CN112305953A - Shutdown pre-speed regulation circuit of dust collector and control method thereof - Google Patents
Shutdown pre-speed regulation circuit of dust collector and control method thereof Download PDFInfo
- Publication number
- CN112305953A CN112305953A CN201910705083.7A CN201910705083A CN112305953A CN 112305953 A CN112305953 A CN 112305953A CN 201910705083 A CN201910705083 A CN 201910705083A CN 112305953 A CN112305953 A CN 112305953A
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- CN
- China
- Prior art keywords
- circuit
- power supply
- shutdown
- speed regulation
- chip microcomputer
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Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
- A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25257—Microcontroller
Abstract
The invention provides a shutdown pre-speed regulation circuit of a dust collector, which comprises a power supply circuit, a single chip microcomputer, an RC speed regulation circuit and a shutdown driving circuit, wherein one end of the power supply circuit is connected with a power supply, the other end of the power supply circuit is grounded, the single chip microcomputer is arranged on the power supply circuit, the RC speed regulation circuit is connected with the power supply circuit, the RC speed regulation circuit is also connected with the single chip microcomputer through a signal transmission circuit, a first capacitor and a variable resistor are arranged on the RC speed regulation circuit, a resistor and a switch are arranged on the shutdown driving circuit, one end of the shutdown driving circuit is connected with a battery pack, the other end of the shutdown driving circuit is connected with the power supply circuit, a power supply branch is also connected. The invention also provides a control method. Compared with the prior art, the invention can realize the pre-speed regulation of the dust collector in the shutdown state and improve the use convenience.
Description
Technical Field
The invention relates to the field of dust collectors, in particular to a shutdown pre-speed regulation circuit of a dust collector and a control method thereof.
Background
The vacuum cleaner is a cleaning device widely used in advanced human lives and industrial production, and its birth has been developed for over one hundred years now. The working principle of the dust collector is that a motor is used for driving blades to rotate at a high speed, air negative pressure is generated in a sealed shell, and then dust is sucked through an external dust suction pipe.
In the existing dust collector, the speed of the dust collector is usually regulated by a speed regulating circuit consisting of a capacitor and a variable resistor in a working state; however, such speed regulation needs to be carried out synchronously when the dust collector works, and pre-speed regulation in a stop state of the dust collector cannot be realized, so that much inconvenience is brought to operation.
Disclosure of Invention
In view of this, the invention provides a shutdown pre-speed regulation circuit of a dust collector and a control method thereof, which can realize pre-speed regulation of the dust collector in a shutdown state and improve the convenience of use.
On one hand, the invention provides a shutdown pre-speed regulation circuit of a dust collector, which comprises a power supply circuit, a single chip microcomputer, an RC speed regulation circuit and a shutdown driving circuit, wherein one end of the power supply circuit is connected with a power supply, the other end of the power supply circuit is grounded, the single chip microcomputer is arranged on the power supply circuit, the RC speed regulation circuit is connected with the power supply circuit, the RC speed regulation circuit is also connected with the single chip microcomputer through a signal transmission circuit, a first capacitor and a variable resistor are arranged on the RC speed regulation circuit, a resistor and a switch are arranged on the shutdown driving circuit, one end of the shutdown driving circuit is connected with a battery pack, the other end of the shutdown driving circuit is connected with the power supply circuit, a power supply branch is.
Further, a second capacitor is provided on the shutdown drive circuit.
Furthermore, the power supply branch circuit is electrically connected with the signal transmission circuit.
Further, the variable resistor is electrically connected with the singlechip through a signal output circuit.
Furthermore, the signal output circuit is electrically connected with the power supply branch.
Further, the power supply is a direct current power supply.
In another aspect, the present invention provides a method for controlling a shutdown pre-speed regulation circuit of a vacuum cleaner, comprising the following steps:
1) in the shutdown state, the power supply stops supplying power to the singlechip and the dust collector, the switch is turned on, and the battery pack supplies power to the shutdown driving circuit;
2) the shutdown driving circuit drives the single chip microcomputer to obtain temporary power supply, the single chip microcomputer drives the RC speed regulating circuit to start, the RC speed regulating circuit obtains the fixed pulse width of the single chip microcomputer through the signal output circuit, and the single chip microcomputer detects the voltage and time of the first capacitor through the signal transmission circuit and stores the voltage and time through the memory;
3) after the system detects the detection data of the first capacitor by the singlechip, the switch is automatically closed, and the battery pack stops supplying power to the shutdown driving circuit;
4) the system detects that the shutdown driving circuit restarts the power supply circuit after stopping supplying power, the singlechip calls the speed regulation data from the memory and then sends the speed regulation data to the motor, and the dust collector works according to the speed regulated parameters.
