CN112089362A

CN112089362A - Self-propelled electric dust collector

Info

Publication number: CN112089362A
Application number: CN201910524695.6A
Authority: CN
Inventors: 王亮
Original assignee: Ningbo Liangye Electric Appliances Co ltd
Current assignee: Ningbo Liangye Electric Appliances Co ltd
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2020-12-18
Anticipated expiration: 2039-06-18
Also published as: CN112089362B

Abstract

The invention discloses a self-propelled electric dust collector which comprises a dust collector main body, wherein a movable wheel is arranged on the lower surface of the dust collector main body, a sensor is fixedly connected to the lower surface of the dust collector main body, a dust collection device is fixedly connected to the lower surface of the dust collector main body, the dust collection device comprises a connecting plate, the upper surface of the connecting plate is fixedly connected with the lower surface of the dust collector main body, a shell is fixedly connected to the lower surface of the connecting plate, an inner toothed ring is fixedly connected to the lower surface of the shell, and a first gear is meshed with the inner wall of the inner toothed ring. The invention solves the problem that the arrangement of a ground detection sensor and a mode of efficiently detecting the ground without interfering with the driving wheels, the dust suction ports, the main dust suction brush or the side brush is not easy, and the dust suction efficiency is influenced, thereby bringing inconvenience to the use because the driving wheels, the dust suction ports, the main dust suction brush or the side brush and other components exist on the lower surface of the base in the actual use process.

Description

Self-propelled electric dust collector

Technical Field

The invention relates to the technical field of household appliances, in particular to a self-propelled electric dust collector.

Background

The vacuum cleaner can be divided into a vertical type, a horizontal type and a portable type according to the structure. 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 dust is absorbed; as society develops, the cleaner becomes more intelligent and can automatically perform a cleaning operation indoors without user's control, for example, a self-propelled vacuum cleaner disclosed in chinese patent CN107205607A, comprising: a housing, a suction nozzle and a suction motor and fan assembly operable to generate an airflow through the vacuum cleaner from the suction nozzle through a debris separator to a clean air discharge. The fan of the fan assembly rotates about the axis of rotation of the suction motor and fan assembly. The debris separator comprising a cyclonic separator operable to separate debris from the airflow, the cyclonic separator being located within the housing and comprising: a cylindrical wall along a longitudinal axis, the cylindrical wall having a first end and a second end, a dirty air inlet, a clean air outlet, a debris outlet adjacent the second end of the cylindrical wall, and a dust bin in fluid communication with the debris outlet of the cyclonic separator, wherein the cyclonic separator is coaxial with the motor and fan assembly; however, in actual use, since there are a plurality of components such as driving wheels, dust suction ports, main dust suction brushes, side brushes, and the like on the lower surface of the base, it is not easy to efficiently detect the floor surface without interfering with them and to dispose a floor surface detection sensor, and dust suction efficiency is also affected, which is inconvenient in use.

Disclosure of Invention

The invention aims to provide a self-propelled electric dust collector, which improves the traditional device and solves the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the self-propelled electric dust collector comprises a dust collector main body, wherein a movable wheel is arranged on the lower surface of the dust collector main body, a sensor is fixedly connected to the lower surface of the dust collector main body, and a dust collection device is fixedly connected to the lower surface of the dust collector main body;

the dust suction device comprises a connecting plate, the upper surface of the connecting plate is fixedly connected with the lower surface of the dust collector main body, the lower surface of the connecting plate is fixedly connected with a shell, the lower surface of the shell is fixedly connected with an inner toothed ring, the inner wall of the inner gear ring is engaged with a gear I, the inner wall is fixedly connected with a negative pressure fan, an air outlet on the negative pressure fan is communicated and fixedly connected with a collecting box in the dust collector main body through an air duct, the top of the negative pressure fan is fixedly connected with a sliding column, one side of the first gear far away from the inner gear ring is engaged with a second gear, the inner wall of the second gear is fixedly connected with a rotating shaft, the top of the rotating shaft penetrates through the shell and is fixedly connected with a first motor, the bottom of the first motor is fixedly connected with the bottom of the inner wall of the shell, the bottom of the rotating shaft is fixedly connected with a hairbrush, and the lower surface of the connecting plate is fixedly connected with a concentration device.

