CN213839476U - Speed reducing motor for travelling crane - Google Patents
Speed reducing motor for travelling crane Download PDFInfo
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- CN213839476U CN213839476U CN202022483501.3U CN202022483501U CN213839476U CN 213839476 U CN213839476 U CN 213839476U CN 202022483501 U CN202022483501 U CN 202022483501U CN 213839476 U CN213839476 U CN 213839476U
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Abstract
The utility model provides a crown block walking gear motor, crown block walking gear motor includes: the gear box comprises a shell, a motor body, a first gear, a gear shaft, a second gear, third external teeth, an output shaft, a third gear and fifth external teeth; the motor body is provided with an input shaft, the motor body is fixed on the shell, and the input shaft penetrates into the shell; the outer wall of the first gear is provided with first outer teeth, the first gear is sleeved on the outer side of the input shaft, and the first gear and the input shaft do not rotate relatively; the gear shaft is embedded into the shell, is rotatably connected with the shell and is parallel to the input shaft; the outer wall of the second gear is provided with second external teeth, the second gear is sleeved outside the gear shaft, the second gear and the gear shaft do not rotate relatively, and the second external teeth of the second gear are meshed with the first external teeth of the first gear; the third external teeth are arranged on the outer wall of the gear shaft; one end of the output shaft penetrates into the shell, and the other end of the output shaft is located on the outer side of the shell.
Description
Technical Field
The utility model relates to a gear motor technical field particularly, relates to a overhead traveling crane walking gear motor.
Background
At present, in the correlation technique, the overhead traveling crane mainly used engineering class project is responsible for large-scale goods jack-up and transportation, but the inside pivot of overhead traveling crane speed reducer among the prior art is generally parallel to be put side by side, and area is too big, consequently causes the overhead traveling crane speed reducer volume too big, is not convenient for walk, and the cost is higher moreover, to these technical problem, it is very necessary to design a section can practice thrift area occupied and reduce cost's gear motor.
SUMMERY OF THE UTILITY MODEL
The present invention aims at least solving one of the technical problems existing in the prior art or the related art.
Therefore, the utility model provides an overhead traveling crane walking gear motor.
In view of this, the utility model provides a crown block walking gear motor, crown block walking gear motor includes: the gear box comprises a shell, a motor body, a first gear, a gear shaft, a second gear, third external teeth, an output shaft, a third gear and fifth external teeth; the motor body is provided with an input shaft, the motor body is fixed on the shell, and the input shaft penetrates into the shell; the outer wall of the first gear is provided with first outer teeth, the first gear is sleeved on the outer side of the input shaft, and the first gear and the input shaft do not rotate relatively; the gear shaft is embedded into the shell, is rotatably connected with the shell and is parallel to the input shaft; the outer wall of the second gear is provided with second external teeth, the second gear is sleeved outside the gear shaft, the second gear and the gear shaft do not rotate relatively, and the second external teeth of the second gear are meshed with the first external teeth of the first gear; the third external teeth are arranged on the outer wall of the gear shaft; one end of the output shaft penetrates into the shell, the other end of the output shaft is positioned on the outer side of the shell, the output shaft is rotatably connected with the shell, and the output shaft is parallel to the gear shaft; a fourth external tooth is arranged on the outer wall of the third gear, the third gear is sleeved on the outer side of the output shaft, the third gear and the output shaft do not rotate relatively, the third gear is positioned in the shell, and the fourth external tooth of the third gear is meshed with the third external tooth; the fifth external tooth is arranged on the outer wall of the other end of the output shaft, and the fifth external tooth is positioned on the outer side of the shell; wherein, the axis of the output shaft coincides with the axis of the input shaft.