The invention provides a shutdown pre-speed regulation circuit of a dust collector and a control method thereof, which mainly comprise a power supply circuit, a single chip microcomputer, an RC speed regulation circuit and a shutdown driving circuit, wherein one end of the power supply circuit is connected with a power supply, the other end of the power supply circuit is grounded, the single chip microcomputer is arranged on the power supply circuit, the RC speed regulation circuit is connected with the power supply circuit, the RC speed regulation circuit is also connected with the single chip microcomputer through a signal transmission circuit, a first capacitor and a variable resistor are arranged on the RC speed regulation circuit, a resistor and a switch are arranged on the shutdown driving circuit, one end of the shutdown driving circuit is connected with a battery pack, the other end of the shutdown driving circuit is connected with the power supply circuit, and a power supply branch circuit;
under the shutdown state of the dust collector, the battery pack supplies power to the shutdown driving circuit, so that the shutdown driving circuit can supply power to the RC speed regulating circuit, the power supply function under the shutdown state is realized, the pre-speed regulation under the shutdown state of the dust collector can be realized, and the use convenience is improved.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 is a schematic structural diagram of a shutdown pre-speed regulation circuit of a vacuum cleaner according to an embodiment of the present invention.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
The first embodiment is as follows:
referring to fig. 1, there is shown a shutdown pre-governor circuit of a vacuum cleaner according to an embodiment of the present invention, which comprises a power supply circuit 1, a singlechip 2, an RC speed regulating circuit 3 and a shutdown driving circuit 4, wherein one end of the power supply circuit 1 is connected with a power supply, this power specifically can be DC power supply, supply circuit 1's other end ground connection, singlechip 2 sets up on supply circuit 1, supply circuit 1 is connected to RC speed governing circuit 3, RC speed governing circuit 3 still connects singlechip 2 through signal transmission circuit 31, be provided with first condenser C3 and variable resistor RP on the RC speed governing circuit 3, be provided with resistor 42 and switch 43 on the drive circuit 4 of shutting down, the battery package is connected to the one end of drive circuit 4 of shutting down, supply circuit 1 is connected to the other end of drive circuit 4 of shutting down, still be connected with power supply branch road 44 on the drive circuit 4 of shutting down, singlechip 2 is connected to power supply branch road 44 electricity.
Referring to fig. 1, the control method of the circuit includes the steps of:
1) in the shutdown state, the power supply stops supplying power to the singlechip and the dust collector, the switch is turned on, and the battery pack supplies power to the shutdown driving circuit;
2) the shutdown driving circuit drives the single chip microcomputer to obtain temporary power supply, the single chip microcomputer drives the RC speed regulating circuit to start, the RC speed regulating circuit obtains the fixed pulse width of the single chip microcomputer through the signal output circuit, and the single chip microcomputer detects the voltage and time of the first capacitor through the signal transmission circuit and stores the voltage and time through the memory;
3) after the system detects the detection data of the first capacitor by the singlechip, the switch is automatically closed, and the battery pack stops supplying power to the shutdown driving circuit;
4) the system detects that the shutdown driving circuit restarts the power supply circuit after stopping supplying power, the singlechip calls the speed regulation data from the memory and then sends the speed regulation data to the motor, and the dust collector works according to the speed regulated parameters.
The shutdown pre-speed regulation circuit of the dust collector and the control method thereof provided by the embodiment mainly comprise a power supply circuit, a single chip microcomputer, an RC speed regulation circuit and a shutdown driving circuit, wherein one end of the power supply circuit is connected with a power supply, the other end of the power supply circuit is grounded, the single chip microcomputer is arranged on the power supply circuit, the RC speed regulation circuit is connected with the power supply circuit, the RC speed regulation circuit is also connected with the single chip microcomputer through a signal transmission circuit, a first capacitor and a variable resistor are arranged on the RC speed regulation circuit, a resistor and a switch are arranged on the shutdown driving circuit, one end of the shutdown driving circuit is connected with a battery pack, the other end of the shutdown driving circuit is connected with the power supply circuit, a power supply branch is also connected;
under the shutdown state of the dust collector, the battery pack supplies power to the shutdown driving circuit, so that the shutdown driving circuit can supply power to the RC speed regulating circuit, the power supply function under the shutdown state is realized, the pre-speed regulation under the shutdown state of the dust collector can be realized, and the use convenience is improved.
Example two:
referring to fig. 1, a shutdown pre-speed regulation circuit of a vacuum cleaner according to a second embodiment of the present invention is shown, and the present embodiment further adopts the following technical solutions as improvements on the basis of the above embodiment: the shutdown driving circuit 4 is further provided with a second capacitor 41, and the power supply branch 44 is electrically connected to the signal transmission circuit 31. Through the arrangement of the structure, the power supply of the shutdown driving circuit to the signal transmission circuit in the shutdown state can be realized, and the singlechip can be ensured to receive the detection signal.
