CN214788849U - Electric rolling brush speed reducer - Google Patents
Electric rolling brush speed reducer Download PDFInfo
- Publication number
- CN214788849U CN214788849U CN202120614042.XU CN202120614042U CN214788849U CN 214788849 U CN214788849 U CN 214788849U CN 202120614042 U CN202120614042 U CN 202120614042U CN 214788849 U CN214788849 U CN 214788849U
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- rolling brush
- gear set
- gear
- reduction gear
- shell
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Abstract
An electric rolling brush speed reducer comprises a shell and a gear speed reducing mechanism, wherein the gear speed reducing mechanism is arranged in the shell; the shell is externally provided with a motor connecting part used for being connected with a motor and a rolling brush driving wheel used for being connected with a rolling brush; the gear reduction mechanism comprises an input gear, a reduction gear set and an output gear, and the input gear is used for being coaxially connected with a motor rotating shaft; the speed reduction gear set comprises a first speed reduction gear set, a second speed reduction gear set and a third speed reduction gear set, and the input gear, the first speed reduction gear set, the second speed reduction gear set, the third speed reduction gear set and the output gear are meshed in pairs to form a three-stage speed reduction mechanism; the output gear is coaxially connected with the rolling brush driving wheel through a rotating shaft; the rolling brush driving wheel is rotationally connected with the shell; the motor connecting part comprises a cylindrical side wall; the utility model has the advantages that: the transmission efficiency is high, cleans efficiently, and stability is high, has certain waterproof function.
Description
Technical Field
The utility model relates to a cleaning device field, in particular to electronic round brush reduction gear.
Background
The sweeper is emerging intelligent cleaning equipment in recent years, integrates multiple functions of sweeping, dust collection and the like, and has the advantages of high working efficiency, low cleaning cost, good cleaning effect, high safety performance and the like.
A motor is arranged in part of the sweeper and drives the rolling brush to rotate through a transmission device, so that the rolling brush absorbs dirt in the rotating process.
In the existing rolling brush, an output shaft of a motor and a rotating shaft of the rolling brush are generally connected through a conveying belt so as to transmit power; the rolling brush is driven by a conveyor belt and is easy to slip due to the entry of water; the transmission mechanism and the rolling brush cannot be well matched, the transmission efficiency of power is poor, and the power is easy to loose under the condition of long-term use, so that the power transmission is not stable enough; and the defects of large external size, low efficiency and the like of the transmission device are also frequently caused.
In order to improve the decontamination effect of the rolling brush, a larger torque is generally required to be provided for the rolling brush, and the rotating speed is reduced; and the speed regulation effect of the device for connecting the conveying belt with the rolling brush is not ideal, so that the rotating speed of the rolling brush is easily large, the torque is small, and the good decontamination effect cannot be achieved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that the problem to prior art exists provides a transmission efficiency height, cleans efficiently, and stability is high, has the electronic round brush reduction gear of certain waterproof function.
The utility model provides a technical scheme that above-mentioned technical problem adopted does:
an electric rolling brush speed reducer comprises a shell and a gear speed reducing mechanism, wherein the gear speed reducing mechanism is arranged in the shell; the shell is externally provided with a motor connecting part used for being connected with a motor and a rolling brush driving wheel used for being connected with a rolling brush;
the gear reduction mechanism comprises an input gear, a reduction gear set and an output gear, and the input gear is used for being coaxially connected with a motor rotating shaft; the speed reduction gear set comprises a first speed reduction gear set, a second speed reduction gear set and a third speed reduction gear set, the input gear, the first speed reduction gear set, the second speed reduction gear set, the third speed reduction gear set and the output gear are meshed in pairs to form a three-stage speed reduction mechanism, and the output gear is coaxially connected with the rolling brush driving wheel through a rotating shaft;
the rolling brush driving wheel is of a cap-shaped structure, clamping lines are arranged on the outer side of the cap-shaped structure, an annular limiting groove used for being embedded into the edge of the rolling brush driving wheel is formed in the shell, the rolling brush driving wheel is rotatably connected with the shell, and the rolling brush driving wheel is in clearance fit with the limiting groove;
the motor connecting part comprises a cylindrical side wall, the cylindrical side wall is connected with the shell, a through hole for coaxially connecting a motor rotating shaft and the input gear is formed in the shell wall surrounded by the cylindrical side wall, and a motor connecting piece is arranged on the inner side of the motor connecting part.
