CN218718528U - Three-stage planet row reduction gearbox of pure electric stirring tank - Google Patents
Three-stage planet row reduction gearbox of pure electric stirring tank Download PDFInfo
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- CN218718528U CN218718528U CN202221851775.6U CN202221851775U CN218718528U CN 218718528 U CN218718528 U CN 218718528U CN 202221851775 U CN202221851775 U CN 202221851775U CN 218718528 U CN218718528 U CN 218718528U
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Abstract
The utility model provides a three-level planet row reduction box of a pure electric stirring tank, which adopts a three-level planet speed reducer, the speed ratio can be adjusted according to the requirement, the whole structure is compact, and the reduction ratio is large; and the integration level of the equipment is high, the cost of the equipment is reduced, and the use is convenient. It includes: a drive motor; and a reduction box body; the shell of the driving motor is fixedly arranged at one end of the reduction box body, and the other end of the reduction box body is provided with a convex output flange plate; a primary sun wheel shaft, a secondary sun wheel shaft, a tertiary sun wheel shaft and an output shaft are sequentially arranged in the reduction gearbox body along the axial direction, and the input end of the primary sun wheel shaft is fixedly connected with the output shaft of the driving motor; the solar energy collecting device is characterized in that a primary sun wheel is sleeved on the primary sun wheel shaft, a primary planet carrier is fixedly sleeved on the secondary sun wheel shaft, a plurality of primary planet wheels are arranged on the primary planet carrier in a ring distribution mode, and the primary planet wheels are connected with the primary sun wheel in a meshing mode.
Description
Technical Field
The utility model relates to a technical field of agitator tank reducing gear box specifically is a three-level planet row reducing gear box of electricelectric moves agitator tank.
Background
The rotation of the agitator tank of traditional fuel vehicle is provided power by hydraulic motor drive arrangement, and traditional agitator tank drive arrangement is hydraulic drive, and in the transportation, the engine need burn the fuel and drive the power takeoff device as energy source, and the power takeoff device drives the oil pump, drives hydraulic motor through hydraulic transmission principle, then drives the reducing gear box drive churn of agitator tank through hydraulic motor. The technical problem that how to update the reduction gearbox of the stirring tank into a pure electric reduction gearbox is urgently needed to be solved is that a large amount of energy is consumed, and along with the development of electrification, the reduction gearbox of the stirring tank is updated into the pure electric reduction gearbox.
The transmission ratio of the existing pure electric reduction gearbox is only 120-140 generally, and a high-power motor still needs to be configured, so that a pure electric stirring tank reduction gearbox with a relatively high transmission ratio needs to be developed urgently.
Disclosure of Invention
In order to solve the problems, the utility model provides a three-level planetary gear reduction box of a pure electric stirring tank, which adopts a three-level planetary gear reducer, the speed ratio can be adjusted according to the requirement, the whole structure is compact, and the reduction ratio is large; and the integration level of the equipment is high, the cost of the equipment is reduced, and the use is convenient.
The utility model provides a three-level planet row reduction box of pure electric agitator tank which characterized in that, it includes:
a drive motor;
and a reduction box body;
the shell of the driving motor is fixedly arranged at one end of the reduction box body, and the other end of the reduction box body is provided with a convex output flange plate;
a primary sun wheel shaft, a secondary sun wheel shaft, a tertiary sun wheel shaft and an output shaft are sequentially arranged in the reduction gearbox body along the axial direction, and the input end of the primary sun wheel shaft is fixedly connected with the output shaft of the driving motor;
the planetary gear reducer is characterized in that a primary sun gear is sleeved on the primary sun gear shaft, a primary planet carrier is fixedly sleeved on the secondary sun gear shaft, a plurality of primary planet gears are distributed on the primary planet carrier, the primary planet gears are meshed and connected with the primary sun gear, a primary gear ring is fixedly arranged on the inner annular wall of the reducer box body corresponding to the periphery of the outer ring of the primary planet gears, and the primary gear ring is meshed and connected with the plurality of primary planet gears positioned in the inner ring;
a secondary sun gear is fixedly sleeved at a position, close to the tertiary sun gear, of the secondary sun gear shaft, a secondary planet carrier is fixedly sleeved on the tertiary sun gear shaft, a plurality of secondary planet gears are distributed on the secondary planet carrier in a ring shape, the secondary planet gears are meshed with the secondary sun gear, a secondary gear ring is fixedly arranged on the ring wall of the reduction box body corresponding to the periphery of the secondary planet gears, and the secondary gear ring is meshed with a plurality of secondary planet gears located in the inner ring;
the three-stage planetary gear speed reducer is characterized in that a three-stage sun gear is fixedly arranged at a position, close to the output shaft, of the three-stage sun gear shaft, an arc-shaped gear coupler is fixedly sleeved on the output shaft, a rear convex connection profiling end of a three-stage planetary carrier is fixedly connected with an arc-shaped end of the periphery of the arc-shaped gear coupler, the radial center of the three-stage planetary carrier is jacked in the output end position of the three-stage sun gear shaft through a first bearing, the wheel carrier part of the three-stage planetary carrier faces towards the three-stage sun gear, a plurality of three-stage planetary gears are annularly distributed on the wheel carrier part of the three-stage planetary carrier, the three-stage planetary gears are meshed and connected with the three-stage sun gear, a three-stage gear ring is fixedly arranged on the periphery, corresponding to the three-stage planetary gears, of the ring wall of the speed reducer body, and is meshed and connected with a plurality of three-stage planetary gears located in the inner ring.