In the technical scheme, firstly, an input shaft is arranged on a motor body, the motor body is fixed on a shell, the input shaft penetrates into the shell, so that the motor is fixed on the shell, and meanwhile, the shell supports the input shaft; secondly, arranging first external teeth on the outer wall of the first gear, sleeving the first gear on the outer side of the input shaft, and ensuring that the first gear and the input shaft do not rotate relatively so as to realize that the input shaft drives the first gear to rotate synchronously; thirdly, the gear shaft is embedded into the shell, the gear shaft is rotatably connected with the shell and is parallel to the input shaft, so that the shell supports the gear shaft, and the gear shaft rotates in the shell; thirdly, second external teeth are arranged on the outer wall of the second gear, the second gear is sleeved on the outer side of the gear shaft, the second gear and the gear shaft do not rotate relatively, and the second external teeth of the second gear are meshed with the first external teeth of the first gear, so that the second gear is driven to rotate synchronously when the first gear rotates; thirdly, the third external teeth are arranged on the outer wall of the gear shaft, one end of the output shaft penetrates into the shell, the other end of the output shaft is located on the outer side of the shell, the output shaft is rotatably connected with the shell, and the output shaft is parallel to the gear shaft, so that the output shaft and the shell rotate relatively; thirdly, fourth external teeth are arranged on the outer wall of the third gear, the third gear is sleeved on the outer side of the output shaft, the third gear and the output shaft do not rotate relatively, the third gear is located in the shell, and the fourth external teeth of the third gear are meshed with the third external teeth, so that the third external teeth of the gear shaft drive the third gear to rotate and simultaneously drive the output shaft to synchronously rotate; thirdly, the fifth external teeth are arranged on the outer wall of the other end of the output shaft and positioned on the outer side of the shell, so that power output is realized; and thirdly, the axis of the output shaft is coincided with the axis of the input shaft, so that the output shaft and the input shaft are positioned on the same axis, and the space occupied by the product is saved. Adopt above-mentioned structure, simple structure, through this body coupling input shaft of motor, the input shaft drives gear shaft through first gear and rotates, and the gear shaft drives the output shaft through the third external tooth and rotates, consequently at the rotation in-process, because the transmission moment of torsion between the pivot, the effort grow of the effective moment that makes the transmission, consequently, the speed that makes the operation reduces to realize the technological effect who slows down, and can realize multistage speed reduction, thereby realize making overhead traveling crane walking gear motor's operation more steady. Moreover, the output shaft and the input shaft are positioned on the same axis, so that the internal structure of the overhead traveling crane walking speed reducing motor is more compact, the space occupied by a product is reduced, the cost can be reduced, the installation is convenient, and the applicability of the product is improved.
Additionally, the utility model provides an overhead traveling crane walking gear motor among the above-mentioned technical scheme can also have following additional technical characteristic:
in the above technical solution, preferably, the crown block walking reduction motor further includes: a first bearing and a second bearing; the first bearing is sleeved on the outer side of the output shaft and embedded into the shell; the second bearing is sleeved on the outer side of the output shaft, and the second bearing is embedded in the shell.
In the technical scheme, the first bearing is sleeved on the outer side of the output shaft and embedded into the shell, so that the first bearing plays a role in supporting and reducing friction in the transmission process, and the rotation flexibility of the input shaft is improved; and the second bearing is sleeved on the outer side of the output shaft and is embedded into the shell, so that the second bearing plays a role in supporting and reducing friction in the transmission process, and the rotation flexibility of the output shaft is improved.
In the above technical solution, preferably, the crown block walking reduction motor further includes: the spacer ring, the spacer bush and the fixed cover; the spacer ring is arranged on the outer side of the output shaft in a surrounding manner, and two ends of the spacer ring are respectively attached to the first bearing and the third gear; the spacer bush is wound on the outer side of the output shaft, and two ends of the spacer bush are respectively attached to the second bearing and the third gear; the fixed cover is wound on the outer side of the output shaft, the fixed cover is fixed on the shell, and the fixed cover is attached to the second bearing.
In the technical scheme, the spacer ring is arranged on the outer side of the output shaft in a surrounding manner, and two ends of the spacer ring are respectively attached to the first bearing and the third gear, so that the first bearing is limited by the spacer ring, and the first bearing is prevented from displacing; and then the fixing cover is wound on the outer side of the output shaft, the fixing cover is fixed on the shell, and the fixing cover is attached to the second bearing, so that the second bearing is further limited, and the stability of the second bearing is improved.
In the above technical solution, preferably, the crown block walking reduction motor further includes: a third bearing; at least one third bearing is sleeved on the outer side of the output shaft, and the third bearing is embedded into the fixed cover.
