CN220722453U - Coaxial series connection integrated driving device and scraper conveyor - Google Patents
Coaxial series connection integrated driving device and scraper conveyor Download PDFInfo
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- CN220722453U CN220722453U CN202321916727.5U CN202321916727U CN220722453U CN 220722453 U CN220722453 U CN 220722453U CN 202321916727 U CN202321916727 U CN 202321916727U CN 220722453 U CN220722453 U CN 220722453U
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- 230000008878 coupling Effects 0.000 claims abstract description 52
- 238000010168 coupling process Methods 0.000 claims abstract description 52
- 238000005859 coupling reaction Methods 0.000 claims abstract description 52
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 41
- 230000005540 biological transmission Effects 0.000 claims abstract description 12
- 239000000498 cooling water Substances 0.000 claims description 26
- 238000007789 sealing Methods 0.000 claims description 16
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 6
- 230000006355 external stress Effects 0.000 abstract description 4
- 239000012208 gear oil Substances 0.000 description 4
- 230000035882 stress Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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Abstract
The utility model provides a coaxial series integrated driving device, which comprises a planetary reducer and a motor integrally connected with the planetary reducer, wherein the planetary reducer comprises a shell, a coupling device and a planetary assembly, the coupling device and the planetary assembly are arranged in the shell, the motor is arranged on one side of the shell, one end of the coupling device is connected with an input shaft of the planetary assembly, the other end of the coupling device is connected with an output shaft of the motor, the output shaft of the motor is coaxially connected with the input shaft of the planetary assembly in series through the coupling device to perform power output, so that the planetary assembly is stressed more uniformly, a connecting cover is omitted, the cantilever distance between the motor and the reducer is shortened, the external stress environment of the input shaft of the planetary reducer is optimized, the transmission efficiency is improved, the scraper conveyor provided with the coaxial series integrated driving device provides power for the scraper conveyor, and the coaxial series integrated driving device has small occupied space and is convenient for personnel passing and material transportation.
Description
Technical Field
The utility model relates to the technical field of scraper conveyor driving devices, in particular to a coaxial series integrated driving device and a scraper conveyor.
Background
The scraper conveyor is a main conveying device for the comprehensive mechanized coal face, the power part of the traditional scraper conveyor is of a structure of an asynchronous motor, a coupler and a speed reducer, the structure of the traditional scraper conveyor is arranged in a straight line, the asynchronous motor is arranged on a shell of the speed reducer through a connecting cover, the asynchronous motor is of a cantilever structure, power transmission is carried out between the asynchronous motor and the speed reducer through the coupler, the chain length of transmission exists, the power loss is large, the transmission efficiency is low, the cantilever between the asynchronous motor and the speed reducer is overlong, and the connecting cover is easy to deform. On the other hand, the power part of the straight-line arrangement structure can lead the size of the machine head or the machine tail to be large, occupies a large amount of underground space, and brings great inconvenience to the passing of staff on the working face and the transportation of materials.
Among the prior art, the authorized bulletin number is CN213111137U, discloses a permanent magnet drive device and applied this drive arrangement's scraper conveyor and reversed loader, through placing permanent magnet motor and planetary gear reduction gears side by side, both pass through straight tooth cylinder gear train linkage, compact structure, small, practice thrift the space. The driving device omits a coupler and a connecting cover, reduces the volume, increases the straight-tooth cylindrical gear set, and the output power of the permanent magnet motor is required to be transmitted to the planetary gear reduction mechanism through the straight-tooth cylindrical gear set, so that certain power transmission loss exists, and the maintenance cost is increased.
Disclosure of Invention
In view of the foregoing, it is desirable to provide a coaxial tandem integrated drive device that shortens the cantilever distance between the motor and the reduction gear and improves the transmission efficiency.
It is also necessary to provide a scraper conveyor which occupies a small space and is convenient for personnel to pass through and materials to transport.
The utility model provides a coaxial series connection integral type drive arrangement, includes the planetary reducer and with the motor of planetary reducer body coupling, the planetary reducer includes the casing, sets up shaft coupling device and the planetary assembly in the inside of casing, the motor sets up in one side of casing, shaft coupling device's one end with the input shaft of planetary assembly is connected, the other end with the output shaft of motor is connected, establishes ties the output shaft of motor and the coaxial series connection of planetary assembly's input shaft through shaft coupling device, carries out power take off.
