CN215364635U - Speed reducer for winch - Google Patents
Speed reducer for winch Download PDFInfo
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- CN215364635U CN215364635U CN202120924283.4U CN202120924283U CN215364635U CN 215364635 U CN215364635 U CN 215364635U CN 202120924283 U CN202120924283 U CN 202120924283U CN 215364635 U CN215364635 U CN 215364635U
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- speed reducing
- speed reducer
- speed
- planetary gear
- winch
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Abstract
The utility model relates to a speed reducer for a winch, which comprises an installation seat, a speed reducing mechanism and a braking mechanism, wherein the speed reducing mechanism and the braking mechanism are respectively installed on two sides of the installation seat; the speed reducing mechanism comprises a speed reducing cylinder and a planetary wheel set, the speed reducing cylinder is sleeved outside the supporting bearing, and the planetary wheel set is installed in the speed reducing cylinder and meshed with the speed reducing cylinder; the input shaft penetrates through the braking mechanism and the mounting seat in sequence and is connected to the planetary wheel set. The utility model has the advantages that the speed reducing mechanism and the braking mechanism are all fixed on the mounting seat in a modularized manner, so that the speed reducing mechanism and the braking mechanism can be detached and replaced at will, and the maintenance time is greatly shortened; the planet wheel assemblies are all installed in the speed reducing cylinder, and the speed reducing cylinder extends into the roller of the winch for installation, so that the reduction of the volume is facilitated; the device has simple structure and convenient maintenance.
Description
Technical Field
The utility model relates to the field of speed reducers, in particular to a speed reducer for a winch.
Background
The ship winch is the most common tool on a ship, and in order to improve torque, a motor is usually adopted to drive a speed reducer to rotate so as to realize a hoisting action.
The existing speed reducer is usually large in diameter and is installed outside the hoisting drum to drive the hoisting drum, so that the size of the hoisting machine is large, and the existing speed reducer occupies a large space on a ship with small size. And the existing speed reducer is usually arranged in a large shell, the whole speed reducer needs to be disassembled during maintenance, the maintenance is difficult and the time consumption is long, and the use of the winch is influenced.
Therefore, a new speed reducer for a winch is needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems that the existing speed reducer for the winch occupies large space and is difficult to maintain.
According to one aspect of the utility model, the speed reducer for the winch comprises an installation seat, a speed reducing mechanism and a braking mechanism, wherein the speed reducing mechanism and the braking mechanism are respectively installed on two sides of the installation seat; the speed reducing mechanism comprises a speed reducing cylinder and a planetary wheel set, the speed reducing cylinder is sleeved outside the supporting bearing, and the planetary wheel set is installed in the speed reducing cylinder and meshed with the speed reducing cylinder; the input shaft penetrates through the braking mechanism and the mounting seat in sequence and is connected to the planetary wheel set.
According to the scheme, the speed reducing mechanism and the braking mechanism are modularly fixed on the mounting seat, so that the speed reducing mechanism and the braking mechanism can be detached and replaced at will, the maintenance time is greatly shortened, and the working efficiency is improved; the planet wheel assemblies are all installed in the speed reducing cylinder, and the speed reducing cylinder extends into the roller of the winch for installation, so that the reduction of the volume is facilitated; the device has simple structure and convenient maintenance.
Preferably, the reduction gear comprises an inner gear cover and an inner gear ring, the inner gear cover is plugged to one side of the inner gear ring and is fixed through a bolt, and the inner gear ring is sleeved outside the support bearing.
Through this scheme, a speed reduction section of thick bamboo can be dismantled equally, has further improved the convenience of maintenance.
Preferably, the planetary wheel set comprises a sun wheel shaft, a primary planetary wheel set and a secondary planetary wheel set, the sun wheel shaft is rotatably connected to the axis of the reduction cylinder, the sun wheel shaft is meshed with the primary planetary wheel set, the primary planetary wheel set is meshed with the secondary planetary wheel set, and the secondary planetary wheel set is meshed with the inner gear ring; the primary planetary gear set is installed in the inner gear cover, and the secondary planetary gear set is installed in the inner gear ring.
