CN220778283U - Be applied to scrubbing brush drive structure of washing ground machine - Google Patents
Be applied to scrubbing brush drive structure of washing ground machine Download PDFInfo
- Publication number
- CN220778283U CN220778283U CN202322412022.6U CN202322412022U CN220778283U CN 220778283 U CN220778283 U CN 220778283U CN 202322412022 U CN202322412022 U CN 202322412022U CN 220778283 U CN220778283 U CN 220778283U
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- Prior art keywords
- gear
- transmission
- spline
- primary
- tooth box
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- 238000005406 washing Methods 0.000 title claims abstract description 11
- 238000005201 scrubbing Methods 0.000 title description 9
- 230000005540 biological transmission Effects 0.000 claims abstract description 58
- 230000007704 transition Effects 0.000 claims abstract description 24
- 208000032369 Primary transmission Diseases 0.000 claims abstract description 17
- 208000032370 Secondary transmission Diseases 0.000 claims abstract description 17
- 238000007789 sealing Methods 0.000 claims description 8
- 238000013016 damping Methods 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
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- Nozzles For Electric Vacuum Cleaners (AREA)
Abstract
The utility model discloses a floor brush driving structure applied to a floor washing machine, which comprises a driving motor, a tooth box and a transmission spline, wherein a transmission gear set is arranged in the tooth box, the transmission gear set comprises a primary driven gear, a secondary driven gear, a transition gear and an output gear, the driving motor is connected with a driving gear, and the primary driven gear is meshed with the driving gear; the primary driven gear is coaxially provided with a primary transmission gear, and the secondary driven gear is meshed with the primary transmission gear; the secondary driven gear is coaxially provided with a secondary transmission gear, the transition gear is meshed with the secondary transmission gear, and the output gear is meshed with the transition gear; the output gear is provided with an output shaft, and the front end of the output shaft is provided with a transmission spline. The four-stage gear is used for transmitting power, so that the power transmission can be realized more efficiently, and the advantages of smaller transmission noise, higher efficiency, longer service life, easier production and assembly, smaller weight, lower cost and the like are achieved.
Description
Technical Field
The utility model relates to the technical field of sanitary cleaning products, in particular to a ground brush driving structure mainly applied to a floor washing machine.
Background
With the improvement of the technological level and the living level, people increasingly use cleaning robot products such as floor sweeping machines, floor washing machines, floor mopping machines and the like to help people improve the environmental sanitation conditions of living, working and other places so as to improve the efficiency and liberate hands, such as floor washing machines. The floor washing machine realizes the cleaning to the ground through motor drive scrubbing brush roll, and traditional floor washing machine adopts planet reduction box cooperation hold-in range to give the scrubbing brush with power transmission generally, and the shortcoming of this kind of mode mainly has that the hold-in range appears wearing and tearing easily, and the planet reduction box is broken the tooth easily, and whole drive mechanism equipment is complicated, and is with high costs. Although some people adopt simple gears for transmission, the structural design is not scientific and reasonable enough, so that the number of gears is large, even a plurality of gears are needed to be stacked for use, the structure is complex, the weight is large, the assembly is difficult, and the transmission efficiency is low.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the ground brush driving structure applied to the floor washing machine, which has the advantages of simpler and simpler structure, more reasonable design, more reasonable gear layout and fewer gears.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a be applied to floor brush drive structure of washing machine, including driving motor, tooth case and transmission spline, the transmission gear train is equipped with to the tooth case, and transmission gear train is connected with driving motor, and transmission spline is connected with transmission gear train, and the floor brush then passes through transmission spline installation, its characterized in that: the transmission gear set comprises a four-stage gear, which is a primary driven gear, a secondary driven gear, a transition gear and an output gear in sequence, a driving gear is arranged on a transmission shaft of the driving motor, and the primary driven gear is meshed with the driving gear; the back of the primary driven gear is coaxially provided with a primary transmission gear, and the secondary driven gear is meshed with the primary transmission gear; the front of the secondary driven gear is coaxially provided with a secondary transmission gear, the transition gear is meshed with the secondary transmission gear, and the output gear is meshed with the transition gear; an output shaft is arranged at the axle center of the output gear, and a transmission spline is fixed at the front end of the output shaft.