Preferably, the planetary assembly is arranged in the shell and is provided with an outer cavity and an inner cavity, the coupling device is arranged in the outer cavity and comprises a connecting flange and a coupling, the connecting flange is fixedly connected with the outer cavity, the coupling can be rotatably arranged on the connecting flange, the motor is arranged on the outer side of the connecting flange and opposite to the planetary assembly, two ends of the coupling are respectively provided with an inner spline, an output shaft of the motor and an input shaft of the planetary assembly are respectively provided with an outer spline matched with the inner spline of the coupling, the outer spline of the motor penetrates into the outer cavity and is connected with the inner spline of one end of the coupling, and the outer spline of the planetary assembly penetrates into the outer cavity and is connected with the inner spline of the other end of the coupling to connect the output shaft of the motor and the input shaft of the planetary assembly in series through the coupling so as to output power.
Preferably, a first cooling water cavity is arranged in the connecting flange.
Preferably, a second cooling water cavity is arranged between the outer chamber and the inner chamber.
Preferably, a connecting plate is arranged on the other side of the shell, an output shaft of the planetary assembly is arranged on the connecting plate, and a third cooling water cavity is arranged in the connecting plate.
Preferably, the first cooling water cavity, the second cooling water cavity and the third cooling water cavity are connected in series end to end and are communicated with each other.
Preferably, a sealing ring is arranged on the outer side wall of the internal spline connected with the motor by the coupler, and a sealing cover buckled on the sealing ring is arranged on the outer side of the sealing ring.
Preferably, a floating sealing ring is arranged on the connecting plate around the output shaft of the planetary assembly.
Preferably, the motor is an asynchronous motor or a synchronous motor or a direct current motor.
A scraper conveyor is provided with the coaxial series connection integrated driving device on a scraper conveyor body.
The utility model adopts the technical proposal and has the beneficial effects that: the motor is integrally connected with the planetary reducer, the output shaft of the motor and the input shaft of the planetary assembly are coaxially connected in series through the coupling device arranged inside the planetary reducer shell, so that the stress of the planetary assembly is more uniform, a connecting cover is omitted, the cantilever distance between the motor and the reducer is shortened, the external stress environment of the input shaft of the planetary reducer is optimized, the transmission efficiency is improved, the transverse occupied space is reduced, and the planetary reducer is convenient for personnel to pass and material transportation.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic structural view of the coupling device.
In the figure: planetary reducer 10, casing 101, shaft coupling 102, flange 1021, shaft coupling 1022, first cooling water chamber 1023, seal ring 1024, seal cap 1025, bearing 1026, planetary assembly 103, outer chamber 104, inner chamber 105, second cooling water chamber 106, third cooling water chamber 107, connecting plate 108, floating seal ring 109, motor 20, and fastening bolt 30.
Detailed Description
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Referring to fig. 1, an embodiment of the present utility model provides a coaxial series integrated driving device, which includes a planetary reducer 10 and a motor 20 integrally connected with the planetary reducer 10, the planetary reducer 10 includes a housing 101, a coupling device 102 disposed inside the housing 101, and a planetary assembly 103, the motor 20 is disposed on one side of the housing 101, one end of the coupling device 102 is connected with an input shaft of the planetary assembly 103, the other end is connected with an output shaft of the motor 20, and the output shaft of the motor 20 is coaxially connected in series with the input shaft of the planetary assembly 103 through the coupling device 102, so as to perform power output.
Specifically, the planetary assembly 103 inside the planetary reducer 10 is divided into a primary planetary assembly and a secondary planetary assembly, the primary planetary assembly and the secondary planetary assembly are respectively composed of a sun gear, a planet carrier, a planet wheel and a gear ring, the planetary reducer is in an NGW transmission type, the coupling device 102 is arranged inside the shell 101 of the planetary reducer 10 and is positioned at the power input end of the planetary assembly 103, one end of the coupling device 102 is coaxially connected with the sun gear of the primary planetary assembly, the motor 20 is a permanent magnet motor and is arranged at the outer side of the shell 101 of the planetary reducer 10, fastening bolts 30 are arranged around the shell 101, the motor 20 is fixed on the shell 101 of the planetary reducer 10 through the fastening bolts 30, the output shaft of the motor 20 is coaxially connected with the other end of the coupling device 102 and is coaxially connected with the planetary assembly 103 in series, and the power of the motor 20 is directly transmitted to the sun gear of the primary planetary assembly through the coupling device 102 for power output.