In this technical scheme, establish the outside at the output shaft through establishing at least one third bearing cover, and in the third bearing embedding fixed lid to realize that output shaft and fixed lid rotate to be connected, in order to avoid the output shaft when rotating with, the output shaft takes place to interfere with fixed lid.
In the above technical solution, preferably, the crown block walking reduction motor further includes: a fixing hole and a fixing bolt; the fixing holes are in a step shape, and at least two fixing holes are arranged on the fixing cover; at least part of the fixing bolts are embedded into the fixing holes, the fixing bolts penetrate through the fixing holes, and the fixing bolts are embedded into the shell.
In this technical scheme, through being the notch cuttype with the fixed orifices, two at least fixed orifices setting are covered on the fixed, and at least partial fixing bolt embedding fixed orifices is downthehole, and fixing bolt passes the fixed orifices, and in the fixing bolt embedding casing, in order to realize fixing bolt and be used for fixed casing and fixed lid, in order to improve the stability that casing and fixed lid are connected, when the output shaft takes place to rotate simultaneously, do not take place to interfere with fixing bolt, in order to improve the use experience of product.
In the above technical solution, preferably, the crown block walking reduction motor further includes: a first circlip and a second circlip; the first elastic retainer ring is sleeved on the outer side of the input shaft and is attached to one side of the first gear; the second elastic check ring is sleeved on the outer side of the input shaft and attached to the other side of the first gear.
In the technical scheme, the first elastic retaining ring is sleeved outside the input shaft and attached to one side of the first gear, so that the first elastic retaining ring improves the sealing property between the input shaft and the first gear, and lubricating oil in the box body is prevented from flowing out through a gap between the input shaft and the first gear.
In the above technical solution, preferably, the crown block walking reduction motor further includes: a connecting disc and a connecting bolt; the connecting disc is sleeved on the outer side of the motor body and is attached to the shell; the connecting bolt penetrates through the connecting disc and is embedded into the shell.
In the technical scheme, the connecting disc is sleeved outside the motor body, the connecting disc is attached to the shell, the connecting bolt penetrates through the connecting disc and is embedded into the shell, so that the connecting disc and the shell are fixed through the connecting bolt, and the stability of the motor body is improved.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 shows a schematic structural diagram of a crown block walking speed reduction motor according to an embodiment of the present invention.
Wherein, the corresponding relationship between the reference numbers and the component names in fig. 1 is:
10 shell, 12 motor body, 13 input shaft, 14 first gear, 16 gear shaft, 18 second gear, 20 third external teeth, 22 output shaft, 24 third gear, 26 fifth external teeth, 28 first bearing, 30 second bearing, 32 spacer ring, 34 spacer sleeve, 36 fixed cover, 38 third bearing, 40 fixed bolt, 42 connecting disc, 44 connecting bolt.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
A crown block walking gear motor according to some embodiments of the present invention is described below with reference to fig. 1.
In an embodiment of the utility model, as shown in fig. 1, the utility model provides a crown block walking gear motor, crown block walking gear motor includes: the housing 10, the motor body 12, the first gear 14, the gear shaft 16, the second gear 18, the third external teeth 20, the output shaft 22, the third gear 24, and the fifth external teeth 26; the motor body 12 is provided with an input shaft 13, the motor body 12 is fixed on the shell 10, and the input shaft 13 penetrates into the shell 10; the outer wall of the first gear 14 is provided with first outer teeth, the first gear 14 is sleeved on the outer side of the input shaft 13, and the first gear 14 and the input shaft 13 do not rotate relatively; the gear shaft 16 is embedded in the shell 10, the gear shaft 16 is rotatably connected with the shell 10, and the gear shaft 16 is parallel to the input shaft 13; the outer wall of the second gear 18 is provided with second external teeth, the second gear 18 is sleeved on the outer side of the gear shaft 16, the second gear 18 and the gear shaft 16 do not rotate relatively, and the second external teeth of the second gear 18 are meshed with the first external teeth of the first gear 14; the third external teeth 20 are provided on the outer wall of the gear shaft 16; one end of the output shaft 22 penetrates into the shell 10, the other end of the output shaft 22 is positioned outside the shell 10, the output shaft 22 is rotatably connected with the shell 10, and the output shaft 22 is parallel to the gear shaft 16; a fourth external tooth is arranged on the outer wall of the third gear 24, the third gear 24 is sleeved on the outer side of the output shaft 22, the third gear 24 and the output shaft 22 do not rotate relatively, the third gear 24 is positioned in the shell 10, and the fourth external tooth of the third gear 24 is meshed with the third external tooth 20; a fifth external tooth 26 is provided on the outer wall of the other end of the output shaft 22, and the fifth external tooth 26 is located outside the housing 10; wherein the axis of the output shaft 22 coincides with the axis of the input shaft 13.