Preferably, the concentrating device comprises a second motor, a first shaft, a second shaft, a third shaft and a fourth shaft, the upper surface of the second motor is fixedly connected with the lower surface of the connecting plate, the first shaft, the second shaft, the third shaft and the fourth shaft are provided with fixing seats in a limiting rotation mode, the surfaces of the first shaft, the second shaft, the third shaft and the fourth shaft, which are close to the two ends, are provided with fixing seats, the tops of the fixing seats are fixedly connected with the lower surface of the connecting plate, the first shaft, the second shaft, the third shaft and the fourth shaft are provided with bevel gears in a fixed connection mode and are in transmission engagement with each other through the bevel gears, and the surfaces of the first shaft, the second.

Preferably, a reinforcing frame is fixedly connected to the surface of the second motor, and the top of the reinforcing frame is fixedly connected with the lower surface of the connecting plate.

Preferably, the lower surface of the connecting plate is fixedly connected with a baffle, and the surface of the baffle is rotatably connected with the end parts of two adjacent cleaning rollers.

Preferably, the lower surface of the shell is provided with a sliding groove, and the top of the sliding column is in sliding connection with the inner wall of the sliding groove.

Preferably, the number of the first gears is two, and the two first gears are symmetrically arranged with respect to the vertical central line of the rotating shaft.

Preferably, the surface of the rotating shaft close to the bottom is provided with an external thread, and the top of the brush rod on the brush is provided with an internal thread matched with the rotating shaft.

Compared with the prior art, the invention has the following beneficial effects:

first, through the arrangement of the dust collection device, the dust collection efficiency can be improved while the sensor and the movable wheel are ensured to have enough arrangement space on the dust collector main body, and the dust collection device is more convenient to use.

The output shaft on the motor I drives the rotating shaft to rotate, the gear II rotates along with the rotating shaft, and then the gear I meshed with the gear II rotates along with the rotating shaft, the gear I firstly rotates by taking the rotating shaft as a rotating center, the rotation is regarded as revolution, a negative pressure fan on the gear I can rotate, a larger coverage range is realized, and further the absorption area of dust is improved, meanwhile, the sliding column rotates along with the gear I while revolving, and a suction nozzle on the negative pressure fan can absorb dust more fully;

thirdly, through the arrangement of the concentration device, dust on the ground passing through the dust collector main body in the moving process can be collected and accumulated through cleaning, so that the dust is concentrated under the shell, and the dust can be conveniently absorbed by the negative pressure fan.

The rotating shaft drives the brush to rotate, dust which is accumulated intensively under the shell can be cleaned, the scattering effect is achieved, the dust can float between the four cleaning rollers and the brush, and the dust can be absorbed when floating to be under the negative pressure fan in the floating process; the dust is prevented from being excessively concentrated, so that the air suction opening on the negative pressure fan is difficult to contact with the dust.

The invention solves the problem that the arrangement of a ground detection sensor and a mode of efficiently detecting the ground without interference with a plurality of driving wheels or dust suction ports, a main dust suction brush or a side brush and the like on the lower surface of a base in the actual use process is not easy, and the dust suction efficiency is influenced and the use is inconvenient due to the cooperation of the structures.

Drawings

FIG. 1 is a bottom view of the structure of the present invention;

FIG. 2 is a bottom view of the housing of the present invention;

FIG. 3 is a bottom cross-sectional view of the brush of the present invention;

fig. 4 is a front cross-sectional view of the housing of the present invention.