Example three:
referring to fig. 1, a stopping pre-speed regulation circuit of a vacuum cleaner according to a third embodiment of the present invention is shown, and the present embodiment further provides the following technical solutions as improvements on the basis of the above embodiment: the variable resistor RP is electrically connected to the single chip microcomputer 2 through the signal output circuit 32, and the signal output circuit 32 is electrically connected to the power supply branch 44. Through the arrangement of the structure, the speed regulation function under the rapid shutdown state can be realized.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (7)
1. The shutdown pre-speed regulation circuit of the dust collector is characterized by comprising a power supply circuit (1), a single chip microcomputer (2), an RC speed regulation circuit (3) and a shutdown driving circuit (4), wherein one end of the power supply circuit (1) is connected with a power supply, the other end of the power supply circuit (1) is grounded, the single chip microcomputer (2) is arranged on the power supply circuit (1), the RC speed regulation circuit (3) is connected with the power supply circuit (1), the RC speed regulation circuit (3) is also connected with the single chip microcomputer (2) through a signal transmission circuit (31), a first capacitor (C3) and a variable Resistor (RP) are arranged on the RC speed regulation circuit (3), a resistor (42) and a switch (43) are arranged on the shutdown driving circuit (4), one end of the shutdown driving circuit (4) is connected with a battery pack, the other end of the shutdown driving circuit (4) is connected with the power supply circuit (1), the shutdown driving circuit (4) is also connected with a power supply branch (44), and the power supply branch (44) is electrically connected with the singlechip (2).
2. A circuit for pre-regulating the stoppage of a vacuum cleaner according to claim 1, wherein a second capacitor (41) is also provided on said stoppage drive circuit (4).
3. A circuit for pre-speeding down the machine of a vacuum cleaner according to claim 1 or 2, characterized in that said power supply branch (44) is electrically connected to said signal transmission circuit (31).
4. The shutdown pre-speed regulation circuit of a vacuum cleaner as claimed in claim 1, characterized in that the variable Resistor (RP) is electrically connected to the single chip microcomputer (2) via a signal output circuit (32).
5. The circuit for pre-speeding down the machine of a vacuum cleaner as claimed in claim 4, wherein said signal output circuit (32) is electrically connected to said power supply branch (44).
6. The shutdown pre-speed regulation circuit of a vacuum cleaner as claimed in claim 1, wherein the power supply is a dc power supply.
7. The method for controlling a shutdown pre-governor circuit for a vacuum cleaner as set forth in any one of claims 1-6, comprising the steps of:
1) in a shutdown state, the power supply stops supplying power to the single chip microcomputer and the dust collector, the switch (43) is turned on, and the battery pack supplies power to the shutdown driving circuit (4);
2) the shutdown driving circuit (4) drives the single chip microcomputer to obtain temporary power supply, the single chip microcomputer drives the RC speed regulating circuit (3) to start, the RC speed regulating circuit (3) obtains the fixed pulse width of the single chip microcomputer through a signal output circuit (32), and the single chip microcomputer detects the voltage and time of the first capacitor (C3) through a signal transmission circuit (31) and stores the voltage and time through a memory;
3) after the system detects the detection data of the single chip microcomputer on the first capacitor (C3), the switch (43) is automatically closed, and the battery pack stops supplying power to the shutdown driving circuit (4);
4) the system detects that the shutdown driving circuit (4) restarts the power supply circuit (1) after stopping supplying power, the singlechip calls speed regulation data from the memory and then sends the speed regulation data to the motor, and the dust collector works according to the speed regulated parameters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910705083.7A CN112305953A (en) | 2019-07-31 | 2019-07-31 | Shutdown pre-speed regulation circuit of dust collector and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910705083.7A CN112305953A (en) | 2019-07-31 | 2019-07-31 | Shutdown pre-speed regulation circuit of dust collector and control method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112305953A true CN112305953A (en) | 2021-02-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910705083.7A Pending CN112305953A (en) | 2019-07-31 | 2019-07-31 | Shutdown pre-speed regulation circuit of dust collector and control method thereof |
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| Country | Link |
|---|---|
| CN (1) | CN112305953A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117498843A (en) * | 2024-01-02 | 2024-02-02 | 珠海镓未来科技有限公司 | Switching device with controllable conduction speed |
-
2019
- 2019-07-31 CN CN201910705083.7A patent/CN112305953A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117498843A (en) * | 2024-01-02 | 2024-02-02 | 珠海镓未来科技有限公司 | Switching device with controllable conduction speed |
| CN117498843B (en) * | 2024-01-02 | 2024-03-15 | 珠海镓未来科技有限公司 | Switching device with controllable conduction speed |
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