It is further characterized in that:
the inner end of the output flange plate is an output shaft;
the shell of the driving motor is connected with the reduction box body to form an integral structure, and the front projection of the primary sun gear shaft is connected with the output shaft of the driving motor through a spline structure, so that the whole mechanism is compact in structure;
the corresponding output ends of the primary sun wheel shaft, the secondary sun wheel shaft and the tertiary sun wheel shaft are respectively provided with corresponding spline structures, and the corresponding sun wheels are respectively fixedly sleeved on the spline structures of the corresponding sun wheel shafts, so that the stable and reliable connection is ensured;
an auxiliary supporting bracket is further arranged in the reduction box body, the primary sun gear shaft penetrates through a supporting bearing on the auxiliary supporting bracket, and the secondary sun gear shaft is mounted at the output end of the primary sun gear shaft in a jacking mode through a corresponding bearing, so that the axial position is stable and reliable;
the first-stage planet carrier, the second-stage planet carrier and the third-stage planet carrier are respectively connected with corresponding planet gears through double-row self-aligning bearings, so that a certain axial load can be borne, and the axial leap caused in the working process is absorbed;
the output shaft is positioned on the annular wall of the output hole of the reduction box body through a double-row self-aligning bearing;
an oil filter gear pump is arranged in the reduction gearbox body.
The utility model has the advantages that: the three-stage planetary reducer is adopted, the speed ratio can be adjusted according to the requirement, the whole structure is compact, and the reduction ratio is large; the defects of breakage of the output flange and the like are avoided, the service life of the speed reducer is prolonged, a power device for sprinkling is not required to be independently arranged, the integration level of equipment is high, the cost of the equipment is reduced, and the use is convenient.
Drawings
Fig. 1 is a schematic structural view of a perspective view of the present invention;
FIG. 2 is a schematic sectional view of the present invention;
the names corresponding to the sequence numbers in the figure are as follows:
the device comprises a driving motor 10, a reduction box body 20, an output flange 30, a primary sun gear shaft 40, a primary sun gear 41, a primary planet carrier 42, a primary planet gear 43, a primary gear ring 44, a secondary sun gear shaft 50, a secondary sun gear 51, a secondary planet carrier 52, a secondary planet gear 53, a secondary ring gear 54, a tertiary sun gear shaft 60, a tertiary sun gear 61, a tertiary planet carrier 62, a rear convex connection profiling end 621, a wheel carrier part 622, a tertiary planet gear 63, a tertiary ring gear 64, an output shaft 70, an arc-shaped tooth coupling 80, an auxiliary supporting bracket 90, a supporting bearing 100, a bearing 110, a self-aligning bearing 120, an oil filter gear pump 130 and a first bearing 140.
