CN109106287A - Dust collection equipment and control device and method thereof - Google Patents
Dust collection equipment and control device and method thereof Download PDFInfo
- Publication number
- CN109106287A CN109106287A CN201811080430.3A CN201811080430A CN109106287A CN 109106287 A CN109106287 A CN 109106287A CN 201811080430 A CN201811080430 A CN 201811080430A CN 109106287 A CN109106287 A CN 109106287A
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- Prior art keywords
- temperature value
- control signal
- temperature
- motor
- filter screen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000428 dust Substances 0.000 title claims abstract description 52
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000004140 cleaning Methods 0.000 claims description 15
- 238000000926 separation method Methods 0.000 claims description 8
- 208000033748 Device issues Diseases 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000012545 processing Methods 0.000 abstract description 5
- 238000001514 detection method Methods 0.000 abstract description 4
- 238000001914 filtration Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000002955 isolation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Classifications
-
- 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
-
- 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
-
- 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
- A47L9/10—Filters; Dust separators; Dust removal; Automatic exchange of filters
- A47L9/12—Dry filters
- A47L9/122—Dry filters flat
-
- 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
- A47L9/2857—User input or output elements for control, e.g. buttons, switches or displays
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a dust collecting device and a control device and a method thereof, wherein the control device is used for controlling the dust collecting device, the dust collecting device comprises a filter screen at an air inlet of a motor air duct, and the control device comprises: the temperature detection device is used for detecting the temperature value of the motor and generating a corresponding control signal according to the temperature value; and the prompting device is connected with the temperature detection device and used for sending out corresponding prompting information according to the control signal. The detected temperature value in the motor is converted into a control signal corresponding to the temperature value through the temperature detection device, and the control prompt device is controlled to make corresponding prompt information so as to remind a user of carrying out corresponding processing on the filter screen. Can effectually avoid the user can't judge when need wash the filter screen, prevent that the filter screen from blockking up, lead to the motor high temperature, improve the motor life-span, simultaneously, can improve dust collecting equipment's clean efficiency.
Description
Technical field
The present invention relates to family's electro-technical fields, and in particular to arrives a kind of dust collection equipment and its control device and method.
Background technique
The working principle of dust collection equipment is running at high speed using motor, and driving fan blade group rotation makes to generate inside dust catcher
Parital vacuum, to cause inside and outside pressure difference；It is external to be played dirt device (suction nozzle or brush under the action of this pressure difference
Seat) dust played and foul etc. is inhaled into dust barrel, and dust laden air is arranged on the multistage gas dirt separation system in dust barrel point
After purification, clean air is discharged by motor from exhaust outlet, to reach the clean purpose of dedusting.
Since current gas dirt separation system (such as centrifugal cyclone separation system) can not be very to air containing dustiness
Isolation of purified is carried out, motor is damaged to prevent from not entering after motor containing a small amount of dustiness, is needed in motor air inlet
Upstream be arranged one piece of disconnectable filter screen, dust catcher after a period of work, which can gradually be blocked by dustiness, this
Secondary user, which needs to remove strainer to reload in dust catcher after cleaning is dried, to be used.However, due to the working environment of dust catcher
Changeable, general user can not determine when to need to clean strainer, if user clears up not in time, leads to dust suction after strainer is blocked
The cleaning efficiency of device can decline to a great extent.
Summary of the invention
For this purpose, according in a first aspect, present example provides a kind of control device of dust collection equipment, for setting to dust suction
Standby to be controlled, the dust collection equipment includes the filter screen of the air inlet in motor air duct, and the control device includes: temperature inspection
Device is surveyed, generates corresponding control signal for detecting the temperature value of the motor, and according to the temperature value；Suggestion device,
It is connect with the temperature-detecting device, for issuing corresponding prompt information according to the control signal.
Optionally, the temperature-detecting device includes: temperature sensor, is arranged in the motor, for detecting motor
Temperature value；Controller is connect with the temperature sensor, for the temperature value to be compared with preset value, described
When temperature value is greater than the preset value, first control signal is exported, the first control signal controls the suggestion device and issues
Clean filter screen standby signal.
Optionally, the controller is also used to judge whether the temperature value is greater than greater than the duration of the preset value
Preset duration；When the duration that the temperature value is greater than the preset value is greater than preset duration, first control is exported
Signal.