Further, two front and rear bearings are mounted on the output shaft, the two bearings are respectively located at the front and rear sides of the output gear, the output shaft is mounted in the tooth box through the two front and rear bearings, and a framework oil seal is arranged in front of the front bearing to prevent water from entering from the output shaft.
Further, the diameter of the primary driven gear is larger than that of the driving gear, and the diameter of the primary transmission gear is smaller than that of the primary driven gear; the diameter of the secondary transmission gear is respectively smaller than that of the secondary driven gear, the transition gear and the output gear.
Preferably, the gear ratio of the primary driven gear to the driving gear is 2-3:1, the gear ratio of the secondary driven gear to the primary transmission gear is 2-3:1, the gear ratio of the transition gear to the secondary transmission gear is 1.5-2:1, the gear ratio of the output gear to the transition gear is 1-1.5:1, the total gear ratio is 15-16:1.
further, the tooth box comprises a tooth box front cover and a tooth box rear cover, the tooth box front cover and the tooth box rear cover are locked and fixed through a plurality of screws after being butted, and a tooth box sealing ring is arranged between the tooth box front cover and the tooth box rear cover; two bearings on the output shaft are respectively arranged in the front cover of the tooth box and the rear cover of the tooth box.
Further, a shaft seat for installing the shell is arranged at the position of the tooth box front cover opposite to the transmission spline, a sealing ring is arranged in the shaft seat, and the transmission spline is locked and fixed with the output shaft through a screw.
Preferably, the transmission spline adopts a spiral spline, a spiral structure is arranged on the surface of the transmission spline, and the floor brush is assembled and fixed through the spiral structure. Or the transmission spline adopts a straight spline, spline pins which are arranged in a straight line are arranged on the transmission spline, and the floor brush is assembled and fixed by matching the spline pins with the waterproof ring.
The driving motor is sleeved with the damping rings to absorb vibration generated during the operation of the driving motor and reduce noise.
According to the utility model, power is transmitted through six transmission gears at four stages, the gear layout is more reasonable, the structure is simpler, and the power transmission can be realized more efficiently, so that the advantages of smaller transmission noise, higher efficiency, longer service life, easier production and assembly, smaller weight, lower cost and the like can be achieved.
Drawings
FIG. 1 is a diagram of the overall structure of the present utility model;
FIG. 2 is an exploded view of the present utility model;
FIG. 3 is a block diagram of the present utility model with the rear cover removed;
FIG. 4 is a block diagram of the present utility model with the dental box removed;
fig. 5 is a schematic view of another embodiment of a driving spline.
In the figure, 1 is a driving motor, 11 is a driving gear, 12 is a damping ring, 2 is a tooth box, 21 is a tooth box front cover, 22 is a tooth box rear cover, 23 is a shaft seat, 24 is a tooth box sealing ring, 31 is a primary driven gear, 32 is a primary transmission gear, 33 is a secondary driven gear, 34 is a secondary transmission gear, 35 is a transition gear, 36 is an output gear, 37 is an output shaft, 38 is a bearing, 39 is a framework oil seal, 4 is a spiral spline, 5 is a straight spline, 51 is a spline pin, 52 is a waterproof ring, 6 is a screw, and 7 is a sealing ring.
