CN210536426U - Floating type mounting structure of semi-direct-drive permanent magnet motor of beam-pumping unit - Google Patents
Floating type mounting structure of semi-direct-drive permanent magnet motor of beam-pumping unit Download PDFInfo
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- CN210536426U CN210536426U CN201921951413.2U CN201921951413U CN210536426U CN 210536426 U CN210536426 U CN 210536426U CN 201921951413 U CN201921951413 U CN 201921951413U CN 210536426 U CN210536426 U CN 210536426U
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Abstract
The utility model discloses a half floating mounting structure who directly drives permanent-magnet machine of beam-pumping unit, including hollow shaft and floating coupling, the axle head gland is installed to the axle head of the input shaft of speed reducer, and input shaft and axle head gland overcoat are equipped with floating coupling, are provided with flat key between input shaft and the floating coupling, and floating coupling external fixation cover is equipped with the hollow shaft, and the hollow shaft overcoat is equipped with the bearing, the outer circumference of hollow shaft and the interior rotor support board fixed connection of motor. The utility model has the advantages that: the floating coupling and the hollow shaft are arranged in the motor to realize coaxial connection with the speed reducer, so that the beam pumping unit has a simple structure and compact layout, and the installation space of the beam pumping unit is reduced. The floating installation mode is adopted to compensate the relative displacement between the input shaft of the speed reducer and the motor rotor, the problems of poor coaxiality centering property and the like of the pumping unit in installation and operation are solved, and the operation reliability of the beam pumping unit equipment is enhanced.
Description
Technical Field
The utility model relates to a beam-pumping unit technical field especially relates to a half floating mounting structure who directly drives permanent-magnet machine of beam-pumping unit.
Background
At present, a walking beam type pumping unit generally adopts a structure that a speed reducer is matched with a belt pulley. The structure is complex in transmission structure and large in occupied area, and can generate great energy loss and great vibration noise in the transmission process, so that the transmission efficiency of the whole system is reduced. In order to solve the problems, new power motor limited company of Taian Taishan mountain in 2017 applies for invention patent 'a semi-direct-drive beam pumping unit (patent number: 201710738743.2)', a belt speed change link is omitted, an original asynchronous motor is replaced by a permanent magnet motor, an output shaft of the motor is connected with an input shaft of a speed reducer through a coupler, and the problems of poor coaxiality of the motor and the speed reducer and the like exist during installation. Therefore, a novel utility model patent 'semi-direct-drive permanent magnet motor (patent number: 201820218159.4)' applied by Dalian Baofenpeng machine manufacturing Limited company in 2018 proposes that an input shaft of a speed reducer is directly connected with a motor rotor through a shaft sleeve and an installation mode of fixing a motor stator by the speed reducer is adopted, so that the installation space of the pumping unit is further saved, and the coaxial connection of the rotor is realized. But when the motor rotor operates eccentrically, the eccentric load of the input shaft of the speed reducer can be directly caused, so that the bearing of the input shaft is damaged, and the safe and reliable operation of the beam pumping unit is adversely affected.
SUMMERY OF THE UTILITY MODEL
The utility model provides a solve above-mentioned problem, provide a beam-pumping unit half directly drives permanent-magnet machine's floating mounting structure, avoided traditional beam-pumping unit to add the drive mode of belt pulley, solved the axiality that motor and speed reducer exist in installation and operation poor scheduling problem to neutrality, strengthened beam-pumping unit equipment's operational reliability.
In order to solve the technical problem, the technical scheme of the utility model is that: a floating type mounting structure of a semi-direct-drive permanent magnet motor of a beam pumping unit comprises a hollow shaft and a floating coupler, wherein a shaft end gland is mounted at the shaft end of an input shaft of a speed reducer, the floating coupler is sleeved outside the input shaft and the shaft end gland, a flat key is arranged between the input shaft and the floating coupler, the hollow shaft is fixedly sleeved outside the floating coupler, a bearing is sleeved outside the hollow shaft, and the outer circumference of the hollow shaft is fixedly connected with a rotor support plate in the motor.
Further, a shaft end gland is installed at the shaft end of the input shaft of the speed reducer through a bolt.
Furthermore, a hollow shaft is fixedly sleeved outside the floating coupling through bolts.
Further, the outer circumference of the hollow shaft is welded to a rotor support plate in the motor.
Further, the motor and the speed reducer are both fixedly mounted on the base support.
The utility model has the advantages that: the floating coupling and the hollow shaft are arranged in the motor to realize coaxial connection with the speed reducer, so that the beam pumping unit has a simple structure and compact layout, and the installation space of the beam pumping unit is reduced. The floating installation mode is adopted to compensate the relative displacement between the input shaft of the speed reducer and the motor rotor, the problems of poor coaxiality centering property and the like of the pumping unit in installation and operation are solved, and the operation reliability of the beam pumping unit equipment is enhanced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a partially enlarged view of fig. 1.
