CN220725891U - Transmission structure and swimming pool cleaning robot - Google Patents
Transmission structure and swimming pool cleaning robot Download PDFInfo
- Publication number
- CN220725891U CN220725891U CN202322306305.2U CN202322306305U CN220725891U CN 220725891 U CN220725891 U CN 220725891U CN 202322306305 U CN202322306305 U CN 202322306305U CN 220725891 U CN220725891 U CN 220725891U
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- transmission
- rolling brush
- driven wheel
- connecting shaft
- wheel
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 86
- 230000009182 swimming Effects 0.000 title claims abstract description 23
- 238000004140 cleaning Methods 0.000 title claims abstract description 18
- 238000005096 rolling process Methods 0.000 claims abstract description 81
- 238000009434 installation Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000001360 synchronised effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
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- Cleaning In General (AREA)
Abstract
The utility model discloses a transmission structure and a swimming pool cleaning robot, and relates to the technical field of swimming pool cleaning robots. The driving wheel of the transmission structure is driven by a driving motor, the driving wheel is in transmission fit with one end of the first rolling brush, and the other end of the first rolling brush is in transmission fit connection with the first driven wheel; the outer sides of the driving wheel and the second driven wheel are surrounded by a first crawler belt, the outer sides of the first driven wheel and the third driven wheel are surrounded by a second crawler belt, and the second driven wheel and the third driven wheel are in transmission fit at two ends of the second rolling brush; one part of the transmission coordination at the two ends of the first rolling brush and the second rolling brush is in friction transmission coordination, and the other three parts are in gear transmission coordination. Two caterpillar tracks and two rolling brushes are driven to rotate by one motor and one driving wheel, so that the swimming pool cleaning robot walks and cleans the surface of a swimming pool; one part of the transmission coordination at the two ends of the rolling brush is in friction transmission coordination, the rest is in gear transmission coordination, the problem of asynchronous movement between driven wheels is avoided, and the structure of the rolling brush is simplified.
Description
Technical Field
The utility model relates to the technical field of swimming pool cleaning robots, in particular to a transmission structure and a swimming pool cleaning robot.
Background
To keep swimming pools clean, the swimming pool water needs to be replaced periodically and the swimming pool needs to be cleaned periodically. Traditional clearance mode is generally for manual cleaning, and this kind of mode wastes time and energy still can cause the waste of water resource. At present, more and more swimming pool cleaning robots are used for automatically cleaning the bottom and the side walls of a swimming pool, and sewage in the cleaning process enters the inside of the robots and filtered clean water enters the swimming pool again, so that the cleaning is completed. The driving structure for the swimming pool cleaning robot to walk on the bottom or the side wall of the swimming pool is driven by the driving motor to walk on the crawler belt, and the front rolling brush and the rear rolling brush are driven to clean the inner surface of the swimming pool. Patent publication number CN215254937U discloses a driving mechanism for swimming pool cleaning, which is used on one side of the robot, and is driven by a motor to rotate a driving wheel, thereby driving a crawler belt to rotate, the crawler belt drives a driven wheel to rotate, and the driven wheel is synchronized to drive a rolling brush to rotate, but when the driving mechanism is simultaneously arranged on two sides, in order to avoid the problem that the two rolling brushes are not synchronous due to different rotation speeds of the motor, the connection of the rolling brushes is realized through a complex structure, such as the structure disclosed in CN21782048U, which results in high cost of the rolling brush and complex installation steps.
Disclosure of Invention
The utility model aims to provide a transmission structure and a swimming pool cleaning robot, which solve the problems of complex construction cost and complex installation steps of a rolling brush caused by the existing transmission mechanism.
In order to solve the technical problems, the utility model adopts the following technical scheme: a transmission structure, characterized in that: the device comprises a driving wheel, wherein the driving wheel is driven by a driving motor, the driving wheel is in transmission fit with one end of a first rolling brush, and the other end of the first rolling brush is in transmission fit connection with a first driven wheel; the outer sides of the driving wheel and the third driven wheel are surrounded by a first crawler belt, the outer sides of the first driven wheel and the second driven wheel are surrounded by a second crawler belt, and the second driven wheel and the third driven wheel are in transmission fit at two ends of the second rolling brush; one part of the transmission coordination at the two ends of the first rolling brush and the second rolling brush is in friction transmission coordination, and the other three parts are in gear transmission coordination.
