CN217118323U

CN217118323U - Floor brush

Info

Publication number: CN217118323U
Application number: CN202122579847.8U
Authority: CN
Inventors: 杨勇
Original assignee: Shenzhen 3irobotix Co Ltd
Current assignee: Shenzhen 3irobotix Co Ltd
Priority date: 2021-10-26
Filing date: 2021-10-26
Publication date: 2022-08-05
Anticipated expiration: 2031-10-26

Abstract

The utility model provides a floor brush, which comprises a shell and a brush body, wherein the shell is provided with a containing cavity; a gear box mounted outside the housing; the motor is arranged in the accommodating cavity; the working end of the motor is in power connection with the gear box, and a gear transmission assembly is arranged in the gear box; the power of the motor can be transmitted to the front and rear rolling brushes of the floor brush through the gear transmission assembly. The utility model can drive two rolling brushes to work through one motor, and the weight of the floor brush is reduced while the cost is reduced due to the reduction of one motor, so the floor brush is light and convenient to use; in addition, the ground brush is provided with the gear box, so that the large torque required by the rolling brush can be met; and finally, the motor is positioned inside the body of the floor brush, so that the damp risk is avoided during cleaning, and the hand scalding risk is avoided during the process of detaching the rolling brush.

Description

Floor brush

[ technical field ] A method for producing a semiconductor device

The utility model relates to a cleaning device technical field especially relates to a scrubbing brush.

[ background of the invention ]

The double-roller brush of the double-roller floor scrubbing machine in the current market needs double motors to drive, and the motors are positioned at rotating shafts of the roller brushes.

But the dual-motor product is not dominant in cost and product weight; when the motor is positioned at the position of the rotating shaft of the rolling brush, the floor brush is cleaned at the risk of being affected with damp; the motor can generate heat after operation, and the user has the risk of scalding hands in the process of dismantling the round brush. Therefore, there is a need to provide a floor brush to improve the above-mentioned disadvantages.

[ Utility model ] content

An object of the utility model is to provide a floor brush to satisfy above-mentioned demand.

The utility model aims at realizing through the following technical scheme:

a floor brush, comprising:

a housing having an accommodating chamber;

a gear box mounted outside the housing;

the motor is arranged in the accommodating cavity;

the working end of the motor is in power connection with the gear box, and a gear transmission assembly is arranged in the gear box; the power of the motor can be transmitted to the front and rear rolling brushes of the floor brush through the gear transmission assembly.

In one embodiment, the motor is mounted on a side wall of the gear box facing the accommodating cavity.

In one embodiment, the floor brush further comprises a water pump; the water pump is arranged in the accommodating cavity and is positioned on the opposite side of the motor; and a part or all of the handle joint of the floor brush is positioned in a space between the motor and the water pump.

In one embodiment, the number of the water pumps is 2, wherein the water outlet of one water pump faces the front rolling brush, and the water outlet of the other water pump faces the rear rolling brush.

In one embodiment, a three-way valve is further arranged in the accommodating cavity; and two outlets of the three-way valve are respectively connected with 2 water pumps.

In one embodiment, the floor brush further comprises: a cover plate; the cover plate is arranged on the shell; the cover plate can cover the opening of the accommodating cavity, so that the accommodating cavity forms a closed space.

In one embodiment, the gearbox includes an output drive gear set, a first drive gear train, and a second drive gear train; the power input end of the output transmission gear set is connected with the working end of the motor, one side of the power output end of the output transmission gear set is meshed with the first transmission gear train, and the other side of the power output end of the output transmission gear set is meshed with the second transmission gear train; the first transmission gear train is used for driving the front rolling brush to work, and the second transmission gear train is used for driving the rear rolling brush to work.

In one embodiment, the output transmission gear set comprises a motor output gear and an idler gear meshed with the motor output gear; the motor output gear is arranged at the working end of the motor; one side of the motor output gear is in driving connection with the first transmission gear train; the other side of the motor output gear is in driving connection with the second transmission gear train through the idle gear.