Detailed Description
In this embodiment, referring to fig. 1-4, the ground brush driving structure applied to the floor washer includes a driving motor 1, a tooth box 2 and a transmission spline, wherein the tooth box 2 is provided with a transmission gear set, the transmission gear set is connected with the driving motor 1, the transmission spline is connected with the transmission gear set, and the ground brush is installed through the transmission spline; the transmission gear set comprises a four-stage gear, namely a first-stage driven gear 31, a second-stage driven gear 33, a transition gear 35 and an output gear 36 in sequence, wherein a driving gear 11 is arranged on a transmission shaft of the driving motor 1, and the first-stage driven gear 31 is meshed with the driving gear 11; a primary transmission gear 32 is coaxially arranged on the back of the primary driven gear 31, and a secondary driven gear 33 is meshed with the primary transmission gear 32; the front of the secondary driven gear 33 is coaxially provided with a secondary transmission gear 34, a transition gear 35 is meshed with the secondary transmission gear 34, and an output gear 36 is meshed with the transition gear 35, so that stacked gears can be reduced as much as possible, and the number and the overall thickness of the transmission gear sets are reduced; an output shaft 37 is mounted on the axis of the output gear 36, and a transmission spline is fixed to the front end of the output shaft 37. When the driving motor 1 works, the driving gear 11 is driven to rotate, the driving gear 11 drives the primary driven gear 31 to rotate, and the primary driven gear 31 drives the primary transmission gear 32; the primary transmission gear 32 drives the secondary driven gear 33 to rotate, and the secondary driven gear 33 drives the secondary transmission gear 34; the secondary transmission gear 34 drives the transition gear 35, the transition gear 35 drives the output gear 36, and the output gear 36 drives the output shaft 37 and the transmission spline to rotate, so that the ground brush rolls.
The output shaft 37 is provided with front and rear bearings 38, the bearings 38 are located in front of and behind the output gear 36, and the output shaft 37 is mounted in the gear box 2 via the front and rear bearings 38.
The diameter of the primary driven gear 31 is larger than that of the driving gear 11, and the diameter of the primary transmission gear 32 is smaller than that of the primary driven gear 31; the diameter of the secondary transmission gear 34 is smaller than the diameters of the secondary driven gear 33, the transition gear 35 and the output gear 36, respectively.
The gear ratio of the primary driven gear 31 to the driving gear 11 is 2-3:1, such as 2.6:1, the gear ratio of the secondary driven gear 33 to the primary transmission gear 32 is 2-3:1, such as 2.6:1, the gear ratio of the transition gear 35 to the secondary transmission gear 34 is 1.5-2:1, such as 1.7:1, the ratio of the output gear 36 to the transition gear 35 is 1-1.5:1, such as 1.29:1, the total gear ratio is 15-16:1, such as 15.08:1, i.e. 15.08.
The tooth box 2 comprises a tooth box front cover 21 and a tooth box rear cover 22 which are locked and fixed through a plurality of screws after being butted, and a tooth box sealing ring 24 is arranged between the tooth box front cover 21 and the tooth box rear cover 22 to seal the tooth box 2; two bearings 38 on the output shaft 37 are respectively installed in the front cover 21 and the rear cover 22 of the tooth box, and a skeleton oil seal 39 is provided in front of the previous bearing 38 to prevent water from entering from the output shaft 37.
The tooth box front cover 21 is provided with a shaft seat 23 for installing the shell at a position opposite to a transmission spline, a sealing ring 7 is arranged in the shaft seat 23, and the transmission spline is locked and fixed with an output shaft 37 through a screw 6.
The transmission spline adopts the spiral spline 4, and its surface is provided with spiral structure, and the scrubbing brush passes through spiral structure realization assembly fixedly, and its advantage is can realize the scrubbing brush self-locking function in the scrubbing brush transmission in-process, and the scrubbing brush has an axial tensioning force all the time in the rotation process, and the tight fit is not dropped when guaranteeing the scrubbing brush and rotates.
A damping ring 12 is sleeved on the driving motor 1 to absorb vibration generated when the driving motor 1 works and reduce noise.
Or referring to fig. 5, the transmission spline may also adopt a straight spline 5, on which spline pins 51 arranged in a straight line are arranged, and the floor brush is assembled and fixed by matching the spline pins 51 with a waterproof ring 52, so that the advantage is that the forward and reverse rotation can be conveniently realized.
The foregoing detailed description of the utility model has been presented for purposes of illustration and description, but is not intended to limit the scope of the utility model in any way, i.e., all changes and modifications that may be practiced otherwise than as specifically described herein are deemed to fall within the spirit and scope of the utility model.
