CN218792060U

CN218792060U - Motor assembly integrated double-brush cleaning equipment

Info

Publication number: CN218792060U
Application number: CN202223179887.4U
Authority: CN
Inventors: 杨志强; 魏子扬
Original assignee: Suzhou Arjun Intelligent Technology Co ltd
Current assignee: Suzhou Arjun Intelligent Technology Co ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-04-07
Anticipated expiration: 2032-11-29

Abstract

The utility model discloses a motor assembly integrated double-brush cleaning device, which comprises a motor, two brush discs and a gear set, wherein the gear set is arranged in a gear box and comprises two large gears and two small gears, the two small gears are meshed with each other, and the two large gears are respectively meshed with the two small gears; the motor is fixed at the top of the gear box, an output shaft of the motor extends into the gear box and is fixedly connected with the circle center of one pinion, a fixed shaft is arranged at the center of the other pinion, and the fixed shaft is rotatably arranged in the gear box; two the top of brush dish all is fixed with brush dish output shaft, and brush dish output shaft stretches into from the gear box bottom, and two brush dish output shafts are connected fixedly with the center of two gear wheels respectively to rotate with the gear box and be connected, two pinions and two gear wheels of this application all are on same plane, and the gear box can be done thinly, reduces cleaning device's height, can clean under the table, equidistant ground height lower space under the bed.

Description

Motor assembly integrated double-brush cleaning equipment

Technical Field

The utility model relates to a two brush cleaning device of motor assembly integral type.

Background

In order to improve the cleaning power of the cleaning device, some cleaning devices are provided with two brush discs. Two brush discs of some cleaning devices are controlled by a motor respectively, for example, 2022.11.18, the swimming pool robot disclosed in CN115354893A, in order to satisfy the cleaning effect, the power of the motor must be as large as possible, which may cause the problem of thick motor thickness, affect the height of the whole device, and result in the problem that the floor with very low height, such as under table or bed, cannot be cleaned.

Therefore, some brush disc lifting mechanisms of intelligent cleaning robots with motors controlling two brush discs are also available in the market, for example, in the brush disc lifting mechanism of the intelligent cleaning robot with the publication number of CN 217118312U announced by 2022.08.05, a second motor is connected with a brush disc on the left side of an electric motor of a second gear meshed with a first gear through the first gear on an output shaft of the second motor, and a driving wheel is further arranged on the output shaft of the second motor and drives a driven wheel to rotate through a belt so as to drive the brush disc on the right side to rotate. Although the thickness of one motor and the motor does not need to be too thick, the motor driving the two brush discs to rotate is driven in a multi-stage layered mode, namely the driving wheel on the output shaft of the second motor and the first gear are not on the same plane and are distributed vertically, and therefore the double-brush cleaning equipment cannot be thin.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defect, the utility model aims to provide a motor assembly integral type double-brush cleaning equipment which can reduce the whole thickness of the cleaning equipment, is suitable for the lower space of the equal distance ground height under the cleaning table and the bed.

In order to achieve the above purpose, the utility model discloses a technical scheme is: a motor assembly integrated double-brush cleaning device comprises a motor, two brush discs and a gear set, wherein the gear set is arranged in a gear box and comprises two large gears and two small gears, the two small gears are meshed with each other, and the two large gears are respectively meshed with the two small gears; the motor is fixed at the top of the gear box, an output shaft of the motor extends into the gear box and is fixedly connected with the circle center of one pinion, and a fixed shaft is arranged at the center of the other pinion and is rotatably arranged in the gear box; and brush disc output shafts are fixed at the tops of the two brush discs, extend into the brush disc from the bottom of the gear box, and are respectively connected and fixed with the centers of the two large gears and rotatably connected with the gear box.

Preferably, the centers of the two bull gears and the two pinion gears are located on the same straight line.

Preferably, rolling bearings are arranged between the output shaft of the motor and the gear box, between the fixed shaft and the gear box, and between the output shaft of the brush disc and the gear box. The rolling bearing is used for realizing the rotation of the output shaft of the motor, the fixed shaft and the output shaft of the brush disc.

Preferably, the rolling bearings are distributed on the upper end surface and the lower end surface of the gear box. Ball bearings are distributed at the upper end and the lower end of the brush disc output shaft on each big gear, between the output shaft of the motor and the gear box, between the fixed shaft of the small gear and the gear box, and so that the rotation of the output shaft of the motor, the fixed shaft and the brush disc output shaft is more stable.

Preferably, the top fixedly connected with motor case of gear box, the motor case is motor chamber and control chamber by the baffle partition, the motor sets up in the motor chamber, the driver has been placed in the control chamber, be provided with the wire through-hole on the baffle, through the wire intercommunication between motor and the driver, the wire passes the wire through-hole for independently install motor and driver, each other does not influence.

