CN109567670B

CN109567670B - Intelligent dust collector

Info

Publication number: CN109567670B
Application number: CN201811389079.6A
Authority: CN
Inventors: 刘玉蓉
Original assignee: Zhu Leci
Current assignee: Huizhou Zhenbao Electric Appliance Manufacturing Co ltd; Shenzhen Hawkins Industrial Development Co ltd
Priority date: 2018-11-21
Filing date: 2018-11-21
Publication date: 2021-04-02
Anticipated expiration: 2038-11-21
Also published as: CN109567670A

Abstract

The invention belongs to the field of household appliances, and in particular relates to an intelligent vacuum cleaner, which has an indication device, which is arranged on a shell of a dust collecting bin and includes a running part and a control part, which controls a motor to rotate a baffle counterclockwise to expand the baffle. The distance between the plate and the lower baffle, the passage opening of the air flow becomes larger, the air flow of the driving blade increases, and the indicator light is on to remind the user to clean the dust collection bin. The indicator device of the vacuum cleaner can increase the optimization of the detection mechanism. , to achieve accurate detection data and reasonable results.

Description

Intelligent dust collector

Technical Field

The invention belongs to the field of household appliances, and particularly relates to an intelligent dust collector.

Background

The indicating device of the dust collector is used for giving a prompt when the dust collection chamber is full of dust so that a user can clean the dust collection chamber in time and normal operation of the dust collector is guaranteed. Such as vacuum cleaners with monitoring devices for indicating maintenance of filters, by the company unio de europao (cf. patent document CN 1901831B); dust indicator for vacuum cleaner by the company Irex (refer to patent document CN 102984981B).

Disclosure of Invention

The invention provides a dust collector which is provided with an indicating device, wherein the indicating device is provided with a protective structure for a detection mechanism, so that the optimization processing of the detection mechanism can be increased, and the effects of accurate detection data and reasonable indication are achieved.

An intelligent dust collector comprises a dust collecting bin, a filter screen, a fan, an air inlet, an air outlet and an indicating device, wherein the indicating device is arranged on a shell of the dust collecting bin and is used for indicating the dust amount in the dust collecting bin to a user,

the indicating device comprises an operation part and a control part, wherein,

the operation section includes:

the sensor is used for detecting the luminous flux in the dust collection bin and comprises a light-emitting unit arranged at the top end in the dust collection bin and a detection unit which is arranged right opposite to the light-emitting unit;

the indicating lamp is arranged on the upper surface of the dust collecting bin shell and used for reminding a user of cleaning the dust collecting bin;

the dustproof mechanism is arranged adjacent to the sensor, adsorbs dust around the dustproof mechanism by generating static electricity and prevents the dust from attaching to the sensor, and comprises a glass shell arranged on the side surface of the sensor, a rubber box arranged on the upper surface of the glass shell, and a spring connecting the rubber box and a lower baffle plate, wherein the rubber box moves back and forth on the upper surface of the glass shell under the pushing force of airflow and/or the pulling force of the spring to generate the static electricity;

the air channel comprises a drainage pipeline and an airflow outlet, the drainage pipeline is arranged at the upper end of the air inlet, is connected with the airflow outlet along the outer wall of the dust collection bin and is used for guiding a part of airflow at the air inlet to the airflow outlet; the airflow outlet comprises a rectangular opening arranged on the shell of the dust collecting bin, an arc-shaped lower baffle plate arranged on one side of the opening and a rotatable baffle plate with a motor arranged on the other side of the opening, and the airflow at the opening flows to the blades through a channel formed by the lower baffle plate and the rotatable baffle plate;

when the dust collector operates, the fan enables most of external air flow to enter the dust collection bin through the air inlet, and a small part of the air flow is guided to the dustproof mechanism by the air channel and drives the dustproof mechanism to rotate and rub to generate static electricity;

the control section is configured to:

(1) determining the dust concentration in the dust collection bin according to the data of the luminous flux of the light-emitting unit detected by the detection unit;