Further, the first reduction gear set comprises a first gearwheel and a first pinion gear which are coaxially stacked, the second reduction gear set comprises a second gearwheel and a second pinion gear which are coaxially stacked, and the third reduction gear set comprises a third gearwheel; the first gearwheel is in meshed connection with the input gear, the first pinion is in meshed connection with the second gearwheel, the second pinion is in meshed connection with the third gearwheel, and the third gearwheel is in meshed connection with the output gear.
Furthermore, the first reduction gear set, the second reduction gear set and the third reduction gear set are respectively installed on the limiting seat through connecting shafts, and the limiting seat is arranged on the inner wall of the shell.
Further, the rotating shaft is installed on a limiting seat, the limiting seat is arranged on the inner wall of the shell, and a limiting part used for limiting the position of the output gear is coaxially connected between the output gear and the rolling brush driving wheel so as to increase the stability of the output gear.
Furthermore, the limiting seat is of an inwards-concave table-shaped structure.
Preferably, the motor connecting piece comprises a screw connecting hole and a buckle.
Compared with the prior art, the utility model relates to an electronic round brush reduction gear's beneficial effect does:
1. the traditional belt transmission is replaced by gear transmission, so that the transmission efficiency is improved; compared with belt transmission, the internal parts do not need to be replaced regularly, and the use is convenient.
2. The three-level gear speed reducing mechanism in the speed reducer can effectively reduce the speed, so that a larger torque is provided for the rolling brush, and the decontamination effect and the cleaning effect of the rolling brush are improved.
3. The gear train is arranged compactly, simple structure, and through the multistage spacing to the gear train, reduces the influence that the vibration of round brush brought gear train inner structure stability.
4. The speed reducer is provided with a shell, the rolling brush driving wheel is in clearance fit with the shell of the speed reducer, and garbage, moisture and the like brushed by the rolling brush are not easy to enter the speed reducer, so that the service life of equipment can be prolonged.
Drawings
Fig. 1 is a schematic view of a three-dimensional structure of an electric rolling brush speed reducer of the present invention.
Fig. 2 is the schematic view of the three-dimensional structure of the electric rolling brush speed reducer connected to the motor of the present invention.
Fig. 3 is a cross-sectional view of the utility model of an electric rolling brush decelerator behind the connection motor.
Fig. 4 is an exploded view of the internal structure of the electric rolling brush speed reducer of the present invention.
Reference numerals: 1. a housing; 2. a gear reduction mechanism; 3. a motor connecting part; 4. a roller brush drive wheel; 5. an input gear; 6. a reduction gear set; 7. an output gear; 8. a limiting seat.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1 to 3, an electric rolling brush speed reducer comprises a housing 1 and a gear speed reducing mechanism 2, wherein the gear speed reducing mechanism 2 is arranged in the housing; a motor connecting part 3 used for being connected with a motor and a rolling brush driving wheel 4 used for being connected with a rolling brush are arranged outside the shell 1;
as shown in fig. 4, the gear reduction mechanism 2 includes an input gear 5, a reduction gear set 6, and an output gear 7, wherein the input gear 5 is used for being coaxially connected with a motor rotating shaft; the reduction gear set 6 includes a first reduction gear set, a second reduction gear set, a third reduction gear set; the first reduction gear set comprises a first large gear and a first small gear which are coaxially stacked, the second reduction gear set comprises a second small gear and a second large gear which are coaxially stacked, and the third reduction gear set comprises a third large gear; the first gearwheel is in meshed connection with the input gear 5, the first pinion is in meshed connection with the second gearwheel, the second pinion is in meshed connection with the third gearwheel, the third gearwheel is in meshed connection with the output gear 7, and the output gear 7 is in coaxial connection with the rolling brush driving wheel 4 through a rotating shaft.
As shown in fig. 3, round brush drive wheel 4 is the cap-shaped structure that the outside is equipped with the joint line, casing 1 is equipped with outward and is used for the embedding the cyclic annular spacing groove at 4 borders of round brush drive wheel, round brush drive wheel 4 and casing swivelling joint, round brush drive wheel 4 and spacing groove clearance fit.
As shown in fig. 1, the motor connecting portion 3 includes a cylindrical side wall, the cylindrical side wall is connected to the housing 1, a through hole for coaxially connecting the motor rotating shaft and the input gear 5 is opened on a housing wall surrounded by the cylindrical side wall, and a motor connecting member is disposed inside the motor connecting portion 3.