In the figure: 1-a dust collector main body, 2-a moving wheel, 3-a sensor, 4-a dust collection device, 5-a connecting plate, 6-a shell, 7-an internal gear ring, 8-a gear I, 9-a negative pressure fan, 10-a sliding column, 11-a gear II, 111-a motor I, 12-a rotating shaft, 13-a brush, 14-a concentration device, 15-a motor II, 16-a shaft I, 17-a shaft II, 18-a shaft III, 19-a shaft IV, 20-a fixed seat, 21-a bevel gear, 22-a cleaning roller, 23-a reinforcing frame, 24-a baffle plate and 25-a chute.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: the self-propelled electric dust collector comprises a dust collector main body 1, wherein the dust collector main body 1 comprises a battery, a surveying and mapping component, a control component, an automatic wheel power component, a collecting box and the like, a movable wheel 2 is arranged on the lower surface of the dust collector main body 1, and the power component drives the movable wheel 2 to self-propel; the lower surface of the cleaner body 1 is fixedly connected with a sensor 3, and objects or obstacles in the use environment of the cleaner are detected through the sensor; the above structure is fully disclosed in the reference documents mentioned in the background art, so it is not described herein any more, and this document is directed to solving the problems of reasonable layout of the dust suction device 4, the sensor 3 and the moving wheel, and improving dust suction efficiency; the lower surface of the dust collector main body 1 is fixedly connected with a dust collection device 4, and through the arrangement of the dust collection device 4, the dust collection efficiency can be improved while the sensor 3 and the movable wheel 2 are ensured to have enough arrangement space on the dust collector main body 1, so that the dust collector is more convenient to use;