The further technical scheme is that the driving motor is fixed on the shell, and an output shaft of the driving motor is matched with the inner side of the driving wheel through gear transmission.
The second rolling brush comprises a rolling brush base, one end of the rolling brush base is provided with a first connecting shaft, one end of the first connecting shaft is clamped with the rolling brush base, the other end of the first connecting shaft is fixed with a third driven wheel, and the outer side wall of the third driven wheel is meshed with the first crawler belt; the other end of the rolling brush base is provided with a second connecting shaft, one end of the second connecting shaft is coaxially and rotatably provided with a first transmission cylinder body, the first transmission cylinder body is clamped on the rolling brush base, the other end of the second connecting shaft is fixedly provided with a second driven wheel, and the outer side wall of the second driven wheel is meshed with a second crawler belt.
The further technical scheme is that a flange is formed by outwards protruding the side wall of one side of the second connecting shaft, which is close to the connecting gear, and the flange is rotationally connected with the inner wall of the first transmission cylinder, the second transmission cylinder is sleeved outside the second connecting shaft, a limiting piece is sleeved outside the second transmission cylinder, and the limiting piece is fixedly clamped with a limiting groove on the shell.
The further technical scheme is that positioning convex blocks are radially and uniformly distributed on the outer side wall of the end part of the first connecting shaft, a groove is formed in the inner wall of the end part of the first transmission cylinder, and the positioning convex blocks are inserted into the groove.
The further technical scheme is that the first connecting shaft is provided with a U-shaped groove with an opening towards the end part, and the bottom of the second transmission cylinder body and the bottom of the limiting piece are inserted into the U-shaped groove.
Further technical proposal is that the outer side wall of the rolling brush base is provided with rolling brush blades.
Working principle: the driving wheel is driven to rotate by the driving motor, the first rolling brush is driven to rotate so as to drive the first driven wheel to rotate, the first driven wheel drives the first caterpillar band to rotate with the second driven wheel, the second driven wheel drives the second rolling brush to rotate so as to drive the second caterpillar band to rotate, the third driven wheel rotates, the third driven wheel and the first driven wheel are surrounded by the second caterpillar band, the problem of asynchronous movement is not avoided, one part of transmission coordination at two ends of the first rolling brush and the second rolling brush is in friction transmission coordination, and the rest three parts are in gear transmission coordination.
Compared with the prior art, the utility model has the beneficial effects that: the device has the advantages that a simple transmission structure is provided, two tracks and two rolling brushes are driven to rotate by one motor and one driving wheel, so that the swimming pool cleaning robot walks and cleans the surface of a swimming pool; one part of the transmission coordination at two ends of the first rolling brush and the second rolling brush is in friction transmission coordination, the other three parts are in gear transmission coordination, the problem of asynchronous movement between driven wheels is avoided, and meanwhile, the structure of the rolling brush is simplified.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a use state diagram of the present utility model.
Fig. 3 is a schematic view of the internal structure of the rolling brush in the present utility model.
Fig. 4 is a schematic view of a mounting structure of a roll brush according to the present utility model.
Fig. 5 is a schematic structural view of a first connecting shaft according to the present utility model.
Fig. 6 is a schematic structural view of a second connecting shaft according to the present utility model.