As shown in fig. 3 and 4, the first reduction gear set, the second reduction gear set and the third reduction gear set are respectively mounted on the limiting seat 8 through connecting shafts, the limiting seat 8 is arranged on the inner wall of the housing, and the limiting seat 8 is of an inward-recessed table-shaped structure.
The rotating shaft is arranged on the limiting seat 8, and the limiting seat 8 is arranged on the inner wall of the shell; a limiting piece for limiting the position of the output gear is coaxially connected between the output gear 7 and the rolling brush driving wheel 4, so that the stability of the output gear is improved.
In the embodiment, the motor connecting part 3 is connected with a motor through a buckle, and a rotating shaft of the motor is coaxially connected with the input gear 5; the roller brush driving wheel 4 is connected with a roller brush.
The utility model provides an electric rolling brush speed reducer, which replaces the traditional belt transmission by the gear transmission, solves the problems of poor power transmission efficiency, short service life and the like of a transmission device in the prior art, and simultaneously effectively reduces the speed by a three-level speed reducing mechanism, thereby providing larger torque for a rolling brush and improving the decontamination effect and the cleaning effect of the rolling brush; in addition, through the clearance fit of the rolling brush driving wheel and the shell, garbage and moisture in the cleaning process are effectively prevented from entering the inside of the speed reducer, and the service life of the speed reducer is prolonged.
Finally, it should be noted that: the above embodiments are merely illustrative of the technical solutions of the present invention, and not limitative thereof; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (5)
1. The electric rolling brush speed reducer is characterized by comprising a shell and a gear speed reducing mechanism, wherein the gear speed reducing mechanism is arranged in the shell; the shell is externally provided with a motor connecting part used for being connected with a motor and a rolling brush driving wheel used for being connected with a rolling brush;
the gear reduction mechanism comprises an input gear, a reduction gear set and an output gear, and the input gear is used for being coaxially connected with a motor rotating shaft; the speed reduction gear set comprises a first speed reduction gear set, a second speed reduction gear set and a third speed reduction gear set, the input gear, the first speed reduction gear set, the second speed reduction gear set, the third speed reduction gear set and the output gear are meshed in pairs to form a three-stage speed reduction mechanism, and the output gear is coaxially connected with the rolling brush driving wheel through a rotating shaft;
the rolling brush driving wheel is of a cap-shaped structure, clamping lines are arranged on the outer side of the cap-shaped structure, an annular limiting groove used for being embedded into the edge of the rolling brush driving wheel is formed in the shell, the rolling brush driving wheel is rotatably connected with the shell, and the rolling brush driving wheel is in clearance fit with the limiting groove;
the motor connecting part comprises a cylindrical side wall, the cylindrical side wall is connected with the shell, a through hole for coaxially connecting a motor rotating shaft and the input gear is formed in the shell wall surrounded by the cylindrical side wall, and a motor connecting piece is arranged on the inner side of the motor connecting part.
2. An electric round brush speed reducer according to claim 1, wherein the first reduction gear set comprises a first bull gear and a first pinion gear arranged in a coaxial stack, the second reduction gear set comprises a second bull gear and a second pinion gear arranged in a coaxial stack, and the third reduction gear set comprises a third bull gear; the first gearwheel is in meshed connection with the input gear, the first pinion is in meshed connection with the second gearwheel, the second pinion is in meshed connection with the third gearwheel, and the third gearwheel is in meshed connection with the output gear.
3. The electric rolling brush speed reducer according to claim 2, wherein the first reduction gear set, the second reduction gear set and the third reduction gear set are respectively mounted on a limiting seat through connecting shafts, and the limiting seat is arranged on the inner wall of the shell.
4. The reducer of claim 1, wherein the shaft is mounted on a limiting seat, the limiting seat is disposed on an inner wall of the housing, and a limiting member is coaxially connected between the output gear and the rolling brush driving wheel for limiting a position of the output gear.
5. An electric rolling brush speed reducer according to claim 3 or 4, wherein the limiting seat is of an inwardly recessed table-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120614042.XU CN214788849U (en) | 2021-03-26 | 2021-03-26 | Electric rolling brush speed reducer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120614042.XU CN214788849U (en) | 2021-03-26 | 2021-03-26 | Electric rolling brush speed reducer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214788849U true CN214788849U (en) | 2021-11-19 |
Family
ID=78667218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120614042.XU Active CN214788849U (en) | 2021-03-26 | 2021-03-26 | Electric rolling brush speed reducer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214788849U (en) |
-
2021
- 2021-03-26 CN CN202120614042.XU patent/CN214788849U/en active Active
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