CN211629989U - Three-phase double-speed asynchronous motor for ship - Google Patents
Three-phase double-speed asynchronous motor for ship Download PDFInfo
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- CN211629989U CN211629989U CN201922305978.XU CN201922305978U CN211629989U CN 211629989 U CN211629989 U CN 211629989U CN 201922305978 U CN201922305978 U CN 201922305978U CN 211629989 U CN211629989 U CN 211629989U
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Abstract
The utility model belongs to the technical field of marine motor is used, specifically disclose marine three-phase double speed asynchronous motor, which comprises a housing, and the front end housing of setting at the casing both ends, the rear end cap, and set up the wind housing in rear end cap one side, and set up respectively at the front end cap, the first bearing mounting groove in the rear end cap symmetry plane, second bearing mounting groove, and set up respectively at first bearing mounting groove, the first bearing in the second bearing mounting groove, the second bearing, and both ends run through first bearing respectively, the second bearing, and outstanding front end cap, the rotor shaft of rear end cap, and set up the epaxial rotor in the rotor, and set up the winding iron core that has at casing inner wall, and set up in rotor shaft one end, and be located the wind vane cover of wind housing, and set up a plurality of blade on the fan vane cover. The beneficial effects of the utility model reside in that: the power is high, the noise is low, the starting performance is excellent, the starting torque is high, the operation is stable and reliable, and the safe and efficient ship operation power requirement can be realized.
Description
Technical Field
The utility model belongs to the technical field of marine motor is used, concretely relates to marine three-phase double speed asynchronous motor.
Background
Ships (boats and ships), which are vehicles capable of sailing or berthing in water for transportation or operation, are known as various vessels, having different technical performances, equipment and structural types according to different use requirements.
An Electric machine (also known as "motor") refers to an electromagnetic device that converts or transmits Electric energy according to the law of electromagnetic induction. The motor is represented by a letter M (old standard is represented by a letter D) in a circuit, the motor mainly plays a role of generating driving torque and serving as a power source of electrical appliances or various machines, the generator is represented by a letter G in a circuit, and the generator mainly plays a role of converting mechanical energy into electric energy. A three-phase asynchronous motor is a kind of induction motor, and is a kind of motor powered by 380V three-phase alternating current (phase difference of 120 degrees) which is simultaneously switched in, and because the rotor and the stator of the three-phase asynchronous motor rotate in the same direction and at different rotation speeds, and have slip ratio, the motor is called a three-phase asynchronous motor.
The marine three-phase asynchronous motor with the existing structure has low power, high noise and unstable operation, and can not meet the high-standard use requirement of ships.
Based on the problem, the utility model provides a marine three-phase double speed asynchronous motor.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims at prior art not enough, provide marine three-phase double speed asynchronous motor, its reasonable in design, power is big, the noise is little, the startability is superior, starting torque is big, the operation is stable, reliable, can realize safety, efficient boats and ships operation power requirement.
The technical scheme is as follows: the utility model provides a marine three-phase double speed asynchronous motor, which comprises a housing, and set up the front end housing at the casing both ends, the rear end cap, and set up the wind housing in the rear end cap one side, and set up respectively at the front end housing, the first bearing mounting groove in the rear end cap symmetry plane, second bearing mounting groove, and set up respectively at first bearing mounting groove, the first bearing in the second bearing mounting groove, the second bearing, and both ends run through first bearing respectively, the second bearing, and outstanding front end housing, the rotor shaft of rear end cap, and set up the epaxial rotor at the rotor, and set up the iron core that has the winding at casing inner wall, and set up in rotor shaft one end, and be located the fan blade cover of wind housing, and set up a plurality of blade on the fan blade cover.
According to the technical scheme, the marine three-phase double-speed asynchronous motor further comprises a kidney-shaped through groove formed in the other end of the rotor shaft.
According to the technical scheme, the diameter sizes of the first bearing and the second bearing are the same.
According to the technical scheme, the marine three-phase double-speed asynchronous motor further comprises a positioning and mounting ring plate arranged on the outer wall of the shell.
Compared with the prior art, the utility model discloses a marine three-phase double speed asynchronous motor's beneficial effect lies in: the device has the advantages of reasonable design, high power, low noise, excellent starting performance, high starting torque, stable and reliable operation and capability of realizing the requirements of safe and efficient ship operation power.