Wherein: the method comprises the following steps of 1-motor, 2-rotor supporting plate, 3-hollow shaft, 4-floating coupler, 5-shaft end gland, 6-input shaft, 7-speed reducer and 8-bearing.
Detailed Description
The following describes the embodiments of the present invention with reference to fig. 1 and 2.
A floating type mounting structure of a semi-direct-drive permanent magnet motor of a beam-pumping unit comprises a hollow shaft 3 and a floating coupling 4, a shaft end gland 5 is mounted at the shaft end of an input shaft 6 of a speed reducer 7, the floating coupling 4 is sleeved outside the input shaft 6 and the shaft end gland 5, a flat key is arranged between the input shaft 6 and the floating coupling 4 and used for transmitting torque, the hollow shaft 3 is fixedly sleeved outside the floating coupling 4, a bearing 8 is sleeved outside the hollow shaft 3, and the outer circumference of the hollow shaft 3 is fixedly connected with a rotor support plate 2 in a motor 1.
And a shaft end gland 5 is arranged at the shaft end of an input shaft 6 of the speed reducer 7 through a bolt, and the shaft end gland is axially limited.
The floating coupling 4 is fixedly sleeved with a hollow shaft 3 through bolts.
The outer circumference of the hollow shaft 3 is welded to a rotor support plate 2 in the motor 1.
The motor 1 and the speed reducer 7 are both fixedly installed on the base support.
The utility model discloses a realize with the coaxial coupling of speed reducer 7 at the mode of the floating shaft coupling 4 of 1 internally mounted of motor, hollow shaft 3, the overall arrangement is compact has reduced beam-pumping unit area. The floating installation mode can compensate the relative displacement between the input shaft 6 of the speed reducer 7 and the motor rotor, solves the problems of poor coaxiality centering property and the like of the pumping unit in the installation and operation processes, and enhances the operation reliability of the beam pumping unit equipment.
Above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the design of the present invention, equivalent replacement or change should be covered within the protection scope of the present invention.
Claims (5)
1. Half floating mounting structure who directly drives permanent-magnet machine of beam-pumping unit, a serial communication port, including hollow shaft (3) and floating coupling (4), shaft end gland (5) are installed to the axle head of input shaft (6) of speed reducer (7), input shaft (6) and shaft end gland (5) overcoat are equipped with floating coupling (4), be provided with the parallel key between input shaft (6) and floating coupling (4), floating coupling (4) outer fixed cover is equipped with hollow shaft (3), hollow shaft (3) overcoat is equipped with bearing (8), the outer circumference of hollow shaft (3) and rotor support board (2) fixed connection in motor (1).
2. The floating type mounting structure of the semi-direct drive permanent magnet motor of the beam pumping unit as claimed in claim 1, characterized in that a shaft end gland (5) is mounted on the shaft end of the input shaft (6) of the speed reducer (7) through a bolt.
3. The floating type mounting structure of the semi-direct drive permanent magnet motor of the beam-pumping unit as claimed in claim 1, characterized in that a hollow shaft (3) is fixedly sleeved outside the floating coupling (4) through bolts.
4. The floating type mounting structure of the semi-direct drive permanent magnet motor of the beam-pumping unit as claimed in claim 1, characterized in that the outer circumference of the hollow shaft (3) is welded with a rotor support plate (2) in the motor (1).
5. The floating type mounting structure of the semi-direct drive permanent magnet motor of the beam pumping unit as claimed in claim 1, characterized in that the motor (1) and the speed reducer (7) are both fixedly mounted on the base bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921951413.2U CN210536426U (en) | 2019-11-13 | 2019-11-13 | Floating type mounting structure of semi-direct-drive permanent magnet motor of beam-pumping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921951413.2U CN210536426U (en) | 2019-11-13 | 2019-11-13 | Floating type mounting structure of semi-direct-drive permanent magnet motor of beam-pumping unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210536426U true CN210536426U (en) | 2020-05-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921951413.2U Active CN210536426U (en) | 2019-11-13 | 2019-11-13 | Floating type mounting structure of semi-direct-drive permanent magnet motor of beam-pumping unit |
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| CN (1) | CN210536426U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117477849A (en) * | 2023-12-28 | 2024-01-30 | 大庆虹铭科技有限公司 | Permanent magnet semi-direct driving device of pumping unit |
-
2019
- 2019-11-13 CN CN201921951413.2U patent/CN210536426U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117477849A (en) * | 2023-12-28 | 2024-01-30 | 大庆虹铭科技有限公司 | Permanent magnet semi-direct driving device of pumping unit |
| CN117477849B (en) * | 2023-12-28 | 2024-03-22 | 大庆虹铭科技有限公司 | Permanent magnet semi-direct driving device of pumping unit |
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