CN109381108B - Hand-held vacuum cleaner - Google Patents
Hand-held vacuum cleaner Download PDFInfo
- Publication number
- CN109381108B CN109381108B CN201710656007.2A CN201710656007A CN109381108B CN 109381108 B CN109381108 B CN 109381108B CN 201710656007 A CN201710656007 A CN 201710656007A CN 109381108 B CN109381108 B CN 109381108B
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- China
- Prior art keywords
- control unit
- circuit
- hand
- held cleaner
- dust collector
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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
- A47L5/00—Structural features of suction cleaners
- A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
- A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
- A47L5/24—Hand-supported suction cleaners
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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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- 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
- A47L9/2836—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means characterised by the parts which are controlled
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electric Vacuum Cleaner (AREA)
- Brushes (AREA)
Abstract
A hand-held cleaner comprising: the dust collector comprises a dust collector main machine (10), a floor brush (20) and an extension pipe (30) for connecting the dust collector main machine and the floor brush, wherein a first control unit (101) is arranged in the dust collector main machine, and a detection circuit (102) is arranged in the dust collector main machine; a second control unit (201) is arranged in the ground brush, and a sensing circuit is connected into the second control unit; the second control unit is also connected with an execution circuit (202), the execution circuit is connected between the anode and the cathode of the power supply line of the host, when the second control unit receives a signal of the sensing circuit, the execution circuit is controlled to be switched on, the detection circuit detects the current change between the anode and the cathode of the power supply line and feeds back a signal to the first control unit, and the first control unit sends out a power-off instruction according to the feedback signal. In the invention, the ground brush can feed back the ground brush state or the control signal to the host machine only through two power lines, and the host machine realizes indication or function control, thus having strong compatibility, reducing the design complexity of the structure and reducing the cost of the whole machine.
Description
Technical Field
The invention relates to a handheld dust collector, and belongs to the technical field of small household appliance manufacturing.
Background
The accessory electric floor brush newly developed aiming at the dust collector is various, the functions of the electric floor brush matched with the cordless dust collector developed before are single, and the wires output to the floor brush are only a positive wire and a negative wire of a power cord, so that the floor brush with the complex functions needs to feed back some abnormal signals or control signals, and the abnormal signals or the control signals can not be realized only by the positive power cord and the negative power cord. Therefore, the circuit structure is complex in design, and the circuit structure of the dust collector is complex and high in cost.
Disclosure of Invention
The invention aims to solve the technical problem of providing a handheld dust collector, wherein a floor brush only feeds back the status or control signals of the floor brush to a host through two power lines, and the host realizes indication or function control, so that the handheld dust collector can be compatible with most of the hosts, and meanwhile, the structural design complexity is reduced, and the overall cost is reduced.
The technical problem to be solved by the invention is realized by the following technical scheme:
a hand-held cleaner comprising: dust catcher host computer and scrubbing brush to and the extension pipe that couples together with both, be equipped with first the control unit in the dust catcher host computer, be equipped with detection circuit in the first the control unit, be equipped with the second the control unit in the scrubbing brush, access sensing circuit among the second the control unit, sensing circuit includes the sensing unit still access executive circuit among the second the control unit, executive circuit connects between the positive pole, the negative pole of the power supply line of host computer, the second the control unit receives during sensing circuit's signal, the control switch-on executive circuit, detection circuit detects the current variation and the feedback signal of power supply line and gives first the control unit, first the control unit sends the outage according to feedback signal and instructs.
In order to realize multi-signal feedback simultaneously, the execution circuit is more than one and is respectively connected in parallel between the positive pole and the negative pole of the power supply line of the host machine.
Specifically, the execution circuit includes a load resistance and a switching element connected in series, and the switching element is connected to the second control unit.
As required, the switching element includes: a field effect transistor, a relay, or a triode.
In an embodiment of the invention, a slop pail is arranged on the extension pipe, a floater is arranged in the slop pail, a magnet is arranged in the floater, and the sensing unit is a hall switch which is arranged on a main body of the extension pipe corresponding to the magnet.
The sensing unit can be a pressure switch arranged in the air inlet duct of the floor brush.
The sensing unit may also be a dump switch disposed on the second control unit.
In order to play an effective warning role, the power-off indication further comprises: the indicator lights flash or illuminate.
In summary, the present invention provides a handheld vacuum cleaner, in which the floor brush only feeds back the status or control signal of the floor brush to the host through two power lines, and the host implements indication or function control, so as to implement compatibility with most hosts, and simultaneously reduce the structural design complexity and the overall cost.
The technical solution of the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
Drawings
FIG. 1 is a schematic view of the overall structure of a hand-held vacuum cleaner according to the present invention;
FIG. 2 is a partial schematic diagram of the circuit of the present invention.
