bluetooth motor-driven dining table governors, including：Bluetooth module, microcontroller, PWM speed adjusting modules, the first, second programmable resistance, the bluetooth module is connect with the microcontroller serial port, first, second output end of the microcontroller is connect with programming end a, b of first, second programmable resistance respectively, first, second programmable resistance is used to adjust the duty ratio of the PWM speed adjusting modules, and the output end of the PWM speed adjusting modules is connect with motor M.This governor can utilize the speed-regulating instruction of bluetooth module reception mobile terminal, and change the resistance value of first, second programmable resistance b1, b2 according to the instruction using microcontroller, and then change the PWM wave of NE555 time base circuits output, realize the function of wireless control motor M speed governing, user-friendly, the governor of the structure can be used on motor-driven dining table.
Description
Technical field
The utility model is related to machine governor technical field, more particularly to a kind of bluetooth motor-driven dining table governor.
Background technology
Existing motor-driven dining table generally uses the slowspeed machine of high torsion.Existing motor-driven dining table governor generally uses hand
Dynamic knob chip exports PWM square waves, which is applied directly on power tube, and controls power tube and adjusted to slowspeed machine
Speed.
But this method not get up cumbersome by intelligence, adjusting.
Utility model content
The utility model solve the technical issues of be：Existing motor-driven dining table governor is using manual knob governing speed fiber crops
It is tired.
The solution that the utility model solves its technical problem is：A kind of bluetooth motor-driven dining table governor, including：Bluetooth
Module, microcontroller, PWM speed adjusting modules, the first, second programmable resistance, the bluetooth module are connect with the microcontroller serial port,
First, second output end of the microcontroller is connect with programming end a, b of first, second programmable resistance respectively, described
First, second programmable resistance is used to adjust the duty ratios of the PWM speed adjusting modules, the output end of the PWM speed adjusting modules with
Motor M connections.
Further, the PWM speed adjusting modules include：First, second resistance R1, R2, first, second capacitance C1, C2, power
Pipe Q1, NE555 time base circuit, optocoupler U1, reset terminal RST, power end VCC, the first programmable electricity of the NE555 time base circuits
Resistance b1 high-end simultaneously connects, the low side of first programmable resistance respectively with the discharge end DIS of the NE555 time base circuits, the
The high-end connection of two programmable resistances, the low side of second programmable resistance respectively with the triggering end TR of NE555 time base circuits,
The anode connection of the threshold values end TH, the first capacitance C1 of NE555 time base circuits, the programming end a of first programmable resistance, second
The programming end b of programmable resistance is connect with the first, second output end of microcontroller respectively, the control of the NE555 time base circuits
End Vc is connected over the ground by the second capacitance C2, and the output end OUT of the NE555 time base circuits passes through first resistor R1 and the light
The anode of coupling U1 connects, and the collector of the optocoupler U1 connects with the lower end of the base stage of the power tube Q1, second resistance R2 respectively
It connects, one end of the upper end connection motor M of the second resistance R2, the other end of motor M and the emitter of the power tube Q1 connect
Connect, the collector of the power tube Q1, the cathode of the first capacitance C1, the emitter of optocoupler U1, optocoupler U1 cathode respectively over the ground
Connection.
Further, this governor further includes the first diode D1, one end of the cathode and motor M of the first diode D1
The anode of connection, the first diode D1 is connect with the other end of motor M.
Further, the model TIP35C of the power tube Q1.
The utility model has the beneficial effects that：This governor can utilize the speed-regulating instruction of bluetooth module reception mobile terminal,
And change the resistance value of first, second programmable resistance b1, b2 according to the instruction using microcontroller, and then base electricity when change NE555
The PWM wave of road output, realizes the function of wireless control motor M speed governing, user-friendly, the governor of the structure can be used for
On motor-driven dining table.
Description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described.Obviously, described attached drawing is a part of the embodiment of the utility model, rather than complete
Portion's embodiment, those skilled in the art without creative efforts, can also be obtained according to these attached drawings it
His design scheme and attached drawing.
