CN215344176U - Direct current variable frequency motor - Google Patents
Direct current variable frequency motor Download PDFInfo
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- CN215344176U CN215344176U CN202120231163.6U CN202120231163U CN215344176U CN 215344176 U CN215344176 U CN 215344176U CN 202120231163 U CN202120231163 U CN 202120231163U CN 215344176 U CN215344176 U CN 215344176U
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- variable frequency
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- frequency motor
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Abstract
The utility model relates to a direct current variable frequency motor. The existing alternating current motor has large volume, heavy weight, high product transportation cost and inconvenient installation, and is difficult to meet strict installation requirements. The utility model comprises a plastic shell and is characterized in that an iron shell is arranged in the plastic shell, a magnet ring is arranged in the iron shell, a stator is arranged in the magnet ring, a copper coil is arranged on the stator, the center of the iron shell is connected with a bearing rod, the bearing rod is connected with a ball bearing arranged on the plastic shell, a PCB adapter plate is matched in the plastic shell, and the utility model also comprises a variable frequency control module capable of implementing rotation speed control. The utility model adopts a direct-current frequency conversion all-copper ball motor, and has longer service life. Meanwhile, a frequency conversion control module is additionally arranged, so that intelligent control of the rotating speed can be implemented. The starting capacitor is not needed, the speed reduction or damage caused by the attenuation of the capacitor is avoided, and the energy consumption is low. Simple structure, small volume, convenient installation and transportation and guaranteed use safety.
Description
Technical Field
The utility model relates to a direct current variable frequency motor.
Background
The existing alternating current motor has large volume, heavy weight, high product transportation cost and inconvenient installation, and is difficult to meet strict installation requirements. The starting capacitor is arranged, the speed is reduced or the capacitor is damaged due to the attenuation of the capacitor, and the operation reliability is not well guaranteed. In addition, the motor has no frequency conversion function, and the rotating speed can not be controlled timely.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides the direct-current variable-frequency motor, which has the advantages of simplified motor structure, convenient installation and transportation, frequency conversion function, reliable operation and longer service life.
Therefore, the utility model adopts the following technical scheme: the utility model provides a direct current variable frequency motor, includes plastic casing, its characterized in that plastic casing in set up the iron-clad, the iron-clad in set up the magnet circle, set up the stator in the magnet circle, set up copper coil on the stator, iron-clad center connect the bearing stick, the bearing stick be connected with the ball bearing who sets up on plastic casing again, plastic casing in still collocation PCB keysets, still including the variable frequency control module that can implement speed control.
Preferably, the PCB is in solder connection with the copper coil on the stator, and current is led in as a conductor.
Preferably, the magnet ring is respectively adsorbed and positioned with the stator and the iron shell, and the bearing rod is riveted with the iron shell.
Preferably, the bearing rod is further provided with an E-shaped clamping ring, and the E-shaped clamping ring is clamped into the bearing rod groove.
Preferably, the ball bearings comprise small ball bearings clamped into the hoop holes in the plastic shell and large ball bearings clamped into the surface holes in the plastic shell.
Preferably, the stator is sleeved into the rubber shell inner column for clamping.
Preferably, the bearing rod is further provided with a sound insulation cushion sleeve.
Preferably, the plastic shell is further provided with a line pressing plate.
Preferably, the plastic shell is further provided with a PC board, and the PC board is clamped into a rubber shell groove of the plastic shell.
The utility model adopts a direct-current frequency conversion all-copper ball motor, and has longer service life. Meanwhile, a frequency conversion control module is additionally arranged, so that intelligent control of the rotating speed can be implemented. The starting capacitor is not needed, the speed reduction or damage caused by the attenuation of the capacitor is avoided, and the energy consumption is low. Simple structure, small volume, convenient installation and transportation and guaranteed use safety.
Drawings
Fig. 1 is an exploded view of the present invention.
Fig. 2 is a schematic view of the connection of the bearing rod and the iron shell according to the present invention.
Fig. 3 is a schematic view of the connection of the plastic housing and the stator of the present invention.
Fig. 4 is a schematic view of the assembly of fig. 2 and the assembly of fig. 3 assembled together.
Detailed Description
The present invention is described in further detail below with reference to the attached drawing figures.