In this embodiment, first, by providing the motor body 12 with the input shaft 13, the motor body 12 is fixed on the housing 10, and the input shaft 13 penetrates into the housing 10, so as to fix the motor on the housing 10, and at the same time, the housing 10 supports the input shaft 13; secondly, the outer wall of the first gear 14 is provided with first outer teeth, the first gear 14 is sleeved on the outer side of the input shaft 13, and the first gear 14 and the input shaft 13 do not rotate relatively, so that the input shaft 13 drives the first gear 14 to rotate synchronously; thirdly, the gear shaft 16 is rotatably connected with the shell 10 by embedding the gear shaft 16 into the shell 10, and the gear shaft 16 is parallel to the input shaft 13, so that the shell 10 supports the gear shaft 16, and the gear shaft 16 rotates in the shell 10; thirdly, second external teeth are arranged on the outer wall of the second gear 18, the second gear 18 is sleeved on the outer side of the gear shaft 16, the second gear 18 and the gear shaft 16 do not rotate relatively, and the second external teeth of the second gear 18 are meshed with the first external teeth of the first gear 14, so that the second gear 18 is driven to rotate synchronously when the first gear 14 rotates; thirdly, by arranging the third external teeth 20 on the outer wall of the gear shaft 16, one end of the output shaft 22 penetrates into the housing 10, the other end of the output shaft 22 is located outside the housing 10, the output shaft 22 is rotatably connected with the housing 10, and the output shaft 22 is parallel to the gear shaft 16, so that the output shaft 22 and the housing 10 rotate relatively; thirdly, fourth external teeth are arranged on the outer wall of the third gear 24, the third gear 24 is sleeved on the outer side of the output shaft 22, the third gear 24 and the output shaft 22 do not rotate relatively, the third gear 24 is located in the shell 10, and the fourth external teeth of the third gear 24 are meshed with the third external teeth 20, so that the third external teeth 20 of the gear shaft 16 drive the third gear 24 to rotate, and meanwhile, the output shaft 22 is driven to synchronously rotate; thirdly, the fifth external tooth 26 is arranged on the outer wall of the other end of the output shaft 22, and the fifth external tooth 26 is positioned on the outer side of the shell 10, so that the power output is realized; thirdly, the axis of the output shaft 22 is coincided with the axis of the input shaft 13, so that the output shaft 22 and the input shaft 13 are on the same axis, and the occupied space of a product is saved. Adopt above-mentioned structure, moreover, the steam generator is simple in structure, connect input shaft 13 through motor body 12, input shaft 13 drives gear shaft 16 through first gear 14 and rotates, gear shaft 16 drives output shaft 22 through third external tooth 20 and rotates, consequently at the rotation in-process, because the transmission moment of torsion between the pivot, make the effort grow of the effective moment of transmission, consequently, make the speed of operation reduce, with the technological effect who realizes slowing down, and can realize multistage speed reduction, thereby realize making overhead traveling crane walking gear motor's operation more steady. Moreover, the output shaft 22 and the input shaft 13 are positioned on the same axis, so that the internal structure of the crown block walking speed reducing motor is more compact, the occupied space of a product is reduced, the cost can be reduced, and the installation is convenient, so that the applicability of the product is improved.
In an embodiment of the present invention, preferably, as shown in fig. 1, the crown block walking speed reduction motor further includes: a first bearing 28 and a second bearing 30; the first bearing 28 is sleeved outside the output shaft 22, and the first bearing 28 is embedded in the housing 10; the second bearing 30 is sleeved outside the output shaft 22, and the second bearing 30 is embedded in the housing 10.