In the figure: the device comprises a driving wheel 1, a driving motor 2, a first rolling brush 3, a first driven wheel 4, a second driven wheel 5, a first caterpillar band 6, a third driven wheel 7, a second caterpillar band 8, a second rolling brush 9, a rolling brush base 901, a first connecting shaft 902, a second connecting shaft 903, a first transmission cylinder 904, a second transmission cylinder 905, a limit piece 906, a positioning lug 907, a U-shaped groove 908, a 10-shell 11 and a connecting gear.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Fig. 1 and 2 show a transmission structure used by a swimming pool cleaning robot, a driving motor 2 is fixed in a shell 10, an output shaft of the driving motor 2 extends out of the shell 10 and is meshed with the inner side of a driving wheel 1 through gear transmission, the driving wheel 1 and a first driven wheel 4 are oppositely arranged at one end of the shell 10, the driving wheel 1 and the first driven wheel 4 are rotatably arranged on side walls of two sides of the shell 10, two ends of a first rolling brush 3 are respectively connected with the driving wheel 1 and the first driven wheel 4 in a transmission fit manner, the other end of the shell 10 is rotatably connected with a second driven wheel 5 and a third driven wheel 7, two ends of a second rolling brush 9 are respectively connected with the second driven wheel 5 and the third driven wheel 7 in a transmission fit manner, a first crawler belt 6 surrounds the outer sides of the driving wheel 1 and the third driven wheel 7, and a second crawler belt 8 surrounds the outer sides of the first driven wheel 4 and the second driven wheel 5. The driving wheel 1 is driven to rotate by the driving motor 2, the first rolling brush 3 is driven to rotate, the first driven wheel 3 drives the first caterpillar band 6 to rotate with the second driven wheel 5, the second driven wheel 5 drives the second rolling brush 9 to rotate, the second caterpillar band 8 is driven to rotate, the third driven wheel 7 and the first driven wheel 4 are surrounded by the second caterpillar band 8, the problem of asynchronous movement is not avoided, one part in the transmission cooperation of the two ends of the first rolling brush 3 and the second rolling brush 9 is in friction transmission cooperation, and the rest three parts are in gear transmission cooperation.
The friction transmission fit can be that the end part of the rolling brush is directly connected with a transmission cylinder fixed on the inside of the driving wheel through a bearing; or the end shaft of the rolling brush is directly connected with a transmission cylinder fixed on the inside of the driven wheel; or the end part of the first rolling brush is meshed with the inner wall of the driven wheel through a connecting gear, and the rolling brush base is in friction transmission fit with the connecting gear; the driven wheel can be directly fixed on the connecting shafts at the two ends of the rolling brush base, one connecting shaft is fixedly connected with the rolling brush base, and the other connecting shaft is rotationally connected with the rolling brush base.
Figures 3-6 show the last-mentioned drive form in which the roller brush is of the simplest construction. The second rolling brush 9 comprises a rolling brush base 901, rolling brush blades are arranged on the outer side wall of the rolling brush base 901, a first connecting shaft 902 is arranged at one end of the rolling brush base 901, one end of the first connecting shaft 902 is clamped with the rolling brush base 901, a third driven wheel 7 is fixed on the first connecting shaft 902, and the third driven wheel 7 is meshed with the inner wall of the first crawler belt 6; the other end of the rolling brush base 901 is provided with a second connecting shaft 903, one end of the second connecting shaft 903 is coaxially and rotatably provided with a first transmission cylinder 904, the first transmission cylinder 904 is clamped on the rolling brush base 901, the other end of the second connecting shaft 903 is fixedly provided with a second driven wheel 5, and the second driven wheel 5 is meshed with a second crawler belt 8. The first connecting shaft 902 is fixedly connected with the rolling brush base 901, and the second connecting shaft 903 is in friction rotation connection with the rolling brush base 901 through the first transmission cylinder 904, so that the rotation of the second driven wheel 5 cannot be directly transmitted to the rolling brush base 901, and the normal operation of the second rolling brush 9 is not affected when the rotation of the second driven wheel 5 and the third driven wheel 7 are not synchronous.
For making the rotation more steady, the side wall of one side that the second connecting axle 903 is close to connecting gear 11 outwards evaginates and forms the flange, and the flange rotates with first transmission barrel 904 inner wall to be connected, and first transmission barrel 904 cup joints second transmission barrel 905 outward, and second connecting axle 903 cup joints second transmission barrel 905 outward, and second transmission barrel 905 overcoat has connect spacing piece 906, and spacing piece 906 is fixed with the spacing groove joint on the casing 10, and spacing piece 906 lateral wall can set up the tooth, is provided with corresponding draw-in groove in the spacing groove, and casing 10 joint is on spacing piece 906 like this, and casing 10 installation of being convenient for, but spacing piece 906 rotates relatively with second transmission barrel 905, and the rotation of second round brush 9 does not influence casing 10.
In order to facilitate the installation of the first connecting shaft, positioning protruding blocks 907 are radially and uniformly distributed on the outer side wall of the end part of the first connecting shaft 902, a groove is formed on the inner wall of the end part of the first transmission cylinder 904, and the positioning protruding blocks 907 are inserted into the groove. To facilitate the limiting of the second transmission cylinder, the first connecting shaft 902 is provided with a U-shaped groove 908 which is opened to the end, and the bottom of the second transmission cylinder 905 and the limiting member 906 are inserted into the U-shaped groove 908.