According to the scheme, the two-stage planetary wheel set is utilized for speed reduction, so that the speed reduction effect is greatly improved, and the structure of the planetary wheel assembly is more compact, so that the whole volume of the device is reduced; the two-stage planet wheel is respectively arranged in the inner tooth cover and the inner gear ring, so that the grouped disassembly, replacement and maintenance are convenient, and the maintenance cost is reduced while the maintenance is convenient.
Preferably, a stabilizing bearing is provided at the center of the inner gear cover, and the sun gear shaft is connected to the inner gear cover through the stabilizing bearing.
Through this scheme, the stability of stability bearing's setting when can keeping the running of sun gear axle reduces the vibration to improve the life-span, reduce the frequency of maintenance.
Preferably, a fixing part is convexly arranged on the outer side of one end, close to the mounting seat, of the inner gear ring, and an oil seal is arranged between the inner gear ring and the mounting part.
Through this scheme, make reduction gears can most stretch into the roller of winch in, further reduce the volume that exposes the roller after this device installation.
Preferably, one side of the braking mechanism, which is far away from the mounting seat, is fixed with a motor seat through a bolt, and both ends of the input shaft are provided with splines.
Through this scheme, the setting up of motor seat makes things convenient for the fixed of motor, and the input shaft both ends can mesh with sun gear axle and motor respectively, conveniently dismantles and maintains.
The modularized assembling device has the advantages that the structure is simple, the modularized assembling is adopted, the maintenance is convenient, the maintenance time is greatly saved, and the working efficiency is improved.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model.
Fig. 1 is a schematic structural view of a speed reducer for a winch according to an embodiment of the present invention.
Fig. 2 is a schematic structural view of the mount and the reduction mechanism in fig. 1.
Detailed Description
Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses.
Techniques and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be considered a part of the specification where appropriate.
In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
Examples
As shown in fig. 1 and 2, the speed reducer for a winch in the present embodiment includes an installation base 100, a speed reducing mechanism 200, and a braking mechanism 300, wherein the speed reducing mechanism 200 and the braking mechanism 300 are respectively installed on two sides of the installation base 100, an installation portion 110 is convexly provided on one side of the installation base 100 facing the speed reducing mechanism 200, and a support bearing 120 is sleeved on the installation portion 110; the speed reducing mechanism 200 includes a speed reducing cylinder sleeved outside the support bearing 120, and a planetary gear set installed in the speed reducing cylinder and engaged with the speed reducing cylinder; the input shaft 400 penetrates the brake mechanism 300 and the mounting base 100 in sequence to be connected to the planetary gear set.
According to the scheme of the embodiment, the speed reducing mechanism 200 and the braking mechanism 300 are modularly fixed on the mounting base 100, so that the speed reducing mechanism can be detached and replaced at will, the maintenance time is greatly shortened, and the working efficiency is improved; the planet wheel assemblies are all installed in the speed reducing cylinder, and the speed reducing cylinder extends into the roller of the winch for installation, so that the reduction of the volume is facilitated; the device has simple structure and convenient maintenance.
In this embodiment or other embodiments, the reduction gear includes an inner gear cover 210 and an inner gear ring 220, the inner gear cover 210 blocks one side of the inner gear ring 220 and is fixed by a bolt, the inner gear ring 220 is sleeved outside the support bearing 120, and the reduction gear can also be disassembled, so as to further improve the convenience of maintenance.
In this or other embodiments, the planetary gear sets include a sun gear shaft 231, a primary planetary gear set 232 and a secondary planetary gear set 233, the sun gear shaft 231 is rotatably connected to the axis of the reduction cylinder, the sun gear shaft 231 is meshed with the primary planetary gear set 232, the primary planetary gear set 232 is meshed with the secondary planetary gear set 233, and the secondary planetary gear set 233 is meshed with the ring gear 220; the primary planetary gear set 232 is installed into the inner gear cover 210, and the secondary planetary gear set 233 is installed into the inner gear 220.
The two-stage planetary wheel set is used for reducing speed, so that the speed reduction effect is greatly improved, and the structure of the planetary wheel assembly is more compact, which is beneficial to reducing the whole volume of the device; two-stage planet wheels are respectively installed in the inner tooth cover 210 and the inner gear ring 220, so that grouping, disassembly, replacement and maintenance are convenient to carry out, and the maintenance cost is reduced while the maintenance is convenient.
