CN218045006U - Rolling brush driving circuit and cleaning device applying same - Google Patents
Rolling brush driving circuit and cleaning device applying same Download PDFInfo
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- CN218045006U CN218045006U CN202221819397.3U CN202221819397U CN218045006U CN 218045006 U CN218045006 U CN 218045006U CN 202221819397 U CN202221819397 U CN 202221819397U CN 218045006 U CN218045006 U CN 218045006U
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Abstract
The utility model provides a round brush drive circuit, it includes MCU, first switch circuit, second switch circuit, third switch circuit, fourth switch circuit, MCU includes predetermined procedure and first IO port, second IO port, first switch circuit is located battery pack's positive pole, between the second electrode, second switch circuit is located battery pack's positive pole, between the first electrode, third switch circuit is located battery pack's negative pole, between the second electrode, fourth switch circuit is located battery pack's negative pole, between the second electrode, first IO port output first signal control first switch circuit fourth switch circuit closes simultaneously or switches on simultaneously, second IO port output second signal control second switch circuit third switch circuit switches on simultaneously or closes simultaneously. The utility model discloses a direction of rotation through MCU control cylinder motor to make the cellosilk or the fine hair reconversion on round brush surface, simple structure has improved clean efficiency.
Description
Technical Field
The utility model relates to a cleaning apparatus technical field, concretely relates to round brush drive circuit and use its cleaning device.
Background
With the advancement of science and technology and the improvement of living standard, various techniques for improving the labor efficiency of human beings are developed, one cleaning device for cleaning is provided, people can use the cleaning devices with different functions to complete different cleaning operations,
a common floor cleaning machine generally performs a cleaning function by a rolling brush. The surface of the rolling brush is provided with fiber yarns or fluff, the fiber yarns or the fluff on the surface of the rolling brush can adsorb dirt on the ground when the ground is cleaned, and the cleaning floor washing machine is also provided with a scraper blade matched with the rolling brush, so that the dirt on the rolling brush and the sewage can be scraped and then sucked into a sewage tank, thereby realizing the cleaning process.
But the round brush on the existing market often all rotates along a direction, and fibre silk or fine hair on the round brush can be pressed by the scraper blade and face down the deformation, hug closely the round brush to lead to clear effect variation, reduced clear efficiency, and also do not have the cleaning device that can the rotation direction of automatic control round brush at present.
Therefore, there is a need to provide a new roller brush driving circuit and a cleaning device using the same to solve the above-mentioned problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a not enough to prior art exists, but the utility model aims to provide a but cleaning device of automatic control round brush direction of rotation's round brush drive circuit and applied it.
In order to achieve the above object, the utility model provides a round brush drive circuit, it is applied to cleaning device, cleaning device includes battery pack, round brush motor, the round brush motor includes first electrode, second electrode, round brush drive circuit includes MCU, first switch circuit, second switch circuit, third switch circuit, fourth switch circuit, MCU includes predetermined procedure and first IO port, second IO port, first switch circuit is located battery pack's positive pole between the second electrode, second switch circuit is located battery pack's positive pole between the first electrode, third switch circuit is located battery pack's negative pole between the second electrode, fourth switch circuit is located battery pack's negative pole between the first electrode, first IO port basis predetermined procedure output first signal control first switch circuit fourth switch circuit closes or switches on simultaneously, second IO port basis predetermined second switch control signal switch circuit closes simultaneously or switches on simultaneously.
Preferably, when the first switch circuit and the fourth switch circuit are turned off simultaneously and the second switch circuit and the third switch circuit are turned on simultaneously, the brush motor rotates in a forward direction.
Preferably, when the first switch circuit and the fourth switch circuit are turned on simultaneously and the second switch circuit and the third switch circuit are turned off simultaneously, the brush motor rotates in a reverse direction.
Preferably, the first switch circuit includes a first MOS transistor and a first resistor, a gate of the first MOS transistor is connected to the first I/O port via the first resistor, a source of the first MOS transistor is connected to the positive electrode of the battery assembly, and a drain of the first MOS transistor is connected to the second electrode of the brush motor.
Preferably, the second switch circuit includes a second MOS transistor and a second resistor, a gate of the second MOS transistor is connected to the second I/O port via the second resistor, a source of the second MOS transistor is connected to the anode of the battery assembly, and a drain of the second MOS transistor is connected to the first electrode of the brush motor.