Referring to fig. 1 and 2, further, an outer chamber 104 and an inner chamber 105 are disposed in the housing 101, the planetary assembly 103 is disposed in the inner chamber 105, the coupling device 102 is disposed in the outer chamber 104, the coupling device 102 includes a connection flange 1021 and a coupling 1022, the connection flange 1021 is fixedly connected with the outer chamber 104, a bearing 1026 is disposed on the coupling 1022, the bearing 1026 is mounted on the connection flange 1021 and can rotate freely, the motor 20 is disposed on the outer side of the connection flange 1021 and is opposite to the planetary assembly 103, two shaft ends of the coupling 1022 are respectively provided with an inner spline, the output shaft of the motor 20 and the input shaft of the planetary assembly 103 are respectively provided with an outer spline matched with the inner spline of the coupling 1022, the outer spline of the motor 20 penetrates into the outer chamber 104 and is connected with the inner spline of one end of the coupling 1022, the outer spline of the planetary assembly 103 penetrates into the outer chamber 104 and is connected with the inner spline of the other end of the coupling 1022, and the output shaft of the motor 20 is connected with the input shaft of the planetary assembly 103 in series through the coupling 1022, and power is output. Through holes are circumferentially distributed between the outer chamber 104 and the inner chamber 105, so that the outer chamber 104 and the inner chamber 105 are communicated, and gear oil can flow in an intercommunicating way.
With continued reference to fig. 1 and fig. 2, further, the first cooling water cavity 1023 is provided in the connecting flange 1021, and circulating cooling water is introduced into the first cooling water cavity 1023, so that the connecting flange 1021 can be cooled, the gear oil in the planetary reducer 10 is prevented from being thermally transferred to the motor 20, the high temperature of the motor 20 can be prevented, and the planetary reducer 10 can be cooled.
Referring to fig. 1, further, a second cooling water cavity 106 is disposed between the outer chamber 104 and the inner chamber 105, and circulating cooling water is introduced into the second cooling water cavity 106, so as to cool the interior of the planetary reducer 10.
With continued reference to fig. 1, further, a connection plate 108 is disposed on the other side of the housing 101, an output shaft of the planetary assembly 103 is mounted on the connection plate 108, the connection plate 108 is fixedly mounted on a machine head of the scraper conveyor, power of the planetary reducer 10 is transmitted to the scraper conveyor, a third cooling water cavity 107 is disposed inside the connection plate 108, and in a power transmission process, the planetary reducer 10 can be cooled.
Further, the first cooling water cavity 1023, the second cooling water cavity 106 and the third cooling water cavity 107 are connected in series from end to end, are mutually communicated, and are connected with a cooling water circulation device arranged outside, such as a circulating water pump and a cold water pipe, so as to perform circulation cooling, provide protection for the planetary reducer 10, and prevent the planetary reducer 10 from being at high temperature.
Referring to fig. 2, further, a sealing ring 1024 is disposed on an outer side wall of the internal spline connected to the motor 20 by the coupling 1022, a sealing cover 1025 fastened on the sealing ring 1024 is disposed on an outer side of the sealing ring 1024, and the sealing ring 1024 is fixed by the sealing cover 1025 to seal the outer chamber 104 of the housing 101, so as to prevent gear oil from overflowing.
Referring to fig. 1 again, further, a floating seal ring 109 is disposed around the output shaft of the planetary assembly 103 outside the connection plate 108, and seals the inner chamber 105 of the housing 101 to prevent gear oil from overflowing.
Further, the motor 20 is a permanent magnet motor, and other asynchronous motors 20, synchronous motors 20 or direct current motors 20 may be used.
The utility model also provides a scraper conveyor, the coaxial series connection integrated driving device is arranged on the machine head or the machine tail of the scraper conveyor to provide power for the scraper conveyor, the coaxial series connection integrated driving device omits a connecting cover, shortens the cantilever distance between the motor 20 and the speed reducer, optimizes the external stress environment of the input shaft of the planetary speed reducer 10, improves the transmission efficiency, reduces the transverse occupied space, and is convenient for personnel passing and material transportation.