Preferably, the motor comprises a stator, a coil and a rotor, the coil is wound on the stator, the rotor is located outside the stator, a connecting part is integrally formed in the middle of the bottom wall of the rotor upwards, and an output shaft of the motor is fixedly connected with the connecting part.

Preferably, the top of the motor case is provided with a pair of connecting pieces. Do benefit to and install this motor assembly integral type double brush cleaning equipment.

Preferably, each brush disc is in threaded connection with the bottom of its corresponding brush disc output shaft. Is beneficial to the disassembly, replacement and cleaning of the brush disc.

The motor assembly integrated double-brush cleaning equipment has the advantages that,

one of them, the gear train of this application comprises two pinions and two gear wheels, regards one of them pinion as the action wheel, then through pinion with rotatory transmission to gear wheel, drive two brush dish rotation brush ground then, drive the gear wheel through the pinion and realize the gear reduction, increase torque, make then that the brush can brush cleaner, can wash rougher ground.

Two, two pinions and two gear wheels of this application all are on same plane, compare with the multistage layering drive of prior art, and the structure is thinner, and is more reliable, can clean under the table, the bed equidistance ground height lower environment down.

Thirdly, this application has set up two pinions, can realize two brush dish antiport to guarantee cleaning performance.

Drawings

FIG. 1 is a perspective view of the present embodiment;

FIG. 2 is a front view of the present embodiment;

FIG. 3 is a bottom view of the present embodiment;

FIG. 4 is a perspective view of the motor case with the top cover, the motor and the controller inside removed according to the present embodiment;

FIG. 5 is a perspective view of the present embodiment with the top cover of the motor casing and the top cover of the gear casing removed;

FIG. 6 is a perspective view of the rotor in the present embodiment;

FIG. 7 is a sectional view of the rotor in the present embodiment;

FIG. 8 is a perspective view of the gear set engagement of the present embodiment;

FIG. 9 is a top plan view of the gear assembly of this embodiment;

fig. 10 is a sectional view of the present embodiment.

In the drawings:

10-a motor; 11-an output shaft; 12-a stator; 13-a connecting part; 14-a rotor;

20-brushing the disc; 21-brush disk output shaft;

30-gear set; 31-bull gear; 32-pinion gear; 33-a fixed shaft;

40-a gearbox;

50-rolling bearings;

60-a motor box; 61-a separator; 62-motor cavity; 63-a control chamber; 64-a wire via; 65-connecting piece.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to fig. 1-10, the embodiment discloses a motor assembly integrated double-brush cleaning device, which includes a motor 10, two brush discs 20, and a gear set 30, wherein the gear set 30 is disposed in a gear box 40, the gear set 30 in the embodiment is a transmission realized in the same plane, as shown in fig. 8-10, the gear set 30 in the embodiment includes two large gears 31 and two small gears 32, the two small gears 32 are engaged with each other, the two large gears 31 are respectively engaged with the two small gears 32, the centers of the two large gears 31 and the two small gears 32 in the embodiment are located on the same straight line, the motor 10 is fixed on the top of the gear box 40, an output shaft 11 of the motor 10 extends into the gear box 40 and is fixedly connected with the center of one small gear 32, a fixed shaft 33 is disposed at the center of the other small gear 32, and the fixed shaft 33 is rotatably disposed in the gear box 40; the brush disc output shafts 21 are fixed on the tops of the two brush discs 20, the two brush disc output shafts 21 are respectively connected and fixed with the centers of the two large gears 31, specifically, each brush disc 20 in the embodiment is in threaded connection with the bottom of the corresponding brush disc output shaft 21, the brush disc output shafts 21 extend from the bottom of the gear box 40, and the two brush disc output shafts 21 are respectively connected and fixed with the centers of the two large gears 31 and are rotatably connected with the gear box 40.

As shown in fig. 8 and 10, in order to stabilize the rotation of the output shaft 11, the fixed shaft 33, and the brush disk output shaft 2, rolling bearings 50 are disposed between the output shaft 11 of the motor 10 and the gear box 40, between the fixed shaft 33 and the gear box 40, and between the brush disk output shaft 21 and the gear box 40, and the rolling bearings 50 are distributed on the upper and lower end surfaces of the gear box 40.