In this embodiment or other embodiments, a stabilizing bearing 211 is provided at the center of the inner gear cover 210, and the sun gear shaft 231 is connected to the inner gear cover 210 through the stabilizing bearing 211.
The provision of the stabilizing bearing 211 can maintain the stability of the sun gear shaft 231 during operation, reduce vibration, improve the service life, and reduce the frequency of maintenance.
In this embodiment or other embodiments, a fixing portion 221 is convexly provided on the outer side of one end of the ring gear 220 close to the mounting seat 100, and an oil seal 222 is provided between the ring gear 220 and the mounting portion 110. The speed reducing mechanism 200 can mostly extend into the roller of the winch, and the volume of the roller exposed after the device is installed is further reduced.
In this embodiment or other embodiments, a motor seat 500 is fixed to a side of the braking mechanism 300 away from the mounting seat 100 by bolts, and both ends of the input shaft 400 are provided with splines. The motor base 500 is provided to facilitate the fixing of the motor 600, and both ends of the input shaft 400 can be respectively engaged with the sun gear shaft 231 and the motor 600 to facilitate the detachment and maintenance.
The technical effect of this embodiment lies in, this device simple structure through modular equipment, has made things convenient for the maintenance, helps saving maintenance duration greatly, improves work efficiency.
Although some specific embodiments of the present invention have been described in detail by way of illustration, it should be understood by those skilled in the art that the above illustration is only for the purpose of illustration and is not intended to limit the scope of the utility model. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the utility model. The scope of the utility model is defined by the appended claims.
Claims (6)
1. A speed reducer for a winch comprises a mounting seat, a speed reducing mechanism and a braking mechanism, and is characterized in that the speed reducing mechanism and the braking mechanism are respectively mounted on two sides of the mounting seat, a mounting part is convexly arranged on one side of the mounting seat facing the speed reducing mechanism, and a supporting bearing is sleeved on the mounting part; the speed reducing mechanism comprises a speed reducing cylinder and a planetary wheel set, the speed reducing cylinder is sleeved outside the supporting bearing, and the planetary wheel set is installed in the speed reducing cylinder and meshed with the speed reducing cylinder; the input shaft penetrates through the braking mechanism and the mounting seat in sequence and is connected to the planetary wheel set.
2. The speed reducer for the winch according to claim 1, wherein the speed reducer comprises an inner gear cover and an inner gear ring, the inner gear cover is plugged to one side of the inner gear ring and fixed through a bolt, and the inner gear ring is sleeved outside the support bearing.
3. The speed reducer for winch according to claim 2, wherein the planetary gear set comprises a sun gear shaft, a primary planetary gear set and a secondary planetary gear set, the sun gear shaft is rotatably connected to the axis of the speed reducing cylinder, the sun gear shaft is meshed with the primary planetary gear set, the primary planetary gear set is meshed with the secondary planetary gear set, and the secondary planetary gear set is meshed with the inner gear ring; the primary planetary gear set is installed in the inner gear cover, and the secondary planetary gear set is installed in the inner gear ring.
4. The speed reducer for winch according to claim 3, wherein a stabilizing bearing is provided at the center of the inner tooth cover, and the sun gear shaft is connected to the inner tooth cover through the stabilizing bearing.
5. The speed reducer for the winch according to claim 2, wherein a fixing portion is provided to protrude outward at an outer side of one end of the ring gear close to the mounting seat, and an oil seal is provided between the ring gear and the mounting portion.
6. The speed reducer for the winch according to claim 1, wherein a motor base is fixed to a side of the brake mechanism away from the mounting base by a bolt, and splines are provided at both ends of the input shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120924283.4U CN215364635U (en) | 2021-04-29 | 2021-04-29 | Speed reducer for winch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120924283.4U CN215364635U (en) | 2021-04-29 | 2021-04-29 | Speed reducer for winch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215364635U true CN215364635U (en) | 2021-12-31 |
Family
ID=79628831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120924283.4U Active CN215364635U (en) | 2021-04-29 | 2021-04-29 | Speed reducer for winch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215364635U (en) |
-
2021
- 2021-04-29 CN CN202120924283.4U patent/CN215364635U/en active Active
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