Optionally, the controller is when the temperature value is less than the preset value, exports second control signal, and described the
Two control signals control the suggestion device and issue filter screen regular prompt signal.
Optionally, the suggestion device includes: buzzer, voice announcer, in display screen and LED light at least it
One.
Optionally, control device further include: communication device is connect with the temperature-detecting device, is used for the prompt
Information is sent to the user terminal.
According to second aspect, the embodiment of the invention also provides a kind of dust collection equipments, comprising: ontology, motor drive fan blade
Component is rotated in formation negative pressure in air duct, carries out dust suction；The air inlet in motor air duct is arranged in filter screen；Such as above-mentioned first
The control device of aspect any one description.
Optionally, dust collection equipment further include: the suction inlet and the filter screen of dust collection equipment is arranged in gas dirt separation system
Between.
According to the third aspect, the embodiment of the invention also provides a kind of filter screen clean prompting methods of dust collection equipment, should
Reminding method is used for the control device of above-mentioned first aspect any one description, which includes: the temperature for obtaining motor
Value；Generate control signal corresponding with the temperature value；It is corresponding that the suggestion device sending is controlled according to the control signal
Prompt information.
Optionally, generation control signal corresponding with the temperature value includes: to judge whether the temperature value is greater than
The preset value；When the temperature value is greater than the preset value, first control signal, the first control signal control are generated
The suggestion device issues cleaning filter screen standby signal.
Optionally, described when the temperature value is greater than the preset value, judge that the temperature value is greater than the preset value
Duration when whether being greater than preset duration；When the duration that the temperature value is greater than the preset value is greater than preset duration
When, generate the first control signal.
Optionally, generation control signal corresponding with the temperature value includes: when the temperature value is less than described pre-
If when value, generating second control signal, the second control signal controls the suggestion device and issues filter screen regular prompt letter
Number.
The embodiment of the invention provides a kind of dust collection equipment and its control device and methods, are filled by setting in temperature detection
It sets the temperature value in the motor that will test and is converted to control signal corresponding with temperature value, control suggestion device is made corresponding
Prompt information, to remind user to carry out corresponding processing to filter screen.It can effectively avoid user that from can not determining when to need
Filter screen is cleaned, prevents filter screen to be blocked, causes motor temperature excessively high, improves electrical machinery life, meanwhile, dust suction can be improved and set
Standby cleaning efficiency.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 shows the control device schematic diagram of the dust collection equipment of the present embodiment；
Fig. 2 shows the schematic diagrames of the filter screen clean prompting method of the dust collection equipment of the present embodiment；
Fig. 3 shows the schematic diagram of the filter screen clean prompting method of another dust collection equipment of the present embodiment.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill
Personnel's every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
The embodiment of the invention provides a kind of control devices of dust collection equipment, for the gas dirt segregative line for preventing the dust collection equipment
System very cannot carry out isolation of purified to air containing dustiness, and do not enter after motor containing a small amount of dustiness and cause to damage to motor
It is bad, disconnectable filter screen is set in the upstream of motor air inlet, the control device of the present embodiment can be according to the stifled of filter screen
Plug degree prompts user to carry out corresponding operation, for example, cleaning to filter screen, such as the control device of Fig. 1 dust collection equipment
It may include: temperature-detecting device 40, for detecting the temperature value of the motor 30, and it is corresponding according to temperature value generation
Control signal；Suggestion device (not shown) is connect with temperature-detecting device 40, corresponding for being issued according to control signal
Prompt information.In the present embodiment, in 30 course of work of motor, motor of dust collector is mainly carried out using the air draught of sucking
Forced heat radiation, using motor temperature with the reduction of intake volume raised characteristic, in motor be arranged a temperature sensor,
Motor real time temperature data are monitored, after having served as filter net jam to a certain extent, motor intake is reduced, and motor temperature increases.When
When filter screen 10 is unobstructed, air-flow can smoothly pass through, and motor can be good at radiating, and the temperature of motor is lower, serve as
When strainer 10 blocks, the air-flow being sucked into reduces, and motor radiating is deteriorated, and therefore, can be made by detecting the temperature value of motor 30
For the evaluation criterion of 10 chocking-up degree of filter screen.It is converted to by the temperature value that temperature-detecting device 40 will test and temperature value
Corresponding control signal, control suggestion device makes corresponding prompt information, corresponding to remind user to carry out filter screen 10
Processing.It can effectively avoid user that from can not determining when to need to clean filter screen 10, prevent filter screen 10 to be blocked, lead to electricity
30 temperature of machine is excessively high, improves 30 service life of motor, meanwhile, the cleaning efficiency of dust collection equipment can be improved.