In addition, as shown in fig. 1, 2 and 4, a motor box 60 is fixedly connected to the top of the gear box 40 in this embodiment, the motor box 60 is partitioned by a partition plate 61 into a motor cavity 62 and a control cavity 63, the motor 10 is disposed in the motor cavity 62, a driver is disposed in the control cavity 63, a lead through hole 64 is disposed on the partition plate 61, the motor 10 and the driver are communicated through a lead, the lead passes through the lead through hole 64, and a pair of connecting pieces 65 is disposed on the top of the motor box 60.

As shown in fig. 5-7, the motor 10 in this embodiment includes a stator 12, a coil, and a rotor 14, the coil is wound on the stator 12, the rotor 14 is located outside the stator 12, a connecting portion 13 is integrally formed upward in the middle of the bottom wall of the rotor 14, and the output shaft 11 of the motor 10 is fixedly connected to the connecting portion 13.

The working principle of the embodiment is that when the motor 10 is powered on and started, the rotor 14 drives the output shaft 11 to rotate around the central shaft thereof, and then drives the pinion 32 connected with the output shaft, the pinion 32 is meshed with the other pinion 32, so that the other pinion 32 rotates along with the pinion, and the two pinions 32 are respectively meshed with the two gearwheels 31, so that the two gearwheels 31 rotate along with the pinions, and the two brush disc output shafts 21 are fixed at the centers of the gearwheels 31, so that the two brush discs 20 rotate along with the pinions, and cleaning is realized. Because the small gear 32 is adopted to drive the large gear 31 to rotate, the torsional moment is increased through gear reduction, the brush can be brushed cleaner, and rougher ground can be cleaned, and because the two small gears 32 are adopted, the two brush discs 20 can rotate in opposite directions (one brush disc 20 rotates anticlockwise, and the other brush disc 20 rotates clockwise). Because the two small gears 32 and the two large gears 31 are on the same plane, the whole gear box 40 becomes thin, the whole thickness of the cleaning equipment is reduced, and the cleaning equipment can be suitable for environments with lower ground height at equal distances under a table and a bed.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.

Claims

1. The utility model provides a two brush cleaning device of motor assembly integral type, includes motor (10), two brush dishes (20), gear train (30), its characterized in that:

the gear set (30) is arranged in the gear box (40), the gear set (30) comprises two large gears (31) and two small gears (32), the two small gears (32) are meshed with each other, and the two large gears (31) are respectively meshed with the two small gears (32);

the motor (10) is fixed at the top of the gear box (40), an output shaft (11) of the motor extends into the gear box (40) and is fixedly connected with the circle center of one pinion (32), a fixed shaft (33) is arranged at the center of the other pinion (32), and the fixed shaft (33) is rotatably arranged in the gear box (40);

brush disc output shafts (21) are fixed to the tops of the two brush discs (20), the brush disc output shafts (21) extend into the gear box (40) from the bottom of the gear box, and the two brush disc output shafts (21) are respectively connected and fixed with the centers of the two large gears (31) and are rotatably connected with the gear box (40).

2. The motor assembly integrated dual brush cleaning apparatus of claim 1, wherein: the circle centers of the two large gears (31) and the two small gears (32) are positioned on the same straight line.

3. The motor assembly integrated dual brush cleaning apparatus of claim 1, wherein: rolling bearings (50) are arranged between the output shaft (11) of the motor (10) and the gear box (40), between the fixed shaft (33) and the gear box (40) and between the brush disc output shaft (21) and the gear box (40).

4. The motor assembly integrated dual brush cleaning apparatus of claim 3, wherein: the rolling bearings (50) are distributed on the upper end surface and the lower end surface of the gear box (40).

5. The motor assembly integrated dual brush cleaning apparatus of claim 1, wherein: the top fixedly connected with motor case (60) of gear box (40), motor case (60) are separated by baffle (61) and are motor chamber (62) and control chamber (63), motor (10) set up in motor chamber (62), the driver has been placed in control chamber (63), be provided with wire through-hole (64) on baffle (61), through the wire intercommunication between motor (10) and the driver, the wire passes wire through-hole (64).

6. The motor assembly integrated dual brush cleaning apparatus of claim 5, wherein: the motor (10) comprises a stator (12), a coil and a rotor (14), wherein the coil is wound on the stator (12), the rotor (14) is located outside the stator (12), a connecting part (13) is formed in the middle of the bottom wall of the rotor (14) in an upward integrated mode, and an output shaft (11) of the motor (10) is fixedly connected with the connecting part (13).

7. The motor assembly integrated dual brush cleaning apparatus of claim 5, wherein: the top of the motor box (60) is provided with a pair of connecting pieces (65).

8. The motor assembly integrated dual brush cleaning apparatus of claim 1, wherein: each brush disc (20) is in threaded connection with the bottom of the corresponding brush disc output shaft (21).