In one embodiment, the first transmission gear train comprises a forward first-stage duplicate gear, a forward second-stage duplicate gear, a forward third-stage duplicate gear and a forward output gear; the forward first-stage duplicate gear is meshed with the motor output gear; the advancing secondary duplicate gear is meshed with the advancing primary duplicate gear; the forward three-stage duplicate gear is meshed with the forward two-stage duplicate gear; the forward output gear is meshed with the forward three-stage duplicate gear, and the forward output gear is in driving connection with the front rolling brush.

In one embodiment, the second transmission gear train comprises a retreating primary duplicate gear, a retreating secondary duplicate gear, a retreating tertiary duplicate gear and a retreating output gear; the backward first-stage duplicate gear is meshed with the idle gear; the backward two-stage duplicate gear is meshed with the backward one-stage duplicate gear; the backward three-stage duplicate gear is meshed with the backward two-stage duplicate gear; the backward output gear is meshed with the backward three-stage duplicate gear, and the backward output gear is in driving connection with the rear rolling brush.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model can drive two rolling brushes to work through one motor, and the weight of the floor brush is reduced while the cost is reduced due to the reduction of one motor, so the floor brush is light and convenient to use; in addition, the ground brush is provided with the gear box, so that the large torque required by the rolling brush can be met; and finally, the motor is positioned inside the body of the floor brush, so that the damp risk is avoided during cleaning, and the hand scalding risk is avoided during the process of detaching the rolling brush.

[ description of the drawings ]

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts. Wherein:

FIG. 1 is a schematic view of an internal structure of a floor brush provided in an embodiment of the present application;

FIG. 2 is a schematic view of an external structure of a floor brush according to an embodiment of the present disclosure;

FIG. 3 is a schematic structural diagram of a gearbox provided in an embodiment of the present application;

reference numerals:

1. a housing; 11. an accommodating chamber; 12. a front rolling brush; 13. a rear rolling brush; 14. a handle joint; 15. a cover plate;

2. a gear case;

21. a motor output gear; 211. a forward first-stage duplicate gear; 212. a forward two-stage duplicate gear; 213. a three-stage forward duplicate gear; 214. a forward output gear;

22. an idler pulley; 221. backing a first-stage duplicate gear; 222. a retreating secondary duplicate gear; 223. retreating the three-stage duplicate gear; 224. a reverse output gear;

3. a motor;

4. and (4) a water pump.

[ detailed description ] embodiments

Referring to fig. 1 to 3, an embodiment of the present application provides a floor brush, including:

a housing 1 having a housing chamber 11;

the gear box 2 is arranged outside the shell 1;

the motor 3 is arranged in the accommodating cavity 11;

wherein, the working end of the motor 3 is in power connection with the gear box 2, and a gear transmission component is arranged in the gear box 2; the power of the motor 3 can be transmitted to the front and rear rolling brushes of the floor brush through the gear transmission assembly.

It will be appreciated that the motor 3 is located in the housing 11, spaced from the roller brush, so that there is no risk of the motor 3 getting damp during cleaning; or the rolling brush can not touch the heating motor 3 in the process of dismounting the rolling brush, so that the risk of scalding hands is avoided; the front rolling brush and the rear rolling brush of the floor brush are driven by the motor 3 and are driven by the gear box 2, so that the motor 3 is reduced, the weight of the floor brush is smaller while the cost is reduced, the floor brush is light and convenient to use, and in addition, the large torque required by the front rolling brush and the rear rolling brush 13 of the floor brush is also met.

In an embodiment, the motor 3 is mounted on a side wall of the gearbox 2 facing the housing chamber 11. In the embodiment, the installation position of the motor 3 is convenient for the motor 3 to be in transmission connection with the gear transmission assembly in the gear box 2, the relative positions are reasonably distributed, and the whole volume can be effectively reduced; and the motor 3 positioned on the side wall of the accommodating cavity 11 can be far away from the upper side and the lower side of the shell 1, so that the influence of self vibration on the floor brush when the motor 3 works can be reduced as much as possible.