Temperature-detecting device 40 of the invention may include temperature of the temperature sensor setting in motor 30, for motor 30
Angle value；Controller is connect with temperature sensor, for temperature value to be compared with preset value, is greater than preset value in temperature value
When, first control signal is exported, first control signal controls suggestion device and issues cleaning 10 standby signal of filter screen.In temperature value
When less than preset value, second control signal is exported, second control signal controls suggestion device and issues 10 regular prompt of filter screen letter
Number.
Specifically, being compared in the controller with preset value after temperature sensor detects temperature value, in the present embodiment
In, preset value can export different control signals for different preset values to be multiple, and control suggestion device issues not
Same standby signal.
Specifically, preset value can be one, when temperature value is greater than the preset value, shows that filter screen 10 blocks, need
Cleaning, exports first control signal, and first control signal controls suggestion device and issues cleaning 10 standby signal of filter screen.Preset value
Or it is multiple, it is illustrated by taking three preset values as an example in the present embodiment, the first preset value, the second preset value and the
Three preset values are sequentially reduced, and when temperature value is greater than the first preset value, control suggestion device issues the cleaning prompt letter of filter screen 10
Number.When temperature value is less than the first preset value and is greater than the second preset value, control suggestion device issues prompt user filtering net 10
Dusty prompt information, when temperature value is less than the second preset value and is greater than third preset value, control suggestion device prompt is used
There are a small amount of dusts for family filter screen 10, and when temperature value is less than third preset value, control suggestion device prompts user filtering net
10 is normal.Further, the dust suction gear that the size of preset value can also be adjusted according to user is related, and gear is higher, dust suction energy
Power is bigger, and motor heat production is more, can call biggish preset value, when gear is turned down, calls corresponding lesser preset value.
It further, is the behaviour in service of more intelligentized prompt user filtering net 10, in the present embodiment, controller can
Temperature value is converted to corresponding digital quantity, the degree for prompting user filtering net 10 to block, for example, can control suggestion device
Prompt the chocking-up degree of 0%-100%, the behaviour in service of apparent specific prompt user filtering net 10.
To prevent from issuing the prompt information of mistake, in the present embodiment, it is default that controller is also used to judge that temperature value is greater than
Whether the duration of value is greater than preset duration；When the duration that temperature value is greater than preset value is greater than preset duration, output
First control signal.It can avoid leading to motor heat production degree of increase suddenly because of certain accidental causes, and then temperature subtracts increase, occur
Wrong report.In the present embodiment, alleged preset duration can be 30s-60s.
Further, suggestion device can be buzzer, voice announcer, at least one of display screen and LED light.?
In the present embodiment, controller is being needed when judging to need to prompt user to clean filter screen 10, can control buzzer sending
Prompt tone also can control that LED light is bright or flashing etc., can also control voice announcer and issue suggestion voice " " and/or can
To show the prompt printed words of screen display " filter screen please be clean " again, voice broadcast and display screen can be used in the present embodiment
In conjunction with mode.User can be made more clearly to know the state of filter screen 10, user is prompted specifically to operate, be user
Preferably experience is provided.
Further, control device can also include communication device (not shown), and communication device passes through internet or office
The communication modes such as domain net or bluetooth are communicated with terminal, can be will be prompted to information by communication device and are sent to terminal, to mention
Show that user performs corresponding processing strainer.In the present embodiment, terminal may include the users such as mobile phone, tablet computer or PC
Terminal.
The embodiment of the invention also provides a kind of dust collection equipments, comprising: ontology, motor, driving fan blade component are rotated in wind
Negative pressure is formed in road, carries out dust suction；The air inlet in motor air duct is arranged in filter screen；And the control in above-described embodiment
Device.In the present embodiment, gas dirt separation system, is arranged between the suction inlet of dust collection equipment and filter screen.Filter screen can be with
Air after gas dirt separation system separation dust is filtered, prevents motor to be contaminated by dust, influences motor performance.