Detailed Description
A three-stage planet row reduction box of a pure electric stirring tank is shown in figures 1 and 2 and comprises a driving motor 10 and a reduction box body 20;
the shell of the driving motor 10 is fixedly arranged at one end of the reduction box body 20, and the other end of the reduction box body 20 is provided with a convex output flange 30;
a primary sun gear shaft 40, a secondary sun gear shaft 50, a tertiary sun gear shaft 60 and an output shaft 70 are sequentially arranged in the reduction box body 20 along the axial direction, and the input end of the primary sun gear shaft 40 is fixedly connected with the output shaft of the driving motor 10;
the primary sun wheel shaft 40 is sleeved with a primary sun wheel 41, the secondary sun wheel shaft 50 is fixedly sleeved with a primary planet carrier 42, a plurality of primary planet wheels 43 are arranged on the primary planet carrier 42 in a surrounding mode, the primary planet wheels 42 are meshed with the primary sun wheel 42, a primary gear ring 44 is fixedly arranged on the inner ring wall of the reduction box body 20 corresponding to the outer ring periphery of the primary planet wheels 43, and the primary gear ring 44 is meshed with a plurality of primary planet wheels 43 positioned on the inner ring;
the secondary sun wheel shaft 50 is fixedly sleeved with a secondary sun wheel 51 at a position close to the tertiary sun wheel shaft 60, the tertiary sun wheel shaft 60 is fixedly sleeved with a secondary planet carrier 52, a plurality of secondary planet wheels 53 are arranged on the secondary planet carrier 52 in a ring mode, the secondary planet wheels 53 are meshed with the secondary sun wheel 51, a secondary gear ring 54 is fixedly arranged on the ring wall of the reduction box body 20 corresponding to the periphery of the secondary planet wheels 53, and the secondary gear ring 54 is meshed with a plurality of secondary planet wheels 53 positioned on the inner ring;
a third-stage sun wheel 61 is fixedly arranged at a position, close to the output shaft 70, of the third-stage sun wheel shaft 60, the output shaft 70 is fixedly sleeved with an arc-shaped gear coupling 80, an arc-shaped end of the periphery of the arc-shaped gear coupling 80 is fixedly connected with a rear convex connection profiling end 621 of a third-stage planet carrier 62, the radial center of the third-stage planet carrier 62 is in top mounting at the output end position of the third-stage sun wheel shaft 60 through a first bearing 140, a wheel carrier part 622 of the third-stage planet carrier 62 is arranged towards the third-stage sun wheel 61, a plurality of third-stage planet wheels 63 are annularly distributed on the wheel carrier part 622 of the third-stage planet carrier 62, the third-stage planet wheels 63 are in meshing connection with the third-stage sun wheel 61, a third-stage gear ring 64 is fixedly arranged on the annular wall of the reduction box body 20 corresponding to the periphery of the third-stage planet wheels 63, and the third-stage gear ring 64 is in meshing connection with a plurality of third-stage planet wheels 63 positioned on the inner ring;
the inner end of the output flange 30 is the output shaft 70.
In specific implementation, the shell 11 of the driving motor 10 and the reduction box body 20 are connected into an integral structure, and the front projection of the primary sun gear shaft 40 is connected with the output shaft of the driving motor 20 through a spline structure, so that the whole mechanism is compact in structure;
the opposite output ends of the first-stage sun wheel shaft 40, the second-stage sun wheel shaft 50 and the third-stage sun wheel shaft 60 are respectively provided with corresponding spline structures, and the corresponding sun wheels are respectively fixedly sleeved on the spline structures of the corresponding sun wheel shafts, so that stable and reliable connection is ensured;
an auxiliary supporting bracket 90 is further arranged in the reduction box body 20, the primary sun gear shaft 40 penetrates through a supporting bearing 100 on the auxiliary supporting bracket 90, and the secondary sun gear shaft 50 is jacked at the output end of the primary sun gear shaft 40 through a corresponding bearing 110, so that the stability and reliability of the axial position are ensured;
the primary planet carrier 42, the secondary planet carrier 52 and the tertiary planet carrier 62 are respectively connected with corresponding planet wheels through a double-row self-aligning bearing 120, so that a certain axial load can be borne, and the axial displacement caused by the working process is absorbed;
the output shaft 70 is positioned by the annular wall of the output hole of the reduction box body 20 through a double-row self-aligning bearing 120;
the reduction box 20 is internally provided with an oil filter gear pump 130.
During concrete implementation, primary gear ratio is 6.86, and secondary gear ratio is 8.82, and tertiary gear ratio is 9, and its product speed ratio reaches 544, only need dispose the small motor can, adopt planet carrier output, output adopts two self-aligning bearings and arc gear coupling, but in the contained angle hand of automatic adaptation water agitator tank, the structure is simpler, and the cost such as manufacturing, maintenance has more advantages.