Drawings
Fig. 1 is a schematic structural diagram of a three-phase two-speed asynchronous motor for a ship according to the present invention.
Detailed Description
The invention will be further elucidated with reference to the drawings and the specific embodiments.
Examples
The marine three-phase double-speed asynchronous motor as shown in fig. 1 comprises a machine shell 3, a front end cover 1 and a rear end cover 6 which are arranged at two ends of the machine shell 3, a wind cover 8 arranged at one side of the rear end cover 6, a first bearing mounting groove 14 and a second bearing mounting groove 15 which are respectively arranged in the symmetrical planes of the front end cover 1 and the rear end cover 6, a first bearing 2 and a second bearing 9 which are respectively arranged in the first bearing mounting groove 14 and the second bearing mounting groove 15, a rotor shaft 10 which penetrates through the first bearing 2 and the second bearing 9 at two ends respectively and protrudes out of the front end cover 1 and the rear end cover 6, a rotor 5 arranged on the rotor shaft 10, a winding iron core 4 arranged on the inner wall of the machine shell 3, a wind vane sleeve 7 arranged at one end of the rotor shaft 10 and arranged in the wind cover 8, and a plurality of vanes 12 arranged on the wind vane sleeve 7, wherein the wind vane sleeve 7, The plurality of blades 12 are of an integrally formed aluminum alloy structure.
Further preferably, the marine three-phase double-speed asynchronous motor further comprises a kidney-shaped through groove 11 arranged at the other end of the rotor shaft 10; the diameters of the first bearing 2) and the second bearing 9 are the same; the three-phase double-speed asynchronous motor for the ship further comprises a positioning and mounting ring plate 13 arranged on the outer wall of the shell 3.
The marine three-phase double-speed asynchronous motor with the structure has the advantages of reasonable design, high power, low noise, excellent starting performance, high starting torque, stable and reliable operation and capability of realizing the requirements of safe and efficient ship operation power.
The marine three-phase double-speed asynchronous motor with the structure is suitable for the use requirements of marine places with severe environments, and the motor is a double-speed 4/6-pole motor and is a non-double-pole single-winding three-phase asynchronous motor.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principle of the present invention, and these modifications should also be regarded as the protection scope of the present invention.
Claims (3)
1. Marine three-phase double speed asynchronous motor, its characterized in that: comprises a machine shell (3), a front end cover (1) and a rear end cover (6) which are arranged at two ends of the machine shell (3), a wind shield shell (8) which is arranged at one side of the rear end cover (6), a first bearing mounting groove (14) and a second bearing mounting groove (15) which are respectively arranged in the symmetrical surfaces of the front end cover (1) and the rear end cover (6), a first bearing (2) and a second bearing (9) which are respectively arranged in the first bearing mounting groove (14) and the second bearing mounting groove (15), a rotor shaft (10) which penetrates through the first bearing (2) and the second bearing (9) at two ends and protrudes out of the front end cover (1) and the rear end cover (6), a rotor (5) which is arranged on the rotor shaft (10), a winding iron core (4) which is arranged on the inner wall of the machine shell (3), and a wind blade sleeve (7) which is arranged at one end of the rotor shaft (10) and is positioned in the wind, a plurality of blades (12) arranged on the fan blade sleeve (7) and a positioning and mounting ring plate (13) arranged on the outer wall of the machine shell (3).
2. A marine three-phase two-speed asynchronous motor according to claim 1, characterized in that: the marine three-phase double-speed asynchronous motor further comprises a kidney-shaped through groove (11) arranged at the other end of the rotor shaft (10).
3. A marine three-phase two-speed asynchronous motor according to claim 1, characterized in that: the diameter sizes of the first bearing (2) and the second bearing (9) are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922305978.XU CN211629989U (en) | 2019-12-20 | 2019-12-20 | Three-phase double-speed asynchronous motor for ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922305978.XU CN211629989U (en) | 2019-12-20 | 2019-12-20 | Three-phase double-speed asynchronous motor for ship |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211629989U true CN211629989U (en) | 2020-10-02 |
Family
ID=72630667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922305978.XU Active CN211629989U (en) | 2019-12-20 | 2019-12-20 | Three-phase double-speed asynchronous motor for ship |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211629989U (en) |
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2019
- 2019-12-20 CN CN201922305978.XU patent/CN211629989U/en active Active
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