Claims (9)
1. The utility model provides a be applied to floor brush drive structure of washing machine, including driving motor, tooth case and transmission spline, the transmission gear train is equipped with to the tooth case, and transmission gear train is connected with driving motor, and transmission spline is connected with transmission gear train, and the floor brush then passes through transmission spline installation, its characterized in that: the transmission gear set comprises a four-stage gear, which is a primary driven gear, a secondary driven gear, a transition gear and an output gear in sequence, a driving gear is arranged on a transmission shaft of the driving motor, and the primary driven gear is meshed with the driving gear; the back of the primary driven gear is coaxially provided with a primary transmission gear, and the secondary driven gear is meshed with the primary transmission gear; the front of the secondary driven gear is coaxially provided with a secondary transmission gear, the transition gear is meshed with the secondary transmission gear, and the output gear is meshed with the transition gear; an output shaft is arranged at the axle center of the output gear, and a transmission spline is fixed at the front end of the output shaft.
2. The floor brush driving structure for a floor scrubber according to claim 1, wherein: the output shaft is provided with a front bearing and a rear bearing, the two bearings are respectively positioned at the front and the rear of the output gear, and the output shaft is arranged in the tooth box through the front bearing and the rear bearing.
3. The floor brush driving structure for a floor scrubber according to claim 1, wherein: the diameter of the primary driven gear is larger than that of the driving gear, and the diameter of the primary transmission gear is smaller than that of the primary driven gear; the diameter of the secondary transmission gear is respectively smaller than that of the secondary driven gear, the transition gear and the output gear.
4. A floor brush driving structure applied to a floor scrubber as set forth in claim 3, wherein: the gear ratio of the primary driven gear to the driving gear is 2-3:1, the gear ratio of the secondary driven gear to the primary transmission gear is 2-3:1, the gear ratio of the transition gear to the secondary transmission gear is 1.5-2:1, the gear ratio of the output gear to the transition gear is 1-1.5:1, the total gear ratio is 15-16:1.
5. the floor brush driving structure for a floor scrubber according to claim 2, wherein: the tooth box comprises a tooth box front cover and a tooth box rear cover, the tooth box front cover and the tooth box rear cover are locked and fixed through a plurality of screws after being butted, and a tooth box sealing ring is arranged between the tooth box front cover and the tooth box rear cover; two bearings on the output shaft are respectively arranged in the tooth box front cover and the tooth box rear cover, and a framework oil seal is arranged in front of the previous bearing.
6. The floor brush driving structure for a floor scrubber according to claim 5, wherein: the tooth box front cover is provided with a shaft seat for installing the shell at the position opposite to the transmission spline, a sealing ring is arranged in the shaft seat, and the transmission spline is locked and fixed with the output shaft through a screw.
7. The floor brush driving structure for a floor scrubber according to claim 1, wherein: the transmission spline adopts a spiral spline, a spiral structure is arranged on the surface of the transmission spline, and the floor brush is assembled and fixed through the spiral structure.
8. The floor brush driving structure for a floor scrubber according to claim 1, wherein: the transmission spline adopts a straight spline, spline pins which are arranged in a straight line are arranged on the transmission spline, and the floor brush is assembled and fixed by matching the spline pins with the waterproof ring.
9. The floor brush driving structure for a floor scrubber according to claim 1, wherein: a damping ring is sleeved on the driving motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322412022.6U CN220778283U (en) | 2023-09-05 | 2023-09-05 | Be applied to scrubbing brush drive structure of washing ground machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322412022.6U CN220778283U (en) | 2023-09-05 | 2023-09-05 | Be applied to scrubbing brush drive structure of washing ground machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220778283U true CN220778283U (en) | 2024-04-16 |
Family
ID=90660153
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322412022.6U Active CN220778283U (en) | 2023-09-05 | 2023-09-05 | Be applied to scrubbing brush drive structure of washing ground machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220778283U (en) |
-
2023
- 2023-09-05 CN CN202322412022.6U patent/CN220778283U/en active Active
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