Fig. 1 is the system block diagram of the invention governor；
Fig. 2 is the circuit connection diagram of PWM speed adjusting modules.
Specific implementation mode
The technique effect of the design of the utility model, concrete structure and generation is carried out below with reference to embodiment and attached drawing
It clearly and completely describes, to be completely understood by the purpose of this utility model, feature and effect.Obviously, described embodiment
It is a part of the embodiment of the utility model, rather than whole embodiments, it is based on the embodiments of the present invention, the skill of this field
The other embodiment that art personnel are obtained without creative efforts belongs to the model of the utility model protection
It encloses.In addition, all connection/connection relations being previously mentioned in text, not singly refer to component and directly connect, and referring to can be according to specific reality
Situation is applied, by adding or reducing couple auxiliary, to form more preferably coupling structure.Each technology in the invention is special
Sign, can be with combination of interactions under the premise of not conflicting conflict.
Embodiment 1, with reference to figure 1 and Fig. 2, a kind of bluetooth motor-driven dining table governor, including：Bluetooth module, microcontroller, PWM
Speed adjusting module, first, second programmable resistance b1, b2, the bluetooth module are connect with the microcontroller serial port, the PWM tune
Fast module includes：First, second resistance R1, R2, first, second capacitance C1, C2, power tube Q1, NE555 time base circuit, optocoupler
U1, the reset terminal RST of the NE555 time base circuits, power end VCC, the first programmable resistance b1 high-end simultaneously connect, described first
The low side of the programmable resistance b1 high-end company with the discharge end DIS of the NE555 time base circuits, the second programmable resistance b2 respectively
It connects, the low side of the second programmable resistance b2 valve with triggering end TR, the NE555 time base circuit of NE555 time base circuits respectively
It is worth the anode connection of end TH, the first capacitance C1, programming end a, the second programmable resistance b2 of the first programmable resistance b1
Programming end b is connect with the first, second output end of microcontroller respectively, and the control terminal Vc of the NE555 time base circuits passes through second
Capacitance C2 is connected over the ground, and the output end OUT of the NE555 time base circuits is connected by the anode of the first resistor R1 and optocoupler U1
It connects, the collector of the optocoupler U1 is connect with the lower end of the base stage of the power tube Q1, second resistance R2 respectively, second electricity
One end of the upper end connection motor M of R2 is hindered, the other end of motor M is connect with the emitter of the power tube Q1, the power tube
The collector of Q1, the cathode of the first capacitance C1, the emitter of optocoupler U1, optocoupler U1 cathode connect over the ground respectively.Wherein, motor
M is the direct current generator for motor-driven dining table.
When the motor-driven dining table governor work, power end DC5V, power end DC24V provide the electricity of direct current 5V, 24V respectively
Energy.The NE555 time base circuits, first, second capacitance C1, C2, first, second programmable resistance b1, b2 constitute turnable pulse width
The multivibrator of ratio.Bluetooth module can be connect with the mobile terminal of bluetooth is supported, the present embodiment is mobile phone terminal, and mobile phone terminal passes through
Bluetooth module sends speed-regulating instruction toward the microcontroller, and the microcontroller is by the first, second output end toward described programming end a, b
Send pulse command, the resistance of described first, second programmable resistance b1, b2 changes, the NE555 time base circuits it is defeated
Outlet OUT exports PWM wave, which is applied to by second resistance R2 on optocoupler U1, optocoupler U1 Phototube Couplings, and controls institute
Power tube Q1 is stated, to complete the adjustment to motor M speed.
This governor can utilize bluetooth module to receive the speed-regulating instruction of mobile terminal, and be changed according to the instruction using microcontroller
Become the resistance value of first, second programmable resistance b1, b2, and then change the PWM wave of NE555 time base circuits output, realizes wireless
The function of motor M speed governing is controlled, user-friendly, the governor of the structure can be used on motor-driven dining table.Wherein, microcontroller is such as
The resistance value what changes described first, second programmable resistance b1, b2 according to speed-regulating instruction is the prior art.