Detailed Description
FIG. 1 is a schematic view of the overall structure of a hand-held vacuum cleaner according to the present invention; FIG. 2 is a partial schematic diagram of the circuit of the present invention. As shown in fig. 1 in combination with fig. 2, the present invention provides a hand-held cleaner including: the vacuum cleaner comprises a main cleaner body 10, a floor brush 20 and an extension pipe 30 connecting the main cleaner body 10 and the floor brush 20, wherein a first control unit 101 is arranged in the main cleaner body 10, a detection circuit 102 is arranged in the first control unit 101, a second control unit 201 is arranged in the floor brush 20, a sensing circuit 202 is connected into the second control unit 201, the detection circuit 102 detects the change of the floor brush current and feeds back a signal to the first control unit 101, and the first control unit 101 sends out a power-off indication according to the feedback signal.
The floor brush is provided with a second control unit 201, and the second control unit 201 is connected to a sensing circuit (not shown in the figure), which includes a sensing unit. The second control unit 201 is also connected to an execution circuit 202, and the execution circuit 202 is connected between the positive pole P +, the negative pole P "of the power supply line of the host computer 10. When the second control unit 201 receives the signal of the sensing circuit, the execution circuit 202 is controlled to be switched on, the detection circuit 102 detects the current change between the positive pole P + and the negative pole P-of the power supply line and feeds back a signal to the first control unit 101, and the first control unit 101 sends out a power-off instruction according to the feedback signal.
In order to play an effective warning role, the power-off indication further comprises: the indicator lights flash or illuminate. In order to realize multi-signal feedback simultaneously, the execution circuit 202 is more than one and is connected between the positive power supply line and the negative power supply line of the host in parallel. Specifically, the execution circuit 202 includes a load resistor 2021 and a switch element 2022, and the switch element 2022 is connected to the second control unit 201. The switching element 2022 includes, as necessary: a field effect transistor, a relay, or a triode.
As shown in fig. 1, a slop pail 40 is disposed on the extension pipe, a float is disposed in the slop pail 40, a magnet is disposed in the float, and the sensing unit is a hall switch disposed on the body of the extension pipe corresponding to the magnet. Besides, the sensing unit can also be a pressure switch arranged in the air inlet duct of the floor brush, or the sensing unit can also be a dumping switch arranged on the second control unit. Referring to fig. 2, the second control unit 201 is connected to a sensing circuit (not shown) of a hall switch of a magnet built in a float in the slop pail 40, R1 is a load resistor in a corresponding execution circuit, when the second control unit 201 of the host receives a signal of the hall switch, the second control unit 201 controls the MOS transistor Q1 in fig. 2 to be turned on, at this time, R1 is connected between the power supply lines P + and P-of the host, after R1 is connected, the current of the power supply line of the host increases, the detection circuit 102 detects a change of the current value of the power supply line, and the first control unit 101 gives a corresponding indication or control according to the detected current value. Such as: the indicator light may be controlled to flash to alert the user that the liquid level in the slop pail 40 has reached the pre-warning height, and that timely decontamination should be undertaken.
Similarly, the second control unit 201 is connected to a sensing circuit (not shown in the figure) for detecting a pressure switch of the air intake duct of the floor brush, R2 is a load resistor in the corresponding execution circuit, when the second control unit 201 of the host receives a signal of the pressure switch, the second control unit 201 controls the MOS transistors Q1 and Q2 to be turned on, at this time, R1 and R2 are connected in parallel between the power supply lines P + and P-of the host, so that the current of the power supply line of the host is increased again, and the first control unit 10 of the host gives an indication or control according to the detected current value. Such as: the power-off control is performed as a result of detecting that the pressure has reached the preset value.
In this way, the second control unit 201 is connected to a sensing circuit (not shown in the figure) of a tilt switch for detecting the body state, R3 is a load resistor in the corresponding execution circuit, when the host second control unit 201 receives a signal of the tilt switch, the second control unit 201 controls the MOS transistors Q1, Q2 and Q3 to be turned on, at this time, R1, R2 and R3 are connected in parallel between the host power supply lines P + and P-, so that the current of the host power supply lines is increased again, and the host first control unit 10 gives an indication or control according to the detected current value. Such as: when the inclination angle is detected to reach the preset angle, the indicator lamp is controlled to light up, and a user is reminded to adjust the position of the dust collector.
As can be seen from the above, the present invention can realize a multi-signal feedback operation mode. Of course, according to the actual needs of the user, the ground brush MCU can select to turn on the MOS transistors Q1, Q2, and Q3 at the same time, or select to turn on any two of them at the same time, or only turn on one of them, and the host makes corresponding judgments according to different current values and gives instructions or controls.
In the circuit structure in the prior art, usually, the sensing circuit is directly connected with the host PCB, and an additional signal line is needed to be added for feeding back a signal to the host PCB, but in the invention, an execution circuit is added between a positive line and a negative line on the ground brush, the current between the positive line and the negative line changes, and the host PCB automatically responds after detecting the change, such as: power off, signal lights flashing or illuminating, etc. In summary, the present invention provides a handheld vacuum cleaner, in which the status or control signal of the floor brush is fed back to the host through two power lines, and the host can perform indication or some other functions, so as to achieve compatibility with most hosts, and simultaneously, the design complexity of the structure can be reduced and the cost of the whole vacuum cleaner can be reduced due to the fact that one signal line is omitted.