In the present embodiment, filter screen is not limited with can with the filter screen of motor, after other filter screens are blocked,
Cause in air duct vacuum degree to increase, influence motor temperature and cleaning efficiency in the protection scope of the present embodiment.
The embodiment of the invention also provides a kind of filter screen clean prompting method of dust collection equipment, this method is suitable for above-mentioned
The control device of embodiment, as shown in Fig. 2, this method comprises the following steps:
S10. the temperature value of motor is obtained.
S20. control signal corresponding with temperature value is generated.
S30. corresponding prompt information is issued according to control signal control suggestion device.
Further, step S20 generation control signal corresponding with temperature value may include:
S21. judge whether temperature value is greater than preset value；When temperature value is greater than preset value, S22 is entered step.Work as temperature
When value is less than preset value, S23 is entered step.
S22. first control signal is generated.First control signal controls suggestion device and issues cleaning filter screen standby signal.
S23. second control signal is generated, second control signal controls suggestion device and issues filter screen regular prompt signal.
To further prevent judging by accident, in the step s 21, when temperature value is greater than preset value, need to continue temperature value
Property judged, when temperature value is persistently greater than preset value, export first control signal, control suggestion device issue cleaning filtering
Net standby signal.Specifically, may refer to step S24.
When S24. judging whether temperature value is greater than preset duration greater than the duration of preset value；It is preset when temperature value is greater than
When the duration of value is greater than preset duration, S22 is entered step.When the duration that temperature value is greater than preset value is less than default
When long, S23 is entered step.
Control signal corresponding with temperature value is converted to by the temperature value for the motor that will acquire, control suggestion device is done
Corresponding prompt information out, to remind user to carry out corresponding processing to filter screen.It can effectively avoid user that can not judge
When need to clean filter screen, prevent filter screen to be blocked, cause motor temperature excessively high, improves electrical machinery life, meanwhile, Ke Yiti
The cleaning efficiency of high dust collection equipment.
Although the embodiments of the invention are described in conjunction with the attached drawings, but those skilled in the art can not depart from this hair
Various modifications and variations can be made in the case where bright spirit and scope, and such modifications and variations are each fallen within by appended claims
Within limited range.
Claims (12)
1. a kind of control device of dust collection equipment, which is characterized in that for controlling dust collection equipment, the dust collection equipment packet
The filter screen of the air inlet in motor air duct is included, the control device includes:
Temperature-detecting device generates corresponding control signal for detecting the temperature value of the motor, and according to the temperature value；
Suggestion device is connect with the temperature-detecting device, for issuing corresponding prompt information according to the control signal.
2. control device as described in claim 1, which is characterized in that the temperature-detecting device includes:
Temperature sensor is arranged in the motor, for detecting the temperature value of the motor；
Controller is connect with the temperature sensor, for the temperature value to be compared with preset value, in the temperature value
When greater than the preset value, first control signal is exported, the first control signal controls the suggestion device sending and cleaned
Strainer standby signal.
3. control device as claimed in claim 2, which is characterized in that the controller is also used to judge that the temperature value is greater than
Whether the duration of the preset value is greater than preset duration；
When the duration that the temperature value is greater than the preset value is greater than preset duration, the first control signal is exported.
4. control device as claimed in claim 2 or claim 3, which is characterized in that the controller is less than described in the temperature value
When preset value, second control signal is exported, the second control signal controls the suggestion device and issues filter screen regular prompt
Signal.
5. control device as claimed in any one of claims 1-3, which is characterized in that the suggestion device includes: buzzer,
Voice announcer, at least one of display screen and LED light.
6. control device as claimed in any one of claims 1-3, which is characterized in that further include:
Communication device is connect with the temperature-detecting device, for the prompt information to be sent to the user terminal.
7. a kind of dust collection equipment characterized by comprising
Ontology,
Motor, driving fan blade component are rotated in formation negative pressure in air duct, carry out dust suction；
The air inlet in motor air duct is arranged in filter screen；
Control device as claimed in any one of claims 1 to 6.
8. dust collection equipment as claimed in claim 7, which is characterized in that further include: gas dirt separation system is arranged in dust collection equipment
Suction inlet and the filter screen between.