(2) according to the dust concentration in the dust collection bin, the size of the airflow at the airflow outlet is controlled, specifically, when the dust concentration reaches 50%, the motor is controlled to rotate the rotatable baffle back and forth, the distance between the rotatable baffle and the lower baffle is continuously changed, the size of a channel opening through which the airflow flows out is continuously changed, and the thrust generated by the airflow to the rubber box is continuously changed, so that the back and forth friction frequency of the rubber box on the upper surface of the glass shell is increased, the generated static electricity quantity is increased, the static electricity adsorption effect of the dustproof mechanism under the condition of more dust in the dust collection bin is improved, the sensor is ensured not to be attached by the dust, and the detection accuracy of the sensor is maintained;

(3) when the dust concentration in the dust collection bin reaches 90%, the indicator light is lighted up to remind a user to clean the dust collection bin.

The invention has the beneficial effects that: the invention can increase the optimization processing of the detection mechanism, and achieve the effects of accurate data detection and reasonable indication.

Drawings

FIG. 1 is a schematic view showing the construction of a vacuum cleaner indicating apparatus;

figure 2 shows a cross-sectional perspective view of the indicating device;

fig. 3 shows a control flow diagram of the pointing device.

Detailed Description

The structure of the present system and the functions performed are described in detail below with reference to the accompanying drawings.

An intelligent dust collector comprises a dust collecting bin 3, a filter screen 4, a fan 5, an air inlet 6, an air outlet 7 and an indicating device,

the indicating device is arranged on the shell of the dust collecting bin 3 and used for indicating the dust amount in the dust collecting bin to a user, and comprises an operation part 1 and a control part 2;

the operation section 1 includes:

a sensor 11 for detecting the luminous flux inside the dust collecting bin 3, including a light emitting unit 111 disposed at the top end position inside the dust collecting bin 3, and a detecting unit 112 corresponding to the light emitting unit 111;

an indicator light 12 arranged on the upper surface of the shell of the dust collecting bin 3 for reminding a user to clean the dust collecting bin 3;

the dustproof mechanism 13 is used for adsorbing dust around the dustproof mechanism by generating static electricity to prevent the dust from adhering to the sensor 11, and comprises a glass shell 131 arranged on the side surface of the sensor 11, a rubber box 132 arranged on the upper surface of the glass shell 131, and a spring 133 for connecting the rubber box 132 with a lower baffle 1421, wherein the rubber box 132 generates negative electricity by back and forth friction on the upper surface of the glass shell 131 through the thrust of airflow and the pulling force of the spring 133 to ensure that the glass shell 131 generates positive electricity;

an air channel 14, comprising:

a draft duct 141 provided at an upper end of the air inlet 6, connected to the air flow outlet 142 along an outer wall of the dust collecting bin 3, for guiding a part of the air flow at the air inlet 6 to the air flow outlet 142;

an airflow outlet 142, which is a rectangular opening provided on the housing of the dust collecting bin 3, and includes an arc-shaped lower baffle 1421 provided on one side of the opening, and a rotatable baffle 1422 with a motor provided on the other side, wherein the airflow at the opening flows to the blades 132 through a channel formed by the lower baffle 1421 and the baffle 1422;

the fan 5 forms convection, most of external air flow enters the dust collection bin 3 through the air inlet 6, a small part of air flow is guided to the dustproof mechanism 13 through the air channel 14, the dustproof mechanism 13 is driven to rub back and forth to generate static electricity, dust around the dustproof mechanism is adsorbed, and the detection unit 112 detects the luminous flux of the light-emitting unit 111;

the control section 2 is configured to:

determining the dust concentration in the dust collection bin 3 according to the data of the luminous flux of the light-emitting unit 111 detected by the detection unit 112;