Preferably, the first MOS transistor and the second MOS transistor are both NMOS transistors.
Preferably, the third switch circuit includes a third MOS transistor and a third resistor, a gate of the third MOS transistor is connected to the second I/O port via the third resistor, a source of the third MOS transistor is connected to the negative electrode of the battery assembly, and a drain of the third MOS transistor is connected to the second electrode of the brush motor.
Preferably, the fourth switching circuit includes a fourth MOS transistor and a fourth resistor, a gate of the fourth MOS transistor is connected to the first I/O port via the fourth resistor, a source of the fourth MOS transistor is connected to the negative electrode of the battery pack, and a drain of the fourth MOS transistor is connected to the first electrode of the brush motor.
Preferably, the third MOS transistor and the fourth MOS transistor are both PMOS transistors.
In order to realize the above object, the utility model also provides a cleaning device, its application as above round brush drive circuit, it still includes main part, handle components, drags first subassembly, control module group, drag first subassembly include by round brush motor drive's round brush, with the scraper blade that the round brush is adjacent to be set up, the round brush include with the brush hair of scraper blade butt, control module group is connected including the electricity battery pack the main control board of round brush motor, MCU is integrated the main control board.
The utility model discloses a MCU, first switch circuit, second switch circuit, third switch circuit, fourth switch circuit, the cooperation of round brush motor, realized the rotation direction of MCU automatic control round brush motor to make the brush hair reconversion on round brush surface, simple structure has improved clean efficiency, thereby provides better clean experience for the user.
Drawings
Fig. 1 is a schematic diagram of a rolling brush driving circuit according to the present invention;
fig. 2 is a perspective combination view of an embodiment of a cleaning device using a rolling brush driving circuit according to the present invention;
fig. 3 isbase:Sub>A partial cross-sectional view taken along linebase:Sub>A-base:Sub>A of fig. 2.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.
As shown in fig. 1, the utility model provides a be applied to cleaning device's round brush drive circuit, cleaning device include battery pack, round brush motor, and the round brush motor includes first electrode, second electrode.
The rolling brush driving circuit comprises an MCU, a first switch circuit, a second switch circuit, a third switch circuit and a fourth switch circuit. The MCU comprises a preset program, a first I/O port and a second I/O port.
The first switch circuit is located between the positive electrode and the second electrode of the battery assembly, the second switch circuit is located between the positive electrode and the first electrode of the battery assembly, the third switch circuit is located between the negative electrode and the second electrode of the battery assembly, and the fourth switch circuit is located between the negative electrode and the first electrode of the battery assembly.
The first I/O port outputs a first signal according to a preset program to control the first switch circuit and the fourth switch circuit to be simultaneously closed or simultaneously conducted. The second I/O port outputs a second signal according to a preset program to control the second switch circuit and the third switch circuit to be simultaneously switched on or switched off.
Specifically, when the MCU controls the first switch circuit and the fourth switch circuit to be closed and the second switch circuit and the third switch circuit to be switched on, the rolling brush motor rotates along the positive direction; when the MCU controls the first switch circuit and the fourth switch circuit to be conducted and the second switch circuit and the third switch circuit to be closed, the rolling brush motor rotates along the reverse direction.
Specifically, the first switch circuit includes a first MOS transistor M1 and a first resistor R1, a gate of the first MOS transistor M1 is connected to the first I/O port via the first resistor R1, a source of the first MOS transistor M1 is connected to the anode of the battery assembly, and a drain of the first MOS transistor M1 is connected to the second electrode of the brush motor.
The second switch circuit comprises a second MOS tube M2 and a second resistor R2, the grid electrode of the second MOS tube M2 is connected to the second I/O port through the second resistor R2, the source electrode of the second MOS tube M2 is connected with the anode of the battery component, and the drain electrode of the second MOS tube M2 is connected with the first electrode of the rolling brush motor.
Specifically, the first MOS transistor M1 and the second MOS transistor M2 are both NMOS transistors.
The third switch circuit comprises a third MOS tube M3 and a third resistor R3, the grid electrode of the third MOS tube M3 is connected to the second I/O port through the third resistor R3, the source electrode of the third MOS tube M3 is connected with the negative electrode of the battery component, and the drain electrode of the third MOS tube M3 is connected with the second electrode of the rolling brush motor.