Claims (8)
1. A hand-held cleaner comprising: a main body (10) of the dust collector, a floor brush (20) and an extension pipe (30) connecting the two, a first control unit (101) is arranged in the main machine of the dust collector, a detection circuit (102) is arranged in the first control unit, a second control unit (201) is arranged in the floor brush, characterized in that the second control unit is connected with a sensing circuit, the sensing circuit comprises a sensing unit, the second control unit also accesses an execution circuit (202) which is connected between the positive pole (P +) and the negative pole (P-) of the power supply line of the host, the second control unit controls to switch on the executive circuit when receiving the signal of the sensing circuit, the detection circuit detects the current change of the power supply line and feeds back a signal to the first control unit, and the first control unit sends out a power-off instruction according to the feedback signal.
2. The hand-held cleaner according to claim 1, wherein the execution circuit (202) is one or more and is connected in parallel between the positive pole and the negative pole of the power supply line of the main unit (10).
3. The hand-held cleaner according to claim 2, characterized in that the actuating circuit (202) comprises a load resistor (2021) and a switching element (2022) in series, which switching element is connected to the second control unit (201).
4. The hand-held cleaner according to claim 3, characterized in that the switch element (2022) comprises: a field effect transistor, a relay, or a triode.
5. The hand-held cleaner according to claim 1, wherein the extension pipe is provided with a slop pail (40) having a float therein, the float having a magnet therein, and the sensing unit is a hall switch provided on a main body of the extension pipe in correspondence with the magnet.
6. The hand-held cleaner of claim 1, wherein the sensing unit is a pressure switch disposed within the inlet duct of the floor brush.
7. The hand-held cleaner of claim 1, wherein the sensing unit is a dump switch disposed on the second control unit.
8. The hand-held cleaner of claim 1, wherein the power-off indication further comprises: the indicator lights flash or illuminate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710656007.2A CN109381108B (en) | 2017-08-03 | 2017-08-03 | Hand-held vacuum cleaner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710656007.2A CN109381108B (en) | 2017-08-03 | 2017-08-03 | Hand-held vacuum cleaner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109381108A CN109381108A (en) | 2019-02-26 |
| CN109381108B true CN109381108B (en) | 2021-02-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710656007.2A Active CN109381108B (en) | 2017-08-03 | 2017-08-03 | Hand-held vacuum cleaner |
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| Country | Link |
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| CN (1) | CN109381108B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110916578A (en) * | 2019-12-18 | 2020-03-27 | 邦辰环保科技(苏州)有限公司 | Control method, system and device of dust collector |
| CN212089405U (en) * | 2019-12-18 | 2020-12-08 | 邦辰环保科技(苏州)有限公司 | Dust collector and dumping detection system thereof |
| CN218500636U (en) * | 2022-08-03 | 2023-02-21 | 追觅创新科技(苏州)有限公司 | Cleaning device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5989593A (en) * | 1983-10-07 | 1984-05-23 | Matsushita Electric Ind Co Ltd | Motor driven vacuum cleaner for floor use |
| US4637092A (en) * | 1984-01-31 | 1987-01-20 | Matsushita Electric Industrial Co., Ltd. | Vacuum cleaner with agitator |
| CN101992190A (en) * | 2009-08-28 | 2011-03-30 | 泰怡凯电器(苏州)有限公司 | Ground processing system and dirt cleaning and emptying method thereof |
| CN201840421U (en) * | 2010-08-13 | 2011-05-25 | 刘瑜 | Electronic control device of an automatic dust collector |
| CN103142186A (en) * | 2013-02-20 | 2013-06-12 | 北京利而浦电器有限责任公司 | Germicidal and acaricidal dust collector |
-
2017
- 2017-08-03 CN CN201710656007.2A patent/CN109381108B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5989593A (en) * | 1983-10-07 | 1984-05-23 | Matsushita Electric Ind Co Ltd | Motor driven vacuum cleaner for floor use |
| US4637092A (en) * | 1984-01-31 | 1987-01-20 | Matsushita Electric Industrial Co., Ltd. | Vacuum cleaner with agitator |
| CN101992190A (en) * | 2009-08-28 | 2011-03-30 | 泰怡凯电器(苏州)有限公司 | Ground processing system and dirt cleaning and emptying method thereof |
| CN201840421U (en) * | 2010-08-13 | 2011-05-25 | 刘瑜 | Electronic control device of an automatic dust collector |
| CN103142186A (en) * | 2013-02-20 | 2013-06-12 | 北京利而浦电器有限责任公司 | Germicidal and acaricidal dust collector |
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| Publication number | Publication date |
|---|---|
| CN109381108A (en) | 2019-02-26 |
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