CN209962118U - Shutdown pre-speed regulation circuit of dust collector - Google Patents
Shutdown pre-speed regulation circuit of dust collector Download PDFInfo
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- CN209962118U CN209962118U CN201921231267.6U CN201921231267U CN209962118U CN 209962118 U CN209962118 U CN 209962118U CN 201921231267 U CN201921231267 U CN 201921231267U CN 209962118 U CN209962118 U CN 209962118U
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Abstract
The utility model provides a shut down speed governing circuit in advance of dust catcher, it includes supply circuit, a single-chip microcomputer, RC speed governing circuit and shut down drive circuit, power is connected to supply circuit's one end, supply circuit's other end ground connection, the singlechip sets up on supply circuit, RC speed governing circuit connection supply circuit, RC speed governing circuit still passes through signal transmission circuit and connects the singlechip, be provided with first condenser and variable resistor on the RC speed governing circuit, be provided with resistor and switch on the shut down drive circuit, shut down drive circuit's one end and connect the battery package, shut down drive circuit's the other end and connect supply circuit, still be connected with the power supply branch road on the shut down drive circuit, the singlechip is connected to the power supply branch road electricity. The utility model discloses compare in prior art and can realize the preliminary speed governing under the dust catcher shut down state, promote the convenience of using.
Description
Technical Field
The utility model relates to a dust catcher field particularly, relates to a shut down speed pre-regulating circuit of dust catcher.
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.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a shut down preliminary speed governing circuit of dust catcher can realize the preliminary speed governing under the dust catcher shut down state, promotes the convenience of using.
The utility model provides a shut down speed governing circuit in advance of dust catcher, it includes supply circuit, a single-chip microcomputer, RC speed governing circuit and shut down drive circuit, power is connected to supply circuit's one end, supply circuit's other end ground connection, the singlechip sets up on supply circuit, RC speed governing circuit connection supply circuit, RC speed governing circuit still passes through signal transmission circuit and connects the singlechip, be provided with first condenser and variable resistor on the RC speed governing circuit, be provided with resistor and switch on the shut down drive circuit, shut down drive circuit's one end and connect the battery package, shut down drive circuit's the other end and connect supply circuit, still be connected with the power supply branch road on the shut down drive circuit, the singlechip is connected to the power supply branch road electricity.
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.
The utility model provides an among the shut down preliminary speed governing circuit of dust catcher, power supply circuit has mainly been set up, a single-chip microcomputer, RC speed governing circuit and shut down drive circuit, the power is connected to power supply circuit's one end, power supply circuit's other end ground connection, the singlechip sets up on power supply circuit, RC speed governing circuit connects power supply circuit, RC speed governing circuit still passes through signal transmission circuit and connects the singlechip, RC speed governing circuit is last to be provided with first condenser and variable resistor, shut down drive circuit is last to be provided with resistor and switch, shut down drive circuit's one end and connect the battery package, shut down drive circuit's the other end and connect supply circuit, shut down drive circuit and still be connected with the power supply branch road, the singlechip is connected to the power;
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 view 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-speed regulation 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.
The shutdown pre-speed regulation circuit of the dust collector is mainly provided with 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 on the shutdown driving;
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 in the drawing, and the present embodiment further provides 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-adjusting circuit of a vacuum cleaner according to a third embodiment of the present invention is shown in the drawing, 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 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 and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (6)
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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921231267.6U CN209962118U (en) | 2019-07-31 | 2019-07-31 | Shutdown pre-speed regulation circuit of dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921231267.6U CN209962118U (en) | 2019-07-31 | 2019-07-31 | Shutdown pre-speed regulation circuit of dust collector |
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| Publication Number | Publication Date |
|---|---|
| CN209962118U true CN209962118U (en) | 2020-01-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921231267.6U Active CN209962118U (en) | 2019-07-31 | 2019-07-31 | Shutdown pre-speed regulation circuit of dust collector |
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| CN (1) | CN209962118U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112305953A (en) * | 2019-07-31 | 2021-02-02 | 苏州市春菊电器有限公司 | Shutdown pre-speed regulation circuit of dust collector and control method thereof |
-
2019
- 2019-07-31 CN CN201921231267.6U patent/CN209962118U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112305953A (en) * | 2019-07-31 | 2021-02-02 | 苏州市春菊电器有限公司 | Shutdown pre-speed regulation circuit of dust collector and control method thereof |
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