In one embodiment, as shown in fig. 1, the floor brush further comprises a water pump 4; the water pump 4 is arranged in the accommodating cavity 11 and is positioned at the opposite side of the motor 3; a part or the whole of the handle joint 14 of the floor brush is located in the space between the motor 3 and the water pump 4. In the embodiment, the position of the water pump 4 is far away from the motor 3, so that the water pump 4 and the motor 3 can be prevented from possibly influencing each other during working as much as possible, and the water pump 4 can be prevented from possibly leaking water to cause damage to the motor 3; the handle connector 14 may further space the water pump 4 from the motor 3.

In one embodiment, the number of the water pumps 4 is 2, wherein the water outlet of one water pump 4 faces the front rolling brush 12, and the water outlet of the other water pump 4 faces the rear rolling brush 13. In this embodiment, the front rolling brush 12 and the rear rolling brush 13 can be freely controlled to spray water independently or simultaneously, so as to meet more use requirements and have higher practicability.

In one embodiment, a three-way valve is further disposed in the accommodating chamber 11; two outlets of the three-way valve are respectively connected with 2 water pumps 4. This embodiment optimizes the previous embodiment.

In one embodiment, as shown in fig. 2, the floor brush further comprises: a cover plate 15; the cover plate 15 is arranged on the shell 1; the cover plate 15 can cover the opening of the receiving chamber 11 so that the receiving chamber 11 forms a closed space. In this embodiment, the upper and lower both sides of casing 1 all are provided with apron 15, through the setting of apron 15, have further protected motor 3, avoid the scrubbing brush at the during operation, in water or other impurity, debris get into and hold chamber 11, cause the influence to motor 3, also avoid causing the influence to the scrubbing brush.

In an embodiment, the gearbox 2 has disposed therein: the device comprises an output transmission gear set, a first transmission gear train and a second transmission gear train; the power input end of the output transmission gear set is connected with the working end of the motor 3, one side of the power output end of the output transmission gear set is meshed with the first transmission gear train, and the other side of the power output end of the output transmission gear set is meshed with the second transmission gear train; the first transmission gear train is used for driving the front rolling brush 12 to work, and the second transmission gear train is used for driving the rear rolling brush 13 to work. In this embodiment, the motor 3 drives the front rolling brush 12 and the rear rolling brush 13 to work respectively through the output transmission gear set, the first transmission gear train and the second transmission gear train, and the first transmission gear train and the second transmission gear train are arranged differently or identically, so that the front rolling brush 12 and the rear rolling brush 13 can work at different or identical rotating speeds, and different requirements can be met.

In one embodiment, as shown in fig. 3, the output transmission gear set includes a motor output gear 21 and an idle gear 22 engaged with the motor output gear 21; the motor output gear 21 is arranged at the working end of the motor 3; one side of the motor output gear 21 is in driving connection with the first transmission gear train; the other side of the motor output gear 21 is in driving connection with a second transmission train via an idler gear 22. In this embodiment, the motor 3 drives the first transmission gear train and the second transmission gear train through the motor output gear 21 and the idle gear 22 respectively, and the motor output gear 21 and the idle gear 22 are arranged differently or identically, so that the front rolling brush 12 and the rear rolling brush 13 can work at different or identical rotating speeds, and different requirements can be met.

In one embodiment, specifically, as shown in fig. 3, the first drive train includes a forward first-stage duplicate gear 211, a forward second-stage duplicate gear 212, a forward third-stage duplicate gear 213, and a forward output gear 214; the forward first-stage duplicate gear 211 is meshed with the motor output gear 21; the forward two-stage duplicate gear 212 is meshed with the forward one-stage duplicate gear 211; the advancing three-stage duplicate gear 213 is meshed with the advancing two-stage duplicate gear 212; the forward output gear 214 is in meshing connection with the forward three-stage duplicate gear 213, and the forward output gear 214 is in driving connection with the front roller brush 12. In this embodiment, each of the forward first-stage duplex gear 211, the forward second-stage duplex gear 212, and the forward third-stage duplex gear 213 includes a large gear and a small gear which are coaxially and rotationally connected, so that each duplex gear forms a reduction gear set, and the three duplex gears are sequentially meshed together, thereby forming a stable multi-stage reduction mechanism, which greatly improves the transmission reduction stability and controllability of the first transmission gear train.