The fourth switching circuit comprises a fourth MOS tube M4 and a fourth resistor R4, the grid electrode of the fourth MOS tube M4 is connected to the first I/O port through the fourth resistor R4, the source electrode of the fourth MOS tube M4 is connected with the negative electrode of the battery component, and the drain electrode of the fourth MOS tube M4 is connected with the first electrode of the rolling brush motor.
Specifically, the third MOS transistor M3 and the fourth MOS transistor M4 are both PMOS transistors.
Specifically, the first signal and the second signal are both voltage signals, and the first MOS transistor M1, the second MOS transistor M2, the third MOS transistor M3 and the fourth MOS transistor M4 are controlled by setting the value of the voltage signal.
The utility model discloses the theory of operation of round brush drive circuit is that MCU exports first signal, second signal according to preset procedure, closes/switches on through first signal control first switch circuit, fourth switch circuit, switches on/off through second signal control second switch circuit, third switch circuit to realize that the round brush motor rotates along forward or along the antiport.
As shown in fig. 2 and fig. 3, in order to adopt the embodiment of the cleaning device of the rolling brush driving circuit of the present invention, the cleaning device includes a main body 1, a handle assembly 2, a mop head assembly 3, and a control module. The handle assembly 2 and the mop head assembly 3 are respectively assembled at two ends of the main body 1. The main body 1 includes a housing 11, and a fresh water tank assembly 12 and a foul water tank assembly 13 detachably assembled to the housing 11. The handle assembly 2 includes a handle 21 and a pull rod 22 connected to the handle 21, and the pull rod 22 is assembled to the housing 11.
The mop head assembly 3 includes a fixed housing 31, a roller brush 32 assembled to the fixed housing 31, and a scraper 33 disposed adjacent to the roller brush 32. The roll brush 32 includes bristles 321 on a surface thereof. The scraper 33 abuts on the brush 321.
The brush bristles 321 can be made of fiber filaments or fluff, and when the rolling brush 32 continuously rotates along one direction, the scraper 33 can scrape foreign matters and sewage on the brush bristles 321, but the brush bristles are prone to deform easily to affect the subsequent cleaning effect.
The mop head assembly 3 further comprises a water spray bar 34 assembled on the fixed shell 31, a suction assembly 35 and a sewage pipeline 36 communicated with the sewage tank assembly 13 and the suction assembly 35. The water spray bar 34 may spray water toward the roll brush 32. The suction assembly 35 is located below the scraper 33 so that foreign materials and sewage scraped by the scraper 33 can be sucked and recovered in time and transferred to the sump assembly 13 through the sewage pipe 36.
The control module comprises a main control board 41, a battery assembly 42 respectively electrically connected with the main control board 41, and a rolling brush motor 43 driving the rolling brush 32 to rotate. The battery assembly 42 is used for supplying power to the main control board 41 and the roll brush motor 43. The brush motor 43 includes a first electrode 431 and a second electrode 432. The utility model discloses a MCU is integrated on main control board 41. The MCU may preset a reverse rotation command of the roll brush motor 43 at a fixed time interval, or trigger the reverse rotation command at a fixed time after the self-cleaning is finished, but is not limited thereto.
The control module further comprises a motor and a water pump (not shown). The water pump is used for being connected between the water purifying tank assembly 12 and the water spray bar 34. The motor is used to power the suction assembly 35.
When the user uses this cleaning device 100, grip handle subassembly 2 removes and drags first subassembly 3 clean, supplies water to dragging first subassembly 3 through control module group control water purification case subassembly 12, and water pump control water spray strip 34 is facing to the round brush 32 water spray, and the round brush 32 cleans ground. The MCU controls the drum brush motor 43 to rotate reversely according to a preset program, thereby driving the drum brush 32 to rotate reversely, and restoring the fiber filaments or naps on the surface of the drum brush 32.
To sum up, the utility model provides a be applied to cleaning device's round brush drive circuit, it passes through MCU, first switch circuit, second switch circuit, third switch circuit, fourth switch circuit, the cooperation of round brush motor, has realized the rotation direction of MCU automatic control round brush motor to make the cellosilk or the fine hair reconversion on round brush surface, simple structure has improved clean efficiency, thereby provides better clean experience for the user.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not necessarily depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.