The direct-current variable frequency motor shown in fig. 1-4 comprises a plastic shell 7, wherein an iron shell 3 is arranged in the plastic shell, a magnet ring 4 is arranged in the iron shell, a stator 5 is arranged in the magnet ring, a copper coil is arranged on the stator, the center of the iron shell is connected with a bearing rod 1, the bearing rod is connected with a ball bearing arranged on the plastic shell, a PCB adapter plate is further arranged in the plastic shell, and a variable frequency control module capable of controlling the rotating speed is further matched with the PCB adapter plate.
The magnet ring is respectively adsorbed and positioned with the stator and the iron shell, and the bearing rod is connected with the iron shell in a riveting manner. The bearing rod is also provided with an E-shaped clamping ring 2, and the E-shaped clamping ring is clamped into the groove of the bearing rod. The ball bearings include a small ball bearing 6 that is snapped into a ferrule in the plastic housing and a large ball bearing 10 that is snapped into a surface hole in the plastic housing. The stator is sleeved in the rubber shell and clamped tightly by the inner column. The bearing rod is also provided with a sound insulation cushion cover 11. The plastic shell is also provided with a line pressing plate 9. The PCB is clamped into a rubber shell groove of the plastic shell.
The direct current motor of the utility model is a motor which converts direct current electric energy into mechanical energy and has good speed regulation performance. The PCB is communicated with a copper coil on the stator through soldering tin and is used as a conductor to be introduced with current, and then the current flows through the coil; according to the electromagnetic force law, the stator is used as a field coil to be electrified to generate a stator magnetic field, and the iron shell and the magnet coil which are electrified generate electric power in the stator magnetic field to form torque to push the iron shell to rotate; the bearing rod is driven by the rotation of the iron shell to conduct mechanical motion which is guided by the big/small ball bearings and does not deviate in the positive direction.
The motor can change the rotation direction of the inner rotor of the motor by changing the direction of the introduced current.
The utility model has longer service life. Meanwhile, a frequency conversion control module is additionally arranged, so that intelligent control of the rotating speed can be implemented. The starting capacitor is not needed, the speed reduction or damage caused by the attenuation of the capacitor is avoided, and the energy consumption is low. Simple structure, small volume, convenient installation and transportation and guaranteed use safety.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed.
Claims (8)
1. A direct current variable frequency motor comprises a plastic shell, and is characterized in that an iron shell is arranged in the plastic shell, a magnet ring is arranged in the iron shell, a stator is arranged in the magnet ring, a copper coil is arranged on the stator, a bearing rod is connected with the center of the iron shell and is connected with a ball bearing arranged on the plastic shell,
the plastic shell is also internally provided with a PCB adapter plate and a frequency conversion control module which can implement rotating speed control.
2. The direct current variable frequency motor according to claim 1, wherein the PCB interposer is in solder communication with the copper coils on the stator for conducting current as a conductor.
3. The direct-current variable frequency motor according to claim 1, wherein the magnet ring is respectively adsorbed and positioned with the stator and the iron shell, and the bearing rod is riveted with the iron shell.
4. The direct-current variable frequency motor according to claim 1, wherein an E-shaped snap ring is further arranged on the bearing rod, and the E-shaped snap ring is snapped into a groove of the bearing rod.
5. The direct current variable frequency motor according to claim 1, wherein the ball bearings comprise small ball bearings which are clamped into the hoop holes in the plastic housing, and further comprise large ball bearings which are clamped into the surface holes in the plastic housing.
6. The direct current variable frequency motor according to claim 1, wherein the stator is sleeved into the inner column of the rubber casing to be clamped.
7. The direct current variable frequency motor according to claim 1, wherein the bearing rod is further provided with a sound insulation cushion cover.
8. The direct-current variable frequency motor according to claim 1, wherein a tension disc is further disposed on the plastic housing.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120231163.6U CN215344176U (en) | 2021-01-28 | 2021-01-28 | Direct current variable frequency motor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202120231163.6U CN215344176U (en) | 2021-01-28 | 2021-01-28 | Direct current variable frequency motor |
Publications (1)
Publication Number | Publication Date |
---|---|
CN215344176U true CN215344176U (en) | 2021-12-28 |
Family
ID=79579766
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202120231163.6U Active CN215344176U (en) | 2021-01-28 | 2021-01-28 | Direct current variable frequency motor |
Country Status (1)
Country | Link |
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CN (1) | CN215344176U (en) |
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2021
- 2021-01-28 CN CN202120231163.6U patent/CN215344176U/en active Active
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