In one embodiment, as shown in fig. 3, the second drive train comprises a reverse first-stage duplicate gear 221, a reverse second-stage duplicate gear 222, a reverse third-stage duplicate gear 223 and a reverse output gear 224; the backward one-stage duplicate gear 221 is meshed with the idle gear 22; the backward movement secondary duplicate gear 222 is meshed with the backward movement primary duplicate gear 221; the backward movement three-stage duplex gear 223 is meshed with the backward movement two-stage duplex gear 222; the reverse output gear 224 is in meshed connection with the reverse three-stage duplicate gear 223, and the reverse output gear 224 is in driving connection with the rear roll brush 13. In the present embodiment, each of the backward one-stage duplex gear 221, the backward two-stage duplex gear 222, and the backward three-stage duplex gear 223 includes a large gear and a small gear which are coaxially and rotatably connected, so that each duplex gear forms a reduction gear set, and the three duplex gears are engaged together in sequence, thereby forming a stable multi-stage reduction mechanism, which greatly improves the transmission reduction stability and controllability of the second transmission gear train.

The above is only a specific embodiment of the present invention, and other improvements made on the premise of the inventive concept are all considered as the protection scope of the present invention.

Claims

1. A floor brush, comprising:

a housing having an accommodating chamber;

a gear box mounted outside the housing;

the motor is arranged in the accommodating cavity;

2. A floor brush as claimed in claim 1, wherein the motor is mounted on a side wall of the gear box facing the receiving cavity.

3. A floor brush as claimed in claim 2, wherein:

the floor brush also comprises a water pump;

the water pump is arranged in the accommodating cavity and is positioned on the opposite side of the motor;

and a part or all of the handle joint of the floor brush is positioned in a space between the motor and the water pump.

4. A floor brush as claimed in claim 3 wherein the number of water pumps is 2, with one pump having its water outlet facing the front roller brush and the other pump having its water outlet facing the rear roller brush.

5. A floor brush as claimed in claim 4, wherein:

a three-way valve is also arranged in the accommodating cavity;

and two outlets of the three-way valve are respectively connected with 2 water pumps.

6. A floor brush as claimed in any one of claims 1-5, further comprising:

a cover plate;

the cover plate is arranged on the shell;

the cover plate can cover the opening of the accommodating cavity, so that the accommodating cavity forms a closed space.

7. A floor brush as claimed in claim 6, wherein:

the gear box comprises an output transmission gear set, a first transmission gear train and a second transmission gear train;

the power input end of the output transmission gear set is connected with the working end of the motor, one side of the power output end of the output transmission gear set is meshed with the first transmission gear train, and the other side of the power output end of the output transmission gear set is meshed with the second transmission gear train;

the first transmission gear train is used for driving the front rolling brush to work, and the second transmission gear train is used for driving the rear rolling brush to work.

8. A floor brush as claimed in claim 7, wherein:

the output transmission gear set comprises a motor output gear and an idler gear meshed with the motor output gear;

the motor output gear is arranged at the working end of the motor;

one side of the motor output gear is in driving connection with the first transmission gear train;

the other side of the motor output gear is in driving connection with the second transmission gear train through the idle gear.

9. A floor brush as claimed in claim 8, wherein:

the first transmission gear train comprises a forward first-stage duplex gear, a forward second-stage duplex gear, a forward third-stage duplex gear and a forward output gear;

the forward first-stage duplicate gear is meshed with the motor output gear;

the advancing secondary duplicate gear is meshed with the advancing primary duplicate gear;

the forward three-stage duplicate gear is meshed with the forward two-stage duplicate gear;

the forward output gear is meshed with the forward three-stage duplicate gear, and the forward output gear is in driving connection with the front rolling brush.

10. A floor brush as claimed in claim 8, wherein:

the second transmission gear train comprises a retreating primary duplicate gear, a retreating secondary duplicate gear, a retreating tertiary duplicate gear and a retreating output gear;

the backward one-stage duplicate gear is meshed with the idle gear;

the backward two-stage duplicate gear is meshed with the backward one-stage duplicate gear;

the backward three-stage duplicate gear is meshed with the backward two-stage duplicate gear;

the backward output gear is meshed with the backward three-stage duplicate gear, and the backward output gear is in driving connection with the rear rolling brush.