9. a kind of filter screen clean prompting method of dust collection equipment, which is characterized in that the reminding method is used for such as claim
Control device described in 1-6 any one, the reminding method include:
Obtain the temperature value of the motor；
Generate control signal corresponding with the temperature value；
The suggestion device, which is controlled, according to the control signal issues corresponding prompt information.
10. reminding method as claimed in claim 9, which is characterized in that described to generate control letter corresponding with the temperature value
Number include:
Judge whether the temperature value is greater than the preset value；
When the temperature value is greater than the preset value, first control signal is generated, is mentioned described in the first control signal control
Showing device issues cleaning filter screen standby signal.
11. reminding method as claimed in claim 10, which is characterized in that described when the temperature value is greater than the preset value
When,
When judging whether the temperature value is greater than preset duration greater than the duration of the preset value；
When the duration that the temperature value is greater than the preset value is greater than preset duration, the first control signal is generated.
12. reminding method as claimed in claim 10, which is characterized in that described to generate control letter corresponding with the temperature value
Number include:
When the temperature value is less than the preset value, second control signal is generated, is mentioned described in the second control signal control
Showing device issues filter screen regular prompt signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811080430.3A CN109106287A (en) | 2018-09-17 | 2018-09-17 | Dust collection equipment and control device and method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811080430.3A CN109106287A (en) | 2018-09-17 | 2018-09-17 | Dust collection equipment and control device and method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109106287A true CN109106287A (en) | 2019-01-01 |
Family
ID=64858302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811080430.3A Withdrawn CN109106287A (en) | 2018-09-17 | 2018-09-17 | Dust collection equipment and control device and method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109106287A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110801178A (en) * | 2019-11-11 | 2020-02-18 | 珠海格力电器股份有限公司 | Dust collector and control method thereof |
| CN115560795A (en) * | 2022-12-02 | 2023-01-03 | 小米汽车科技有限公司 | Air duct blockage detection method and device suitable for charging equipment |
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| JPH11146856A (en) * | 1997-11-18 | 1999-06-02 | Matsushita Electric Ind Co Ltd | Vacuum cleaner |
| EP1656874A2 (en) * | 2004-11-12 | 2006-05-17 | Matsushita Electrical Industrial Co., Ltd | Vacuum cleaner with motor overheating safety device |
| CN201710283U (en) * | 2010-05-05 | 2011-01-19 | 泰怡凯电器(苏州)有限公司 | Motor temperature controller of dust collector |
| TW201336465A (en) * | 2012-03-02 | 2013-09-16 | Univ Shu Te | Vacuum device with warning function and warning method thereof |
| EP3000373A1 (en) * | 2014-09-29 | 2016-03-30 | LG Electronics Inc. | Vacuum cleaner |
| CN209107210U (en) * | 2018-09-17 | 2019-07-16 | 珠海格力电器股份有限公司 | Dust collecting equipment and control device thereof |
-
2018
- 2018-09-17 CN CN201811080430.3A patent/CN109106287A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11146856A (en) * | 1997-11-18 | 1999-06-02 | Matsushita Electric Ind Co Ltd | Vacuum cleaner |
| EP1656874A2 (en) * | 2004-11-12 | 2006-05-17 | Matsushita Electrical Industrial Co., Ltd | Vacuum cleaner with motor overheating safety device |
| CN201710283U (en) * | 2010-05-05 | 2011-01-19 | 泰怡凯电器(苏州)有限公司 | Motor temperature controller of dust collector |
| TW201336465A (en) * | 2012-03-02 | 2013-09-16 | Univ Shu Te | Vacuum device with warning function and warning method thereof |
| EP3000373A1 (en) * | 2014-09-29 | 2016-03-30 | LG Electronics Inc. | Vacuum cleaner |
| CN209107210U (en) * | 2018-09-17 | 2019-07-16 | 珠海格力电器股份有限公司 | Dust collecting equipment and control device thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110801178A (en) * | 2019-11-11 | 2020-02-18 | 珠海格力电器股份有限公司 | Dust collector and control method thereof |
| CN115560795A (en) * | 2022-12-02 | 2023-01-03 | 小米汽车科技有限公司 | Air duct blockage detection method and device suitable for charging equipment |
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