In this embodiment, the first bearing 28 is sleeved outside the output shaft 22, and the first bearing 28 is embedded in the housing 10, so that the first bearing 28 plays a role in supporting and reducing friction during transmission, thereby improving the flexibility of rotation of the input shaft 13; the second bearing 30 is sleeved outside the output shaft 22, and the second bearing 30 is embedded in the housing 10, so that the second bearing 30 plays a role in supporting and reducing friction in the transmission process, and the rotation flexibility of the output shaft 22 is improved.
In an embodiment of the present invention, preferably, as shown in fig. 1, the crown block walking speed reduction motor further includes: spacer ring 32, spacer 34 and retaining cap 36; the spacer ring 32 is arranged around the outer side of the output shaft 22, and two ends of the spacer ring 32 are respectively attached to the first bearing 28 and the third gear 24; the spacer 34 is wound on the outer side of the output shaft 22, and two ends of the spacer 34 are respectively attached to the second bearing 30 and the third gear 24; the fixing cover 36 is wound around the output shaft 22, the fixing cover 36 is fixed to the housing 10, and the fixing cover 36 is attached to the second bearing 30.
In this embodiment, the spacer ring 32 is disposed around the outer side of the output shaft 22, and two ends of the spacer ring 32 are respectively attached to the first bearing 28 and the third gear 24, so that the spacer ring 32 limits the first bearing 28 and prevents the first bearing 28 from displacing; the fixing cover 36 is wound around the outer side of the output shaft 22, the fixing cover 36 is fixed on the housing 10, and the fixing cover 36 is attached to the second bearing 30, so that the second bearing 30 is further limited, and the stability of the second bearing 30 is improved.
In an embodiment of the present invention, preferably, as shown in fig. 1, the crown block walking speed reduction motor further includes: a third bearing 38; at least one third bearing 38 is disposed on the outside of the output shaft 22, and the third bearing 38 is embedded in the fixed cover 36.
In this embodiment, at least one third bearing 38 is sleeved on the outer side of the output shaft 22, and the third bearing 38 is embedded in the fixing cover 36, so as to realize the rotational connection between the output shaft 22 and the fixing cover 36, and avoid the interference between the output shaft 22 and the fixing cover 36 when the output shaft 22 rotates.
In an embodiment of the present invention, preferably, as shown in fig. 1, the crown block walking speed reduction motor further includes: fixing holes and fixing bolts 40; the fixing holes are of a step type, and at least two fixing holes are arranged on the fixing cover 36; at least a part of the fixing bolt 40 is inserted into the fixing hole, the fixing bolt 40 passes through the fixing hole, and the fixing bolt 40 is inserted into the housing 10.
In this embodiment, through being the notch cuttype with the fixed orifices, at least two fixed orificess set up on fixed cover 36, at least part fixing bolt 40 imbeds in the fixed orifices, fixing bolt 40 passes the fixed orifices, and fixing bolt 40 imbeds in casing 10 to realize that fixing bolt 40 is used for fixed casing 10 and fixed cover 36, in order to improve the stability that casing 10 and fixed cover 36 are connected, when output shaft 22 takes place to rotate, do not take place to interfere with fixing bolt 40 simultaneously, in order to improve the use experience of product.
In an embodiment of the present invention, preferably, as shown in fig. 1, the crown block walking speed reduction motor further includes: a first circlip and a second circlip; the first elastic retainer ring is sleeved on the outer side of the input shaft 13 and is attached to one side of the first gear 14; the second elastic retainer ring is sleeved outside the input shaft 13, and the second elastic retainer ring is attached to the other side of the first gear 14.
In this embodiment, the first elastic retaining ring is sleeved outside the input shaft 13 and attached to one side of the first gear 14, so that the first elastic retaining ring improves the sealing property between the input shaft 13 and the first gear 14, and the lubricating oil in the box body is prevented from flowing out through the gap between the input shaft 13 and the first gear 14.
In an embodiment of the present invention, preferably, as shown in fig. 1, the crown block walking speed reduction motor further includes: connecting disc 42 and connecting bolt 44; the connecting disc 42 is sleeved outside the motor body 12, and the connecting disc 42 is attached to the shell 10; the connection bolt 44 passes through the connection plate 42, and the connection bolt 44 is embedded in the housing 10.