The utility model has the advantages that: the driving motor is independently controlled to reduce the traditional power transmission chain, reduce the system parts and reduce the system failure rate; the driving electric drive directly controls the reduction gearbox, so that the stirring tank of the cement stirring truck is controlled, and the control logic is simpler; the control cost is saved; compared with a traditional fuel vehicle stirring tank reduction box, the internal integrated filtering system has the advantages of long mileage and no maintenance as compared with a special oil product which is customized and developed; the three-level planetary gear reduction box is adopted, the axial size is reduced, the axial space of the whole vehicle is reduced, the battery arrangement space can be increased, the torque requirement of motor driving direct driving is reduced, a smaller controller and a smaller motor can be adopted, the cost of an electric driving system is greatly reduced, a good cost advantage is achieved, and the fuel vehicle turning electrification is facilitated.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides a three-level planet row reduction box of pure electric agitator tank which characterized in that, it includes:
a drive motor;
and a reduction box body;
the shell of the driving motor is fixedly arranged at one end of the reduction box body, and the other end of the reduction box body is provided with a convex output flange plate;
a primary sun wheel shaft, a secondary sun wheel shaft, a tertiary sun wheel shaft and an output shaft are sequentially arranged in the reduction gearbox body along the axial direction, and the input end of the primary sun wheel shaft is fixedly connected with the output shaft of the driving motor;
a primary sun wheel is sleeved on the primary sun wheel shaft, a primary planet carrier is fixedly sleeved on the secondary sun wheel shaft, a plurality of primary planet wheels are arranged on the primary planet carrier, the primary planet wheels are meshed and connected with the primary sun wheel, a primary gear ring is fixedly arranged on the inner ring wall of the reduction box body corresponding to the outer ring circumference of the primary planet gear, and the primary gear ring is in meshed connection with a plurality of primary planet gears positioned in the inner ring;
a secondary sun wheel is fixedly sleeved at a position, close to the tertiary sun wheel shaft, of the secondary sun wheel shaft, a secondary planet carrier is fixedly sleeved on the tertiary sun wheel shaft, a plurality of secondary planet wheels are arranged on the secondary planet carrier in a ring shape, the secondary planet wheels are in meshed connection with the secondary sun wheel, a secondary gear ring is fixedly arranged on the ring wall of the reduction box body corresponding to the periphery of the secondary planet wheels, and the secondary gear ring is in meshed connection with a plurality of secondary planet wheels positioned in an inner ring;
the three-stage planetary gear speed reducer is characterized in that a three-stage sun gear is fixedly arranged at a position, close to the output shaft, of the three-stage sun gear shaft, an arc-shaped gear coupler is fixedly sleeved on the output shaft, a rear convex connection profiling end of a three-stage planetary carrier is fixedly connected with an arc-shaped end of the periphery of the arc-shaped gear coupler, the radial center of the three-stage planetary carrier is jacked in the output end position of the three-stage sun gear shaft through a first bearing, the wheel carrier part of the three-stage planetary carrier faces towards the three-stage sun gear, a plurality of three-stage planetary gears are annularly distributed on the wheel carrier part of the three-stage planetary carrier, the three-stage planetary gears are meshed and connected with the three-stage sun gear, a three-stage gear ring is fixedly arranged on the periphery, corresponding to the three-stage planetary gears, of the ring wall of the speed reducer body, and is meshed and connected with a plurality of three-stage planetary gears located in the inner ring.
2. The three-stage planetary gear reduction gearbox of the pure electric stirring tank as recited in claim 1, characterized in that: the inner end of the output flange plate is an output shaft.
3. The three-stage planetary gear reduction gearbox of the pure electric stirring tank as recited in claim 1, characterized in that: the shell of the driving motor is connected with the reduction box body to form an integral structure, and the front projection of the primary sun gear shaft is connected with the output shaft of the driving motor through a spline structure.
4. The three-stage planetary gear reduction gearbox of the pure electric stirring tank as recited in claim 1, characterized in that: the opposite output ends of the first-stage sun wheel shaft, the second-stage sun wheel shaft and the third-stage sun wheel shaft are respectively provided with corresponding spline structures, and the corresponding sun wheels are respectively fixedly sleeved on the spline structures of the corresponding sun wheel shafts.
5. The three-stage planetary gear reduction gearbox of the pure electric stirring tank as recited in claim 1, characterized in that: an auxiliary supporting bracket is further arranged in the reduction box body, the primary sun gear shaft penetrates through a supporting bearing on the auxiliary supporting bracket, and the secondary sun gear shaft is mounted at the output end of the primary sun gear shaft in a jacking mode through a corresponding bearing.
6. The three-stage planetary gear reduction gearbox of the pure electric stirring tank as recited in claim 1, characterized in that: the first-stage planet carrier, the second-stage planet carrier and the third-stage planet carrier are respectively connected with corresponding planet wheels through double-row self-aligning bearings.
7. The three-stage planetary gear reduction gearbox of the pure electric stirring tank as recited in claim 1, characterized in that: the output shaft is positioned on the ring wall of the output hole of the reduction box body through a double-row self-aligning bearing.
8. The three-stage planetary gear reduction gearbox of the pure electric stirring tank as recited in claim 1, characterized in that: an oil filter gear pump is arranged in the reduction gearbox body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221851775.6U CN218718528U (en) | 2022-07-19 | 2022-07-19 | Three-stage planet row reduction gearbox of pure electric stirring tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221851775.6U CN218718528U (en) | 2022-07-19 | 2022-07-19 | Three-stage planet row reduction gearbox of pure electric stirring tank |
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| Publication Number | Publication Date |
|---|---|
| CN218718528U true CN218718528U (en) | 2023-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221851775.6U Active CN218718528U (en) | 2022-07-19 | 2022-07-19 | Three-stage planet row reduction gearbox of pure electric stirring tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218718528U (en) |
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2022
- 2022-07-19 CN CN202221851775.6U patent/CN218718528U/en active Active
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