As an optimization, the governor further includes the cathode and motor M of the first diode D1, the first diode D1
One end connects, and the anode of the first diode D1 is connect with the other end of motor M.Motor can be prevented using the first diode D1
The inverse electromotive force that M is generated damages power tube Q1.
As an optimization, the model TIP35C of the power tube Q1.The power tube of model TIP35C is high power tube, can
Improve the driveability of governor.
The better embodiment of the utility model is illustrated above, but the invention be not limited to it is described
Embodiment, those skilled in the art can also make various equivalent changes without departing from the spirit of the present invention
Type or replacement, these equivalent modifications or replacement are all contained in the application claim limited range.
Claims (4)
1. a kind of bluetooth motor-driven dining table governor, which is characterized in that including：Bluetooth module, microcontroller, PWM speed adjusting modules,
One, the second programmable resistance (b1, b2), the bluetooth module are connect with the microcontroller serial port, and first, the of the microcontroller
Two output ends are connect with programming end a, b of first, second programmable resistance (b1, b2) respectively, and described first, second can compile
Journey resistance (b1, b2) is used to adjust the duty ratio of the PWM speed adjusting modules, and output end and the motor M of the PWM speed adjusting modules connect
It connects.
2. a kind of bluetooth motor-driven dining table governor according to claim 1, which is characterized in that the PWM speed adjusting modules packet
It includes：First, second resistance R1, R2, first, second capacitance C1, C2, power tube Q1, NE555 time base circuit, optocoupler U1, it is described
The reset terminal RST of NE555 time base circuits, power end VCC, the first programmable resistance b1 high-end simultaneously connect, and described first is programmable
The low side of resistance (b1) the high-end company with the discharge end DIS of the NE555 time base circuits, the second programmable resistance (b2) respectively
Connect, the low side of second programmable resistance (b2) respectively with triggering end TR, the NE555 time base circuit of NE555 time base circuits
The anode connection of threshold values end TH, the first capacitance C1, programming end a, the second programmable resistance of first programmable resistance (b1)
(b2) programming end b is connect with the first, second output end of microcontroller respectively, and the control terminal Vc of the NE555 time base circuits is logical
It crosses the second capacitance C2 to connect over the ground, the output end OUT of the NE555 time base circuits passes through the first resistor R1's and optocoupler U1
Anode connects, and the collector of the optocoupler U1 is connect with the lower end of the base stage of the power tube Q1, second resistance R2 respectively, described
One end of the upper end connection motor M of second resistance R2, the other end of motor M is connect with the emitter of the power tube Q1, described
The collector of power tube Q1, the cathode of the first capacitance C1, the emitter of optocoupler U1, optocoupler U1 cathode connect over the ground respectively.
3. a kind of motor-driven dining table governor according to claim 2, it is characterised in that：Further include the first diode D1, institute
The cathode for stating the first diode D1 is connect with one end of motor M, and the anode of the first diode D1 connects with the other end of motor M
It connects.
4. a kind of motor-driven dining table governor according to claim 3, it is characterised in that：The model of the power tube Q1
TIP35C。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820009286.3U CN207732673U (en) | 2018-01-03 | 2018-01-03 | A kind of bluetooth motor-driven dining table governor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820009286.3U CN207732673U (en) | 2018-01-03 | 2018-01-03 | A kind of bluetooth motor-driven dining table governor |
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| Publication Number | Publication Date |
|---|---|
| CN207732673U true CN207732673U (en) | 2018-08-14 |
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ID=63084350
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| Application Number | Title | Priority Date | Filing Date |
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| CN201820009286.3U Active CN207732673U (en) | 2018-01-03 | 2018-01-03 | A kind of bluetooth motor-driven dining table governor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108092575A (en) * | 2018-01-03 | 2018-05-29 | 江西盈克电子科技有限公司 | A kind of bluetooth motor-driven dining table governor |
-
2018
- 2018-01-03 CN CN201820009286.3U patent/CN207732673U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108092575A (en) * | 2018-01-03 | 2018-05-29 | 江西盈克电子科技有限公司 | A kind of bluetooth motor-driven dining table governor |
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