the dust collection device 4 comprises a connecting plate 5, and the connecting plate 5 plays a role in fixed connection; the upper surface of the connecting plate 5 is fixedly connected with the lower surface of the dust collector main body 1, the lower surface of the connecting plate 5 is fixedly connected with a shell 6, and the shell 6 carries out sealing protection on the motor 111; the lower surface of the shell 6 is fixedly connected with an inner gear ring 7, the inner wall of the inner gear ring 7 is meshed with a first gear 8, the number of the first gears 8 is two, the two first gears 8 are symmetrically arranged along the vertical central line of a rotating shaft 12, the two first gears 8 correspond to two negative pressure fans 9, and the two negative pressure fans 9 are matched for use, so that dust can be collected more fully; the top of the negative pressure fan 9 is fixedly connected with a sliding column 10, the lower surface of the shell 6 is provided with a sliding groove 25, the top of the sliding column 10 is in sliding connection with the inner wall of the sliding groove 25, and the sliding groove 25 is arranged to limit the movement track of the sliding column 10 and enable the first gear 8 to move more stably; a second gear 11 is meshed on one side, far away from the inner ring gear 7, of the first gear 8, a rotating shaft 12 is fixedly connected to the inner wall of the second gear 11, the top of the rotating shaft 12 penetrates through the shell 6 and is fixedly connected with a first motor 111, the rotating shaft 12 is driven to rotate through an output shaft on the first motor 111, the second gear 11 rotates along with the rotating shaft, and then the first gear 8 meshed with the second gear rotates along with the rotating shaft, the first gear 8 firstly rotates around the rotating shaft 12, the rotation is regarded as revolution, a negative pressure fan 9 on the first gear 8 can rotate through the rotation, a larger coverage range is achieved, and the dust absorption area is further increased, meanwhile, the sliding column 10 rotates along with the first gear 8 while revolving, and a suction nozzle on the negative pressure fan 9 can absorb dust more fully; the bottom of the motor I111 is fixedly connected with the bottom of the inner wall of the shell 6, the bottom of the rotating shaft 12 is fixedly connected with the hairbrush 13, the rotating shaft 12 drives the hairbrush 13 to rotate, dust which is accumulated intensively under the shell 6 can be cleaned, a scattering effect is achieved, the dust can float between the four cleaning rollers 22 and the hairbrush 13, and the dust can be absorbed when floating to be under the negative pressure fan 9; the excessive concentration of dust is avoided, so that an air suction opening on the negative pressure fan 9 is difficult to contact with the dust; the surface of the rotating shaft 12 close to the bottom is provided with external threads, the top of the brush rod on the brush 13 is provided with internal threads matched with the rotating shaft 12, and the rotating shaft 12 is matched with the threads of the brush rod on the brush 13, so that the brush 13 is more convenient and faster to replace; the lower surface of the connecting plate 5 is fixedly connected with a concentration device 14, and through the arrangement of the concentration device 14, dust on the ground passing through the dust collector body 1 in the moving process can be collected and accumulated through cleaning, so that the dust is concentrated under the shell 6, and the dust can be conveniently absorbed by the negative pressure fan 9; the concentration device 14 comprises a second motor 15, a first shaft 16, a second shaft 17, a third shaft 18 and a fourth shaft 19, the upper surface of the second motor 15 is fixedly connected with the lower surface of the connecting plate 5, the surfaces of the first shaft 16, the second shaft 17, the third shaft 18 and the fourth shaft 19, which are close to the two ends, are all limited to rotate by fixing seats 20, the tops of the fixing seats 20 are fixedly connected with the lower surface of the connecting plate 5, the surfaces of the first shaft 16, the second shaft 17, the third shaft 18 and the fourth shaft 19, which are close to the ends, are all fixedly connected with conical gears 21 and are in meshed transmission through the conical gears 21, the surfaces of the first shaft 16, the second shaft 17, the third shaft 18 and the fourth shaft 19 are all fixedly sleeved with cleaning rollers 22, the first shaft 16 is driven to rotate by the second motor 15, the second shaft 17, the third shaft 18 and the fourth shaft 19 are driven by the conical gears 21, so that the second shaft 17, the third shaft 18 and the fourth shaft 19 rotate together, and the cleaning, by adjusting the special item of the output shaft of the second motor 15, the four cleaning rollers 22 can rotate towards the position right below the shell 6, so that dust is gathered together, and the dust right below the negative pressure fan 9 can be quickly absorbed and collected in the process of cleaning and moving the dust; the cleaning roller 22 is provided with bristles, so that dust on the ground can be conveniently swept; the surface of the second motor 15 is fixedly connected with a reinforcing frame 23, the top of the reinforcing frame 23 is fixedly connected with the lower surface of the connecting plate 5, and the stability of the second motor 15 in use is further improved through the arrangement of the reinforcing frame 23; the lower surface of the connecting plate 5 is fixedly connected with a baffle plate 24, the surface of the baffle plate 24 is rotatably connected with the end parts of two adjacent sweeping rollers 22, and through the arrangement of the baffle plate 24, the situation that when the brush 13 sweeps dust right below the shell 6, the dust can float out from a gap between the adjacent sweeping rollers 22 is avoided, and the dust escape of the dust collector during working is avoided;

the working principle is as follows: when the self-propelled electric dust collector is used, the output shaft on the motor I111 drives the rotating shaft 12 to rotate, the gear II 11 rotates along with the rotating shaft, and then the gear I8 meshed with the gear II rotates along with the gear II, the gear I8 firstly rotates by taking the rotating shaft 12 as a rotation center, the rotation is regarded as revolution, the negative pressure fan 9 on the gear I8 can realize a larger coverage range through rotation, so that the dust absorption area is improved, meanwhile, the sliding column 10 rotates along with the gear I8 while revolving, so that a suction nozzle on the negative pressure fan 9 can absorb dust more fully; through the arrangement of the concentration device 14, dust on the ground which passes through the dust collector main body 1 in the moving process can be collected and accumulated through cleaning, so that the dust is concentrated under the shell 6, and the dust can be conveniently absorbed by the negative pressure fan 9; the rotating shaft 12 drives the brush 13 to rotate, so that dust accumulated in a centralized manner under the shell 6 can be cleaned, a scattering effect is achieved, the dust can float between the four cleaning rollers 22 and the brush 13, and the dust can be absorbed when floating to a position under the negative pressure fan 9 in the floating process; the excessive concentration of dust is avoided, so that an air suction opening on the negative pressure fan 9 is difficult to contact with the dust; through the cooperation use between the above-mentioned structure, solved in the in-service use because there are a plurality of drive wheels or dust suction port, main dust absorption brush or side brush etc. on the base lower surface component factor, consequently with do not take place the mode and the configuration ground that disturb and detect the sensor on ground high-efficiently with them and be difficult, dust collection efficiency also receives the influence simultaneously, brings inconvenient problem for the use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Self-propelled electric vacuum cleaner, including dust catcher main part (1), the lower surface of dust catcher main part (1) is equipped with removes wheel (2), the lower fixed surface of dust catcher main part (1) is connected with sensor (3), its characterized in that: the lower surface of the dust collector main body (1) is fixedly connected with a dust collection device (4);