The first rolling brush 3 is similar to the second rolling brush 9, and the difference is that the two ends of the rolling brush base are clamped by the first connecting shaft, and then are respectively in gear transmission with the first driven wheel 4 and the driving wheel 1 through the connecting gear 11 at the end part of the first connecting shaft.
Although the utility model has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the scope and spirit of the principles of this disclosure. More specifically, various variations and modifications may be made to the component parts and/or arrangements within the scope of the disclosure, drawings and claims of the present application. In addition to variations and modifications in the component parts and/or arrangements, other uses will be apparent to those skilled in the art.
Claims (8)
1. A transmission structure, characterized in that: comprises a driving wheel (1), wherein the driving wheel (1) is driven by a driving motor (2), the driving wheel (1) is in transmission fit with one end of a first rolling brush (3), and the other end of the first rolling brush (3) is in transmission fit connection with a first driven wheel (4); the outer sides of the driving wheel (1) and the third driven wheel (7) are surrounded by a first crawler belt (6), the outer sides of the first driven wheel (4) and the second driven wheel (5) are surrounded by a second crawler belt (8), and the second driven wheel (5) and the third driven wheel (7) are in transmission fit with the two ends of a second rolling brush (9); one part of the transmission coordination at two ends of the first rolling brush (3) and the second rolling brush (9) is in friction transmission coordination, and the other three parts are in gear transmission coordination.
2. A transmission structure according to claim 1, wherein: the driving motor (2) is fixed on the shell (10), and an output shaft of the driving motor (2) is matched with the inner side of the driving wheel (1) through gear transmission.
3. A transmission structure according to claim 1, wherein: the second rolling brush (9) comprises a rolling brush base (901), a first connecting shaft (902) is arranged at one end of the rolling brush base (901), one end of the first connecting shaft (902) is clamped with the rolling brush base (901), a third driven wheel (7) is fixed at the other end of the first connecting shaft (902), and the outer side wall of the third driven wheel (7) is meshed with the first crawler belt (6); the other end of the rolling brush base (901) is provided with a second connecting shaft (903), one end of the second connecting shaft (903) coaxially rotates and is provided with a first transmission cylinder (904), the first transmission cylinder (904) is clamped on the rolling brush base (901), the other end of the second connecting shaft (903) is fixedly provided with a second driven wheel (5), and the outer side wall of the second driven wheel (5) is meshed with a second crawler belt (8).
4. A transmission structure according to claim 3, wherein: the side wall of one side of the second connecting shaft (903) close to the connecting gear (11) is outwards protruded to form a flange, the flange is rotationally connected with the inner wall of the first transmission barrel (904), the second transmission barrel (905) is sleeved outside the second connecting shaft (903), the limiting piece (906) is sleeved outside the second transmission barrel (905), and the limiting piece (906) is fixedly clamped with the limiting groove on the shell (10).
5. A transmission structure according to claim 3, wherein: positioning convex blocks (907) are radially and uniformly distributed on the outer side wall of the end part of the first connecting shaft (902), grooves are formed in the inner wall of the end part of the first transmission cylinder (904), and the positioning convex blocks (907) are inserted into the grooves.
6. A transmission structure according to claim 5, wherein: the first connecting shaft (902) is provided with a U-shaped groove (908) with an opening towards the end part, and the bottoms of the second transmission cylinder (905) and the limiting piece (906) are inserted into the U-shaped groove (908).
7. A transmission structure according to claim 3, wherein: the outer side wall of the rolling brush base (901) is provided with rolling brush blades.
8. A swimming pool cleaning robot, characterized in that: comprising a transmission structure according to any one of claims 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322306305.2U CN220725891U (en) | 2023-08-28 | 2023-08-28 | Transmission structure and swimming pool cleaning robot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322306305.2U CN220725891U (en) | 2023-08-28 | 2023-08-28 | Transmission structure and swimming pool cleaning robot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220725891U true CN220725891U (en) | 2024-04-05 |
Family
ID=90499097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322306305.2U Active CN220725891U (en) | 2023-08-28 | 2023-08-28 | Transmission structure and swimming pool cleaning robot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220725891U (en) |
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2023
- 2023-08-28 CN CN202322306305.2U patent/CN220725891U/en active Active
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| GR01 | Patent grant | ||
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