In this embodiment, the connecting disc 42 is sleeved outside the motor body 12, the connecting disc 42 is attached to the housing 10, the connecting bolt 44 penetrates through the connecting disc 42, and the connecting bolt 44 is embedded in the housing 10, so that the connecting disc 42 and the housing 10 are fixed by the connecting bolt 44, and the stability of the motor body 12 is improved.
In the description of the present invention, the terms "plurality" or "a plurality" refer to two or more, and unless otherwise specifically limited, the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention; the terms "connected," "mounted," "secured," and the like are to be construed broadly and include, for example, fixed connections, removable connections, or integral connections; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In the present disclosure, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a crown block walking gear motor which characterized in that, crown block walking gear motor includes:
a housing;
the motor comprises a motor body, a motor shaft and a motor shaft, wherein the motor body is provided with an input shaft, the motor body is fixed on the shell, and the input shaft penetrates into the shell;
the outer wall of the first gear is provided with first outer teeth, the first gear is sleeved on the outer side of the input shaft, and the first gear and the input shaft do not rotate relatively;
the gear shaft is embedded into the shell, is rotatably connected with the shell and is parallel to the input shaft;
the outer wall of the second gear is provided with second external teeth, the second gear is sleeved on the outer side of the gear shaft, the second gear and the gear shaft do not rotate relatively, and the second external teeth of the second gear are meshed with the first external teeth of the first gear;
third external teeth provided on an outer wall of the gear shaft;
one end of the output shaft penetrates into the shell, the other end of the output shaft is positioned outside the shell, the output shaft is rotatably connected with the shell, and the output shaft is parallel to the gear shaft;
a fourth external tooth is arranged on the outer wall of the third gear, the third gear is sleeved on the outer side of the output shaft, the third gear and the output shaft do not rotate relatively, the third gear is positioned in the shell, and the fourth external tooth of the third gear is meshed with the third external tooth;
a fifth external tooth provided on an outer wall of the other end of the output shaft, the fifth external tooth being located outside the housing;
wherein the axis of the output shaft coincides with the axis of the input shaft.
2. The crown block walking deceleration motor according to claim 1, further comprising:
the first bearing is sleeved on the outer side of the output shaft and embedded into the shell;
and the second bearing is sleeved on the outer side of the output shaft and is embedded into the shell.
3. The crown block walking deceleration motor according to claim 2, further comprising:
the spacer ring is arranged on the outer side of the output shaft in a surrounding mode, and two ends of the spacer ring are attached to the first bearing and the third gear respectively;
the spacer bush is wound on the outer side of the output shaft, and two ends of the spacer bush are respectively attached to the second bearing and the third gear;
the fixed cover is wound on the outer side of the output shaft and fixed on the shell, and the fixed cover is attached to the second bearing.
4. The crown block walking deceleration motor according to claim 3, further comprising:
and the third bearing is sleeved outside the output shaft, and is embedded into the fixed cover.
5. The crown block walking deceleration motor according to claim 4, further comprising:
the fixing holes are stepped, and at least two fixing holes are formed in the fixing cover;
and at least part of the fixing bolt is embedded into the fixing hole, the fixing bolt penetrates through the fixing hole, and the fixing bolt is embedded into the shell.
6. The crown block walking deceleration motor according to claim 1, further comprising:
the first elastic retainer ring is sleeved on the outer side of the input shaft and is attached to one side of the first gear;
and the second elastic check ring is sleeved on the outer side of the input shaft and is attached to the other side of the first gear.
7. The crown block walking deceleration motor according to claim 6, further comprising:
the connecting disc is sleeved on the outer side of the motor body and is attached to the shell;
the connecting bolt penetrates through the connecting disc and is embedded into the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022483501.3U CN213839476U (en) | 2020-10-31 | 2020-10-31 | Speed reducing motor for travelling crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022483501.3U CN213839476U (en) | 2020-10-31 | 2020-10-31 | Speed reducing motor for travelling crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213839476U true CN213839476U (en) | 2021-07-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022483501.3U Active CN213839476U (en) | 2020-10-31 | 2020-10-31 | Speed reducing motor for travelling crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213839476U (en) |
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2020
- 2020-10-31 CN CN202022483501.3U patent/CN213839476U/en active Active
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