the dust collection device (4) comprises a connecting plate (5), the upper surface of the connecting plate (5) is fixedly connected with the lower surface of the dust collector main body (1), the lower surface of the connecting plate (5) is fixedly connected with a shell (6), the lower surface of the shell (6) is fixedly connected with an inner toothed ring (7), the inner wall of the inner toothed ring (7) is meshed with a first gear (8), the inner wall is fixedly connected with a negative pressure fan (9), an air outlet on the negative pressure fan (9) is communicated and fixedly connected with a collection box in the dust collector main body (1) through an air duct, the top of the negative pressure fan (9) is fixedly connected with a sliding column (10), one side of the first gear (8) far away from the inner toothed ring (7) is meshed with a second gear (11), the inner wall of the second gear (11) is fixedly connected with a rotating shaft (12), the top of the rotating shaft (12) penetrates through the shell (6), the bottom of the first motor (111) is fixedly connected with the bottom of the inner wall of the shell (6), the bottom of the rotating shaft (12) is fixedly connected with a brush (13), and the lower surface of the connecting plate (5) is fixedly connected with a concentration device (14).

2. The autonomous electric vacuum cleaner of claim 1, wherein: the concentrating device (14) comprises a second motor (15), a first shaft (16), a second shaft (17), a third shaft (18) and a fourth shaft (19), the upper surface of the second motor (15) is fixedly connected with the lower surface of the connecting plate (5), fixing seats (20) are arranged on the first shaft (16), the second shaft (17), the third shaft (18) and the fourth shaft (19) in a limiting and rotating mode and close to the surfaces of the two ends, the top of each fixing seat (20) is fixedly connected with the lower surface of the connecting plate (5), conical gears (21) are fixedly connected to the surfaces of the first shaft (16), the second shaft (17), the third shaft (18) and the fourth shaft (19) close to the end portions, and are in meshed transmission through the conical gears (21), and cleaning rollers (22) are fixedly sleeved on the surfaces of the first shaft (16), the second shaft (17), the third shaft (18) and the fourth shaft (19).

3. The autonomous electric vacuum cleaner of claim 1, wherein: and a reinforcing frame (23) is fixedly connected to the surface of the second motor (15), and the top of the reinforcing frame (23) is fixedly connected with the lower surface of the connecting plate (5).

4. The autonomous electric vacuum cleaner of claim 1, wherein: the lower surface of the connecting plate (5) is fixedly connected with a baffle (24), and the surface of the baffle (24) is rotatably connected with the end parts of two adjacent cleaning rollers (22).

5. The autonomous electric vacuum cleaner of claim 1, wherein: the lower surface of the shell (6) is provided with a sliding groove (25), and the top of the sliding column (10) is connected with the inner wall of the sliding groove (25) in a sliding mode.

6. The autonomous electric vacuum cleaner of claim 1, wherein: the number of the first gears (8) is two, and the two first gears (8) are symmetrically arranged by using the vertical central line of the rotating shaft (12).

7. The autonomous electric vacuum cleaner of claim 1, wherein: the surface of the rotating shaft (12) close to the bottom is provided with external threads, and the top of the brush rod on the brush (13) is provided with internal threads matched with the rotating shaft (12).