When the planetary reducer is specifically used, the motor 20 is integrally connected with the planetary reducer 10, and the output shaft of the motor 20 and the input shaft of the planetary assembly 103 are coaxially connected in series through the coupling device 102 arranged in the casing 101 of the planetary reducer 10, so that the stress of the planetary assembly 103 is more uniform, a connecting cover is omitted, the cantilever distance between the motor 20 and the reducer is shortened, the external stress environment of the input shaft of the planetary reducer 10 is optimized, and the transmission efficiency is improved. And the transverse occupied space is reduced, and the personnel passing and the material transportation are facilitated.
The foregoing disclosure is illustrative of the preferred embodiments of the present utility model, and is not to be construed as limiting the scope of the utility model, as it is understood by those skilled in the art that all or part of the above-described embodiments may be practiced with equivalents thereof, which fall within the scope of the utility model as defined by the appended claims.
Claims (10)
1. A coaxial series connection integral type drive arrangement, its characterized in that: the planetary reducer comprises a shell, a coupling device and a planetary assembly, wherein the coupling device and the planetary assembly are arranged in the shell, the motor is arranged on one side of the shell, one end of the coupling device is connected with an input shaft of the planetary assembly, the other end of the coupling device is connected with an output shaft of the motor, and the output shaft of the motor is coaxially connected with the input shaft of the planetary assembly in series through the coupling device to output power.
2. The coaxial tandem integrated drive of claim 1, wherein: the planetary gear transmission mechanism is characterized in that an outer cavity and an inner cavity are arranged in the shell, the planetary assembly is arranged in the inner cavity, the coupling device is arranged in the outer cavity and comprises a connecting flange and a coupling, the connecting flange is fixedly connected with the outer cavity, the coupling can be rotatably arranged on the connecting flange, the motor is arranged on the outer side of the connecting flange and opposite to the planetary assembly, inner splines are arranged at two ends of the coupling, the output shaft of the motor and the input shaft of the planetary assembly are respectively provided with outer splines mutually matched with the inner splines of the coupling, the outer splines of the motor penetrate into the outer cavity and are mutually connected with the inner splines of one end of the coupling, and the outer splines of the planetary assembly penetrate into the outer cavity and are mutually connected with the inner splines of the other end of the coupling to connect the output shaft of the motor and the input shaft of the planetary assembly in series through the coupling so as to carry out power output.
3. The coaxial tandem integrated drive of claim 2, wherein: the inside of the connecting flange is provided with a first cooling water cavity.
4. A coaxial tandem integrated drive device according to claim 3, wherein: a second cooling water cavity is arranged between the outer cavity and the inner cavity.
5. The coaxial tandem integrated drive of claim 4, wherein: the planetary gear is characterized in that a connecting plate is arranged on the other side of the shell, an output shaft of the planetary assembly is arranged on the connecting plate, and a third cooling water cavity is arranged in the connecting plate.
6. The coaxial tandem integrated drive of claim 5, wherein: the first cooling water cavity, the second cooling water cavity and the third cooling water cavity are connected in series end to end and are communicated with each other.
7. The coaxial tandem integrated drive of claim 2, wherein: the outer side wall of the internal spline connected with the motor of the coupler is provided with a sealing ring, and the outer side of the sealing ring is provided with a sealing cover buckled on the sealing ring.
8. The coaxial tandem integrated drive of claim 5, wherein: and a floating sealing ring is arranged on the connecting plate around the output shaft of the planetary assembly.
9. The coaxial tandem integrated drive of claim 7, wherein: the motor is an asynchronous motor or a synchronous motor or a direct current motor.
10. A scraper conveyor, characterized in that: the scraper conveyor body is provided with the coaxial series connection integrated driving device according to any one of the claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321916727.5U CN220722453U (en) | 2023-07-20 | 2023-07-20 | Coaxial series connection integrated driving device and scraper conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321916727.5U CN220722453U (en) | 2023-07-20 | 2023-07-20 | Coaxial series connection integrated driving device and scraper conveyor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220722453U true CN220722453U (en) | 2024-04-05 |
Family
ID=90502054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321916727.5U Active CN220722453U (en) | 2023-07-20 | 2023-07-20 | Coaxial series connection integrated driving device and scraper conveyor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220722453U (en) |
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2023
- 2023-07-20 CN CN202321916727.5U patent/CN220722453U/en active Active
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