Claims (10)
1. The utility model provides a round brush drive circuit, its is applied to cleaning device, cleaning device includes battery pack, round brush motor includes first electrode, second electrode, a serial communication port, round brush drive circuit includes MCU, first switch circuit, second switch circuit, third switch circuit, fourth switch circuit, MCU includes predetermined procedure and first IO port, second IO port, first switch circuit is located battery pack's positive pole between the second electrode, second switch circuit is located battery pack's positive pole between the first electrode, third switch circuit is located battery pack's negative pole between the second electrode, fourth switch circuit is located battery pack's negative pole between the first electrode, first IO port basis predetermined procedure output first signal control first switch circuit, fourth switch circuit closes simultaneously or switches on simultaneously, second IO port basis predetermined procedure output second signal switch circuit, second switch circuit closes simultaneously or switches on simultaneously.
2. A brush driver circuit according to claim 1, wherein when the first switch circuit and the fourth switch circuit are turned off at the same time and the second switch circuit and the third switch circuit are turned on at the same time, the brush motor rotates in a forward direction.
3. A brush driver circuit according to claim 2, wherein when the first switch circuit and the fourth switch circuit are turned on simultaneously and the second switch circuit and the third switch circuit are turned off simultaneously, the brush motor rotates in a reverse direction.
4. The rolling brush driving circuit according to claim 3, wherein the first switch circuit comprises a first MOS transistor and a first resistor, a gate of the first MOS transistor is connected to the first I/O port via the first resistor, a source of the first MOS transistor is connected to the positive electrode of the battery assembly, and a drain of the first MOS transistor is connected to the second electrode of the rolling brush motor.
5. The rolling brush driving circuit according to claim 4, wherein the second switching circuit comprises a second MOS transistor and a second resistor, a gate of the second MOS transistor is connected to the second I/O port via the second resistor, a source of the second MOS transistor is connected to the positive electrode of the battery assembly, and a drain of the second MOS transistor is connected to the first electrode of the rolling brush motor.
6. The rolling brush driving circuit according to claim 5, wherein the first MOS transistor and the second MOS transistor are both NMOS transistors.
7. The rolling brush driving circuit according to claim 6, wherein the third switching circuit comprises a third MOS transistor and a third resistor, a gate of the third MOS transistor is connected to the second I/O port via the third resistor, a source of the third MOS transistor is connected to a negative electrode of the battery assembly, and a drain of the third MOS transistor is connected to the second electrode of the rolling brush motor.
8. The rolling brush driving circuit according to claim 7, wherein the fourth switching circuit comprises a fourth MOS transistor and a fourth resistor, a gate of the fourth MOS transistor is connected to the first I/O port via the fourth resistor, a source of the fourth MOS transistor is connected to a negative electrode of the battery assembly, and a drain of the fourth MOS transistor is connected to the first electrode of the rolling brush motor.
9. The rolling brush driving circuit according to claim 8, wherein the third MOS transistor and the fourth MOS transistor are PMOS transistors.
10. A cleaning device to which the roll brush drive circuit according to claims 1 to 9 is applied, characterized by further comprising a main body, a handle assembly, a mop head assembly, and a control module, wherein the mop head assembly comprises a roll brush driven by the roll brush motor, and a scraper arranged adjacent to the roll brush, the roll brush comprises bristles abutted against the scraper, the control module comprises a main control board electrically connected with the battery assembly and the roll brush motor, and the MCU is integrated in the main control board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221819397.3U CN218045006U (en) | 2022-07-14 | 2022-07-14 | Rolling brush driving circuit and cleaning device applying same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221819397.3U CN218045006U (en) | 2022-07-14 | 2022-07-14 | Rolling brush driving circuit and cleaning device applying same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218045006U true CN218045006U (en) | 2022-12-16 |
Family
ID=84399840
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221819397.3U Active CN218045006U (en) | 2022-07-14 | 2022-07-14 | Rolling brush driving circuit and cleaning device applying same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218045006U (en) |
-
2022
- 2022-07-14 CN CN202221819397.3U patent/CN218045006U/en active Active
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