according to the dust concentration in the dust collection bin 3, the size of the airflow at the airflow outlet 142 is controlled, specifically, when the dust concentration reaches 50%, the motor is controlled to rotate the baffle 1422 back and forth, the distance between the baffle 1422 and the lower baffle 1421 is continuously changed, the size of the passage opening through which the airflow flows out is continuously changed, the thrust generated by the airflow to the rubber box 132 is continuously changed, the frequency of back and forth friction of the rubber box 132 on the upper surface of the glass shell 131 is increased, the generated static electricity is increased, the static electricity adsorption effect of the dustproof mechanism 13 under the condition of more dust in the dust collection bin 3 is improved, the sensor 11 is ensured not to be attached by the dust, and the accuracy is kept;

when the dust concentration in the dust collection bin 3 reaches 90%, the indicator lamp 12 is turned on to remind a user to clean the dust collection bin.

It will be appreciated by persons skilled in the art that numerous variations and/or modifications may be made to the invention as shown in the specific embodiments without departing from the spirit or scope of the invention as broadly described. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive. Likewise, the invention encompasses any combination of features, in particular of features in the patent claims, even if this feature or this combination of features is not explicitly specified in the patent claims or in the individual embodiments herein.

Claims

1. An intelligent vacuum cleaner, comprising a dust collecting bin, a filter screen, a fan, an air inlet, an exhaust port and an indicating device, the indicating device is arranged on the shell of the dust collecting bin and is used to indicate the dust collecting to the user The amount of dust in the bin;

It is characterized in that, the indicating device includes a running part and a control part, wherein,

The running part includes:

a sensor, which is used to detect the luminous flux inside the dust collecting bin, including a light emitting unit arranged at the top of the dust collecting bin and a detection unit installed facing the light emitting unit;

an indicator light, which is arranged on the upper surface of the dust-collecting bin shell to remind the user to clean the dust-collecting bin;

The dust-proof mechanism, which is installed adjacent to the sensor, absorbs the dust around it by generating static electricity, and prevents the dust from adhering to the sensor, which includes a glass shell arranged on the side of the sensor, a rubber box arranged on the upper surface of the glass shell, and the connecting rubber The spring of the box and the lower baffle, the rubber box moves back and forth on the upper surface of the glass shell through the thrust of the airflow and the pulling force of the spring to generate static electricity;

an air channel, which includes a drainage duct and an air outlet, the drainage duct is arranged at the upper end of the air inlet, and is connected to the air outlet along the outer wall of the dust collecting bin, so as to guide a part of the air flow at the air inlet to the air outlet; The outlet includes a rectangular opening arranged on the shell of the dust collecting bin, an arc-shaped lower baffle arranged on one side of the opening, and a rotatable baffle with a motor arranged on the other side of the opening. The airflow flows to the rubber box through the channel formed by the lower baffle and the rotatable baffle;

When the vacuum cleaner is running, the fan makes most of the external air flow into the dust collection bin through the air inlet, and a small part of the air flow is guided by the air channel to the dust-proof mechanism, and drives the dust-proof mechanism to rub back and forth to generate static electricity;

The control section is configured to:

(1) According to the data of the luminous flux of the light-emitting unit detected by the detection unit, determine the dust concentration inside the dust collection bin;

(2) Control the size of the airflow at the air outlet according to the dust concentration inside the dust collection bin. Specifically, when the dust concentration reaches 50%, control the motor to rotate the rotatable baffle back and forth, and constantly change the rotatable baffle and the lower The distance between the baffles, the size of the passage opening through which the airflow flows out, and the thrust generated by the airflow on the rubber box are constantly changing, which drives the frequency of the rubber box to rub back and forth on the upper surface of the glass shell, increasing the amount of static electricity generated. In order to improve the electrostatic adsorption effect of the dust-proof mechanism in the case of a large amount of dust in the dust-collecting bin, to ensure that the sensor is not adhered by dust, and to maintain the accuracy of the sensor detection;

(3) When the dust concentration in the dust collecting bin reaches 90%, the indicator light is on to remind the user to clean the dust collecting bin.